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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> | |
15 | #include <linux/module.h> | |
16 | #include <linux/platform_device.h> | |
17 | #include <linux/clk.h> | |
18 | #include <linux/pm_runtime.h> | |
19 | #include <plat/map-base.h> | |
20 | ||
21 | #include <drm/drmP.h> | |
22 | #include <drm/exynos_drm.h> | |
23 | #include "regs-fimc.h" | |
24 | #include "exynos_drm_ipp.h" | |
25 | #include "exynos_drm_fimc.h" | |
26 | ||
27 | /* | |
6fe891f6 | 28 | * FIMC stands for Fully Interactive Mobile Camera and |
16102edb EK |
29 | * supports image scaler/rotator and input/output DMA operations. |
30 | * input DMA reads image data from the memory. | |
31 | * output DMA writes image data to memory. | |
32 | * FIMC supports image rotation and image effect functions. | |
33 | * | |
34 | * M2M operation : supports crop/scale/rotation/csc so on. | |
35 | * Memory ----> FIMC H/W ----> Memory. | |
36 | * Writeback operation : supports cloned screen with FIMD. | |
37 | * FIMD ----> FIMC H/W ----> Memory. | |
38 | * Output operation : supports direct display using local path. | |
39 | * Memory ----> FIMC H/W ----> FIMD. | |
40 | */ | |
41 | ||
42 | /* | |
43 | * TODO | |
44 | * 1. check suspend/resume api if needed. | |
45 | * 2. need to check use case platform_device_id. | |
46 | * 3. check src/dst size with, height. | |
47 | * 4. added check_prepare api for right register. | |
48 | * 5. need to add supported list in prop_list. | |
49 | * 6. check prescaler/scaler optimization. | |
50 | */ | |
51 | ||
52 | #define FIMC_MAX_DEVS 4 | |
53 | #define FIMC_MAX_SRC 2 | |
54 | #define FIMC_MAX_DST 32 | |
55 | #define FIMC_SHFACTOR 10 | |
56 | #define FIMC_BUF_STOP 1 | |
57 | #define FIMC_BUF_START 2 | |
58 | #define FIMC_REG_SZ 32 | |
59 | #define FIMC_WIDTH_ITU_709 1280 | |
60 | #define FIMC_REFRESH_MAX 60 | |
61 | #define FIMC_REFRESH_MIN 12 | |
62 | #define FIMC_CROP_MAX 8192 | |
63 | #define FIMC_CROP_MIN 32 | |
64 | #define FIMC_SCALE_MAX 4224 | |
65 | #define FIMC_SCALE_MIN 32 | |
66 | ||
67 | #define get_fimc_context(dev) platform_get_drvdata(to_platform_device(dev)) | |
68 | #define get_ctx_from_ippdrv(ippdrv) container_of(ippdrv,\ | |
69 | struct fimc_context, ippdrv); | |
70 | #define fimc_read(offset) readl(ctx->regs + (offset)) | |
71 | #define fimc_write(cfg, offset) writel(cfg, ctx->regs + (offset)) | |
72 | ||
73 | enum fimc_wb { | |
74 | FIMC_WB_NONE, | |
75 | FIMC_WB_A, | |
76 | FIMC_WB_B, | |
77 | }; | |
78 | ||
79 | /* | |
80 | * A structure of scaler. | |
81 | * | |
82 | * @range: narrow, wide. | |
83 | * @bypass: unused scaler path. | |
84 | * @up_h: horizontal scale up. | |
85 | * @up_v: vertical scale up. | |
86 | * @hratio: horizontal ratio. | |
87 | * @vratio: vertical ratio. | |
88 | */ | |
89 | struct fimc_scaler { | |
90 | bool range; | |
91 | bool bypass; | |
92 | bool up_h; | |
93 | bool up_v; | |
94 | u32 hratio; | |
95 | u32 vratio; | |
96 | }; | |
97 | ||
98 | /* | |
99 | * A structure of scaler capability. | |
100 | * | |
101 | * find user manual table 43-1. | |
102 | * @in_hori: scaler input horizontal size. | |
103 | * @bypass: scaler bypass mode. | |
104 | * @dst_h_wo_rot: target horizontal size without output rotation. | |
105 | * @dst_h_rot: target horizontal size with output rotation. | |
106 | * @rl_w_wo_rot: real width without input rotation. | |
107 | * @rl_h_rot: real height without output rotation. | |
108 | */ | |
109 | struct fimc_capability { | |
110 | /* scaler */ | |
111 | u32 in_hori; | |
112 | u32 bypass; | |
113 | /* output rotator */ | |
114 | u32 dst_h_wo_rot; | |
115 | u32 dst_h_rot; | |
116 | /* input rotator */ | |
117 | u32 rl_w_wo_rot; | |
118 | u32 rl_h_rot; | |
119 | }; | |
120 | ||
121 | /* | |
122 | * A structure of fimc driver data. | |
123 | * | |
124 | * @parent_clk: name of parent clock. | |
125 | */ | |
126 | struct fimc_driverdata { | |
127 | char *parent_clk; | |
128 | }; | |
129 | ||
130 | /* | |
131 | * A structure of fimc context. | |
132 | * | |
133 | * @ippdrv: prepare initialization using ippdrv. | |
134 | * @regs_res: register resources. | |
135 | * @regs: memory mapped io registers. | |
136 | * @lock: locking of operations. | |
137 | * @sclk_fimc_clk: fimc source clock. | |
138 | * @fimc_clk: fimc clock. | |
139 | * @wb_clk: writeback a clock. | |
140 | * @wb_b_clk: writeback b clock. | |
141 | * @sc: scaler infomations. | |
142 | * @odr: ordering of YUV. | |
143 | * @ver: fimc version. | |
144 | * @pol: porarity of writeback. | |
145 | * @id: fimc id. | |
146 | * @irq: irq number. | |
147 | * @suspended: qos operations. | |
148 | */ | |
149 | struct fimc_context { | |
150 | struct exynos_drm_ippdrv ippdrv; | |
151 | struct resource *regs_res; | |
152 | void __iomem *regs; | |
153 | struct mutex lock; | |
154 | struct clk *sclk_fimc_clk; | |
155 | struct clk *fimc_clk; | |
156 | struct clk *wb_clk; | |
157 | struct clk *wb_b_clk; | |
158 | struct fimc_scaler sc; | |
159 | struct fimc_driverdata *ddata; | |
160 | struct exynos_drm_ipp_pol pol; | |
161 | int id; | |
162 | int irq; | |
163 | bool suspended; | |
164 | }; | |
165 | ||
b5c0b552 | 166 | static void fimc_sw_reset(struct fimc_context *ctx) |
16102edb EK |
167 | { |
168 | u32 cfg; | |
169 | ||
b5c0b552 | 170 | DRM_DEBUG_KMS("%s\n", __func__); |
16102edb | 171 | |
e39d5ce1 JJ |
172 | /* stop dma operation */ |
173 | cfg = fimc_read(EXYNOS_CISTATUS); | |
174 | if (EXYNOS_CISTATUS_GET_ENVID_STATUS(cfg)) { | |
175 | cfg = fimc_read(EXYNOS_MSCTRL); | |
176 | cfg &= ~EXYNOS_MSCTRL_ENVID; | |
177 | fimc_write(cfg, EXYNOS_MSCTRL); | |
178 | } | |
16102edb EK |
179 | |
180 | cfg = fimc_read(EXYNOS_CISRCFMT); | |
181 | cfg |= EXYNOS_CISRCFMT_ITU601_8BIT; | |
16102edb EK |
182 | fimc_write(cfg, EXYNOS_CISRCFMT); |
183 | ||
e39d5ce1 JJ |
184 | /* disable image capture */ |
185 | cfg = fimc_read(EXYNOS_CIIMGCPT); | |
186 | cfg &= ~(EXYNOS_CIIMGCPT_IMGCPTEN_SC | EXYNOS_CIIMGCPT_IMGCPTEN); | |
187 | fimc_write(cfg, EXYNOS_CIIMGCPT); | |
188 | ||
16102edb EK |
189 | /* s/w reset */ |
190 | cfg = fimc_read(EXYNOS_CIGCTRL); | |
191 | cfg |= (EXYNOS_CIGCTRL_SWRST); | |
192 | fimc_write(cfg, EXYNOS_CIGCTRL); | |
193 | ||
194 | /* s/w reset complete */ | |
195 | cfg = fimc_read(EXYNOS_CIGCTRL); | |
196 | cfg &= ~EXYNOS_CIGCTRL_SWRST; | |
197 | fimc_write(cfg, EXYNOS_CIGCTRL); | |
198 | ||
199 | /* reset sequence */ | |
200 | fimc_write(0x0, EXYNOS_CIFCNTSEQ); | |
201 | } | |
202 | ||
203 | static void fimc_set_camblk_fimd0_wb(struct fimc_context *ctx) | |
204 | { | |
205 | u32 camblk_cfg; | |
206 | ||
207 | DRM_DEBUG_KMS("%s\n", __func__); | |
208 | ||
209 | camblk_cfg = readl(SYSREG_CAMERA_BLK); | |
210 | camblk_cfg &= ~(SYSREG_FIMD0WB_DEST_MASK); | |
211 | camblk_cfg |= ctx->id << (SYSREG_FIMD0WB_DEST_SHIFT); | |
212 | ||
213 | writel(camblk_cfg, SYSREG_CAMERA_BLK); | |
214 | } | |
215 | ||
216 | static void fimc_set_type_ctrl(struct fimc_context *ctx, enum fimc_wb wb) | |
217 | { | |
218 | u32 cfg; | |
219 | ||
220 | DRM_DEBUG_KMS("%s:wb[%d]\n", __func__, wb); | |
221 | ||
222 | cfg = fimc_read(EXYNOS_CIGCTRL); | |
223 | cfg &= ~(EXYNOS_CIGCTRL_TESTPATTERN_MASK | | |
224 | EXYNOS_CIGCTRL_SELCAM_ITU_MASK | | |
225 | EXYNOS_CIGCTRL_SELCAM_MIPI_MASK | | |
226 | EXYNOS_CIGCTRL_SELCAM_FIMC_MASK | | |
227 | EXYNOS_CIGCTRL_SELWB_CAMIF_MASK | | |
228 | EXYNOS_CIGCTRL_SELWRITEBACK_MASK); | |
229 | ||
230 | switch (wb) { | |
231 | case FIMC_WB_A: | |
232 | cfg |= (EXYNOS_CIGCTRL_SELWRITEBACK_A | | |
233 | EXYNOS_CIGCTRL_SELWB_CAMIF_WRITEBACK); | |
234 | break; | |
235 | case FIMC_WB_B: | |
236 | cfg |= (EXYNOS_CIGCTRL_SELWRITEBACK_B | | |
237 | EXYNOS_CIGCTRL_SELWB_CAMIF_WRITEBACK); | |
238 | break; | |
239 | case FIMC_WB_NONE: | |
240 | default: | |
241 | cfg |= (EXYNOS_CIGCTRL_SELCAM_ITU_A | | |
242 | EXYNOS_CIGCTRL_SELWRITEBACK_A | | |
243 | EXYNOS_CIGCTRL_SELCAM_MIPI_A | | |
244 | EXYNOS_CIGCTRL_SELCAM_FIMC_ITU); | |
245 | break; | |
246 | } | |
247 | ||
248 | fimc_write(cfg, EXYNOS_CIGCTRL); | |
249 | } | |
250 | ||
251 | static void fimc_set_polarity(struct fimc_context *ctx, | |
252 | struct exynos_drm_ipp_pol *pol) | |
253 | { | |
254 | u32 cfg; | |
255 | ||
256 | DRM_DEBUG_KMS("%s:inv_pclk[%d]inv_vsync[%d]\n", | |
257 | __func__, pol->inv_pclk, pol->inv_vsync); | |
258 | DRM_DEBUG_KMS("%s:inv_href[%d]inv_hsync[%d]\n", | |
259 | __func__, pol->inv_href, pol->inv_hsync); | |
260 | ||
261 | cfg = fimc_read(EXYNOS_CIGCTRL); | |
262 | cfg &= ~(EXYNOS_CIGCTRL_INVPOLPCLK | EXYNOS_CIGCTRL_INVPOLVSYNC | | |
263 | EXYNOS_CIGCTRL_INVPOLHREF | EXYNOS_CIGCTRL_INVPOLHSYNC); | |
264 | ||
265 | if (pol->inv_pclk) | |
266 | cfg |= EXYNOS_CIGCTRL_INVPOLPCLK; | |
267 | if (pol->inv_vsync) | |
268 | cfg |= EXYNOS_CIGCTRL_INVPOLVSYNC; | |
269 | if (pol->inv_href) | |
270 | cfg |= EXYNOS_CIGCTRL_INVPOLHREF; | |
271 | if (pol->inv_hsync) | |
272 | cfg |= EXYNOS_CIGCTRL_INVPOLHSYNC; | |
273 | ||
274 | fimc_write(cfg, EXYNOS_CIGCTRL); | |
275 | } | |
276 | ||
277 | static void fimc_handle_jpeg(struct fimc_context *ctx, bool enable) | |
278 | { | |
279 | u32 cfg; | |
280 | ||
281 | DRM_DEBUG_KMS("%s:enable[%d]\n", __func__, enable); | |
282 | ||
283 | cfg = fimc_read(EXYNOS_CIGCTRL); | |
284 | if (enable) | |
285 | cfg |= EXYNOS_CIGCTRL_CAM_JPEG; | |
286 | else | |
287 | cfg &= ~EXYNOS_CIGCTRL_CAM_JPEG; | |
288 | ||
289 | fimc_write(cfg, EXYNOS_CIGCTRL); | |
290 | } | |
291 | ||
292 | static void fimc_handle_irq(struct fimc_context *ctx, bool enable, | |
293 | bool overflow, bool level) | |
294 | { | |
295 | u32 cfg; | |
296 | ||
297 | DRM_DEBUG_KMS("%s:enable[%d]overflow[%d]level[%d]\n", __func__, | |
298 | enable, overflow, level); | |
299 | ||
300 | cfg = fimc_read(EXYNOS_CIGCTRL); | |
301 | if (enable) { | |
302 | cfg &= ~(EXYNOS_CIGCTRL_IRQ_OVFEN | EXYNOS_CIGCTRL_IRQ_LEVEL); | |
303 | cfg |= EXYNOS_CIGCTRL_IRQ_ENABLE; | |
304 | if (overflow) | |
305 | cfg |= EXYNOS_CIGCTRL_IRQ_OVFEN; | |
306 | if (level) | |
307 | cfg |= EXYNOS_CIGCTRL_IRQ_LEVEL; | |
308 | } else | |
309 | cfg &= ~(EXYNOS_CIGCTRL_IRQ_OVFEN | EXYNOS_CIGCTRL_IRQ_ENABLE); | |
310 | ||
311 | fimc_write(cfg, EXYNOS_CIGCTRL); | |
312 | } | |
313 | ||
314 | static void fimc_clear_irq(struct fimc_context *ctx) | |
315 | { | |
316 | u32 cfg; | |
317 | ||
318 | DRM_DEBUG_KMS("%s\n", __func__); | |
319 | ||
320 | cfg = fimc_read(EXYNOS_CIGCTRL); | |
321 | cfg |= EXYNOS_CIGCTRL_IRQ_CLR; | |
322 | fimc_write(cfg, EXYNOS_CIGCTRL); | |
323 | } | |
324 | ||
325 | static bool fimc_check_ovf(struct fimc_context *ctx) | |
326 | { | |
327 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; | |
328 | u32 cfg, status, flag; | |
329 | ||
330 | status = fimc_read(EXYNOS_CISTATUS); | |
331 | flag = EXYNOS_CISTATUS_OVFIY | EXYNOS_CISTATUS_OVFICB | | |
332 | EXYNOS_CISTATUS_OVFICR; | |
333 | ||
334 | DRM_DEBUG_KMS("%s:flag[0x%x]\n", __func__, flag); | |
335 | ||
336 | if (status & flag) { | |
337 | cfg = fimc_read(EXYNOS_CIWDOFST); | |
338 | cfg |= (EXYNOS_CIWDOFST_CLROVFIY | EXYNOS_CIWDOFST_CLROVFICB | | |
339 | EXYNOS_CIWDOFST_CLROVFICR); | |
340 | ||
341 | fimc_write(cfg, EXYNOS_CIWDOFST); | |
342 | ||
343 | cfg = fimc_read(EXYNOS_CIWDOFST); | |
344 | cfg &= ~(EXYNOS_CIWDOFST_CLROVFIY | EXYNOS_CIWDOFST_CLROVFICB | | |
345 | EXYNOS_CIWDOFST_CLROVFICR); | |
346 | ||
347 | fimc_write(cfg, EXYNOS_CIWDOFST); | |
348 | ||
349 | dev_err(ippdrv->dev, "occured overflow at %d, status 0x%x.\n", | |
350 | ctx->id, status); | |
351 | return true; | |
352 | } | |
353 | ||
354 | return false; | |
355 | } | |
356 | ||
357 | static bool fimc_check_frame_end(struct fimc_context *ctx) | |
358 | { | |
359 | u32 cfg; | |
360 | ||
361 | cfg = fimc_read(EXYNOS_CISTATUS); | |
362 | ||
363 | DRM_DEBUG_KMS("%s:cfg[0x%x]\n", __func__, cfg); | |
364 | ||
365 | if (!(cfg & EXYNOS_CISTATUS_FRAMEEND)) | |
366 | return false; | |
367 | ||
368 | cfg &= ~(EXYNOS_CISTATUS_FRAMEEND); | |
369 | fimc_write(cfg, EXYNOS_CISTATUS); | |
370 | ||
371 | return true; | |
372 | } | |
373 | ||
374 | static int fimc_get_buf_id(struct fimc_context *ctx) | |
375 | { | |
376 | u32 cfg; | |
377 | int frame_cnt, buf_id; | |
378 | ||
379 | DRM_DEBUG_KMS("%s\n", __func__); | |
380 | ||
381 | cfg = fimc_read(EXYNOS_CISTATUS2); | |
382 | frame_cnt = EXYNOS_CISTATUS2_GET_FRAMECOUNT_BEFORE(cfg); | |
383 | ||
384 | if (frame_cnt == 0) | |
385 | frame_cnt = EXYNOS_CISTATUS2_GET_FRAMECOUNT_PRESENT(cfg); | |
386 | ||
387 | DRM_DEBUG_KMS("%s:present[%d]before[%d]\n", __func__, | |
388 | EXYNOS_CISTATUS2_GET_FRAMECOUNT_PRESENT(cfg), | |
389 | EXYNOS_CISTATUS2_GET_FRAMECOUNT_BEFORE(cfg)); | |
390 | ||
391 | if (frame_cnt == 0) { | |
392 | DRM_ERROR("failed to get frame count.\n"); | |
393 | return -EIO; | |
394 | } | |
395 | ||
396 | buf_id = frame_cnt - 1; | |
397 | DRM_DEBUG_KMS("%s:buf_id[%d]\n", __func__, buf_id); | |
398 | ||
399 | return buf_id; | |
400 | } | |
401 | ||
402 | static void fimc_handle_lastend(struct fimc_context *ctx, bool enable) | |
403 | { | |
404 | u32 cfg; | |
405 | ||
406 | DRM_DEBUG_KMS("%s:enable[%d]\n", __func__, enable); | |
407 | ||
408 | cfg = fimc_read(EXYNOS_CIOCTRL); | |
409 | if (enable) | |
410 | cfg |= EXYNOS_CIOCTRL_LASTENDEN; | |
411 | else | |
412 | cfg &= ~EXYNOS_CIOCTRL_LASTENDEN; | |
413 | ||
414 | fimc_write(cfg, EXYNOS_CIOCTRL); | |
415 | } | |
416 | ||
417 | ||
418 | static int fimc_src_set_fmt_order(struct fimc_context *ctx, u32 fmt) | |
419 | { | |
420 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; | |
421 | u32 cfg; | |
422 | ||
423 | DRM_DEBUG_KMS("%s:fmt[0x%x]\n", __func__, fmt); | |
424 | ||
425 | /* RGB */ | |
426 | cfg = fimc_read(EXYNOS_CISCCTRL); | |
427 | cfg &= ~EXYNOS_CISCCTRL_INRGB_FMT_RGB_MASK; | |
428 | ||
429 | switch (fmt) { | |
430 | case DRM_FORMAT_RGB565: | |
431 | cfg |= EXYNOS_CISCCTRL_INRGB_FMT_RGB565; | |
432 | fimc_write(cfg, EXYNOS_CISCCTRL); | |
433 | return 0; | |
434 | case DRM_FORMAT_RGB888: | |
435 | case DRM_FORMAT_XRGB8888: | |
436 | cfg |= EXYNOS_CISCCTRL_INRGB_FMT_RGB888; | |
437 | fimc_write(cfg, EXYNOS_CISCCTRL); | |
438 | return 0; | |
439 | default: | |
440 | /* bypass */ | |
441 | break; | |
442 | } | |
443 | ||
444 | /* YUV */ | |
445 | cfg = fimc_read(EXYNOS_MSCTRL); | |
446 | cfg &= ~(EXYNOS_MSCTRL_ORDER2P_SHIFT_MASK | | |
447 | EXYNOS_MSCTRL_C_INT_IN_2PLANE | | |
448 | EXYNOS_MSCTRL_ORDER422_YCBYCR); | |
449 | ||
450 | switch (fmt) { | |
451 | case DRM_FORMAT_YUYV: | |
452 | cfg |= EXYNOS_MSCTRL_ORDER422_YCBYCR; | |
453 | break; | |
454 | case DRM_FORMAT_YVYU: | |
455 | cfg |= EXYNOS_MSCTRL_ORDER422_YCRYCB; | |
456 | break; | |
457 | case DRM_FORMAT_UYVY: | |
458 | cfg |= EXYNOS_MSCTRL_ORDER422_CBYCRY; | |
459 | break; | |
460 | case DRM_FORMAT_VYUY: | |
461 | case DRM_FORMAT_YUV444: | |
462 | cfg |= EXYNOS_MSCTRL_ORDER422_CRYCBY; | |
463 | break; | |
464 | case DRM_FORMAT_NV21: | |
465 | case DRM_FORMAT_NV61: | |
466 | cfg |= (EXYNOS_MSCTRL_ORDER2P_LSB_CRCB | | |
467 | EXYNOS_MSCTRL_C_INT_IN_2PLANE); | |
468 | break; | |
469 | case DRM_FORMAT_YUV422: | |
470 | case DRM_FORMAT_YUV420: | |
471 | case DRM_FORMAT_YVU420: | |
472 | cfg |= EXYNOS_MSCTRL_C_INT_IN_3PLANE; | |
473 | break; | |
474 | case DRM_FORMAT_NV12: | |
475 | case DRM_FORMAT_NV12MT: | |
476 | case DRM_FORMAT_NV16: | |
477 | cfg |= (EXYNOS_MSCTRL_ORDER2P_LSB_CBCR | | |
478 | EXYNOS_MSCTRL_C_INT_IN_2PLANE); | |
479 | break; | |
480 | default: | |
481 | dev_err(ippdrv->dev, "inavlid source yuv order 0x%x.\n", fmt); | |
482 | return -EINVAL; | |
483 | } | |
484 | ||
485 | fimc_write(cfg, EXYNOS_MSCTRL); | |
486 | ||
487 | return 0; | |
488 | } | |
489 | ||
490 | static int fimc_src_set_fmt(struct device *dev, u32 fmt) | |
491 | { | |
492 | struct fimc_context *ctx = get_fimc_context(dev); | |
493 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; | |
494 | u32 cfg; | |
495 | ||
496 | DRM_DEBUG_KMS("%s:fmt[0x%x]\n", __func__, fmt); | |
497 | ||
498 | cfg = fimc_read(EXYNOS_MSCTRL); | |
499 | cfg &= ~EXYNOS_MSCTRL_INFORMAT_RGB; | |
500 | ||
501 | switch (fmt) { | |
502 | case DRM_FORMAT_RGB565: | |
503 | case DRM_FORMAT_RGB888: | |
504 | case DRM_FORMAT_XRGB8888: | |
505 | cfg |= EXYNOS_MSCTRL_INFORMAT_RGB; | |
506 | break; | |
507 | case DRM_FORMAT_YUV444: | |
508 | cfg |= EXYNOS_MSCTRL_INFORMAT_YCBCR420; | |
509 | break; | |
510 | case DRM_FORMAT_YUYV: | |
511 | case DRM_FORMAT_YVYU: | |
512 | case DRM_FORMAT_UYVY: | |
513 | case DRM_FORMAT_VYUY: | |
514 | cfg |= EXYNOS_MSCTRL_INFORMAT_YCBCR422_1PLANE; | |
515 | break; | |
516 | case DRM_FORMAT_NV16: | |
517 | case DRM_FORMAT_NV61: | |
518 | case DRM_FORMAT_YUV422: | |
519 | cfg |= EXYNOS_MSCTRL_INFORMAT_YCBCR422; | |
520 | break; | |
521 | case DRM_FORMAT_YUV420: | |
522 | case DRM_FORMAT_YVU420: | |
523 | case DRM_FORMAT_NV12: | |
524 | case DRM_FORMAT_NV21: | |
525 | case DRM_FORMAT_NV12MT: | |
526 | cfg |= EXYNOS_MSCTRL_INFORMAT_YCBCR420; | |
527 | break; | |
528 | default: | |
529 | dev_err(ippdrv->dev, "inavlid source format 0x%x.\n", fmt); | |
530 | return -EINVAL; | |
531 | } | |
532 | ||
533 | fimc_write(cfg, EXYNOS_MSCTRL); | |
534 | ||
535 | cfg = fimc_read(EXYNOS_CIDMAPARAM); | |
536 | cfg &= ~EXYNOS_CIDMAPARAM_R_MODE_MASK; | |
537 | ||
538 | if (fmt == DRM_FORMAT_NV12MT) | |
539 | cfg |= EXYNOS_CIDMAPARAM_R_MODE_64X32; | |
540 | else | |
541 | cfg |= EXYNOS_CIDMAPARAM_R_MODE_LINEAR; | |
542 | ||
543 | fimc_write(cfg, EXYNOS_CIDMAPARAM); | |
544 | ||
545 | return fimc_src_set_fmt_order(ctx, fmt); | |
546 | } | |
547 | ||
548 | static int fimc_src_set_transf(struct device *dev, | |
549 | enum drm_exynos_degree degree, | |
550 | enum drm_exynos_flip flip, bool *swap) | |
551 | { | |
552 | struct fimc_context *ctx = get_fimc_context(dev); | |
553 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; | |
554 | u32 cfg1, cfg2; | |
555 | ||
556 | DRM_DEBUG_KMS("%s:degree[%d]flip[0x%x]\n", __func__, | |
557 | degree, flip); | |
558 | ||
559 | cfg1 = fimc_read(EXYNOS_MSCTRL); | |
560 | cfg1 &= ~(EXYNOS_MSCTRL_FLIP_X_MIRROR | | |
561 | EXYNOS_MSCTRL_FLIP_Y_MIRROR); | |
562 | ||
563 | cfg2 = fimc_read(EXYNOS_CITRGFMT); | |
564 | cfg2 &= ~EXYNOS_CITRGFMT_INROT90_CLOCKWISE; | |
565 | ||
566 | switch (degree) { | |
567 | case EXYNOS_DRM_DEGREE_0: | |
568 | if (flip & EXYNOS_DRM_FLIP_VERTICAL) | |
569 | cfg1 |= EXYNOS_MSCTRL_FLIP_X_MIRROR; | |
570 | if (flip & EXYNOS_DRM_FLIP_HORIZONTAL) | |
571 | cfg1 |= EXYNOS_MSCTRL_FLIP_Y_MIRROR; | |
572 | break; | |
573 | case EXYNOS_DRM_DEGREE_90: | |
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 | case EXYNOS_DRM_DEGREE_180: | |
581 | cfg1 |= (EXYNOS_MSCTRL_FLIP_X_MIRROR | | |
582 | EXYNOS_MSCTRL_FLIP_Y_MIRROR); | |
583 | if (flip & EXYNOS_DRM_FLIP_VERTICAL) | |
584 | cfg1 &= ~EXYNOS_MSCTRL_FLIP_X_MIRROR; | |
585 | if (flip & EXYNOS_DRM_FLIP_HORIZONTAL) | |
586 | cfg1 &= ~EXYNOS_MSCTRL_FLIP_Y_MIRROR; | |
587 | break; | |
588 | case EXYNOS_DRM_DEGREE_270: | |
589 | cfg1 |= (EXYNOS_MSCTRL_FLIP_X_MIRROR | | |
590 | EXYNOS_MSCTRL_FLIP_Y_MIRROR); | |
591 | cfg2 |= EXYNOS_CITRGFMT_INROT90_CLOCKWISE; | |
592 | if (flip & EXYNOS_DRM_FLIP_VERTICAL) | |
593 | cfg1 &= ~EXYNOS_MSCTRL_FLIP_X_MIRROR; | |
594 | if (flip & EXYNOS_DRM_FLIP_HORIZONTAL) | |
595 | cfg1 &= ~EXYNOS_MSCTRL_FLIP_Y_MIRROR; | |
596 | break; | |
597 | default: | |
598 | dev_err(ippdrv->dev, "inavlid degree value %d.\n", degree); | |
599 | return -EINVAL; | |
600 | } | |
601 | ||
602 | fimc_write(cfg1, EXYNOS_MSCTRL); | |
603 | fimc_write(cfg2, EXYNOS_CITRGFMT); | |
604 | *swap = (cfg2 & EXYNOS_CITRGFMT_INROT90_CLOCKWISE) ? 1 : 0; | |
605 | ||
606 | return 0; | |
607 | } | |
608 | ||
609 | static int fimc_set_window(struct fimc_context *ctx, | |
610 | struct drm_exynos_pos *pos, struct drm_exynos_sz *sz) | |
611 | { | |
612 | u32 cfg, h1, h2, v1, v2; | |
613 | ||
614 | /* cropped image */ | |
615 | h1 = pos->x; | |
616 | h2 = sz->hsize - pos->w - pos->x; | |
617 | v1 = pos->y; | |
618 | v2 = sz->vsize - pos->h - pos->y; | |
619 | ||
620 | DRM_DEBUG_KMS("%s:x[%d]y[%d]w[%d]h[%d]hsize[%d]vsize[%d]\n", | |
621 | __func__, pos->x, pos->y, pos->w, pos->h, sz->hsize, sz->vsize); | |
622 | DRM_DEBUG_KMS("%s:h1[%d]h2[%d]v1[%d]v2[%d]\n", __func__, | |
623 | h1, h2, v1, v2); | |
624 | ||
625 | /* | |
626 | * set window offset 1, 2 size | |
627 | * check figure 43-21 in user manual | |
628 | */ | |
629 | cfg = fimc_read(EXYNOS_CIWDOFST); | |
630 | cfg &= ~(EXYNOS_CIWDOFST_WINHOROFST_MASK | | |
631 | EXYNOS_CIWDOFST_WINVEROFST_MASK); | |
632 | cfg |= (EXYNOS_CIWDOFST_WINHOROFST(h1) | | |
633 | EXYNOS_CIWDOFST_WINVEROFST(v1)); | |
634 | cfg |= EXYNOS_CIWDOFST_WINOFSEN; | |
635 | fimc_write(cfg, EXYNOS_CIWDOFST); | |
636 | ||
637 | cfg = (EXYNOS_CIWDOFST2_WINHOROFST2(h2) | | |
638 | EXYNOS_CIWDOFST2_WINVEROFST2(v2)); | |
639 | fimc_write(cfg, EXYNOS_CIWDOFST2); | |
640 | ||
641 | return 0; | |
642 | } | |
643 | ||
644 | static int fimc_src_set_size(struct device *dev, int swap, | |
645 | struct drm_exynos_pos *pos, struct drm_exynos_sz *sz) | |
646 | { | |
647 | struct fimc_context *ctx = get_fimc_context(dev); | |
648 | struct drm_exynos_pos img_pos = *pos; | |
649 | struct drm_exynos_sz img_sz = *sz; | |
650 | u32 cfg; | |
651 | ||
652 | DRM_DEBUG_KMS("%s:swap[%d]hsize[%d]vsize[%d]\n", | |
653 | __func__, swap, sz->hsize, sz->vsize); | |
654 | ||
655 | /* original size */ | |
656 | cfg = (EXYNOS_ORGISIZE_HORIZONTAL(img_sz.hsize) | | |
657 | EXYNOS_ORGISIZE_VERTICAL(img_sz.vsize)); | |
658 | ||
659 | fimc_write(cfg, EXYNOS_ORGISIZE); | |
660 | ||
661 | DRM_DEBUG_KMS("%s:x[%d]y[%d]w[%d]h[%d]\n", __func__, | |
662 | pos->x, pos->y, pos->w, pos->h); | |
663 | ||
664 | if (swap) { | |
665 | img_pos.w = pos->h; | |
666 | img_pos.h = pos->w; | |
667 | img_sz.hsize = sz->vsize; | |
668 | img_sz.vsize = sz->hsize; | |
669 | } | |
670 | ||
671 | /* set input DMA image size */ | |
672 | cfg = fimc_read(EXYNOS_CIREAL_ISIZE); | |
673 | cfg &= ~(EXYNOS_CIREAL_ISIZE_HEIGHT_MASK | | |
674 | EXYNOS_CIREAL_ISIZE_WIDTH_MASK); | |
675 | cfg |= (EXYNOS_CIREAL_ISIZE_WIDTH(img_pos.w) | | |
676 | EXYNOS_CIREAL_ISIZE_HEIGHT(img_pos.h)); | |
677 | fimc_write(cfg, EXYNOS_CIREAL_ISIZE); | |
678 | ||
679 | /* | |
680 | * set input FIFO image size | |
681 | * for now, we support only ITU601 8 bit mode | |
682 | */ | |
683 | cfg = (EXYNOS_CISRCFMT_ITU601_8BIT | | |
684 | EXYNOS_CISRCFMT_SOURCEHSIZE(img_sz.hsize) | | |
685 | EXYNOS_CISRCFMT_SOURCEVSIZE(img_sz.vsize)); | |
686 | fimc_write(cfg, EXYNOS_CISRCFMT); | |
687 | ||
688 | /* offset Y(RGB), Cb, Cr */ | |
689 | cfg = (EXYNOS_CIIYOFF_HORIZONTAL(img_pos.x) | | |
690 | EXYNOS_CIIYOFF_VERTICAL(img_pos.y)); | |
691 | fimc_write(cfg, EXYNOS_CIIYOFF); | |
692 | cfg = (EXYNOS_CIICBOFF_HORIZONTAL(img_pos.x) | | |
693 | EXYNOS_CIICBOFF_VERTICAL(img_pos.y)); | |
694 | fimc_write(cfg, EXYNOS_CIICBOFF); | |
695 | cfg = (EXYNOS_CIICROFF_HORIZONTAL(img_pos.x) | | |
696 | EXYNOS_CIICROFF_VERTICAL(img_pos.y)); | |
697 | fimc_write(cfg, EXYNOS_CIICROFF); | |
698 | ||
699 | return fimc_set_window(ctx, &img_pos, &img_sz); | |
700 | } | |
701 | ||
702 | static int fimc_src_set_addr(struct device *dev, | |
703 | struct drm_exynos_ipp_buf_info *buf_info, u32 buf_id, | |
704 | enum drm_exynos_ipp_buf_type buf_type) | |
705 | { | |
706 | struct fimc_context *ctx = get_fimc_context(dev); | |
707 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; | |
7259c3d6 | 708 | struct drm_exynos_ipp_cmd_node *c_node = ippdrv->c_node; |
16102edb EK |
709 | struct drm_exynos_ipp_property *property; |
710 | struct drm_exynos_ipp_config *config; | |
711 | ||
712 | if (!c_node) { | |
713 | DRM_ERROR("failed to get c_node.\n"); | |
714 | return -EINVAL; | |
715 | } | |
716 | ||
717 | property = &c_node->property; | |
16102edb EK |
718 | |
719 | DRM_DEBUG_KMS("%s:prop_id[%d]buf_id[%d]buf_type[%d]\n", __func__, | |
720 | property->prop_id, buf_id, buf_type); | |
721 | ||
722 | if (buf_id > FIMC_MAX_SRC) { | |
723 | dev_info(ippdrv->dev, "inavlid buf_id %d.\n", buf_id); | |
724 | return -ENOMEM; | |
725 | } | |
726 | ||
727 | /* address register set */ | |
728 | switch (buf_type) { | |
729 | case IPP_BUF_ENQUEUE: | |
730 | config = &property->config[EXYNOS_DRM_OPS_SRC]; | |
731 | fimc_write(buf_info->base[EXYNOS_DRM_PLANAR_Y], | |
732 | EXYNOS_CIIYSA(buf_id)); | |
733 | ||
734 | if (config->fmt == DRM_FORMAT_YVU420) { | |
735 | fimc_write(buf_info->base[EXYNOS_DRM_PLANAR_CR], | |
736 | EXYNOS_CIICBSA(buf_id)); | |
737 | fimc_write(buf_info->base[EXYNOS_DRM_PLANAR_CB], | |
738 | EXYNOS_CIICRSA(buf_id)); | |
739 | } else { | |
740 | fimc_write(buf_info->base[EXYNOS_DRM_PLANAR_CB], | |
741 | EXYNOS_CIICBSA(buf_id)); | |
742 | fimc_write(buf_info->base[EXYNOS_DRM_PLANAR_CR], | |
743 | EXYNOS_CIICRSA(buf_id)); | |
744 | } | |
745 | break; | |
746 | case IPP_BUF_DEQUEUE: | |
747 | fimc_write(0x0, EXYNOS_CIIYSA(buf_id)); | |
748 | fimc_write(0x0, EXYNOS_CIICBSA(buf_id)); | |
749 | fimc_write(0x0, EXYNOS_CIICRSA(buf_id)); | |
750 | break; | |
751 | default: | |
752 | /* bypass */ | |
753 | break; | |
754 | } | |
755 | ||
756 | return 0; | |
757 | } | |
758 | ||
759 | static struct exynos_drm_ipp_ops fimc_src_ops = { | |
760 | .set_fmt = fimc_src_set_fmt, | |
761 | .set_transf = fimc_src_set_transf, | |
762 | .set_size = fimc_src_set_size, | |
763 | .set_addr = fimc_src_set_addr, | |
764 | }; | |
765 | ||
766 | static int fimc_dst_set_fmt_order(struct fimc_context *ctx, u32 fmt) | |
767 | { | |
768 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; | |
769 | u32 cfg; | |
770 | ||
771 | DRM_DEBUG_KMS("%s:fmt[0x%x]\n", __func__, fmt); | |
772 | ||
773 | /* RGB */ | |
774 | cfg = fimc_read(EXYNOS_CISCCTRL); | |
775 | cfg &= ~EXYNOS_CISCCTRL_OUTRGB_FMT_RGB_MASK; | |
776 | ||
777 | switch (fmt) { | |
778 | case DRM_FORMAT_RGB565: | |
779 | cfg |= EXYNOS_CISCCTRL_OUTRGB_FMT_RGB565; | |
780 | fimc_write(cfg, EXYNOS_CISCCTRL); | |
781 | return 0; | |
782 | case DRM_FORMAT_RGB888: | |
783 | cfg |= EXYNOS_CISCCTRL_OUTRGB_FMT_RGB888; | |
784 | fimc_write(cfg, EXYNOS_CISCCTRL); | |
785 | return 0; | |
786 | case DRM_FORMAT_XRGB8888: | |
787 | cfg |= (EXYNOS_CISCCTRL_OUTRGB_FMT_RGB888 | | |
788 | EXYNOS_CISCCTRL_EXTRGB_EXTENSION); | |
789 | fimc_write(cfg, EXYNOS_CISCCTRL); | |
790 | break; | |
791 | default: | |
792 | /* bypass */ | |
793 | break; | |
794 | } | |
795 | ||
796 | /* YUV */ | |
797 | cfg = fimc_read(EXYNOS_CIOCTRL); | |
798 | cfg &= ~(EXYNOS_CIOCTRL_ORDER2P_MASK | | |
799 | EXYNOS_CIOCTRL_ORDER422_MASK | | |
800 | EXYNOS_CIOCTRL_YCBCR_PLANE_MASK); | |
801 | ||
802 | switch (fmt) { | |
803 | case DRM_FORMAT_XRGB8888: | |
804 | cfg |= EXYNOS_CIOCTRL_ALPHA_OUT; | |
805 | break; | |
806 | case DRM_FORMAT_YUYV: | |
807 | cfg |= EXYNOS_CIOCTRL_ORDER422_YCBYCR; | |
808 | break; | |
809 | case DRM_FORMAT_YVYU: | |
810 | cfg |= EXYNOS_CIOCTRL_ORDER422_YCRYCB; | |
811 | break; | |
812 | case DRM_FORMAT_UYVY: | |
813 | cfg |= EXYNOS_CIOCTRL_ORDER422_CBYCRY; | |
814 | break; | |
815 | case DRM_FORMAT_VYUY: | |
816 | cfg |= EXYNOS_CIOCTRL_ORDER422_CRYCBY; | |
817 | break; | |
818 | case DRM_FORMAT_NV21: | |
819 | case DRM_FORMAT_NV61: | |
820 | cfg |= EXYNOS_CIOCTRL_ORDER2P_LSB_CRCB; | |
821 | cfg |= EXYNOS_CIOCTRL_YCBCR_2PLANE; | |
822 | break; | |
823 | case DRM_FORMAT_YUV422: | |
824 | case DRM_FORMAT_YUV420: | |
825 | case DRM_FORMAT_YVU420: | |
826 | cfg |= EXYNOS_CIOCTRL_YCBCR_3PLANE; | |
827 | break; | |
828 | case DRM_FORMAT_NV12: | |
829 | case DRM_FORMAT_NV12MT: | |
830 | case DRM_FORMAT_NV16: | |
831 | cfg |= EXYNOS_CIOCTRL_ORDER2P_LSB_CBCR; | |
832 | cfg |= EXYNOS_CIOCTRL_YCBCR_2PLANE; | |
833 | break; | |
834 | default: | |
835 | dev_err(ippdrv->dev, "inavlid target yuv order 0x%x.\n", fmt); | |
836 | return -EINVAL; | |
837 | } | |
838 | ||
839 | fimc_write(cfg, EXYNOS_CIOCTRL); | |
840 | ||
841 | return 0; | |
842 | } | |
843 | ||
844 | static int fimc_dst_set_fmt(struct device *dev, u32 fmt) | |
845 | { | |
846 | struct fimc_context *ctx = get_fimc_context(dev); | |
847 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; | |
848 | u32 cfg; | |
849 | ||
850 | DRM_DEBUG_KMS("%s:fmt[0x%x]\n", __func__, fmt); | |
851 | ||
852 | cfg = fimc_read(EXYNOS_CIEXTEN); | |
853 | ||
854 | if (fmt == DRM_FORMAT_AYUV) { | |
855 | cfg |= EXYNOS_CIEXTEN_YUV444_OUT; | |
856 | fimc_write(cfg, EXYNOS_CIEXTEN); | |
857 | } else { | |
858 | cfg &= ~EXYNOS_CIEXTEN_YUV444_OUT; | |
859 | fimc_write(cfg, EXYNOS_CIEXTEN); | |
860 | ||
861 | cfg = fimc_read(EXYNOS_CITRGFMT); | |
862 | cfg &= ~EXYNOS_CITRGFMT_OUTFORMAT_MASK; | |
863 | ||
864 | switch (fmt) { | |
865 | case DRM_FORMAT_RGB565: | |
866 | case DRM_FORMAT_RGB888: | |
867 | case DRM_FORMAT_XRGB8888: | |
868 | cfg |= EXYNOS_CITRGFMT_OUTFORMAT_RGB; | |
869 | break; | |
870 | case DRM_FORMAT_YUYV: | |
871 | case DRM_FORMAT_YVYU: | |
872 | case DRM_FORMAT_UYVY: | |
873 | case DRM_FORMAT_VYUY: | |
874 | cfg |= EXYNOS_CITRGFMT_OUTFORMAT_YCBCR422_1PLANE; | |
875 | break; | |
876 | case DRM_FORMAT_NV16: | |
877 | case DRM_FORMAT_NV61: | |
878 | case DRM_FORMAT_YUV422: | |
879 | cfg |= EXYNOS_CITRGFMT_OUTFORMAT_YCBCR422; | |
880 | break; | |
881 | case DRM_FORMAT_YUV420: | |
882 | case DRM_FORMAT_YVU420: | |
883 | case DRM_FORMAT_NV12: | |
884 | case DRM_FORMAT_NV12MT: | |
885 | case DRM_FORMAT_NV21: | |
886 | cfg |= EXYNOS_CITRGFMT_OUTFORMAT_YCBCR420; | |
887 | break; | |
888 | default: | |
889 | dev_err(ippdrv->dev, "inavlid target format 0x%x.\n", | |
890 | fmt); | |
891 | return -EINVAL; | |
892 | } | |
893 | ||
894 | fimc_write(cfg, EXYNOS_CITRGFMT); | |
895 | } | |
896 | ||
897 | cfg = fimc_read(EXYNOS_CIDMAPARAM); | |
898 | cfg &= ~EXYNOS_CIDMAPARAM_W_MODE_MASK; | |
899 | ||
900 | if (fmt == DRM_FORMAT_NV12MT) | |
901 | cfg |= EXYNOS_CIDMAPARAM_W_MODE_64X32; | |
902 | else | |
903 | cfg |= EXYNOS_CIDMAPARAM_W_MODE_LINEAR; | |
904 | ||
905 | fimc_write(cfg, EXYNOS_CIDMAPARAM); | |
906 | ||
907 | return fimc_dst_set_fmt_order(ctx, fmt); | |
908 | } | |
909 | ||
910 | static int fimc_dst_set_transf(struct device *dev, | |
911 | enum drm_exynos_degree degree, | |
912 | enum drm_exynos_flip flip, bool *swap) | |
913 | { | |
914 | struct fimc_context *ctx = get_fimc_context(dev); | |
915 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; | |
916 | u32 cfg; | |
917 | ||
918 | DRM_DEBUG_KMS("%s:degree[%d]flip[0x%x]\n", __func__, | |
919 | degree, flip); | |
920 | ||
921 | cfg = fimc_read(EXYNOS_CITRGFMT); | |
922 | cfg &= ~EXYNOS_CITRGFMT_FLIP_MASK; | |
923 | cfg &= ~EXYNOS_CITRGFMT_OUTROT90_CLOCKWISE; | |
924 | ||
925 | switch (degree) { | |
926 | case EXYNOS_DRM_DEGREE_0: | |
927 | if (flip & EXYNOS_DRM_FLIP_VERTICAL) | |
928 | cfg |= EXYNOS_CITRGFMT_FLIP_X_MIRROR; | |
929 | if (flip & EXYNOS_DRM_FLIP_HORIZONTAL) | |
930 | cfg |= EXYNOS_CITRGFMT_FLIP_Y_MIRROR; | |
931 | break; | |
932 | case EXYNOS_DRM_DEGREE_90: | |
933 | cfg |= EXYNOS_CITRGFMT_OUTROT90_CLOCKWISE; | |
934 | if (flip & EXYNOS_DRM_FLIP_VERTICAL) | |
935 | cfg |= EXYNOS_CITRGFMT_FLIP_X_MIRROR; | |
936 | if (flip & EXYNOS_DRM_FLIP_HORIZONTAL) | |
937 | cfg |= EXYNOS_CITRGFMT_FLIP_Y_MIRROR; | |
938 | break; | |
939 | case EXYNOS_DRM_DEGREE_180: | |
940 | cfg |= (EXYNOS_CITRGFMT_FLIP_X_MIRROR | | |
941 | EXYNOS_CITRGFMT_FLIP_Y_MIRROR); | |
942 | if (flip & EXYNOS_DRM_FLIP_VERTICAL) | |
943 | cfg &= ~EXYNOS_CITRGFMT_FLIP_X_MIRROR; | |
944 | if (flip & EXYNOS_DRM_FLIP_HORIZONTAL) | |
945 | cfg &= ~EXYNOS_CITRGFMT_FLIP_Y_MIRROR; | |
946 | break; | |
947 | case EXYNOS_DRM_DEGREE_270: | |
948 | cfg |= (EXYNOS_CITRGFMT_OUTROT90_CLOCKWISE | | |
949 | EXYNOS_CITRGFMT_FLIP_X_MIRROR | | |
950 | EXYNOS_CITRGFMT_FLIP_Y_MIRROR); | |
951 | if (flip & EXYNOS_DRM_FLIP_VERTICAL) | |
952 | cfg &= ~EXYNOS_CITRGFMT_FLIP_X_MIRROR; | |
953 | if (flip & EXYNOS_DRM_FLIP_HORIZONTAL) | |
954 | cfg &= ~EXYNOS_CITRGFMT_FLIP_Y_MIRROR; | |
955 | break; | |
956 | default: | |
957 | dev_err(ippdrv->dev, "inavlid degree value %d.\n", degree); | |
958 | return -EINVAL; | |
959 | } | |
960 | ||
961 | fimc_write(cfg, EXYNOS_CITRGFMT); | |
962 | *swap = (cfg & EXYNOS_CITRGFMT_OUTROT90_CLOCKWISE) ? 1 : 0; | |
963 | ||
964 | return 0; | |
965 | } | |
966 | ||
967 | static int fimc_get_ratio_shift(u32 src, u32 dst, u32 *ratio, u32 *shift) | |
968 | { | |
969 | DRM_DEBUG_KMS("%s:src[%d]dst[%d]\n", __func__, src, dst); | |
970 | ||
971 | if (src >= dst * 64) { | |
972 | DRM_ERROR("failed to make ratio and shift.\n"); | |
973 | return -EINVAL; | |
974 | } else if (src >= dst * 32) { | |
975 | *ratio = 32; | |
976 | *shift = 5; | |
977 | } else if (src >= dst * 16) { | |
978 | *ratio = 16; | |
979 | *shift = 4; | |
980 | } else if (src >= dst * 8) { | |
981 | *ratio = 8; | |
982 | *shift = 3; | |
983 | } else if (src >= dst * 4) { | |
984 | *ratio = 4; | |
985 | *shift = 2; | |
986 | } else if (src >= dst * 2) { | |
987 | *ratio = 2; | |
988 | *shift = 1; | |
989 | } else { | |
990 | *ratio = 1; | |
991 | *shift = 0; | |
992 | } | |
993 | ||
994 | return 0; | |
995 | } | |
996 | ||
997 | static int fimc_set_prescaler(struct fimc_context *ctx, struct fimc_scaler *sc, | |
998 | struct drm_exynos_pos *src, struct drm_exynos_pos *dst) | |
999 | { | |
1000 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; | |
1001 | u32 cfg, cfg_ext, shfactor; | |
1002 | u32 pre_dst_width, pre_dst_height; | |
1003 | u32 pre_hratio, hfactor, pre_vratio, vfactor; | |
1004 | int ret = 0; | |
1005 | u32 src_w, src_h, dst_w, dst_h; | |
1006 | ||
1007 | cfg_ext = fimc_read(EXYNOS_CITRGFMT); | |
1008 | if (cfg_ext & EXYNOS_CITRGFMT_INROT90_CLOCKWISE) { | |
1009 | src_w = src->h; | |
1010 | src_h = src->w; | |
1011 | } else { | |
1012 | src_w = src->w; | |
1013 | src_h = src->h; | |
1014 | } | |
1015 | ||
1016 | if (cfg_ext & EXYNOS_CITRGFMT_OUTROT90_CLOCKWISE) { | |
1017 | dst_w = dst->h; | |
1018 | dst_h = dst->w; | |
1019 | } else { | |
1020 | dst_w = dst->w; | |
1021 | dst_h = dst->h; | |
1022 | } | |
1023 | ||
1024 | ret = fimc_get_ratio_shift(src_w, dst_w, &pre_hratio, &hfactor); | |
1025 | if (ret) { | |
1026 | dev_err(ippdrv->dev, "failed to get ratio horizontal.\n"); | |
1027 | return ret; | |
1028 | } | |
1029 | ||
1030 | ret = fimc_get_ratio_shift(src_h, dst_h, &pre_vratio, &vfactor); | |
1031 | if (ret) { | |
1032 | dev_err(ippdrv->dev, "failed to get ratio vertical.\n"); | |
1033 | return ret; | |
1034 | } | |
1035 | ||
1036 | pre_dst_width = src_w / pre_hratio; | |
1037 | pre_dst_height = src_h / pre_vratio; | |
1038 | DRM_DEBUG_KMS("%s:pre_dst_width[%d]pre_dst_height[%d]\n", __func__, | |
1039 | pre_dst_width, pre_dst_height); | |
1040 | DRM_DEBUG_KMS("%s:pre_hratio[%d]hfactor[%d]pre_vratio[%d]vfactor[%d]\n", | |
1041 | __func__, pre_hratio, hfactor, pre_vratio, vfactor); | |
1042 | ||
1043 | sc->hratio = (src_w << 14) / (dst_w << hfactor); | |
1044 | sc->vratio = (src_h << 14) / (dst_h << vfactor); | |
1045 | sc->up_h = (dst_w >= src_w) ? true : false; | |
1046 | sc->up_v = (dst_h >= src_h) ? true : false; | |
1047 | DRM_DEBUG_KMS("%s:hratio[%d]vratio[%d]up_h[%d]up_v[%d]\n", | |
1048 | __func__, sc->hratio, sc->vratio, sc->up_h, sc->up_v); | |
1049 | ||
1050 | shfactor = FIMC_SHFACTOR - (hfactor + vfactor); | |
1051 | DRM_DEBUG_KMS("%s:shfactor[%d]\n", __func__, shfactor); | |
1052 | ||
1053 | cfg = (EXYNOS_CISCPRERATIO_SHFACTOR(shfactor) | | |
1054 | EXYNOS_CISCPRERATIO_PREHORRATIO(pre_hratio) | | |
1055 | EXYNOS_CISCPRERATIO_PREVERRATIO(pre_vratio)); | |
1056 | fimc_write(cfg, EXYNOS_CISCPRERATIO); | |
1057 | ||
1058 | cfg = (EXYNOS_CISCPREDST_PREDSTWIDTH(pre_dst_width) | | |
1059 | EXYNOS_CISCPREDST_PREDSTHEIGHT(pre_dst_height)); | |
1060 | fimc_write(cfg, EXYNOS_CISCPREDST); | |
1061 | ||
1062 | return ret; | |
1063 | } | |
1064 | ||
1065 | static void fimc_set_scaler(struct fimc_context *ctx, struct fimc_scaler *sc) | |
1066 | { | |
1067 | u32 cfg, cfg_ext; | |
1068 | ||
1069 | DRM_DEBUG_KMS("%s:range[%d]bypass[%d]up_h[%d]up_v[%d]\n", | |
1070 | __func__, sc->range, sc->bypass, sc->up_h, sc->up_v); | |
1071 | DRM_DEBUG_KMS("%s:hratio[%d]vratio[%d]\n", | |
1072 | __func__, sc->hratio, sc->vratio); | |
1073 | ||
1074 | cfg = fimc_read(EXYNOS_CISCCTRL); | |
1075 | cfg &= ~(EXYNOS_CISCCTRL_SCALERBYPASS | | |
1076 | EXYNOS_CISCCTRL_SCALEUP_H | EXYNOS_CISCCTRL_SCALEUP_V | | |
1077 | EXYNOS_CISCCTRL_MAIN_V_RATIO_MASK | | |
1078 | EXYNOS_CISCCTRL_MAIN_H_RATIO_MASK | | |
1079 | EXYNOS_CISCCTRL_CSCR2Y_WIDE | | |
1080 | EXYNOS_CISCCTRL_CSCY2R_WIDE); | |
1081 | ||
1082 | if (sc->range) | |
1083 | cfg |= (EXYNOS_CISCCTRL_CSCR2Y_WIDE | | |
1084 | EXYNOS_CISCCTRL_CSCY2R_WIDE); | |
1085 | if (sc->bypass) | |
1086 | cfg |= EXYNOS_CISCCTRL_SCALERBYPASS; | |
1087 | if (sc->up_h) | |
1088 | cfg |= EXYNOS_CISCCTRL_SCALEUP_H; | |
1089 | if (sc->up_v) | |
1090 | cfg |= EXYNOS_CISCCTRL_SCALEUP_V; | |
1091 | ||
1092 | cfg |= (EXYNOS_CISCCTRL_MAINHORRATIO((sc->hratio >> 6)) | | |
1093 | EXYNOS_CISCCTRL_MAINVERRATIO((sc->vratio >> 6))); | |
1094 | fimc_write(cfg, EXYNOS_CISCCTRL); | |
1095 | ||
1096 | cfg_ext = fimc_read(EXYNOS_CIEXTEN); | |
1097 | cfg_ext &= ~EXYNOS_CIEXTEN_MAINHORRATIO_EXT_MASK; | |
1098 | cfg_ext &= ~EXYNOS_CIEXTEN_MAINVERRATIO_EXT_MASK; | |
1099 | cfg_ext |= (EXYNOS_CIEXTEN_MAINHORRATIO_EXT(sc->hratio) | | |
1100 | EXYNOS_CIEXTEN_MAINVERRATIO_EXT(sc->vratio)); | |
1101 | fimc_write(cfg_ext, EXYNOS_CIEXTEN); | |
1102 | } | |
1103 | ||
1104 | static int fimc_dst_set_size(struct device *dev, int swap, | |
1105 | struct drm_exynos_pos *pos, struct drm_exynos_sz *sz) | |
1106 | { | |
1107 | struct fimc_context *ctx = get_fimc_context(dev); | |
1108 | struct drm_exynos_pos img_pos = *pos; | |
1109 | struct drm_exynos_sz img_sz = *sz; | |
1110 | u32 cfg; | |
1111 | ||
1112 | DRM_DEBUG_KMS("%s:swap[%d]hsize[%d]vsize[%d]\n", | |
1113 | __func__, swap, sz->hsize, sz->vsize); | |
1114 | ||
1115 | /* original size */ | |
1116 | cfg = (EXYNOS_ORGOSIZE_HORIZONTAL(img_sz.hsize) | | |
1117 | EXYNOS_ORGOSIZE_VERTICAL(img_sz.vsize)); | |
1118 | ||
1119 | fimc_write(cfg, EXYNOS_ORGOSIZE); | |
1120 | ||
1121 | DRM_DEBUG_KMS("%s:x[%d]y[%d]w[%d]h[%d]\n", | |
1122 | __func__, pos->x, pos->y, pos->w, pos->h); | |
1123 | ||
1124 | /* CSC ITU */ | |
1125 | cfg = fimc_read(EXYNOS_CIGCTRL); | |
1126 | cfg &= ~EXYNOS_CIGCTRL_CSC_MASK; | |
1127 | ||
1128 | if (sz->hsize >= FIMC_WIDTH_ITU_709) | |
1129 | cfg |= EXYNOS_CIGCTRL_CSC_ITU709; | |
1130 | else | |
1131 | cfg |= EXYNOS_CIGCTRL_CSC_ITU601; | |
1132 | ||
1133 | fimc_write(cfg, EXYNOS_CIGCTRL); | |
1134 | ||
1135 | if (swap) { | |
1136 | img_pos.w = pos->h; | |
1137 | img_pos.h = pos->w; | |
1138 | img_sz.hsize = sz->vsize; | |
1139 | img_sz.vsize = sz->hsize; | |
1140 | } | |
1141 | ||
1142 | /* target image size */ | |
1143 | cfg = fimc_read(EXYNOS_CITRGFMT); | |
1144 | cfg &= ~(EXYNOS_CITRGFMT_TARGETH_MASK | | |
1145 | EXYNOS_CITRGFMT_TARGETV_MASK); | |
1146 | cfg |= (EXYNOS_CITRGFMT_TARGETHSIZE(img_pos.w) | | |
1147 | EXYNOS_CITRGFMT_TARGETVSIZE(img_pos.h)); | |
1148 | fimc_write(cfg, EXYNOS_CITRGFMT); | |
1149 | ||
1150 | /* target area */ | |
1151 | cfg = EXYNOS_CITAREA_TARGET_AREA(img_pos.w * img_pos.h); | |
1152 | fimc_write(cfg, EXYNOS_CITAREA); | |
1153 | ||
1154 | /* offset Y(RGB), Cb, Cr */ | |
1155 | cfg = (EXYNOS_CIOYOFF_HORIZONTAL(img_pos.x) | | |
1156 | EXYNOS_CIOYOFF_VERTICAL(img_pos.y)); | |
1157 | fimc_write(cfg, EXYNOS_CIOYOFF); | |
1158 | cfg = (EXYNOS_CIOCBOFF_HORIZONTAL(img_pos.x) | | |
1159 | EXYNOS_CIOCBOFF_VERTICAL(img_pos.y)); | |
1160 | fimc_write(cfg, EXYNOS_CIOCBOFF); | |
1161 | cfg = (EXYNOS_CIOCROFF_HORIZONTAL(img_pos.x) | | |
1162 | EXYNOS_CIOCROFF_VERTICAL(img_pos.y)); | |
1163 | fimc_write(cfg, EXYNOS_CIOCROFF); | |
1164 | ||
1165 | return 0; | |
1166 | } | |
1167 | ||
1168 | static int fimc_dst_get_buf_seq(struct fimc_context *ctx) | |
1169 | { | |
1170 | u32 cfg, i, buf_num = 0; | |
1171 | u32 mask = 0x00000001; | |
1172 | ||
1173 | cfg = fimc_read(EXYNOS_CIFCNTSEQ); | |
1174 | ||
1175 | for (i = 0; i < FIMC_REG_SZ; i++) | |
1176 | if (cfg & (mask << i)) | |
1177 | buf_num++; | |
1178 | ||
1179 | DRM_DEBUG_KMS("%s:buf_num[%d]\n", __func__, buf_num); | |
1180 | ||
1181 | return buf_num; | |
1182 | } | |
1183 | ||
1184 | static int fimc_dst_set_buf_seq(struct fimc_context *ctx, u32 buf_id, | |
1185 | enum drm_exynos_ipp_buf_type buf_type) | |
1186 | { | |
1187 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; | |
1188 | bool enable; | |
1189 | u32 cfg; | |
1190 | u32 mask = 0x00000001 << buf_id; | |
1191 | int ret = 0; | |
1192 | ||
1193 | DRM_DEBUG_KMS("%s:buf_id[%d]buf_type[%d]\n", __func__, | |
1194 | buf_id, buf_type); | |
1195 | ||
1196 | mutex_lock(&ctx->lock); | |
1197 | ||
1198 | /* mask register set */ | |
1199 | cfg = fimc_read(EXYNOS_CIFCNTSEQ); | |
1200 | ||
1201 | switch (buf_type) { | |
1202 | case IPP_BUF_ENQUEUE: | |
1203 | enable = true; | |
1204 | break; | |
1205 | case IPP_BUF_DEQUEUE: | |
1206 | enable = false; | |
1207 | break; | |
1208 | default: | |
1209 | dev_err(ippdrv->dev, "invalid buf ctrl parameter.\n"); | |
1210 | ret = -EINVAL; | |
1211 | goto err_unlock; | |
1212 | } | |
1213 | ||
1214 | /* sequence id */ | |
13a32eb0 | 1215 | cfg &= ~mask; |
16102edb EK |
1216 | cfg |= (enable << buf_id); |
1217 | fimc_write(cfg, EXYNOS_CIFCNTSEQ); | |
1218 | ||
1219 | /* interrupt enable */ | |
1220 | if (buf_type == IPP_BUF_ENQUEUE && | |
1221 | fimc_dst_get_buf_seq(ctx) >= FIMC_BUF_START) | |
1222 | fimc_handle_irq(ctx, true, false, true); | |
1223 | ||
1224 | /* interrupt disable */ | |
1225 | if (buf_type == IPP_BUF_DEQUEUE && | |
1226 | fimc_dst_get_buf_seq(ctx) <= FIMC_BUF_STOP) | |
1227 | fimc_handle_irq(ctx, false, false, true); | |
1228 | ||
1229 | err_unlock: | |
1230 | mutex_unlock(&ctx->lock); | |
1231 | return ret; | |
1232 | } | |
1233 | ||
1234 | static int fimc_dst_set_addr(struct device *dev, | |
1235 | struct drm_exynos_ipp_buf_info *buf_info, u32 buf_id, | |
1236 | enum drm_exynos_ipp_buf_type buf_type) | |
1237 | { | |
1238 | struct fimc_context *ctx = get_fimc_context(dev); | |
1239 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; | |
7259c3d6 | 1240 | struct drm_exynos_ipp_cmd_node *c_node = ippdrv->c_node; |
16102edb EK |
1241 | struct drm_exynos_ipp_property *property; |
1242 | struct drm_exynos_ipp_config *config; | |
1243 | ||
1244 | if (!c_node) { | |
1245 | DRM_ERROR("failed to get c_node.\n"); | |
1246 | return -EINVAL; | |
1247 | } | |
1248 | ||
1249 | property = &c_node->property; | |
16102edb EK |
1250 | |
1251 | DRM_DEBUG_KMS("%s:prop_id[%d]buf_id[%d]buf_type[%d]\n", __func__, | |
1252 | property->prop_id, buf_id, buf_type); | |
1253 | ||
1254 | if (buf_id > FIMC_MAX_DST) { | |
1255 | dev_info(ippdrv->dev, "inavlid buf_id %d.\n", buf_id); | |
1256 | return -ENOMEM; | |
1257 | } | |
1258 | ||
1259 | /* address register set */ | |
1260 | switch (buf_type) { | |
1261 | case IPP_BUF_ENQUEUE: | |
1262 | config = &property->config[EXYNOS_DRM_OPS_DST]; | |
1263 | ||
1264 | fimc_write(buf_info->base[EXYNOS_DRM_PLANAR_Y], | |
1265 | EXYNOS_CIOYSA(buf_id)); | |
1266 | ||
1267 | if (config->fmt == DRM_FORMAT_YVU420) { | |
1268 | fimc_write(buf_info->base[EXYNOS_DRM_PLANAR_CR], | |
1269 | EXYNOS_CIOCBSA(buf_id)); | |
1270 | fimc_write(buf_info->base[EXYNOS_DRM_PLANAR_CB], | |
1271 | EXYNOS_CIOCRSA(buf_id)); | |
1272 | } else { | |
1273 | fimc_write(buf_info->base[EXYNOS_DRM_PLANAR_CB], | |
1274 | EXYNOS_CIOCBSA(buf_id)); | |
1275 | fimc_write(buf_info->base[EXYNOS_DRM_PLANAR_CR], | |
1276 | EXYNOS_CIOCRSA(buf_id)); | |
1277 | } | |
1278 | break; | |
1279 | case IPP_BUF_DEQUEUE: | |
1280 | fimc_write(0x0, EXYNOS_CIOYSA(buf_id)); | |
1281 | fimc_write(0x0, EXYNOS_CIOCBSA(buf_id)); | |
1282 | fimc_write(0x0, EXYNOS_CIOCRSA(buf_id)); | |
1283 | break; | |
1284 | default: | |
1285 | /* bypass */ | |
1286 | break; | |
1287 | } | |
1288 | ||
1289 | return fimc_dst_set_buf_seq(ctx, buf_id, buf_type); | |
1290 | } | |
1291 | ||
1292 | static struct exynos_drm_ipp_ops fimc_dst_ops = { | |
1293 | .set_fmt = fimc_dst_set_fmt, | |
1294 | .set_transf = fimc_dst_set_transf, | |
1295 | .set_size = fimc_dst_set_size, | |
1296 | .set_addr = fimc_dst_set_addr, | |
1297 | }; | |
1298 | ||
1299 | static int fimc_clk_ctrl(struct fimc_context *ctx, bool enable) | |
1300 | { | |
1301 | DRM_DEBUG_KMS("%s:enable[%d]\n", __func__, enable); | |
1302 | ||
1303 | if (enable) { | |
1304 | clk_enable(ctx->sclk_fimc_clk); | |
1305 | clk_enable(ctx->fimc_clk); | |
1306 | clk_enable(ctx->wb_clk); | |
1307 | ctx->suspended = false; | |
1308 | } else { | |
1309 | clk_disable(ctx->sclk_fimc_clk); | |
1310 | clk_disable(ctx->fimc_clk); | |
1311 | clk_disable(ctx->wb_clk); | |
1312 | ctx->suspended = true; | |
1313 | } | |
1314 | ||
1315 | return 0; | |
1316 | } | |
1317 | ||
1318 | static irqreturn_t fimc_irq_handler(int irq, void *dev_id) | |
1319 | { | |
1320 | struct fimc_context *ctx = dev_id; | |
1321 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; | |
7259c3d6 | 1322 | struct drm_exynos_ipp_cmd_node *c_node = ippdrv->c_node; |
16102edb EK |
1323 | struct drm_exynos_ipp_event_work *event_work = |
1324 | c_node->event_work; | |
1325 | int buf_id; | |
1326 | ||
1327 | DRM_DEBUG_KMS("%s:fimc id[%d]\n", __func__, ctx->id); | |
1328 | ||
1329 | fimc_clear_irq(ctx); | |
1330 | if (fimc_check_ovf(ctx)) | |
1331 | return IRQ_NONE; | |
1332 | ||
1333 | if (!fimc_check_frame_end(ctx)) | |
1334 | return IRQ_NONE; | |
1335 | ||
1336 | buf_id = fimc_get_buf_id(ctx); | |
1337 | if (buf_id < 0) | |
1338 | return IRQ_HANDLED; | |
1339 | ||
1340 | DRM_DEBUG_KMS("%s:buf_id[%d]\n", __func__, buf_id); | |
1341 | ||
1342 | if (fimc_dst_set_buf_seq(ctx, buf_id, IPP_BUF_DEQUEUE) < 0) { | |
1343 | DRM_ERROR("failed to dequeue.\n"); | |
1344 | return IRQ_HANDLED; | |
1345 | } | |
1346 | ||
1347 | event_work->ippdrv = ippdrv; | |
1348 | event_work->buf_id[EXYNOS_DRM_OPS_DST] = buf_id; | |
1349 | queue_work(ippdrv->event_workq, (struct work_struct *)event_work); | |
1350 | ||
1351 | return IRQ_HANDLED; | |
1352 | } | |
1353 | ||
1354 | static int fimc_init_prop_list(struct exynos_drm_ippdrv *ippdrv) | |
1355 | { | |
1356 | struct drm_exynos_ipp_prop_list *prop_list; | |
1357 | ||
1358 | DRM_DEBUG_KMS("%s\n", __func__); | |
1359 | ||
1360 | prop_list = devm_kzalloc(ippdrv->dev, sizeof(*prop_list), GFP_KERNEL); | |
1361 | if (!prop_list) { | |
1362 | DRM_ERROR("failed to alloc property list.\n"); | |
1363 | return -ENOMEM; | |
1364 | } | |
1365 | ||
1366 | prop_list->version = 1; | |
1367 | prop_list->writeback = 1; | |
1368 | prop_list->refresh_min = FIMC_REFRESH_MIN; | |
1369 | prop_list->refresh_max = FIMC_REFRESH_MAX; | |
1370 | prop_list->flip = (1 << EXYNOS_DRM_FLIP_NONE) | | |
1371 | (1 << EXYNOS_DRM_FLIP_VERTICAL) | | |
1372 | (1 << EXYNOS_DRM_FLIP_HORIZONTAL); | |
1373 | prop_list->degree = (1 << EXYNOS_DRM_DEGREE_0) | | |
1374 | (1 << EXYNOS_DRM_DEGREE_90) | | |
1375 | (1 << EXYNOS_DRM_DEGREE_180) | | |
1376 | (1 << EXYNOS_DRM_DEGREE_270); | |
1377 | prop_list->csc = 1; | |
1378 | prop_list->crop = 1; | |
1379 | prop_list->crop_max.hsize = FIMC_CROP_MAX; | |
1380 | prop_list->crop_max.vsize = FIMC_CROP_MAX; | |
1381 | prop_list->crop_min.hsize = FIMC_CROP_MIN; | |
1382 | prop_list->crop_min.vsize = FIMC_CROP_MIN; | |
1383 | prop_list->scale = 1; | |
1384 | prop_list->scale_max.hsize = FIMC_SCALE_MAX; | |
1385 | prop_list->scale_max.vsize = FIMC_SCALE_MAX; | |
1386 | prop_list->scale_min.hsize = FIMC_SCALE_MIN; | |
1387 | prop_list->scale_min.vsize = FIMC_SCALE_MIN; | |
1388 | ||
1389 | ippdrv->prop_list = prop_list; | |
1390 | ||
1391 | return 0; | |
1392 | } | |
1393 | ||
1394 | static inline bool fimc_check_drm_flip(enum drm_exynos_flip flip) | |
1395 | { | |
1396 | switch (flip) { | |
1397 | case EXYNOS_DRM_FLIP_NONE: | |
1398 | case EXYNOS_DRM_FLIP_VERTICAL: | |
1399 | case EXYNOS_DRM_FLIP_HORIZONTAL: | |
4f21877c | 1400 | case EXYNOS_DRM_FLIP_BOTH: |
16102edb EK |
1401 | return true; |
1402 | default: | |
1403 | DRM_DEBUG_KMS("%s:invalid flip\n", __func__); | |
1404 | return false; | |
1405 | } | |
1406 | } | |
1407 | ||
1408 | static int fimc_ippdrv_check_property(struct device *dev, | |
1409 | struct drm_exynos_ipp_property *property) | |
1410 | { | |
1411 | struct fimc_context *ctx = get_fimc_context(dev); | |
1412 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; | |
1413 | struct drm_exynos_ipp_prop_list *pp = ippdrv->prop_list; | |
1414 | struct drm_exynos_ipp_config *config; | |
1415 | struct drm_exynos_pos *pos; | |
1416 | struct drm_exynos_sz *sz; | |
1417 | bool swap; | |
1418 | int i; | |
1419 | ||
1420 | DRM_DEBUG_KMS("%s\n", __func__); | |
1421 | ||
1422 | for_each_ipp_ops(i) { | |
1423 | if ((i == EXYNOS_DRM_OPS_SRC) && | |
1424 | (property->cmd == IPP_CMD_WB)) | |
1425 | continue; | |
1426 | ||
1427 | config = &property->config[i]; | |
1428 | pos = &config->pos; | |
1429 | sz = &config->sz; | |
1430 | ||
1431 | /* check for flip */ | |
1432 | if (!fimc_check_drm_flip(config->flip)) { | |
1433 | DRM_ERROR("invalid flip.\n"); | |
1434 | goto err_property; | |
1435 | } | |
1436 | ||
1437 | /* check for degree */ | |
1438 | switch (config->degree) { | |
1439 | case EXYNOS_DRM_DEGREE_90: | |
1440 | case EXYNOS_DRM_DEGREE_270: | |
1441 | swap = true; | |
1442 | break; | |
1443 | case EXYNOS_DRM_DEGREE_0: | |
1444 | case EXYNOS_DRM_DEGREE_180: | |
1445 | swap = false; | |
1446 | break; | |
1447 | default: | |
1448 | DRM_ERROR("invalid degree.\n"); | |
1449 | goto err_property; | |
1450 | } | |
1451 | ||
1452 | /* check for buffer bound */ | |
1453 | if ((pos->x + pos->w > sz->hsize) || | |
1454 | (pos->y + pos->h > sz->vsize)) { | |
1455 | DRM_ERROR("out of buf bound.\n"); | |
1456 | goto err_property; | |
1457 | } | |
1458 | ||
1459 | /* check for crop */ | |
1460 | if ((i == EXYNOS_DRM_OPS_SRC) && (pp->crop)) { | |
1461 | if (swap) { | |
1462 | if ((pos->h < pp->crop_min.hsize) || | |
1463 | (sz->vsize > pp->crop_max.hsize) || | |
1464 | (pos->w < pp->crop_min.vsize) || | |
1465 | (sz->hsize > pp->crop_max.vsize)) { | |
1466 | DRM_ERROR("out of crop size.\n"); | |
1467 | goto err_property; | |
1468 | } | |
1469 | } else { | |
1470 | if ((pos->w < pp->crop_min.hsize) || | |
1471 | (sz->hsize > pp->crop_max.hsize) || | |
1472 | (pos->h < pp->crop_min.vsize) || | |
1473 | (sz->vsize > pp->crop_max.vsize)) { | |
1474 | DRM_ERROR("out of crop size.\n"); | |
1475 | goto err_property; | |
1476 | } | |
1477 | } | |
1478 | } | |
1479 | ||
1480 | /* check for scale */ | |
1481 | if ((i == EXYNOS_DRM_OPS_DST) && (pp->scale)) { | |
1482 | if (swap) { | |
1483 | if ((pos->h < pp->scale_min.hsize) || | |
1484 | (sz->vsize > pp->scale_max.hsize) || | |
1485 | (pos->w < pp->scale_min.vsize) || | |
1486 | (sz->hsize > pp->scale_max.vsize)) { | |
1487 | DRM_ERROR("out of scale size.\n"); | |
1488 | goto err_property; | |
1489 | } | |
1490 | } else { | |
1491 | if ((pos->w < pp->scale_min.hsize) || | |
1492 | (sz->hsize > pp->scale_max.hsize) || | |
1493 | (pos->h < pp->scale_min.vsize) || | |
1494 | (sz->vsize > pp->scale_max.vsize)) { | |
1495 | DRM_ERROR("out of scale size.\n"); | |
1496 | goto err_property; | |
1497 | } | |
1498 | } | |
1499 | } | |
1500 | } | |
1501 | ||
1502 | return 0; | |
1503 | ||
1504 | err_property: | |
1505 | for_each_ipp_ops(i) { | |
1506 | if ((i == EXYNOS_DRM_OPS_SRC) && | |
1507 | (property->cmd == IPP_CMD_WB)) | |
1508 | continue; | |
1509 | ||
1510 | config = &property->config[i]; | |
1511 | pos = &config->pos; | |
1512 | sz = &config->sz; | |
1513 | ||
1514 | DRM_ERROR("[%s]f[%d]r[%d]pos[%d %d %d %d]sz[%d %d]\n", | |
1515 | i ? "dst" : "src", config->flip, config->degree, | |
1516 | pos->x, pos->y, pos->w, pos->h, | |
1517 | sz->hsize, sz->vsize); | |
1518 | } | |
1519 | ||
1520 | return -EINVAL; | |
1521 | } | |
1522 | ||
1523 | static void fimc_clear_addr(struct fimc_context *ctx) | |
1524 | { | |
1525 | int i; | |
1526 | ||
1527 | DRM_DEBUG_KMS("%s:\n", __func__); | |
1528 | ||
1529 | for (i = 0; i < FIMC_MAX_SRC; i++) { | |
1530 | fimc_write(0, EXYNOS_CIIYSA(i)); | |
1531 | fimc_write(0, EXYNOS_CIICBSA(i)); | |
1532 | fimc_write(0, EXYNOS_CIICRSA(i)); | |
1533 | } | |
1534 | ||
1535 | for (i = 0; i < FIMC_MAX_DST; i++) { | |
1536 | fimc_write(0, EXYNOS_CIOYSA(i)); | |
1537 | fimc_write(0, EXYNOS_CIOCBSA(i)); | |
1538 | fimc_write(0, EXYNOS_CIOCRSA(i)); | |
1539 | } | |
1540 | } | |
1541 | ||
1542 | static int fimc_ippdrv_reset(struct device *dev) | |
1543 | { | |
1544 | struct fimc_context *ctx = get_fimc_context(dev); | |
1545 | ||
1546 | DRM_DEBUG_KMS("%s\n", __func__); | |
1547 | ||
1548 | /* reset h/w block */ | |
b5c0b552 | 1549 | fimc_sw_reset(ctx); |
16102edb EK |
1550 | |
1551 | /* reset scaler capability */ | |
1552 | memset(&ctx->sc, 0x0, sizeof(ctx->sc)); | |
1553 | ||
1554 | fimc_clear_addr(ctx); | |
1555 | ||
1556 | return 0; | |
1557 | } | |
1558 | ||
1559 | static int fimc_ippdrv_start(struct device *dev, enum drm_exynos_ipp_cmd cmd) | |
1560 | { | |
1561 | struct fimc_context *ctx = get_fimc_context(dev); | |
1562 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; | |
7259c3d6 | 1563 | struct drm_exynos_ipp_cmd_node *c_node = ippdrv->c_node; |
16102edb EK |
1564 | struct drm_exynos_ipp_property *property; |
1565 | struct drm_exynos_ipp_config *config; | |
1566 | struct drm_exynos_pos img_pos[EXYNOS_DRM_OPS_MAX]; | |
1567 | struct drm_exynos_ipp_set_wb set_wb; | |
1568 | int ret, i; | |
1569 | u32 cfg0, cfg1; | |
1570 | ||
1571 | DRM_DEBUG_KMS("%s:cmd[%d]\n", __func__, cmd); | |
1572 | ||
1573 | if (!c_node) { | |
1574 | DRM_ERROR("failed to get c_node.\n"); | |
1575 | return -EINVAL; | |
1576 | } | |
1577 | ||
1578 | property = &c_node->property; | |
16102edb EK |
1579 | |
1580 | fimc_handle_irq(ctx, true, false, true); | |
1581 | ||
1582 | for_each_ipp_ops(i) { | |
1583 | config = &property->config[i]; | |
1584 | img_pos[i] = config->pos; | |
1585 | } | |
1586 | ||
1587 | ret = fimc_set_prescaler(ctx, &ctx->sc, | |
1588 | &img_pos[EXYNOS_DRM_OPS_SRC], | |
1589 | &img_pos[EXYNOS_DRM_OPS_DST]); | |
1590 | if (ret) { | |
1591 | dev_err(dev, "failed to set precalser.\n"); | |
1592 | return ret; | |
1593 | } | |
1594 | ||
1595 | /* If set ture, we can save jpeg about screen */ | |
1596 | fimc_handle_jpeg(ctx, false); | |
1597 | fimc_set_scaler(ctx, &ctx->sc); | |
1598 | fimc_set_polarity(ctx, &ctx->pol); | |
1599 | ||
1600 | switch (cmd) { | |
1601 | case IPP_CMD_M2M: | |
1602 | fimc_set_type_ctrl(ctx, FIMC_WB_NONE); | |
1603 | fimc_handle_lastend(ctx, false); | |
1604 | ||
1605 | /* setup dma */ | |
1606 | cfg0 = fimc_read(EXYNOS_MSCTRL); | |
1607 | cfg0 &= ~EXYNOS_MSCTRL_INPUT_MASK; | |
1608 | cfg0 |= EXYNOS_MSCTRL_INPUT_MEMORY; | |
1609 | fimc_write(cfg0, EXYNOS_MSCTRL); | |
1610 | break; | |
1611 | case IPP_CMD_WB: | |
1612 | fimc_set_type_ctrl(ctx, FIMC_WB_A); | |
1613 | fimc_handle_lastend(ctx, true); | |
1614 | ||
1615 | /* setup FIMD */ | |
1616 | fimc_set_camblk_fimd0_wb(ctx); | |
1617 | ||
1618 | set_wb.enable = 1; | |
1619 | set_wb.refresh = property->refresh_rate; | |
1620 | exynos_drm_ippnb_send_event(IPP_SET_WRITEBACK, (void *)&set_wb); | |
1621 | break; | |
1622 | case IPP_CMD_OUTPUT: | |
1623 | default: | |
1624 | ret = -EINVAL; | |
1625 | dev_err(dev, "invalid operations.\n"); | |
1626 | return ret; | |
1627 | } | |
1628 | ||
1629 | /* Reset status */ | |
1630 | fimc_write(0x0, EXYNOS_CISTATUS); | |
1631 | ||
1632 | cfg0 = fimc_read(EXYNOS_CIIMGCPT); | |
1633 | cfg0 &= ~EXYNOS_CIIMGCPT_IMGCPTEN_SC; | |
1634 | cfg0 |= EXYNOS_CIIMGCPT_IMGCPTEN_SC; | |
1635 | ||
1636 | /* Scaler */ | |
1637 | cfg1 = fimc_read(EXYNOS_CISCCTRL); | |
1638 | cfg1 &= ~EXYNOS_CISCCTRL_SCAN_MASK; | |
1639 | cfg1 |= (EXYNOS_CISCCTRL_PROGRESSIVE | | |
1640 | EXYNOS_CISCCTRL_SCALERSTART); | |
1641 | ||
1642 | fimc_write(cfg1, EXYNOS_CISCCTRL); | |
1643 | ||
1644 | /* Enable image capture*/ | |
1645 | cfg0 |= EXYNOS_CIIMGCPT_IMGCPTEN; | |
1646 | fimc_write(cfg0, EXYNOS_CIIMGCPT); | |
1647 | ||
1648 | /* Disable frame end irq */ | |
1649 | cfg0 = fimc_read(EXYNOS_CIGCTRL); | |
1650 | cfg0 &= ~EXYNOS_CIGCTRL_IRQ_END_DISABLE; | |
1651 | fimc_write(cfg0, EXYNOS_CIGCTRL); | |
1652 | ||
1653 | cfg0 = fimc_read(EXYNOS_CIOCTRL); | |
1654 | cfg0 &= ~EXYNOS_CIOCTRL_WEAVE_MASK; | |
1655 | fimc_write(cfg0, EXYNOS_CIOCTRL); | |
1656 | ||
1657 | if (cmd == IPP_CMD_M2M) { | |
1658 | cfg0 = fimc_read(EXYNOS_MSCTRL); | |
1659 | cfg0 |= EXYNOS_MSCTRL_ENVID; | |
1660 | fimc_write(cfg0, EXYNOS_MSCTRL); | |
1661 | ||
1662 | cfg0 = fimc_read(EXYNOS_MSCTRL); | |
1663 | cfg0 |= EXYNOS_MSCTRL_ENVID; | |
1664 | fimc_write(cfg0, EXYNOS_MSCTRL); | |
1665 | } | |
1666 | ||
1667 | return 0; | |
1668 | } | |
1669 | ||
1670 | static void fimc_ippdrv_stop(struct device *dev, enum drm_exynos_ipp_cmd cmd) | |
1671 | { | |
1672 | struct fimc_context *ctx = get_fimc_context(dev); | |
1673 | struct drm_exynos_ipp_set_wb set_wb = {0, 0}; | |
1674 | u32 cfg; | |
1675 | ||
1676 | DRM_DEBUG_KMS("%s:cmd[%d]\n", __func__, cmd); | |
1677 | ||
1678 | switch (cmd) { | |
1679 | case IPP_CMD_M2M: | |
1680 | /* Source clear */ | |
1681 | cfg = fimc_read(EXYNOS_MSCTRL); | |
1682 | cfg &= ~EXYNOS_MSCTRL_INPUT_MASK; | |
1683 | cfg &= ~EXYNOS_MSCTRL_ENVID; | |
1684 | fimc_write(cfg, EXYNOS_MSCTRL); | |
1685 | break; | |
1686 | case IPP_CMD_WB: | |
1687 | exynos_drm_ippnb_send_event(IPP_SET_WRITEBACK, (void *)&set_wb); | |
1688 | break; | |
1689 | case IPP_CMD_OUTPUT: | |
1690 | default: | |
1691 | dev_err(dev, "invalid operations.\n"); | |
1692 | break; | |
1693 | } | |
1694 | ||
1695 | fimc_handle_irq(ctx, false, false, true); | |
1696 | ||
1697 | /* reset sequence */ | |
1698 | fimc_write(0x0, EXYNOS_CIFCNTSEQ); | |
1699 | ||
1700 | /* Scaler disable */ | |
1701 | cfg = fimc_read(EXYNOS_CISCCTRL); | |
1702 | cfg &= ~EXYNOS_CISCCTRL_SCALERSTART; | |
1703 | fimc_write(cfg, EXYNOS_CISCCTRL); | |
1704 | ||
1705 | /* Disable image capture */ | |
1706 | cfg = fimc_read(EXYNOS_CIIMGCPT); | |
1707 | cfg &= ~(EXYNOS_CIIMGCPT_IMGCPTEN_SC | EXYNOS_CIIMGCPT_IMGCPTEN); | |
1708 | fimc_write(cfg, EXYNOS_CIIMGCPT); | |
1709 | ||
1710 | /* Enable frame end irq */ | |
1711 | cfg = fimc_read(EXYNOS_CIGCTRL); | |
1712 | cfg |= EXYNOS_CIGCTRL_IRQ_END_DISABLE; | |
1713 | fimc_write(cfg, EXYNOS_CIGCTRL); | |
1714 | } | |
1715 | ||
56550d94 | 1716 | static int fimc_probe(struct platform_device *pdev) |
16102edb EK |
1717 | { |
1718 | struct device *dev = &pdev->dev; | |
1719 | struct fimc_context *ctx; | |
1720 | struct clk *parent_clk; | |
1721 | struct resource *res; | |
1722 | struct exynos_drm_ippdrv *ippdrv; | |
1723 | struct exynos_drm_fimc_pdata *pdata; | |
1724 | struct fimc_driverdata *ddata; | |
1725 | int ret; | |
1726 | ||
1727 | pdata = pdev->dev.platform_data; | |
1728 | if (!pdata) { | |
1729 | dev_err(dev, "no platform data specified.\n"); | |
1730 | return -EINVAL; | |
1731 | } | |
1732 | ||
1733 | ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL); | |
1734 | if (!ctx) | |
1735 | return -ENOMEM; | |
1736 | ||
1737 | ddata = (struct fimc_driverdata *) | |
1738 | platform_get_device_id(pdev)->driver_data; | |
1739 | ||
1740 | /* clock control */ | |
15b3263e | 1741 | ctx->sclk_fimc_clk = devm_clk_get(dev, "sclk_fimc"); |
16102edb EK |
1742 | if (IS_ERR(ctx->sclk_fimc_clk)) { |
1743 | dev_err(dev, "failed to get src fimc clock.\n"); | |
87acdde5 | 1744 | return PTR_ERR(ctx->sclk_fimc_clk); |
16102edb EK |
1745 | } |
1746 | clk_enable(ctx->sclk_fimc_clk); | |
1747 | ||
15b3263e | 1748 | ctx->fimc_clk = devm_clk_get(dev, "fimc"); |
16102edb EK |
1749 | if (IS_ERR(ctx->fimc_clk)) { |
1750 | dev_err(dev, "failed to get fimc clock.\n"); | |
16102edb | 1751 | clk_disable(ctx->sclk_fimc_clk); |
87acdde5 | 1752 | return PTR_ERR(ctx->fimc_clk); |
16102edb EK |
1753 | } |
1754 | ||
15b3263e | 1755 | ctx->wb_clk = devm_clk_get(dev, "pxl_async0"); |
16102edb EK |
1756 | if (IS_ERR(ctx->wb_clk)) { |
1757 | dev_err(dev, "failed to get writeback a clock.\n"); | |
16102edb | 1758 | clk_disable(ctx->sclk_fimc_clk); |
87acdde5 | 1759 | return PTR_ERR(ctx->wb_clk); |
16102edb EK |
1760 | } |
1761 | ||
15b3263e | 1762 | ctx->wb_b_clk = devm_clk_get(dev, "pxl_async1"); |
16102edb EK |
1763 | if (IS_ERR(ctx->wb_b_clk)) { |
1764 | dev_err(dev, "failed to get writeback b clock.\n"); | |
16102edb | 1765 | clk_disable(ctx->sclk_fimc_clk); |
87acdde5 | 1766 | return PTR_ERR(ctx->wb_b_clk); |
16102edb EK |
1767 | } |
1768 | ||
15b3263e | 1769 | parent_clk = devm_clk_get(dev, ddata->parent_clk); |
16102edb EK |
1770 | |
1771 | if (IS_ERR(parent_clk)) { | |
1772 | dev_err(dev, "failed to get parent clock.\n"); | |
16102edb | 1773 | clk_disable(ctx->sclk_fimc_clk); |
87acdde5 | 1774 | return PTR_ERR(parent_clk); |
16102edb EK |
1775 | } |
1776 | ||
1777 | if (clk_set_parent(ctx->sclk_fimc_clk, parent_clk)) { | |
1778 | dev_err(dev, "failed to set parent.\n"); | |
16102edb | 1779 | clk_disable(ctx->sclk_fimc_clk); |
87acdde5 | 1780 | return -EINVAL; |
16102edb EK |
1781 | } |
1782 | ||
15b3263e | 1783 | devm_clk_put(dev, parent_clk); |
16102edb EK |
1784 | clk_set_rate(ctx->sclk_fimc_clk, pdata->clk_rate); |
1785 | ||
1786 | /* resource memory */ | |
1787 | ctx->regs_res = platform_get_resource(pdev, IORESOURCE_MEM, 0); | |
d4ed6025 TR |
1788 | ctx->regs = devm_ioremap_resource(dev, ctx->regs_res); |
1789 | if (IS_ERR(ctx->regs)) | |
1790 | return PTR_ERR(ctx->regs); | |
16102edb EK |
1791 | |
1792 | /* resource irq */ | |
1793 | res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); | |
1794 | if (!res) { | |
1795 | dev_err(dev, "failed to request irq resource.\n"); | |
15b3263e | 1796 | return -ENOENT; |
16102edb EK |
1797 | } |
1798 | ||
1799 | ctx->irq = res->start; | |
1800 | ret = request_threaded_irq(ctx->irq, NULL, fimc_irq_handler, | |
1801 | IRQF_ONESHOT, "drm_fimc", ctx); | |
1802 | if (ret < 0) { | |
1803 | dev_err(dev, "failed to request irq.\n"); | |
15b3263e | 1804 | return ret; |
16102edb EK |
1805 | } |
1806 | ||
1807 | /* context initailization */ | |
1808 | ctx->id = pdev->id; | |
1809 | ctx->pol = pdata->pol; | |
1810 | ctx->ddata = ddata; | |
1811 | ||
1812 | ippdrv = &ctx->ippdrv; | |
1813 | ippdrv->dev = dev; | |
1814 | ippdrv->ops[EXYNOS_DRM_OPS_SRC] = &fimc_src_ops; | |
1815 | ippdrv->ops[EXYNOS_DRM_OPS_DST] = &fimc_dst_ops; | |
1816 | ippdrv->check_property = fimc_ippdrv_check_property; | |
1817 | ippdrv->reset = fimc_ippdrv_reset; | |
1818 | ippdrv->start = fimc_ippdrv_start; | |
1819 | ippdrv->stop = fimc_ippdrv_stop; | |
1820 | ret = fimc_init_prop_list(ippdrv); | |
1821 | if (ret < 0) { | |
1822 | dev_err(dev, "failed to init property list.\n"); | |
1823 | goto err_get_irq; | |
1824 | } | |
1825 | ||
1826 | DRM_DEBUG_KMS("%s:id[%d]ippdrv[0x%x]\n", __func__, ctx->id, | |
1827 | (int)ippdrv); | |
1828 | ||
1829 | mutex_init(&ctx->lock); | |
1830 | platform_set_drvdata(pdev, ctx); | |
1831 | ||
1832 | pm_runtime_set_active(dev); | |
1833 | pm_runtime_enable(dev); | |
1834 | ||
1835 | ret = exynos_drm_ippdrv_register(ippdrv); | |
1836 | if (ret < 0) { | |
1837 | dev_err(dev, "failed to register drm fimc device.\n"); | |
1838 | goto err_ippdrv_register; | |
1839 | } | |
1840 | ||
1841 | dev_info(&pdev->dev, "drm fimc registered successfully.\n"); | |
1842 | ||
1843 | return 0; | |
1844 | ||
1845 | err_ippdrv_register: | |
16102edb EK |
1846 | pm_runtime_disable(dev); |
1847 | err_get_irq: | |
1848 | free_irq(ctx->irq, ctx); | |
87acdde5 | 1849 | |
16102edb EK |
1850 | return ret; |
1851 | } | |
1852 | ||
56550d94 | 1853 | static int fimc_remove(struct platform_device *pdev) |
16102edb EK |
1854 | { |
1855 | struct device *dev = &pdev->dev; | |
1856 | struct fimc_context *ctx = get_fimc_context(dev); | |
1857 | struct exynos_drm_ippdrv *ippdrv = &ctx->ippdrv; | |
1858 | ||
16102edb EK |
1859 | exynos_drm_ippdrv_unregister(ippdrv); |
1860 | mutex_destroy(&ctx->lock); | |
1861 | ||
1862 | pm_runtime_set_suspended(dev); | |
1863 | pm_runtime_disable(dev); | |
1864 | ||
1865 | free_irq(ctx->irq, ctx); | |
16102edb EK |
1866 | |
1867 | return 0; | |
1868 | } | |
1869 | ||
1870 | #ifdef CONFIG_PM_SLEEP | |
1871 | static int fimc_suspend(struct device *dev) | |
1872 | { | |
1873 | struct fimc_context *ctx = get_fimc_context(dev); | |
1874 | ||
1875 | DRM_DEBUG_KMS("%s:id[%d]\n", __func__, ctx->id); | |
1876 | ||
1877 | if (pm_runtime_suspended(dev)) | |
1878 | return 0; | |
1879 | ||
1880 | return fimc_clk_ctrl(ctx, false); | |
1881 | } | |
1882 | ||
1883 | static int fimc_resume(struct device *dev) | |
1884 | { | |
1885 | struct fimc_context *ctx = get_fimc_context(dev); | |
1886 | ||
1887 | DRM_DEBUG_KMS("%s:id[%d]\n", __func__, ctx->id); | |
1888 | ||
1889 | if (!pm_runtime_suspended(dev)) | |
1890 | return fimc_clk_ctrl(ctx, true); | |
1891 | ||
1892 | return 0; | |
1893 | } | |
1894 | #endif | |
1895 | ||
1896 | #ifdef CONFIG_PM_RUNTIME | |
1897 | static int fimc_runtime_suspend(struct device *dev) | |
1898 | { | |
1899 | struct fimc_context *ctx = get_fimc_context(dev); | |
1900 | ||
1901 | DRM_DEBUG_KMS("%s:id[%d]\n", __func__, ctx->id); | |
1902 | ||
1903 | return fimc_clk_ctrl(ctx, false); | |
1904 | } | |
1905 | ||
1906 | static int fimc_runtime_resume(struct device *dev) | |
1907 | { | |
1908 | struct fimc_context *ctx = get_fimc_context(dev); | |
1909 | ||
1910 | DRM_DEBUG_KMS("%s:id[%d]\n", __func__, ctx->id); | |
1911 | ||
1912 | return fimc_clk_ctrl(ctx, true); | |
1913 | } | |
1914 | #endif | |
1915 | ||
1916 | static struct fimc_driverdata exynos4210_fimc_data = { | |
1917 | .parent_clk = "mout_mpll", | |
1918 | }; | |
1919 | ||
1920 | static struct fimc_driverdata exynos4410_fimc_data = { | |
1921 | .parent_clk = "mout_mpll_user", | |
1922 | }; | |
1923 | ||
1924 | static struct platform_device_id fimc_driver_ids[] = { | |
1925 | { | |
1926 | .name = "exynos4210-fimc", | |
1927 | .driver_data = (unsigned long)&exynos4210_fimc_data, | |
1928 | }, { | |
1929 | .name = "exynos4412-fimc", | |
1930 | .driver_data = (unsigned long)&exynos4410_fimc_data, | |
1931 | }, | |
1932 | {}, | |
1933 | }; | |
1934 | MODULE_DEVICE_TABLE(platform, fimc_driver_ids); | |
1935 | ||
1936 | static const struct dev_pm_ops fimc_pm_ops = { | |
1937 | SET_SYSTEM_SLEEP_PM_OPS(fimc_suspend, fimc_resume) | |
1938 | SET_RUNTIME_PM_OPS(fimc_runtime_suspend, fimc_runtime_resume, NULL) | |
1939 | }; | |
1940 | ||
1941 | struct platform_driver fimc_driver = { | |
1942 | .probe = fimc_probe, | |
56550d94 | 1943 | .remove = fimc_remove, |
16102edb EK |
1944 | .id_table = fimc_driver_ids, |
1945 | .driver = { | |
1946 | .name = "exynos-drm-fimc", | |
1947 | .owner = THIS_MODULE, | |
1948 | .pm = &fimc_pm_ops, | |
1949 | }, | |
1950 | }; | |
1951 |