Searched refs:rng (Results 1 - 25 of 87) sorted by relevance

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/drivers/char/hw_random/
H A DMakefile5 obj-$(CONFIG_HW_RANDOM) += rng-core.o
6 rng-core-y := core.o
7 obj-$(CONFIG_HW_RANDOM_TIMERIOMEM) += timeriomem-rng.o
8 obj-$(CONFIG_HW_RANDOM_INTEL) += intel-rng.o
9 obj-$(CONFIG_HW_RANDOM_AMD) += amd-rng.o
10 obj-$(CONFIG_HW_RANDOM_ATMEL) += atmel-rng.o
11 obj-$(CONFIG_HW_RANDOM_BCM63XX) += bcm63xx-rng.o
12 obj-$(CONFIG_HW_RANDOM_GEODE) += geode-rng.o
13 obj-$(CONFIG_HW_RANDOM_N2RNG) += n2-rng.o
14 n2-rng
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H A Dmsm-rng.c48 struct msm_rng *rng = to_msm_rng(hwrng); local
52 ret = clk_prepare_enable(rng->clk);
58 val = readl_relaxed(rng->base + PRNG_CONFIG);
62 val = readl_relaxed(rng->base + PRNG_LFSR_CFG);
65 writel(val, rng->base + PRNG_LFSR_CFG);
67 val = readl_relaxed(rng->base + PRNG_CONFIG);
69 writel(val, rng->base + PRNG_CONFIG);
71 val = readl_relaxed(rng->base + PRNG_CONFIG);
73 writel(val, rng->base + PRNG_CONFIG);
77 clk_disable_unprepare(rng
83 struct msm_rng *rng = to_msm_rng(hwrng); local
137 struct msm_rng *rng; local
171 struct msm_rng *rng = platform_get_drvdata(pdev); local
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H A Docteon-rng.c28 static int octeon_rng_init(struct hwrng *rng) argument
31 struct octeon_rng *p = container_of(rng, struct octeon_rng, ops);
40 static void octeon_rng_cleanup(struct hwrng *rng) argument
43 struct octeon_rng *p = container_of(rng, struct octeon_rng, ops);
50 static int octeon_rng_data_read(struct hwrng *rng, u32 *data) argument
52 struct octeon_rng *p = container_of(rng, struct octeon_rng, ops);
62 struct octeon_rng *rng; local
71 rng = devm_kzalloc(&pdev->dev, sizeof(*rng), GFP_KERNEL);
72 if (!rng)
110 struct hwrng *rng = platform_get_drvdata(pdev); local
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H A Dbcm63xx-rng.c24 #define to_rng_priv(rng) ((struct bcm63xx_rng_priv *)rng->priv)
26 static int bcm63xx_rng_init(struct hwrng *rng) argument
28 struct bcm63xx_rng_priv *priv = to_rng_priv(rng);
38 static void bcm63xx_rng_cleanup(struct hwrng *rng) argument
40 struct bcm63xx_rng_priv *priv = to_rng_priv(rng);
48 static int bcm63xx_rng_data_present(struct hwrng *rng, int wait) argument
50 struct bcm63xx_rng_priv *priv = to_rng_priv(rng);
55 static int bcm63xx_rng_data_read(struct hwrng *rng, u32 *data) argument
57 struct bcm63xx_rng_priv *priv = to_rng_priv(rng);
70 struct hwrng *rng; local
149 struct hwrng *rng = platform_get_drvdata(pdev); local
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H A Dcore.c71 static inline int rng_get_data(struct hwrng *rng, u8 *buffer, size_t size,
79 static void add_early_randomness(struct hwrng *rng) argument
84 bytes_read = rng_get_data(rng, bytes, sizeof(bytes), 1);
89 static inline int hwrng_init(struct hwrng *rng) argument
91 if (rng->init) {
94 ret = rng->init(rng);
98 add_early_randomness(rng);
100 current_quality = rng->quality ? : default_quality;
111 static inline void hwrng_cleanup(struct hwrng *rng) argument
127 rng_get_data(struct hwrng *rng, u8 *buffer, size_t size, int wait) argument
234 struct hwrng *rng; local
285 struct hwrng *rng; local
374 hwrng_register(struct hwrng *rng) argument
444 hwrng_unregister(struct hwrng *rng) argument
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H A Dexynos-rng.c2 * exynos-rng.c - Random Number Generator driver for the exynos
41 struct hwrng rng; member in struct:exynos_rng
46 static u32 exynos_rng_readl(struct exynos_rng *rng, u32 offset) argument
48 return __raw_readl(rng->mem + offset);
51 static void exynos_rng_writel(struct exynos_rng *rng, u32 val, u32 offset) argument
53 __raw_writel(val, rng->mem + offset);
56 static int exynos_init(struct hwrng *rng) argument
58 struct exynos_rng *exynos_rng = container_of(rng,
59 struct exynos_rng, rng);
78 static int exynos_read(struct hwrng *rng, voi argument
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H A Dtx4939-rng.c29 struct hwrng rng; member in struct:tx4939_rng
65 static int tx4939_rng_data_present(struct hwrng *rng, int wait) argument
67 struct tx4939_rng *rngdev = container_of(rng, struct tx4939_rng, rng);
98 static int tx4939_rng_data_read(struct hwrng *rng, u32 *buffer) argument
100 struct tx4939_rng *rngdev = container_of(rng, struct tx4939_rng, rng);
121 rngdev->rng.name = dev_name(&dev->dev);
122 rngdev->rng.data_present = tx4939_rng_data_present;
123 rngdev->rng
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H A Dmxc-rnga.c64 struct hwrng rng; member in struct:mxc_rng
69 static int mxc_rnga_data_present(struct hwrng *rng, int wait) argument
72 struct mxc_rng *mxc_rng = container_of(rng, struct mxc_rng, rng);
85 static int mxc_rnga_data_read(struct hwrng *rng, u32 * data) argument
89 struct mxc_rng *mxc_rng = container_of(rng, struct mxc_rng, rng);
108 static int mxc_rnga_init(struct hwrng *rng) argument
111 struct mxc_rng *mxc_rng = container_of(rng, struct mxc_rng, rng);
131 mxc_rnga_cleanup(struct hwrng *rng) argument
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H A Datmel-rng.c27 struct hwrng rng; member in struct:atmel_trng
30 static int atmel_trng_read(struct hwrng *rng, void *buf, size_t max, argument
33 struct atmel_trng *trng = container_of(rng, struct atmel_trng, rng);
75 trng->rng.name = pdev->name;
76 trng->rng.read = atmel_trng_read;
78 ret = hwrng_register(&trng->rng);
95 hwrng_unregister(&trng->rng);
H A Dpasemi-rng.c6 * Driver for the PWRficient onchip rng
46 static int pasemi_rng_data_present(struct hwrng *rng, int wait) argument
48 void __iomem *rng_regs = (void __iomem *)rng->priv;
61 static int pasemi_rng_data_read(struct hwrng *rng, u32 *data) argument
63 void __iomem *rng_regs = (void __iomem *)rng->priv;
68 static int pasemi_rng_init(struct hwrng *rng) argument
70 void __iomem *rng_regs = (void __iomem *)rng->priv;
80 static void pasemi_rng_cleanup(struct hwrng *rng) argument
82 void __iomem *rng_regs = (void __iomem *)rng->priv;
137 { .compatible = "1682m-rng", },
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H A Damd-rng.c56 static int amd_rng_data_present(struct hwrng *rng, int wait) argument
58 u32 pmbase = (u32)rng->priv;
70 static int amd_rng_data_read(struct hwrng *rng, u32 *data) argument
72 u32 pmbase = (u32)rng->priv;
79 static int amd_rng_init(struct hwrng *rng) argument
94 static void amd_rng_cleanup(struct hwrng *rng) argument
H A Dgeode-rng.c55 static int geode_rng_data_read(struct hwrng *rng, u32 *data) argument
57 void __iomem *mem = (void __iomem *)rng->priv;
64 static int geode_rng_data_present(struct hwrng *rng, int wait) argument
66 void __iomem *mem = (void __iomem *)rng->priv;
H A Dvia-rng.c91 static int via_rng_data_present(struct hwrng *rng, int wait) argument
120 rng->priv = *via_rng_datum;
124 static int via_rng_data_read(struct hwrng *rng, u32 *data) argument
126 u32 via_rng_datum = (u32)rng->priv;
133 static int via_rng_init(struct hwrng *rng) argument
H A Dtimeriomem-rng.c2 * drivers/char/hw_random/timeriomem-rng.c
6 * Derived from drivers/char/hw_random/omap-rng.c
30 #include <linux/timeriomem-rng.h>
48 #define to_rng_priv(rng) \
49 ((struct timeriomem_rng_private_data *)rng->priv)
54 static int timeriomem_rng_data_present(struct hwrng *rng, int wait) argument
56 struct timeriomem_rng_private_data *priv = to_rng_priv(rng);
66 static int timeriomem_rng_data_read(struct hwrng *rng, u32 *data) argument
68 struct timeriomem_rng_private_data *priv = to_rng_priv(rng);
H A DKconfig12 module will be called rng-core. This provides a device
35 module will be called timeriomem-rng.
48 module will be called intel-rng.
61 module will be called amd-rng.
74 module will be called atmel-rng.
87 module will be called bcm63xx-rng
100 module will be called bcm2835-rng
113 module will be called geode-rng.
126 module will be called n2-rng.
139 module will be called via-rng
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H A Dppc4xx-rng.c31 static int ppc4xx_rng_data_present(struct hwrng *rng, int wait) argument
33 void __iomem *rng_regs = (void __iomem *) rng->priv;
47 static int ppc4xx_rng_data_read(struct hwrng *rng, u32 *data) argument
49 void __iomem *rng_regs = (void __iomem *) rng->priv;
127 { .compatible = "ppc4xx-rng", },
128 { .compatible = "amcc,ppc460ex-rng", },
129 { .compatible = "amcc,ppc440epx-rng", },
H A Dtpm-rng.c24 #define MODULE_NAME "tpm-rng"
26 static int tpm_rng_read(struct hwrng *rng, void *data, size_t max, bool wait) argument
H A Dixp4xx-rng.c2 * drivers/char/hw_random/ixp4xx-rng.c
29 static int ixp4xx_rng_data_read(struct hwrng *rng, u32 *buffer) argument
31 void __iomem * rng_base = (void __iomem *)rng->priv;
H A Dvirtio-rng.c67 static int virtio_read(struct hwrng *rng, void *buf, size_t size, bool wait) argument
70 struct virtrng_info *vi = (struct virtrng_info *)rng->priv;
93 static void virtio_cleanup(struct hwrng *rng) argument
95 struct virtrng_info *vi = (struct virtrng_info *)rng->priv;
H A Dbcm2835-rng.c23 /* enable rng */
29 static int bcm2835_rng_read(struct hwrng *rng, void *buf, size_t max, argument
32 void __iomem *rng_base = (void __iomem *)rng->priv;
59 dev_err(dev, "failed to remap rng regs");
83 /* disable rng hardware */
94 { .compatible = "brcm,bcm2835-rng", },
101 .name = "bcm2835-rng",
H A Dintel-rng.c167 static int intel_rng_data_present(struct hwrng *rng, int wait) argument
169 void __iomem *mem = (void __iomem *)rng->priv;
182 static int intel_rng_data_read(struct hwrng *rng, u32 *data) argument
184 void __iomem *mem = (void __iomem *)rng->priv;
191 static int intel_rng_init(struct hwrng *rng) argument
193 void __iomem *mem = (void __iomem *)rng->priv;
210 static void intel_rng_cleanup(struct hwrng *rng) argument
212 void __iomem *mem = (void __iomem *)rng->priv;
H A Dnomadik-rng.c22 static int nmk_rng_read(struct hwrng *rng, void *data, size_t max, bool wait) argument
24 void __iomem *base = (void __iomem *)rng->priv;
48 dev_err(&dev->dev, "could not get rng clock\n");
97 .name = "rng",
H A Domap3-rom-rng.c2 * omap3-rom-rng.c - RNG driver for TI OMAP3 CPU family
74 static int omap3_rom_rng_data_present(struct hwrng *rng, int wait) argument
79 static int omap3_rom_rng_data_read(struct hwrng *rng, u32 *data) argument
128 .name = "omap3-rom-rng",
137 MODULE_ALIAS("platform:omap3-rom-rng");
H A Domap-rng.c2 * omap-rng.c - RNG driver for TI OMAP CPU family
143 static int omap_rng_data_present(struct hwrng *rng, int wait) argument
148 priv = (struct omap_rng_dev *)rng->priv;
164 static int omap_rng_data_read(struct hwrng *rng, u32 *data) argument
169 priv = (struct omap_rng_dev *)rng->priv;
180 static int omap_rng_init(struct hwrng *rng) argument
184 priv = (struct omap_rng_dev *)rng->priv;
188 static void omap_rng_cleanup(struct hwrng *rng) argument
192 priv = (struct omap_rng_dev *)rng->priv;
305 .compatible = "ti,omap2-rng",
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H A Dpowernv-rng.c18 static int powernv_rng_read(struct hwrng *rng, void *data, size_t max, bool wait) argument
35 .name = "powernv-rng",
65 { .compatible = "ibm,power-rng",},

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