]>
Commit | Line | Data |
---|---|---|
16102edb EK |
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> | |
16102edb | 15 | #include <linux/platform_device.h> |
a3ad6976 | 16 | #include <linux/mfd/syscon.h> |
5186fc5e | 17 | #include <linux/regmap.h> |
16102edb EK |
18 | #include <linux/clk.h> |
19 | #include <linux/pm_runtime.h> | |
3f1c781d | 20 | #include <linux/of.h> |
72d465aa | 21 | #include <linux/spinlock.h> |
16102edb EK |
22 | |
23 | #include <drm/drmP.h> | |
24 | #include <drm/exynos_drm.h> | |
25 | #include "regs-fimc.h" | |
e30655d0 | 26 | #include "exynos_drm_drv.h" |
16102edb EK |
27 | #include "exynos_drm_ipp.h" |
28 | #include "exynos_drm_fimc.h" | |
29 | ||
30 | /* | |
6fe891f6 | 31 | * FIMC stands for Fully Interactive Mobile Camera and |
16102edb EK |
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 | |
16102edb EK |
61 | #define FIMC_WIDTH_ITU_709 1280 |
62 | #define FIMC_REFRESH_MAX 60 | |
63 | #define FIMC_REFRESH_MIN 12 | |
64 | #define FIMC_CROP_MAX 8192 | |
65 | #define FIMC_CROP_MIN 32 | |
66 | #define FIMC_SCALE_MAX 4224 | |
67 | #define FIMC_SCALE_MIN 32 | |
68 | ||
69 | #define get_fimc_context(dev) platform_get_drvdata(to_platform_device(dev)) | |
70 | #define get_ctx_from_ippdrv(ippdrv) container_of(ippdrv,\ | |
71 | struct fimc_context, ippdrv); | |
16102edb EK |
72 | enum fimc_wb { |
73 | FIMC_WB_NONE, | |
74 | FIMC_WB_A, | |
75 | FIMC_WB_B, | |
76 | }; | |
77 | ||
e5f86839 SN |
78 | enum { |
79 | FIMC_CLK_LCLK, | |
80 | FIMC_CLK_GATE, | |
81 | FIMC_CLK_WB_A, | |
82 | FIMC_CLK_WB_B, | |
83 | FIMC_CLK_MUX, | |
84 | FIMC_CLK_PARENT, | |
85 | FIMC_CLKS_MAX | |
86 | }; | |
87 | ||
88 | static const char * const fimc_clock_names[] = { | |
89 | [FIMC_CLK_LCLK] = "sclk_fimc", | |
90 | [FIMC_CLK_GATE] = "fimc", | |
91 | [FIMC_CLK_WB_A] = "pxl_async0", | |
92 | [FIMC_CLK_WB_B] = "pxl_async1", | |
93 | [FIMC_CLK_MUX] = "mux", | |
94 | [FIMC_CLK_PARENT] = "parent", | |
95 | }; | |
96 | ||
97 | #define FIMC_DEFAULT_LCLK_FREQUENCY 133000000UL | |
98 | ||
16102edb EK |
99 | /* |
100 | * A structure of scaler. | |
101 | * | |
102 | * @range: narrow, wide. | |
103 | * @bypass: unused scaler path. | |
104 | * @up_h: horizontal scale up. | |
105 | * @up_v: vertical scale up. | |
106 | * @hratio: horizontal ratio. | |
107 | * @vratio: vertical ratio. | |
108 | */ | |
109 | struct fimc_scaler { | |
110 | bool range; | |
111 | bool bypass; | |
112 | bool up_h; | |
113 | bool up_v; | |
114 | u32 hratio; | |
115 | u32 vratio; | |
116 | }; | |
117 | ||
118 | /* | |
119 | * A structure of scaler capability. | |
120 | * | |
121 | * find user manual table 43-1. | |
122 | * @in_hori: scaler input horizontal size. | |
123 | * @bypass: scaler bypass mode. | |
124 | * @dst_h_wo_rot: target horizontal size without output rotation. | |
125 | * @dst_h_rot: target horizontal size with output rotation. | |
126 | * @rl_w_wo_rot: real width without input rotation. | |
127 | * @rl_h_rot: real height without output rotation. | |
128 | */ | |
129 | struct fimc_capability { | |
130 | /* scaler */ | |
131 | u32 in_hori; | |
132 | u32 bypass; | |
133 | /* output rotator */ | |
134 | u32 dst_h_wo_rot; | |
135 | u32 dst_h_rot; | |
136 | /* input rotator */ | |
137 | u32 rl_w_wo_rot; | |
138 | u32 rl_h_rot; | |
139 | }; | |
140 | ||
16102edb EK |
141 | /* |
142 | * A structure of fimc context. | |
143 | * | |
144 | * @ippdrv: prepare initialization using ippdrv. | |
145 | * @regs_res: register resources. | |
146 | * @regs: memory mapped io registers. | |
147 | * @lock: locking of operations. | |
e5f86839 SN |
148 | * @clocks: fimc clocks. |
149 | * @clk_frequency: LCLK clock frequency. | |
5186fc5e | 150 | * @sysreg: handle to SYSREG block regmap. |
16102edb | 151 | * @sc: scaler infomations. |
16102edb EK |
152 | * @pol: porarity of writeback. |
153 | * @id: fimc id. | |
154 | * @irq: irq number. | |
155 | * @suspended: qos operations. | |
156 | */ | |
157 | struct fimc_context { | |
158 | struct exynos_drm_ippdrv ippdrv; | |
159 | struct resource *regs_res; | |
160 | void __iomem *regs; | |
72d465aa | 161 | spinlock_t lock; |
e5f86839 SN |
162 | struct clk *clocks[FIMC_CLKS_MAX]; |
163 | u32 clk_frequency; | |
5186fc5e | 164 | struct regmap *sysreg; |
16102edb | 165 | struct fimc_scaler sc; |
16102edb EK |
166 | struct exynos_drm_ipp_pol pol; |
167 | int id; | |
168 | int irq; | |
169 | bool suspended; | |
170 | }; | |
171 | ||
acd8afa8 AH |
172 | static u32 fimc_read(struct fimc_context *ctx, u32 reg) |
173 | { | |
174 | return readl(ctx->regs + reg); | |
175 | } | |
176 | ||
177 | static void fimc_write(struct fimc_context *ctx, u32 val, u32 reg) | |
178 | { | |
179 | writel(val, ctx->regs + reg); | |
180 | } | |
181 | ||
182 | static void fimc_set_bits(struct fimc_context *ctx, u32 reg, u32 bits) | |
183 | { | |
184 | void __iomem *r = ctx->regs + reg; | |
185 | ||
186 | writel(readl(r) | bits, r); | |
187 | } | |
188 | ||
189 | static void fimc_clear_bits(struct fimc_context *ctx, u32 reg, u32 bits) | |
190 | { | |
191 | void __iomem *r = ctx->regs + reg; | |
192 | ||
193 | writel(readl(r) & ~bits, r); | |
194 | } | |
195 | ||
b5c0b552 | 196 | static void fimc_sw_reset(struct fimc_context *ctx) |
16102edb EK |
197 | { |
198 | u32 cfg; | |
199 | ||
e39d5ce1 | 200 | /* stop dma operation */ |
acd8afa8 AH |
201 | cfg = fimc_read(ctx, EXYNOS_CISTATUS); |
202 | if (EXYNOS_CISTATUS_GET_ENVID_STATUS(cfg)) | |
203 | fimc_clear_bits(ctx, EXYNOS_MSCTRL, EXYNOS_MSCTRL_ENVID); | |
16102edb | 204 | |
acd8afa8 | 205 | fimc_set_bits(ctx, EXYNOS_CISRCFMT, EXYNOS_CISRCFMT_ITU601_8BIT); |
16102edb | 206 | |
e39d5ce1 | 207 | /* disable image capture */ |
acd8afa8 AH |
208 | fimc_clear_bits(ctx, EXYNOS_CIIMGCPT, |
209 | EXYNOS_CIIMGCPT_IMGCPTEN_SC | EXYNOS_CIIMGCPT_IMGCPTEN); | |
e39d5ce1 | 210 | |
16102edb | 211 | /* s/w reset */ |
acd8afa8 | 212 | fimc_set_bits(ctx, EXYNOS_CIGCTRL, EXYNOS_CIGCTRL_SWRST); |
16102edb EK |
213 | |
214 | /* s/w reset complete */ | |
acd8afa8 | 215 | fimc_clear_bits(ctx, EXYNOS_CIGCTRL, EXYNOS_CIGCTRL_SWRST); |
16102edb EK |
216 | |
217 | /* reset sequence */ | |
acd8afa8 | 218 | fimc_write(ctx, 0x0, EXYNOS_CIFCNTSEQ); |
16102edb EK |
219 | } |
220 | ||
5186fc5e | 221 | static int fimc_set_camblk_fimd0_wb(struct fimc_context *ctx) |
16102edb | 222 | { |
5186fc5e SN |
223 | return regmap_update_bits(ctx->sysreg, SYSREG_CAMERA_BLK, |
224 | SYSREG_FIMD0WB_DEST_MASK, | |
225 | ctx->id << SYSREG_FIMD0WB_DEST_SHIFT); | |
16102edb EK |
226 | } |
227 | ||
228 | static void fimc_set_type_ctrl(struct fimc_context *ctx, enum fimc_wb wb) | |
229 | { | |
230 | u32 cfg; | |
231 | ||
cbc4c33d | 232 | DRM_DEBUG_KMS("wb[%d]\n", wb); |
16102edb | 233 | |
acd8afa8 | 234 | cfg = fimc_read(ctx, EXYNOS_CIGCTRL); |
16102edb EK |
235 | cfg &= ~(EXYNOS_CIGCTRL_TESTPATTERN_MASK | |
236 | EXYNOS_CIGCTRL_SELCAM_ITU_MASK | | |
237 | EXYNOS_CIGCTRL_SELCAM_MIPI_MASK | | |
238 | EXYNOS_CIGCTRL_SELCAM_FIMC_MASK | | |
239 | EXYNOS_CIGCTRL_SELWB_CAMIF_MASK | | |
240 | EXYNOS_CIGCTRL_SELWRITEBACK_MASK); | |
241 | ||
242 | switch (wb) { | |
243 | case FIMC_WB_A: | |
244 | cfg |= (EXYNOS_CIGCTRL_SELWRITEBACK_A | | |
245 | EXYNOS_CIGCTRL_SELWB_CAMIF_WRITEBACK); | |
246 | break; | |
247 | case FIMC_WB_B: | |
248 | cfg |= (EXYNOS_CIGCTRL_SELWRITEBACK_B | | |
249 | EXYNOS_CIGCTRL_SELWB_CAMIF_WRITEBACK); | |
250 | break; | |
251 | case FIMC_WB_NONE: | |
252 | default: | |
253 | cfg |= (EXYNOS_CIGCTRL_SELCAM_ITU_A | | |
254 | EXYNOS_CIGCTRL_SELWRITEBACK_A | | |
255 | EXYNOS_CIGCTRL_SELCAM_MIPI_A | | |
256 | EXYNOS_CIGCTRL_SELCAM_FIMC_ITU); | |
257 | break; | |
258 | } | |
259 | ||
acd8afa8 | 260 | fimc_write(ctx, cfg, EXYNOS_CIGCTRL); |
16102edb EK |
261 | } |
262 | ||
263 | static void fimc_set_polarity(struct fimc_context *ctx, | |
264 | struct exynos_drm_ipp_pol *pol) | |
265 | { | |
266 | u32 cfg; | |
267 | ||
cbc4c33d YC |
268 | DRM_DEBUG_KMS("inv_pclk[%d]inv_vsync[%d]\n", |
269 | pol->inv_pclk, pol->inv_vsync); | |
270 | DRM_DEBUG_KMS("inv_href[%d]inv_hsync[%d]\n", | |
271 | pol->inv_href, pol->inv_hsync); | |
16102edb | 272 | |
acd8afa8 | 273 | cfg = fimc_read(ctx, EXYNOS_CIGCTRL); |
16102edb EK |
274 | cfg &= ~(EXYNOS_CIGCTRL_INVPOLPCLK | EXYNOS_CIGCTRL_INVPOLVSYNC | |
275 | EXYNOS_CIGCTRL_INVPOLHREF | EXYNOS_CIGCTRL_INVPOLHSYNC); | |
276 | ||
277 | if (pol->inv_pclk) | |
278 | cfg |= EXYNOS_CIGCTRL_INVPOLPCLK; | |
279 | if (pol->inv_vsync) | |
280 | cfg |= EXYNOS_CIGCTRL_INVPOLVSYNC; | |
281 | if (pol->inv_href) | |
282 | cfg |= EXYNOS_CIGCTRL_INVPOLHREF; | |
283 | if (pol->inv_hsync) | |
284 | cfg |= EXYNOS_CIGCTRL_INVPOLHSYNC; | |
285 | ||
acd8afa8 | 286 | fimc_write(ctx, cfg, EXYNOS_CIGCTRL); |
16102edb EK |
287 | } |
288 | ||
289 | static void fimc_handle_jpeg(struct fimc_context *ctx, bool enable) | |
290 | { | |
291 | u32 cfg; | |
292 | ||
cbc4c33d | 293 | DRM_DEBUG_KMS("enable[%d]\n", enable); |
16102edb | 294 | |
acd8afa8 | 295 | cfg = fimc_read(ctx, EXYNOS_CIGCTRL); |
16102edb EK |
296 | if (enable) |
297 | cfg |= EXYNOS_CIGCTRL_CAM_JPEG; | |
298 | else | |
299 | cfg &= ~EXYNOS_CIGCTRL_CAM_JPEG; | |
300 | ||
acd8afa8 | 301 | fimc_write(ctx, cfg, EXYNOS_CIGCTRL); |
16102edb EK |
302 | } |
303 | ||
8b4609cd | 304 | static void fimc_mask_irq(struct fimc_context *ctx, bool enable) |
16102edb EK |
305 | { |
306 | u32 cfg; | |
307 | ||
8b4609cd | 308 | DRM_DEBUG_KMS("enable[%d]\n", enable); |
16102edb | 309 | |
acd8afa8 | 310 | cfg = fimc_read(ctx, EXYNOS_CIGCTRL); |
16102edb | 311 | if (enable) { |
8b4609cd AH |
312 | cfg &= ~EXYNOS_CIGCTRL_IRQ_OVFEN; |
313 | cfg |= EXYNOS_CIGCTRL_IRQ_ENABLE | EXYNOS_CIGCTRL_IRQ_LEVEL; | |
16102edb | 314 | } else |
8b4609cd | 315 | cfg &= ~EXYNOS_CIGCTRL_IRQ_ENABLE; |
acd8afa8 | 316 | fimc_write(ctx, cfg, EXYNOS_CIGCTRL); |
16102edb EK |
317 | } |
318 | ||
319 | static void fimc_clear_irq(struct fimc_context *ctx) | |
320 | { | |
acd8afa8 | 321 | fimc_set_bits(ctx, EXYNOS_CIGCTRL, EXYNOS_CIGCTRL_IRQ_CLR); |
16102edb EK |
322 | } |
323 | ||
324 | static bool fimc_check_ovf(struct fimc_context *ctx) | |
325 | { | |
326 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; | |
acd8afa8 | 327 | u32 status, flag; |
16102edb | 328 | |
acd8afa8 | 329 | status = fimc_read(ctx, EXYNOS_CISTATUS); |
16102edb EK |
330 | flag = EXYNOS_CISTATUS_OVFIY | EXYNOS_CISTATUS_OVFICB | |
331 | EXYNOS_CISTATUS_OVFICR; | |
332 | ||
cbc4c33d | 333 | DRM_DEBUG_KMS("flag[0x%x]\n", flag); |
16102edb EK |
334 | |
335 | if (status & flag) { | |
acd8afa8 AH |
336 | fimc_set_bits(ctx, EXYNOS_CIWDOFST, |
337 | EXYNOS_CIWDOFST_CLROVFIY | EXYNOS_CIWDOFST_CLROVFICB | | |
16102edb | 338 | EXYNOS_CIWDOFST_CLROVFICR); |
16102edb | 339 | |
77d84ff8 | 340 | dev_err(ippdrv->dev, "occurred overflow at %d, status 0x%x.\n", |
16102edb EK |
341 | ctx->id, status); |
342 | return true; | |
343 | } | |
344 | ||
345 | return false; | |
346 | } | |
347 | ||
348 | static bool fimc_check_frame_end(struct fimc_context *ctx) | |
349 | { | |
350 | u32 cfg; | |
351 | ||
acd8afa8 | 352 | cfg = fimc_read(ctx, EXYNOS_CISTATUS); |
16102edb | 353 | |
cbc4c33d | 354 | DRM_DEBUG_KMS("cfg[0x%x]\n", cfg); |
16102edb EK |
355 | |
356 | if (!(cfg & EXYNOS_CISTATUS_FRAMEEND)) | |
357 | return false; | |
358 | ||
359 | cfg &= ~(EXYNOS_CISTATUS_FRAMEEND); | |
acd8afa8 | 360 | fimc_write(ctx, cfg, EXYNOS_CISTATUS); |
16102edb EK |
361 | |
362 | return true; | |
363 | } | |
364 | ||
365 | static int fimc_get_buf_id(struct fimc_context *ctx) | |
366 | { | |
367 | u32 cfg; | |
368 | int frame_cnt, buf_id; | |
369 | ||
acd8afa8 | 370 | cfg = fimc_read(ctx, EXYNOS_CISTATUS2); |
16102edb EK |
371 | frame_cnt = EXYNOS_CISTATUS2_GET_FRAMECOUNT_BEFORE(cfg); |
372 | ||
373 | if (frame_cnt == 0) | |
374 | frame_cnt = EXYNOS_CISTATUS2_GET_FRAMECOUNT_PRESENT(cfg); | |
375 | ||
cbc4c33d | 376 | DRM_DEBUG_KMS("present[%d]before[%d]\n", |
16102edb EK |
377 | EXYNOS_CISTATUS2_GET_FRAMECOUNT_PRESENT(cfg), |
378 | EXYNOS_CISTATUS2_GET_FRAMECOUNT_BEFORE(cfg)); | |
379 | ||
380 | if (frame_cnt == 0) { | |
381 | DRM_ERROR("failed to get frame count.\n"); | |
382 | return -EIO; | |
383 | } | |
384 | ||
385 | buf_id = frame_cnt - 1; | |
cbc4c33d | 386 | DRM_DEBUG_KMS("buf_id[%d]\n", buf_id); |
16102edb EK |
387 | |
388 | return buf_id; | |
389 | } | |
390 | ||
391 | static void fimc_handle_lastend(struct fimc_context *ctx, bool enable) | |
392 | { | |
393 | u32 cfg; | |
394 | ||
cbc4c33d | 395 | DRM_DEBUG_KMS("enable[%d]\n", enable); |
16102edb | 396 | |
acd8afa8 | 397 | cfg = fimc_read(ctx, EXYNOS_CIOCTRL); |
16102edb EK |
398 | if (enable) |
399 | cfg |= EXYNOS_CIOCTRL_LASTENDEN; | |
400 | else | |
401 | cfg &= ~EXYNOS_CIOCTRL_LASTENDEN; | |
402 | ||
acd8afa8 | 403 | fimc_write(ctx, cfg, EXYNOS_CIOCTRL); |
16102edb EK |
404 | } |
405 | ||
406 | ||
407 | static int fimc_src_set_fmt_order(struct fimc_context *ctx, u32 fmt) | |
408 | { | |
409 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; | |
410 | u32 cfg; | |
411 | ||
cbc4c33d | 412 | DRM_DEBUG_KMS("fmt[0x%x]\n", fmt); |
16102edb EK |
413 | |
414 | /* RGB */ | |
acd8afa8 | 415 | cfg = fimc_read(ctx, EXYNOS_CISCCTRL); |
16102edb EK |
416 | cfg &= ~EXYNOS_CISCCTRL_INRGB_FMT_RGB_MASK; |
417 | ||
418 | switch (fmt) { | |
419 | case DRM_FORMAT_RGB565: | |
420 | cfg |= EXYNOS_CISCCTRL_INRGB_FMT_RGB565; | |
acd8afa8 | 421 | fimc_write(ctx, cfg, EXYNOS_CISCCTRL); |
16102edb EK |
422 | return 0; |
423 | case DRM_FORMAT_RGB888: | |
424 | case DRM_FORMAT_XRGB8888: | |
425 | cfg |= EXYNOS_CISCCTRL_INRGB_FMT_RGB888; | |
acd8afa8 | 426 | fimc_write(ctx, cfg, EXYNOS_CISCCTRL); |
16102edb EK |
427 | return 0; |
428 | default: | |
429 | /* bypass */ | |
430 | break; | |
431 | } | |
432 | ||
433 | /* YUV */ | |
acd8afa8 | 434 | cfg = fimc_read(ctx, EXYNOS_MSCTRL); |
16102edb EK |
435 | cfg &= ~(EXYNOS_MSCTRL_ORDER2P_SHIFT_MASK | |
436 | EXYNOS_MSCTRL_C_INT_IN_2PLANE | | |
437 | EXYNOS_MSCTRL_ORDER422_YCBYCR); | |
438 | ||
439 | switch (fmt) { | |
440 | case DRM_FORMAT_YUYV: | |
441 | cfg |= EXYNOS_MSCTRL_ORDER422_YCBYCR; | |
442 | break; | |
443 | case DRM_FORMAT_YVYU: | |
444 | cfg |= EXYNOS_MSCTRL_ORDER422_YCRYCB; | |
445 | break; | |
446 | case DRM_FORMAT_UYVY: | |
447 | cfg |= EXYNOS_MSCTRL_ORDER422_CBYCRY; | |
448 | break; | |
449 | case DRM_FORMAT_VYUY: | |
450 | case DRM_FORMAT_YUV444: | |
451 | cfg |= EXYNOS_MSCTRL_ORDER422_CRYCBY; | |
452 | break; | |
453 | case DRM_FORMAT_NV21: | |
454 | case DRM_FORMAT_NV61: | |
455 | cfg |= (EXYNOS_MSCTRL_ORDER2P_LSB_CRCB | | |
456 | EXYNOS_MSCTRL_C_INT_IN_2PLANE); | |
457 | break; | |
458 | case DRM_FORMAT_YUV422: | |
459 | case DRM_FORMAT_YUV420: | |
460 | case DRM_FORMAT_YVU420: | |
461 | cfg |= EXYNOS_MSCTRL_C_INT_IN_3PLANE; | |
462 | break; | |
463 | case DRM_FORMAT_NV12: | |
16102edb EK |
464 | case DRM_FORMAT_NV16: |
465 | cfg |= (EXYNOS_MSCTRL_ORDER2P_LSB_CBCR | | |
466 | EXYNOS_MSCTRL_C_INT_IN_2PLANE); | |
467 | break; | |
468 | default: | |
469 | dev_err(ippdrv->dev, "inavlid source yuv order 0x%x.\n", fmt); | |
470 | return -EINVAL; | |
471 | } | |
472 | ||
acd8afa8 | 473 | fimc_write(ctx, cfg, EXYNOS_MSCTRL); |
16102edb EK |
474 | |
475 | return 0; | |
476 | } | |
477 | ||
478 | static int fimc_src_set_fmt(struct device *dev, u32 fmt) | |
479 | { | |
480 | struct fimc_context *ctx = get_fimc_context(dev); | |
481 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; | |
482 | u32 cfg; | |
483 | ||
cbc4c33d | 484 | DRM_DEBUG_KMS("fmt[0x%x]\n", fmt); |
16102edb | 485 | |
acd8afa8 | 486 | cfg = fimc_read(ctx, EXYNOS_MSCTRL); |
16102edb EK |
487 | cfg &= ~EXYNOS_MSCTRL_INFORMAT_RGB; |
488 | ||
489 | switch (fmt) { | |
490 | case DRM_FORMAT_RGB565: | |
491 | case DRM_FORMAT_RGB888: | |
492 | case DRM_FORMAT_XRGB8888: | |
493 | cfg |= EXYNOS_MSCTRL_INFORMAT_RGB; | |
494 | break; | |
495 | case DRM_FORMAT_YUV444: | |
496 | cfg |= EXYNOS_MSCTRL_INFORMAT_YCBCR420; | |
497 | break; | |
498 | case DRM_FORMAT_YUYV: | |
499 | case DRM_FORMAT_YVYU: | |
500 | case DRM_FORMAT_UYVY: | |
501 | case DRM_FORMAT_VYUY: | |
502 | cfg |= EXYNOS_MSCTRL_INFORMAT_YCBCR422_1PLANE; | |
503 | break; | |
504 | case DRM_FORMAT_NV16: | |
505 | case DRM_FORMAT_NV61: | |
506 | case DRM_FORMAT_YUV422: | |
507 | cfg |= EXYNOS_MSCTRL_INFORMAT_YCBCR422; | |
508 | break; | |
509 | case DRM_FORMAT_YUV420: | |
510 | case DRM_FORMAT_YVU420: | |
511 | case DRM_FORMAT_NV12: | |
512 | case DRM_FORMAT_NV21: | |
16102edb EK |
513 | cfg |= EXYNOS_MSCTRL_INFORMAT_YCBCR420; |
514 | break; | |
515 | default: | |
516 | dev_err(ippdrv->dev, "inavlid source format 0x%x.\n", fmt); | |
517 | return -EINVAL; | |
518 | } | |
519 | ||
acd8afa8 | 520 | fimc_write(ctx, cfg, EXYNOS_MSCTRL); |
16102edb | 521 | |
acd8afa8 | 522 | cfg = fimc_read(ctx, EXYNOS_CIDMAPARAM); |
16102edb EK |
523 | cfg &= ~EXYNOS_CIDMAPARAM_R_MODE_MASK; |
524 | ||
083500ba | 525 | cfg |= EXYNOS_CIDMAPARAM_R_MODE_LINEAR; |
16102edb | 526 | |
acd8afa8 | 527 | fimc_write(ctx, cfg, EXYNOS_CIDMAPARAM); |
16102edb EK |
528 | |
529 | return fimc_src_set_fmt_order(ctx, fmt); | |
530 | } | |
531 | ||
532 | static int fimc_src_set_transf(struct device *dev, | |
533 | enum drm_exynos_degree degree, | |
534 | enum drm_exynos_flip flip, bool *swap) | |
535 | { | |
536 | struct fimc_context *ctx = get_fimc_context(dev); | |
537 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; | |
538 | u32 cfg1, cfg2; | |
539 | ||
cbc4c33d | 540 | DRM_DEBUG_KMS("degree[%d]flip[0x%x]\n", degree, flip); |
16102edb | 541 | |
acd8afa8 | 542 | cfg1 = fimc_read(ctx, EXYNOS_MSCTRL); |
16102edb EK |
543 | cfg1 &= ~(EXYNOS_MSCTRL_FLIP_X_MIRROR | |
544 | EXYNOS_MSCTRL_FLIP_Y_MIRROR); | |
545 | ||
acd8afa8 | 546 | cfg2 = fimc_read(ctx, EXYNOS_CITRGFMT); |
16102edb EK |
547 | cfg2 &= ~EXYNOS_CITRGFMT_INROT90_CLOCKWISE; |
548 | ||
549 | switch (degree) { | |
550 | case EXYNOS_DRM_DEGREE_0: | |
551 | if (flip & EXYNOS_DRM_FLIP_VERTICAL) | |
552 | cfg1 |= EXYNOS_MSCTRL_FLIP_X_MIRROR; | |
553 | if (flip & EXYNOS_DRM_FLIP_HORIZONTAL) | |
554 | cfg1 |= EXYNOS_MSCTRL_FLIP_Y_MIRROR; | |
555 | break; | |
556 | case EXYNOS_DRM_DEGREE_90: | |
557 | cfg2 |= EXYNOS_CITRGFMT_INROT90_CLOCKWISE; | |
558 | if (flip & EXYNOS_DRM_FLIP_VERTICAL) | |
559 | cfg1 |= EXYNOS_MSCTRL_FLIP_X_MIRROR; | |
560 | if (flip & EXYNOS_DRM_FLIP_HORIZONTAL) | |
561 | cfg1 |= EXYNOS_MSCTRL_FLIP_Y_MIRROR; | |
562 | break; | |
563 | case EXYNOS_DRM_DEGREE_180: | |
564 | cfg1 |= (EXYNOS_MSCTRL_FLIP_X_MIRROR | | |
565 | EXYNOS_MSCTRL_FLIP_Y_MIRROR); | |
566 | if (flip & EXYNOS_DRM_FLIP_VERTICAL) | |
567 | cfg1 &= ~EXYNOS_MSCTRL_FLIP_X_MIRROR; | |
568 | if (flip & EXYNOS_DRM_FLIP_HORIZONTAL) | |
569 | cfg1 &= ~EXYNOS_MSCTRL_FLIP_Y_MIRROR; | |
570 | break; | |
571 | case EXYNOS_DRM_DEGREE_270: | |
572 | cfg1 |= (EXYNOS_MSCTRL_FLIP_X_MIRROR | | |
573 | EXYNOS_MSCTRL_FLIP_Y_MIRROR); | |
574 | cfg2 |= EXYNOS_CITRGFMT_INROT90_CLOCKWISE; | |
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 | default: | |
581 | dev_err(ippdrv->dev, "inavlid degree value %d.\n", degree); | |
582 | return -EINVAL; | |
583 | } | |
584 | ||
acd8afa8 AH |
585 | fimc_write(ctx, cfg1, EXYNOS_MSCTRL); |
586 | fimc_write(ctx, cfg2, EXYNOS_CITRGFMT); | |
16102edb EK |
587 | *swap = (cfg2 & EXYNOS_CITRGFMT_INROT90_CLOCKWISE) ? 1 : 0; |
588 | ||
589 | return 0; | |
590 | } | |
591 | ||
592 | static int fimc_set_window(struct fimc_context *ctx, | |
593 | struct drm_exynos_pos *pos, struct drm_exynos_sz *sz) | |
594 | { | |
595 | u32 cfg, h1, h2, v1, v2; | |
596 | ||
597 | /* cropped image */ | |
598 | h1 = pos->x; | |
599 | h2 = sz->hsize - pos->w - pos->x; | |
600 | v1 = pos->y; | |
601 | v2 = sz->vsize - pos->h - pos->y; | |
602 | ||
cbc4c33d YC |
603 | DRM_DEBUG_KMS("x[%d]y[%d]w[%d]h[%d]hsize[%d]vsize[%d]\n", |
604 | pos->x, pos->y, pos->w, pos->h, sz->hsize, sz->vsize); | |
605 | DRM_DEBUG_KMS("h1[%d]h2[%d]v1[%d]v2[%d]\n", h1, h2, v1, v2); | |
16102edb EK |
606 | |
607 | /* | |
608 | * set window offset 1, 2 size | |
609 | * check figure 43-21 in user manual | |
610 | */ | |
acd8afa8 | 611 | cfg = fimc_read(ctx, EXYNOS_CIWDOFST); |
16102edb EK |
612 | cfg &= ~(EXYNOS_CIWDOFST_WINHOROFST_MASK | |
613 | EXYNOS_CIWDOFST_WINVEROFST_MASK); | |
614 | cfg |= (EXYNOS_CIWDOFST_WINHOROFST(h1) | | |
615 | EXYNOS_CIWDOFST_WINVEROFST(v1)); | |
616 | cfg |= EXYNOS_CIWDOFST_WINOFSEN; | |
acd8afa8 | 617 | fimc_write(ctx, cfg, EXYNOS_CIWDOFST); |
16102edb EK |
618 | |
619 | cfg = (EXYNOS_CIWDOFST2_WINHOROFST2(h2) | | |
620 | EXYNOS_CIWDOFST2_WINVEROFST2(v2)); | |
acd8afa8 | 621 | fimc_write(ctx, cfg, EXYNOS_CIWDOFST2); |
16102edb EK |
622 | |
623 | return 0; | |
624 | } | |
625 | ||
626 | static int fimc_src_set_size(struct device *dev, int swap, | |
627 | struct drm_exynos_pos *pos, struct drm_exynos_sz *sz) | |
628 | { | |
629 | struct fimc_context *ctx = get_fimc_context(dev); | |
630 | struct drm_exynos_pos img_pos = *pos; | |
631 | struct drm_exynos_sz img_sz = *sz; | |
632 | u32 cfg; | |
633 | ||
cbc4c33d YC |
634 | DRM_DEBUG_KMS("swap[%d]hsize[%d]vsize[%d]\n", |
635 | swap, sz->hsize, sz->vsize); | |
16102edb EK |
636 | |
637 | /* original size */ | |
638 | cfg = (EXYNOS_ORGISIZE_HORIZONTAL(img_sz.hsize) | | |
639 | EXYNOS_ORGISIZE_VERTICAL(img_sz.vsize)); | |
640 | ||
acd8afa8 | 641 | fimc_write(ctx, cfg, EXYNOS_ORGISIZE); |
16102edb | 642 | |
cbc4c33d | 643 | DRM_DEBUG_KMS("x[%d]y[%d]w[%d]h[%d]\n", pos->x, pos->y, pos->w, pos->h); |
16102edb EK |
644 | |
645 | if (swap) { | |
646 | img_pos.w = pos->h; | |
647 | img_pos.h = pos->w; | |
648 | img_sz.hsize = sz->vsize; | |
649 | img_sz.vsize = sz->hsize; | |
650 | } | |
651 | ||
652 | /* set input DMA image size */ | |
acd8afa8 | 653 | cfg = fimc_read(ctx, EXYNOS_CIREAL_ISIZE); |
16102edb EK |
654 | cfg &= ~(EXYNOS_CIREAL_ISIZE_HEIGHT_MASK | |
655 | EXYNOS_CIREAL_ISIZE_WIDTH_MASK); | |
656 | cfg |= (EXYNOS_CIREAL_ISIZE_WIDTH(img_pos.w) | | |
657 | EXYNOS_CIREAL_ISIZE_HEIGHT(img_pos.h)); | |
acd8afa8 | 658 | fimc_write(ctx, cfg, EXYNOS_CIREAL_ISIZE); |
16102edb EK |
659 | |
660 | /* | |
661 | * set input FIFO image size | |
662 | * for now, we support only ITU601 8 bit mode | |
663 | */ | |
664 | cfg = (EXYNOS_CISRCFMT_ITU601_8BIT | | |
665 | EXYNOS_CISRCFMT_SOURCEHSIZE(img_sz.hsize) | | |
666 | EXYNOS_CISRCFMT_SOURCEVSIZE(img_sz.vsize)); | |
acd8afa8 | 667 | fimc_write(ctx, cfg, EXYNOS_CISRCFMT); |
16102edb EK |
668 | |
669 | /* offset Y(RGB), Cb, Cr */ | |
670 | cfg = (EXYNOS_CIIYOFF_HORIZONTAL(img_pos.x) | | |
671 | EXYNOS_CIIYOFF_VERTICAL(img_pos.y)); | |
acd8afa8 | 672 | fimc_write(ctx, cfg, EXYNOS_CIIYOFF); |
16102edb EK |
673 | cfg = (EXYNOS_CIICBOFF_HORIZONTAL(img_pos.x) | |
674 | EXYNOS_CIICBOFF_VERTICAL(img_pos.y)); | |
acd8afa8 | 675 | fimc_write(ctx, cfg, EXYNOS_CIICBOFF); |
16102edb EK |
676 | cfg = (EXYNOS_CIICROFF_HORIZONTAL(img_pos.x) | |
677 | EXYNOS_CIICROFF_VERTICAL(img_pos.y)); | |
acd8afa8 | 678 | fimc_write(ctx, cfg, EXYNOS_CIICROFF); |
16102edb EK |
679 | |
680 | return fimc_set_window(ctx, &img_pos, &img_sz); | |
681 | } | |
682 | ||
683 | static int fimc_src_set_addr(struct device *dev, | |
684 | struct drm_exynos_ipp_buf_info *buf_info, u32 buf_id, | |
685 | enum drm_exynos_ipp_buf_type buf_type) | |
686 | { | |
687 | struct fimc_context *ctx = get_fimc_context(dev); | |
688 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; | |
7259c3d6 | 689 | struct drm_exynos_ipp_cmd_node *c_node = ippdrv->c_node; |
16102edb EK |
690 | struct drm_exynos_ipp_property *property; |
691 | struct drm_exynos_ipp_config *config; | |
692 | ||
693 | if (!c_node) { | |
694 | DRM_ERROR("failed to get c_node.\n"); | |
695 | return -EINVAL; | |
696 | } | |
697 | ||
698 | property = &c_node->property; | |
16102edb | 699 | |
cbc4c33d | 700 | DRM_DEBUG_KMS("prop_id[%d]buf_id[%d]buf_type[%d]\n", |
16102edb EK |
701 | property->prop_id, buf_id, buf_type); |
702 | ||
703 | if (buf_id > FIMC_MAX_SRC) { | |
704 | dev_info(ippdrv->dev, "inavlid buf_id %d.\n", buf_id); | |
705 | return -ENOMEM; | |
706 | } | |
707 | ||
708 | /* address register set */ | |
709 | switch (buf_type) { | |
710 | case IPP_BUF_ENQUEUE: | |
711 | config = &property->config[EXYNOS_DRM_OPS_SRC]; | |
acd8afa8 | 712 | fimc_write(ctx, buf_info->base[EXYNOS_DRM_PLANAR_Y], |
20ed715e | 713 | EXYNOS_CIIYSA0); |
16102edb EK |
714 | |
715 | if (config->fmt == DRM_FORMAT_YVU420) { | |
acd8afa8 | 716 | fimc_write(ctx, buf_info->base[EXYNOS_DRM_PLANAR_CR], |
20ed715e | 717 | EXYNOS_CIICBSA0); |
acd8afa8 | 718 | fimc_write(ctx, buf_info->base[EXYNOS_DRM_PLANAR_CB], |
20ed715e | 719 | EXYNOS_CIICRSA0); |
16102edb | 720 | } else { |
acd8afa8 | 721 | fimc_write(ctx, buf_info->base[EXYNOS_DRM_PLANAR_CB], |
20ed715e | 722 | EXYNOS_CIICBSA0); |
acd8afa8 | 723 | fimc_write(ctx, buf_info->base[EXYNOS_DRM_PLANAR_CR], |
20ed715e | 724 | EXYNOS_CIICRSA0); |
16102edb EK |
725 | } |
726 | break; | |
727 | case IPP_BUF_DEQUEUE: | |
20ed715e AH |
728 | fimc_write(ctx, 0x0, EXYNOS_CIIYSA0); |
729 | fimc_write(ctx, 0x0, EXYNOS_CIICBSA0); | |
730 | fimc_write(ctx, 0x0, EXYNOS_CIICRSA0); | |
16102edb EK |
731 | break; |
732 | default: | |
733 | /* bypass */ | |
734 | break; | |
735 | } | |
736 | ||
737 | return 0; | |
738 | } | |
739 | ||
740 | static struct exynos_drm_ipp_ops fimc_src_ops = { | |
741 | .set_fmt = fimc_src_set_fmt, | |
742 | .set_transf = fimc_src_set_transf, | |
743 | .set_size = fimc_src_set_size, | |
744 | .set_addr = fimc_src_set_addr, | |
745 | }; | |
746 | ||
747 | static int fimc_dst_set_fmt_order(struct fimc_context *ctx, u32 fmt) | |
748 | { | |
749 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; | |
750 | u32 cfg; | |
751 | ||
cbc4c33d | 752 | DRM_DEBUG_KMS("fmt[0x%x]\n", fmt); |
16102edb EK |
753 | |
754 | /* RGB */ | |
acd8afa8 | 755 | cfg = fimc_read(ctx, EXYNOS_CISCCTRL); |
16102edb EK |
756 | cfg &= ~EXYNOS_CISCCTRL_OUTRGB_FMT_RGB_MASK; |
757 | ||
758 | switch (fmt) { | |
759 | case DRM_FORMAT_RGB565: | |
760 | cfg |= EXYNOS_CISCCTRL_OUTRGB_FMT_RGB565; | |
acd8afa8 | 761 | fimc_write(ctx, cfg, EXYNOS_CISCCTRL); |
16102edb EK |
762 | return 0; |
763 | case DRM_FORMAT_RGB888: | |
764 | cfg |= EXYNOS_CISCCTRL_OUTRGB_FMT_RGB888; | |
acd8afa8 | 765 | fimc_write(ctx, cfg, EXYNOS_CISCCTRL); |
16102edb EK |
766 | return 0; |
767 | case DRM_FORMAT_XRGB8888: | |
768 | cfg |= (EXYNOS_CISCCTRL_OUTRGB_FMT_RGB888 | | |
769 | EXYNOS_CISCCTRL_EXTRGB_EXTENSION); | |
acd8afa8 | 770 | fimc_write(ctx, cfg, EXYNOS_CISCCTRL); |
16102edb EK |
771 | break; |
772 | default: | |
773 | /* bypass */ | |
774 | break; | |
775 | } | |
776 | ||
777 | /* YUV */ | |
acd8afa8 | 778 | cfg = fimc_read(ctx, EXYNOS_CIOCTRL); |
16102edb EK |
779 | cfg &= ~(EXYNOS_CIOCTRL_ORDER2P_MASK | |
780 | EXYNOS_CIOCTRL_ORDER422_MASK | | |
781 | EXYNOS_CIOCTRL_YCBCR_PLANE_MASK); | |
782 | ||
783 | switch (fmt) { | |
784 | case DRM_FORMAT_XRGB8888: | |
785 | cfg |= EXYNOS_CIOCTRL_ALPHA_OUT; | |
786 | break; | |
787 | case DRM_FORMAT_YUYV: | |
788 | cfg |= EXYNOS_CIOCTRL_ORDER422_YCBYCR; | |
789 | break; | |
790 | case DRM_FORMAT_YVYU: | |
791 | cfg |= EXYNOS_CIOCTRL_ORDER422_YCRYCB; | |
792 | break; | |
793 | case DRM_FORMAT_UYVY: | |
794 | cfg |= EXYNOS_CIOCTRL_ORDER422_CBYCRY; | |
795 | break; | |
796 | case DRM_FORMAT_VYUY: | |
797 | cfg |= EXYNOS_CIOCTRL_ORDER422_CRYCBY; | |
798 | break; | |
799 | case DRM_FORMAT_NV21: | |
800 | case DRM_FORMAT_NV61: | |
801 | cfg |= EXYNOS_CIOCTRL_ORDER2P_LSB_CRCB; | |
802 | cfg |= EXYNOS_CIOCTRL_YCBCR_2PLANE; | |
803 | break; | |
804 | case DRM_FORMAT_YUV422: | |
805 | case DRM_FORMAT_YUV420: | |
806 | case DRM_FORMAT_YVU420: | |
807 | cfg |= EXYNOS_CIOCTRL_YCBCR_3PLANE; | |
808 | break; | |
809 | case DRM_FORMAT_NV12: | |
16102edb EK |
810 | case DRM_FORMAT_NV16: |
811 | cfg |= EXYNOS_CIOCTRL_ORDER2P_LSB_CBCR; | |
812 | cfg |= EXYNOS_CIOCTRL_YCBCR_2PLANE; | |
813 | break; | |
814 | default: | |
815 | dev_err(ippdrv->dev, "inavlid target yuv order 0x%x.\n", fmt); | |
816 | return -EINVAL; | |
817 | } | |
818 | ||
acd8afa8 | 819 | fimc_write(ctx, cfg, EXYNOS_CIOCTRL); |
16102edb EK |
820 | |
821 | return 0; | |
822 | } | |
823 | ||
824 | static int fimc_dst_set_fmt(struct device *dev, u32 fmt) | |
825 | { | |
826 | struct fimc_context *ctx = get_fimc_context(dev); | |
827 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; | |
828 | u32 cfg; | |
829 | ||
cbc4c33d | 830 | DRM_DEBUG_KMS("fmt[0x%x]\n", fmt); |
16102edb | 831 | |
acd8afa8 | 832 | cfg = fimc_read(ctx, EXYNOS_CIEXTEN); |
16102edb EK |
833 | |
834 | if (fmt == DRM_FORMAT_AYUV) { | |
835 | cfg |= EXYNOS_CIEXTEN_YUV444_OUT; | |
acd8afa8 | 836 | fimc_write(ctx, cfg, EXYNOS_CIEXTEN); |
16102edb EK |
837 | } else { |
838 | cfg &= ~EXYNOS_CIEXTEN_YUV444_OUT; | |
acd8afa8 | 839 | fimc_write(ctx, cfg, EXYNOS_CIEXTEN); |
16102edb | 840 | |
acd8afa8 | 841 | cfg = fimc_read(ctx, EXYNOS_CITRGFMT); |
16102edb EK |
842 | cfg &= ~EXYNOS_CITRGFMT_OUTFORMAT_MASK; |
843 | ||
844 | switch (fmt) { | |
845 | case DRM_FORMAT_RGB565: | |
846 | case DRM_FORMAT_RGB888: | |
847 | case DRM_FORMAT_XRGB8888: | |
848 | cfg |= EXYNOS_CITRGFMT_OUTFORMAT_RGB; | |
849 | break; | |
850 | case DRM_FORMAT_YUYV: | |
851 | case DRM_FORMAT_YVYU: | |
852 | case DRM_FORMAT_UYVY: | |
853 | case DRM_FORMAT_VYUY: | |
854 | cfg |= EXYNOS_CITRGFMT_OUTFORMAT_YCBCR422_1PLANE; | |
855 | break; | |
856 | case DRM_FORMAT_NV16: | |
857 | case DRM_FORMAT_NV61: | |
858 | case DRM_FORMAT_YUV422: | |
859 | cfg |= EXYNOS_CITRGFMT_OUTFORMAT_YCBCR422; | |
860 | break; | |
861 | case DRM_FORMAT_YUV420: | |
862 | case DRM_FORMAT_YVU420: | |
863 | case DRM_FORMAT_NV12: | |
16102edb EK |
864 | case DRM_FORMAT_NV21: |
865 | cfg |= EXYNOS_CITRGFMT_OUTFORMAT_YCBCR420; | |
866 | break; | |
867 | default: | |
868 | dev_err(ippdrv->dev, "inavlid target format 0x%x.\n", | |
869 | fmt); | |
870 | return -EINVAL; | |
871 | } | |
872 | ||
acd8afa8 | 873 | fimc_write(ctx, cfg, EXYNOS_CITRGFMT); |
16102edb EK |
874 | } |
875 | ||
acd8afa8 | 876 | cfg = fimc_read(ctx, EXYNOS_CIDMAPARAM); |
16102edb EK |
877 | cfg &= ~EXYNOS_CIDMAPARAM_W_MODE_MASK; |
878 | ||
083500ba | 879 | cfg |= EXYNOS_CIDMAPARAM_W_MODE_LINEAR; |
16102edb | 880 | |
acd8afa8 | 881 | fimc_write(ctx, cfg, EXYNOS_CIDMAPARAM); |
16102edb EK |
882 | |
883 | return fimc_dst_set_fmt_order(ctx, fmt); | |
884 | } | |
885 | ||
886 | static int fimc_dst_set_transf(struct device *dev, | |
887 | enum drm_exynos_degree degree, | |
888 | enum drm_exynos_flip flip, bool *swap) | |
889 | { | |
890 | struct fimc_context *ctx = get_fimc_context(dev); | |
891 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; | |
892 | u32 cfg; | |
893 | ||
cbc4c33d | 894 | DRM_DEBUG_KMS("degree[%d]flip[0x%x]\n", degree, flip); |
16102edb | 895 | |
acd8afa8 | 896 | cfg = fimc_read(ctx, EXYNOS_CITRGFMT); |
16102edb EK |
897 | cfg &= ~EXYNOS_CITRGFMT_FLIP_MASK; |
898 | cfg &= ~EXYNOS_CITRGFMT_OUTROT90_CLOCKWISE; | |
899 | ||
900 | switch (degree) { | |
901 | case EXYNOS_DRM_DEGREE_0: | |
902 | if (flip & EXYNOS_DRM_FLIP_VERTICAL) | |
903 | cfg |= EXYNOS_CITRGFMT_FLIP_X_MIRROR; | |
904 | if (flip & EXYNOS_DRM_FLIP_HORIZONTAL) | |
905 | cfg |= EXYNOS_CITRGFMT_FLIP_Y_MIRROR; | |
906 | break; | |
907 | case EXYNOS_DRM_DEGREE_90: | |
908 | cfg |= EXYNOS_CITRGFMT_OUTROT90_CLOCKWISE; | |
909 | if (flip & EXYNOS_DRM_FLIP_VERTICAL) | |
910 | cfg |= EXYNOS_CITRGFMT_FLIP_X_MIRROR; | |
911 | if (flip & EXYNOS_DRM_FLIP_HORIZONTAL) | |
912 | cfg |= EXYNOS_CITRGFMT_FLIP_Y_MIRROR; | |
913 | break; | |
914 | case EXYNOS_DRM_DEGREE_180: | |
915 | cfg |= (EXYNOS_CITRGFMT_FLIP_X_MIRROR | | |
916 | EXYNOS_CITRGFMT_FLIP_Y_MIRROR); | |
917 | if (flip & EXYNOS_DRM_FLIP_VERTICAL) | |
918 | cfg &= ~EXYNOS_CITRGFMT_FLIP_X_MIRROR; | |
919 | if (flip & EXYNOS_DRM_FLIP_HORIZONTAL) | |
920 | cfg &= ~EXYNOS_CITRGFMT_FLIP_Y_MIRROR; | |
921 | break; | |
922 | case EXYNOS_DRM_DEGREE_270: | |
923 | cfg |= (EXYNOS_CITRGFMT_OUTROT90_CLOCKWISE | | |
924 | EXYNOS_CITRGFMT_FLIP_X_MIRROR | | |
925 | EXYNOS_CITRGFMT_FLIP_Y_MIRROR); | |
926 | if (flip & EXYNOS_DRM_FLIP_VERTICAL) | |
927 | cfg &= ~EXYNOS_CITRGFMT_FLIP_X_MIRROR; | |
928 | if (flip & EXYNOS_DRM_FLIP_HORIZONTAL) | |
929 | cfg &= ~EXYNOS_CITRGFMT_FLIP_Y_MIRROR; | |
930 | break; | |
931 | default: | |
932 | dev_err(ippdrv->dev, "inavlid degree value %d.\n", degree); | |
933 | return -EINVAL; | |
934 | } | |
935 | ||
acd8afa8 | 936 | fimc_write(ctx, cfg, EXYNOS_CITRGFMT); |
16102edb EK |
937 | *swap = (cfg & EXYNOS_CITRGFMT_OUTROT90_CLOCKWISE) ? 1 : 0; |
938 | ||
939 | return 0; | |
940 | } | |
941 | ||
16102edb EK |
942 | static int fimc_set_prescaler(struct fimc_context *ctx, struct fimc_scaler *sc, |
943 | struct drm_exynos_pos *src, struct drm_exynos_pos *dst) | |
944 | { | |
945 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; | |
946 | u32 cfg, cfg_ext, shfactor; | |
947 | u32 pre_dst_width, pre_dst_height; | |
be6cdfd1 | 948 | u32 hfactor, vfactor; |
16102edb EK |
949 | int ret = 0; |
950 | u32 src_w, src_h, dst_w, dst_h; | |
951 | ||
acd8afa8 | 952 | cfg_ext = fimc_read(ctx, EXYNOS_CITRGFMT); |
16102edb EK |
953 | if (cfg_ext & EXYNOS_CITRGFMT_INROT90_CLOCKWISE) { |
954 | src_w = src->h; | |
955 | src_h = src->w; | |
956 | } else { | |
957 | src_w = src->w; | |
958 | src_h = src->h; | |
959 | } | |
960 | ||
961 | if (cfg_ext & EXYNOS_CITRGFMT_OUTROT90_CLOCKWISE) { | |
962 | dst_w = dst->h; | |
963 | dst_h = dst->w; | |
964 | } else { | |
965 | dst_w = dst->w; | |
966 | dst_h = dst->h; | |
967 | } | |
968 | ||
be6cdfd1 AH |
969 | /* fimc_ippdrv_check_property assures that dividers are not null */ |
970 | hfactor = fls(src_w / dst_w / 2); | |
971 | if (hfactor > FIMC_SHFACTOR / 2) { | |
16102edb | 972 | dev_err(ippdrv->dev, "failed to get ratio horizontal.\n"); |
be6cdfd1 | 973 | return -EINVAL; |
16102edb EK |
974 | } |
975 | ||
be6cdfd1 AH |
976 | vfactor = fls(src_h / dst_h / 2); |
977 | if (vfactor > FIMC_SHFACTOR / 2) { | |
16102edb | 978 | dev_err(ippdrv->dev, "failed to get ratio vertical.\n"); |
be6cdfd1 | 979 | return -EINVAL; |
16102edb EK |
980 | } |
981 | ||
be6cdfd1 AH |
982 | pre_dst_width = src_w >> hfactor; |
983 | pre_dst_height = src_h >> vfactor; | |
cbc4c33d | 984 | DRM_DEBUG_KMS("pre_dst_width[%d]pre_dst_height[%d]\n", |
16102edb | 985 | pre_dst_width, pre_dst_height); |
be6cdfd1 | 986 | DRM_DEBUG_KMS("hfactor[%d]vfactor[%d]\n", hfactor, vfactor); |
16102edb EK |
987 | |
988 | sc->hratio = (src_w << 14) / (dst_w << hfactor); | |
989 | sc->vratio = (src_h << 14) / (dst_h << vfactor); | |
990 | sc->up_h = (dst_w >= src_w) ? true : false; | |
991 | sc->up_v = (dst_h >= src_h) ? true : false; | |
cbc4c33d YC |
992 | DRM_DEBUG_KMS("hratio[%d]vratio[%d]up_h[%d]up_v[%d]\n", |
993 | sc->hratio, sc->vratio, sc->up_h, sc->up_v); | |
16102edb EK |
994 | |
995 | shfactor = FIMC_SHFACTOR - (hfactor + vfactor); | |
cbc4c33d | 996 | DRM_DEBUG_KMS("shfactor[%d]\n", shfactor); |
16102edb EK |
997 | |
998 | cfg = (EXYNOS_CISCPRERATIO_SHFACTOR(shfactor) | | |
be6cdfd1 AH |
999 | EXYNOS_CISCPRERATIO_PREHORRATIO(1 << hfactor) | |
1000 | EXYNOS_CISCPRERATIO_PREVERRATIO(1 << vfactor)); | |
acd8afa8 | 1001 | fimc_write(ctx, cfg, EXYNOS_CISCPRERATIO); |
16102edb EK |
1002 | |
1003 | cfg = (EXYNOS_CISCPREDST_PREDSTWIDTH(pre_dst_width) | | |
1004 | EXYNOS_CISCPREDST_PREDSTHEIGHT(pre_dst_height)); | |
acd8afa8 | 1005 | fimc_write(ctx, cfg, EXYNOS_CISCPREDST); |
16102edb EK |
1006 | |
1007 | return ret; | |
1008 | } | |
1009 | ||
1010 | static void fimc_set_scaler(struct fimc_context *ctx, struct fimc_scaler *sc) | |
1011 | { | |
1012 | u32 cfg, cfg_ext; | |
1013 | ||
cbc4c33d YC |
1014 | DRM_DEBUG_KMS("range[%d]bypass[%d]up_h[%d]up_v[%d]\n", |
1015 | sc->range, sc->bypass, sc->up_h, sc->up_v); | |
1016 | DRM_DEBUG_KMS("hratio[%d]vratio[%d]\n", | |
1017 | sc->hratio, sc->vratio); | |
16102edb | 1018 | |
acd8afa8 | 1019 | cfg = fimc_read(ctx, EXYNOS_CISCCTRL); |
16102edb EK |
1020 | cfg &= ~(EXYNOS_CISCCTRL_SCALERBYPASS | |
1021 | EXYNOS_CISCCTRL_SCALEUP_H | EXYNOS_CISCCTRL_SCALEUP_V | | |
1022 | EXYNOS_CISCCTRL_MAIN_V_RATIO_MASK | | |
1023 | EXYNOS_CISCCTRL_MAIN_H_RATIO_MASK | | |
1024 | EXYNOS_CISCCTRL_CSCR2Y_WIDE | | |
1025 | EXYNOS_CISCCTRL_CSCY2R_WIDE); | |
1026 | ||
1027 | if (sc->range) | |
1028 | cfg |= (EXYNOS_CISCCTRL_CSCR2Y_WIDE | | |
1029 | EXYNOS_CISCCTRL_CSCY2R_WIDE); | |
1030 | if (sc->bypass) | |
1031 | cfg |= EXYNOS_CISCCTRL_SCALERBYPASS; | |
1032 | if (sc->up_h) | |
1033 | cfg |= EXYNOS_CISCCTRL_SCALEUP_H; | |
1034 | if (sc->up_v) | |
1035 | cfg |= EXYNOS_CISCCTRL_SCALEUP_V; | |
1036 | ||
1037 | cfg |= (EXYNOS_CISCCTRL_MAINHORRATIO((sc->hratio >> 6)) | | |
1038 | EXYNOS_CISCCTRL_MAINVERRATIO((sc->vratio >> 6))); | |
acd8afa8 | 1039 | fimc_write(ctx, cfg, EXYNOS_CISCCTRL); |
16102edb | 1040 | |
acd8afa8 | 1041 | cfg_ext = fimc_read(ctx, EXYNOS_CIEXTEN); |
16102edb EK |
1042 | cfg_ext &= ~EXYNOS_CIEXTEN_MAINHORRATIO_EXT_MASK; |
1043 | cfg_ext &= ~EXYNOS_CIEXTEN_MAINVERRATIO_EXT_MASK; | |
1044 | cfg_ext |= (EXYNOS_CIEXTEN_MAINHORRATIO_EXT(sc->hratio) | | |
1045 | EXYNOS_CIEXTEN_MAINVERRATIO_EXT(sc->vratio)); | |
acd8afa8 | 1046 | fimc_write(ctx, cfg_ext, EXYNOS_CIEXTEN); |
16102edb EK |
1047 | } |
1048 | ||
1049 | static int fimc_dst_set_size(struct device *dev, int swap, | |
1050 | struct drm_exynos_pos *pos, struct drm_exynos_sz *sz) | |
1051 | { | |
1052 | struct fimc_context *ctx = get_fimc_context(dev); | |
1053 | struct drm_exynos_pos img_pos = *pos; | |
1054 | struct drm_exynos_sz img_sz = *sz; | |
1055 | u32 cfg; | |
1056 | ||
cbc4c33d YC |
1057 | DRM_DEBUG_KMS("swap[%d]hsize[%d]vsize[%d]\n", |
1058 | swap, sz->hsize, sz->vsize); | |
16102edb EK |
1059 | |
1060 | /* original size */ | |
1061 | cfg = (EXYNOS_ORGOSIZE_HORIZONTAL(img_sz.hsize) | | |
1062 | EXYNOS_ORGOSIZE_VERTICAL(img_sz.vsize)); | |
1063 | ||
acd8afa8 | 1064 | fimc_write(ctx, cfg, EXYNOS_ORGOSIZE); |
16102edb | 1065 | |
cbc4c33d | 1066 | DRM_DEBUG_KMS("x[%d]y[%d]w[%d]h[%d]\n", pos->x, pos->y, pos->w, pos->h); |
16102edb EK |
1067 | |
1068 | /* CSC ITU */ | |
acd8afa8 | 1069 | cfg = fimc_read(ctx, EXYNOS_CIGCTRL); |
16102edb EK |
1070 | cfg &= ~EXYNOS_CIGCTRL_CSC_MASK; |
1071 | ||
1072 | if (sz->hsize >= FIMC_WIDTH_ITU_709) | |
1073 | cfg |= EXYNOS_CIGCTRL_CSC_ITU709; | |
1074 | else | |
1075 | cfg |= EXYNOS_CIGCTRL_CSC_ITU601; | |
1076 | ||
acd8afa8 | 1077 | fimc_write(ctx, cfg, EXYNOS_CIGCTRL); |
16102edb EK |
1078 | |
1079 | if (swap) { | |
1080 | img_pos.w = pos->h; | |
1081 | img_pos.h = pos->w; | |
1082 | img_sz.hsize = sz->vsize; | |
1083 | img_sz.vsize = sz->hsize; | |
1084 | } | |
1085 | ||
1086 | /* target image size */ | |
acd8afa8 | 1087 | cfg = fimc_read(ctx, EXYNOS_CITRGFMT); |
16102edb EK |
1088 | cfg &= ~(EXYNOS_CITRGFMT_TARGETH_MASK | |
1089 | EXYNOS_CITRGFMT_TARGETV_MASK); | |
1090 | cfg |= (EXYNOS_CITRGFMT_TARGETHSIZE(img_pos.w) | | |
1091 | EXYNOS_CITRGFMT_TARGETVSIZE(img_pos.h)); | |
acd8afa8 | 1092 | fimc_write(ctx, cfg, EXYNOS_CITRGFMT); |
16102edb EK |
1093 | |
1094 | /* target area */ | |
1095 | cfg = EXYNOS_CITAREA_TARGET_AREA(img_pos.w * img_pos.h); | |
acd8afa8 | 1096 | fimc_write(ctx, cfg, EXYNOS_CITAREA); |
16102edb EK |
1097 | |
1098 | /* offset Y(RGB), Cb, Cr */ | |
1099 | cfg = (EXYNOS_CIOYOFF_HORIZONTAL(img_pos.x) | | |
1100 | EXYNOS_CIOYOFF_VERTICAL(img_pos.y)); | |
acd8afa8 | 1101 | fimc_write(ctx, cfg, EXYNOS_CIOYOFF); |
16102edb EK |
1102 | cfg = (EXYNOS_CIOCBOFF_HORIZONTAL(img_pos.x) | |
1103 | EXYNOS_CIOCBOFF_VERTICAL(img_pos.y)); | |
acd8afa8 | 1104 | fimc_write(ctx, cfg, EXYNOS_CIOCBOFF); |
16102edb EK |
1105 | cfg = (EXYNOS_CIOCROFF_HORIZONTAL(img_pos.x) | |
1106 | EXYNOS_CIOCROFF_VERTICAL(img_pos.y)); | |
acd8afa8 | 1107 | fimc_write(ctx, cfg, EXYNOS_CIOCROFF); |
16102edb EK |
1108 | |
1109 | return 0; | |
1110 | } | |
1111 | ||
56442d83 | 1112 | static void fimc_dst_set_buf_seq(struct fimc_context *ctx, u32 buf_id, |
16102edb EK |
1113 | enum drm_exynos_ipp_buf_type buf_type) |
1114 | { | |
72d465aa | 1115 | unsigned long flags; |
56442d83 AH |
1116 | u32 buf_num; |
1117 | u32 cfg; | |
16102edb | 1118 | |
cbc4c33d | 1119 | DRM_DEBUG_KMS("buf_id[%d]buf_type[%d]\n", buf_id, buf_type); |
16102edb | 1120 | |
72d465aa | 1121 | spin_lock_irqsave(&ctx->lock, flags); |
16102edb | 1122 | |
acd8afa8 | 1123 | cfg = fimc_read(ctx, EXYNOS_CIFCNTSEQ); |
16102edb | 1124 | |
56442d83 AH |
1125 | if (buf_type == IPP_BUF_ENQUEUE) |
1126 | cfg |= (1 << buf_id); | |
1127 | else | |
1128 | cfg &= ~(1 << buf_id); | |
16102edb | 1129 | |
acd8afa8 | 1130 | fimc_write(ctx, cfg, EXYNOS_CIFCNTSEQ); |
16102edb | 1131 | |
56442d83 | 1132 | buf_num = hweight32(cfg); |
16102edb | 1133 | |
56442d83 AH |
1134 | if (buf_type == IPP_BUF_ENQUEUE && buf_num >= FIMC_BUF_START) |
1135 | fimc_mask_irq(ctx, true); | |
1136 | else if (buf_type == IPP_BUF_DEQUEUE && buf_num <= FIMC_BUF_STOP) | |
8b4609cd | 1137 | fimc_mask_irq(ctx, false); |
16102edb | 1138 | |
72d465aa | 1139 | spin_unlock_irqrestore(&ctx->lock, flags); |
16102edb EK |
1140 | } |
1141 | ||
1142 | static int fimc_dst_set_addr(struct device *dev, | |
1143 | struct drm_exynos_ipp_buf_info *buf_info, u32 buf_id, | |
1144 | enum drm_exynos_ipp_buf_type buf_type) | |
1145 | { | |
1146 | struct fimc_context *ctx = get_fimc_context(dev); | |
1147 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; | |
7259c3d6 | 1148 | struct drm_exynos_ipp_cmd_node *c_node = ippdrv->c_node; |
16102edb EK |
1149 | struct drm_exynos_ipp_property *property; |
1150 | struct drm_exynos_ipp_config *config; | |
1151 | ||
1152 | if (!c_node) { | |
1153 | DRM_ERROR("failed to get c_node.\n"); | |
1154 | return -EINVAL; | |
1155 | } | |
1156 | ||
1157 | property = &c_node->property; | |
16102edb | 1158 | |
cbc4c33d | 1159 | DRM_DEBUG_KMS("prop_id[%d]buf_id[%d]buf_type[%d]\n", |
16102edb EK |
1160 | property->prop_id, buf_id, buf_type); |
1161 | ||
1162 | if (buf_id > FIMC_MAX_DST) { | |
1163 | dev_info(ippdrv->dev, "inavlid buf_id %d.\n", buf_id); | |
1164 | return -ENOMEM; | |
1165 | } | |
1166 | ||
1167 | /* address register set */ | |
1168 | switch (buf_type) { | |
1169 | case IPP_BUF_ENQUEUE: | |
1170 | config = &property->config[EXYNOS_DRM_OPS_DST]; | |
1171 | ||
acd8afa8 | 1172 | fimc_write(ctx, buf_info->base[EXYNOS_DRM_PLANAR_Y], |
16102edb EK |
1173 | EXYNOS_CIOYSA(buf_id)); |
1174 | ||
1175 | if (config->fmt == DRM_FORMAT_YVU420) { | |
acd8afa8 | 1176 | fimc_write(ctx, buf_info->base[EXYNOS_DRM_PLANAR_CR], |
16102edb | 1177 | EXYNOS_CIOCBSA(buf_id)); |
acd8afa8 | 1178 | fimc_write(ctx, buf_info->base[EXYNOS_DRM_PLANAR_CB], |
16102edb EK |
1179 | EXYNOS_CIOCRSA(buf_id)); |
1180 | } else { | |
acd8afa8 | 1181 | fimc_write(ctx, buf_info->base[EXYNOS_DRM_PLANAR_CB], |
16102edb | 1182 | EXYNOS_CIOCBSA(buf_id)); |
acd8afa8 | 1183 | fimc_write(ctx, buf_info->base[EXYNOS_DRM_PLANAR_CR], |
16102edb EK |
1184 | EXYNOS_CIOCRSA(buf_id)); |
1185 | } | |
1186 | break; | |
1187 | case IPP_BUF_DEQUEUE: | |
acd8afa8 AH |
1188 | fimc_write(ctx, 0x0, EXYNOS_CIOYSA(buf_id)); |
1189 | fimc_write(ctx, 0x0, EXYNOS_CIOCBSA(buf_id)); | |
1190 | fimc_write(ctx, 0x0, EXYNOS_CIOCRSA(buf_id)); | |
16102edb EK |
1191 | break; |
1192 | default: | |
1193 | /* bypass */ | |
1194 | break; | |
1195 | } | |
1196 | ||
56442d83 AH |
1197 | fimc_dst_set_buf_seq(ctx, buf_id, buf_type); |
1198 | ||
1199 | return 0; | |
16102edb EK |
1200 | } |
1201 | ||
1202 | static struct exynos_drm_ipp_ops fimc_dst_ops = { | |
1203 | .set_fmt = fimc_dst_set_fmt, | |
1204 | .set_transf = fimc_dst_set_transf, | |
1205 | .set_size = fimc_dst_set_size, | |
1206 | .set_addr = fimc_dst_set_addr, | |
1207 | }; | |
1208 | ||
16102edb EK |
1209 | static irqreturn_t fimc_irq_handler(int irq, void *dev_id) |
1210 | { | |
1211 | struct fimc_context *ctx = dev_id; | |
1212 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; | |
7259c3d6 | 1213 | struct drm_exynos_ipp_cmd_node *c_node = ippdrv->c_node; |
16102edb EK |
1214 | struct drm_exynos_ipp_event_work *event_work = |
1215 | c_node->event_work; | |
1216 | int buf_id; | |
1217 | ||
cbc4c33d | 1218 | DRM_DEBUG_KMS("fimc id[%d]\n", ctx->id); |
16102edb EK |
1219 | |
1220 | fimc_clear_irq(ctx); | |
1221 | if (fimc_check_ovf(ctx)) | |
1222 | return IRQ_NONE; | |
1223 | ||
1224 | if (!fimc_check_frame_end(ctx)) | |
1225 | return IRQ_NONE; | |
1226 | ||
1227 | buf_id = fimc_get_buf_id(ctx); | |
1228 | if (buf_id < 0) | |
1229 | return IRQ_HANDLED; | |
1230 | ||
cbc4c33d | 1231 | DRM_DEBUG_KMS("buf_id[%d]\n", buf_id); |
16102edb | 1232 | |
56442d83 | 1233 | fimc_dst_set_buf_seq(ctx, buf_id, IPP_BUF_DEQUEUE); |
16102edb EK |
1234 | |
1235 | event_work->ippdrv = ippdrv; | |
1236 | event_work->buf_id[EXYNOS_DRM_OPS_DST] = buf_id; | |
05afb1ac | 1237 | queue_work(ippdrv->event_workq, &event_work->work); |
16102edb EK |
1238 | |
1239 | return IRQ_HANDLED; | |
1240 | } | |
1241 | ||
1242 | static int fimc_init_prop_list(struct exynos_drm_ippdrv *ippdrv) | |
1243 | { | |
31646054 | 1244 | struct drm_exynos_ipp_prop_list *prop_list = &ippdrv->prop_list; |
16102edb EK |
1245 | |
1246 | prop_list->version = 1; | |
1247 | prop_list->writeback = 1; | |
1248 | prop_list->refresh_min = FIMC_REFRESH_MIN; | |
1249 | prop_list->refresh_max = FIMC_REFRESH_MAX; | |
1250 | prop_list->flip = (1 << EXYNOS_DRM_FLIP_NONE) | | |
1251 | (1 << EXYNOS_DRM_FLIP_VERTICAL) | | |
1252 | (1 << EXYNOS_DRM_FLIP_HORIZONTAL); | |
1253 | prop_list->degree = (1 << EXYNOS_DRM_DEGREE_0) | | |
1254 | (1 << EXYNOS_DRM_DEGREE_90) | | |
1255 | (1 << EXYNOS_DRM_DEGREE_180) | | |
1256 | (1 << EXYNOS_DRM_DEGREE_270); | |
1257 | prop_list->csc = 1; | |
1258 | prop_list->crop = 1; | |
1259 | prop_list->crop_max.hsize = FIMC_CROP_MAX; | |
1260 | prop_list->crop_max.vsize = FIMC_CROP_MAX; | |
1261 | prop_list->crop_min.hsize = FIMC_CROP_MIN; | |
1262 | prop_list->crop_min.vsize = FIMC_CROP_MIN; | |
1263 | prop_list->scale = 1; | |
1264 | prop_list->scale_max.hsize = FIMC_SCALE_MAX; | |
1265 | prop_list->scale_max.vsize = FIMC_SCALE_MAX; | |
1266 | prop_list->scale_min.hsize = FIMC_SCALE_MIN; | |
1267 | prop_list->scale_min.vsize = FIMC_SCALE_MIN; | |
1268 | ||
16102edb EK |
1269 | return 0; |
1270 | } | |
1271 | ||
1272 | static inline bool fimc_check_drm_flip(enum drm_exynos_flip flip) | |
1273 | { | |
1274 | switch (flip) { | |
1275 | case EXYNOS_DRM_FLIP_NONE: | |
1276 | case EXYNOS_DRM_FLIP_VERTICAL: | |
1277 | case EXYNOS_DRM_FLIP_HORIZONTAL: | |
4f21877c | 1278 | case EXYNOS_DRM_FLIP_BOTH: |
16102edb EK |
1279 | return true; |
1280 | default: | |
cbc4c33d | 1281 | DRM_DEBUG_KMS("invalid flip\n"); |
16102edb EK |
1282 | return false; |
1283 | } | |
1284 | } | |
1285 | ||
1286 | static int fimc_ippdrv_check_property(struct device *dev, | |
1287 | struct drm_exynos_ipp_property *property) | |
1288 | { | |
1289 | struct fimc_context *ctx = get_fimc_context(dev); | |
1290 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; | |
31646054 | 1291 | struct drm_exynos_ipp_prop_list *pp = &ippdrv->prop_list; |
16102edb EK |
1292 | struct drm_exynos_ipp_config *config; |
1293 | struct drm_exynos_pos *pos; | |
1294 | struct drm_exynos_sz *sz; | |
1295 | bool swap; | |
1296 | int i; | |
1297 | ||
16102edb EK |
1298 | for_each_ipp_ops(i) { |
1299 | if ((i == EXYNOS_DRM_OPS_SRC) && | |
1300 | (property->cmd == IPP_CMD_WB)) | |
1301 | continue; | |
1302 | ||
1303 | config = &property->config[i]; | |
1304 | pos = &config->pos; | |
1305 | sz = &config->sz; | |
1306 | ||
1307 | /* check for flip */ | |
1308 | if (!fimc_check_drm_flip(config->flip)) { | |
1309 | DRM_ERROR("invalid flip.\n"); | |
1310 | goto err_property; | |
1311 | } | |
1312 | ||
1313 | /* check for degree */ | |
1314 | switch (config->degree) { | |
1315 | case EXYNOS_DRM_DEGREE_90: | |
1316 | case EXYNOS_DRM_DEGREE_270: | |
1317 | swap = true; | |
1318 | break; | |
1319 | case EXYNOS_DRM_DEGREE_0: | |
1320 | case EXYNOS_DRM_DEGREE_180: | |
1321 | swap = false; | |
1322 | break; | |
1323 | default: | |
1324 | DRM_ERROR("invalid degree.\n"); | |
1325 | goto err_property; | |
1326 | } | |
1327 | ||
1328 | /* check for buffer bound */ | |
1329 | if ((pos->x + pos->w > sz->hsize) || | |
1330 | (pos->y + pos->h > sz->vsize)) { | |
1331 | DRM_ERROR("out of buf bound.\n"); | |
1332 | goto err_property; | |
1333 | } | |
1334 | ||
1335 | /* check for crop */ | |
1336 | if ((i == EXYNOS_DRM_OPS_SRC) && (pp->crop)) { | |
1337 | if (swap) { | |
1338 | if ((pos->h < pp->crop_min.hsize) || | |
1339 | (sz->vsize > pp->crop_max.hsize) || | |
1340 | (pos->w < pp->crop_min.vsize) || | |
1341 | (sz->hsize > pp->crop_max.vsize)) { | |
1342 | DRM_ERROR("out of crop size.\n"); | |
1343 | goto err_property; | |
1344 | } | |
1345 | } else { | |
1346 | if ((pos->w < pp->crop_min.hsize) || | |
1347 | (sz->hsize > pp->crop_max.hsize) || | |
1348 | (pos->h < pp->crop_min.vsize) || | |
1349 | (sz->vsize > pp->crop_max.vsize)) { | |
1350 | DRM_ERROR("out of crop size.\n"); | |
1351 | goto err_property; | |
1352 | } | |
1353 | } | |
1354 | } | |
1355 | ||
1356 | /* check for scale */ | |
1357 | if ((i == EXYNOS_DRM_OPS_DST) && (pp->scale)) { | |
1358 | if (swap) { | |
1359 | if ((pos->h < pp->scale_min.hsize) || | |
1360 | (sz->vsize > pp->scale_max.hsize) || | |
1361 | (pos->w < pp->scale_min.vsize) || | |
1362 | (sz->hsize > pp->scale_max.vsize)) { | |
1363 | DRM_ERROR("out of scale size.\n"); | |
1364 | goto err_property; | |
1365 | } | |
1366 | } else { | |
1367 | if ((pos->w < pp->scale_min.hsize) || | |
1368 | (sz->hsize > pp->scale_max.hsize) || | |
1369 | (pos->h < pp->scale_min.vsize) || | |
1370 | (sz->vsize > pp->scale_max.vsize)) { | |
1371 | DRM_ERROR("out of scale size.\n"); | |
1372 | goto err_property; | |
1373 | } | |
1374 | } | |
1375 | } | |
1376 | } | |
1377 | ||
1378 | return 0; | |
1379 | ||
1380 | err_property: | |
1381 | for_each_ipp_ops(i) { | |
1382 | if ((i == EXYNOS_DRM_OPS_SRC) && | |
1383 | (property->cmd == IPP_CMD_WB)) | |
1384 | continue; | |
1385 | ||
1386 | config = &property->config[i]; | |
1387 | pos = &config->pos; | |
1388 | sz = &config->sz; | |
1389 | ||
1390 | DRM_ERROR("[%s]f[%d]r[%d]pos[%d %d %d %d]sz[%d %d]\n", | |
1391 | i ? "dst" : "src", config->flip, config->degree, | |
1392 | pos->x, pos->y, pos->w, pos->h, | |
1393 | sz->hsize, sz->vsize); | |
1394 | } | |
1395 | ||
1396 | return -EINVAL; | |
1397 | } | |
1398 | ||
1399 | static void fimc_clear_addr(struct fimc_context *ctx) | |
1400 | { | |
1401 | int i; | |
1402 | ||
16102edb | 1403 | for (i = 0; i < FIMC_MAX_SRC; i++) { |
acd8afa8 AH |
1404 | fimc_write(ctx, 0, EXYNOS_CIIYSA(i)); |
1405 | fimc_write(ctx, 0, EXYNOS_CIICBSA(i)); | |
1406 | fimc_write(ctx, 0, EXYNOS_CIICRSA(i)); | |
16102edb EK |
1407 | } |
1408 | ||
1409 | for (i = 0; i < FIMC_MAX_DST; i++) { | |
acd8afa8 AH |
1410 | fimc_write(ctx, 0, EXYNOS_CIOYSA(i)); |
1411 | fimc_write(ctx, 0, EXYNOS_CIOCBSA(i)); | |
1412 | fimc_write(ctx, 0, EXYNOS_CIOCRSA(i)); | |
16102edb EK |
1413 | } |
1414 | } | |
1415 | ||
1416 | static int fimc_ippdrv_reset(struct device *dev) | |
1417 | { | |
1418 | struct fimc_context *ctx = get_fimc_context(dev); | |
1419 | ||
16102edb | 1420 | /* reset h/w block */ |
b5c0b552 | 1421 | fimc_sw_reset(ctx); |
16102edb EK |
1422 | |
1423 | /* reset scaler capability */ | |
1424 | memset(&ctx->sc, 0x0, sizeof(ctx->sc)); | |
1425 | ||
1426 | fimc_clear_addr(ctx); | |
1427 | ||
1428 | return 0; | |
1429 | } | |
1430 | ||
1431 | static int fimc_ippdrv_start(struct device *dev, enum drm_exynos_ipp_cmd cmd) | |
1432 | { | |
1433 | struct fimc_context *ctx = get_fimc_context(dev); | |
1434 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; | |
7259c3d6 | 1435 | struct drm_exynos_ipp_cmd_node *c_node = ippdrv->c_node; |
16102edb EK |
1436 | struct drm_exynos_ipp_property *property; |
1437 | struct drm_exynos_ipp_config *config; | |
1438 | struct drm_exynos_pos img_pos[EXYNOS_DRM_OPS_MAX]; | |
1439 | struct drm_exynos_ipp_set_wb set_wb; | |
1440 | int ret, i; | |
1441 | u32 cfg0, cfg1; | |
1442 | ||
cbc4c33d | 1443 | DRM_DEBUG_KMS("cmd[%d]\n", cmd); |
16102edb EK |
1444 | |
1445 | if (!c_node) { | |
1446 | DRM_ERROR("failed to get c_node.\n"); | |
1447 | return -EINVAL; | |
1448 | } | |
1449 | ||
1450 | property = &c_node->property; | |
16102edb | 1451 | |
8b4609cd | 1452 | fimc_mask_irq(ctx, true); |
16102edb EK |
1453 | |
1454 | for_each_ipp_ops(i) { | |
1455 | config = &property->config[i]; | |
1456 | img_pos[i] = config->pos; | |
1457 | } | |
1458 | ||
1459 | ret = fimc_set_prescaler(ctx, &ctx->sc, | |
1460 | &img_pos[EXYNOS_DRM_OPS_SRC], | |
1461 | &img_pos[EXYNOS_DRM_OPS_DST]); | |
1462 | if (ret) { | |
1463 | dev_err(dev, "failed to set precalser.\n"); | |
1464 | return ret; | |
1465 | } | |
1466 | ||
1467 | /* If set ture, we can save jpeg about screen */ | |
1468 | fimc_handle_jpeg(ctx, false); | |
1469 | fimc_set_scaler(ctx, &ctx->sc); | |
1470 | fimc_set_polarity(ctx, &ctx->pol); | |
1471 | ||
1472 | switch (cmd) { | |
1473 | case IPP_CMD_M2M: | |
1474 | fimc_set_type_ctrl(ctx, FIMC_WB_NONE); | |
1475 | fimc_handle_lastend(ctx, false); | |
1476 | ||
1477 | /* setup dma */ | |
acd8afa8 | 1478 | cfg0 = fimc_read(ctx, EXYNOS_MSCTRL); |
16102edb EK |
1479 | cfg0 &= ~EXYNOS_MSCTRL_INPUT_MASK; |
1480 | cfg0 |= EXYNOS_MSCTRL_INPUT_MEMORY; | |
acd8afa8 | 1481 | fimc_write(ctx, cfg0, EXYNOS_MSCTRL); |
16102edb EK |
1482 | break; |
1483 | case IPP_CMD_WB: | |
1484 | fimc_set_type_ctrl(ctx, FIMC_WB_A); | |
1485 | fimc_handle_lastend(ctx, true); | |
1486 | ||
1487 | /* setup FIMD */ | |
5186fc5e SN |
1488 | ret = fimc_set_camblk_fimd0_wb(ctx); |
1489 | if (ret < 0) { | |
1490 | dev_err(dev, "camblk setup failed.\n"); | |
1491 | return ret; | |
1492 | } | |
16102edb EK |
1493 | |
1494 | set_wb.enable = 1; | |
1495 | set_wb.refresh = property->refresh_rate; | |
1496 | exynos_drm_ippnb_send_event(IPP_SET_WRITEBACK, (void *)&set_wb); | |
1497 | break; | |
1498 | case IPP_CMD_OUTPUT: | |
1499 | default: | |
1500 | ret = -EINVAL; | |
1501 | dev_err(dev, "invalid operations.\n"); | |
1502 | return ret; | |
1503 | } | |
1504 | ||
1505 | /* Reset status */ | |
acd8afa8 | 1506 | fimc_write(ctx, 0x0, EXYNOS_CISTATUS); |
16102edb | 1507 | |
acd8afa8 | 1508 | cfg0 = fimc_read(ctx, EXYNOS_CIIMGCPT); |
16102edb EK |
1509 | cfg0 &= ~EXYNOS_CIIMGCPT_IMGCPTEN_SC; |
1510 | cfg0 |= EXYNOS_CIIMGCPT_IMGCPTEN_SC; | |
1511 | ||
1512 | /* Scaler */ | |
acd8afa8 | 1513 | cfg1 = fimc_read(ctx, EXYNOS_CISCCTRL); |
16102edb EK |
1514 | cfg1 &= ~EXYNOS_CISCCTRL_SCAN_MASK; |
1515 | cfg1 |= (EXYNOS_CISCCTRL_PROGRESSIVE | | |
1516 | EXYNOS_CISCCTRL_SCALERSTART); | |
1517 | ||
acd8afa8 | 1518 | fimc_write(ctx, cfg1, EXYNOS_CISCCTRL); |
16102edb EK |
1519 | |
1520 | /* Enable image capture*/ | |
1521 | cfg0 |= EXYNOS_CIIMGCPT_IMGCPTEN; | |
acd8afa8 | 1522 | fimc_write(ctx, cfg0, EXYNOS_CIIMGCPT); |
16102edb EK |
1523 | |
1524 | /* Disable frame end irq */ | |
acd8afa8 | 1525 | fimc_clear_bits(ctx, EXYNOS_CIGCTRL, EXYNOS_CIGCTRL_IRQ_END_DISABLE); |
16102edb | 1526 | |
acd8afa8 | 1527 | fimc_clear_bits(ctx, EXYNOS_CIOCTRL, EXYNOS_CIOCTRL_WEAVE_MASK); |
16102edb | 1528 | |
c7b3014b | 1529 | if (cmd == IPP_CMD_M2M) |
acd8afa8 | 1530 | fimc_set_bits(ctx, EXYNOS_MSCTRL, EXYNOS_MSCTRL_ENVID); |
16102edb | 1531 | |
16102edb EK |
1532 | return 0; |
1533 | } | |
1534 | ||
1535 | static void fimc_ippdrv_stop(struct device *dev, enum drm_exynos_ipp_cmd cmd) | |
1536 | { | |
1537 | struct fimc_context *ctx = get_fimc_context(dev); | |
1538 | struct drm_exynos_ipp_set_wb set_wb = {0, 0}; | |
1539 | u32 cfg; | |
1540 | ||
cbc4c33d | 1541 | DRM_DEBUG_KMS("cmd[%d]\n", cmd); |
16102edb EK |
1542 | |
1543 | switch (cmd) { | |
1544 | case IPP_CMD_M2M: | |
1545 | /* Source clear */ | |
acd8afa8 | 1546 | cfg = fimc_read(ctx, EXYNOS_MSCTRL); |
16102edb EK |
1547 | cfg &= ~EXYNOS_MSCTRL_INPUT_MASK; |
1548 | cfg &= ~EXYNOS_MSCTRL_ENVID; | |
acd8afa8 | 1549 | fimc_write(ctx, cfg, EXYNOS_MSCTRL); |
16102edb EK |
1550 | break; |
1551 | case IPP_CMD_WB: | |
1552 | exynos_drm_ippnb_send_event(IPP_SET_WRITEBACK, (void *)&set_wb); | |
1553 | break; | |
1554 | case IPP_CMD_OUTPUT: | |
1555 | default: | |
1556 | dev_err(dev, "invalid operations.\n"); | |
1557 | break; | |
1558 | } | |
1559 | ||
8b4609cd | 1560 | fimc_mask_irq(ctx, false); |
16102edb EK |
1561 | |
1562 | /* reset sequence */ | |
acd8afa8 | 1563 | fimc_write(ctx, 0x0, EXYNOS_CIFCNTSEQ); |
16102edb EK |
1564 | |
1565 | /* Scaler disable */ | |
acd8afa8 | 1566 | fimc_clear_bits(ctx, EXYNOS_CISCCTRL, EXYNOS_CISCCTRL_SCALERSTART); |
16102edb EK |
1567 | |
1568 | /* Disable image capture */ | |
acd8afa8 AH |
1569 | fimc_clear_bits(ctx, EXYNOS_CIIMGCPT, |
1570 | EXYNOS_CIIMGCPT_IMGCPTEN_SC | EXYNOS_CIIMGCPT_IMGCPTEN); | |
16102edb EK |
1571 | |
1572 | /* Enable frame end irq */ | |
acd8afa8 | 1573 | fimc_set_bits(ctx, EXYNOS_CIGCTRL, EXYNOS_CIGCTRL_IRQ_END_DISABLE); |
16102edb EK |
1574 | } |
1575 | ||
e5f86839 SN |
1576 | static void fimc_put_clocks(struct fimc_context *ctx) |
1577 | { | |
1578 | int i; | |
1579 | ||
1580 | for (i = 0; i < FIMC_CLKS_MAX; i++) { | |
1581 | if (IS_ERR(ctx->clocks[i])) | |
1582 | continue; | |
1583 | clk_put(ctx->clocks[i]); | |
1584 | ctx->clocks[i] = ERR_PTR(-EINVAL); | |
1585 | } | |
1586 | } | |
1587 | ||
1588 | static int fimc_setup_clocks(struct fimc_context *ctx) | |
1589 | { | |
1590 | struct device *fimc_dev = ctx->ippdrv.dev; | |
1591 | struct device *dev; | |
1592 | int ret, i; | |
1593 | ||
1594 | for (i = 0; i < FIMC_CLKS_MAX; i++) | |
1595 | ctx->clocks[i] = ERR_PTR(-EINVAL); | |
1596 | ||
1597 | for (i = 0; i < FIMC_CLKS_MAX; i++) { | |
1598 | if (i == FIMC_CLK_WB_A || i == FIMC_CLK_WB_B) | |
1599 | dev = fimc_dev->parent; | |
1600 | else | |
1601 | dev = fimc_dev; | |
1602 | ||
1603 | ctx->clocks[i] = clk_get(dev, fimc_clock_names[i]); | |
1604 | if (IS_ERR(ctx->clocks[i])) { | |
1605 | if (i >= FIMC_CLK_MUX) | |
1606 | break; | |
1607 | ret = PTR_ERR(ctx->clocks[i]); | |
1608 | dev_err(fimc_dev, "failed to get clock: %s\n", | |
1609 | fimc_clock_names[i]); | |
1610 | goto e_clk_free; | |
1611 | } | |
1612 | } | |
1613 | ||
1614 | /* Optional FIMC LCLK parent clock setting */ | |
1615 | if (!IS_ERR(ctx->clocks[FIMC_CLK_PARENT])) { | |
1616 | ret = clk_set_parent(ctx->clocks[FIMC_CLK_MUX], | |
1617 | ctx->clocks[FIMC_CLK_PARENT]); | |
1618 | if (ret < 0) { | |
1619 | dev_err(fimc_dev, "failed to set parent.\n"); | |
1620 | goto e_clk_free; | |
1621 | } | |
1622 | } | |
1623 | ||
1624 | ret = clk_set_rate(ctx->clocks[FIMC_CLK_LCLK], ctx->clk_frequency); | |
1625 | if (ret < 0) | |
1626 | goto e_clk_free; | |
1627 | ||
1628 | ret = clk_prepare_enable(ctx->clocks[FIMC_CLK_LCLK]); | |
1629 | if (!ret) | |
1630 | return ret; | |
1631 | e_clk_free: | |
1632 | fimc_put_clocks(ctx); | |
1633 | return ret; | |
1634 | } | |
1635 | ||
5186fc5e SN |
1636 | static int fimc_parse_dt(struct fimc_context *ctx) |
1637 | { | |
1638 | struct device_node *node = ctx->ippdrv.dev->of_node; | |
1639 | ||
1640 | /* Handle only devices that support the LCD Writeback data path */ | |
1641 | if (!of_property_read_bool(node, "samsung,lcd-wb")) | |
1642 | return -ENODEV; | |
1643 | ||
1644 | if (of_property_read_u32(node, "clock-frequency", | |
1645 | &ctx->clk_frequency)) | |
1646 | ctx->clk_frequency = FIMC_DEFAULT_LCLK_FREQUENCY; | |
1647 | ||
1648 | ctx->id = of_alias_get_id(node, "fimc"); | |
1649 | ||
1650 | if (ctx->id < 0) { | |
1651 | dev_err(ctx->ippdrv.dev, "failed to get node alias id.\n"); | |
1652 | return -EINVAL; | |
1653 | } | |
1654 | ||
1655 | return 0; | |
1656 | } | |
1657 | ||
56550d94 | 1658 | static int fimc_probe(struct platform_device *pdev) |
16102edb EK |
1659 | { |
1660 | struct device *dev = &pdev->dev; | |
1661 | struct fimc_context *ctx; | |
16102edb EK |
1662 | struct resource *res; |
1663 | struct exynos_drm_ippdrv *ippdrv; | |
16102edb EK |
1664 | int ret; |
1665 | ||
5186fc5e SN |
1666 | if (!dev->of_node) { |
1667 | dev_err(dev, "device tree node not found.\n"); | |
1668 | return -ENODEV; | |
16102edb EK |
1669 | } |
1670 | ||
1671 | ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL); | |
1672 | if (!ctx) | |
1673 | return -ENOMEM; | |
1674 | ||
5186fc5e SN |
1675 | ctx->ippdrv.dev = dev; |
1676 | ||
1677 | ret = fimc_parse_dt(ctx); | |
1678 | if (ret < 0) | |
1679 | return ret; | |
1680 | ||
1681 | ctx->sysreg = syscon_regmap_lookup_by_phandle(dev->of_node, | |
1682 | "samsung,sysreg"); | |
1683 | if (IS_ERR(ctx->sysreg)) { | |
1684 | dev_err(dev, "syscon regmap lookup failed.\n"); | |
1685 | return PTR_ERR(ctx->sysreg); | |
1686 | } | |
1687 | ||
16102edb EK |
1688 | /* resource memory */ |
1689 | ctx->regs_res = platform_get_resource(pdev, IORESOURCE_MEM, 0); | |
d4ed6025 TR |
1690 | ctx->regs = devm_ioremap_resource(dev, ctx->regs_res); |
1691 | if (IS_ERR(ctx->regs)) | |
1692 | return PTR_ERR(ctx->regs); | |
16102edb EK |
1693 | |
1694 | /* resource irq */ | |
1695 | res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); | |
1696 | if (!res) { | |
1697 | dev_err(dev, "failed to request irq resource.\n"); | |
15b3263e | 1698 | return -ENOENT; |
16102edb EK |
1699 | } |
1700 | ||
1701 | ctx->irq = res->start; | |
dcb9a7c7 | 1702 | ret = devm_request_threaded_irq(dev, ctx->irq, NULL, fimc_irq_handler, |
16102edb EK |
1703 | IRQF_ONESHOT, "drm_fimc", ctx); |
1704 | if (ret < 0) { | |
1705 | dev_err(dev, "failed to request irq.\n"); | |
15b3263e | 1706 | return ret; |
16102edb EK |
1707 | } |
1708 | ||
e5f86839 SN |
1709 | ret = fimc_setup_clocks(ctx); |
1710 | if (ret < 0) | |
dcb9a7c7 | 1711 | return ret; |
16102edb EK |
1712 | |
1713 | ippdrv = &ctx->ippdrv; | |
16102edb EK |
1714 | ippdrv->ops[EXYNOS_DRM_OPS_SRC] = &fimc_src_ops; |
1715 | ippdrv->ops[EXYNOS_DRM_OPS_DST] = &fimc_dst_ops; | |
1716 | ippdrv->check_property = fimc_ippdrv_check_property; | |
1717 | ippdrv->reset = fimc_ippdrv_reset; | |
1718 | ippdrv->start = fimc_ippdrv_start; | |
1719 | ippdrv->stop = fimc_ippdrv_stop; | |
1720 | ret = fimc_init_prop_list(ippdrv); | |
1721 | if (ret < 0) { | |
1722 | dev_err(dev, "failed to init property list.\n"); | |
e5f86839 | 1723 | goto err_put_clk; |
16102edb EK |
1724 | } |
1725 | ||
cbc4c33d | 1726 | DRM_DEBUG_KMS("id[%d]ippdrv[0x%x]\n", ctx->id, (int)ippdrv); |
16102edb | 1727 | |
72d465aa | 1728 | spin_lock_init(&ctx->lock); |
16102edb EK |
1729 | platform_set_drvdata(pdev, ctx); |
1730 | ||
16102edb EK |
1731 | pm_runtime_enable(dev); |
1732 | ||
1733 | ret = exynos_drm_ippdrv_register(ippdrv); | |
1734 | if (ret < 0) { | |
1735 | dev_err(dev, "failed to register drm fimc device.\n"); | |
e5f86839 | 1736 | goto err_pm_dis; |
16102edb EK |
1737 | } |
1738 | ||
d873ab99 | 1739 | dev_info(dev, "drm fimc registered successfully.\n"); |
16102edb EK |
1740 | |
1741 | return 0; | |
1742 | ||
e5f86839 | 1743 | err_pm_dis: |
16102edb | 1744 | pm_runtime_disable(dev); |
e5f86839 SN |
1745 | err_put_clk: |
1746 | fimc_put_clocks(ctx); | |
87acdde5 | 1747 | |
16102edb EK |
1748 | return ret; |
1749 | } | |
1750 | ||
56550d94 | 1751 | static int fimc_remove(struct platform_device *pdev) |
16102edb EK |
1752 | { |
1753 | struct device *dev = &pdev->dev; | |
1754 | struct fimc_context *ctx = get_fimc_context(dev); | |
1755 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; | |
1756 | ||
16102edb | 1757 | exynos_drm_ippdrv_unregister(ippdrv); |
16102edb | 1758 | |
e5f86839 | 1759 | fimc_put_clocks(ctx); |
16102edb EK |
1760 | pm_runtime_set_suspended(dev); |
1761 | pm_runtime_disable(dev); | |
1762 | ||
16102edb EK |
1763 | return 0; |
1764 | } | |
1765 | ||
641a2fef TR |
1766 | #ifdef CONFIG_PM |
1767 | static int fimc_clk_ctrl(struct fimc_context *ctx, bool enable) | |
1768 | { | |
1769 | DRM_DEBUG_KMS("enable[%d]\n", enable); | |
1770 | ||
1771 | if (enable) { | |
1772 | clk_prepare_enable(ctx->clocks[FIMC_CLK_GATE]); | |
1773 | clk_prepare_enable(ctx->clocks[FIMC_CLK_WB_A]); | |
1774 | ctx->suspended = false; | |
1775 | } else { | |
1776 | clk_disable_unprepare(ctx->clocks[FIMC_CLK_GATE]); | |
1777 | clk_disable_unprepare(ctx->clocks[FIMC_CLK_WB_A]); | |
1778 | ctx->suspended = true; | |
1779 | } | |
1780 | ||
1781 | return 0; | |
1782 | } | |
1783 | ||
16102edb EK |
1784 | #ifdef CONFIG_PM_SLEEP |
1785 | static int fimc_suspend(struct device *dev) | |
1786 | { | |
1787 | struct fimc_context *ctx = get_fimc_context(dev); | |
1788 | ||
cbc4c33d | 1789 | DRM_DEBUG_KMS("id[%d]\n", ctx->id); |
16102edb EK |
1790 | |
1791 | if (pm_runtime_suspended(dev)) | |
1792 | return 0; | |
1793 | ||
1794 | return fimc_clk_ctrl(ctx, false); | |
1795 | } | |
1796 | ||
1797 | static int fimc_resume(struct device *dev) | |
1798 | { | |
1799 | struct fimc_context *ctx = get_fimc_context(dev); | |
1800 | ||
cbc4c33d | 1801 | DRM_DEBUG_KMS("id[%d]\n", ctx->id); |
16102edb EK |
1802 | |
1803 | if (!pm_runtime_suspended(dev)) | |
1804 | return fimc_clk_ctrl(ctx, true); | |
1805 | ||
1806 | return 0; | |
1807 | } | |
1808 | #endif | |
1809 | ||
16102edb EK |
1810 | static int fimc_runtime_suspend(struct device *dev) |
1811 | { | |
1812 | struct fimc_context *ctx = get_fimc_context(dev); | |
1813 | ||
cbc4c33d | 1814 | DRM_DEBUG_KMS("id[%d]\n", ctx->id); |
16102edb EK |
1815 | |
1816 | return fimc_clk_ctrl(ctx, false); | |
1817 | } | |
1818 | ||
1819 | static int fimc_runtime_resume(struct device *dev) | |
1820 | { | |
1821 | struct fimc_context *ctx = get_fimc_context(dev); | |
1822 | ||
cbc4c33d | 1823 | DRM_DEBUG_KMS("id[%d]\n", ctx->id); |
16102edb EK |
1824 | |
1825 | return fimc_clk_ctrl(ctx, true); | |
1826 | } | |
1827 | #endif | |
1828 | ||
16102edb EK |
1829 | static const struct dev_pm_ops fimc_pm_ops = { |
1830 | SET_SYSTEM_SLEEP_PM_OPS(fimc_suspend, fimc_resume) | |
1831 | SET_RUNTIME_PM_OPS(fimc_runtime_suspend, fimc_runtime_resume, NULL) | |
1832 | }; | |
1833 | ||
5186fc5e SN |
1834 | static const struct of_device_id fimc_of_match[] = { |
1835 | { .compatible = "samsung,exynos4210-fimc" }, | |
1836 | { .compatible = "samsung,exynos4212-fimc" }, | |
1837 | { }, | |
1838 | }; | |
39b58a39 | 1839 | MODULE_DEVICE_TABLE(of, fimc_of_match); |
5186fc5e | 1840 | |
16102edb EK |
1841 | struct platform_driver fimc_driver = { |
1842 | .probe = fimc_probe, | |
56550d94 | 1843 | .remove = fimc_remove, |
16102edb | 1844 | .driver = { |
5186fc5e | 1845 | .of_match_table = fimc_of_match, |
16102edb EK |
1846 | .name = "exynos-drm-fimc", |
1847 | .owner = THIS_MODULE, | |
1848 | .pm = &fimc_pm_ops, | |
1849 | }, | |
1850 | }; | |
1851 |