i915_batchbuffer.h revision 135b083461f8a5a220d86f57af018f6f0316d2bb
1d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz/************************************************************************** 2bc88c95990f871a206a8fe93e7541f1f41841f7eJakob Bornecrantz * 3d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. 4d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz * All Rights Reserved. 5bc88c95990f871a206a8fe93e7541f1f41841f7eJakob Bornecrantz * 6d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz * Permission is hereby granted, free of charge, to any person obtaining a 7d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz * copy of this software and associated documentation files (the 8d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz * "Software"), to deal in the Software without restriction, including 9d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz * without limitation the rights to use, copy, modify, merge, publish, 10d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz * distribute, sub license, and/or sell copies of the Software, and to 11d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz * permit persons to whom the Software is furnished to do so, subject to 12d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz * the following conditions: 13bc88c95990f871a206a8fe93e7541f1f41841f7eJakob Bornecrantz * 14d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz * The above copyright notice and this permission notice (including the 15d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz * next paragraph) shall be included in all copies or substantial portions 16d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz * of the Software. 17bc88c95990f871a206a8fe93e7541f1f41841f7eJakob Bornecrantz * 18d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 19d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 20d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 21d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR 22d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 23d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 24d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 25bc88c95990f871a206a8fe93e7541f1f41841f7eJakob Bornecrantz * 26d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz **************************************************************************/ 27d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz 28bc88c95990f871a206a8fe93e7541f1f41841f7eJakob Bornecrantz#ifndef I915_BATCHBUFFER_H 29bc88c95990f871a206a8fe93e7541f1f41841f7eJakob Bornecrantz#define I915_BATCHBUFFER_H 30d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz 31bc88c95990f871a206a8fe93e7541f1f41841f7eJakob Bornecrantz#include "i915_winsys.h" 32d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz 3357fc2ad7a165bd969de5d1943e325db52f702eb8Jakob Bornecrantzstruct i915_context; 3457fc2ad7a165bd969de5d1943e325db52f702eb8Jakob Bornecrantz 35d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantzstatic INLINE boolean 36bc88c95990f871a206a8fe93e7541f1f41841f7eJakob Bornecrantzi915_winsys_batchbuffer_check(struct i915_winsys_batchbuffer *batch, 37bc88c95990f871a206a8fe93e7541f1f41841f7eJakob Bornecrantz size_t dwords, 38bc88c95990f871a206a8fe93e7541f1f41841f7eJakob Bornecrantz size_t relocs) 39d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz{ 40d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz return dwords * 4 <= batch->size - (batch->ptr - batch->map) && 41d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz relocs <= (batch->max_relocs - batch->relocs); 42d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz} 43d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz 44d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantzstatic INLINE size_t 45bc88c95990f871a206a8fe93e7541f1f41841f7eJakob Bornecrantzi915_winsys_batchbuffer_space(struct i915_winsys_batchbuffer *batch) 46d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz{ 47d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz return batch->size - (batch->ptr - batch->map); 48d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz} 49d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz 50d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantzstatic INLINE void 51bc88c95990f871a206a8fe93e7541f1f41841f7eJakob Bornecrantzi915_winsys_batchbuffer_dword(struct i915_winsys_batchbuffer *batch, 52bc88c95990f871a206a8fe93e7541f1f41841f7eJakob Bornecrantz unsigned dword) 53d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz{ 54bc88c95990f871a206a8fe93e7541f1f41841f7eJakob Bornecrantz if (i915_winsys_batchbuffer_space(batch) < 4) 55d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz return; 56d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz 57d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz *(unsigned *)batch->ptr = dword; 58d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz batch->ptr += 4; 59d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz} 60d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz 61d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantzstatic INLINE void 62bc88c95990f871a206a8fe93e7541f1f41841f7eJakob Bornecrantzi915_winsys_batchbuffer_write(struct i915_winsys_batchbuffer *batch, 63bc88c95990f871a206a8fe93e7541f1f41841f7eJakob Bornecrantz void *data, 64bc88c95990f871a206a8fe93e7541f1f41841f7eJakob Bornecrantz size_t size) 65d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz{ 66bc88c95990f871a206a8fe93e7541f1f41841f7eJakob Bornecrantz if (i915_winsys_batchbuffer_space(batch) < size) 67d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz return; 68d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz 69d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz memcpy(data, batch->ptr, size); 70d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz batch->ptr += size; 71d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz} 72d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz 73d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantzstatic INLINE int 74bc88c95990f871a206a8fe93e7541f1f41841f7eJakob Bornecrantzi915_winsys_batchbuffer_reloc(struct i915_winsys_batchbuffer *batch, 75bc88c95990f871a206a8fe93e7541f1f41841f7eJakob Bornecrantz struct i915_winsys_buffer *buffer, 76bc88c95990f871a206a8fe93e7541f1f41841f7eJakob Bornecrantz enum i915_winsys_buffer_usage usage, 77135b083461f8a5a220d86f57af018f6f0316d2bbDaniel Vetter size_t offset, bool fenced) 78d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz{ 79135b083461f8a5a220d86f57af018f6f0316d2bbDaniel Vetter return batch->iws->batchbuffer_reloc(batch, buffer, usage, offset, fenced); 80d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz} 81d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz 82d2110064c2075a8537d4b7f87ba894ebaa6ccb33Jakob Bornecrantz#endif 83