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e2842570 | 1 | // SPDX-License-Identifier: GPL-2.0 |
4fdbc678 BG |
2 | /* |
3 | * Copyright (C) STMicroelectronics SA 2014 | |
4 | * Authors: Fabien Dessenne <fabien.dessenne@st.com> for STMicroelectronics. | |
4fdbc678 BG |
5 | */ |
6 | ||
4fdbc678 | 7 | #include <linux/component.h> |
5e2f97a9 SR |
8 | #include <linux/delay.h> |
9 | #include <linux/dma-mapping.h> | |
4fdbc678 | 10 | #include <linux/firmware.h> |
5e2f97a9 SR |
11 | #include <linux/io.h> |
12 | #include <linux/module.h> | |
4fdbc678 | 13 | #include <linux/reset.h> |
0f3e1561 | 14 | #include <linux/seq_file.h> |
4fdbc678 | 15 | |
dd86dc2f | 16 | #include <drm/drm_atomic.h> |
5e2f97a9 | 17 | #include <drm/drm_device.h> |
29d1dc62 | 18 | #include <drm/drm_fb_cma_helper.h> |
5e2f97a9 | 19 | #include <drm/drm_fourcc.h> |
29d1dc62 | 20 | #include <drm/drm_gem_cma_helper.h> |
4fdbc678 | 21 | |
29d1dc62 | 22 | #include "sti_compositor.h" |
5e2f97a9 | 23 | #include "sti_drv.h" |
4fdbc678 | 24 | #include "sti_hqvdp_lut.h" |
9e1f05b2 | 25 | #include "sti_plane.h" |
4fdbc678 BG |
26 | #include "sti_vtg.h" |
27 | ||
28 | /* Firmware name */ | |
29 | #define HQVDP_FMW_NAME "hqvdp-stih407.bin" | |
30 | ||
31 | /* Regs address */ | |
32 | #define HQVDP_DMEM 0x00000000 /* 0x00000000 */ | |
33 | #define HQVDP_PMEM 0x00040000 /* 0x00040000 */ | |
34 | #define HQVDP_RD_PLUG 0x000E0000 /* 0x000E0000 */ | |
35 | #define HQVDP_RD_PLUG_CONTROL (HQVDP_RD_PLUG + 0x1000) /* 0x000E1000 */ | |
36 | #define HQVDP_RD_PLUG_PAGE_SIZE (HQVDP_RD_PLUG + 0x1004) /* 0x000E1004 */ | |
37 | #define HQVDP_RD_PLUG_MIN_OPC (HQVDP_RD_PLUG + 0x1008) /* 0x000E1008 */ | |
38 | #define HQVDP_RD_PLUG_MAX_OPC (HQVDP_RD_PLUG + 0x100C) /* 0x000E100C */ | |
39 | #define HQVDP_RD_PLUG_MAX_CHK (HQVDP_RD_PLUG + 0x1010) /* 0x000E1010 */ | |
40 | #define HQVDP_RD_PLUG_MAX_MSG (HQVDP_RD_PLUG + 0x1014) /* 0x000E1014 */ | |
41 | #define HQVDP_RD_PLUG_MIN_SPACE (HQVDP_RD_PLUG + 0x1018) /* 0x000E1018 */ | |
42 | #define HQVDP_WR_PLUG 0x000E2000 /* 0x000E2000 */ | |
43 | #define HQVDP_WR_PLUG_CONTROL (HQVDP_WR_PLUG + 0x1000) /* 0x000E3000 */ | |
44 | #define HQVDP_WR_PLUG_PAGE_SIZE (HQVDP_WR_PLUG + 0x1004) /* 0x000E3004 */ | |
45 | #define HQVDP_WR_PLUG_MIN_OPC (HQVDP_WR_PLUG + 0x1008) /* 0x000E3008 */ | |
46 | #define HQVDP_WR_PLUG_MAX_OPC (HQVDP_WR_PLUG + 0x100C) /* 0x000E300C */ | |
47 | #define HQVDP_WR_PLUG_MAX_CHK (HQVDP_WR_PLUG + 0x1010) /* 0x000E3010 */ | |
48 | #define HQVDP_WR_PLUG_MAX_MSG (HQVDP_WR_PLUG + 0x1014) /* 0x000E3014 */ | |
49 | #define HQVDP_WR_PLUG_MIN_SPACE (HQVDP_WR_PLUG + 0x1018) /* 0x000E3018 */ | |
50 | #define HQVDP_MBX 0x000E4000 /* 0x000E4000 */ | |
51 | #define HQVDP_MBX_IRQ_TO_XP70 (HQVDP_MBX + 0x0000) /* 0x000E4000 */ | |
52 | #define HQVDP_MBX_INFO_HOST (HQVDP_MBX + 0x0004) /* 0x000E4004 */ | |
53 | #define HQVDP_MBX_IRQ_TO_HOST (HQVDP_MBX + 0x0008) /* 0x000E4008 */ | |
54 | #define HQVDP_MBX_INFO_XP70 (HQVDP_MBX + 0x000C) /* 0x000E400C */ | |
55 | #define HQVDP_MBX_SW_RESET_CTRL (HQVDP_MBX + 0x0010) /* 0x000E4010 */ | |
56 | #define HQVDP_MBX_STARTUP_CTRL1 (HQVDP_MBX + 0x0014) /* 0x000E4014 */ | |
57 | #define HQVDP_MBX_STARTUP_CTRL2 (HQVDP_MBX + 0x0018) /* 0x000E4018 */ | |
58 | #define HQVDP_MBX_GP_STATUS (HQVDP_MBX + 0x001C) /* 0x000E401C */ | |
59 | #define HQVDP_MBX_NEXT_CMD (HQVDP_MBX + 0x0020) /* 0x000E4020 */ | |
60 | #define HQVDP_MBX_CURRENT_CMD (HQVDP_MBX + 0x0024) /* 0x000E4024 */ | |
61 | #define HQVDP_MBX_SOFT_VSYNC (HQVDP_MBX + 0x0028) /* 0x000E4028 */ | |
62 | ||
63 | /* Plugs config */ | |
64 | #define PLUG_CONTROL_ENABLE 0x00000001 | |
65 | #define PLUG_PAGE_SIZE_256 0x00000002 | |
66 | #define PLUG_MIN_OPC_8 0x00000003 | |
67 | #define PLUG_MAX_OPC_64 0x00000006 | |
68 | #define PLUG_MAX_CHK_2X 0x00000001 | |
69 | #define PLUG_MAX_MSG_1X 0x00000000 | |
70 | #define PLUG_MIN_SPACE_1 0x00000000 | |
71 | ||
72 | /* SW reset CTRL */ | |
73 | #define SW_RESET_CTRL_FULL BIT(0) | |
74 | #define SW_RESET_CTRL_CORE BIT(1) | |
75 | ||
76 | /* Startup ctrl 1 */ | |
77 | #define STARTUP_CTRL1_RST_DONE BIT(0) | |
78 | #define STARTUP_CTRL1_AUTH_IDLE BIT(2) | |
79 | ||
80 | /* Startup ctrl 2 */ | |
81 | #define STARTUP_CTRL2_FETCH_EN BIT(1) | |
82 | ||
83 | /* Info xP70 */ | |
84 | #define INFO_XP70_FW_READY BIT(15) | |
85 | #define INFO_XP70_FW_PROCESSING BIT(14) | |
86 | #define INFO_XP70_FW_INITQUEUES BIT(13) | |
87 | ||
88 | /* SOFT_VSYNC */ | |
89 | #define SOFT_VSYNC_HW 0x00000000 | |
90 | #define SOFT_VSYNC_SW_CMD 0x00000001 | |
91 | #define SOFT_VSYNC_SW_CTRL_IRQ 0x00000003 | |
92 | ||
93 | /* Reset & boot poll config */ | |
94 | #define POLL_MAX_ATTEMPT 50 | |
95 | #define POLL_DELAY_MS 20 | |
96 | ||
97 | #define SCALE_FACTOR 8192 | |
98 | #define SCALE_MAX_FOR_LEG_LUT_F 4096 | |
99 | #define SCALE_MAX_FOR_LEG_LUT_E 4915 | |
100 | #define SCALE_MAX_FOR_LEG_LUT_D 6654 | |
101 | #define SCALE_MAX_FOR_LEG_LUT_C 8192 | |
102 | ||
103 | enum sti_hvsrc_orient { | |
104 | HVSRC_HORI, | |
105 | HVSRC_VERT | |
106 | }; | |
107 | ||
108 | /* Command structures */ | |
109 | struct sti_hqvdp_top { | |
110 | u32 config; | |
111 | u32 mem_format; | |
112 | u32 current_luma; | |
113 | u32 current_enh_luma; | |
114 | u32 current_right_luma; | |
115 | u32 current_enh_right_luma; | |
116 | u32 current_chroma; | |
117 | u32 current_enh_chroma; | |
118 | u32 current_right_chroma; | |
119 | u32 current_enh_right_chroma; | |
120 | u32 output_luma; | |
121 | u32 output_chroma; | |
122 | u32 luma_src_pitch; | |
123 | u32 luma_enh_src_pitch; | |
124 | u32 luma_right_src_pitch; | |
125 | u32 luma_enh_right_src_pitch; | |
126 | u32 chroma_src_pitch; | |
127 | u32 chroma_enh_src_pitch; | |
128 | u32 chroma_right_src_pitch; | |
129 | u32 chroma_enh_right_src_pitch; | |
130 | u32 luma_processed_pitch; | |
131 | u32 chroma_processed_pitch; | |
132 | u32 input_frame_size; | |
133 | u32 input_viewport_ori; | |
134 | u32 input_viewport_ori_right; | |
135 | u32 input_viewport_size; | |
136 | u32 left_view_border_width; | |
137 | u32 right_view_border_width; | |
138 | u32 left_view_3d_offset_width; | |
139 | u32 right_view_3d_offset_width; | |
140 | u32 side_stripe_color; | |
141 | u32 crc_reset_ctrl; | |
142 | }; | |
143 | ||
144 | /* Configs for interlaced : no IT, no pass thru, 3 fields */ | |
145 | #define TOP_CONFIG_INTER_BTM 0x00000000 | |
146 | #define TOP_CONFIG_INTER_TOP 0x00000002 | |
147 | ||
148 | /* Config for progressive : no IT, no pass thru, 3 fields */ | |
149 | #define TOP_CONFIG_PROGRESSIVE 0x00000001 | |
150 | ||
151 | /* Default MemFormat: in=420_raster_dual out=444_raster;opaque Mem2Tv mode */ | |
152 | #define TOP_MEM_FORMAT_DFLT 0x00018060 | |
153 | ||
154 | /* Min/Max size */ | |
155 | #define MAX_WIDTH 0x1FFF | |
156 | #define MAX_HEIGHT 0x0FFF | |
157 | #define MIN_WIDTH 0x0030 | |
158 | #define MIN_HEIGHT 0x0010 | |
159 | ||
160 | struct sti_hqvdp_vc1re { | |
161 | u32 ctrl_prv_csdi; | |
162 | u32 ctrl_cur_csdi; | |
163 | u32 ctrl_nxt_csdi; | |
164 | u32 ctrl_cur_fmd; | |
165 | u32 ctrl_nxt_fmd; | |
166 | }; | |
167 | ||
168 | struct sti_hqvdp_fmd { | |
169 | u32 config; | |
170 | u32 viewport_ori; | |
171 | u32 viewport_size; | |
172 | u32 next_next_luma; | |
173 | u32 next_next_right_luma; | |
174 | u32 next_next_next_luma; | |
175 | u32 next_next_next_right_luma; | |
176 | u32 threshold_scd; | |
177 | u32 threshold_rfd; | |
178 | u32 threshold_move; | |
179 | u32 threshold_cfd; | |
180 | }; | |
181 | ||
182 | struct sti_hqvdp_csdi { | |
183 | u32 config; | |
184 | u32 config2; | |
185 | u32 dcdi_config; | |
186 | u32 prev_luma; | |
187 | u32 prev_enh_luma; | |
188 | u32 prev_right_luma; | |
189 | u32 prev_enh_right_luma; | |
190 | u32 next_luma; | |
191 | u32 next_enh_luma; | |
192 | u32 next_right_luma; | |
193 | u32 next_enh_right_luma; | |
194 | u32 prev_chroma; | |
195 | u32 prev_enh_chroma; | |
196 | u32 prev_right_chroma; | |
197 | u32 prev_enh_right_chroma; | |
198 | u32 next_chroma; | |
199 | u32 next_enh_chroma; | |
200 | u32 next_right_chroma; | |
201 | u32 next_enh_right_chroma; | |
202 | u32 prev_motion; | |
203 | u32 prev_right_motion; | |
204 | u32 cur_motion; | |
205 | u32 cur_right_motion; | |
206 | u32 next_motion; | |
207 | u32 next_right_motion; | |
208 | }; | |
209 | ||
210 | /* Config for progressive: by pass */ | |
211 | #define CSDI_CONFIG_PROG 0x00000000 | |
212 | /* Config for directional deinterlacing without motion */ | |
213 | #define CSDI_CONFIG_INTER_DIR 0x00000016 | |
214 | /* Additional configs for fader, blender, motion,... deinterlace algorithms */ | |
215 | #define CSDI_CONFIG2_DFLT 0x000001B3 | |
216 | #define CSDI_DCDI_CONFIG_DFLT 0x00203803 | |
217 | ||
218 | struct sti_hqvdp_hvsrc { | |
219 | u32 hor_panoramic_ctrl; | |
220 | u32 output_picture_size; | |
221 | u32 init_horizontal; | |
222 | u32 init_vertical; | |
223 | u32 param_ctrl; | |
224 | u32 yh_coef[NB_COEF]; | |
225 | u32 ch_coef[NB_COEF]; | |
226 | u32 yv_coef[NB_COEF]; | |
227 | u32 cv_coef[NB_COEF]; | |
228 | u32 hori_shift; | |
229 | u32 vert_shift; | |
230 | }; | |
231 | ||
232 | /* Default ParamCtrl: all controls enabled */ | |
233 | #define HVSRC_PARAM_CTRL_DFLT 0xFFFFFFFF | |
234 | ||
235 | struct sti_hqvdp_iqi { | |
236 | u32 config; | |
237 | u32 demo_wind_size; | |
238 | u32 pk_config; | |
239 | u32 coeff0_coeff1; | |
240 | u32 coeff2_coeff3; | |
241 | u32 coeff4; | |
242 | u32 pk_lut; | |
243 | u32 pk_gain; | |
244 | u32 pk_coring_level; | |
245 | u32 cti_config; | |
246 | u32 le_config; | |
247 | u32 le_lut[64]; | |
248 | u32 con_bri; | |
249 | u32 sat_gain; | |
250 | u32 pxf_conf; | |
251 | u32 default_color; | |
252 | }; | |
253 | ||
254 | /* Default Config : IQI bypassed */ | |
255 | #define IQI_CONFIG_DFLT 0x00000001 | |
256 | /* Default Contrast & Brightness gain = 256 */ | |
257 | #define IQI_CON_BRI_DFLT 0x00000100 | |
258 | /* Default Saturation gain = 256 */ | |
259 | #define IQI_SAT_GAIN_DFLT 0x00000100 | |
260 | /* Default PxfConf : P2I bypassed */ | |
261 | #define IQI_PXF_CONF_DFLT 0x00000001 | |
262 | ||
263 | struct sti_hqvdp_top_status { | |
264 | u32 processing_time; | |
265 | u32 input_y_crc; | |
266 | u32 input_uv_crc; | |
267 | }; | |
268 | ||
269 | struct sti_hqvdp_fmd_status { | |
270 | u32 fmd_repeat_move_status; | |
271 | u32 fmd_scene_count_status; | |
272 | u32 cfd_sum; | |
273 | u32 field_sum; | |
274 | u32 next_y_fmd_crc; | |
275 | u32 next_next_y_fmd_crc; | |
276 | u32 next_next_next_y_fmd_crc; | |
277 | }; | |
278 | ||
279 | struct sti_hqvdp_csdi_status { | |
280 | u32 prev_y_csdi_crc; | |
281 | u32 cur_y_csdi_crc; | |
282 | u32 next_y_csdi_crc; | |
283 | u32 prev_uv_csdi_crc; | |
284 | u32 cur_uv_csdi_crc; | |
285 | u32 next_uv_csdi_crc; | |
286 | u32 y_csdi_crc; | |
287 | u32 uv_csdi_crc; | |
288 | u32 uv_cup_crc; | |
289 | u32 mot_csdi_crc; | |
290 | u32 mot_cur_csdi_crc; | |
291 | u32 mot_prev_csdi_crc; | |
292 | }; | |
293 | ||
294 | struct sti_hqvdp_hvsrc_status { | |
295 | u32 y_hvsrc_crc; | |
296 | u32 u_hvsrc_crc; | |
297 | u32 v_hvsrc_crc; | |
298 | }; | |
299 | ||
300 | struct sti_hqvdp_iqi_status { | |
301 | u32 pxf_it_status; | |
302 | u32 y_iqi_crc; | |
303 | u32 u_iqi_crc; | |
304 | u32 v_iqi_crc; | |
305 | }; | |
306 | ||
307 | /* Main commands. We use 2 commands one being processed by the firmware, one | |
308 | * ready to be fetched upon next Vsync*/ | |
309 | #define NB_VDP_CMD 2 | |
310 | ||
311 | struct sti_hqvdp_cmd { | |
312 | struct sti_hqvdp_top top; | |
313 | struct sti_hqvdp_vc1re vc1re; | |
314 | struct sti_hqvdp_fmd fmd; | |
315 | struct sti_hqvdp_csdi csdi; | |
316 | struct sti_hqvdp_hvsrc hvsrc; | |
317 | struct sti_hqvdp_iqi iqi; | |
318 | struct sti_hqvdp_top_status top_status; | |
319 | struct sti_hqvdp_fmd_status fmd_status; | |
320 | struct sti_hqvdp_csdi_status csdi_status; | |
321 | struct sti_hqvdp_hvsrc_status hvsrc_status; | |
322 | struct sti_hqvdp_iqi_status iqi_status; | |
323 | }; | |
324 | ||
325 | /* | |
326 | * STI HQVDP structure | |
327 | * | |
328 | * @dev: driver device | |
329 | * @drm_dev: the drm device | |
330 | * @regs: registers | |
871bcdfe | 331 | * @plane: plane structure for hqvdp it self |
4fdbc678 BG |
332 | * @clk: IP clock |
333 | * @clk_pix_main: pix main clock | |
334 | * @reset: reset control | |
335 | * @vtg_nb: notifier to handle VTG Vsync | |
336 | * @btm_field_pending: is there any bottom field (interlaced frame) to display | |
4fdbc678 BG |
337 | * @hqvdp_cmd: buffer of commands |
338 | * @hqvdp_cmd_paddr: physical address of hqvdp_cmd | |
339 | * @vtg: vtg for main data path | |
871bcdfe | 340 | * @xp70_initialized: true if xp70 is already initialized |
49fb560a | 341 | * @vtg_registered: true if registered to VTG |
4fdbc678 BG |
342 | */ |
343 | struct sti_hqvdp { | |
344 | struct device *dev; | |
345 | struct drm_device *drm_dev; | |
346 | void __iomem *regs; | |
871bcdfe | 347 | struct sti_plane plane; |
4fdbc678 BG |
348 | struct clk *clk; |
349 | struct clk *clk_pix_main; | |
350 | struct reset_control *reset; | |
351 | struct notifier_block vtg_nb; | |
352 | bool btm_field_pending; | |
4fdbc678 | 353 | void *hqvdp_cmd; |
52807ae9 | 354 | u32 hqvdp_cmd_paddr; |
4fdbc678 | 355 | struct sti_vtg *vtg; |
871bcdfe | 356 | bool xp70_initialized; |
49fb560a | 357 | bool vtg_registered; |
4fdbc678 BG |
358 | }; |
359 | ||
871bcdfe | 360 | #define to_sti_hqvdp(x) container_of(x, struct sti_hqvdp, plane) |
4fdbc678 BG |
361 | |
362 | static const uint32_t hqvdp_supported_formats[] = { | |
363 | DRM_FORMAT_NV12, | |
364 | }; | |
365 | ||
4fdbc678 BG |
366 | /** |
367 | * sti_hqvdp_get_free_cmd | |
368 | * @hqvdp: hqvdp structure | |
369 | * | |
370 | * Look for a hqvdp_cmd that is not being used (or about to be used) by the FW. | |
371 | * | |
372 | * RETURNS: | |
373 | * the offset of the command to be used. | |
374 | * -1 in error cases | |
375 | */ | |
376 | static int sti_hqvdp_get_free_cmd(struct sti_hqvdp *hqvdp) | |
377 | { | |
52807ae9 AB |
378 | u32 curr_cmd, next_cmd; |
379 | u32 cmd = hqvdp->hqvdp_cmd_paddr; | |
4fdbc678 BG |
380 | int i; |
381 | ||
382 | curr_cmd = readl(hqvdp->regs + HQVDP_MBX_CURRENT_CMD); | |
383 | next_cmd = readl(hqvdp->regs + HQVDP_MBX_NEXT_CMD); | |
384 | ||
385 | for (i = 0; i < NB_VDP_CMD; i++) { | |
386 | if ((cmd != curr_cmd) && (cmd != next_cmd)) | |
387 | return i * sizeof(struct sti_hqvdp_cmd); | |
388 | cmd += sizeof(struct sti_hqvdp_cmd); | |
389 | } | |
390 | ||
391 | return -1; | |
392 | } | |
393 | ||
394 | /** | |
395 | * sti_hqvdp_get_curr_cmd | |
396 | * @hqvdp: hqvdp structure | |
397 | * | |
398 | * Look for the hqvdp_cmd that is being used by the FW. | |
399 | * | |
400 | * RETURNS: | |
401 | * the offset of the command to be used. | |
402 | * -1 in error cases | |
403 | */ | |
404 | static int sti_hqvdp_get_curr_cmd(struct sti_hqvdp *hqvdp) | |
405 | { | |
52807ae9 AB |
406 | u32 curr_cmd; |
407 | u32 cmd = hqvdp->hqvdp_cmd_paddr; | |
4fdbc678 BG |
408 | unsigned int i; |
409 | ||
410 | curr_cmd = readl(hqvdp->regs + HQVDP_MBX_CURRENT_CMD); | |
411 | ||
412 | for (i = 0; i < NB_VDP_CMD; i++) { | |
413 | if (cmd == curr_cmd) | |
414 | return i * sizeof(struct sti_hqvdp_cmd); | |
415 | ||
416 | cmd += sizeof(struct sti_hqvdp_cmd); | |
417 | } | |
418 | ||
419 | return -1; | |
420 | } | |
421 | ||
670454bb VA |
422 | /** |
423 | * sti_hqvdp_get_next_cmd | |
424 | * @hqvdp: hqvdp structure | |
425 | * | |
426 | * Look for the next hqvdp_cmd that will be used by the FW. | |
427 | * | |
428 | * RETURNS: | |
429 | * the offset of the next command that will be used. | |
430 | * -1 in error cases | |
431 | */ | |
432 | static int sti_hqvdp_get_next_cmd(struct sti_hqvdp *hqvdp) | |
433 | { | |
434 | int next_cmd; | |
435 | dma_addr_t cmd = hqvdp->hqvdp_cmd_paddr; | |
436 | unsigned int i; | |
437 | ||
438 | next_cmd = readl(hqvdp->regs + HQVDP_MBX_NEXT_CMD); | |
439 | ||
440 | for (i = 0; i < NB_VDP_CMD; i++) { | |
441 | if (cmd == next_cmd) | |
442 | return i * sizeof(struct sti_hqvdp_cmd); | |
443 | ||
444 | cmd += sizeof(struct sti_hqvdp_cmd); | |
445 | } | |
446 | ||
447 | return -1; | |
448 | } | |
449 | ||
450 | #define DBGFS_DUMP(reg) seq_printf(s, "\n %-25s 0x%08X", #reg, \ | |
451 | readl(hqvdp->regs + reg)) | |
452 | ||
453 | static const char *hqvdp_dbg_get_lut(u32 *coef) | |
454 | { | |
455 | if (!memcmp(coef, coef_lut_a_legacy, 16)) | |
456 | return "LUT A"; | |
457 | if (!memcmp(coef, coef_lut_b, 16)) | |
458 | return "LUT B"; | |
459 | if (!memcmp(coef, coef_lut_c_y_legacy, 16)) | |
460 | return "LUT C Y"; | |
461 | if (!memcmp(coef, coef_lut_c_c_legacy, 16)) | |
462 | return "LUT C C"; | |
463 | if (!memcmp(coef, coef_lut_d_y_legacy, 16)) | |
464 | return "LUT D Y"; | |
465 | if (!memcmp(coef, coef_lut_d_c_legacy, 16)) | |
466 | return "LUT D C"; | |
467 | if (!memcmp(coef, coef_lut_e_y_legacy, 16)) | |
468 | return "LUT E Y"; | |
469 | if (!memcmp(coef, coef_lut_e_c_legacy, 16)) | |
470 | return "LUT E C"; | |
471 | if (!memcmp(coef, coef_lut_f_y_legacy, 16)) | |
472 | return "LUT F Y"; | |
473 | if (!memcmp(coef, coef_lut_f_c_legacy, 16)) | |
474 | return "LUT F C"; | |
475 | return "<UNKNOWN>"; | |
476 | } | |
477 | ||
478 | static void hqvdp_dbg_dump_cmd(struct seq_file *s, struct sti_hqvdp_cmd *c) | |
479 | { | |
480 | int src_w, src_h, dst_w, dst_h; | |
481 | ||
482 | seq_puts(s, "\n\tTOP:"); | |
483 | seq_printf(s, "\n\t %-20s 0x%08X", "Config", c->top.config); | |
484 | switch (c->top.config) { | |
485 | case TOP_CONFIG_PROGRESSIVE: | |
486 | seq_puts(s, "\tProgressive"); | |
487 | break; | |
488 | case TOP_CONFIG_INTER_TOP: | |
489 | seq_puts(s, "\tInterlaced, top field"); | |
490 | break; | |
491 | case TOP_CONFIG_INTER_BTM: | |
492 | seq_puts(s, "\tInterlaced, bottom field"); | |
493 | break; | |
494 | default: | |
495 | seq_puts(s, "\t<UNKNOWN>"); | |
496 | break; | |
497 | } | |
498 | ||
499 | seq_printf(s, "\n\t %-20s 0x%08X", "MemFormat", c->top.mem_format); | |
500 | seq_printf(s, "\n\t %-20s 0x%08X", "CurrentY", c->top.current_luma); | |
501 | seq_printf(s, "\n\t %-20s 0x%08X", "CurrentC", c->top.current_chroma); | |
502 | seq_printf(s, "\n\t %-20s 0x%08X", "YSrcPitch", c->top.luma_src_pitch); | |
503 | seq_printf(s, "\n\t %-20s 0x%08X", "CSrcPitch", | |
504 | c->top.chroma_src_pitch); | |
505 | seq_printf(s, "\n\t %-20s 0x%08X", "InputFrameSize", | |
506 | c->top.input_frame_size); | |
507 | seq_printf(s, "\t%dx%d", | |
508 | c->top.input_frame_size & 0x0000FFFF, | |
509 | c->top.input_frame_size >> 16); | |
510 | seq_printf(s, "\n\t %-20s 0x%08X", "InputViewportSize", | |
511 | c->top.input_viewport_size); | |
512 | src_w = c->top.input_viewport_size & 0x0000FFFF; | |
513 | src_h = c->top.input_viewport_size >> 16; | |
514 | seq_printf(s, "\t%dx%d", src_w, src_h); | |
515 | ||
516 | seq_puts(s, "\n\tHVSRC:"); | |
517 | seq_printf(s, "\n\t %-20s 0x%08X", "OutputPictureSize", | |
518 | c->hvsrc.output_picture_size); | |
519 | dst_w = c->hvsrc.output_picture_size & 0x0000FFFF; | |
520 | dst_h = c->hvsrc.output_picture_size >> 16; | |
521 | seq_printf(s, "\t%dx%d", dst_w, dst_h); | |
522 | seq_printf(s, "\n\t %-20s 0x%08X", "ParamCtrl", c->hvsrc.param_ctrl); | |
523 | ||
524 | seq_printf(s, "\n\t %-20s %s", "yh_coef", | |
525 | hqvdp_dbg_get_lut(c->hvsrc.yh_coef)); | |
526 | seq_printf(s, "\n\t %-20s %s", "ch_coef", | |
527 | hqvdp_dbg_get_lut(c->hvsrc.ch_coef)); | |
528 | seq_printf(s, "\n\t %-20s %s", "yv_coef", | |
529 | hqvdp_dbg_get_lut(c->hvsrc.yv_coef)); | |
530 | seq_printf(s, "\n\t %-20s %s", "cv_coef", | |
531 | hqvdp_dbg_get_lut(c->hvsrc.cv_coef)); | |
532 | ||
533 | seq_printf(s, "\n\t %-20s", "ScaleH"); | |
534 | if (dst_w > src_w) | |
535 | seq_printf(s, " %d/1", dst_w / src_w); | |
536 | else | |
537 | seq_printf(s, " 1/%d", src_w / dst_w); | |
538 | ||
539 | seq_printf(s, "\n\t %-20s", "tScaleV"); | |
540 | if (dst_h > src_h) | |
541 | seq_printf(s, " %d/1", dst_h / src_h); | |
542 | else | |
543 | seq_printf(s, " 1/%d", src_h / dst_h); | |
544 | ||
545 | seq_puts(s, "\n\tCSDI:"); | |
546 | seq_printf(s, "\n\t %-20s 0x%08X\t", "Config", c->csdi.config); | |
547 | switch (c->csdi.config) { | |
548 | case CSDI_CONFIG_PROG: | |
549 | seq_puts(s, "Bypass"); | |
550 | break; | |
551 | case CSDI_CONFIG_INTER_DIR: | |
552 | seq_puts(s, "Deinterlace, directional"); | |
553 | break; | |
554 | default: | |
555 | seq_puts(s, "<UNKNOWN>"); | |
556 | break; | |
557 | } | |
558 | ||
559 | seq_printf(s, "\n\t %-20s 0x%08X", "Config2", c->csdi.config2); | |
560 | seq_printf(s, "\n\t %-20s 0x%08X", "DcdiConfig", c->csdi.dcdi_config); | |
561 | } | |
562 | ||
563 | static int hqvdp_dbg_show(struct seq_file *s, void *data) | |
564 | { | |
565 | struct drm_info_node *node = s->private; | |
566 | struct sti_hqvdp *hqvdp = (struct sti_hqvdp *)node->info_ent->data; | |
670454bb VA |
567 | int cmd, cmd_offset, infoxp70; |
568 | void *virt; | |
670454bb VA |
569 | |
570 | seq_printf(s, "%s: (vaddr = 0x%p)", | |
571 | sti_plane_to_str(&hqvdp->plane), hqvdp->regs); | |
572 | ||
573 | DBGFS_DUMP(HQVDP_MBX_IRQ_TO_XP70); | |
574 | DBGFS_DUMP(HQVDP_MBX_INFO_HOST); | |
575 | DBGFS_DUMP(HQVDP_MBX_IRQ_TO_HOST); | |
576 | DBGFS_DUMP(HQVDP_MBX_INFO_XP70); | |
577 | infoxp70 = readl(hqvdp->regs + HQVDP_MBX_INFO_XP70); | |
578 | seq_puts(s, "\tFirmware state: "); | |
579 | if (infoxp70 & INFO_XP70_FW_READY) | |
580 | seq_puts(s, "idle and ready"); | |
581 | else if (infoxp70 & INFO_XP70_FW_PROCESSING) | |
582 | seq_puts(s, "processing a picture"); | |
583 | else if (infoxp70 & INFO_XP70_FW_INITQUEUES) | |
584 | seq_puts(s, "programming queues"); | |
585 | else | |
586 | seq_puts(s, "NOT READY"); | |
587 | ||
588 | DBGFS_DUMP(HQVDP_MBX_SW_RESET_CTRL); | |
589 | DBGFS_DUMP(HQVDP_MBX_STARTUP_CTRL1); | |
590 | if (readl(hqvdp->regs + HQVDP_MBX_STARTUP_CTRL1) | |
591 | & STARTUP_CTRL1_RST_DONE) | |
592 | seq_puts(s, "\tReset is done"); | |
593 | else | |
594 | seq_puts(s, "\tReset is NOT done"); | |
595 | DBGFS_DUMP(HQVDP_MBX_STARTUP_CTRL2); | |
596 | if (readl(hqvdp->regs + HQVDP_MBX_STARTUP_CTRL2) | |
597 | & STARTUP_CTRL2_FETCH_EN) | |
598 | seq_puts(s, "\tFetch is enabled"); | |
599 | else | |
600 | seq_puts(s, "\tFetch is NOT enabled"); | |
601 | DBGFS_DUMP(HQVDP_MBX_GP_STATUS); | |
602 | DBGFS_DUMP(HQVDP_MBX_NEXT_CMD); | |
603 | DBGFS_DUMP(HQVDP_MBX_CURRENT_CMD); | |
604 | DBGFS_DUMP(HQVDP_MBX_SOFT_VSYNC); | |
605 | if (!(readl(hqvdp->regs + HQVDP_MBX_SOFT_VSYNC) & 3)) | |
606 | seq_puts(s, "\tHW Vsync"); | |
607 | else | |
608 | seq_puts(s, "\tSW Vsync ?!?!"); | |
609 | ||
610 | /* Last command */ | |
611 | cmd = readl(hqvdp->regs + HQVDP_MBX_CURRENT_CMD); | |
612 | cmd_offset = sti_hqvdp_get_curr_cmd(hqvdp); | |
613 | if (cmd_offset == -1) { | |
614 | seq_puts(s, "\n\n Last command: unknown"); | |
615 | } else { | |
616 | virt = hqvdp->hqvdp_cmd + cmd_offset; | |
617 | seq_printf(s, "\n\n Last command: address @ 0x%x (0x%p)", | |
618 | cmd, virt); | |
619 | hqvdp_dbg_dump_cmd(s, (struct sti_hqvdp_cmd *)virt); | |
620 | } | |
621 | ||
622 | /* Next command */ | |
623 | cmd = readl(hqvdp->regs + HQVDP_MBX_NEXT_CMD); | |
624 | cmd_offset = sti_hqvdp_get_next_cmd(hqvdp); | |
625 | if (cmd_offset == -1) { | |
626 | seq_puts(s, "\n\n Next command: unknown"); | |
627 | } else { | |
628 | virt = hqvdp->hqvdp_cmd + cmd_offset; | |
629 | seq_printf(s, "\n\n Next command address: @ 0x%x (0x%p)", | |
630 | cmd, virt); | |
631 | hqvdp_dbg_dump_cmd(s, (struct sti_hqvdp_cmd *)virt); | |
632 | } | |
633 | ||
e9635133 | 634 | seq_putc(s, '\n'); |
670454bb VA |
635 | return 0; |
636 | } | |
637 | ||
638 | static struct drm_info_list hqvdp_debugfs_files[] = { | |
639 | { "hqvdp", hqvdp_dbg_show, 0, NULL }, | |
640 | }; | |
641 | ||
54ac836b | 642 | static void hqvdp_debugfs_init(struct sti_hqvdp *hqvdp, struct drm_minor *minor) |
670454bb VA |
643 | { |
644 | unsigned int i; | |
645 | ||
646 | for (i = 0; i < ARRAY_SIZE(hqvdp_debugfs_files); i++) | |
647 | hqvdp_debugfs_files[i].data = hqvdp; | |
648 | ||
54ac836b WK |
649 | drm_debugfs_create_files(hqvdp_debugfs_files, |
650 | ARRAY_SIZE(hqvdp_debugfs_files), | |
651 | minor->debugfs_root, minor); | |
670454bb VA |
652 | } |
653 | ||
4fdbc678 BG |
654 | /** |
655 | * sti_hqvdp_update_hvsrc | |
656 | * @orient: horizontal or vertical | |
657 | * @scale: scaling/zoom factor | |
658 | * @hvsrc: the structure containing the LUT coef | |
659 | * | |
660 | * Update the Y and C Lut coef, as well as the shift param | |
661 | * | |
662 | * RETURNS: | |
663 | * None. | |
664 | */ | |
665 | static void sti_hqvdp_update_hvsrc(enum sti_hvsrc_orient orient, int scale, | |
666 | struct sti_hqvdp_hvsrc *hvsrc) | |
667 | { | |
668 | const int *coef_c, *coef_y; | |
669 | int shift_c, shift_y; | |
670 | ||
671 | /* Get the appropriate coef tables */ | |
672 | if (scale < SCALE_MAX_FOR_LEG_LUT_F) { | |
673 | coef_y = coef_lut_f_y_legacy; | |
674 | coef_c = coef_lut_f_c_legacy; | |
675 | shift_y = SHIFT_LUT_F_Y_LEGACY; | |
676 | shift_c = SHIFT_LUT_F_C_LEGACY; | |
677 | } else if (scale < SCALE_MAX_FOR_LEG_LUT_E) { | |
678 | coef_y = coef_lut_e_y_legacy; | |
679 | coef_c = coef_lut_e_c_legacy; | |
680 | shift_y = SHIFT_LUT_E_Y_LEGACY; | |
681 | shift_c = SHIFT_LUT_E_C_LEGACY; | |
682 | } else if (scale < SCALE_MAX_FOR_LEG_LUT_D) { | |
683 | coef_y = coef_lut_d_y_legacy; | |
684 | coef_c = coef_lut_d_c_legacy; | |
685 | shift_y = SHIFT_LUT_D_Y_LEGACY; | |
686 | shift_c = SHIFT_LUT_D_C_LEGACY; | |
687 | } else if (scale < SCALE_MAX_FOR_LEG_LUT_C) { | |
688 | coef_y = coef_lut_c_y_legacy; | |
689 | coef_c = coef_lut_c_c_legacy; | |
690 | shift_y = SHIFT_LUT_C_Y_LEGACY; | |
691 | shift_c = SHIFT_LUT_C_C_LEGACY; | |
692 | } else if (scale == SCALE_MAX_FOR_LEG_LUT_C) { | |
693 | coef_y = coef_c = coef_lut_b; | |
694 | shift_y = shift_c = SHIFT_LUT_B; | |
695 | } else { | |
696 | coef_y = coef_c = coef_lut_a_legacy; | |
697 | shift_y = shift_c = SHIFT_LUT_A_LEGACY; | |
698 | } | |
699 | ||
700 | if (orient == HVSRC_HORI) { | |
701 | hvsrc->hori_shift = (shift_c << 16) | shift_y; | |
702 | memcpy(hvsrc->yh_coef, coef_y, sizeof(hvsrc->yh_coef)); | |
703 | memcpy(hvsrc->ch_coef, coef_c, sizeof(hvsrc->ch_coef)); | |
704 | } else { | |
705 | hvsrc->vert_shift = (shift_c << 16) | shift_y; | |
706 | memcpy(hvsrc->yv_coef, coef_y, sizeof(hvsrc->yv_coef)); | |
707 | memcpy(hvsrc->cv_coef, coef_c, sizeof(hvsrc->cv_coef)); | |
708 | } | |
709 | } | |
710 | ||
711 | /** | |
712 | * sti_hqvdp_check_hw_scaling | |
29d1dc62 VA |
713 | * @hqvdp: hqvdp pointer |
714 | * @mode: display mode with timing constraints | |
715 | * @src_w: source width | |
716 | * @src_h: source height | |
717 | * @dst_w: destination width | |
718 | * @dst_h: destination height | |
4fdbc678 BG |
719 | * |
720 | * Check if the HW is able to perform the scaling request | |
721 | * The firmware scaling limitation is "CEIL(1/Zy) <= FLOOR(LFW)" where: | |
722 | * Zy = OutputHeight / InputHeight | |
723 | * LFW = (Tx * IPClock) / (MaxNbCycles * Cp) | |
724 | * Tx : Total video mode horizontal resolution | |
725 | * IPClock : HQVDP IP clock (Mhz) | |
726 | * MaxNbCycles: max(InputWidth, OutputWidth) | |
727 | * Cp: Video mode pixel clock (Mhz) | |
728 | * | |
729 | * RETURNS: | |
730 | * True if the HW can scale. | |
731 | */ | |
29d1dc62 VA |
732 | static bool sti_hqvdp_check_hw_scaling(struct sti_hqvdp *hqvdp, |
733 | struct drm_display_mode *mode, | |
734 | int src_w, int src_h, | |
735 | int dst_w, int dst_h) | |
4fdbc678 | 736 | { |
4fdbc678 BG |
737 | unsigned long lfw; |
738 | unsigned int inv_zy; | |
739 | ||
29d1dc62 VA |
740 | lfw = mode->htotal * (clk_get_rate(hqvdp->clk) / 1000000); |
741 | lfw /= max(src_w, dst_w) * mode->clock / 1000; | |
4fdbc678 | 742 | |
29d1dc62 | 743 | inv_zy = DIV_ROUND_UP(src_h, dst_h); |
4fdbc678 BG |
744 | |
745 | return (inv_zy <= lfw) ? true : false; | |
746 | } | |
747 | ||
871bcdfe VA |
748 | /** |
749 | * sti_hqvdp_disable | |
29d1dc62 | 750 | * @hqvdp: hqvdp pointer |
871bcdfe VA |
751 | * |
752 | * Disables the HQVDP plane | |
871bcdfe | 753 | */ |
29d1dc62 | 754 | static void sti_hqvdp_disable(struct sti_hqvdp *hqvdp) |
4fdbc678 | 755 | { |
4fdbc678 BG |
756 | int i; |
757 | ||
29d1dc62 | 758 | DRM_DEBUG_DRIVER("%s\n", sti_plane_to_str(&hqvdp->plane)); |
4fdbc678 BG |
759 | |
760 | /* Unregister VTG Vsync callback */ | |
29d1dc62 | 761 | if (sti_vtg_unregister_client(hqvdp->vtg, &hqvdp->vtg_nb)) |
4fdbc678 BG |
762 | DRM_DEBUG_DRIVER("Warning: cannot unregister VTG notifier\n"); |
763 | ||
764 | /* Set next cmd to NULL */ | |
765 | writel(0, hqvdp->regs + HQVDP_MBX_NEXT_CMD); | |
766 | ||
767 | for (i = 0; i < POLL_MAX_ATTEMPT; i++) { | |
768 | if (readl(hqvdp->regs + HQVDP_MBX_INFO_XP70) | |
769 | & INFO_XP70_FW_READY) | |
770 | break; | |
771 | msleep(POLL_DELAY_MS); | |
772 | } | |
773 | ||
774 | /* VTG can stop now */ | |
775 | clk_disable_unprepare(hqvdp->clk_pix_main); | |
776 | ||
29d1dc62 | 777 | if (i == POLL_MAX_ATTEMPT) |
4fdbc678 | 778 | DRM_ERROR("XP70 could not revert to idle\n"); |
4fdbc678 | 779 | |
29d1dc62 | 780 | hqvdp->plane.status = STI_PLANE_DISABLED; |
49fb560a | 781 | hqvdp->vtg_registered = false; |
4fdbc678 BG |
782 | } |
783 | ||
784 | /** | |
6c3f9533 | 785 | * sti_hqvdp_vtg_cb |
4fdbc678 BG |
786 | * @nb: notifier block |
787 | * @evt: event message | |
788 | * @data: private data | |
789 | * | |
790 | * Handle VTG Vsync event, display pending bottom field | |
791 | * | |
792 | * RETURNS: | |
793 | * 0 on success. | |
794 | */ | |
bdfd36ef | 795 | static int sti_hqvdp_vtg_cb(struct notifier_block *nb, unsigned long evt, void *data) |
4fdbc678 BG |
796 | { |
797 | struct sti_hqvdp *hqvdp = container_of(nb, struct sti_hqvdp, vtg_nb); | |
798 | int btm_cmd_offset, top_cmd_offest; | |
799 | struct sti_hqvdp_cmd *btm_cmd, *top_cmd; | |
800 | ||
801 | if ((evt != VTG_TOP_FIELD_EVENT) && (evt != VTG_BOTTOM_FIELD_EVENT)) { | |
802 | DRM_DEBUG_DRIVER("Unknown event\n"); | |
803 | return 0; | |
804 | } | |
805 | ||
29d1dc62 VA |
806 | if (hqvdp->plane.status == STI_PLANE_FLUSHING) { |
807 | /* disable need to be synchronize on vsync event */ | |
808 | DRM_DEBUG_DRIVER("Vsync event received => disable %s\n", | |
809 | sti_plane_to_str(&hqvdp->plane)); | |
810 | ||
811 | sti_hqvdp_disable(hqvdp); | |
812 | } | |
813 | ||
4fdbc678 BG |
814 | if (hqvdp->btm_field_pending) { |
815 | /* Create the btm field command from the current one */ | |
816 | btm_cmd_offset = sti_hqvdp_get_free_cmd(hqvdp); | |
817 | top_cmd_offest = sti_hqvdp_get_curr_cmd(hqvdp); | |
818 | if ((btm_cmd_offset == -1) || (top_cmd_offest == -1)) { | |
e4250b3e | 819 | DRM_DEBUG_DRIVER("Warning: no cmd, will skip field\n"); |
4fdbc678 BG |
820 | return -EBUSY; |
821 | } | |
822 | ||
823 | btm_cmd = hqvdp->hqvdp_cmd + btm_cmd_offset; | |
824 | top_cmd = hqvdp->hqvdp_cmd + top_cmd_offest; | |
825 | ||
826 | memcpy(btm_cmd, top_cmd, sizeof(*btm_cmd)); | |
827 | ||
828 | btm_cmd->top.config = TOP_CONFIG_INTER_BTM; | |
829 | btm_cmd->top.current_luma += | |
830 | btm_cmd->top.luma_src_pitch / 2; | |
831 | btm_cmd->top.current_chroma += | |
832 | btm_cmd->top.chroma_src_pitch / 2; | |
833 | ||
834 | /* Post the command to mailbox */ | |
835 | writel(hqvdp->hqvdp_cmd_paddr + btm_cmd_offset, | |
836 | hqvdp->regs + HQVDP_MBX_NEXT_CMD); | |
837 | ||
4fdbc678 BG |
838 | hqvdp->btm_field_pending = false; |
839 | ||
840 | dev_dbg(hqvdp->dev, "%s Posted command:0x%x\n", | |
841 | __func__, hqvdp->hqvdp_cmd_paddr); | |
bf8f9e4a VA |
842 | |
843 | sti_plane_update_fps(&hqvdp->plane, false, true); | |
4fdbc678 BG |
844 | } |
845 | ||
846 | return 0; | |
847 | } | |
848 | ||
871bcdfe | 849 | static void sti_hqvdp_init(struct sti_hqvdp *hqvdp) |
4fdbc678 | 850 | { |
4fdbc678 | 851 | int size; |
52807ae9 | 852 | dma_addr_t dma_addr; |
4fdbc678 | 853 | |
4fdbc678 BG |
854 | hqvdp->vtg_nb.notifier_call = sti_hqvdp_vtg_cb; |
855 | ||
856 | /* Allocate memory for the VDP commands */ | |
857 | size = NB_VDP_CMD * sizeof(struct sti_hqvdp_cmd); | |
f6e45661 | 858 | hqvdp->hqvdp_cmd = dma_alloc_wc(hqvdp->dev, size, |
266c73b7 | 859 | &dma_addr, |
f6e45661 | 860 | GFP_KERNEL | GFP_DMA); |
4fdbc678 BG |
861 | if (!hqvdp->hqvdp_cmd) { |
862 | DRM_ERROR("Failed to allocate memory for VDP cmd\n"); | |
863 | return; | |
864 | } | |
865 | ||
52807ae9 | 866 | hqvdp->hqvdp_cmd_paddr = (u32)dma_addr; |
4fdbc678 BG |
867 | memset(hqvdp->hqvdp_cmd, 0, size); |
868 | } | |
869 | ||
e00fe64a VA |
870 | static void sti_hqvdp_init_plugs(struct sti_hqvdp *hqvdp) |
871 | { | |
872 | /* Configure Plugs (same for RD & WR) */ | |
873 | writel(PLUG_PAGE_SIZE_256, hqvdp->regs + HQVDP_RD_PLUG_PAGE_SIZE); | |
874 | writel(PLUG_MIN_OPC_8, hqvdp->regs + HQVDP_RD_PLUG_MIN_OPC); | |
875 | writel(PLUG_MAX_OPC_64, hqvdp->regs + HQVDP_RD_PLUG_MAX_OPC); | |
876 | writel(PLUG_MAX_CHK_2X, hqvdp->regs + HQVDP_RD_PLUG_MAX_CHK); | |
877 | writel(PLUG_MAX_MSG_1X, hqvdp->regs + HQVDP_RD_PLUG_MAX_MSG); | |
878 | writel(PLUG_MIN_SPACE_1, hqvdp->regs + HQVDP_RD_PLUG_MIN_SPACE); | |
879 | writel(PLUG_CONTROL_ENABLE, hqvdp->regs + HQVDP_RD_PLUG_CONTROL); | |
880 | ||
881 | writel(PLUG_PAGE_SIZE_256, hqvdp->regs + HQVDP_WR_PLUG_PAGE_SIZE); | |
882 | writel(PLUG_MIN_OPC_8, hqvdp->regs + HQVDP_WR_PLUG_MIN_OPC); | |
883 | writel(PLUG_MAX_OPC_64, hqvdp->regs + HQVDP_WR_PLUG_MAX_OPC); | |
884 | writel(PLUG_MAX_CHK_2X, hqvdp->regs + HQVDP_WR_PLUG_MAX_CHK); | |
885 | writel(PLUG_MAX_MSG_1X, hqvdp->regs + HQVDP_WR_PLUG_MAX_MSG); | |
886 | writel(PLUG_MIN_SPACE_1, hqvdp->regs + HQVDP_WR_PLUG_MIN_SPACE); | |
887 | writel(PLUG_CONTROL_ENABLE, hqvdp->regs + HQVDP_WR_PLUG_CONTROL); | |
888 | } | |
889 | ||
890 | /** | |
891 | * sti_hqvdp_start_xp70 | |
892 | * @hqvdp: hqvdp pointer | |
893 | * | |
894 | * Run the xP70 initialization sequence | |
895 | */ | |
896 | static void sti_hqvdp_start_xp70(struct sti_hqvdp *hqvdp) | |
897 | { | |
898 | const struct firmware *firmware; | |
899 | u32 *fw_rd_plug, *fw_wr_plug, *fw_pmem, *fw_dmem; | |
900 | u8 *data; | |
901 | int i; | |
902 | struct fw_header { | |
903 | int rd_size; | |
904 | int wr_size; | |
905 | int pmem_size; | |
906 | int dmem_size; | |
907 | } *header; | |
908 | ||
909 | DRM_DEBUG_DRIVER("\n"); | |
910 | ||
911 | if (hqvdp->xp70_initialized) { | |
dd86dc2f | 912 | DRM_DEBUG_DRIVER("HQVDP XP70 already initialized\n"); |
e00fe64a VA |
913 | return; |
914 | } | |
915 | ||
916 | /* Request firmware */ | |
917 | if (request_firmware(&firmware, HQVDP_FMW_NAME, hqvdp->dev)) { | |
918 | DRM_ERROR("Can't get HQVDP firmware\n"); | |
919 | return; | |
920 | } | |
921 | ||
922 | /* Check firmware parts */ | |
923 | if (!firmware) { | |
924 | DRM_ERROR("Firmware not available\n"); | |
925 | return; | |
926 | } | |
927 | ||
928 | header = (struct fw_header *)firmware->data; | |
929 | if (firmware->size < sizeof(*header)) { | |
668b5136 | 930 | DRM_ERROR("Invalid firmware size (%zu)\n", firmware->size); |
e00fe64a VA |
931 | goto out; |
932 | } | |
933 | if ((sizeof(*header) + header->rd_size + header->wr_size + | |
934 | header->pmem_size + header->dmem_size) != firmware->size) { | |
668b5136 | 935 | DRM_ERROR("Invalid fmw structure (%zu+%d+%d+%d+%d != %zu)\n", |
e00fe64a VA |
936 | sizeof(*header), header->rd_size, header->wr_size, |
937 | header->pmem_size, header->dmem_size, | |
938 | firmware->size); | |
939 | goto out; | |
940 | } | |
941 | ||
942 | data = (u8 *)firmware->data; | |
943 | data += sizeof(*header); | |
944 | fw_rd_plug = (void *)data; | |
945 | data += header->rd_size; | |
946 | fw_wr_plug = (void *)data; | |
947 | data += header->wr_size; | |
948 | fw_pmem = (void *)data; | |
949 | data += header->pmem_size; | |
950 | fw_dmem = (void *)data; | |
951 | ||
952 | /* Enable clock */ | |
953 | if (clk_prepare_enable(hqvdp->clk)) | |
954 | DRM_ERROR("Failed to prepare/enable HQVDP clk\n"); | |
955 | ||
956 | /* Reset */ | |
957 | writel(SW_RESET_CTRL_FULL, hqvdp->regs + HQVDP_MBX_SW_RESET_CTRL); | |
958 | ||
959 | for (i = 0; i < POLL_MAX_ATTEMPT; i++) { | |
960 | if (readl(hqvdp->regs + HQVDP_MBX_STARTUP_CTRL1) | |
961 | & STARTUP_CTRL1_RST_DONE) | |
962 | break; | |
963 | msleep(POLL_DELAY_MS); | |
964 | } | |
965 | if (i == POLL_MAX_ATTEMPT) { | |
966 | DRM_ERROR("Could not reset\n"); | |
c284a0bd | 967 | clk_disable_unprepare(hqvdp->clk); |
e00fe64a VA |
968 | goto out; |
969 | } | |
970 | ||
971 | /* Init Read & Write plugs */ | |
972 | for (i = 0; i < header->rd_size / 4; i++) | |
973 | writel(fw_rd_plug[i], hqvdp->regs + HQVDP_RD_PLUG + i * 4); | |
974 | for (i = 0; i < header->wr_size / 4; i++) | |
975 | writel(fw_wr_plug[i], hqvdp->regs + HQVDP_WR_PLUG + i * 4); | |
976 | ||
977 | sti_hqvdp_init_plugs(hqvdp); | |
978 | ||
979 | /* Authorize Idle Mode */ | |
980 | writel(STARTUP_CTRL1_AUTH_IDLE, hqvdp->regs + HQVDP_MBX_STARTUP_CTRL1); | |
981 | ||
982 | /* Prevent VTG interruption during the boot */ | |
983 | writel(SOFT_VSYNC_SW_CTRL_IRQ, hqvdp->regs + HQVDP_MBX_SOFT_VSYNC); | |
984 | writel(0, hqvdp->regs + HQVDP_MBX_NEXT_CMD); | |
985 | ||
986 | /* Download PMEM & DMEM */ | |
987 | for (i = 0; i < header->pmem_size / 4; i++) | |
988 | writel(fw_pmem[i], hqvdp->regs + HQVDP_PMEM + i * 4); | |
989 | for (i = 0; i < header->dmem_size / 4; i++) | |
990 | writel(fw_dmem[i], hqvdp->regs + HQVDP_DMEM + i * 4); | |
991 | ||
992 | /* Enable fetch */ | |
993 | writel(STARTUP_CTRL2_FETCH_EN, hqvdp->regs + HQVDP_MBX_STARTUP_CTRL2); | |
994 | ||
995 | /* Wait end of boot */ | |
996 | for (i = 0; i < POLL_MAX_ATTEMPT; i++) { | |
997 | if (readl(hqvdp->regs + HQVDP_MBX_INFO_XP70) | |
998 | & INFO_XP70_FW_READY) | |
999 | break; | |
1000 | msleep(POLL_DELAY_MS); | |
1001 | } | |
1002 | if (i == POLL_MAX_ATTEMPT) { | |
1003 | DRM_ERROR("Could not boot\n"); | |
c284a0bd | 1004 | clk_disable_unprepare(hqvdp->clk); |
e00fe64a VA |
1005 | goto out; |
1006 | } | |
1007 | ||
1008 | /* Launch Vsync */ | |
1009 | writel(SOFT_VSYNC_HW, hqvdp->regs + HQVDP_MBX_SOFT_VSYNC); | |
1010 | ||
1011 | DRM_INFO("HQVDP XP70 initialized\n"); | |
1012 | ||
1013 | hqvdp->xp70_initialized = true; | |
1014 | ||
1015 | out: | |
1016 | release_firmware(firmware); | |
1017 | } | |
1018 | ||
dd86dc2f | 1019 | static int sti_hqvdp_atomic_check(struct drm_plane *drm_plane, |
7c11b99a | 1020 | struct drm_atomic_state *state) |
29d1dc62 | 1021 | { |
7c11b99a MR |
1022 | struct drm_plane_state *new_plane_state = drm_atomic_get_new_plane_state(state, |
1023 | drm_plane); | |
29d1dc62 VA |
1024 | struct sti_plane *plane = to_sti_plane(drm_plane); |
1025 | struct sti_hqvdp *hqvdp = to_sti_hqvdp(plane); | |
ba5c1649 MR |
1026 | struct drm_crtc *crtc = new_plane_state->crtc; |
1027 | struct drm_framebuffer *fb = new_plane_state->fb; | |
dd86dc2f VA |
1028 | struct drm_crtc_state *crtc_state; |
1029 | struct drm_display_mode *mode; | |
1030 | int dst_x, dst_y, dst_w, dst_h; | |
1031 | int src_x, src_y, src_w, src_h; | |
1032 | ||
1033 | /* no need for further checks if the plane is being disabled */ | |
1034 | if (!crtc || !fb) | |
1035 | return 0; | |
1036 | ||
dec92020 | 1037 | crtc_state = drm_atomic_get_crtc_state(state, crtc); |
dd86dc2f | 1038 | mode = &crtc_state->mode; |
ba5c1649 MR |
1039 | dst_x = new_plane_state->crtc_x; |
1040 | dst_y = new_plane_state->crtc_y; | |
1041 | dst_w = clamp_val(new_plane_state->crtc_w, 0, mode->hdisplay - dst_x); | |
1042 | dst_h = clamp_val(new_plane_state->crtc_h, 0, mode->vdisplay - dst_y); | |
dd86dc2f | 1043 | /* src_x are in 16.16 format */ |
ba5c1649 MR |
1044 | src_x = new_plane_state->src_x >> 16; |
1045 | src_y = new_plane_state->src_y >> 16; | |
1046 | src_w = new_plane_state->src_w >> 16; | |
1047 | src_h = new_plane_state->src_h >> 16; | |
dd86dc2f | 1048 | |
6801723b FD |
1049 | if (mode->clock && !sti_hqvdp_check_hw_scaling(hqvdp, mode, |
1050 | src_w, src_h, | |
1051 | dst_w, dst_h)) { | |
dd86dc2f VA |
1052 | DRM_ERROR("Scaling beyond HW capabilities\n"); |
1053 | return -EINVAL; | |
1054 | } | |
1055 | ||
1056 | if (!drm_fb_cma_get_gem_obj(fb, 0)) { | |
1057 | DRM_ERROR("Can't get CMA GEM object for fb\n"); | |
1058 | return -EINVAL; | |
1059 | } | |
1060 | ||
1061 | /* | |
1062 | * Input / output size | |
1063 | * Align to upper even value | |
1064 | */ | |
1065 | dst_w = ALIGN(dst_w, 2); | |
1066 | dst_h = ALIGN(dst_h, 2); | |
1067 | ||
1068 | if ((src_w > MAX_WIDTH) || (src_w < MIN_WIDTH) || | |
1069 | (src_h > MAX_HEIGHT) || (src_h < MIN_HEIGHT) || | |
1070 | (dst_w > MAX_WIDTH) || (dst_w < MIN_WIDTH) || | |
1071 | (dst_h > MAX_HEIGHT) || (dst_h < MIN_HEIGHT)) { | |
1072 | DRM_ERROR("Invalid in/out size %dx%d -> %dx%d\n", | |
1073 | src_w, src_h, | |
1074 | dst_w, dst_h); | |
1075 | return -EINVAL; | |
1076 | } | |
1077 | ||
49fb560a | 1078 | if (!hqvdp->xp70_initialized) |
dd86dc2f VA |
1079 | /* Start HQVDP XP70 coprocessor */ |
1080 | sti_hqvdp_start_xp70(hqvdp); | |
1081 | ||
49fb560a | 1082 | if (!hqvdp->vtg_registered) { |
dd86dc2f VA |
1083 | /* Prevent VTG shutdown */ |
1084 | if (clk_prepare_enable(hqvdp->clk_pix_main)) { | |
1085 | DRM_ERROR("Failed to prepare/enable pix main clk\n"); | |
1086 | return -EINVAL; | |
1087 | } | |
1088 | ||
1089 | /* Register VTG Vsync callback to handle bottom fields */ | |
1090 | if (sti_vtg_register_client(hqvdp->vtg, | |
1091 | &hqvdp->vtg_nb, | |
1092 | crtc)) { | |
1093 | DRM_ERROR("Cannot register VTG notifier\n"); | |
c284a0bd | 1094 | clk_disable_unprepare(hqvdp->clk_pix_main); |
dd86dc2f VA |
1095 | return -EINVAL; |
1096 | } | |
49fb560a | 1097 | hqvdp->vtg_registered = true; |
dd86dc2f | 1098 | } |
29d1dc62 VA |
1099 | |
1100 | DRM_DEBUG_KMS("CRTC:%d (%s) drm plane:%d (%s)\n", | |
dd86dc2f | 1101 | crtc->base.id, sti_mixer_to_str(to_sti_mixer(crtc)), |
29d1dc62 VA |
1102 | drm_plane->base.id, sti_plane_to_str(plane)); |
1103 | DRM_DEBUG_KMS("%s dst=(%dx%d)@(%d,%d) - src=(%dx%d)@(%d,%d)\n", | |
1104 | sti_plane_to_str(plane), | |
1105 | dst_w, dst_h, dst_x, dst_y, | |
1106 | src_w, src_h, src_x, src_y); | |
1107 | ||
dd86dc2f VA |
1108 | return 0; |
1109 | } | |
1110 | ||
1111 | static void sti_hqvdp_atomic_update(struct drm_plane *drm_plane, | |
977697e2 | 1112 | struct drm_atomic_state *state) |
dd86dc2f | 1113 | { |
977697e2 MR |
1114 | struct drm_plane_state *oldstate = drm_atomic_get_old_plane_state(state, |
1115 | drm_plane); | |
37418bf1 MR |
1116 | struct drm_plane_state *newstate = drm_atomic_get_new_plane_state(state, |
1117 | drm_plane); | |
dd86dc2f VA |
1118 | struct sti_plane *plane = to_sti_plane(drm_plane); |
1119 | struct sti_hqvdp *hqvdp = to_sti_hqvdp(plane); | |
41016fe1 MR |
1120 | struct drm_crtc *crtc = newstate->crtc; |
1121 | struct drm_framebuffer *fb = newstate->fb; | |
dd86dc2f VA |
1122 | struct drm_display_mode *mode; |
1123 | int dst_x, dst_y, dst_w, dst_h; | |
1124 | int src_x, src_y, src_w, src_h; | |
1125 | struct drm_gem_cma_object *cma_obj; | |
1126 | struct sti_hqvdp_cmd *cmd; | |
1127 | int scale_h, scale_v; | |
1128 | int cmd_offset; | |
1129 | ||
1130 | if (!crtc || !fb) | |
1131 | return; | |
1132 | ||
41016fe1 MR |
1133 | if ((oldstate->fb == newstate->fb) && |
1134 | (oldstate->crtc_x == newstate->crtc_x) && | |
1135 | (oldstate->crtc_y == newstate->crtc_y) && | |
1136 | (oldstate->crtc_w == newstate->crtc_w) && | |
1137 | (oldstate->crtc_h == newstate->crtc_h) && | |
1138 | (oldstate->src_x == newstate->src_x) && | |
1139 | (oldstate->src_y == newstate->src_y) && | |
1140 | (oldstate->src_w == newstate->src_w) && | |
1141 | (oldstate->src_h == newstate->src_h)) { | |
97120776 FD |
1142 | /* No change since last update, do not post cmd */ |
1143 | DRM_DEBUG_DRIVER("No change, not posting cmd\n"); | |
1144 | plane->status = STI_PLANE_UPDATED; | |
1145 | return; | |
1146 | } | |
1147 | ||
dd86dc2f | 1148 | mode = &crtc->mode; |
41016fe1 MR |
1149 | dst_x = newstate->crtc_x; |
1150 | dst_y = newstate->crtc_y; | |
1151 | dst_w = clamp_val(newstate->crtc_w, 0, mode->hdisplay - dst_x); | |
1152 | dst_h = clamp_val(newstate->crtc_h, 0, mode->vdisplay - dst_y); | |
dd86dc2f | 1153 | /* src_x are in 16.16 format */ |
41016fe1 MR |
1154 | src_x = newstate->src_x >> 16; |
1155 | src_y = newstate->src_y >> 16; | |
1156 | src_w = newstate->src_w >> 16; | |
1157 | src_h = newstate->src_h >> 16; | |
dd86dc2f | 1158 | |
29d1dc62 VA |
1159 | cmd_offset = sti_hqvdp_get_free_cmd(hqvdp); |
1160 | if (cmd_offset == -1) { | |
e4250b3e | 1161 | DRM_DEBUG_DRIVER("Warning: no cmd, will skip frame\n"); |
29d1dc62 VA |
1162 | return; |
1163 | } | |
1164 | cmd = hqvdp->hqvdp_cmd + cmd_offset; | |
1165 | ||
29d1dc62 VA |
1166 | /* Static parameters, defaulting to progressive mode */ |
1167 | cmd->top.config = TOP_CONFIG_PROGRESSIVE; | |
1168 | cmd->top.mem_format = TOP_MEM_FORMAT_DFLT; | |
1169 | cmd->hvsrc.param_ctrl = HVSRC_PARAM_CTRL_DFLT; | |
1170 | cmd->csdi.config = CSDI_CONFIG_PROG; | |
1171 | ||
1172 | /* VC1RE, FMD bypassed : keep everything set to 0 | |
1173 | * IQI/P2I bypassed */ | |
1174 | cmd->iqi.config = IQI_CONFIG_DFLT; | |
1175 | cmd->iqi.con_bri = IQI_CON_BRI_DFLT; | |
1176 | cmd->iqi.sat_gain = IQI_SAT_GAIN_DFLT; | |
1177 | cmd->iqi.pxf_conf = IQI_PXF_CONF_DFLT; | |
1178 | ||
1179 | cma_obj = drm_fb_cma_get_gem_obj(fb, 0); | |
29d1dc62 VA |
1180 | |
1181 | DRM_DEBUG_DRIVER("drm FB:%d format:%.4s phys@:0x%lx\n", fb->base.id, | |
438b74a5 | 1182 | (char *)&fb->format->format, |
29d1dc62 VA |
1183 | (unsigned long)cma_obj->paddr); |
1184 | ||
1185 | /* Buffer planes address */ | |
1186 | cmd->top.current_luma = (u32)cma_obj->paddr + fb->offsets[0]; | |
1187 | cmd->top.current_chroma = (u32)cma_obj->paddr + fb->offsets[1]; | |
1188 | ||
1189 | /* Pitches */ | |
1190 | cmd->top.luma_processed_pitch = fb->pitches[0]; | |
1191 | cmd->top.luma_src_pitch = fb->pitches[0]; | |
1192 | cmd->top.chroma_processed_pitch = fb->pitches[1]; | |
1193 | cmd->top.chroma_src_pitch = fb->pitches[1]; | |
1194 | ||
1195 | /* Input / output size | |
1196 | * Align to upper even value */ | |
1197 | dst_w = ALIGN(dst_w, 2); | |
1198 | dst_h = ALIGN(dst_h, 2); | |
1199 | ||
29d1dc62 VA |
1200 | cmd->top.input_viewport_size = src_h << 16 | src_w; |
1201 | cmd->top.input_frame_size = src_h << 16 | src_w; | |
1202 | cmd->hvsrc.output_picture_size = dst_h << 16 | dst_w; | |
1203 | cmd->top.input_viewport_ori = src_y << 16 | src_x; | |
1204 | ||
1205 | /* Handle interlaced */ | |
1206 | if (fb->flags & DRM_MODE_FB_INTERLACED) { | |
1207 | /* Top field to display */ | |
1208 | cmd->top.config = TOP_CONFIG_INTER_TOP; | |
1209 | ||
1210 | /* Update pitches and vert size */ | |
1211 | cmd->top.input_frame_size = (src_h / 2) << 16 | src_w; | |
1212 | cmd->top.luma_processed_pitch *= 2; | |
1213 | cmd->top.luma_src_pitch *= 2; | |
1214 | cmd->top.chroma_processed_pitch *= 2; | |
1215 | cmd->top.chroma_src_pitch *= 2; | |
1216 | ||
1217 | /* Enable directional deinterlacing processing */ | |
1218 | cmd->csdi.config = CSDI_CONFIG_INTER_DIR; | |
1219 | cmd->csdi.config2 = CSDI_CONFIG2_DFLT; | |
1220 | cmd->csdi.dcdi_config = CSDI_DCDI_CONFIG_DFLT; | |
1221 | } | |
1222 | ||
1223 | /* Update hvsrc lut coef */ | |
1224 | scale_h = SCALE_FACTOR * dst_w / src_w; | |
1225 | sti_hqvdp_update_hvsrc(HVSRC_HORI, scale_h, &cmd->hvsrc); | |
1226 | ||
1227 | scale_v = SCALE_FACTOR * dst_h / src_h; | |
1228 | sti_hqvdp_update_hvsrc(HVSRC_VERT, scale_v, &cmd->hvsrc); | |
1229 | ||
29d1dc62 VA |
1230 | writel(hqvdp->hqvdp_cmd_paddr + cmd_offset, |
1231 | hqvdp->regs + HQVDP_MBX_NEXT_CMD); | |
1232 | ||
29d1dc62 VA |
1233 | /* Interlaced : get ready to display the bottom field at next Vsync */ |
1234 | if (fb->flags & DRM_MODE_FB_INTERLACED) | |
1235 | hqvdp->btm_field_pending = true; | |
1236 | ||
1237 | dev_dbg(hqvdp->dev, "%s Posted command:0x%x\n", | |
1238 | __func__, hqvdp->hqvdp_cmd_paddr + cmd_offset); | |
1239 | ||
bf8f9e4a VA |
1240 | sti_plane_update_fps(plane, true, true); |
1241 | ||
29d1dc62 VA |
1242 | plane->status = STI_PLANE_UPDATED; |
1243 | } | |
1244 | ||
1245 | static void sti_hqvdp_atomic_disable(struct drm_plane *drm_plane, | |
977697e2 | 1246 | struct drm_atomic_state *state) |
29d1dc62 | 1247 | { |
977697e2 MR |
1248 | struct drm_plane_state *oldstate = drm_atomic_get_old_plane_state(state, |
1249 | drm_plane); | |
29d1dc62 | 1250 | struct sti_plane *plane = to_sti_plane(drm_plane); |
29d1dc62 | 1251 | |
5552aad3 | 1252 | if (!oldstate->crtc) { |
29d1dc62 VA |
1253 | DRM_DEBUG_DRIVER("drm plane:%d not enabled\n", |
1254 | drm_plane->base.id); | |
1255 | return; | |
1256 | } | |
1257 | ||
1258 | DRM_DEBUG_DRIVER("CRTC:%d (%s) drm plane:%d (%s)\n", | |
5552aad3 FD |
1259 | oldstate->crtc->base.id, |
1260 | sti_mixer_to_str(to_sti_mixer(oldstate->crtc)), | |
29d1dc62 VA |
1261 | drm_plane->base.id, sti_plane_to_str(plane)); |
1262 | ||
1263 | plane->status = STI_PLANE_DISABLING; | |
1264 | } | |
1265 | ||
1266 | static const struct drm_plane_helper_funcs sti_hqvdp_helpers_funcs = { | |
dd86dc2f | 1267 | .atomic_check = sti_hqvdp_atomic_check, |
29d1dc62 VA |
1268 | .atomic_update = sti_hqvdp_atomic_update, |
1269 | .atomic_disable = sti_hqvdp_atomic_disable, | |
4fdbc678 BG |
1270 | }; |
1271 | ||
83af0a48 BG |
1272 | static int sti_hqvdp_late_register(struct drm_plane *drm_plane) |
1273 | { | |
1274 | struct sti_plane *plane = to_sti_plane(drm_plane); | |
1275 | struct sti_hqvdp *hqvdp = to_sti_hqvdp(plane); | |
1276 | ||
54ac836b WK |
1277 | hqvdp_debugfs_init(hqvdp, drm_plane->dev->primary); |
1278 | ||
1279 | return 0; | |
83af0a48 BG |
1280 | } |
1281 | ||
bdfd36ef | 1282 | static const struct drm_plane_funcs sti_hqvdp_plane_helpers_funcs = { |
83af0a48 BG |
1283 | .update_plane = drm_atomic_helper_update_plane, |
1284 | .disable_plane = drm_atomic_helper_disable_plane, | |
739fac48 | 1285 | .destroy = drm_plane_cleanup, |
67f0f2e4 | 1286 | .reset = drm_atomic_helper_plane_reset, |
83af0a48 BG |
1287 | .atomic_duplicate_state = drm_atomic_helper_plane_duplicate_state, |
1288 | .atomic_destroy_state = drm_atomic_helper_plane_destroy_state, | |
1289 | .late_register = sti_hqvdp_late_register, | |
1290 | }; | |
1291 | ||
29d1dc62 VA |
1292 | static struct drm_plane *sti_hqvdp_create(struct drm_device *drm_dev, |
1293 | struct device *dev, int desc) | |
4fdbc678 BG |
1294 | { |
1295 | struct sti_hqvdp *hqvdp = dev_get_drvdata(dev); | |
29d1dc62 | 1296 | int res; |
4fdbc678 | 1297 | |
871bcdfe | 1298 | hqvdp->plane.desc = desc; |
29d1dc62 | 1299 | hqvdp->plane.status = STI_PLANE_DISABLED; |
871bcdfe VA |
1300 | |
1301 | sti_hqvdp_init(hqvdp); | |
4fdbc678 | 1302 | |
29d1dc62 | 1303 | res = drm_universal_plane_init(drm_dev, &hqvdp->plane.drm_plane, 1, |
83af0a48 | 1304 | &sti_hqvdp_plane_helpers_funcs, |
29d1dc62 VA |
1305 | hqvdp_supported_formats, |
1306 | ARRAY_SIZE(hqvdp_supported_formats), | |
e6fc3b68 | 1307 | NULL, DRM_PLANE_TYPE_OVERLAY, NULL); |
29d1dc62 VA |
1308 | if (res) { |
1309 | DRM_ERROR("Failed to initialize universal plane\n"); | |
1310 | return NULL; | |
1311 | } | |
1312 | ||
1313 | drm_plane_helper_add(&hqvdp->plane.drm_plane, &sti_hqvdp_helpers_funcs); | |
1314 | ||
1315 | sti_plane_init_property(&hqvdp->plane, DRM_PLANE_TYPE_OVERLAY); | |
1316 | ||
1317 | return &hqvdp->plane.drm_plane; | |
4fdbc678 BG |
1318 | } |
1319 | ||
bdfd36ef | 1320 | static int sti_hqvdp_bind(struct device *dev, struct device *master, void *data) |
4fdbc678 BG |
1321 | { |
1322 | struct sti_hqvdp *hqvdp = dev_get_drvdata(dev); | |
1323 | struct drm_device *drm_dev = data; | |
29d1dc62 | 1324 | struct drm_plane *plane; |
4fdbc678 BG |
1325 | |
1326 | DRM_DEBUG_DRIVER("\n"); | |
1327 | ||
1328 | hqvdp->drm_dev = drm_dev; | |
1329 | ||
871bcdfe | 1330 | /* Create HQVDP plane once xp70 is initialized */ |
29d1dc62 VA |
1331 | plane = sti_hqvdp_create(drm_dev, hqvdp->dev, STI_HQVDP_0); |
1332 | if (!plane) | |
4fdbc678 | 1333 | DRM_ERROR("Can't create HQVDP plane\n"); |
4fdbc678 BG |
1334 | |
1335 | return 0; | |
1336 | } | |
1337 | ||
1338 | static void sti_hqvdp_unbind(struct device *dev, | |
1339 | struct device *master, void *data) | |
1340 | { | |
1341 | /* do nothing */ | |
1342 | } | |
1343 | ||
1344 | static const struct component_ops sti_hqvdp_ops = { | |
1345 | .bind = sti_hqvdp_bind, | |
1346 | .unbind = sti_hqvdp_unbind, | |
1347 | }; | |
1348 | ||
1349 | static int sti_hqvdp_probe(struct platform_device *pdev) | |
1350 | { | |
1351 | struct device *dev = &pdev->dev; | |
1352 | struct device_node *vtg_np; | |
1353 | struct sti_hqvdp *hqvdp; | |
1354 | struct resource *res; | |
1355 | ||
1356 | DRM_DEBUG_DRIVER("\n"); | |
1357 | ||
1358 | hqvdp = devm_kzalloc(dev, sizeof(*hqvdp), GFP_KERNEL); | |
1359 | if (!hqvdp) { | |
1360 | DRM_ERROR("Failed to allocate HQVDP context\n"); | |
1361 | return -ENOMEM; | |
1362 | } | |
1363 | ||
1364 | hqvdp->dev = dev; | |
1365 | ||
1366 | /* Get Memory resources */ | |
1367 | res = platform_get_resource(pdev, IORESOURCE_MEM, 0); | |
da98d2e1 | 1368 | if (!res) { |
4fdbc678 BG |
1369 | DRM_ERROR("Get memory resource failed\n"); |
1370 | return -ENXIO; | |
1371 | } | |
1372 | hqvdp->regs = devm_ioremap(dev, res->start, resource_size(res)); | |
da98d2e1 | 1373 | if (!hqvdp->regs) { |
4fdbc678 BG |
1374 | DRM_ERROR("Register mapping failed\n"); |
1375 | return -ENXIO; | |
1376 | } | |
1377 | ||
1378 | /* Get clock resources */ | |
1379 | hqvdp->clk = devm_clk_get(dev, "hqvdp"); | |
1380 | hqvdp->clk_pix_main = devm_clk_get(dev, "pix_main"); | |
6dfca6b3 | 1381 | if (IS_ERR(hqvdp->clk) || IS_ERR(hqvdp->clk_pix_main)) { |
4fdbc678 BG |
1382 | DRM_ERROR("Cannot get clocks\n"); |
1383 | return -ENXIO; | |
1384 | } | |
1385 | ||
1386 | /* Get reset resources */ | |
1387 | hqvdp->reset = devm_reset_control_get(dev, "hqvdp"); | |
1388 | if (!IS_ERR(hqvdp->reset)) | |
1389 | reset_control_deassert(hqvdp->reset); | |
1390 | ||
1391 | vtg_np = of_parse_phandle(pdev->dev.of_node, "st,vtg", 0); | |
1392 | if (vtg_np) | |
1393 | hqvdp->vtg = of_vtg_find(vtg_np); | |
5d950ef3 | 1394 | of_node_put(vtg_np); |
4fdbc678 BG |
1395 | |
1396 | platform_set_drvdata(pdev, hqvdp); | |
1397 | ||
1398 | return component_add(&pdev->dev, &sti_hqvdp_ops); | |
1399 | } | |
1400 | ||
1401 | static int sti_hqvdp_remove(struct platform_device *pdev) | |
1402 | { | |
1403 | component_del(&pdev->dev, &sti_hqvdp_ops); | |
1404 | return 0; | |
1405 | } | |
1406 | ||
4c952eab | 1407 | static const struct of_device_id hqvdp_of_match[] = { |
4fdbc678 BG |
1408 | { .compatible = "st,stih407-hqvdp", }, |
1409 | { /* end node */ } | |
1410 | }; | |
1411 | MODULE_DEVICE_TABLE(of, hqvdp_of_match); | |
1412 | ||
1413 | struct platform_driver sti_hqvdp_driver = { | |
1414 | .driver = { | |
1415 | .name = "sti-hqvdp", | |
1416 | .owner = THIS_MODULE, | |
1417 | .of_match_table = hqvdp_of_match, | |
1418 | }, | |
1419 | .probe = sti_hqvdp_probe, | |
1420 | .remove = sti_hqvdp_remove, | |
1421 | }; | |
1422 | ||
4fdbc678 BG |
1423 | MODULE_AUTHOR("Benjamin Gaignard <benjamin.gaignard@st.com>"); |
1424 | MODULE_DESCRIPTION("STMicroelectronics SoC DRM driver"); | |
1425 | MODULE_LICENSE("GPL"); |