Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2012 Samsung Electronics Co.Ltd |
| 3 | * Authors: |
| 4 | * Eunchul Kim <chulspro.kim@samsung.com> |
| 5 | * Jinyoung Jeon <jy0.jeon@samsung.com> |
| 6 | * Sangmin Lee <lsmin.lee@samsung.com> |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or modify it |
| 9 | * under the terms of the GNU General Public License as published by the |
| 10 | * Free Software Foundation; either version 2 of the License, or (at your |
| 11 | * option) any later version. |
| 12 | * |
| 13 | */ |
| 14 | #include <linux/kernel.h> |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 15 | #include <linux/platform_device.h> |
Seung-Woo Kim | a3ad697 | 2013-05-22 21:14:15 +0900 | [diff] [blame] | 16 | #include <linux/mfd/syscon.h> |
Sylwester Nawrocki | 5186fc5 | 2013-04-23 13:34:38 +0200 | [diff] [blame] | 17 | #include <linux/regmap.h> |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 18 | #include <linux/clk.h> |
| 19 | #include <linux/pm_runtime.h> |
Sachin Kamat | 3f1c781 | 2013-08-14 16:38:01 +0530 | [diff] [blame] | 20 | #include <linux/of.h> |
Andrzej Hajda | 72d465a | 2014-05-19 12:54:09 +0200 | [diff] [blame^] | 21 | #include <linux/spinlock.h> |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 22 | |
| 23 | #include <drm/drmP.h> |
| 24 | #include <drm/exynos_drm.h> |
| 25 | #include "regs-fimc.h" |
Mark Brown | e30655d | 2013-08-13 00:46:40 +0100 | [diff] [blame] | 26 | #include "exynos_drm_drv.h" |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 27 | #include "exynos_drm_ipp.h" |
| 28 | #include "exynos_drm_fimc.h" |
| 29 | |
| 30 | /* |
Eunchul Kim | 6fe891f | 2012-12-22 17:49:26 +0900 | [diff] [blame] | 31 | * FIMC stands for Fully Interactive Mobile Camera and |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 32 | * supports image scaler/rotator and input/output DMA operations. |
| 33 | * input DMA reads image data from the memory. |
| 34 | * output DMA writes image data to memory. |
| 35 | * FIMC supports image rotation and image effect functions. |
| 36 | * |
| 37 | * M2M operation : supports crop/scale/rotation/csc so on. |
| 38 | * Memory ----> FIMC H/W ----> Memory. |
| 39 | * Writeback operation : supports cloned screen with FIMD. |
| 40 | * FIMD ----> FIMC H/W ----> Memory. |
| 41 | * Output operation : supports direct display using local path. |
| 42 | * Memory ----> FIMC H/W ----> FIMD. |
| 43 | */ |
| 44 | |
| 45 | /* |
| 46 | * TODO |
| 47 | * 1. check suspend/resume api if needed. |
| 48 | * 2. need to check use case platform_device_id. |
| 49 | * 3. check src/dst size with, height. |
| 50 | * 4. added check_prepare api for right register. |
| 51 | * 5. need to add supported list in prop_list. |
| 52 | * 6. check prescaler/scaler optimization. |
| 53 | */ |
| 54 | |
| 55 | #define FIMC_MAX_DEVS 4 |
| 56 | #define FIMC_MAX_SRC 2 |
| 57 | #define FIMC_MAX_DST 32 |
| 58 | #define FIMC_SHFACTOR 10 |
| 59 | #define FIMC_BUF_STOP 1 |
| 60 | #define FIMC_BUF_START 2 |
| 61 | #define FIMC_REG_SZ 32 |
| 62 | #define FIMC_WIDTH_ITU_709 1280 |
| 63 | #define FIMC_REFRESH_MAX 60 |
| 64 | #define FIMC_REFRESH_MIN 12 |
| 65 | #define FIMC_CROP_MAX 8192 |
| 66 | #define FIMC_CROP_MIN 32 |
| 67 | #define FIMC_SCALE_MAX 4224 |
| 68 | #define FIMC_SCALE_MIN 32 |
| 69 | |
| 70 | #define get_fimc_context(dev) platform_get_drvdata(to_platform_device(dev)) |
| 71 | #define get_ctx_from_ippdrv(ippdrv) container_of(ippdrv,\ |
| 72 | struct fimc_context, ippdrv); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 73 | enum fimc_wb { |
| 74 | FIMC_WB_NONE, |
| 75 | FIMC_WB_A, |
| 76 | FIMC_WB_B, |
| 77 | }; |
| 78 | |
Sylwester Nawrocki | e5f8683 | 2013-04-23 13:34:37 +0200 | [diff] [blame] | 79 | enum { |
| 80 | FIMC_CLK_LCLK, |
| 81 | FIMC_CLK_GATE, |
| 82 | FIMC_CLK_WB_A, |
| 83 | FIMC_CLK_WB_B, |
| 84 | FIMC_CLK_MUX, |
| 85 | FIMC_CLK_PARENT, |
| 86 | FIMC_CLKS_MAX |
| 87 | }; |
| 88 | |
| 89 | static const char * const fimc_clock_names[] = { |
| 90 | [FIMC_CLK_LCLK] = "sclk_fimc", |
| 91 | [FIMC_CLK_GATE] = "fimc", |
| 92 | [FIMC_CLK_WB_A] = "pxl_async0", |
| 93 | [FIMC_CLK_WB_B] = "pxl_async1", |
| 94 | [FIMC_CLK_MUX] = "mux", |
| 95 | [FIMC_CLK_PARENT] = "parent", |
| 96 | }; |
| 97 | |
| 98 | #define FIMC_DEFAULT_LCLK_FREQUENCY 133000000UL |
| 99 | |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 100 | /* |
| 101 | * A structure of scaler. |
| 102 | * |
| 103 | * @range: narrow, wide. |
| 104 | * @bypass: unused scaler path. |
| 105 | * @up_h: horizontal scale up. |
| 106 | * @up_v: vertical scale up. |
| 107 | * @hratio: horizontal ratio. |
| 108 | * @vratio: vertical ratio. |
| 109 | */ |
| 110 | struct fimc_scaler { |
| 111 | bool range; |
| 112 | bool bypass; |
| 113 | bool up_h; |
| 114 | bool up_v; |
| 115 | u32 hratio; |
| 116 | u32 vratio; |
| 117 | }; |
| 118 | |
| 119 | /* |
| 120 | * A structure of scaler capability. |
| 121 | * |
| 122 | * find user manual table 43-1. |
| 123 | * @in_hori: scaler input horizontal size. |
| 124 | * @bypass: scaler bypass mode. |
| 125 | * @dst_h_wo_rot: target horizontal size without output rotation. |
| 126 | * @dst_h_rot: target horizontal size with output rotation. |
| 127 | * @rl_w_wo_rot: real width without input rotation. |
| 128 | * @rl_h_rot: real height without output rotation. |
| 129 | */ |
| 130 | struct fimc_capability { |
| 131 | /* scaler */ |
| 132 | u32 in_hori; |
| 133 | u32 bypass; |
| 134 | /* output rotator */ |
| 135 | u32 dst_h_wo_rot; |
| 136 | u32 dst_h_rot; |
| 137 | /* input rotator */ |
| 138 | u32 rl_w_wo_rot; |
| 139 | u32 rl_h_rot; |
| 140 | }; |
| 141 | |
| 142 | /* |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 143 | * A structure of fimc context. |
| 144 | * |
| 145 | * @ippdrv: prepare initialization using ippdrv. |
| 146 | * @regs_res: register resources. |
| 147 | * @regs: memory mapped io registers. |
| 148 | * @lock: locking of operations. |
Sylwester Nawrocki | e5f8683 | 2013-04-23 13:34:37 +0200 | [diff] [blame] | 149 | * @clocks: fimc clocks. |
| 150 | * @clk_frequency: LCLK clock frequency. |
Sylwester Nawrocki | 5186fc5 | 2013-04-23 13:34:38 +0200 | [diff] [blame] | 151 | * @sysreg: handle to SYSREG block regmap. |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 152 | * @sc: scaler infomations. |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 153 | * @pol: porarity of writeback. |
| 154 | * @id: fimc id. |
| 155 | * @irq: irq number. |
| 156 | * @suspended: qos operations. |
| 157 | */ |
| 158 | struct fimc_context { |
| 159 | struct exynos_drm_ippdrv ippdrv; |
| 160 | struct resource *regs_res; |
| 161 | void __iomem *regs; |
Andrzej Hajda | 72d465a | 2014-05-19 12:54:09 +0200 | [diff] [blame^] | 162 | spinlock_t lock; |
Sylwester Nawrocki | e5f8683 | 2013-04-23 13:34:37 +0200 | [diff] [blame] | 163 | struct clk *clocks[FIMC_CLKS_MAX]; |
| 164 | u32 clk_frequency; |
Sylwester Nawrocki | 5186fc5 | 2013-04-23 13:34:38 +0200 | [diff] [blame] | 165 | struct regmap *sysreg; |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 166 | struct fimc_scaler sc; |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 167 | struct exynos_drm_ipp_pol pol; |
| 168 | int id; |
| 169 | int irq; |
| 170 | bool suspended; |
| 171 | }; |
| 172 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 173 | static u32 fimc_read(struct fimc_context *ctx, u32 reg) |
| 174 | { |
| 175 | return readl(ctx->regs + reg); |
| 176 | } |
| 177 | |
| 178 | static void fimc_write(struct fimc_context *ctx, u32 val, u32 reg) |
| 179 | { |
| 180 | writel(val, ctx->regs + reg); |
| 181 | } |
| 182 | |
| 183 | static void fimc_set_bits(struct fimc_context *ctx, u32 reg, u32 bits) |
| 184 | { |
| 185 | void __iomem *r = ctx->regs + reg; |
| 186 | |
| 187 | writel(readl(r) | bits, r); |
| 188 | } |
| 189 | |
| 190 | static void fimc_clear_bits(struct fimc_context *ctx, u32 reg, u32 bits) |
| 191 | { |
| 192 | void __iomem *r = ctx->regs + reg; |
| 193 | |
| 194 | writel(readl(r) & ~bits, r); |
| 195 | } |
| 196 | |
JoongMock Shin | b5c0b55 | 2012-12-22 17:49:27 +0900 | [diff] [blame] | 197 | static void fimc_sw_reset(struct fimc_context *ctx) |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 198 | { |
| 199 | u32 cfg; |
| 200 | |
Jinyoung Jeon | e39d5ce | 2012-12-22 17:49:28 +0900 | [diff] [blame] | 201 | /* stop dma operation */ |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 202 | cfg = fimc_read(ctx, EXYNOS_CISTATUS); |
| 203 | if (EXYNOS_CISTATUS_GET_ENVID_STATUS(cfg)) |
| 204 | fimc_clear_bits(ctx, EXYNOS_MSCTRL, EXYNOS_MSCTRL_ENVID); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 205 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 206 | fimc_set_bits(ctx, EXYNOS_CISRCFMT, EXYNOS_CISRCFMT_ITU601_8BIT); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 207 | |
Jinyoung Jeon | e39d5ce | 2012-12-22 17:49:28 +0900 | [diff] [blame] | 208 | /* disable image capture */ |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 209 | fimc_clear_bits(ctx, EXYNOS_CIIMGCPT, |
| 210 | EXYNOS_CIIMGCPT_IMGCPTEN_SC | EXYNOS_CIIMGCPT_IMGCPTEN); |
Jinyoung Jeon | e39d5ce | 2012-12-22 17:49:28 +0900 | [diff] [blame] | 211 | |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 212 | /* s/w reset */ |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 213 | fimc_set_bits(ctx, EXYNOS_CIGCTRL, EXYNOS_CIGCTRL_SWRST); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 214 | |
| 215 | /* s/w reset complete */ |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 216 | fimc_clear_bits(ctx, EXYNOS_CIGCTRL, EXYNOS_CIGCTRL_SWRST); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 217 | |
| 218 | /* reset sequence */ |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 219 | fimc_write(ctx, 0x0, EXYNOS_CIFCNTSEQ); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 220 | } |
| 221 | |
Sylwester Nawrocki | 5186fc5 | 2013-04-23 13:34:38 +0200 | [diff] [blame] | 222 | static int fimc_set_camblk_fimd0_wb(struct fimc_context *ctx) |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 223 | { |
Sylwester Nawrocki | 5186fc5 | 2013-04-23 13:34:38 +0200 | [diff] [blame] | 224 | return regmap_update_bits(ctx->sysreg, SYSREG_CAMERA_BLK, |
| 225 | SYSREG_FIMD0WB_DEST_MASK, |
| 226 | ctx->id << SYSREG_FIMD0WB_DEST_SHIFT); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 227 | } |
| 228 | |
| 229 | static void fimc_set_type_ctrl(struct fimc_context *ctx, enum fimc_wb wb) |
| 230 | { |
| 231 | u32 cfg; |
| 232 | |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 233 | DRM_DEBUG_KMS("wb[%d]\n", wb); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 234 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 235 | cfg = fimc_read(ctx, EXYNOS_CIGCTRL); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 236 | cfg &= ~(EXYNOS_CIGCTRL_TESTPATTERN_MASK | |
| 237 | EXYNOS_CIGCTRL_SELCAM_ITU_MASK | |
| 238 | EXYNOS_CIGCTRL_SELCAM_MIPI_MASK | |
| 239 | EXYNOS_CIGCTRL_SELCAM_FIMC_MASK | |
| 240 | EXYNOS_CIGCTRL_SELWB_CAMIF_MASK | |
| 241 | EXYNOS_CIGCTRL_SELWRITEBACK_MASK); |
| 242 | |
| 243 | switch (wb) { |
| 244 | case FIMC_WB_A: |
| 245 | cfg |= (EXYNOS_CIGCTRL_SELWRITEBACK_A | |
| 246 | EXYNOS_CIGCTRL_SELWB_CAMIF_WRITEBACK); |
| 247 | break; |
| 248 | case FIMC_WB_B: |
| 249 | cfg |= (EXYNOS_CIGCTRL_SELWRITEBACK_B | |
| 250 | EXYNOS_CIGCTRL_SELWB_CAMIF_WRITEBACK); |
| 251 | break; |
| 252 | case FIMC_WB_NONE: |
| 253 | default: |
| 254 | cfg |= (EXYNOS_CIGCTRL_SELCAM_ITU_A | |
| 255 | EXYNOS_CIGCTRL_SELWRITEBACK_A | |
| 256 | EXYNOS_CIGCTRL_SELCAM_MIPI_A | |
| 257 | EXYNOS_CIGCTRL_SELCAM_FIMC_ITU); |
| 258 | break; |
| 259 | } |
| 260 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 261 | fimc_write(ctx, cfg, EXYNOS_CIGCTRL); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 262 | } |
| 263 | |
| 264 | static void fimc_set_polarity(struct fimc_context *ctx, |
| 265 | struct exynos_drm_ipp_pol *pol) |
| 266 | { |
| 267 | u32 cfg; |
| 268 | |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 269 | DRM_DEBUG_KMS("inv_pclk[%d]inv_vsync[%d]\n", |
| 270 | pol->inv_pclk, pol->inv_vsync); |
| 271 | DRM_DEBUG_KMS("inv_href[%d]inv_hsync[%d]\n", |
| 272 | pol->inv_href, pol->inv_hsync); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 273 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 274 | cfg = fimc_read(ctx, EXYNOS_CIGCTRL); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 275 | cfg &= ~(EXYNOS_CIGCTRL_INVPOLPCLK | EXYNOS_CIGCTRL_INVPOLVSYNC | |
| 276 | EXYNOS_CIGCTRL_INVPOLHREF | EXYNOS_CIGCTRL_INVPOLHSYNC); |
| 277 | |
| 278 | if (pol->inv_pclk) |
| 279 | cfg |= EXYNOS_CIGCTRL_INVPOLPCLK; |
| 280 | if (pol->inv_vsync) |
| 281 | cfg |= EXYNOS_CIGCTRL_INVPOLVSYNC; |
| 282 | if (pol->inv_href) |
| 283 | cfg |= EXYNOS_CIGCTRL_INVPOLHREF; |
| 284 | if (pol->inv_hsync) |
| 285 | cfg |= EXYNOS_CIGCTRL_INVPOLHSYNC; |
| 286 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 287 | fimc_write(ctx, cfg, EXYNOS_CIGCTRL); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 288 | } |
| 289 | |
| 290 | static void fimc_handle_jpeg(struct fimc_context *ctx, bool enable) |
| 291 | { |
| 292 | u32 cfg; |
| 293 | |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 294 | DRM_DEBUG_KMS("enable[%d]\n", enable); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 295 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 296 | cfg = fimc_read(ctx, EXYNOS_CIGCTRL); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 297 | if (enable) |
| 298 | cfg |= EXYNOS_CIGCTRL_CAM_JPEG; |
| 299 | else |
| 300 | cfg &= ~EXYNOS_CIGCTRL_CAM_JPEG; |
| 301 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 302 | fimc_write(ctx, cfg, EXYNOS_CIGCTRL); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 303 | } |
| 304 | |
Andrzej Hajda | 8b4609c | 2014-05-19 12:54:07 +0200 | [diff] [blame] | 305 | static void fimc_mask_irq(struct fimc_context *ctx, bool enable) |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 306 | { |
| 307 | u32 cfg; |
| 308 | |
Andrzej Hajda | 8b4609c | 2014-05-19 12:54:07 +0200 | [diff] [blame] | 309 | DRM_DEBUG_KMS("enable[%d]\n", enable); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 310 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 311 | cfg = fimc_read(ctx, EXYNOS_CIGCTRL); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 312 | if (enable) { |
Andrzej Hajda | 8b4609c | 2014-05-19 12:54:07 +0200 | [diff] [blame] | 313 | cfg &= ~EXYNOS_CIGCTRL_IRQ_OVFEN; |
| 314 | cfg |= EXYNOS_CIGCTRL_IRQ_ENABLE | EXYNOS_CIGCTRL_IRQ_LEVEL; |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 315 | } else |
Andrzej Hajda | 8b4609c | 2014-05-19 12:54:07 +0200 | [diff] [blame] | 316 | cfg &= ~EXYNOS_CIGCTRL_IRQ_ENABLE; |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 317 | fimc_write(ctx, cfg, EXYNOS_CIGCTRL); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 318 | } |
| 319 | |
| 320 | static void fimc_clear_irq(struct fimc_context *ctx) |
| 321 | { |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 322 | fimc_set_bits(ctx, EXYNOS_CIGCTRL, EXYNOS_CIGCTRL_IRQ_CLR); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 323 | } |
| 324 | |
| 325 | static bool fimc_check_ovf(struct fimc_context *ctx) |
| 326 | { |
| 327 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 328 | u32 status, flag; |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 329 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 330 | status = fimc_read(ctx, EXYNOS_CISTATUS); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 331 | flag = EXYNOS_CISTATUS_OVFIY | EXYNOS_CISTATUS_OVFICB | |
| 332 | EXYNOS_CISTATUS_OVFICR; |
| 333 | |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 334 | DRM_DEBUG_KMS("flag[0x%x]\n", flag); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 335 | |
| 336 | if (status & flag) { |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 337 | fimc_set_bits(ctx, EXYNOS_CIWDOFST, |
| 338 | EXYNOS_CIWDOFST_CLROVFIY | EXYNOS_CIWDOFST_CLROVFICB | |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 339 | EXYNOS_CIWDOFST_CLROVFICR); |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 340 | fimc_clear_bits(ctx, EXYNOS_CIWDOFST, |
| 341 | EXYNOS_CIWDOFST_CLROVFIY | EXYNOS_CIWDOFST_CLROVFICB | |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 342 | EXYNOS_CIWDOFST_CLROVFICR); |
| 343 | |
Masanari Iida | 77d84ff | 2013-12-09 00:22:53 +0900 | [diff] [blame] | 344 | dev_err(ippdrv->dev, "occurred overflow at %d, status 0x%x.\n", |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 345 | ctx->id, status); |
| 346 | return true; |
| 347 | } |
| 348 | |
| 349 | return false; |
| 350 | } |
| 351 | |
| 352 | static bool fimc_check_frame_end(struct fimc_context *ctx) |
| 353 | { |
| 354 | u32 cfg; |
| 355 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 356 | cfg = fimc_read(ctx, EXYNOS_CISTATUS); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 357 | |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 358 | DRM_DEBUG_KMS("cfg[0x%x]\n", cfg); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 359 | |
| 360 | if (!(cfg & EXYNOS_CISTATUS_FRAMEEND)) |
| 361 | return false; |
| 362 | |
| 363 | cfg &= ~(EXYNOS_CISTATUS_FRAMEEND); |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 364 | fimc_write(ctx, cfg, EXYNOS_CISTATUS); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 365 | |
| 366 | return true; |
| 367 | } |
| 368 | |
| 369 | static int fimc_get_buf_id(struct fimc_context *ctx) |
| 370 | { |
| 371 | u32 cfg; |
| 372 | int frame_cnt, buf_id; |
| 373 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 374 | cfg = fimc_read(ctx, EXYNOS_CISTATUS2); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 375 | frame_cnt = EXYNOS_CISTATUS2_GET_FRAMECOUNT_BEFORE(cfg); |
| 376 | |
| 377 | if (frame_cnt == 0) |
| 378 | frame_cnt = EXYNOS_CISTATUS2_GET_FRAMECOUNT_PRESENT(cfg); |
| 379 | |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 380 | DRM_DEBUG_KMS("present[%d]before[%d]\n", |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 381 | EXYNOS_CISTATUS2_GET_FRAMECOUNT_PRESENT(cfg), |
| 382 | EXYNOS_CISTATUS2_GET_FRAMECOUNT_BEFORE(cfg)); |
| 383 | |
| 384 | if (frame_cnt == 0) { |
| 385 | DRM_ERROR("failed to get frame count.\n"); |
| 386 | return -EIO; |
| 387 | } |
| 388 | |
| 389 | buf_id = frame_cnt - 1; |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 390 | DRM_DEBUG_KMS("buf_id[%d]\n", buf_id); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 391 | |
| 392 | return buf_id; |
| 393 | } |
| 394 | |
| 395 | static void fimc_handle_lastend(struct fimc_context *ctx, bool enable) |
| 396 | { |
| 397 | u32 cfg; |
| 398 | |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 399 | DRM_DEBUG_KMS("enable[%d]\n", enable); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 400 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 401 | cfg = fimc_read(ctx, EXYNOS_CIOCTRL); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 402 | if (enable) |
| 403 | cfg |= EXYNOS_CIOCTRL_LASTENDEN; |
| 404 | else |
| 405 | cfg &= ~EXYNOS_CIOCTRL_LASTENDEN; |
| 406 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 407 | fimc_write(ctx, cfg, EXYNOS_CIOCTRL); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 408 | } |
| 409 | |
| 410 | |
| 411 | static int fimc_src_set_fmt_order(struct fimc_context *ctx, u32 fmt) |
| 412 | { |
| 413 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; |
| 414 | u32 cfg; |
| 415 | |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 416 | DRM_DEBUG_KMS("fmt[0x%x]\n", fmt); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 417 | |
| 418 | /* RGB */ |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 419 | cfg = fimc_read(ctx, EXYNOS_CISCCTRL); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 420 | cfg &= ~EXYNOS_CISCCTRL_INRGB_FMT_RGB_MASK; |
| 421 | |
| 422 | switch (fmt) { |
| 423 | case DRM_FORMAT_RGB565: |
| 424 | cfg |= EXYNOS_CISCCTRL_INRGB_FMT_RGB565; |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 425 | fimc_write(ctx, cfg, EXYNOS_CISCCTRL); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 426 | return 0; |
| 427 | case DRM_FORMAT_RGB888: |
| 428 | case DRM_FORMAT_XRGB8888: |
| 429 | cfg |= EXYNOS_CISCCTRL_INRGB_FMT_RGB888; |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 430 | fimc_write(ctx, cfg, EXYNOS_CISCCTRL); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 431 | return 0; |
| 432 | default: |
| 433 | /* bypass */ |
| 434 | break; |
| 435 | } |
| 436 | |
| 437 | /* YUV */ |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 438 | cfg = fimc_read(ctx, EXYNOS_MSCTRL); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 439 | cfg &= ~(EXYNOS_MSCTRL_ORDER2P_SHIFT_MASK | |
| 440 | EXYNOS_MSCTRL_C_INT_IN_2PLANE | |
| 441 | EXYNOS_MSCTRL_ORDER422_YCBYCR); |
| 442 | |
| 443 | switch (fmt) { |
| 444 | case DRM_FORMAT_YUYV: |
| 445 | cfg |= EXYNOS_MSCTRL_ORDER422_YCBYCR; |
| 446 | break; |
| 447 | case DRM_FORMAT_YVYU: |
| 448 | cfg |= EXYNOS_MSCTRL_ORDER422_YCRYCB; |
| 449 | break; |
| 450 | case DRM_FORMAT_UYVY: |
| 451 | cfg |= EXYNOS_MSCTRL_ORDER422_CBYCRY; |
| 452 | break; |
| 453 | case DRM_FORMAT_VYUY: |
| 454 | case DRM_FORMAT_YUV444: |
| 455 | cfg |= EXYNOS_MSCTRL_ORDER422_CRYCBY; |
| 456 | break; |
| 457 | case DRM_FORMAT_NV21: |
| 458 | case DRM_FORMAT_NV61: |
| 459 | cfg |= (EXYNOS_MSCTRL_ORDER2P_LSB_CRCB | |
| 460 | EXYNOS_MSCTRL_C_INT_IN_2PLANE); |
| 461 | break; |
| 462 | case DRM_FORMAT_YUV422: |
| 463 | case DRM_FORMAT_YUV420: |
| 464 | case DRM_FORMAT_YVU420: |
| 465 | cfg |= EXYNOS_MSCTRL_C_INT_IN_3PLANE; |
| 466 | break; |
| 467 | case DRM_FORMAT_NV12: |
| 468 | case DRM_FORMAT_NV12MT: |
| 469 | case DRM_FORMAT_NV16: |
| 470 | cfg |= (EXYNOS_MSCTRL_ORDER2P_LSB_CBCR | |
| 471 | EXYNOS_MSCTRL_C_INT_IN_2PLANE); |
| 472 | break; |
| 473 | default: |
| 474 | dev_err(ippdrv->dev, "inavlid source yuv order 0x%x.\n", fmt); |
| 475 | return -EINVAL; |
| 476 | } |
| 477 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 478 | fimc_write(ctx, cfg, EXYNOS_MSCTRL); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 479 | |
| 480 | return 0; |
| 481 | } |
| 482 | |
| 483 | static int fimc_src_set_fmt(struct device *dev, u32 fmt) |
| 484 | { |
| 485 | struct fimc_context *ctx = get_fimc_context(dev); |
| 486 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; |
| 487 | u32 cfg; |
| 488 | |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 489 | DRM_DEBUG_KMS("fmt[0x%x]\n", fmt); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 490 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 491 | cfg = fimc_read(ctx, EXYNOS_MSCTRL); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 492 | cfg &= ~EXYNOS_MSCTRL_INFORMAT_RGB; |
| 493 | |
| 494 | switch (fmt) { |
| 495 | case DRM_FORMAT_RGB565: |
| 496 | case DRM_FORMAT_RGB888: |
| 497 | case DRM_FORMAT_XRGB8888: |
| 498 | cfg |= EXYNOS_MSCTRL_INFORMAT_RGB; |
| 499 | break; |
| 500 | case DRM_FORMAT_YUV444: |
| 501 | cfg |= EXYNOS_MSCTRL_INFORMAT_YCBCR420; |
| 502 | break; |
| 503 | case DRM_FORMAT_YUYV: |
| 504 | case DRM_FORMAT_YVYU: |
| 505 | case DRM_FORMAT_UYVY: |
| 506 | case DRM_FORMAT_VYUY: |
| 507 | cfg |= EXYNOS_MSCTRL_INFORMAT_YCBCR422_1PLANE; |
| 508 | break; |
| 509 | case DRM_FORMAT_NV16: |
| 510 | case DRM_FORMAT_NV61: |
| 511 | case DRM_FORMAT_YUV422: |
| 512 | cfg |= EXYNOS_MSCTRL_INFORMAT_YCBCR422; |
| 513 | break; |
| 514 | case DRM_FORMAT_YUV420: |
| 515 | case DRM_FORMAT_YVU420: |
| 516 | case DRM_FORMAT_NV12: |
| 517 | case DRM_FORMAT_NV21: |
| 518 | case DRM_FORMAT_NV12MT: |
| 519 | cfg |= EXYNOS_MSCTRL_INFORMAT_YCBCR420; |
| 520 | break; |
| 521 | default: |
| 522 | dev_err(ippdrv->dev, "inavlid source format 0x%x.\n", fmt); |
| 523 | return -EINVAL; |
| 524 | } |
| 525 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 526 | fimc_write(ctx, cfg, EXYNOS_MSCTRL); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 527 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 528 | cfg = fimc_read(ctx, EXYNOS_CIDMAPARAM); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 529 | cfg &= ~EXYNOS_CIDMAPARAM_R_MODE_MASK; |
| 530 | |
| 531 | if (fmt == DRM_FORMAT_NV12MT) |
| 532 | cfg |= EXYNOS_CIDMAPARAM_R_MODE_64X32; |
| 533 | else |
| 534 | cfg |= EXYNOS_CIDMAPARAM_R_MODE_LINEAR; |
| 535 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 536 | fimc_write(ctx, cfg, EXYNOS_CIDMAPARAM); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 537 | |
| 538 | return fimc_src_set_fmt_order(ctx, fmt); |
| 539 | } |
| 540 | |
| 541 | static int fimc_src_set_transf(struct device *dev, |
| 542 | enum drm_exynos_degree degree, |
| 543 | enum drm_exynos_flip flip, bool *swap) |
| 544 | { |
| 545 | struct fimc_context *ctx = get_fimc_context(dev); |
| 546 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; |
| 547 | u32 cfg1, cfg2; |
| 548 | |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 549 | DRM_DEBUG_KMS("degree[%d]flip[0x%x]\n", degree, flip); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 550 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 551 | cfg1 = fimc_read(ctx, EXYNOS_MSCTRL); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 552 | cfg1 &= ~(EXYNOS_MSCTRL_FLIP_X_MIRROR | |
| 553 | EXYNOS_MSCTRL_FLIP_Y_MIRROR); |
| 554 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 555 | cfg2 = fimc_read(ctx, EXYNOS_CITRGFMT); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 556 | cfg2 &= ~EXYNOS_CITRGFMT_INROT90_CLOCKWISE; |
| 557 | |
| 558 | switch (degree) { |
| 559 | case EXYNOS_DRM_DEGREE_0: |
| 560 | if (flip & EXYNOS_DRM_FLIP_VERTICAL) |
| 561 | cfg1 |= EXYNOS_MSCTRL_FLIP_X_MIRROR; |
| 562 | if (flip & EXYNOS_DRM_FLIP_HORIZONTAL) |
| 563 | cfg1 |= EXYNOS_MSCTRL_FLIP_Y_MIRROR; |
| 564 | break; |
| 565 | case EXYNOS_DRM_DEGREE_90: |
| 566 | cfg2 |= EXYNOS_CITRGFMT_INROT90_CLOCKWISE; |
| 567 | if (flip & EXYNOS_DRM_FLIP_VERTICAL) |
| 568 | cfg1 |= EXYNOS_MSCTRL_FLIP_X_MIRROR; |
| 569 | if (flip & EXYNOS_DRM_FLIP_HORIZONTAL) |
| 570 | cfg1 |= EXYNOS_MSCTRL_FLIP_Y_MIRROR; |
| 571 | break; |
| 572 | case EXYNOS_DRM_DEGREE_180: |
| 573 | cfg1 |= (EXYNOS_MSCTRL_FLIP_X_MIRROR | |
| 574 | EXYNOS_MSCTRL_FLIP_Y_MIRROR); |
| 575 | if (flip & EXYNOS_DRM_FLIP_VERTICAL) |
| 576 | cfg1 &= ~EXYNOS_MSCTRL_FLIP_X_MIRROR; |
| 577 | if (flip & EXYNOS_DRM_FLIP_HORIZONTAL) |
| 578 | cfg1 &= ~EXYNOS_MSCTRL_FLIP_Y_MIRROR; |
| 579 | break; |
| 580 | case EXYNOS_DRM_DEGREE_270: |
| 581 | cfg1 |= (EXYNOS_MSCTRL_FLIP_X_MIRROR | |
| 582 | EXYNOS_MSCTRL_FLIP_Y_MIRROR); |
| 583 | cfg2 |= EXYNOS_CITRGFMT_INROT90_CLOCKWISE; |
| 584 | if (flip & EXYNOS_DRM_FLIP_VERTICAL) |
| 585 | cfg1 &= ~EXYNOS_MSCTRL_FLIP_X_MIRROR; |
| 586 | if (flip & EXYNOS_DRM_FLIP_HORIZONTAL) |
| 587 | cfg1 &= ~EXYNOS_MSCTRL_FLIP_Y_MIRROR; |
| 588 | break; |
| 589 | default: |
| 590 | dev_err(ippdrv->dev, "inavlid degree value %d.\n", degree); |
| 591 | return -EINVAL; |
| 592 | } |
| 593 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 594 | fimc_write(ctx, cfg1, EXYNOS_MSCTRL); |
| 595 | fimc_write(ctx, cfg2, EXYNOS_CITRGFMT); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 596 | *swap = (cfg2 & EXYNOS_CITRGFMT_INROT90_CLOCKWISE) ? 1 : 0; |
| 597 | |
| 598 | return 0; |
| 599 | } |
| 600 | |
| 601 | static int fimc_set_window(struct fimc_context *ctx, |
| 602 | struct drm_exynos_pos *pos, struct drm_exynos_sz *sz) |
| 603 | { |
| 604 | u32 cfg, h1, h2, v1, v2; |
| 605 | |
| 606 | /* cropped image */ |
| 607 | h1 = pos->x; |
| 608 | h2 = sz->hsize - pos->w - pos->x; |
| 609 | v1 = pos->y; |
| 610 | v2 = sz->vsize - pos->h - pos->y; |
| 611 | |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 612 | DRM_DEBUG_KMS("x[%d]y[%d]w[%d]h[%d]hsize[%d]vsize[%d]\n", |
| 613 | pos->x, pos->y, pos->w, pos->h, sz->hsize, sz->vsize); |
| 614 | DRM_DEBUG_KMS("h1[%d]h2[%d]v1[%d]v2[%d]\n", h1, h2, v1, v2); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 615 | |
| 616 | /* |
| 617 | * set window offset 1, 2 size |
| 618 | * check figure 43-21 in user manual |
| 619 | */ |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 620 | cfg = fimc_read(ctx, EXYNOS_CIWDOFST); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 621 | cfg &= ~(EXYNOS_CIWDOFST_WINHOROFST_MASK | |
| 622 | EXYNOS_CIWDOFST_WINVEROFST_MASK); |
| 623 | cfg |= (EXYNOS_CIWDOFST_WINHOROFST(h1) | |
| 624 | EXYNOS_CIWDOFST_WINVEROFST(v1)); |
| 625 | cfg |= EXYNOS_CIWDOFST_WINOFSEN; |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 626 | fimc_write(ctx, cfg, EXYNOS_CIWDOFST); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 627 | |
| 628 | cfg = (EXYNOS_CIWDOFST2_WINHOROFST2(h2) | |
| 629 | EXYNOS_CIWDOFST2_WINVEROFST2(v2)); |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 630 | fimc_write(ctx, cfg, EXYNOS_CIWDOFST2); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 631 | |
| 632 | return 0; |
| 633 | } |
| 634 | |
| 635 | static int fimc_src_set_size(struct device *dev, int swap, |
| 636 | struct drm_exynos_pos *pos, struct drm_exynos_sz *sz) |
| 637 | { |
| 638 | struct fimc_context *ctx = get_fimc_context(dev); |
| 639 | struct drm_exynos_pos img_pos = *pos; |
| 640 | struct drm_exynos_sz img_sz = *sz; |
| 641 | u32 cfg; |
| 642 | |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 643 | DRM_DEBUG_KMS("swap[%d]hsize[%d]vsize[%d]\n", |
| 644 | swap, sz->hsize, sz->vsize); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 645 | |
| 646 | /* original size */ |
| 647 | cfg = (EXYNOS_ORGISIZE_HORIZONTAL(img_sz.hsize) | |
| 648 | EXYNOS_ORGISIZE_VERTICAL(img_sz.vsize)); |
| 649 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 650 | fimc_write(ctx, cfg, EXYNOS_ORGISIZE); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 651 | |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 652 | DRM_DEBUG_KMS("x[%d]y[%d]w[%d]h[%d]\n", pos->x, pos->y, pos->w, pos->h); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 653 | |
| 654 | if (swap) { |
| 655 | img_pos.w = pos->h; |
| 656 | img_pos.h = pos->w; |
| 657 | img_sz.hsize = sz->vsize; |
| 658 | img_sz.vsize = sz->hsize; |
| 659 | } |
| 660 | |
| 661 | /* set input DMA image size */ |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 662 | cfg = fimc_read(ctx, EXYNOS_CIREAL_ISIZE); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 663 | cfg &= ~(EXYNOS_CIREAL_ISIZE_HEIGHT_MASK | |
| 664 | EXYNOS_CIREAL_ISIZE_WIDTH_MASK); |
| 665 | cfg |= (EXYNOS_CIREAL_ISIZE_WIDTH(img_pos.w) | |
| 666 | EXYNOS_CIREAL_ISIZE_HEIGHT(img_pos.h)); |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 667 | fimc_write(ctx, cfg, EXYNOS_CIREAL_ISIZE); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 668 | |
| 669 | /* |
| 670 | * set input FIFO image size |
| 671 | * for now, we support only ITU601 8 bit mode |
| 672 | */ |
| 673 | cfg = (EXYNOS_CISRCFMT_ITU601_8BIT | |
| 674 | EXYNOS_CISRCFMT_SOURCEHSIZE(img_sz.hsize) | |
| 675 | EXYNOS_CISRCFMT_SOURCEVSIZE(img_sz.vsize)); |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 676 | fimc_write(ctx, cfg, EXYNOS_CISRCFMT); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 677 | |
| 678 | /* offset Y(RGB), Cb, Cr */ |
| 679 | cfg = (EXYNOS_CIIYOFF_HORIZONTAL(img_pos.x) | |
| 680 | EXYNOS_CIIYOFF_VERTICAL(img_pos.y)); |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 681 | fimc_write(ctx, cfg, EXYNOS_CIIYOFF); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 682 | cfg = (EXYNOS_CIICBOFF_HORIZONTAL(img_pos.x) | |
| 683 | EXYNOS_CIICBOFF_VERTICAL(img_pos.y)); |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 684 | fimc_write(ctx, cfg, EXYNOS_CIICBOFF); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 685 | cfg = (EXYNOS_CIICROFF_HORIZONTAL(img_pos.x) | |
| 686 | EXYNOS_CIICROFF_VERTICAL(img_pos.y)); |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 687 | fimc_write(ctx, cfg, EXYNOS_CIICROFF); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 688 | |
| 689 | return fimc_set_window(ctx, &img_pos, &img_sz); |
| 690 | } |
| 691 | |
| 692 | static int fimc_src_set_addr(struct device *dev, |
| 693 | struct drm_exynos_ipp_buf_info *buf_info, u32 buf_id, |
| 694 | enum drm_exynos_ipp_buf_type buf_type) |
| 695 | { |
| 696 | struct fimc_context *ctx = get_fimc_context(dev); |
| 697 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; |
Eunchul Kim | 7259c3d | 2012-12-22 17:49:22 +0900 | [diff] [blame] | 698 | struct drm_exynos_ipp_cmd_node *c_node = ippdrv->c_node; |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 699 | struct drm_exynos_ipp_property *property; |
| 700 | struct drm_exynos_ipp_config *config; |
| 701 | |
| 702 | if (!c_node) { |
| 703 | DRM_ERROR("failed to get c_node.\n"); |
| 704 | return -EINVAL; |
| 705 | } |
| 706 | |
| 707 | property = &c_node->property; |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 708 | |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 709 | DRM_DEBUG_KMS("prop_id[%d]buf_id[%d]buf_type[%d]\n", |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 710 | property->prop_id, buf_id, buf_type); |
| 711 | |
| 712 | if (buf_id > FIMC_MAX_SRC) { |
| 713 | dev_info(ippdrv->dev, "inavlid buf_id %d.\n", buf_id); |
| 714 | return -ENOMEM; |
| 715 | } |
| 716 | |
| 717 | /* address register set */ |
| 718 | switch (buf_type) { |
| 719 | case IPP_BUF_ENQUEUE: |
| 720 | config = &property->config[EXYNOS_DRM_OPS_SRC]; |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 721 | fimc_write(ctx, buf_info->base[EXYNOS_DRM_PLANAR_Y], |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 722 | EXYNOS_CIIYSA(buf_id)); |
| 723 | |
| 724 | if (config->fmt == DRM_FORMAT_YVU420) { |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 725 | fimc_write(ctx, buf_info->base[EXYNOS_DRM_PLANAR_CR], |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 726 | EXYNOS_CIICBSA(buf_id)); |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 727 | fimc_write(ctx, buf_info->base[EXYNOS_DRM_PLANAR_CB], |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 728 | EXYNOS_CIICRSA(buf_id)); |
| 729 | } else { |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 730 | fimc_write(ctx, buf_info->base[EXYNOS_DRM_PLANAR_CB], |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 731 | EXYNOS_CIICBSA(buf_id)); |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 732 | fimc_write(ctx, buf_info->base[EXYNOS_DRM_PLANAR_CR], |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 733 | EXYNOS_CIICRSA(buf_id)); |
| 734 | } |
| 735 | break; |
| 736 | case IPP_BUF_DEQUEUE: |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 737 | fimc_write(ctx, 0x0, EXYNOS_CIIYSA(buf_id)); |
| 738 | fimc_write(ctx, 0x0, EXYNOS_CIICBSA(buf_id)); |
| 739 | fimc_write(ctx, 0x0, EXYNOS_CIICRSA(buf_id)); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 740 | break; |
| 741 | default: |
| 742 | /* bypass */ |
| 743 | break; |
| 744 | } |
| 745 | |
| 746 | return 0; |
| 747 | } |
| 748 | |
| 749 | static struct exynos_drm_ipp_ops fimc_src_ops = { |
| 750 | .set_fmt = fimc_src_set_fmt, |
| 751 | .set_transf = fimc_src_set_transf, |
| 752 | .set_size = fimc_src_set_size, |
| 753 | .set_addr = fimc_src_set_addr, |
| 754 | }; |
| 755 | |
| 756 | static int fimc_dst_set_fmt_order(struct fimc_context *ctx, u32 fmt) |
| 757 | { |
| 758 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; |
| 759 | u32 cfg; |
| 760 | |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 761 | DRM_DEBUG_KMS("fmt[0x%x]\n", fmt); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 762 | |
| 763 | /* RGB */ |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 764 | cfg = fimc_read(ctx, EXYNOS_CISCCTRL); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 765 | cfg &= ~EXYNOS_CISCCTRL_OUTRGB_FMT_RGB_MASK; |
| 766 | |
| 767 | switch (fmt) { |
| 768 | case DRM_FORMAT_RGB565: |
| 769 | cfg |= EXYNOS_CISCCTRL_OUTRGB_FMT_RGB565; |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 770 | fimc_write(ctx, cfg, EXYNOS_CISCCTRL); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 771 | return 0; |
| 772 | case DRM_FORMAT_RGB888: |
| 773 | cfg |= EXYNOS_CISCCTRL_OUTRGB_FMT_RGB888; |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 774 | fimc_write(ctx, cfg, EXYNOS_CISCCTRL); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 775 | return 0; |
| 776 | case DRM_FORMAT_XRGB8888: |
| 777 | cfg |= (EXYNOS_CISCCTRL_OUTRGB_FMT_RGB888 | |
| 778 | EXYNOS_CISCCTRL_EXTRGB_EXTENSION); |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 779 | fimc_write(ctx, cfg, EXYNOS_CISCCTRL); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 780 | break; |
| 781 | default: |
| 782 | /* bypass */ |
| 783 | break; |
| 784 | } |
| 785 | |
| 786 | /* YUV */ |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 787 | cfg = fimc_read(ctx, EXYNOS_CIOCTRL); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 788 | cfg &= ~(EXYNOS_CIOCTRL_ORDER2P_MASK | |
| 789 | EXYNOS_CIOCTRL_ORDER422_MASK | |
| 790 | EXYNOS_CIOCTRL_YCBCR_PLANE_MASK); |
| 791 | |
| 792 | switch (fmt) { |
| 793 | case DRM_FORMAT_XRGB8888: |
| 794 | cfg |= EXYNOS_CIOCTRL_ALPHA_OUT; |
| 795 | break; |
| 796 | case DRM_FORMAT_YUYV: |
| 797 | cfg |= EXYNOS_CIOCTRL_ORDER422_YCBYCR; |
| 798 | break; |
| 799 | case DRM_FORMAT_YVYU: |
| 800 | cfg |= EXYNOS_CIOCTRL_ORDER422_YCRYCB; |
| 801 | break; |
| 802 | case DRM_FORMAT_UYVY: |
| 803 | cfg |= EXYNOS_CIOCTRL_ORDER422_CBYCRY; |
| 804 | break; |
| 805 | case DRM_FORMAT_VYUY: |
| 806 | cfg |= EXYNOS_CIOCTRL_ORDER422_CRYCBY; |
| 807 | break; |
| 808 | case DRM_FORMAT_NV21: |
| 809 | case DRM_FORMAT_NV61: |
| 810 | cfg |= EXYNOS_CIOCTRL_ORDER2P_LSB_CRCB; |
| 811 | cfg |= EXYNOS_CIOCTRL_YCBCR_2PLANE; |
| 812 | break; |
| 813 | case DRM_FORMAT_YUV422: |
| 814 | case DRM_FORMAT_YUV420: |
| 815 | case DRM_FORMAT_YVU420: |
| 816 | cfg |= EXYNOS_CIOCTRL_YCBCR_3PLANE; |
| 817 | break; |
| 818 | case DRM_FORMAT_NV12: |
| 819 | case DRM_FORMAT_NV12MT: |
| 820 | case DRM_FORMAT_NV16: |
| 821 | cfg |= EXYNOS_CIOCTRL_ORDER2P_LSB_CBCR; |
| 822 | cfg |= EXYNOS_CIOCTRL_YCBCR_2PLANE; |
| 823 | break; |
| 824 | default: |
| 825 | dev_err(ippdrv->dev, "inavlid target yuv order 0x%x.\n", fmt); |
| 826 | return -EINVAL; |
| 827 | } |
| 828 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 829 | fimc_write(ctx, cfg, EXYNOS_CIOCTRL); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 830 | |
| 831 | return 0; |
| 832 | } |
| 833 | |
| 834 | static int fimc_dst_set_fmt(struct device *dev, u32 fmt) |
| 835 | { |
| 836 | struct fimc_context *ctx = get_fimc_context(dev); |
| 837 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; |
| 838 | u32 cfg; |
| 839 | |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 840 | DRM_DEBUG_KMS("fmt[0x%x]\n", fmt); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 841 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 842 | cfg = fimc_read(ctx, EXYNOS_CIEXTEN); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 843 | |
| 844 | if (fmt == DRM_FORMAT_AYUV) { |
| 845 | cfg |= EXYNOS_CIEXTEN_YUV444_OUT; |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 846 | fimc_write(ctx, cfg, EXYNOS_CIEXTEN); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 847 | } else { |
| 848 | cfg &= ~EXYNOS_CIEXTEN_YUV444_OUT; |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 849 | fimc_write(ctx, cfg, EXYNOS_CIEXTEN); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 850 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 851 | cfg = fimc_read(ctx, EXYNOS_CITRGFMT); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 852 | cfg &= ~EXYNOS_CITRGFMT_OUTFORMAT_MASK; |
| 853 | |
| 854 | switch (fmt) { |
| 855 | case DRM_FORMAT_RGB565: |
| 856 | case DRM_FORMAT_RGB888: |
| 857 | case DRM_FORMAT_XRGB8888: |
| 858 | cfg |= EXYNOS_CITRGFMT_OUTFORMAT_RGB; |
| 859 | break; |
| 860 | case DRM_FORMAT_YUYV: |
| 861 | case DRM_FORMAT_YVYU: |
| 862 | case DRM_FORMAT_UYVY: |
| 863 | case DRM_FORMAT_VYUY: |
| 864 | cfg |= EXYNOS_CITRGFMT_OUTFORMAT_YCBCR422_1PLANE; |
| 865 | break; |
| 866 | case DRM_FORMAT_NV16: |
| 867 | case DRM_FORMAT_NV61: |
| 868 | case DRM_FORMAT_YUV422: |
| 869 | cfg |= EXYNOS_CITRGFMT_OUTFORMAT_YCBCR422; |
| 870 | break; |
| 871 | case DRM_FORMAT_YUV420: |
| 872 | case DRM_FORMAT_YVU420: |
| 873 | case DRM_FORMAT_NV12: |
| 874 | case DRM_FORMAT_NV12MT: |
| 875 | case DRM_FORMAT_NV21: |
| 876 | cfg |= EXYNOS_CITRGFMT_OUTFORMAT_YCBCR420; |
| 877 | break; |
| 878 | default: |
| 879 | dev_err(ippdrv->dev, "inavlid target format 0x%x.\n", |
| 880 | fmt); |
| 881 | return -EINVAL; |
| 882 | } |
| 883 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 884 | fimc_write(ctx, cfg, EXYNOS_CITRGFMT); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 885 | } |
| 886 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 887 | cfg = fimc_read(ctx, EXYNOS_CIDMAPARAM); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 888 | cfg &= ~EXYNOS_CIDMAPARAM_W_MODE_MASK; |
| 889 | |
| 890 | if (fmt == DRM_FORMAT_NV12MT) |
| 891 | cfg |= EXYNOS_CIDMAPARAM_W_MODE_64X32; |
| 892 | else |
| 893 | cfg |= EXYNOS_CIDMAPARAM_W_MODE_LINEAR; |
| 894 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 895 | fimc_write(ctx, cfg, EXYNOS_CIDMAPARAM); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 896 | |
| 897 | return fimc_dst_set_fmt_order(ctx, fmt); |
| 898 | } |
| 899 | |
| 900 | static int fimc_dst_set_transf(struct device *dev, |
| 901 | enum drm_exynos_degree degree, |
| 902 | enum drm_exynos_flip flip, bool *swap) |
| 903 | { |
| 904 | struct fimc_context *ctx = get_fimc_context(dev); |
| 905 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; |
| 906 | u32 cfg; |
| 907 | |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 908 | DRM_DEBUG_KMS("degree[%d]flip[0x%x]\n", degree, flip); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 909 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 910 | cfg = fimc_read(ctx, EXYNOS_CITRGFMT); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 911 | cfg &= ~EXYNOS_CITRGFMT_FLIP_MASK; |
| 912 | cfg &= ~EXYNOS_CITRGFMT_OUTROT90_CLOCKWISE; |
| 913 | |
| 914 | switch (degree) { |
| 915 | case EXYNOS_DRM_DEGREE_0: |
| 916 | if (flip & EXYNOS_DRM_FLIP_VERTICAL) |
| 917 | cfg |= EXYNOS_CITRGFMT_FLIP_X_MIRROR; |
| 918 | if (flip & EXYNOS_DRM_FLIP_HORIZONTAL) |
| 919 | cfg |= EXYNOS_CITRGFMT_FLIP_Y_MIRROR; |
| 920 | break; |
| 921 | case EXYNOS_DRM_DEGREE_90: |
| 922 | cfg |= EXYNOS_CITRGFMT_OUTROT90_CLOCKWISE; |
| 923 | if (flip & EXYNOS_DRM_FLIP_VERTICAL) |
| 924 | cfg |= EXYNOS_CITRGFMT_FLIP_X_MIRROR; |
| 925 | if (flip & EXYNOS_DRM_FLIP_HORIZONTAL) |
| 926 | cfg |= EXYNOS_CITRGFMT_FLIP_Y_MIRROR; |
| 927 | break; |
| 928 | case EXYNOS_DRM_DEGREE_180: |
| 929 | cfg |= (EXYNOS_CITRGFMT_FLIP_X_MIRROR | |
| 930 | EXYNOS_CITRGFMT_FLIP_Y_MIRROR); |
| 931 | if (flip & EXYNOS_DRM_FLIP_VERTICAL) |
| 932 | cfg &= ~EXYNOS_CITRGFMT_FLIP_X_MIRROR; |
| 933 | if (flip & EXYNOS_DRM_FLIP_HORIZONTAL) |
| 934 | cfg &= ~EXYNOS_CITRGFMT_FLIP_Y_MIRROR; |
| 935 | break; |
| 936 | case EXYNOS_DRM_DEGREE_270: |
| 937 | cfg |= (EXYNOS_CITRGFMT_OUTROT90_CLOCKWISE | |
| 938 | EXYNOS_CITRGFMT_FLIP_X_MIRROR | |
| 939 | EXYNOS_CITRGFMT_FLIP_Y_MIRROR); |
| 940 | if (flip & EXYNOS_DRM_FLIP_VERTICAL) |
| 941 | cfg &= ~EXYNOS_CITRGFMT_FLIP_X_MIRROR; |
| 942 | if (flip & EXYNOS_DRM_FLIP_HORIZONTAL) |
| 943 | cfg &= ~EXYNOS_CITRGFMT_FLIP_Y_MIRROR; |
| 944 | break; |
| 945 | default: |
| 946 | dev_err(ippdrv->dev, "inavlid degree value %d.\n", degree); |
| 947 | return -EINVAL; |
| 948 | } |
| 949 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 950 | fimc_write(ctx, cfg, EXYNOS_CITRGFMT); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 951 | *swap = (cfg & EXYNOS_CITRGFMT_OUTROT90_CLOCKWISE) ? 1 : 0; |
| 952 | |
| 953 | return 0; |
| 954 | } |
| 955 | |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 956 | static int fimc_set_prescaler(struct fimc_context *ctx, struct fimc_scaler *sc, |
| 957 | struct drm_exynos_pos *src, struct drm_exynos_pos *dst) |
| 958 | { |
| 959 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; |
| 960 | u32 cfg, cfg_ext, shfactor; |
| 961 | u32 pre_dst_width, pre_dst_height; |
Andrzej Hajda | be6cdfd | 2014-05-19 12:54:06 +0200 | [diff] [blame] | 962 | u32 hfactor, vfactor; |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 963 | int ret = 0; |
| 964 | u32 src_w, src_h, dst_w, dst_h; |
| 965 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 966 | cfg_ext = fimc_read(ctx, EXYNOS_CITRGFMT); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 967 | if (cfg_ext & EXYNOS_CITRGFMT_INROT90_CLOCKWISE) { |
| 968 | src_w = src->h; |
| 969 | src_h = src->w; |
| 970 | } else { |
| 971 | src_w = src->w; |
| 972 | src_h = src->h; |
| 973 | } |
| 974 | |
| 975 | if (cfg_ext & EXYNOS_CITRGFMT_OUTROT90_CLOCKWISE) { |
| 976 | dst_w = dst->h; |
| 977 | dst_h = dst->w; |
| 978 | } else { |
| 979 | dst_w = dst->w; |
| 980 | dst_h = dst->h; |
| 981 | } |
| 982 | |
Andrzej Hajda | be6cdfd | 2014-05-19 12:54:06 +0200 | [diff] [blame] | 983 | /* fimc_ippdrv_check_property assures that dividers are not null */ |
| 984 | hfactor = fls(src_w / dst_w / 2); |
| 985 | if (hfactor > FIMC_SHFACTOR / 2) { |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 986 | dev_err(ippdrv->dev, "failed to get ratio horizontal.\n"); |
Andrzej Hajda | be6cdfd | 2014-05-19 12:54:06 +0200 | [diff] [blame] | 987 | return -EINVAL; |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 988 | } |
| 989 | |
Andrzej Hajda | be6cdfd | 2014-05-19 12:54:06 +0200 | [diff] [blame] | 990 | vfactor = fls(src_h / dst_h / 2); |
| 991 | if (vfactor > FIMC_SHFACTOR / 2) { |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 992 | dev_err(ippdrv->dev, "failed to get ratio vertical.\n"); |
Andrzej Hajda | be6cdfd | 2014-05-19 12:54:06 +0200 | [diff] [blame] | 993 | return -EINVAL; |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 994 | } |
| 995 | |
Andrzej Hajda | be6cdfd | 2014-05-19 12:54:06 +0200 | [diff] [blame] | 996 | pre_dst_width = src_w >> hfactor; |
| 997 | pre_dst_height = src_h >> vfactor; |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 998 | DRM_DEBUG_KMS("pre_dst_width[%d]pre_dst_height[%d]\n", |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 999 | pre_dst_width, pre_dst_height); |
Andrzej Hajda | be6cdfd | 2014-05-19 12:54:06 +0200 | [diff] [blame] | 1000 | DRM_DEBUG_KMS("hfactor[%d]vfactor[%d]\n", hfactor, vfactor); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1001 | |
| 1002 | sc->hratio = (src_w << 14) / (dst_w << hfactor); |
| 1003 | sc->vratio = (src_h << 14) / (dst_h << vfactor); |
| 1004 | sc->up_h = (dst_w >= src_w) ? true : false; |
| 1005 | sc->up_v = (dst_h >= src_h) ? true : false; |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 1006 | DRM_DEBUG_KMS("hratio[%d]vratio[%d]up_h[%d]up_v[%d]\n", |
| 1007 | sc->hratio, sc->vratio, sc->up_h, sc->up_v); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1008 | |
| 1009 | shfactor = FIMC_SHFACTOR - (hfactor + vfactor); |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 1010 | DRM_DEBUG_KMS("shfactor[%d]\n", shfactor); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1011 | |
| 1012 | cfg = (EXYNOS_CISCPRERATIO_SHFACTOR(shfactor) | |
Andrzej Hajda | be6cdfd | 2014-05-19 12:54:06 +0200 | [diff] [blame] | 1013 | EXYNOS_CISCPRERATIO_PREHORRATIO(1 << hfactor) | |
| 1014 | EXYNOS_CISCPRERATIO_PREVERRATIO(1 << vfactor)); |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1015 | fimc_write(ctx, cfg, EXYNOS_CISCPRERATIO); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1016 | |
| 1017 | cfg = (EXYNOS_CISCPREDST_PREDSTWIDTH(pre_dst_width) | |
| 1018 | EXYNOS_CISCPREDST_PREDSTHEIGHT(pre_dst_height)); |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1019 | fimc_write(ctx, cfg, EXYNOS_CISCPREDST); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1020 | |
| 1021 | return ret; |
| 1022 | } |
| 1023 | |
| 1024 | static void fimc_set_scaler(struct fimc_context *ctx, struct fimc_scaler *sc) |
| 1025 | { |
| 1026 | u32 cfg, cfg_ext; |
| 1027 | |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 1028 | DRM_DEBUG_KMS("range[%d]bypass[%d]up_h[%d]up_v[%d]\n", |
| 1029 | sc->range, sc->bypass, sc->up_h, sc->up_v); |
| 1030 | DRM_DEBUG_KMS("hratio[%d]vratio[%d]\n", |
| 1031 | sc->hratio, sc->vratio); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1032 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1033 | cfg = fimc_read(ctx, EXYNOS_CISCCTRL); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1034 | cfg &= ~(EXYNOS_CISCCTRL_SCALERBYPASS | |
| 1035 | EXYNOS_CISCCTRL_SCALEUP_H | EXYNOS_CISCCTRL_SCALEUP_V | |
| 1036 | EXYNOS_CISCCTRL_MAIN_V_RATIO_MASK | |
| 1037 | EXYNOS_CISCCTRL_MAIN_H_RATIO_MASK | |
| 1038 | EXYNOS_CISCCTRL_CSCR2Y_WIDE | |
| 1039 | EXYNOS_CISCCTRL_CSCY2R_WIDE); |
| 1040 | |
| 1041 | if (sc->range) |
| 1042 | cfg |= (EXYNOS_CISCCTRL_CSCR2Y_WIDE | |
| 1043 | EXYNOS_CISCCTRL_CSCY2R_WIDE); |
| 1044 | if (sc->bypass) |
| 1045 | cfg |= EXYNOS_CISCCTRL_SCALERBYPASS; |
| 1046 | if (sc->up_h) |
| 1047 | cfg |= EXYNOS_CISCCTRL_SCALEUP_H; |
| 1048 | if (sc->up_v) |
| 1049 | cfg |= EXYNOS_CISCCTRL_SCALEUP_V; |
| 1050 | |
| 1051 | cfg |= (EXYNOS_CISCCTRL_MAINHORRATIO((sc->hratio >> 6)) | |
| 1052 | EXYNOS_CISCCTRL_MAINVERRATIO((sc->vratio >> 6))); |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1053 | fimc_write(ctx, cfg, EXYNOS_CISCCTRL); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1054 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1055 | cfg_ext = fimc_read(ctx, EXYNOS_CIEXTEN); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1056 | cfg_ext &= ~EXYNOS_CIEXTEN_MAINHORRATIO_EXT_MASK; |
| 1057 | cfg_ext &= ~EXYNOS_CIEXTEN_MAINVERRATIO_EXT_MASK; |
| 1058 | cfg_ext |= (EXYNOS_CIEXTEN_MAINHORRATIO_EXT(sc->hratio) | |
| 1059 | EXYNOS_CIEXTEN_MAINVERRATIO_EXT(sc->vratio)); |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1060 | fimc_write(ctx, cfg_ext, EXYNOS_CIEXTEN); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1061 | } |
| 1062 | |
| 1063 | static int fimc_dst_set_size(struct device *dev, int swap, |
| 1064 | struct drm_exynos_pos *pos, struct drm_exynos_sz *sz) |
| 1065 | { |
| 1066 | struct fimc_context *ctx = get_fimc_context(dev); |
| 1067 | struct drm_exynos_pos img_pos = *pos; |
| 1068 | struct drm_exynos_sz img_sz = *sz; |
| 1069 | u32 cfg; |
| 1070 | |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 1071 | DRM_DEBUG_KMS("swap[%d]hsize[%d]vsize[%d]\n", |
| 1072 | swap, sz->hsize, sz->vsize); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1073 | |
| 1074 | /* original size */ |
| 1075 | cfg = (EXYNOS_ORGOSIZE_HORIZONTAL(img_sz.hsize) | |
| 1076 | EXYNOS_ORGOSIZE_VERTICAL(img_sz.vsize)); |
| 1077 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1078 | fimc_write(ctx, cfg, EXYNOS_ORGOSIZE); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1079 | |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 1080 | DRM_DEBUG_KMS("x[%d]y[%d]w[%d]h[%d]\n", pos->x, pos->y, pos->w, pos->h); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1081 | |
| 1082 | /* CSC ITU */ |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1083 | cfg = fimc_read(ctx, EXYNOS_CIGCTRL); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1084 | cfg &= ~EXYNOS_CIGCTRL_CSC_MASK; |
| 1085 | |
| 1086 | if (sz->hsize >= FIMC_WIDTH_ITU_709) |
| 1087 | cfg |= EXYNOS_CIGCTRL_CSC_ITU709; |
| 1088 | else |
| 1089 | cfg |= EXYNOS_CIGCTRL_CSC_ITU601; |
| 1090 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1091 | fimc_write(ctx, cfg, EXYNOS_CIGCTRL); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1092 | |
| 1093 | if (swap) { |
| 1094 | img_pos.w = pos->h; |
| 1095 | img_pos.h = pos->w; |
| 1096 | img_sz.hsize = sz->vsize; |
| 1097 | img_sz.vsize = sz->hsize; |
| 1098 | } |
| 1099 | |
| 1100 | /* target image size */ |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1101 | cfg = fimc_read(ctx, EXYNOS_CITRGFMT); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1102 | cfg &= ~(EXYNOS_CITRGFMT_TARGETH_MASK | |
| 1103 | EXYNOS_CITRGFMT_TARGETV_MASK); |
| 1104 | cfg |= (EXYNOS_CITRGFMT_TARGETHSIZE(img_pos.w) | |
| 1105 | EXYNOS_CITRGFMT_TARGETVSIZE(img_pos.h)); |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1106 | fimc_write(ctx, cfg, EXYNOS_CITRGFMT); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1107 | |
| 1108 | /* target area */ |
| 1109 | cfg = EXYNOS_CITAREA_TARGET_AREA(img_pos.w * img_pos.h); |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1110 | fimc_write(ctx, cfg, EXYNOS_CITAREA); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1111 | |
| 1112 | /* offset Y(RGB), Cb, Cr */ |
| 1113 | cfg = (EXYNOS_CIOYOFF_HORIZONTAL(img_pos.x) | |
| 1114 | EXYNOS_CIOYOFF_VERTICAL(img_pos.y)); |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1115 | fimc_write(ctx, cfg, EXYNOS_CIOYOFF); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1116 | cfg = (EXYNOS_CIOCBOFF_HORIZONTAL(img_pos.x) | |
| 1117 | EXYNOS_CIOCBOFF_VERTICAL(img_pos.y)); |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1118 | fimc_write(ctx, cfg, EXYNOS_CIOCBOFF); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1119 | cfg = (EXYNOS_CIOCROFF_HORIZONTAL(img_pos.x) | |
| 1120 | EXYNOS_CIOCROFF_VERTICAL(img_pos.y)); |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1121 | fimc_write(ctx, cfg, EXYNOS_CIOCROFF); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1122 | |
| 1123 | return 0; |
| 1124 | } |
| 1125 | |
| 1126 | static int fimc_dst_get_buf_seq(struct fimc_context *ctx) |
| 1127 | { |
| 1128 | u32 cfg, i, buf_num = 0; |
| 1129 | u32 mask = 0x00000001; |
| 1130 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1131 | cfg = fimc_read(ctx, EXYNOS_CIFCNTSEQ); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1132 | |
| 1133 | for (i = 0; i < FIMC_REG_SZ; i++) |
| 1134 | if (cfg & (mask << i)) |
| 1135 | buf_num++; |
| 1136 | |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 1137 | DRM_DEBUG_KMS("buf_num[%d]\n", buf_num); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1138 | |
| 1139 | return buf_num; |
| 1140 | } |
| 1141 | |
| 1142 | static int fimc_dst_set_buf_seq(struct fimc_context *ctx, u32 buf_id, |
| 1143 | enum drm_exynos_ipp_buf_type buf_type) |
| 1144 | { |
| 1145 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; |
| 1146 | bool enable; |
| 1147 | u32 cfg; |
| 1148 | u32 mask = 0x00000001 << buf_id; |
| 1149 | int ret = 0; |
Andrzej Hajda | 72d465a | 2014-05-19 12:54:09 +0200 | [diff] [blame^] | 1150 | unsigned long flags; |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1151 | |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 1152 | DRM_DEBUG_KMS("buf_id[%d]buf_type[%d]\n", buf_id, buf_type); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1153 | |
Andrzej Hajda | 72d465a | 2014-05-19 12:54:09 +0200 | [diff] [blame^] | 1154 | spin_lock_irqsave(&ctx->lock, flags); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1155 | |
| 1156 | /* mask register set */ |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1157 | cfg = fimc_read(ctx, EXYNOS_CIFCNTSEQ); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1158 | |
| 1159 | switch (buf_type) { |
| 1160 | case IPP_BUF_ENQUEUE: |
| 1161 | enable = true; |
| 1162 | break; |
| 1163 | case IPP_BUF_DEQUEUE: |
| 1164 | enable = false; |
| 1165 | break; |
| 1166 | default: |
| 1167 | dev_err(ippdrv->dev, "invalid buf ctrl parameter.\n"); |
| 1168 | ret = -EINVAL; |
| 1169 | goto err_unlock; |
| 1170 | } |
| 1171 | |
| 1172 | /* sequence id */ |
Eunchul Kim | 13a32eb | 2012-12-22 17:49:29 +0900 | [diff] [blame] | 1173 | cfg &= ~mask; |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1174 | cfg |= (enable << buf_id); |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1175 | fimc_write(ctx, cfg, EXYNOS_CIFCNTSEQ); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1176 | |
| 1177 | /* interrupt enable */ |
| 1178 | if (buf_type == IPP_BUF_ENQUEUE && |
| 1179 | fimc_dst_get_buf_seq(ctx) >= FIMC_BUF_START) |
Andrzej Hajda | 8b4609c | 2014-05-19 12:54:07 +0200 | [diff] [blame] | 1180 | fimc_mask_irq(ctx, true); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1181 | |
| 1182 | /* interrupt disable */ |
| 1183 | if (buf_type == IPP_BUF_DEQUEUE && |
| 1184 | fimc_dst_get_buf_seq(ctx) <= FIMC_BUF_STOP) |
Andrzej Hajda | 8b4609c | 2014-05-19 12:54:07 +0200 | [diff] [blame] | 1185 | fimc_mask_irq(ctx, false); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1186 | |
| 1187 | err_unlock: |
Andrzej Hajda | 72d465a | 2014-05-19 12:54:09 +0200 | [diff] [blame^] | 1188 | spin_unlock_irqrestore(&ctx->lock, flags); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1189 | return ret; |
| 1190 | } |
| 1191 | |
| 1192 | static int fimc_dst_set_addr(struct device *dev, |
| 1193 | struct drm_exynos_ipp_buf_info *buf_info, u32 buf_id, |
| 1194 | enum drm_exynos_ipp_buf_type buf_type) |
| 1195 | { |
| 1196 | struct fimc_context *ctx = get_fimc_context(dev); |
| 1197 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; |
Eunchul Kim | 7259c3d | 2012-12-22 17:49:22 +0900 | [diff] [blame] | 1198 | struct drm_exynos_ipp_cmd_node *c_node = ippdrv->c_node; |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1199 | struct drm_exynos_ipp_property *property; |
| 1200 | struct drm_exynos_ipp_config *config; |
| 1201 | |
| 1202 | if (!c_node) { |
| 1203 | DRM_ERROR("failed to get c_node.\n"); |
| 1204 | return -EINVAL; |
| 1205 | } |
| 1206 | |
| 1207 | property = &c_node->property; |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1208 | |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 1209 | DRM_DEBUG_KMS("prop_id[%d]buf_id[%d]buf_type[%d]\n", |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1210 | property->prop_id, buf_id, buf_type); |
| 1211 | |
| 1212 | if (buf_id > FIMC_MAX_DST) { |
| 1213 | dev_info(ippdrv->dev, "inavlid buf_id %d.\n", buf_id); |
| 1214 | return -ENOMEM; |
| 1215 | } |
| 1216 | |
| 1217 | /* address register set */ |
| 1218 | switch (buf_type) { |
| 1219 | case IPP_BUF_ENQUEUE: |
| 1220 | config = &property->config[EXYNOS_DRM_OPS_DST]; |
| 1221 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1222 | fimc_write(ctx, buf_info->base[EXYNOS_DRM_PLANAR_Y], |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1223 | EXYNOS_CIOYSA(buf_id)); |
| 1224 | |
| 1225 | if (config->fmt == DRM_FORMAT_YVU420) { |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1226 | fimc_write(ctx, buf_info->base[EXYNOS_DRM_PLANAR_CR], |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1227 | EXYNOS_CIOCBSA(buf_id)); |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1228 | fimc_write(ctx, buf_info->base[EXYNOS_DRM_PLANAR_CB], |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1229 | EXYNOS_CIOCRSA(buf_id)); |
| 1230 | } else { |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1231 | fimc_write(ctx, buf_info->base[EXYNOS_DRM_PLANAR_CB], |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1232 | EXYNOS_CIOCBSA(buf_id)); |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1233 | fimc_write(ctx, buf_info->base[EXYNOS_DRM_PLANAR_CR], |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1234 | EXYNOS_CIOCRSA(buf_id)); |
| 1235 | } |
| 1236 | break; |
| 1237 | case IPP_BUF_DEQUEUE: |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1238 | fimc_write(ctx, 0x0, EXYNOS_CIOYSA(buf_id)); |
| 1239 | fimc_write(ctx, 0x0, EXYNOS_CIOCBSA(buf_id)); |
| 1240 | fimc_write(ctx, 0x0, EXYNOS_CIOCRSA(buf_id)); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1241 | break; |
| 1242 | default: |
| 1243 | /* bypass */ |
| 1244 | break; |
| 1245 | } |
| 1246 | |
| 1247 | return fimc_dst_set_buf_seq(ctx, buf_id, buf_type); |
| 1248 | } |
| 1249 | |
| 1250 | static struct exynos_drm_ipp_ops fimc_dst_ops = { |
| 1251 | .set_fmt = fimc_dst_set_fmt, |
| 1252 | .set_transf = fimc_dst_set_transf, |
| 1253 | .set_size = fimc_dst_set_size, |
| 1254 | .set_addr = fimc_dst_set_addr, |
| 1255 | }; |
| 1256 | |
| 1257 | static int fimc_clk_ctrl(struct fimc_context *ctx, bool enable) |
| 1258 | { |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 1259 | DRM_DEBUG_KMS("enable[%d]\n", enable); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1260 | |
| 1261 | if (enable) { |
Sylwester Nawrocki | e5f8683 | 2013-04-23 13:34:37 +0200 | [diff] [blame] | 1262 | clk_prepare_enable(ctx->clocks[FIMC_CLK_GATE]); |
| 1263 | clk_prepare_enable(ctx->clocks[FIMC_CLK_WB_A]); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1264 | ctx->suspended = false; |
| 1265 | } else { |
Sylwester Nawrocki | e5f8683 | 2013-04-23 13:34:37 +0200 | [diff] [blame] | 1266 | clk_disable_unprepare(ctx->clocks[FIMC_CLK_GATE]); |
| 1267 | clk_disable_unprepare(ctx->clocks[FIMC_CLK_WB_A]); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1268 | ctx->suspended = true; |
| 1269 | } |
| 1270 | |
| 1271 | return 0; |
| 1272 | } |
| 1273 | |
| 1274 | static irqreturn_t fimc_irq_handler(int irq, void *dev_id) |
| 1275 | { |
| 1276 | struct fimc_context *ctx = dev_id; |
| 1277 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; |
Eunchul Kim | 7259c3d | 2012-12-22 17:49:22 +0900 | [diff] [blame] | 1278 | struct drm_exynos_ipp_cmd_node *c_node = ippdrv->c_node; |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1279 | struct drm_exynos_ipp_event_work *event_work = |
| 1280 | c_node->event_work; |
| 1281 | int buf_id; |
| 1282 | |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 1283 | DRM_DEBUG_KMS("fimc id[%d]\n", ctx->id); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1284 | |
| 1285 | fimc_clear_irq(ctx); |
| 1286 | if (fimc_check_ovf(ctx)) |
| 1287 | return IRQ_NONE; |
| 1288 | |
| 1289 | if (!fimc_check_frame_end(ctx)) |
| 1290 | return IRQ_NONE; |
| 1291 | |
| 1292 | buf_id = fimc_get_buf_id(ctx); |
| 1293 | if (buf_id < 0) |
| 1294 | return IRQ_HANDLED; |
| 1295 | |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 1296 | DRM_DEBUG_KMS("buf_id[%d]\n", buf_id); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1297 | |
| 1298 | if (fimc_dst_set_buf_seq(ctx, buf_id, IPP_BUF_DEQUEUE) < 0) { |
| 1299 | DRM_ERROR("failed to dequeue.\n"); |
| 1300 | return IRQ_HANDLED; |
| 1301 | } |
| 1302 | |
| 1303 | event_work->ippdrv = ippdrv; |
| 1304 | event_work->buf_id[EXYNOS_DRM_OPS_DST] = buf_id; |
| 1305 | queue_work(ippdrv->event_workq, (struct work_struct *)event_work); |
| 1306 | |
| 1307 | return IRQ_HANDLED; |
| 1308 | } |
| 1309 | |
| 1310 | static int fimc_init_prop_list(struct exynos_drm_ippdrv *ippdrv) |
| 1311 | { |
Andrzej Hajda | 3164605 | 2014-05-19 12:54:05 +0200 | [diff] [blame] | 1312 | struct drm_exynos_ipp_prop_list *prop_list = &ippdrv->prop_list; |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1313 | |
| 1314 | prop_list->version = 1; |
| 1315 | prop_list->writeback = 1; |
| 1316 | prop_list->refresh_min = FIMC_REFRESH_MIN; |
| 1317 | prop_list->refresh_max = FIMC_REFRESH_MAX; |
| 1318 | prop_list->flip = (1 << EXYNOS_DRM_FLIP_NONE) | |
| 1319 | (1 << EXYNOS_DRM_FLIP_VERTICAL) | |
| 1320 | (1 << EXYNOS_DRM_FLIP_HORIZONTAL); |
| 1321 | prop_list->degree = (1 << EXYNOS_DRM_DEGREE_0) | |
| 1322 | (1 << EXYNOS_DRM_DEGREE_90) | |
| 1323 | (1 << EXYNOS_DRM_DEGREE_180) | |
| 1324 | (1 << EXYNOS_DRM_DEGREE_270); |
| 1325 | prop_list->csc = 1; |
| 1326 | prop_list->crop = 1; |
| 1327 | prop_list->crop_max.hsize = FIMC_CROP_MAX; |
| 1328 | prop_list->crop_max.vsize = FIMC_CROP_MAX; |
| 1329 | prop_list->crop_min.hsize = FIMC_CROP_MIN; |
| 1330 | prop_list->crop_min.vsize = FIMC_CROP_MIN; |
| 1331 | prop_list->scale = 1; |
| 1332 | prop_list->scale_max.hsize = FIMC_SCALE_MAX; |
| 1333 | prop_list->scale_max.vsize = FIMC_SCALE_MAX; |
| 1334 | prop_list->scale_min.hsize = FIMC_SCALE_MIN; |
| 1335 | prop_list->scale_min.vsize = FIMC_SCALE_MIN; |
| 1336 | |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1337 | return 0; |
| 1338 | } |
| 1339 | |
| 1340 | static inline bool fimc_check_drm_flip(enum drm_exynos_flip flip) |
| 1341 | { |
| 1342 | switch (flip) { |
| 1343 | case EXYNOS_DRM_FLIP_NONE: |
| 1344 | case EXYNOS_DRM_FLIP_VERTICAL: |
| 1345 | case EXYNOS_DRM_FLIP_HORIZONTAL: |
Eunchul Kim | 4f21877 | 2012-12-22 17:49:24 +0900 | [diff] [blame] | 1346 | case EXYNOS_DRM_FLIP_BOTH: |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1347 | return true; |
| 1348 | default: |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 1349 | DRM_DEBUG_KMS("invalid flip\n"); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1350 | return false; |
| 1351 | } |
| 1352 | } |
| 1353 | |
| 1354 | static int fimc_ippdrv_check_property(struct device *dev, |
| 1355 | struct drm_exynos_ipp_property *property) |
| 1356 | { |
| 1357 | struct fimc_context *ctx = get_fimc_context(dev); |
| 1358 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; |
Andrzej Hajda | 3164605 | 2014-05-19 12:54:05 +0200 | [diff] [blame] | 1359 | struct drm_exynos_ipp_prop_list *pp = &ippdrv->prop_list; |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1360 | struct drm_exynos_ipp_config *config; |
| 1361 | struct drm_exynos_pos *pos; |
| 1362 | struct drm_exynos_sz *sz; |
| 1363 | bool swap; |
| 1364 | int i; |
| 1365 | |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1366 | for_each_ipp_ops(i) { |
| 1367 | if ((i == EXYNOS_DRM_OPS_SRC) && |
| 1368 | (property->cmd == IPP_CMD_WB)) |
| 1369 | continue; |
| 1370 | |
| 1371 | config = &property->config[i]; |
| 1372 | pos = &config->pos; |
| 1373 | sz = &config->sz; |
| 1374 | |
| 1375 | /* check for flip */ |
| 1376 | if (!fimc_check_drm_flip(config->flip)) { |
| 1377 | DRM_ERROR("invalid flip.\n"); |
| 1378 | goto err_property; |
| 1379 | } |
| 1380 | |
| 1381 | /* check for degree */ |
| 1382 | switch (config->degree) { |
| 1383 | case EXYNOS_DRM_DEGREE_90: |
| 1384 | case EXYNOS_DRM_DEGREE_270: |
| 1385 | swap = true; |
| 1386 | break; |
| 1387 | case EXYNOS_DRM_DEGREE_0: |
| 1388 | case EXYNOS_DRM_DEGREE_180: |
| 1389 | swap = false; |
| 1390 | break; |
| 1391 | default: |
| 1392 | DRM_ERROR("invalid degree.\n"); |
| 1393 | goto err_property; |
| 1394 | } |
| 1395 | |
| 1396 | /* check for buffer bound */ |
| 1397 | if ((pos->x + pos->w > sz->hsize) || |
| 1398 | (pos->y + pos->h > sz->vsize)) { |
| 1399 | DRM_ERROR("out of buf bound.\n"); |
| 1400 | goto err_property; |
| 1401 | } |
| 1402 | |
| 1403 | /* check for crop */ |
| 1404 | if ((i == EXYNOS_DRM_OPS_SRC) && (pp->crop)) { |
| 1405 | if (swap) { |
| 1406 | if ((pos->h < pp->crop_min.hsize) || |
| 1407 | (sz->vsize > pp->crop_max.hsize) || |
| 1408 | (pos->w < pp->crop_min.vsize) || |
| 1409 | (sz->hsize > pp->crop_max.vsize)) { |
| 1410 | DRM_ERROR("out of crop size.\n"); |
| 1411 | goto err_property; |
| 1412 | } |
| 1413 | } else { |
| 1414 | if ((pos->w < pp->crop_min.hsize) || |
| 1415 | (sz->hsize > pp->crop_max.hsize) || |
| 1416 | (pos->h < pp->crop_min.vsize) || |
| 1417 | (sz->vsize > pp->crop_max.vsize)) { |
| 1418 | DRM_ERROR("out of crop size.\n"); |
| 1419 | goto err_property; |
| 1420 | } |
| 1421 | } |
| 1422 | } |
| 1423 | |
| 1424 | /* check for scale */ |
| 1425 | if ((i == EXYNOS_DRM_OPS_DST) && (pp->scale)) { |
| 1426 | if (swap) { |
| 1427 | if ((pos->h < pp->scale_min.hsize) || |
| 1428 | (sz->vsize > pp->scale_max.hsize) || |
| 1429 | (pos->w < pp->scale_min.vsize) || |
| 1430 | (sz->hsize > pp->scale_max.vsize)) { |
| 1431 | DRM_ERROR("out of scale size.\n"); |
| 1432 | goto err_property; |
| 1433 | } |
| 1434 | } else { |
| 1435 | if ((pos->w < pp->scale_min.hsize) || |
| 1436 | (sz->hsize > pp->scale_max.hsize) || |
| 1437 | (pos->h < pp->scale_min.vsize) || |
| 1438 | (sz->vsize > pp->scale_max.vsize)) { |
| 1439 | DRM_ERROR("out of scale size.\n"); |
| 1440 | goto err_property; |
| 1441 | } |
| 1442 | } |
| 1443 | } |
| 1444 | } |
| 1445 | |
| 1446 | return 0; |
| 1447 | |
| 1448 | err_property: |
| 1449 | for_each_ipp_ops(i) { |
| 1450 | if ((i == EXYNOS_DRM_OPS_SRC) && |
| 1451 | (property->cmd == IPP_CMD_WB)) |
| 1452 | continue; |
| 1453 | |
| 1454 | config = &property->config[i]; |
| 1455 | pos = &config->pos; |
| 1456 | sz = &config->sz; |
| 1457 | |
| 1458 | DRM_ERROR("[%s]f[%d]r[%d]pos[%d %d %d %d]sz[%d %d]\n", |
| 1459 | i ? "dst" : "src", config->flip, config->degree, |
| 1460 | pos->x, pos->y, pos->w, pos->h, |
| 1461 | sz->hsize, sz->vsize); |
| 1462 | } |
| 1463 | |
| 1464 | return -EINVAL; |
| 1465 | } |
| 1466 | |
| 1467 | static void fimc_clear_addr(struct fimc_context *ctx) |
| 1468 | { |
| 1469 | int i; |
| 1470 | |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1471 | for (i = 0; i < FIMC_MAX_SRC; i++) { |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1472 | fimc_write(ctx, 0, EXYNOS_CIIYSA(i)); |
| 1473 | fimc_write(ctx, 0, EXYNOS_CIICBSA(i)); |
| 1474 | fimc_write(ctx, 0, EXYNOS_CIICRSA(i)); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1475 | } |
| 1476 | |
| 1477 | for (i = 0; i < FIMC_MAX_DST; i++) { |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1478 | fimc_write(ctx, 0, EXYNOS_CIOYSA(i)); |
| 1479 | fimc_write(ctx, 0, EXYNOS_CIOCBSA(i)); |
| 1480 | fimc_write(ctx, 0, EXYNOS_CIOCRSA(i)); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1481 | } |
| 1482 | } |
| 1483 | |
| 1484 | static int fimc_ippdrv_reset(struct device *dev) |
| 1485 | { |
| 1486 | struct fimc_context *ctx = get_fimc_context(dev); |
| 1487 | |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1488 | /* reset h/w block */ |
JoongMock Shin | b5c0b55 | 2012-12-22 17:49:27 +0900 | [diff] [blame] | 1489 | fimc_sw_reset(ctx); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1490 | |
| 1491 | /* reset scaler capability */ |
| 1492 | memset(&ctx->sc, 0x0, sizeof(ctx->sc)); |
| 1493 | |
| 1494 | fimc_clear_addr(ctx); |
| 1495 | |
| 1496 | return 0; |
| 1497 | } |
| 1498 | |
| 1499 | static int fimc_ippdrv_start(struct device *dev, enum drm_exynos_ipp_cmd cmd) |
| 1500 | { |
| 1501 | struct fimc_context *ctx = get_fimc_context(dev); |
| 1502 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; |
Eunchul Kim | 7259c3d | 2012-12-22 17:49:22 +0900 | [diff] [blame] | 1503 | struct drm_exynos_ipp_cmd_node *c_node = ippdrv->c_node; |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1504 | struct drm_exynos_ipp_property *property; |
| 1505 | struct drm_exynos_ipp_config *config; |
| 1506 | struct drm_exynos_pos img_pos[EXYNOS_DRM_OPS_MAX]; |
| 1507 | struct drm_exynos_ipp_set_wb set_wb; |
| 1508 | int ret, i; |
| 1509 | u32 cfg0, cfg1; |
| 1510 | |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 1511 | DRM_DEBUG_KMS("cmd[%d]\n", cmd); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1512 | |
| 1513 | if (!c_node) { |
| 1514 | DRM_ERROR("failed to get c_node.\n"); |
| 1515 | return -EINVAL; |
| 1516 | } |
| 1517 | |
| 1518 | property = &c_node->property; |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1519 | |
Andrzej Hajda | 8b4609c | 2014-05-19 12:54:07 +0200 | [diff] [blame] | 1520 | fimc_mask_irq(ctx, true); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1521 | |
| 1522 | for_each_ipp_ops(i) { |
| 1523 | config = &property->config[i]; |
| 1524 | img_pos[i] = config->pos; |
| 1525 | } |
| 1526 | |
| 1527 | ret = fimc_set_prescaler(ctx, &ctx->sc, |
| 1528 | &img_pos[EXYNOS_DRM_OPS_SRC], |
| 1529 | &img_pos[EXYNOS_DRM_OPS_DST]); |
| 1530 | if (ret) { |
| 1531 | dev_err(dev, "failed to set precalser.\n"); |
| 1532 | return ret; |
| 1533 | } |
| 1534 | |
| 1535 | /* If set ture, we can save jpeg about screen */ |
| 1536 | fimc_handle_jpeg(ctx, false); |
| 1537 | fimc_set_scaler(ctx, &ctx->sc); |
| 1538 | fimc_set_polarity(ctx, &ctx->pol); |
| 1539 | |
| 1540 | switch (cmd) { |
| 1541 | case IPP_CMD_M2M: |
| 1542 | fimc_set_type_ctrl(ctx, FIMC_WB_NONE); |
| 1543 | fimc_handle_lastend(ctx, false); |
| 1544 | |
| 1545 | /* setup dma */ |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1546 | cfg0 = fimc_read(ctx, EXYNOS_MSCTRL); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1547 | cfg0 &= ~EXYNOS_MSCTRL_INPUT_MASK; |
| 1548 | cfg0 |= EXYNOS_MSCTRL_INPUT_MEMORY; |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1549 | fimc_write(ctx, cfg0, EXYNOS_MSCTRL); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1550 | break; |
| 1551 | case IPP_CMD_WB: |
| 1552 | fimc_set_type_ctrl(ctx, FIMC_WB_A); |
| 1553 | fimc_handle_lastend(ctx, true); |
| 1554 | |
| 1555 | /* setup FIMD */ |
Sylwester Nawrocki | 5186fc5 | 2013-04-23 13:34:38 +0200 | [diff] [blame] | 1556 | ret = fimc_set_camblk_fimd0_wb(ctx); |
| 1557 | if (ret < 0) { |
| 1558 | dev_err(dev, "camblk setup failed.\n"); |
| 1559 | return ret; |
| 1560 | } |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1561 | |
| 1562 | set_wb.enable = 1; |
| 1563 | set_wb.refresh = property->refresh_rate; |
| 1564 | exynos_drm_ippnb_send_event(IPP_SET_WRITEBACK, (void *)&set_wb); |
| 1565 | break; |
| 1566 | case IPP_CMD_OUTPUT: |
| 1567 | default: |
| 1568 | ret = -EINVAL; |
| 1569 | dev_err(dev, "invalid operations.\n"); |
| 1570 | return ret; |
| 1571 | } |
| 1572 | |
| 1573 | /* Reset status */ |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1574 | fimc_write(ctx, 0x0, EXYNOS_CISTATUS); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1575 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1576 | cfg0 = fimc_read(ctx, EXYNOS_CIIMGCPT); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1577 | cfg0 &= ~EXYNOS_CIIMGCPT_IMGCPTEN_SC; |
| 1578 | cfg0 |= EXYNOS_CIIMGCPT_IMGCPTEN_SC; |
| 1579 | |
| 1580 | /* Scaler */ |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1581 | cfg1 = fimc_read(ctx, EXYNOS_CISCCTRL); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1582 | cfg1 &= ~EXYNOS_CISCCTRL_SCAN_MASK; |
| 1583 | cfg1 |= (EXYNOS_CISCCTRL_PROGRESSIVE | |
| 1584 | EXYNOS_CISCCTRL_SCALERSTART); |
| 1585 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1586 | fimc_write(ctx, cfg1, EXYNOS_CISCCTRL); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1587 | |
| 1588 | /* Enable image capture*/ |
| 1589 | cfg0 |= EXYNOS_CIIMGCPT_IMGCPTEN; |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1590 | fimc_write(ctx, cfg0, EXYNOS_CIIMGCPT); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1591 | |
| 1592 | /* Disable frame end irq */ |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1593 | fimc_clear_bits(ctx, EXYNOS_CIGCTRL, EXYNOS_CIGCTRL_IRQ_END_DISABLE); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1594 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1595 | fimc_clear_bits(ctx, EXYNOS_CIOCTRL, EXYNOS_CIOCTRL_WEAVE_MASK); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1596 | |
| 1597 | if (cmd == IPP_CMD_M2M) { |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1598 | fimc_set_bits(ctx, EXYNOS_MSCTRL, EXYNOS_MSCTRL_ENVID); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1599 | |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1600 | fimc_set_bits(ctx, EXYNOS_MSCTRL, EXYNOS_MSCTRL_ENVID); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1601 | } |
| 1602 | |
| 1603 | return 0; |
| 1604 | } |
| 1605 | |
| 1606 | static void fimc_ippdrv_stop(struct device *dev, enum drm_exynos_ipp_cmd cmd) |
| 1607 | { |
| 1608 | struct fimc_context *ctx = get_fimc_context(dev); |
| 1609 | struct drm_exynos_ipp_set_wb set_wb = {0, 0}; |
| 1610 | u32 cfg; |
| 1611 | |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 1612 | DRM_DEBUG_KMS("cmd[%d]\n", cmd); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1613 | |
| 1614 | switch (cmd) { |
| 1615 | case IPP_CMD_M2M: |
| 1616 | /* Source clear */ |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1617 | cfg = fimc_read(ctx, EXYNOS_MSCTRL); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1618 | cfg &= ~EXYNOS_MSCTRL_INPUT_MASK; |
| 1619 | cfg &= ~EXYNOS_MSCTRL_ENVID; |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1620 | fimc_write(ctx, cfg, EXYNOS_MSCTRL); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1621 | break; |
| 1622 | case IPP_CMD_WB: |
| 1623 | exynos_drm_ippnb_send_event(IPP_SET_WRITEBACK, (void *)&set_wb); |
| 1624 | break; |
| 1625 | case IPP_CMD_OUTPUT: |
| 1626 | default: |
| 1627 | dev_err(dev, "invalid operations.\n"); |
| 1628 | break; |
| 1629 | } |
| 1630 | |
Andrzej Hajda | 8b4609c | 2014-05-19 12:54:07 +0200 | [diff] [blame] | 1631 | fimc_mask_irq(ctx, false); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1632 | |
| 1633 | /* reset sequence */ |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1634 | fimc_write(ctx, 0x0, EXYNOS_CIFCNTSEQ); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1635 | |
| 1636 | /* Scaler disable */ |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1637 | fimc_clear_bits(ctx, EXYNOS_CISCCTRL, EXYNOS_CISCCTRL_SCALERSTART); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1638 | |
| 1639 | /* Disable image capture */ |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1640 | fimc_clear_bits(ctx, EXYNOS_CIIMGCPT, |
| 1641 | EXYNOS_CIIMGCPT_IMGCPTEN_SC | EXYNOS_CIIMGCPT_IMGCPTEN); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1642 | |
| 1643 | /* Enable frame end irq */ |
Andrzej Hajda | acd8afa | 2014-05-19 12:54:08 +0200 | [diff] [blame] | 1644 | fimc_set_bits(ctx, EXYNOS_CIGCTRL, EXYNOS_CIGCTRL_IRQ_END_DISABLE); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1645 | } |
| 1646 | |
Sylwester Nawrocki | e5f8683 | 2013-04-23 13:34:37 +0200 | [diff] [blame] | 1647 | static void fimc_put_clocks(struct fimc_context *ctx) |
| 1648 | { |
| 1649 | int i; |
| 1650 | |
| 1651 | for (i = 0; i < FIMC_CLKS_MAX; i++) { |
| 1652 | if (IS_ERR(ctx->clocks[i])) |
| 1653 | continue; |
| 1654 | clk_put(ctx->clocks[i]); |
| 1655 | ctx->clocks[i] = ERR_PTR(-EINVAL); |
| 1656 | } |
| 1657 | } |
| 1658 | |
| 1659 | static int fimc_setup_clocks(struct fimc_context *ctx) |
| 1660 | { |
| 1661 | struct device *fimc_dev = ctx->ippdrv.dev; |
| 1662 | struct device *dev; |
| 1663 | int ret, i; |
| 1664 | |
| 1665 | for (i = 0; i < FIMC_CLKS_MAX; i++) |
| 1666 | ctx->clocks[i] = ERR_PTR(-EINVAL); |
| 1667 | |
| 1668 | for (i = 0; i < FIMC_CLKS_MAX; i++) { |
| 1669 | if (i == FIMC_CLK_WB_A || i == FIMC_CLK_WB_B) |
| 1670 | dev = fimc_dev->parent; |
| 1671 | else |
| 1672 | dev = fimc_dev; |
| 1673 | |
| 1674 | ctx->clocks[i] = clk_get(dev, fimc_clock_names[i]); |
| 1675 | if (IS_ERR(ctx->clocks[i])) { |
| 1676 | if (i >= FIMC_CLK_MUX) |
| 1677 | break; |
| 1678 | ret = PTR_ERR(ctx->clocks[i]); |
| 1679 | dev_err(fimc_dev, "failed to get clock: %s\n", |
| 1680 | fimc_clock_names[i]); |
| 1681 | goto e_clk_free; |
| 1682 | } |
| 1683 | } |
| 1684 | |
| 1685 | /* Optional FIMC LCLK parent clock setting */ |
| 1686 | if (!IS_ERR(ctx->clocks[FIMC_CLK_PARENT])) { |
| 1687 | ret = clk_set_parent(ctx->clocks[FIMC_CLK_MUX], |
| 1688 | ctx->clocks[FIMC_CLK_PARENT]); |
| 1689 | if (ret < 0) { |
| 1690 | dev_err(fimc_dev, "failed to set parent.\n"); |
| 1691 | goto e_clk_free; |
| 1692 | } |
| 1693 | } |
| 1694 | |
| 1695 | ret = clk_set_rate(ctx->clocks[FIMC_CLK_LCLK], ctx->clk_frequency); |
| 1696 | if (ret < 0) |
| 1697 | goto e_clk_free; |
| 1698 | |
| 1699 | ret = clk_prepare_enable(ctx->clocks[FIMC_CLK_LCLK]); |
| 1700 | if (!ret) |
| 1701 | return ret; |
| 1702 | e_clk_free: |
| 1703 | fimc_put_clocks(ctx); |
| 1704 | return ret; |
| 1705 | } |
| 1706 | |
Sylwester Nawrocki | 5186fc5 | 2013-04-23 13:34:38 +0200 | [diff] [blame] | 1707 | static int fimc_parse_dt(struct fimc_context *ctx) |
| 1708 | { |
| 1709 | struct device_node *node = ctx->ippdrv.dev->of_node; |
| 1710 | |
| 1711 | /* Handle only devices that support the LCD Writeback data path */ |
| 1712 | if (!of_property_read_bool(node, "samsung,lcd-wb")) |
| 1713 | return -ENODEV; |
| 1714 | |
| 1715 | if (of_property_read_u32(node, "clock-frequency", |
| 1716 | &ctx->clk_frequency)) |
| 1717 | ctx->clk_frequency = FIMC_DEFAULT_LCLK_FREQUENCY; |
| 1718 | |
| 1719 | ctx->id = of_alias_get_id(node, "fimc"); |
| 1720 | |
| 1721 | if (ctx->id < 0) { |
| 1722 | dev_err(ctx->ippdrv.dev, "failed to get node alias id.\n"); |
| 1723 | return -EINVAL; |
| 1724 | } |
| 1725 | |
| 1726 | return 0; |
| 1727 | } |
| 1728 | |
Greg Kroah-Hartman | 56550d9 | 2012-12-21 15:09:25 -0800 | [diff] [blame] | 1729 | static int fimc_probe(struct platform_device *pdev) |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1730 | { |
| 1731 | struct device *dev = &pdev->dev; |
| 1732 | struct fimc_context *ctx; |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1733 | struct resource *res; |
| 1734 | struct exynos_drm_ippdrv *ippdrv; |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1735 | int ret; |
| 1736 | |
Sylwester Nawrocki | 5186fc5 | 2013-04-23 13:34:38 +0200 | [diff] [blame] | 1737 | if (!dev->of_node) { |
| 1738 | dev_err(dev, "device tree node not found.\n"); |
| 1739 | return -ENODEV; |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1740 | } |
| 1741 | |
| 1742 | ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL); |
| 1743 | if (!ctx) |
| 1744 | return -ENOMEM; |
| 1745 | |
Sylwester Nawrocki | 5186fc5 | 2013-04-23 13:34:38 +0200 | [diff] [blame] | 1746 | ctx->ippdrv.dev = dev; |
| 1747 | |
| 1748 | ret = fimc_parse_dt(ctx); |
| 1749 | if (ret < 0) |
| 1750 | return ret; |
| 1751 | |
| 1752 | ctx->sysreg = syscon_regmap_lookup_by_phandle(dev->of_node, |
| 1753 | "samsung,sysreg"); |
| 1754 | if (IS_ERR(ctx->sysreg)) { |
| 1755 | dev_err(dev, "syscon regmap lookup failed.\n"); |
| 1756 | return PTR_ERR(ctx->sysreg); |
| 1757 | } |
| 1758 | |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1759 | /* resource memory */ |
| 1760 | ctx->regs_res = platform_get_resource(pdev, IORESOURCE_MEM, 0); |
Thierry Reding | d4ed602 | 2013-01-21 11:09:02 +0100 | [diff] [blame] | 1761 | ctx->regs = devm_ioremap_resource(dev, ctx->regs_res); |
| 1762 | if (IS_ERR(ctx->regs)) |
| 1763 | return PTR_ERR(ctx->regs); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1764 | |
| 1765 | /* resource irq */ |
| 1766 | res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); |
| 1767 | if (!res) { |
| 1768 | dev_err(dev, "failed to request irq resource.\n"); |
Sachin Kamat | 15b3263 | 2012-12-28 15:56:18 +0530 | [diff] [blame] | 1769 | return -ENOENT; |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1770 | } |
| 1771 | |
| 1772 | ctx->irq = res->start; |
Seung-Woo Kim | dcb9a7c | 2013-05-22 21:14:17 +0900 | [diff] [blame] | 1773 | ret = devm_request_threaded_irq(dev, ctx->irq, NULL, fimc_irq_handler, |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1774 | IRQF_ONESHOT, "drm_fimc", ctx); |
| 1775 | if (ret < 0) { |
| 1776 | dev_err(dev, "failed to request irq.\n"); |
Sachin Kamat | 15b3263 | 2012-12-28 15:56:18 +0530 | [diff] [blame] | 1777 | return ret; |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1778 | } |
| 1779 | |
Sylwester Nawrocki | e5f8683 | 2013-04-23 13:34:37 +0200 | [diff] [blame] | 1780 | ret = fimc_setup_clocks(ctx); |
| 1781 | if (ret < 0) |
Seung-Woo Kim | dcb9a7c | 2013-05-22 21:14:17 +0900 | [diff] [blame] | 1782 | return ret; |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1783 | |
| 1784 | ippdrv = &ctx->ippdrv; |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1785 | ippdrv->ops[EXYNOS_DRM_OPS_SRC] = &fimc_src_ops; |
| 1786 | ippdrv->ops[EXYNOS_DRM_OPS_DST] = &fimc_dst_ops; |
| 1787 | ippdrv->check_property = fimc_ippdrv_check_property; |
| 1788 | ippdrv->reset = fimc_ippdrv_reset; |
| 1789 | ippdrv->start = fimc_ippdrv_start; |
| 1790 | ippdrv->stop = fimc_ippdrv_stop; |
| 1791 | ret = fimc_init_prop_list(ippdrv); |
| 1792 | if (ret < 0) { |
| 1793 | dev_err(dev, "failed to init property list.\n"); |
Sylwester Nawrocki | e5f8683 | 2013-04-23 13:34:37 +0200 | [diff] [blame] | 1794 | goto err_put_clk; |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1795 | } |
| 1796 | |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 1797 | DRM_DEBUG_KMS("id[%d]ippdrv[0x%x]\n", ctx->id, (int)ippdrv); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1798 | |
Andrzej Hajda | 72d465a | 2014-05-19 12:54:09 +0200 | [diff] [blame^] | 1799 | spin_lock_init(&ctx->lock); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1800 | platform_set_drvdata(pdev, ctx); |
| 1801 | |
| 1802 | pm_runtime_set_active(dev); |
| 1803 | pm_runtime_enable(dev); |
| 1804 | |
| 1805 | ret = exynos_drm_ippdrv_register(ippdrv); |
| 1806 | if (ret < 0) { |
| 1807 | dev_err(dev, "failed to register drm fimc device.\n"); |
Sylwester Nawrocki | e5f8683 | 2013-04-23 13:34:37 +0200 | [diff] [blame] | 1808 | goto err_pm_dis; |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1809 | } |
| 1810 | |
Seung-Woo Kim | d873ab9 | 2013-05-22 21:14:14 +0900 | [diff] [blame] | 1811 | dev_info(dev, "drm fimc registered successfully.\n"); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1812 | |
| 1813 | return 0; |
| 1814 | |
Sylwester Nawrocki | e5f8683 | 2013-04-23 13:34:37 +0200 | [diff] [blame] | 1815 | err_pm_dis: |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1816 | pm_runtime_disable(dev); |
Sylwester Nawrocki | e5f8683 | 2013-04-23 13:34:37 +0200 | [diff] [blame] | 1817 | err_put_clk: |
| 1818 | fimc_put_clocks(ctx); |
Sachin Kamat | 87acdde | 2012-12-24 14:03:43 +0530 | [diff] [blame] | 1819 | |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1820 | return ret; |
| 1821 | } |
| 1822 | |
Greg Kroah-Hartman | 56550d9 | 2012-12-21 15:09:25 -0800 | [diff] [blame] | 1823 | static int fimc_remove(struct platform_device *pdev) |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1824 | { |
| 1825 | struct device *dev = &pdev->dev; |
| 1826 | struct fimc_context *ctx = get_fimc_context(dev); |
| 1827 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; |
| 1828 | |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1829 | exynos_drm_ippdrv_unregister(ippdrv); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1830 | |
Sylwester Nawrocki | e5f8683 | 2013-04-23 13:34:37 +0200 | [diff] [blame] | 1831 | fimc_put_clocks(ctx); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1832 | pm_runtime_set_suspended(dev); |
| 1833 | pm_runtime_disable(dev); |
| 1834 | |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1835 | return 0; |
| 1836 | } |
| 1837 | |
| 1838 | #ifdef CONFIG_PM_SLEEP |
| 1839 | static int fimc_suspend(struct device *dev) |
| 1840 | { |
| 1841 | struct fimc_context *ctx = get_fimc_context(dev); |
| 1842 | |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 1843 | DRM_DEBUG_KMS("id[%d]\n", ctx->id); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1844 | |
| 1845 | if (pm_runtime_suspended(dev)) |
| 1846 | return 0; |
| 1847 | |
| 1848 | return fimc_clk_ctrl(ctx, false); |
| 1849 | } |
| 1850 | |
| 1851 | static int fimc_resume(struct device *dev) |
| 1852 | { |
| 1853 | struct fimc_context *ctx = get_fimc_context(dev); |
| 1854 | |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 1855 | DRM_DEBUG_KMS("id[%d]\n", ctx->id); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1856 | |
| 1857 | if (!pm_runtime_suspended(dev)) |
| 1858 | return fimc_clk_ctrl(ctx, true); |
| 1859 | |
| 1860 | return 0; |
| 1861 | } |
| 1862 | #endif |
| 1863 | |
| 1864 | #ifdef CONFIG_PM_RUNTIME |
| 1865 | static int fimc_runtime_suspend(struct device *dev) |
| 1866 | { |
| 1867 | struct fimc_context *ctx = get_fimc_context(dev); |
| 1868 | |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 1869 | DRM_DEBUG_KMS("id[%d]\n", ctx->id); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1870 | |
| 1871 | return fimc_clk_ctrl(ctx, false); |
| 1872 | } |
| 1873 | |
| 1874 | static int fimc_runtime_resume(struct device *dev) |
| 1875 | { |
| 1876 | struct fimc_context *ctx = get_fimc_context(dev); |
| 1877 | |
YoungJun Cho | cbc4c33 | 2013-06-12 10:44:40 +0900 | [diff] [blame] | 1878 | DRM_DEBUG_KMS("id[%d]\n", ctx->id); |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1879 | |
| 1880 | return fimc_clk_ctrl(ctx, true); |
| 1881 | } |
| 1882 | #endif |
| 1883 | |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1884 | static const struct dev_pm_ops fimc_pm_ops = { |
| 1885 | SET_SYSTEM_SLEEP_PM_OPS(fimc_suspend, fimc_resume) |
| 1886 | SET_RUNTIME_PM_OPS(fimc_runtime_suspend, fimc_runtime_resume, NULL) |
| 1887 | }; |
| 1888 | |
Sylwester Nawrocki | 5186fc5 | 2013-04-23 13:34:38 +0200 | [diff] [blame] | 1889 | static const struct of_device_id fimc_of_match[] = { |
| 1890 | { .compatible = "samsung,exynos4210-fimc" }, |
| 1891 | { .compatible = "samsung,exynos4212-fimc" }, |
| 1892 | { }, |
| 1893 | }; |
| 1894 | |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1895 | struct platform_driver fimc_driver = { |
| 1896 | .probe = fimc_probe, |
Greg Kroah-Hartman | 56550d9 | 2012-12-21 15:09:25 -0800 | [diff] [blame] | 1897 | .remove = fimc_remove, |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1898 | .driver = { |
Sylwester Nawrocki | 5186fc5 | 2013-04-23 13:34:38 +0200 | [diff] [blame] | 1899 | .of_match_table = fimc_of_match, |
Eunchul Kim | 16102ed | 2012-12-14 17:58:55 +0900 | [diff] [blame] | 1900 | .name = "exynos-drm-fimc", |
| 1901 | .owner = THIS_MODULE, |
| 1902 | .pm = &fimc_pm_ops, |
| 1903 | }, |
| 1904 | }; |
| 1905 | |