intel_overlay.c revision b303cf9542b016e2af3b9d17255a7f93cd790ef5
102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter/* 202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * Copyright © 2009 302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * 402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * Permission is hereby granted, free of charge, to any person obtaining a 502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * copy of this software and associated documentation files (the "Software"), 602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * to deal in the Software without restriction, including without limitation 702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * the rights to use, copy, modify, merge, publish, distribute, sublicense, 802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * and/or sell copies of the Software, and to permit persons to whom the 902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * Software is furnished to do so, subject to the following conditions: 1002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * 1102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * The above copyright notice and this permission notice (including the next 1202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * paragraph) shall be included in all copies or substantial portions of the 1302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * Software. 1402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * 1502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 1602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 1702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 1802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 1902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 2002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 2102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * SOFTWARE. 2202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * 2302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * Authors: 2402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * Daniel Vetter <daniel@ffwll.ch> 2502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * 2602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * Derived from Xorg ddx, xf86-video-intel, src/i830_video.c 2702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter */ 28e167976ee7f5fe4b80f7e8f55e087f6c67cf9562Andrew Morton 29e167976ee7f5fe4b80f7e8f55e087f6c67cf9562Andrew Morton#include <linux/seq_file.h> 3002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#include "drmP.h" 3102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#include "drm.h" 3202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#include "i915_drm.h" 3302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#include "i915_drv.h" 3402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#include "i915_reg.h" 3502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#include "intel_drv.h" 3602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 3702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter/* Limits for overlay size. According to intel doc, the real limits are: 3802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * Y width: 4095, UV width (planar): 2047, Y height: 2047, 3902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * UV width (planar): * 1023. But the xorg thinks 2048 for height and width. Use 4002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * the mininum of both. */ 4102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define IMAGE_MAX_WIDTH 2048 4202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define IMAGE_MAX_HEIGHT 2046 /* 2 * 1023 */ 4302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter/* on 830 and 845 these large limits result in the card hanging */ 4402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define IMAGE_MAX_WIDTH_LEGACY 1024 4502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define IMAGE_MAX_HEIGHT_LEGACY 1088 4602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 4702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter/* overlay register definitions */ 4802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter/* OCMD register */ 4902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_TILED_SURFACE (0x1<<19) 5002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_MIRROR_MASK (0x3<<17) 5102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_MIRROR_MODE (0x3<<17) 5202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_MIRROR_HORIZONTAL (0x1<<17) 5302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_MIRROR_VERTICAL (0x2<<17) 5402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_MIRROR_BOTH (0x3<<17) 5502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_BYTEORDER_MASK (0x3<<14) /* zero for YUYV or FOURCC YUY2 */ 5602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_UV_SWAP (0x1<<14) /* YVYU */ 5702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_Y_SWAP (0x2<<14) /* UYVY or FOURCC UYVY */ 5802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_Y_AND_UV_SWAP (0x3<<14) /* VYUY */ 5902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_SOURCE_FORMAT_MASK (0xf<<10) 6002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_RGB_888 (0x1<<10) /* not in i965 Intel docs */ 6102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_RGB_555 (0x2<<10) /* not in i965 Intel docs */ 6202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_RGB_565 (0x3<<10) /* not in i965 Intel docs */ 6302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_YUV_422_PACKED (0x8<<10) 6402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_YUV_411_PACKED (0x9<<10) /* not in i965 Intel docs */ 6502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_YUV_420_PLANAR (0xc<<10) 6602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_YUV_422_PLANAR (0xd<<10) 6702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_YUV_410_PLANAR (0xe<<10) /* also 411 */ 6802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_TVSYNCFLIP_PARITY (0x1<<9) 6902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_TVSYNCFLIP_ENABLE (0x1<<7) 70d79613643b4512962b2be5262a09b6694dd96101Chris Wilson#define OCMD_BUF_TYPE_MASK (0x1<<5) 7102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_BUF_TYPE_FRAME (0x0<<5) 7202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_BUF_TYPE_FIELD (0x1<<5) 7302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_TEST_MODE (0x1<<4) 7402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_BUFFER_SELECT (0x3<<2) 7502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_BUFFER0 (0x0<<2) 7602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_BUFFER1 (0x1<<2) 7702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_FIELD_SELECT (0x1<<2) 7802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_FIELD0 (0x0<<1) 7902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_FIELD1 (0x1<<1) 8002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCMD_ENABLE (0x1<<0) 8102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 8202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter/* OCONFIG register */ 8302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCONF_PIPE_MASK (0x1<<18) 8402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCONF_PIPE_A (0x0<<18) 8502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCONF_PIPE_B (0x1<<18) 8602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCONF_GAMMA2_ENABLE (0x1<<16) 8702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCONF_CSC_MODE_BT601 (0x0<<5) 8802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCONF_CSC_MODE_BT709 (0x1<<5) 8902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCONF_CSC_BYPASS (0x1<<4) 9002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCONF_CC_OUT_8BIT (0x1<<3) 9102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCONF_TEST_MODE (0x1<<2) 9202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCONF_THREE_LINE_BUFFER (0x1<<0) 9302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OCONF_TWO_LINE_BUFFER (0x0<<0) 9402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 9502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter/* DCLRKM (dst-key) register */ 9602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define DST_KEY_ENABLE (0x1<<31) 9702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define CLK_RGB24_MASK 0x0 9802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define CLK_RGB16_MASK 0x070307 9902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define CLK_RGB15_MASK 0x070707 10002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define CLK_RGB8I_MASK 0xffffff 10102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 10202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define RGB16_TO_COLORKEY(c) \ 10302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter (((c & 0xF800) << 8) | ((c & 0x07E0) << 5) | ((c & 0x001F) << 3)) 10402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define RGB15_TO_COLORKEY(c) \ 10502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter (((c & 0x7c00) << 9) | ((c & 0x03E0) << 6) | ((c & 0x001F) << 3)) 10602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 10702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter/* overlay flip addr flag */ 10802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define OFC_UPDATE 0x1 10902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 11002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter/* polyphase filter coefficients */ 11102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define N_HORIZ_Y_TAPS 5 11202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define N_VERT_Y_TAPS 3 11302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define N_HORIZ_UV_TAPS 3 11402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define N_VERT_UV_TAPS 3 11502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define N_PHASES 17 11602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define MAX_TAPS 5 11702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 11802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter/* memory bufferd overlay registers */ 11902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstruct overlay_registers { 12002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OBUF_0Y; 12102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OBUF_1Y; 12202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OBUF_0U; 12302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OBUF_0V; 12402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OBUF_1U; 12502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OBUF_1V; 12602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OSTRIDE; 12702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 YRGB_VPH; 12802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 UV_VPH; 12902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 HORZ_PH; 13002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 INIT_PHS; 13102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 DWINPOS; 13202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 DWINSZ; 13302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 SWIDTH; 13402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 SWIDTHSW; 13502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 SHEIGHT; 13602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 YRGBSCALE; 13702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 UVSCALE; 13802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OCLRC0; 13902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OCLRC1; 14002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 DCLRKV; 14102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 DCLRKM; 14202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 SCLRKVH; 14302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 SCLRKVL; 14402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 SCLRKEN; 14502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OCONFIG; 14602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OCMD; 14702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 RESERVED1; /* 0x6C */ 14802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OSTART_0Y; 14902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OSTART_1Y; 15002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OSTART_0U; 15102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OSTART_0V; 15202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OSTART_1U; 15302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OSTART_1V; 15402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OTILEOFF_0Y; 15502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OTILEOFF_1Y; 15602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OTILEOFF_0U; 15702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OTILEOFF_0V; 15802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OTILEOFF_1U; 15902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 OTILEOFF_1V; 16002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 FASTHSCALE; /* 0xA0 */ 16102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 UVSCALEV; /* 0xA4 */ 16202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 RESERVEDC[(0x200 - 0xA8) / 4]; /* 0xA8 - 0x1FC */ 16302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u16 Y_VCOEFS[N_VERT_Y_TAPS * N_PHASES]; /* 0x200 */ 16402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u16 RESERVEDD[0x100 / 2 - N_VERT_Y_TAPS * N_PHASES]; 16502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u16 Y_HCOEFS[N_HORIZ_Y_TAPS * N_PHASES]; /* 0x300 */ 16602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u16 RESERVEDE[0x200 / 2 - N_HORIZ_Y_TAPS * N_PHASES]; 16702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u16 UV_VCOEFS[N_VERT_UV_TAPS * N_PHASES]; /* 0x500 */ 16802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u16 RESERVEDF[0x100 / 2 - N_VERT_UV_TAPS * N_PHASES]; 16902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u16 UV_HCOEFS[N_HORIZ_UV_TAPS * N_PHASES]; /* 0x600 */ 17002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u16 RESERVEDG[0x100 / 2 - N_HORIZ_UV_TAPS * N_PHASES]; 17102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter}; 17202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 17323f09ce31ca68af3728ac5eed3e3efb03c5f990aChris Wilsonstruct intel_overlay { 17423f09ce31ca68af3728ac5eed3e3efb03c5f990aChris Wilson struct drm_device *dev; 17523f09ce31ca68af3728ac5eed3e3efb03c5f990aChris Wilson struct intel_crtc *crtc; 17623f09ce31ca68af3728ac5eed3e3efb03c5f990aChris Wilson struct drm_i915_gem_object *vid_bo; 17723f09ce31ca68af3728ac5eed3e3efb03c5f990aChris Wilson struct drm_i915_gem_object *old_vid_bo; 17823f09ce31ca68af3728ac5eed3e3efb03c5f990aChris Wilson int active; 17923f09ce31ca68af3728ac5eed3e3efb03c5f990aChris Wilson int pfit_active; 18023f09ce31ca68af3728ac5eed3e3efb03c5f990aChris Wilson u32 pfit_vscale_ratio; /* shifted-point number, (1<<12) == 1.0 */ 18123f09ce31ca68af3728ac5eed3e3efb03c5f990aChris Wilson u32 color_key; 18223f09ce31ca68af3728ac5eed3e3efb03c5f990aChris Wilson u32 brightness, contrast, saturation; 18323f09ce31ca68af3728ac5eed3e3efb03c5f990aChris Wilson u32 old_xscale, old_yscale; 18423f09ce31ca68af3728ac5eed3e3efb03c5f990aChris Wilson /* register access */ 18523f09ce31ca68af3728ac5eed3e3efb03c5f990aChris Wilson u32 flip_addr; 18623f09ce31ca68af3728ac5eed3e3efb03c5f990aChris Wilson struct drm_i915_gem_object *reg_bo; 18723f09ce31ca68af3728ac5eed3e3efb03c5f990aChris Wilson /* flip handling */ 18823f09ce31ca68af3728ac5eed3e3efb03c5f990aChris Wilson uint32_t last_flip_req; 189b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson void (*flip_tail)(struct intel_overlay *); 19023f09ce31ca68af3728ac5eed3e3efb03c5f990aChris Wilson}; 19123f09ce31ca68af3728ac5eed3e3efb03c5f990aChris Wilson 1928d74f656dd78ae1ba813389cd46197c6329696bcChris Wilsonstatic struct overlay_registers * 1938d74f656dd78ae1ba813389cd46197c6329696bcChris Wilsonintel_overlay_map_regs_atomic(struct intel_overlay *overlay, 1948d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson int slot) 19502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 19602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter drm_i915_private_t *dev_priv = overlay->dev->dev_private; 19702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct overlay_registers *regs; 19802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 1999bb2ff731b32c023e7a502efdc0dee46157290d5Chris Wilson if (OVERLAY_NEEDS_PHYSICAL(overlay->dev)) 20031578148b2c62612f9516fdcf5ebb64ab32ed12dChris Wilson regs = overlay->reg_bo->phys_obj->handle->vaddr; 2019bb2ff731b32c023e7a502efdc0dee46157290d5Chris Wilson else 20202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs = io_mapping_map_atomic_wc(dev_priv->mm.gtt_mapping, 203fca3ec01e0b40cab82cac7745e154b01969e6219Chris Wilson overlay->reg_bo->gtt_offset, 2048d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson slot); 20502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 2069bb2ff731b32c023e7a502efdc0dee46157290d5Chris Wilson return regs; 20702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 20802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 2098d74f656dd78ae1ba813389cd46197c6329696bcChris Wilsonstatic void intel_overlay_unmap_regs_atomic(struct intel_overlay *overlay, 2109bb2ff731b32c023e7a502efdc0dee46157290d5Chris Wilson int slot, 2119bb2ff731b32c023e7a502efdc0dee46157290d5Chris Wilson struct overlay_registers *regs) 21202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 21331578148b2c62612f9516fdcf5ebb64ab32ed12dChris Wilson if (!OVERLAY_NEEDS_PHYSICAL(overlay->dev)) 2149bb2ff731b32c023e7a502efdc0dee46157290d5Chris Wilson io_mapping_unmap_atomic(regs, slot); 2158d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson} 2168d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson 2178d74f656dd78ae1ba813389cd46197c6329696bcChris Wilsonstatic struct overlay_registers * 2188d74f656dd78ae1ba813389cd46197c6329696bcChris Wilsonintel_overlay_map_regs(struct intel_overlay *overlay) 2198d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson{ 2208d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson drm_i915_private_t *dev_priv = overlay->dev->dev_private; 2218d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson struct overlay_registers *regs; 2228d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson 2239bb2ff731b32c023e7a502efdc0dee46157290d5Chris Wilson if (OVERLAY_NEEDS_PHYSICAL(overlay->dev)) 2248d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson regs = overlay->reg_bo->phys_obj->handle->vaddr; 2259bb2ff731b32c023e7a502efdc0dee46157290d5Chris Wilson else 2268d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson regs = io_mapping_map_wc(dev_priv->mm.gtt_mapping, 2278d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson overlay->reg_bo->gtt_offset); 2288d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson 2299bb2ff731b32c023e7a502efdc0dee46157290d5Chris Wilson return regs; 2308d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson} 2318d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson 2329bb2ff731b32c023e7a502efdc0dee46157290d5Chris Wilsonstatic void intel_overlay_unmap_regs(struct intel_overlay *overlay, 2339bb2ff731b32c023e7a502efdc0dee46157290d5Chris Wilson struct overlay_registers *regs) 2348d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson{ 2358d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson if (!OVERLAY_NEEDS_PHYSICAL(overlay->dev)) 2369bb2ff731b32c023e7a502efdc0dee46157290d5Chris Wilson io_mapping_unmap(regs); 23702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 23802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 239b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilsonstatic int intel_overlay_do_wait_request(struct intel_overlay *overlay, 2408dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson struct drm_i915_gem_request *request, 241b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson bool interruptible, 242b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson void (*tail)(struct intel_overlay *)) 24302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 24402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct drm_device *dev = overlay->dev; 245852835f343146a82a528c3b712b373661d4fa17aZou Nan hai drm_i915_private_t *dev_priv = dev->dev_private; 246b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson int ret; 24702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 248b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson BUG_ON(overlay->last_flip_req); 249852835f343146a82a528c3b712b373661d4fa17aZou Nan hai overlay->last_flip_req = 2508dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson i915_add_request(dev, NULL, request, &dev_priv->render_ring); 25103f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter if (overlay->last_flip_req == 0) 25203f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter return -ENOMEM; 25302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 254b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson overlay->flip_tail = tail; 255852835f343146a82a528c3b712b373661d4fa17aZou Nan hai ret = i915_do_wait_request(dev, 256722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson overlay->last_flip_req, true, 257722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson &dev_priv->render_ring); 258b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson if (ret) 25903f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter return ret; 26002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 26103f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter overlay->last_flip_req = 0; 26202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return 0; 26302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 26402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 265106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson/* Workaround for i830 bug where pipe a must be enable to change control regs */ 266106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilsonstatic int 267106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilsoni830_activate_pipe_a(struct drm_device *dev) 268106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson{ 269106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson drm_i915_private_t *dev_priv = dev->dev_private; 270106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson struct intel_crtc *crtc; 271106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson struct drm_crtc_helper_funcs *crtc_funcs; 272106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson struct drm_display_mode vesa_640x480 = { 273106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 25175, 640, 656, 274106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson 752, 800, 0, 480, 489, 492, 525, 0, 275106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) 276106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson }, *mode; 277106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson 278106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson crtc = to_intel_crtc(dev_priv->pipe_to_crtc_mapping[0]); 279106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson if (crtc->dpms_mode == DRM_MODE_DPMS_ON) 280106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson return 0; 281106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson 282106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson /* most i8xx have pipe a forced on, so don't trust dpms mode */ 283106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson if (I915_READ(PIPEACONF) & PIPEACONF_ENABLE) 284106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson return 0; 285106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson 286106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson crtc_funcs = crtc->base.helper_private; 287106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson if (crtc_funcs->dpms == NULL) 288106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson return 0; 289106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson 290106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson DRM_DEBUG_DRIVER("Enabling pipe A in order to enable overlay\n"); 291106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson 292106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson mode = drm_mode_duplicate(dev, &vesa_640x480); 293106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson drm_mode_set_crtcinfo(mode, CRTC_INTERLACE_HALVE_V); 294106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson if(!drm_crtc_helper_set_mode(&crtc->base, mode, 295106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson crtc->base.x, crtc->base.y, 296106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson crtc->base.fb)) 297106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson return 0; 298106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson 299106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson crtc_funcs->dpms(&crtc->base, DRM_MODE_DPMS_ON); 300106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson return 1; 301106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson} 302106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson 303106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilsonstatic void 304106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilsoni830_deactivate_pipe_a(struct drm_device *dev) 305106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson{ 306106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson drm_i915_private_t *dev_priv = dev->dev_private; 307106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson struct drm_crtc *crtc = dev_priv->pipe_to_crtc_mapping[0]; 308106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private; 309106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson 310106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson crtc_funcs->dpms(crtc, DRM_MODE_DPMS_OFF); 311106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson} 312106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson 313b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson/* overlay needs to be disable in OCMD reg */ 314b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilsonstatic int intel_overlay_on(struct intel_overlay *overlay) 315b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson{ 316b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson struct drm_device *dev = overlay->dev; 3178dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson struct drm_i915_gem_request *request; 318106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson int pipe_a_quirk = 0; 319106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson int ret; 320b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson 321b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson BUG_ON(overlay->active); 322b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson overlay->active = 1; 323b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson 324106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson if (IS_I830(dev)) { 325106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson pipe_a_quirk = i830_activate_pipe_a(dev); 326106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson if (pipe_a_quirk < 0) 327106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson return pipe_a_quirk; 328106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson } 329106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson 3308dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson request = kzalloc(sizeof(*request), GFP_KERNEL); 331106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson if (request == NULL) { 332106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson ret = -ENOMEM; 333106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson goto out; 334106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson } 3358dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson 336b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson BEGIN_LP_RING(4); 337b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson OUT_RING(MI_OVERLAY_FLIP | MI_OVERLAY_ON); 338b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson OUT_RING(overlay->flip_addr | OFC_UPDATE); 339b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson OUT_RING(MI_WAIT_FOR_EVENT | MI_WAIT_FOR_OVERLAY_FLIP); 340b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson OUT_RING(MI_NOOP); 341b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson ADVANCE_LP_RING(); 342b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson 343b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson ret = intel_overlay_do_wait_request(overlay, request, true, NULL); 344106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilsonout: 345106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson if (pipe_a_quirk) 346106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson i830_deactivate_pipe_a(dev); 347106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson 348106dadacbeeea92f61a2c32f3651ee31c1b34e31Chris Wilson return ret; 349b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson} 350b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson 35102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter/* overlay needs to be enabled in OCMD reg */ 3528dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilsonstatic int intel_overlay_continue(struct intel_overlay *overlay, 3538dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson bool load_polyphase_filter) 35402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 35502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct drm_device *dev = overlay->dev; 35602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter drm_i915_private_t *dev_priv = dev->dev_private; 3578dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson struct drm_i915_gem_request *request; 35802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 flip_addr = overlay->flip_addr; 35902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 tmp; 36002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 36102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter BUG_ON(!overlay->active); 36202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 3638dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson request = kzalloc(sizeof(*request), GFP_KERNEL); 3648dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson if (request == NULL) 3658dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson return -ENOMEM; 3668dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson 36702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (load_polyphase_filter) 36802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter flip_addr |= OFC_UPDATE; 36902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 37002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /* check for underruns */ 37102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter tmp = I915_READ(DOVSTA); 37202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (tmp & (1 << 17)) 37302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter DRM_DEBUG("overlay underrun, DOVSTA: %x\n", tmp); 37402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 3754f8a567c4666c73284832240db89fdadb2c50bd5Daniel Vetter BEGIN_LP_RING(2); 37602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter OUT_RING(MI_OVERLAY_FLIP | MI_OVERLAY_CONTINUE); 37702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter OUT_RING(flip_addr); 3785a5a0c64a99d7542c48c99d1a8bbb49e665842beDaniel Vetter ADVANCE_LP_RING(); 3795a5a0c64a99d7542c48c99d1a8bbb49e665842beDaniel Vetter 380852835f343146a82a528c3b712b373661d4fa17aZou Nan hai overlay->last_flip_req = 3818dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson i915_add_request(dev, NULL, request, &dev_priv->render_ring); 3828dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson return 0; 3835a5a0c64a99d7542c48c99d1a8bbb49e665842beDaniel Vetter} 3845a5a0c64a99d7542c48c99d1a8bbb49e665842beDaniel Vetter 385b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilsonstatic void intel_overlay_release_old_vid_tail(struct intel_overlay *overlay) 386b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson{ 387b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson struct drm_gem_object *obj = &overlay->old_vid_bo->base; 388b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson 389b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson i915_gem_object_unpin(obj); 390b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson drm_gem_object_unreference(obj); 391b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson 392b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson overlay->old_vid_bo = NULL; 393b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson} 394b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson 395b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilsonstatic void intel_overlay_off_tail(struct intel_overlay *overlay) 396b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson{ 397b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson struct drm_gem_object *obj; 398b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson 399b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson /* never have the overlay hw on without showing a frame */ 400b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson BUG_ON(!overlay->vid_bo); 401b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson obj = &overlay->vid_bo->base; 402b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson 403b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson i915_gem_object_unpin(obj); 404b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson drm_gem_object_unreference(obj); 405b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson overlay->vid_bo = NULL; 406b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson 407b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson overlay->crtc->overlay = NULL; 408b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson overlay->crtc = NULL; 409b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson overlay->active = 0; 410b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson} 411b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson 41202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter/* overlay needs to be disabled in OCMD reg */ 4135dcdbcb06badbdf2faa698bf3198e421a1e12840Chris Wilsonstatic int intel_overlay_off(struct intel_overlay *overlay, 4145dcdbcb06badbdf2faa698bf3198e421a1e12840Chris Wilson bool interruptible) 41502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 41602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct drm_device *dev = overlay->dev; 4178dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson u32 flip_addr = overlay->flip_addr; 4188dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson struct drm_i915_gem_request *request; 41902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 42002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter BUG_ON(!overlay->active); 42102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 4228dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson request = kzalloc(sizeof(*request), GFP_KERNEL); 4238dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson if (request == NULL) 4248dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson return -ENOMEM; 4258dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson 42602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /* According to intel docs the overlay hw may hang (when switching 42702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * off) without loading the filter coeffs. It is however unclear whether 42802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * this applies to the disabling of the overlay or to the switching off 42902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter * of the hw. Do it in both cases */ 43002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter flip_addr |= OFC_UPDATE; 43102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 4328dfbc3403113bcc51f0350c3471fa1abf664305fChris Wilson BEGIN_LP_RING(6); 43302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /* wait for overlay to go idle */ 43402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter OUT_RING(MI_OVERLAY_FLIP | MI_OVERLAY_CONTINUE); 43502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter OUT_RING(flip_addr); 436722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson OUT_RING(MI_WAIT_FOR_EVENT | MI_WAIT_FOR_OVERLAY_FLIP); 43702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /* turn overlay off */ 438722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson OUT_RING(MI_OVERLAY_FLIP | MI_OVERLAY_OFF); 43902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter OUT_RING(flip_addr); 440722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson OUT_RING(MI_WAIT_FOR_EVENT | MI_WAIT_FOR_OVERLAY_FLIP); 44102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ADVANCE_LP_RING(); 44202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 4435dcdbcb06badbdf2faa698bf3198e421a1e12840Chris Wilson return intel_overlay_do_wait_request(overlay, request, interruptible, 444b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson intel_overlay_off_tail); 44512ca45fea91cfbb09df828bea958b47348caee6dDaniel Vetter} 44612ca45fea91cfbb09df828bea958b47348caee6dDaniel Vetter 44703f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter/* recover from an interruption due to a signal 44803f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter * We have to be careful not to repeat work forever an make forward progess. */ 4495dcdbcb06badbdf2faa698bf3198e421a1e12840Chris Wilsonstatic int intel_overlay_recover_from_interrupt(struct intel_overlay *overlay, 4505dcdbcb06badbdf2faa698bf3198e421a1e12840Chris Wilson bool interruptible) 45103f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter{ 45203f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter struct drm_device *dev = overlay->dev; 453852835f343146a82a528c3b712b373661d4fa17aZou Nan hai drm_i915_private_t *dev_priv = dev->dev_private; 45403f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter int ret; 45503f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter 456b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson if (overlay->last_flip_req == 0) 457b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson return 0; 45803f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter 459852835f343146a82a528c3b712b373661d4fa17aZou Nan hai ret = i915_do_wait_request(dev, overlay->last_flip_req, 460722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson interruptible, &dev_priv->render_ring); 461b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson if (ret) 46203f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter return ret; 46303f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter 464b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson if (overlay->flip_tail) 465b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson overlay->flip_tail(overlay); 466b6c028e00445de9dfde2cd0c26521ac53965320aChris Wilson 46703f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter overlay->last_flip_req = 0; 46803f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter return 0; 46903f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter} 47003f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter 4715a5a0c64a99d7542c48c99d1a8bbb49e665842beDaniel Vetter/* Wait for pending overlay flip and release old frame. 4725a5a0c64a99d7542c48c99d1a8bbb49e665842beDaniel Vetter * Needs to be called before the overlay register are changed 4738d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson * via intel_overlay_(un)map_regs 4748d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson */ 47502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic int intel_overlay_release_old_vid(struct intel_overlay *overlay) 47602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 4775cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson struct drm_device *dev = overlay->dev; 4785cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson drm_i915_private_t *dev_priv = dev->dev_private; 47902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int ret; 48002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 4815cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson /* Only wait if there is actually an old frame to release to 4825cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson * guarantee forward progress. 4835cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson */ 48403f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter if (!overlay->old_vid_bo) 48503f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter return 0; 48603f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter 4875cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson if (I915_READ(ISR) & I915_OVERLAY_PLANE_FLIP_PENDING_INTERRUPT) { 4888dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson struct drm_i915_gem_request *request; 4898dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson 4905cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson /* synchronous slowpath */ 4918dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson request = kzalloc(sizeof(*request), GFP_KERNEL); 4928dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson if (request == NULL) 4938dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson return -ENOMEM; 4948dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson 4955cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson BEGIN_LP_RING(2); 4965cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson OUT_RING(MI_WAIT_FOR_EVENT | MI_WAIT_FOR_OVERLAY_FLIP); 4975cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson OUT_RING(MI_NOOP); 4985cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson ADVANCE_LP_RING(); 4995cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson 5008dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson ret = intel_overlay_do_wait_request(overlay, request, true, 501b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson intel_overlay_release_old_vid_tail); 5025cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson if (ret) 5035cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson return ret; 5045cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson } 50502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 5065cd68c9864d65e49c910c701716e4e94e09f7ce0Chris Wilson intel_overlay_release_old_vid_tail(overlay); 50702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return 0; 50802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 50902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 51002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstruct put_image_params { 51102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int format; 51202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter short dst_x; 51302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter short dst_y; 51402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter short dst_w; 51502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter short dst_h; 51602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter short src_w; 51702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter short src_scan_h; 51802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter short src_scan_w; 51902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter short src_h; 52002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter short stride_Y; 52102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter short stride_UV; 52202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int offset_Y; 52302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int offset_U; 52402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int offset_V; 52502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter}; 52602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 52702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic int packed_depth_bytes(u32 format) 52802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 52902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter switch (format & I915_OVERLAY_DEPTH_MASK) { 530722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV422: 531722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return 4; 532722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV411: 533722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson /* return 6; not implemented */ 534722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson default: 535722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return -EINVAL; 53602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 53702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 53802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 53902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic int packed_width_bytes(u32 format, short width) 54002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 54102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter switch (format & I915_OVERLAY_DEPTH_MASK) { 542722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV422: 543722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return width << 1; 544722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson default: 545722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return -EINVAL; 54602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 54702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 54802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 54902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic int uv_hsubsampling(u32 format) 55002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 55102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter switch (format & I915_OVERLAY_DEPTH_MASK) { 552722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV422: 553722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV420: 554722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return 2; 555722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV411: 556722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV410: 557722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return 4; 558722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson default: 559722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return -EINVAL; 56002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 56102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 56202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 56302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic int uv_vsubsampling(u32 format) 56402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 56502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter switch (format & I915_OVERLAY_DEPTH_MASK) { 566722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV420: 567722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV410: 568722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return 2; 569722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV422: 570722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV411: 571722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return 1; 572722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson default: 573722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return -EINVAL; 57402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 57502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 57602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 57702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic u32 calc_swidthsw(struct drm_device *dev, u32 offset, u32 width) 57802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 57902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 mask, shift, ret; 58002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (IS_I9XX(dev)) { 58102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter mask = 0x3f; 58202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter shift = 6; 58302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } else { 58402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter mask = 0x1f; 58502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter shift = 5; 58602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 58702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = ((offset + width + mask) >> shift) - (offset >> shift); 58802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (IS_I9XX(dev)) 58902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret <<= 1; 59002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret -=1; 59102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return ret << 2; 59202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 59302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 59402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic const u16 y_static_hcoeffs[N_HORIZ_Y_TAPS * N_PHASES] = { 59502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0x3000, 0xb4a0, 0x1930, 0x1920, 0xb4a0, 59602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0x3000, 0xb500, 0x19d0, 0x1880, 0xb440, 59702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0x3000, 0xb540, 0x1a88, 0x2f80, 0xb3e0, 59802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0x3000, 0xb580, 0x1b30, 0x2e20, 0xb380, 59902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0x3000, 0xb5c0, 0x1bd8, 0x2cc0, 0xb320, 60002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0x3020, 0xb5e0, 0x1c60, 0x2b80, 0xb2c0, 60102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0x3020, 0xb5e0, 0x1cf8, 0x2a20, 0xb260, 60202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0x3020, 0xb5e0, 0x1d80, 0x28e0, 0xb200, 60302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0x3020, 0xb5c0, 0x1e08, 0x3f40, 0xb1c0, 60402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0x3020, 0xb580, 0x1e78, 0x3ce0, 0xb160, 60502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0x3040, 0xb520, 0x1ed8, 0x3aa0, 0xb120, 60602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0x3040, 0xb4a0, 0x1f30, 0x3880, 0xb0e0, 60702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0x3040, 0xb400, 0x1f78, 0x3680, 0xb0a0, 60802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0x3020, 0xb340, 0x1fb8, 0x34a0, 0xb060, 60902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0x3020, 0xb240, 0x1fe0, 0x32e0, 0xb040, 61002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0x3020, 0xb140, 0x1ff8, 0x3160, 0xb020, 611722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson 0xb000, 0x3000, 0x0800, 0x3000, 0xb000 612722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson}; 613722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson 61402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic const u16 uv_static_hcoeffs[N_HORIZ_UV_TAPS * N_PHASES] = { 61502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0x3000, 0x1800, 0x1800, 0xb000, 0x18d0, 0x2e60, 61602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0xb000, 0x1990, 0x2ce0, 0xb020, 0x1a68, 0x2b40, 61702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0xb040, 0x1b20, 0x29e0, 0xb060, 0x1bd8, 0x2880, 61802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0xb080, 0x1c88, 0x3e60, 0xb0a0, 0x1d28, 0x3c00, 61902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0xb0c0, 0x1db8, 0x39e0, 0xb0e0, 0x1e40, 0x37e0, 62002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0xb100, 0x1eb8, 0x3620, 0xb100, 0x1f18, 0x34a0, 62102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0xb100, 0x1f68, 0x3360, 0xb0e0, 0x1fa8, 0x3240, 62202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 0xb0c0, 0x1fe0, 0x3140, 0xb060, 0x1ff0, 0x30a0, 623722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson 0x3000, 0x0800, 0x3000 624722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson}; 62502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 62602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic void update_polyphase_filter(struct overlay_registers *regs) 62702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 62802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter memcpy(regs->Y_HCOEFS, y_static_hcoeffs, sizeof(y_static_hcoeffs)); 62902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter memcpy(regs->UV_HCOEFS, uv_static_hcoeffs, sizeof(uv_static_hcoeffs)); 63002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 63102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 63202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic bool update_scaling_factors(struct intel_overlay *overlay, 63302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct overlay_registers *regs, 63402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct put_image_params *params) 63502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 63602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /* fixed point with a 12 bit shift */ 63702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 xscale, yscale, xscale_UV, yscale_UV; 63802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define FP_SHIFT 12 63902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter#define FRACT_MASK 0xfff 64002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter bool scale_changed = false; 64102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int uv_hscale = uv_hsubsampling(params->format); 64202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int uv_vscale = uv_vsubsampling(params->format); 64302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 64402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (params->dst_w > 1) 64502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter xscale = ((params->src_scan_w - 1) << FP_SHIFT) 64602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /(params->dst_w); 64702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter else 64802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter xscale = 1 << FP_SHIFT; 64902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 65002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (params->dst_h > 1) 65102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter yscale = ((params->src_scan_h - 1) << FP_SHIFT) 65202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /(params->dst_h); 65302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter else 65402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter yscale = 1 << FP_SHIFT; 65502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 65602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /*if (params->format & I915_OVERLAY_YUV_PLANAR) {*/ 657722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson xscale_UV = xscale/uv_hscale; 658722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson yscale_UV = yscale/uv_vscale; 659722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson /* make the Y scale to UV scale ratio an exact multiply */ 660722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson xscale = xscale_UV * uv_hscale; 661722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson yscale = yscale_UV * uv_vscale; 66202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /*} else { 663722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson xscale_UV = 0; 664722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson yscale_UV = 0; 665722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson }*/ 66602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 66702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (xscale != overlay->old_xscale || yscale != overlay->old_yscale) 66802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter scale_changed = true; 66902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter overlay->old_xscale = xscale; 67002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter overlay->old_yscale = yscale; 67102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 672722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson regs->YRGBSCALE = (((yscale & FRACT_MASK) << 20) | 673722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson ((xscale >> FP_SHIFT) << 16) | 674722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson ((xscale & FRACT_MASK) << 3)); 675722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson 676722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson regs->UVSCALE = (((yscale_UV & FRACT_MASK) << 20) | 677722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson ((xscale_UV >> FP_SHIFT) << 16) | 678722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson ((xscale_UV & FRACT_MASK) << 3)); 679722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson 680722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson regs->UVSCALEV = ((((yscale >> FP_SHIFT) << 16) | 681722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson ((yscale_UV >> FP_SHIFT) << 0))); 68202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 68302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (scale_changed) 68402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter update_polyphase_filter(regs); 68502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 68602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return scale_changed; 68702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 68802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 68902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic void update_colorkey(struct intel_overlay *overlay, 69002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct overlay_registers *regs) 69102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 69202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 key = overlay->color_key; 6936ba3ddd9838f5e4d6ac7c6dce95648d205e11bffChris Wilson 69402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter switch (overlay->crtc->base.fb->bits_per_pixel) { 695722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case 8: 696722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson regs->DCLRKV = 0; 697722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson regs->DCLRKM = CLK_RGB8I_MASK | DST_KEY_ENABLE; 6986ba3ddd9838f5e4d6ac7c6dce95648d205e11bffChris Wilson break; 6996ba3ddd9838f5e4d6ac7c6dce95648d205e11bffChris Wilson 700722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case 16: 701722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson if (overlay->crtc->base.fb->depth == 15) { 702722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson regs->DCLRKV = RGB15_TO_COLORKEY(key); 703722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson regs->DCLRKM = CLK_RGB15_MASK | DST_KEY_ENABLE; 704722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson } else { 705722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson regs->DCLRKV = RGB16_TO_COLORKEY(key); 706722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson regs->DCLRKM = CLK_RGB16_MASK | DST_KEY_ENABLE; 707722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson } 7086ba3ddd9838f5e4d6ac7c6dce95648d205e11bffChris Wilson break; 7096ba3ddd9838f5e4d6ac7c6dce95648d205e11bffChris Wilson 710722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case 24: 711722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case 32: 712722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson regs->DCLRKV = key; 713722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson regs->DCLRKM = CLK_RGB24_MASK | DST_KEY_ENABLE; 7146ba3ddd9838f5e4d6ac7c6dce95648d205e11bffChris Wilson break; 71502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 71602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 71702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 71802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic u32 overlay_cmd_reg(struct put_image_params *params) 71902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 72002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 cmd = OCMD_ENABLE | OCMD_BUF_TYPE_FRAME | OCMD_BUFFER0; 72102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 72202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (params->format & I915_OVERLAY_YUV_PLANAR) { 72302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter switch (params->format & I915_OVERLAY_DEPTH_MASK) { 724722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV422: 725722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson cmd |= OCMD_YUV_422_PLANAR; 726722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson break; 727722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV420: 728722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson cmd |= OCMD_YUV_420_PLANAR; 729722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson break; 730722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV411: 731722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV410: 732722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson cmd |= OCMD_YUV_410_PLANAR; 733722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson break; 73402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 73502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } else { /* YUV packed */ 73602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter switch (params->format & I915_OVERLAY_DEPTH_MASK) { 737722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV422: 738722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson cmd |= OCMD_YUV_422_PACKED; 739722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson break; 740722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV411: 741722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson cmd |= OCMD_YUV_411_PACKED; 742722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson break; 74302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 74402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 74502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter switch (params->format & I915_OVERLAY_SWAP_MASK) { 746722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_NO_SWAP: 747722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson break; 748722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_UV_SWAP: 749722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson cmd |= OCMD_UV_SWAP; 750722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson break; 751722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_Y_SWAP: 752722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson cmd |= OCMD_Y_SWAP; 753722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson break; 754722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_Y_AND_UV_SWAP: 755722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson cmd |= OCMD_Y_AND_UV_SWAP; 756722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson break; 75702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 75802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 75902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 76002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return cmd; 76102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 76202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 7635fe82c5ee1ba2d04183c376038c5d233a0311ec9Chris Wilsonstatic int intel_overlay_do_put_image(struct intel_overlay *overlay, 7645fe82c5ee1ba2d04183c376038c5d233a0311ec9Chris Wilson struct drm_gem_object *new_bo, 7655fe82c5ee1ba2d04183c376038c5d233a0311ec9Chris Wilson struct put_image_params *params) 76602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 76702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int ret, tmp_width; 76802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct overlay_registers *regs; 76902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter bool scale_changed = false; 77023010e43b353c2cdc9725cbedc7e364708039bf7Daniel Vetter struct drm_i915_gem_object *bo_priv = to_intel_bo(new_bo); 77102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct drm_device *dev = overlay->dev; 77202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 77302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter BUG_ON(!mutex_is_locked(&dev->struct_mutex)); 77402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter BUG_ON(!mutex_is_locked(&dev->mode_config.mutex)); 77502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter BUG_ON(!overlay); 77602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 77702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = intel_overlay_release_old_vid(overlay); 77802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (ret != 0) 77902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return ret; 78002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 78102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = i915_gem_object_pin(new_bo, PAGE_SIZE); 78202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (ret != 0) 78302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return ret; 78402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 78502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = i915_gem_object_set_to_gtt_domain(new_bo, 0); 78602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (ret != 0) 78702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_unpin; 78802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 78902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (!overlay->active) { 7908d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson regs = intel_overlay_map_regs(overlay); 79102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (!regs) { 79202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = -ENOMEM; 79302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_unpin; 79402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 79502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->OCONFIG = OCONF_CC_OUT_8BIT; 79602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (IS_I965GM(overlay->dev)) 79702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->OCONFIG |= OCONF_CSC_MODE_BT709; 79802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->OCONFIG |= overlay->crtc->pipe == 0 ? 79902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter OCONF_PIPE_A : OCONF_PIPE_B; 8009bb2ff731b32c023e7a502efdc0dee46157290d5Chris Wilson intel_overlay_unmap_regs(overlay, regs); 80102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 80202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = intel_overlay_on(overlay); 80302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (ret != 0) 80402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_unpin; 80502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 80602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 8078d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson regs = intel_overlay_map_regs(overlay); 80802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (!regs) { 80902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = -ENOMEM; 81002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_unpin; 81102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 81202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 81302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->DWINPOS = (params->dst_y << 16) | params->dst_x; 81402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->DWINSZ = (params->dst_h << 16) | params->dst_w; 81502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 81602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (params->format & I915_OVERLAY_YUV_PACKED) 81702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter tmp_width = packed_width_bytes(params->format, params->src_w); 81802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter else 81902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter tmp_width = params->src_w; 82002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 82102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->SWIDTH = params->src_w; 82202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->SWIDTHSW = calc_swidthsw(overlay->dev, 823722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson params->offset_Y, tmp_width); 82402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->SHEIGHT = params->src_h; 82502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->OBUF_0Y = bo_priv->gtt_offset + params-> offset_Y; 82602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->OSTRIDE = params->stride_Y; 82702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 82802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (params->format & I915_OVERLAY_YUV_PLANAR) { 82902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int uv_hscale = uv_hsubsampling(params->format); 83002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int uv_vscale = uv_vsubsampling(params->format); 83102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 tmp_U, tmp_V; 83202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->SWIDTH |= (params->src_w/uv_hscale) << 16; 83302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter tmp_U = calc_swidthsw(overlay->dev, params->offset_U, 834722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson params->src_w/uv_hscale); 83502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter tmp_V = calc_swidthsw(overlay->dev, params->offset_V, 836722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson params->src_w/uv_hscale); 83702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->SWIDTHSW |= max_t(u32, tmp_U, tmp_V) << 16; 83802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->SHEIGHT |= (params->src_h/uv_vscale) << 16; 83902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->OBUF_0U = bo_priv->gtt_offset + params->offset_U; 84002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->OBUF_0V = bo_priv->gtt_offset + params->offset_V; 84102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->OSTRIDE |= params->stride_UV << 16; 84202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 84302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 84402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter scale_changed = update_scaling_factors(overlay, regs, params); 84502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 84602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter update_colorkey(overlay, regs); 84702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 84802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->OCMD = overlay_cmd_reg(params); 84902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 8509bb2ff731b32c023e7a502efdc0dee46157290d5Chris Wilson intel_overlay_unmap_regs(overlay, regs); 85102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 8528dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson ret = intel_overlay_continue(overlay, scale_changed); 8538dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson if (ret) 8548dc5d14741dc1ee0074a14b360993a10c2c02d24Chris Wilson goto out_unpin; 85502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 85602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter overlay->old_vid_bo = overlay->vid_bo; 85723010e43b353c2cdc9725cbedc7e364708039bf7Daniel Vetter overlay->vid_bo = to_intel_bo(new_bo); 85802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 85902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return 0; 86002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 86102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterout_unpin: 86202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter i915_gem_object_unpin(new_bo); 86302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return ret; 86402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 86502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 8665dcdbcb06badbdf2faa698bf3198e421a1e12840Chris Wilsonint intel_overlay_switch_off(struct intel_overlay *overlay, 8675dcdbcb06badbdf2faa698bf3198e421a1e12840Chris Wilson bool interruptible) 86802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 86902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct overlay_registers *regs; 87002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct drm_device *dev = overlay->dev; 8715dcdbcb06badbdf2faa698bf3198e421a1e12840Chris Wilson int ret; 87202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 87302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter BUG_ON(!mutex_is_locked(&dev->struct_mutex)); 87402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter BUG_ON(!mutex_is_locked(&dev->mode_config.mutex)); 87502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 876b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson ret = intel_overlay_recover_from_interrupt(overlay, interruptible); 877b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson if (ret != 0) 878b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson return ret; 8799bedb9743fd906e4160468663ee6e1bbdc4412b8Daniel Vetter 88002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (!overlay->active) 88102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return 0; 88202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 88302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = intel_overlay_release_old_vid(overlay); 88402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (ret != 0) 88502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return ret; 88602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 8878d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson regs = intel_overlay_map_regs(overlay); 88802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->OCMD = 0; 8899bb2ff731b32c023e7a502efdc0dee46157290d5Chris Wilson intel_overlay_unmap_regs(overlay, regs); 89002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 8915dcdbcb06badbdf2faa698bf3198e421a1e12840Chris Wilson ret = intel_overlay_off(overlay, interruptible); 89203f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter if (ret != 0) 89303f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter return ret; 89403f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter 89512ca45fea91cfbb09df828bea958b47348caee6dDaniel Vetter intel_overlay_off_tail(overlay); 89602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return 0; 89702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 89802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 89902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic int check_overlay_possible_on_crtc(struct intel_overlay *overlay, 90002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct intel_crtc *crtc) 90102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 902722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson drm_i915_private_t *dev_priv = overlay->dev->dev_private; 90302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 pipeconf; 90402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int pipeconf_reg = (crtc->pipe == 0) ? PIPEACONF : PIPEBCONF; 90502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 90602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (!crtc->base.enabled || crtc->dpms_mode != DRM_MODE_DPMS_ON) 90702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -EINVAL; 90802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 90902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter pipeconf = I915_READ(pipeconf_reg); 91002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 91102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /* can't use the overlay with double wide pipe */ 91202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (!IS_I965G(overlay->dev) && pipeconf & PIPEACONF_DOUBLE_WIDE) 91302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -EINVAL; 91402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 91502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return 0; 91602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 91702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 91802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic void update_pfit_vscale_ratio(struct intel_overlay *overlay) 91902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 92002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct drm_device *dev = overlay->dev; 921722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson drm_i915_private_t *dev_priv = dev->dev_private; 92202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 pfit_control = I915_READ(PFIT_CONTROL); 923446d2183af68c0fd2772f5ef97a033efe69904a5Chris Wilson u32 ratio; 92402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 92502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /* XXX: This is not the same logic as in the xorg driver, but more in 926446d2183af68c0fd2772f5ef97a033efe69904a5Chris Wilson * line with the intel documentation for the i965 927446d2183af68c0fd2772f5ef97a033efe69904a5Chris Wilson */ 928446d2183af68c0fd2772f5ef97a033efe69904a5Chris Wilson if (!IS_I965G(dev)) { 929446d2183af68c0fd2772f5ef97a033efe69904a5Chris Wilson if (pfit_control & VERT_AUTO_SCALE) 930446d2183af68c0fd2772f5ef97a033efe69904a5Chris Wilson ratio = I915_READ(PFIT_AUTO_RATIOS); 93102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter else 932446d2183af68c0fd2772f5ef97a033efe69904a5Chris Wilson ratio = I915_READ(PFIT_PGM_RATIOS); 933446d2183af68c0fd2772f5ef97a033efe69904a5Chris Wilson ratio >>= PFIT_VERT_SCALE_SHIFT; 934446d2183af68c0fd2772f5ef97a033efe69904a5Chris Wilson } else { /* on i965 use the PGM reg to read out the autoscaler values */ 935446d2183af68c0fd2772f5ef97a033efe69904a5Chris Wilson ratio = I915_READ(PFIT_PGM_RATIOS) >> PFIT_VERT_SCALE_SHIFT_965; 93602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 93702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 93802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter overlay->pfit_vscale_ratio = ratio; 93902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 94002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 94102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic int check_overlay_dst(struct intel_overlay *overlay, 94202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct drm_intel_overlay_put_image *rec) 94302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 94402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct drm_display_mode *mode = &overlay->crtc->base.mode; 94502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 946722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson if (rec->dst_x < mode->crtc_hdisplay && 947722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson rec->dst_x + rec->dst_width <= mode->crtc_hdisplay && 948722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson rec->dst_y < mode->crtc_vdisplay && 949722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson rec->dst_y + rec->dst_height <= mode->crtc_vdisplay) 95002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return 0; 95102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter else 95202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -EINVAL; 95302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 95402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 95502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic int check_overlay_scaling(struct put_image_params *rec) 95602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 95702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter u32 tmp; 95802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 95902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /* downscaling limit is 8.0 */ 96002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter tmp = ((rec->src_scan_h << 16) / rec->dst_h) >> 16; 96102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (tmp > 7) 96202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -EINVAL; 96302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter tmp = ((rec->src_scan_w << 16) / rec->dst_w) >> 16; 96402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (tmp > 7) 96502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -EINVAL; 96602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 96702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return 0; 96802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 96902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 97002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic int check_overlay_src(struct drm_device *dev, 97102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct drm_intel_overlay_put_image *rec, 97202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct drm_gem_object *new_bo) 97302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 97402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int uv_hscale = uv_hsubsampling(rec->flags); 97502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int uv_vscale = uv_vsubsampling(rec->flags); 9769f7c3f442bb7c0d0a0ed25cc287932450a1f2babChris Wilson u32 stride_mask, depth, tmp; 97702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 97802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /* check src dimensions */ 97902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (IS_845G(dev) || IS_I830(dev)) { 980722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson if (rec->src_height > IMAGE_MAX_HEIGHT_LEGACY || 9819f7c3f442bb7c0d0a0ed25cc287932450a1f2babChris Wilson rec->src_width > IMAGE_MAX_WIDTH_LEGACY) 98202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -EINVAL; 98302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } else { 984722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson if (rec->src_height > IMAGE_MAX_HEIGHT || 9859f7c3f442bb7c0d0a0ed25cc287932450a1f2babChris Wilson rec->src_width > IMAGE_MAX_WIDTH) 98602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -EINVAL; 98702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 9889f7c3f442bb7c0d0a0ed25cc287932450a1f2babChris Wilson 98902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /* better safe than sorry, use 4 as the maximal subsampling ratio */ 990722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson if (rec->src_height < N_VERT_Y_TAPS*4 || 9919f7c3f442bb7c0d0a0ed25cc287932450a1f2babChris Wilson rec->src_width < N_HORIZ_Y_TAPS*4) 99202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -EINVAL; 99302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 994a1efd14a99483a4fb9308902397ed86b69454c99Chris Wilson /* check alignment constraints */ 99502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter switch (rec->flags & I915_OVERLAY_TYPE_MASK) { 996722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_RGB: 997722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson /* not implemented */ 998722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return -EINVAL; 9999f7c3f442bb7c0d0a0ed25cc287932450a1f2babChris Wilson 1000722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV_PACKED: 1001722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson if (uv_vscale != 1) 100202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -EINVAL; 10039f7c3f442bb7c0d0a0ed25cc287932450a1f2babChris Wilson 10049f7c3f442bb7c0d0a0ed25cc287932450a1f2babChris Wilson depth = packed_depth_bytes(rec->flags); 1005722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson if (depth < 0) 1006722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return depth; 10079f7c3f442bb7c0d0a0ed25cc287932450a1f2babChris Wilson 1008722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson /* ignore UV planes */ 1009722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson rec->stride_UV = 0; 1010722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson rec->offset_U = 0; 1011722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson rec->offset_V = 0; 1012722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson /* check pixel alignment */ 1013722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson if (rec->offset_Y % depth) 1014722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return -EINVAL; 1015722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson break; 10169f7c3f442bb7c0d0a0ed25cc287932450a1f2babChris Wilson 1017722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV_PLANAR: 1018722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson if (uv_vscale < 0 || uv_hscale < 0) 101902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -EINVAL; 1020722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson /* no offset restrictions for planar formats */ 1021722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson break; 10229f7c3f442bb7c0d0a0ed25cc287932450a1f2babChris Wilson 1023722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson default: 1024722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return -EINVAL; 102502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 102602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 102702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (rec->src_width % uv_hscale) 102802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -EINVAL; 102902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 103002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /* stride checking */ 1031a1efd14a99483a4fb9308902397ed86b69454c99Chris Wilson if (IS_I830(dev) || IS_845G(dev)) 1032a1efd14a99483a4fb9308902397ed86b69454c99Chris Wilson stride_mask = 255; 1033a1efd14a99483a4fb9308902397ed86b69454c99Chris Wilson else 1034a1efd14a99483a4fb9308902397ed86b69454c99Chris Wilson stride_mask = 63; 103502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 103602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (rec->stride_Y & stride_mask || rec->stride_UV & stride_mask) 103702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -EINVAL; 103802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (IS_I965G(dev) && rec->stride_Y < 512) 103902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -EINVAL; 104002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 104102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter tmp = (rec->flags & I915_OVERLAY_TYPE_MASK) == I915_OVERLAY_YUV_PLANAR ? 10429f7c3f442bb7c0d0a0ed25cc287932450a1f2babChris Wilson 4096 : 8192; 10439f7c3f442bb7c0d0a0ed25cc287932450a1f2babChris Wilson if (rec->stride_Y > tmp || rec->stride_UV > 2*1024) 104402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -EINVAL; 104502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 104602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /* check buffer dimensions */ 104702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter switch (rec->flags & I915_OVERLAY_TYPE_MASK) { 1048722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_RGB: 1049722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV_PACKED: 1050722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson /* always 4 Y values per depth pixels */ 1051722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson if (packed_width_bytes(rec->flags, rec->src_width) > rec->stride_Y) 1052722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return -EINVAL; 1053722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson 1054722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson tmp = rec->stride_Y*rec->src_height; 1055722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson if (rec->offset_Y + tmp > new_bo->size) 1056722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return -EINVAL; 1057722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson break; 1058722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson 1059722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson case I915_OVERLAY_YUV_PLANAR: 1060722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson if (rec->src_width > rec->stride_Y) 1061722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return -EINVAL; 1062722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson if (rec->src_width/uv_hscale > rec->stride_UV) 1063722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return -EINVAL; 1064722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson 10659f7c3f442bb7c0d0a0ed25cc287932450a1f2babChris Wilson tmp = rec->stride_Y * rec->src_height; 1066722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson if (rec->offset_Y + tmp > new_bo->size) 1067722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return -EINVAL; 10689f7c3f442bb7c0d0a0ed25cc287932450a1f2babChris Wilson 10699f7c3f442bb7c0d0a0ed25cc287932450a1f2babChris Wilson tmp = rec->stride_UV * (rec->src_height / uv_vscale); 1070722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson if (rec->offset_U + tmp > new_bo->size || 1071722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson rec->offset_V + tmp > new_bo->size) 1072722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson return -EINVAL; 1073722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson break; 107402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 107502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 107602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return 0; 107702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 107802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 107902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterint intel_overlay_put_image(struct drm_device *dev, void *data, 108002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct drm_file *file_priv) 108102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 108202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct drm_intel_overlay_put_image *put_image_rec = data; 108302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter drm_i915_private_t *dev_priv = dev->dev_private; 108402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct intel_overlay *overlay; 108502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct drm_mode_object *drmmode_obj; 108602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct intel_crtc *crtc; 108702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct drm_gem_object *new_bo; 108802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct put_image_params *params; 108902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int ret; 109002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 109102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (!dev_priv) { 109202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter DRM_ERROR("called with no initialization\n"); 109302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -EINVAL; 109402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 109502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 109602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter overlay = dev_priv->overlay; 109702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (!overlay) { 109802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter DRM_DEBUG("userspace bug: no overlay\n"); 109902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -ENODEV; 110002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 110102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 110202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (!(put_image_rec->flags & I915_OVERLAY_ENABLE)) { 110302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter mutex_lock(&dev->mode_config.mutex); 110402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter mutex_lock(&dev->struct_mutex); 110502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 11065dcdbcb06badbdf2faa698bf3198e421a1e12840Chris Wilson ret = intel_overlay_switch_off(overlay, true); 110702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 110802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter mutex_unlock(&dev->struct_mutex); 110902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter mutex_unlock(&dev->mode_config.mutex); 111002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 111102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return ret; 111202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 111302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 111402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter params = kmalloc(sizeof(struct put_image_params), GFP_KERNEL); 111502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (!params) 111602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -ENOMEM; 111702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 111802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter drmmode_obj = drm_mode_object_find(dev, put_image_rec->crtc_id, 1119722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson DRM_MODE_OBJECT_CRTC); 1120915a428e43acfd05e4ffeaf40549b0cf163eebe2Dan Carpenter if (!drmmode_obj) { 1121915a428e43acfd05e4ffeaf40549b0cf163eebe2Dan Carpenter ret = -ENOENT; 1122915a428e43acfd05e4ffeaf40549b0cf163eebe2Dan Carpenter goto out_free; 1123915a428e43acfd05e4ffeaf40549b0cf163eebe2Dan Carpenter } 112402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter crtc = to_intel_crtc(obj_to_crtc(drmmode_obj)); 112502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 112602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter new_bo = drm_gem_object_lookup(dev, file_priv, 1127722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson put_image_rec->bo_handle); 1128915a428e43acfd05e4ffeaf40549b0cf163eebe2Dan Carpenter if (!new_bo) { 1129915a428e43acfd05e4ffeaf40549b0cf163eebe2Dan Carpenter ret = -ENOENT; 1130915a428e43acfd05e4ffeaf40549b0cf163eebe2Dan Carpenter goto out_free; 1131915a428e43acfd05e4ffeaf40549b0cf163eebe2Dan Carpenter } 113202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 113302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter mutex_lock(&dev->mode_config.mutex); 113402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter mutex_lock(&dev->struct_mutex); 113502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 1136b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson ret = intel_overlay_recover_from_interrupt(overlay, true); 1137b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson if (ret != 0) 1138b303cf9542b016e2af3b9d17255a7f93cd790ef5Chris Wilson goto out_unlock; 113903f77ea5972e6a2363152aec692744cac824dabaDaniel Vetter 114002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (overlay->crtc != crtc) { 114102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct drm_display_mode *mode = &crtc->base.mode; 11425dcdbcb06badbdf2faa698bf3198e421a1e12840Chris Wilson ret = intel_overlay_switch_off(overlay, true); 114302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (ret != 0) 114402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_unlock; 114502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 114602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = check_overlay_possible_on_crtc(overlay, crtc); 114702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (ret != 0) 114802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_unlock; 114902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 115002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter overlay->crtc = crtc; 115102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter crtc->overlay = overlay; 115202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 115302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (intel_panel_fitter_pipe(dev) == crtc->pipe 115402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /* and line to wide, i.e. one-line-mode */ 115502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter && mode->hdisplay > 1024) { 115602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter overlay->pfit_active = 1; 115702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter update_pfit_vscale_ratio(overlay); 115802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } else 115902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter overlay->pfit_active = 0; 116002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 116102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 116202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = check_overlay_dst(overlay, put_image_rec); 116302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (ret != 0) 116402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_unlock; 116502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 116602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (overlay->pfit_active) { 116702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter params->dst_y = ((((u32)put_image_rec->dst_y) << 12) / 1168722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson overlay->pfit_vscale_ratio); 116902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /* shifting right rounds downwards, so add 1 */ 117002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter params->dst_h = ((((u32)put_image_rec->dst_height) << 12) / 1171722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson overlay->pfit_vscale_ratio) + 1; 117202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } else { 117302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter params->dst_y = put_image_rec->dst_y; 117402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter params->dst_h = put_image_rec->dst_height; 117502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 117602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter params->dst_x = put_image_rec->dst_x; 117702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter params->dst_w = put_image_rec->dst_width; 117802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 117902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter params->src_w = put_image_rec->src_width; 118002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter params->src_h = put_image_rec->src_height; 118102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter params->src_scan_w = put_image_rec->src_scan_width; 118202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter params->src_scan_h = put_image_rec->src_scan_height; 1183722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson if (params->src_scan_h > params->src_h || 1184722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson params->src_scan_w > params->src_w) { 118502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = -EINVAL; 118602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_unlock; 118702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 118802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 118902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = check_overlay_src(dev, put_image_rec, new_bo); 119002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (ret != 0) 119102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_unlock; 119202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter params->format = put_image_rec->flags & ~I915_OVERLAY_FLAGS_MASK; 119302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter params->stride_Y = put_image_rec->stride_Y; 119402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter params->stride_UV = put_image_rec->stride_UV; 119502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter params->offset_Y = put_image_rec->offset_Y; 119602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter params->offset_U = put_image_rec->offset_U; 119702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter params->offset_V = put_image_rec->offset_V; 119802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 119902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /* Check scaling after src size to prevent a divide-by-zero. */ 120002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = check_overlay_scaling(params); 120102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (ret != 0) 120202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_unlock; 120302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 120402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = intel_overlay_do_put_image(overlay, new_bo, params); 120502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (ret != 0) 120602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_unlock; 120702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 120802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter mutex_unlock(&dev->struct_mutex); 120902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter mutex_unlock(&dev->mode_config.mutex); 121002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 121102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter kfree(params); 121202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 121302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return 0; 121402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 121502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterout_unlock: 121602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter mutex_unlock(&dev->struct_mutex); 121702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter mutex_unlock(&dev->mode_config.mutex); 1218bc9025bdc4e2b591734cca17697093845007b63dLuca Barbieri drm_gem_object_unreference_unlocked(new_bo); 1219915a428e43acfd05e4ffeaf40549b0cf163eebe2Dan Carpenterout_free: 122002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter kfree(params); 122102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 122202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return ret; 122302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 122402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 122502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic void update_reg_attrs(struct intel_overlay *overlay, 122602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct overlay_registers *regs) 122702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 122802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->OCLRC0 = (overlay->contrast << 18) | (overlay->brightness & 0xff); 122902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter regs->OCLRC1 = overlay->saturation; 123002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 123102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 123202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic bool check_gamma_bounds(u32 gamma1, u32 gamma2) 123302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 123402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int i; 123502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 123602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (gamma1 & 0xff000000 || gamma2 & 0xff000000) 123702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return false; 123802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 123902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter for (i = 0; i < 3; i++) { 1240722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson if (((gamma1 >> i*8) & 0xff) >= ((gamma2 >> i*8) & 0xff)) 124102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return false; 124202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 124302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 124402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return true; 124502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 124602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 124702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic bool check_gamma5_errata(u32 gamma5) 124802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 124902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int i; 125002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 125102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter for (i = 0; i < 3; i++) { 125202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (((gamma5 >> i*8) & 0xff) == 0x80) 125302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return false; 125402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 125502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 125602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return true; 125702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 125802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 125902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterstatic int check_gamma(struct drm_intel_overlay_attrs *attrs) 126002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 1261722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson if (!check_gamma_bounds(0, attrs->gamma0) || 1262722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson !check_gamma_bounds(attrs->gamma0, attrs->gamma1) || 1263722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson !check_gamma_bounds(attrs->gamma1, attrs->gamma2) || 1264722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson !check_gamma_bounds(attrs->gamma2, attrs->gamma3) || 1265722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson !check_gamma_bounds(attrs->gamma3, attrs->gamma4) || 1266722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson !check_gamma_bounds(attrs->gamma4, attrs->gamma5) || 1267722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson !check_gamma_bounds(attrs->gamma5, 0x00ffffff)) 126802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -EINVAL; 1269722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson 127002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (!check_gamma5_errata(attrs->gamma5)) 127102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -EINVAL; 1272722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson 127302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return 0; 127402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 127502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 127602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterint intel_overlay_attrs(struct drm_device *dev, void *data, 127702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct drm_file *file_priv) 127802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 127902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct drm_intel_overlay_attrs *attrs = data; 128002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter drm_i915_private_t *dev_priv = dev->dev_private; 128102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct intel_overlay *overlay; 128202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct overlay_registers *regs; 128302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int ret; 128402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 128502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (!dev_priv) { 128602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter DRM_ERROR("called with no initialization\n"); 128702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -EINVAL; 128802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 128902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 129002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter overlay = dev_priv->overlay; 129102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (!overlay) { 129202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter DRM_DEBUG("userspace bug: no overlay\n"); 129302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return -ENODEV; 129402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 129502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 129602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter mutex_lock(&dev->mode_config.mutex); 129702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter mutex_lock(&dev->struct_mutex); 129802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 129960fc332cb5ab19e5a86d696b210df65814b2ad8aChris Wilson ret = -EINVAL; 130002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (!(attrs->flags & I915_OVERLAY_UPDATE_ATTRS)) { 130160fc332cb5ab19e5a86d696b210df65814b2ad8aChris Wilson attrs->color_key = overlay->color_key; 130202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter attrs->brightness = overlay->brightness; 130360fc332cb5ab19e5a86d696b210df65814b2ad8aChris Wilson attrs->contrast = overlay->contrast; 130402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter attrs->saturation = overlay->saturation; 130502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 130602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (IS_I9XX(dev)) { 130702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter attrs->gamma0 = I915_READ(OGAMC0); 130802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter attrs->gamma1 = I915_READ(OGAMC1); 130902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter attrs->gamma2 = I915_READ(OGAMC2); 131002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter attrs->gamma3 = I915_READ(OGAMC3); 131102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter attrs->gamma4 = I915_READ(OGAMC4); 131202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter attrs->gamma5 = I915_READ(OGAMC5); 131302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 131402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } else { 131560fc332cb5ab19e5a86d696b210df65814b2ad8aChris Wilson if (attrs->brightness < -128 || attrs->brightness > 127) 131602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_unlock; 131760fc332cb5ab19e5a86d696b210df65814b2ad8aChris Wilson if (attrs->contrast > 255) 131802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_unlock; 131960fc332cb5ab19e5a86d696b210df65814b2ad8aChris Wilson if (attrs->saturation > 1023) 132002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_unlock; 132160fc332cb5ab19e5a86d696b210df65814b2ad8aChris Wilson 132260fc332cb5ab19e5a86d696b210df65814b2ad8aChris Wilson overlay->color_key = attrs->color_key; 132360fc332cb5ab19e5a86d696b210df65814b2ad8aChris Wilson overlay->brightness = attrs->brightness; 132460fc332cb5ab19e5a86d696b210df65814b2ad8aChris Wilson overlay->contrast = attrs->contrast; 132560fc332cb5ab19e5a86d696b210df65814b2ad8aChris Wilson overlay->saturation = attrs->saturation; 132602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 13278d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson regs = intel_overlay_map_regs(overlay); 132802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (!regs) { 132902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = -ENOMEM; 133002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_unlock; 133102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 133202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 133302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter update_reg_attrs(overlay, regs); 133402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 13359bb2ff731b32c023e7a502efdc0dee46157290d5Chris Wilson intel_overlay_unmap_regs(overlay, regs); 133602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 133702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (attrs->flags & I915_OVERLAY_UPDATE_GAMMA) { 133860fc332cb5ab19e5a86d696b210df65814b2ad8aChris Wilson if (!IS_I9XX(dev)) 133902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_unlock; 134002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 134102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (overlay->active) { 134202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = -EBUSY; 134302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_unlock; 134402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 134502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 134602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = check_gamma(attrs); 134760fc332cb5ab19e5a86d696b210df65814b2ad8aChris Wilson if (ret) 134802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_unlock; 134902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 135002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter I915_WRITE(OGAMC0, attrs->gamma0); 135102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter I915_WRITE(OGAMC1, attrs->gamma1); 135202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter I915_WRITE(OGAMC2, attrs->gamma2); 135302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter I915_WRITE(OGAMC3, attrs->gamma3); 135402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter I915_WRITE(OGAMC4, attrs->gamma4); 135502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter I915_WRITE(OGAMC5, attrs->gamma5); 135602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 135702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 135802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 135960fc332cb5ab19e5a86d696b210df65814b2ad8aChris Wilson ret = 0; 136002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterout_unlock: 136102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter mutex_unlock(&dev->struct_mutex); 136202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter mutex_unlock(&dev->mode_config.mutex); 136302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 136402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return ret; 136502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 136602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 136702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vettervoid intel_setup_overlay(struct drm_device *dev) 136802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 136902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter drm_i915_private_t *dev_priv = dev->dev_private; 137002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct intel_overlay *overlay; 137102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct drm_gem_object *reg_bo; 137202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter struct overlay_registers *regs; 137302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter int ret; 137402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 137531578148b2c62612f9516fdcf5ebb64ab32ed12dChris Wilson if (!HAS_OVERLAY(dev)) 137602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return; 137702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 137802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter overlay = kzalloc(sizeof(struct intel_overlay), GFP_KERNEL); 137902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (!overlay) 138002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return; 138102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter overlay->dev = dev; 138202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 1383ac52bc56de25535a907ef07f8755f1387b89b0f5Daniel Vetter reg_bo = i915_gem_alloc_object(dev, PAGE_SIZE); 138402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (!reg_bo) 138502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_free; 138623010e43b353c2cdc9725cbedc7e364708039bf7Daniel Vetter overlay->reg_bo = to_intel_bo(reg_bo); 138702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 138831578148b2c62612f9516fdcf5ebb64ab32ed12dChris Wilson if (OVERLAY_NEEDS_PHYSICAL(dev)) { 138931578148b2c62612f9516fdcf5ebb64ab32ed12dChris Wilson ret = i915_gem_attach_phys_object(dev, reg_bo, 139031578148b2c62612f9516fdcf5ebb64ab32ed12dChris Wilson I915_GEM_PHYS_OVERLAY_REGS, 1391a29301288f1840bdf9c5456da9cd7c944436edd5Chris Wilson PAGE_SIZE); 139231578148b2c62612f9516fdcf5ebb64ab32ed12dChris Wilson if (ret) { 139331578148b2c62612f9516fdcf5ebb64ab32ed12dChris Wilson DRM_ERROR("failed to attach phys overlay regs\n"); 139431578148b2c62612f9516fdcf5ebb64ab32ed12dChris Wilson goto out_free_bo; 139531578148b2c62612f9516fdcf5ebb64ab32ed12dChris Wilson } 139631578148b2c62612f9516fdcf5ebb64ab32ed12dChris Wilson overlay->flip_addr = overlay->reg_bo->phys_obj->handle->busaddr; 139731578148b2c62612f9516fdcf5ebb64ab32ed12dChris Wilson } else { 139802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter ret = i915_gem_object_pin(reg_bo, PAGE_SIZE); 139902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (ret) { 140002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter DRM_ERROR("failed to pin overlay register bo\n"); 140102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_free_bo; 140202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 140302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter overlay->flip_addr = overlay->reg_bo->gtt_offset; 14040ddc1289f3ffd779779ddd3922f26ae7d0a21604Chris Wilson 14050ddc1289f3ffd779779ddd3922f26ae7d0a21604Chris Wilson ret = i915_gem_object_set_to_gtt_domain(reg_bo, true); 14060ddc1289f3ffd779779ddd3922f26ae7d0a21604Chris Wilson if (ret) { 14070ddc1289f3ffd779779ddd3922f26ae7d0a21604Chris Wilson DRM_ERROR("failed to move overlay register bo into the GTT\n"); 14080ddc1289f3ffd779779ddd3922f26ae7d0a21604Chris Wilson goto out_unpin_bo; 14090ddc1289f3ffd779779ddd3922f26ae7d0a21604Chris Wilson } 141002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter } 141102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 141202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter /* init all values */ 141302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter overlay->color_key = 0x0101fe; 141402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter overlay->brightness = -19; 141502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter overlay->contrast = 75; 141602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter overlay->saturation = 146; 141702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 14188d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson regs = intel_overlay_map_regs(overlay); 141902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter if (!regs) 142002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter goto out_free_bo; 142102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 142202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter memset(regs, 0, sizeof(struct overlay_registers)); 142302e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter update_polyphase_filter(regs); 142402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter update_reg_attrs(overlay, regs); 142502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 14269bb2ff731b32c023e7a502efdc0dee46157290d5Chris Wilson intel_overlay_unmap_regs(overlay, regs); 142702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 142802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter dev_priv->overlay = overlay; 142902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter DRM_INFO("initialized overlay support\n"); 143002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return; 143102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 14320ddc1289f3ffd779779ddd3922f26ae7d0a21604Chris Wilsonout_unpin_bo: 14330ddc1289f3ffd779779ddd3922f26ae7d0a21604Chris Wilson i915_gem_object_unpin(reg_bo); 143402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterout_free_bo: 143502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter drm_gem_object_unreference(reg_bo); 143602e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetterout_free: 143702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter kfree(overlay); 143802e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter return; 143902e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 144002e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 144102e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vettervoid intel_cleanup_overlay(struct drm_device *dev) 144202e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter{ 1443722506f04dae7c88193dab2fc836ff15070190f0Chris Wilson drm_i915_private_t *dev_priv = dev->dev_private; 144402e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 144562cf4e6fef35b4422e206b63b7f0ac90261d4ad9Chris Wilson if (!dev_priv->overlay) 144662cf4e6fef35b4422e206b63b7f0ac90261d4ad9Chris Wilson return; 144702e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter 144862cf4e6fef35b4422e206b63b7f0ac90261d4ad9Chris Wilson /* The bo's should be free'd by the generic code already. 144962cf4e6fef35b4422e206b63b7f0ac90261d4ad9Chris Wilson * Furthermore modesetting teardown happens beforehand so the 145062cf4e6fef35b4422e206b63b7f0ac90261d4ad9Chris Wilson * hardware should be off already */ 145162cf4e6fef35b4422e206b63b7f0ac90261d4ad9Chris Wilson BUG_ON(dev_priv->overlay->active); 145262cf4e6fef35b4422e206b63b7f0ac90261d4ad9Chris Wilson 145362cf4e6fef35b4422e206b63b7f0ac90261d4ad9Chris Wilson drm_gem_object_unreference_unlocked(&dev_priv->overlay->reg_bo->base); 145462cf4e6fef35b4422e206b63b7f0ac90261d4ad9Chris Wilson kfree(dev_priv->overlay); 145502e792fbaadb75dec8e476a05b610e49908fc6a4Daniel Vetter} 14566ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson 14576ef3d4278034982c13df87c4a51e0445f762d316Chris Wilsonstruct intel_overlay_error_state { 14586ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson struct overlay_registers regs; 14596ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson unsigned long base; 14606ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson u32 dovsta; 14616ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson u32 isr; 14626ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson}; 14636ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson 14646ef3d4278034982c13df87c4a51e0445f762d316Chris Wilsonstruct intel_overlay_error_state * 14656ef3d4278034982c13df87c4a51e0445f762d316Chris Wilsonintel_overlay_capture_error_state(struct drm_device *dev) 14666ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson{ 14676ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson drm_i915_private_t *dev_priv = dev->dev_private; 14686ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson struct intel_overlay *overlay = dev_priv->overlay; 14696ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson struct intel_overlay_error_state *error; 14706ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson struct overlay_registers __iomem *regs; 14716ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson 14726ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson if (!overlay || !overlay->active) 14736ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson return NULL; 14746ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson 14756ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson error = kmalloc(sizeof(*error), GFP_ATOMIC); 14766ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson if (error == NULL) 14776ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson return NULL; 14786ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson 14796ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson error->dovsta = I915_READ(DOVSTA); 14806ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson error->isr = I915_READ(ISR); 148131578148b2c62612f9516fdcf5ebb64ab32ed12dChris Wilson if (OVERLAY_NEEDS_PHYSICAL(overlay->dev)) 14826ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson error->base = (long) overlay->reg_bo->phys_obj->handle->vaddr; 148331578148b2c62612f9516fdcf5ebb64ab32ed12dChris Wilson else 148431578148b2c62612f9516fdcf5ebb64ab32ed12dChris Wilson error->base = (long) overlay->reg_bo->gtt_offset; 14856ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson 14868d74f656dd78ae1ba813389cd46197c6329696bcChris Wilson regs = intel_overlay_map_regs_atomic(overlay, KM_IRQ0); 14876ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson if (!regs) 14886ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson goto err; 14896ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson 14906ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson memcpy_fromio(&error->regs, regs, sizeof(struct overlay_registers)); 14919bb2ff731b32c023e7a502efdc0dee46157290d5Chris Wilson intel_overlay_unmap_regs_atomic(overlay, KM_IRQ0, regs); 14926ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson 14936ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson return error; 14946ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson 14956ef3d4278034982c13df87c4a51e0445f762d316Chris Wilsonerr: 14966ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson kfree(error); 14976ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson return NULL; 14986ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson} 14996ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson 15006ef3d4278034982c13df87c4a51e0445f762d316Chris Wilsonvoid 15016ef3d4278034982c13df87c4a51e0445f762d316Chris Wilsonintel_overlay_print_error_state(struct seq_file *m, struct intel_overlay_error_state *error) 15026ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson{ 15036ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson seq_printf(m, "Overlay, status: 0x%08x, interrupt: 0x%08x\n", 15046ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson error->dovsta, error->isr); 15056ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson seq_printf(m, " Register file at 0x%08lx:\n", 15066ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson error->base); 15076ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson 15086ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson#define P(x) seq_printf(m, " " #x ": 0x%08x\n", error->regs.x) 15096ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OBUF_0Y); 15106ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OBUF_1Y); 15116ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OBUF_0U); 15126ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OBUF_0V); 15136ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OBUF_1U); 15146ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OBUF_1V); 15156ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OSTRIDE); 15166ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(YRGB_VPH); 15176ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(UV_VPH); 15186ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(HORZ_PH); 15196ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(INIT_PHS); 15206ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(DWINPOS); 15216ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(DWINSZ); 15226ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(SWIDTH); 15236ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(SWIDTHSW); 15246ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(SHEIGHT); 15256ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(YRGBSCALE); 15266ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(UVSCALE); 15276ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OCLRC0); 15286ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OCLRC1); 15296ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(DCLRKV); 15306ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(DCLRKM); 15316ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(SCLRKVH); 15326ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(SCLRKVL); 15336ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(SCLRKEN); 15346ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OCONFIG); 15356ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OCMD); 15366ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OSTART_0Y); 15376ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OSTART_1Y); 15386ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OSTART_0U); 15396ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OSTART_0V); 15406ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OSTART_1U); 15416ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OSTART_1V); 15426ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OTILEOFF_0Y); 15436ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OTILEOFF_1Y); 15446ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OTILEOFF_0U); 15456ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OTILEOFF_0V); 15466ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OTILEOFF_1U); 15476ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(OTILEOFF_1V); 15486ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(FASTHSCALE); 15496ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson P(UVSCALEV); 15506ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson#undef P 15516ef3d4278034982c13df87c4a51e0445f762d316Chris Wilson} 1552