2 * Copyright 2007-8 Advanced Micro Devices, Inc.
3 * Copyright 2008 Red Hat Inc.
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice shall be included in
13 * all copies or substantial portions of the Software.
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
19 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
20 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
21 * OTHER DEALINGS IN THE SOFTWARE.
23 * Authors: Dave Airlie
27 #include <drm/drm_crtc_helper.h>
28 #include <drm/drm_fb_helper.h>
29 #include <drm/radeon_drm.h>
30 #include <drm/drm_fixed.h>
33 #include "atom-bits.h"
35 static void atombios_overscan_setup(struct drm_crtc
*crtc
,
36 struct drm_display_mode
*mode
,
37 struct drm_display_mode
*adjusted_mode
)
39 struct drm_device
*dev
= crtc
->dev
;
40 struct radeon_device
*rdev
= dev
->dev_private
;
41 struct radeon_crtc
*radeon_crtc
= to_radeon_crtc(crtc
);
42 SET_CRTC_OVERSCAN_PS_ALLOCATION args
;
43 int index
= GetIndexIntoMasterTable(COMMAND
, SetCRTC_OverScan
);
46 memset(&args
, 0, sizeof(args
));
48 args
.ucCRTC
= radeon_crtc
->crtc_id
;
50 switch (radeon_crtc
->rmx_type
) {
52 args
.usOverscanTop
= cpu_to_le16((adjusted_mode
->crtc_vdisplay
- mode
->crtc_vdisplay
) / 2);
53 args
.usOverscanBottom
= cpu_to_le16((adjusted_mode
->crtc_vdisplay
- mode
->crtc_vdisplay
) / 2);
54 args
.usOverscanLeft
= cpu_to_le16((adjusted_mode
->crtc_hdisplay
- mode
->crtc_hdisplay
) / 2);
55 args
.usOverscanRight
= cpu_to_le16((adjusted_mode
->crtc_hdisplay
- mode
->crtc_hdisplay
) / 2);
58 a1
= mode
->crtc_vdisplay
* adjusted_mode
->crtc_hdisplay
;
59 a2
= adjusted_mode
->crtc_vdisplay
* mode
->crtc_hdisplay
;
62 args
.usOverscanLeft
= cpu_to_le16((adjusted_mode
->crtc_hdisplay
- (a2
/ mode
->crtc_vdisplay
)) / 2);
63 args
.usOverscanRight
= cpu_to_le16((adjusted_mode
->crtc_hdisplay
- (a2
/ mode
->crtc_vdisplay
)) / 2);
65 args
.usOverscanTop
= cpu_to_le16((adjusted_mode
->crtc_vdisplay
- (a1
/ mode
->crtc_hdisplay
)) / 2);
66 args
.usOverscanBottom
= cpu_to_le16((adjusted_mode
->crtc_vdisplay
- (a1
/ mode
->crtc_hdisplay
)) / 2);
71 args
.usOverscanRight
= cpu_to_le16(radeon_crtc
->h_border
);
72 args
.usOverscanLeft
= cpu_to_le16(radeon_crtc
->h_border
);
73 args
.usOverscanBottom
= cpu_to_le16(radeon_crtc
->v_border
);
74 args
.usOverscanTop
= cpu_to_le16(radeon_crtc
->v_border
);
77 atom_execute_table(rdev
->mode_info
.atom_context
, index
, (uint32_t *)&args
);
80 static void atombios_scaler_setup(struct drm_crtc
*crtc
)
82 struct drm_device
*dev
= crtc
->dev
;
83 struct radeon_device
*rdev
= dev
->dev_private
;
84 struct radeon_crtc
*radeon_crtc
= to_radeon_crtc(crtc
);
85 ENABLE_SCALER_PS_ALLOCATION args
;
86 int index
= GetIndexIntoMasterTable(COMMAND
, EnableScaler
);
87 struct radeon_encoder
*radeon_encoder
=
88 to_radeon_encoder(radeon_crtc
->encoder
);
89 /* fixme - fill in enc_priv for atom dac */
90 enum radeon_tv_std tv_std
= TV_STD_NTSC
;
91 bool is_tv
= false, is_cv
= false;
93 if (!ASIC_IS_AVIVO(rdev
) && radeon_crtc
->crtc_id
)
96 if (radeon_encoder
->active_device
& ATOM_DEVICE_TV_SUPPORT
) {
97 struct radeon_encoder_atom_dac
*tv_dac
= radeon_encoder
->enc_priv
;
98 tv_std
= tv_dac
->tv_std
;
102 memset(&args
, 0, sizeof(args
));
104 args
.ucScaler
= radeon_crtc
->crtc_id
;
110 args
.ucTVStandard
= ATOM_TV_NTSC
;
113 args
.ucTVStandard
= ATOM_TV_PAL
;
116 args
.ucTVStandard
= ATOM_TV_PALM
;
119 args
.ucTVStandard
= ATOM_TV_PAL60
;
122 args
.ucTVStandard
= ATOM_TV_NTSCJ
;
124 case TV_STD_SCART_PAL
:
125 args
.ucTVStandard
= ATOM_TV_PAL
; /* ??? */
128 args
.ucTVStandard
= ATOM_TV_SECAM
;
131 args
.ucTVStandard
= ATOM_TV_PALCN
;
134 args
.ucEnable
= SCALER_ENABLE_MULTITAP_MODE
;
136 args
.ucTVStandard
= ATOM_TV_CV
;
137 args
.ucEnable
= SCALER_ENABLE_MULTITAP_MODE
;
139 switch (radeon_crtc
->rmx_type
) {
141 args
.ucEnable
= ATOM_SCALER_EXPANSION
;
144 args
.ucEnable
= ATOM_SCALER_CENTER
;
147 args
.ucEnable
= ATOM_SCALER_EXPANSION
;
150 if (ASIC_IS_AVIVO(rdev
))
151 args
.ucEnable
= ATOM_SCALER_DISABLE
;
153 args
.ucEnable
= ATOM_SCALER_CENTER
;
157 atom_execute_table(rdev
->mode_info
.atom_context
, index
, (uint32_t *)&args
);
159 && rdev
->family
>= CHIP_RV515
&& rdev
->family
<= CHIP_R580
) {
160 atom_rv515_force_tv_scaler(rdev
, radeon_crtc
);
164 static void atombios_lock_crtc(struct drm_crtc
*crtc
, int lock
)
166 struct radeon_crtc
*radeon_crtc
= to_radeon_crtc(crtc
);
167 struct drm_device
*dev
= crtc
->dev
;
168 struct radeon_device
*rdev
= dev
->dev_private
;
170 GetIndexIntoMasterTable(COMMAND
, UpdateCRTC_DoubleBufferRegisters
);
171 ENABLE_CRTC_PS_ALLOCATION args
;
173 memset(&args
, 0, sizeof(args
));
175 args
.ucCRTC
= radeon_crtc
->crtc_id
;
176 args
.ucEnable
= lock
;
178 atom_execute_table(rdev
->mode_info
.atom_context
, index
, (uint32_t *)&args
);
181 static void atombios_enable_crtc(struct drm_crtc
*crtc
, int state
)
183 struct radeon_crtc
*radeon_crtc
= to_radeon_crtc(crtc
);
184 struct drm_device
*dev
= crtc
->dev
;
185 struct radeon_device
*rdev
= dev
->dev_private
;
186 int index
= GetIndexIntoMasterTable(COMMAND
, EnableCRTC
);
187 ENABLE_CRTC_PS_ALLOCATION args
;
189 memset(&args
, 0, sizeof(args
));
191 args
.ucCRTC
= radeon_crtc
->crtc_id
;
192 args
.ucEnable
= state
;
194 atom_execute_table(rdev
->mode_info
.atom_context
, index
, (uint32_t *)&args
);
197 static void atombios_enable_crtc_memreq(struct drm_crtc
*crtc
, int state
)
199 struct radeon_crtc
*radeon_crtc
= to_radeon_crtc(crtc
);
200 struct drm_device
*dev
= crtc
->dev
;
201 struct radeon_device
*rdev
= dev
->dev_private
;
202 int index
= GetIndexIntoMasterTable(COMMAND
, EnableCRTCMemReq
);
203 ENABLE_CRTC_PS_ALLOCATION args
;
205 memset(&args
, 0, sizeof(args
));
207 args
.ucCRTC
= radeon_crtc
->crtc_id
;
208 args
.ucEnable
= state
;
210 atom_execute_table(rdev
->mode_info
.atom_context
, index
, (uint32_t *)&args
);
213 static const u32 vga_control_regs
[6] =
217 EVERGREEN_D3VGA_CONTROL
,
218 EVERGREEN_D4VGA_CONTROL
,
219 EVERGREEN_D5VGA_CONTROL
,
220 EVERGREEN_D6VGA_CONTROL
,
223 static void atombios_blank_crtc(struct drm_crtc
*crtc
, int state
)
225 struct radeon_crtc
*radeon_crtc
= to_radeon_crtc(crtc
);
226 struct drm_device
*dev
= crtc
->dev
;
227 struct radeon_device
*rdev
= dev
->dev_private
;
228 int index
= GetIndexIntoMasterTable(COMMAND
, BlankCRTC
);
229 BLANK_CRTC_PS_ALLOCATION args
;
232 memset(&args
, 0, sizeof(args
));
234 if (ASIC_IS_DCE8(rdev
)) {
235 vga_control
= RREG32(vga_control_regs
[radeon_crtc
->crtc_id
]);
236 WREG32(vga_control_regs
[radeon_crtc
->crtc_id
], vga_control
| 1);
239 args
.ucCRTC
= radeon_crtc
->crtc_id
;
240 args
.ucBlanking
= state
;
242 atom_execute_table(rdev
->mode_info
.atom_context
, index
, (uint32_t *)&args
);
244 if (ASIC_IS_DCE8(rdev
)) {
245 WREG32(vga_control_regs
[radeon_crtc
->crtc_id
], vga_control
);
249 static void atombios_powergate_crtc(struct drm_crtc
*crtc
, int state
)
251 struct radeon_crtc
*radeon_crtc
= to_radeon_crtc(crtc
);
252 struct drm_device
*dev
= crtc
->dev
;
253 struct radeon_device
*rdev
= dev
->dev_private
;
254 int index
= GetIndexIntoMasterTable(COMMAND
, EnableDispPowerGating
);
255 ENABLE_DISP_POWER_GATING_PARAMETERS_V2_1 args
;
257 memset(&args
, 0, sizeof(args
));
259 args
.ucDispPipeId
= radeon_crtc
->crtc_id
;
260 args
.ucEnable
= state
;
262 atom_execute_table(rdev
->mode_info
.atom_context
, index
, (uint32_t *)&args
);
265 void atombios_crtc_dpms(struct drm_crtc
*crtc
, int mode
)
267 struct drm_device
*dev
= crtc
->dev
;
268 struct radeon_device
*rdev
= dev
->dev_private
;
269 struct radeon_crtc
*radeon_crtc
= to_radeon_crtc(crtc
);
272 case DRM_MODE_DPMS_ON
:
273 radeon_crtc
->enabled
= true;
274 atombios_enable_crtc(crtc
, ATOM_ENABLE
);
275 if (ASIC_IS_DCE3(rdev
) && !ASIC_IS_DCE6(rdev
))
276 atombios_enable_crtc_memreq(crtc
, ATOM_ENABLE
);
277 atombios_blank_crtc(crtc
, ATOM_DISABLE
);
278 if (dev
->num_crtcs
> radeon_crtc
->crtc_id
)
279 drm_crtc_vblank_on(crtc
);
280 radeon_crtc_load_lut(crtc
);
282 case DRM_MODE_DPMS_STANDBY
:
283 case DRM_MODE_DPMS_SUSPEND
:
284 case DRM_MODE_DPMS_OFF
:
285 if (dev
->num_crtcs
> radeon_crtc
->crtc_id
)
286 drm_crtc_vblank_off(crtc
);
287 if (radeon_crtc
->enabled
)
288 atombios_blank_crtc(crtc
, ATOM_ENABLE
);
289 if (ASIC_IS_DCE3(rdev
) && !ASIC_IS_DCE6(rdev
))
290 atombios_enable_crtc_memreq(crtc
, ATOM_DISABLE
);
291 atombios_enable_crtc(crtc
, ATOM_DISABLE
);
292 radeon_crtc
->enabled
= false;
295 /* adjust pm to dpms */
296 radeon_pm_compute_clocks(rdev
);
300 atombios_set_crtc_dtd_timing(struct drm_crtc
*crtc
,
301 struct drm_display_mode
*mode
)
303 struct radeon_crtc
*radeon_crtc
= to_radeon_crtc(crtc
);
304 struct drm_device
*dev
= crtc
->dev
;
305 struct radeon_device
*rdev
= dev
->dev_private
;
306 SET_CRTC_USING_DTD_TIMING_PARAMETERS args
;
307 int index
= GetIndexIntoMasterTable(COMMAND
, SetCRTC_UsingDTDTiming
);
310 memset(&args
, 0, sizeof(args
));
311 args
.usH_Size
= cpu_to_le16(mode
->crtc_hdisplay
- (radeon_crtc
->h_border
* 2));
312 args
.usH_Blanking_Time
=
313 cpu_to_le16(mode
->crtc_hblank_end
- mode
->crtc_hdisplay
+ (radeon_crtc
->h_border
* 2));
314 args
.usV_Size
= cpu_to_le16(mode
->crtc_vdisplay
- (radeon_crtc
->v_border
* 2));
315 args
.usV_Blanking_Time
=
316 cpu_to_le16(mode
->crtc_vblank_end
- mode
->crtc_vdisplay
+ (radeon_crtc
->v_border
* 2));
317 args
.usH_SyncOffset
=
318 cpu_to_le16(mode
->crtc_hsync_start
- mode
->crtc_hdisplay
+ radeon_crtc
->h_border
);
320 cpu_to_le16(mode
->crtc_hsync_end
- mode
->crtc_hsync_start
);
321 args
.usV_SyncOffset
=
322 cpu_to_le16(mode
->crtc_vsync_start
- mode
->crtc_vdisplay
+ radeon_crtc
->v_border
);
324 cpu_to_le16(mode
->crtc_vsync_end
- mode
->crtc_vsync_start
);
325 args
.ucH_Border
= radeon_crtc
->h_border
;
326 args
.ucV_Border
= radeon_crtc
->v_border
;
328 if (mode
->flags
& DRM_MODE_FLAG_NVSYNC
)
329 misc
|= ATOM_VSYNC_POLARITY
;
330 if (mode
->flags
& DRM_MODE_FLAG_NHSYNC
)
331 misc
|= ATOM_HSYNC_POLARITY
;
332 if (mode
->flags
& DRM_MODE_FLAG_CSYNC
)
333 misc
|= ATOM_COMPOSITESYNC
;
334 if (mode
->flags
& DRM_MODE_FLAG_INTERLACE
)
335 misc
|= ATOM_INTERLACE
;
336 if (mode
->flags
& DRM_MODE_FLAG_DBLCLK
)
337 misc
|= ATOM_DOUBLE_CLOCK_MODE
;
338 if (mode
->flags
& DRM_MODE_FLAG_DBLSCAN
)
339 misc
|= ATOM_H_REPLICATIONBY2
| ATOM_V_REPLICATIONBY2
;
341 args
.susModeMiscInfo
.usAccess
= cpu_to_le16(misc
);
342 args
.ucCRTC
= radeon_crtc
->crtc_id
;
344 atom_execute_table(rdev
->mode_info
.atom_context
, index
, (uint32_t *)&args
);
347 static void atombios_crtc_set_timing(struct drm_crtc
*crtc
,
348 struct drm_display_mode
*mode
)
350 struct radeon_crtc
*radeon_crtc
= to_radeon_crtc(crtc
);
351 struct drm_device
*dev
= crtc
->dev
;
352 struct radeon_device
*rdev
= dev
->dev_private
;
353 SET_CRTC_TIMING_PARAMETERS_PS_ALLOCATION args
;
354 int index
= GetIndexIntoMasterTable(COMMAND
, SetCRTC_Timing
);
357 memset(&args
, 0, sizeof(args
));
358 args
.usH_Total
= cpu_to_le16(mode
->crtc_htotal
);
359 args
.usH_Disp
= cpu_to_le16(mode
->crtc_hdisplay
);
360 args
.usH_SyncStart
= cpu_to_le16(mode
->crtc_hsync_start
);
362 cpu_to_le16(mode
->crtc_hsync_end
- mode
->crtc_hsync_start
);
363 args
.usV_Total
= cpu_to_le16(mode
->crtc_vtotal
);
364 args
.usV_Disp
= cpu_to_le16(mode
->crtc_vdisplay
);
365 args
.usV_SyncStart
= cpu_to_le16(mode
->crtc_vsync_start
);
367 cpu_to_le16(mode
->crtc_vsync_end
- mode
->crtc_vsync_start
);
369 args
.ucOverscanRight
= radeon_crtc
->h_border
;
370 args
.ucOverscanLeft
= radeon_crtc
->h_border
;
371 args
.ucOverscanBottom
= radeon_crtc
->v_border
;
372 args
.ucOverscanTop
= radeon_crtc
->v_border
;
374 if (mode
->flags
& DRM_MODE_FLAG_NVSYNC
)
375 misc
|= ATOM_VSYNC_POLARITY
;
376 if (mode
->flags
& DRM_MODE_FLAG_NHSYNC
)
377 misc
|= ATOM_HSYNC_POLARITY
;
378 if (mode
->flags
& DRM_MODE_FLAG_CSYNC
)
379 misc
|= ATOM_COMPOSITESYNC
;
380 if (mode
->flags
& DRM_MODE_FLAG_INTERLACE
)
381 misc
|= ATOM_INTERLACE
;
382 if (mode
->flags
& DRM_MODE_FLAG_DBLCLK
)
383 misc
|= ATOM_DOUBLE_CLOCK_MODE
;
384 if (mode
->flags
& DRM_MODE_FLAG_DBLSCAN
)
385 misc
|= ATOM_H_REPLICATIONBY2
| ATOM_V_REPLICATIONBY2
;
387 args
.susModeMiscInfo
.usAccess
= cpu_to_le16(misc
);
388 args
.ucCRTC
= radeon_crtc
->crtc_id
;
390 atom_execute_table(rdev
->mode_info
.atom_context
, index
, (uint32_t *)&args
);
393 static void atombios_disable_ss(struct radeon_device
*rdev
, int pll_id
)
397 if (ASIC_IS_DCE4(rdev
)) {
400 ss_cntl
= RREG32(EVERGREEN_P1PLL_SS_CNTL
);
401 ss_cntl
&= ~EVERGREEN_PxPLL_SS_EN
;
402 WREG32(EVERGREEN_P1PLL_SS_CNTL
, ss_cntl
);
405 ss_cntl
= RREG32(EVERGREEN_P2PLL_SS_CNTL
);
406 ss_cntl
&= ~EVERGREEN_PxPLL_SS_EN
;
407 WREG32(EVERGREEN_P2PLL_SS_CNTL
, ss_cntl
);
410 case ATOM_PPLL_INVALID
:
413 } else if (ASIC_IS_AVIVO(rdev
)) {
416 ss_cntl
= RREG32(AVIVO_P1PLL_INT_SS_CNTL
);
418 WREG32(AVIVO_P1PLL_INT_SS_CNTL
, ss_cntl
);
421 ss_cntl
= RREG32(AVIVO_P2PLL_INT_SS_CNTL
);
423 WREG32(AVIVO_P2PLL_INT_SS_CNTL
, ss_cntl
);
426 case ATOM_PPLL_INVALID
:
433 union atom_enable_ss
{
434 ENABLE_LVDS_SS_PARAMETERS lvds_ss
;
435 ENABLE_LVDS_SS_PARAMETERS_V2 lvds_ss_2
;
436 ENABLE_SPREAD_SPECTRUM_ON_PPLL_PS_ALLOCATION v1
;
437 ENABLE_SPREAD_SPECTRUM_ON_PPLL_V2 v2
;
438 ENABLE_SPREAD_SPECTRUM_ON_PPLL_V3 v3
;
441 static void atombios_crtc_program_ss(struct radeon_device
*rdev
,
445 struct radeon_atom_ss
*ss
)
448 int index
= GetIndexIntoMasterTable(COMMAND
, EnableSpreadSpectrumOnPPLL
);
449 union atom_enable_ss args
;
452 /* Don't mess with SS if percentage is 0 or external ss.
453 * SS is already disabled previously, and disabling it
454 * again can cause display problems if the pll is already
457 if (ss
->percentage
== 0)
459 if (ss
->type
& ATOM_EXTERNAL_SS_MASK
)
462 for (i
= 0; i
< rdev
->num_crtc
; i
++) {
463 if (rdev
->mode_info
.crtcs
[i
] &&
464 rdev
->mode_info
.crtcs
[i
]->enabled
&&
466 pll_id
== rdev
->mode_info
.crtcs
[i
]->pll_id
) {
467 /* one other crtc is using this pll don't turn
468 * off spread spectrum as it might turn off
469 * display on active crtc
476 memset(&args
, 0, sizeof(args
));
478 if (ASIC_IS_DCE5(rdev
)) {
479 args
.v3
.usSpreadSpectrumAmountFrac
= cpu_to_le16(0);
480 args
.v3
.ucSpreadSpectrumType
= ss
->type
& ATOM_SS_CENTRE_SPREAD_MODE_MASK
;
483 args
.v3
.ucSpreadSpectrumType
|= ATOM_PPLL_SS_TYPE_V3_P1PLL
;
486 args
.v3
.ucSpreadSpectrumType
|= ATOM_PPLL_SS_TYPE_V3_P2PLL
;
489 args
.v3
.ucSpreadSpectrumType
|= ATOM_PPLL_SS_TYPE_V3_DCPLL
;
491 case ATOM_PPLL_INVALID
:
494 args
.v3
.usSpreadSpectrumAmount
= cpu_to_le16(ss
->amount
);
495 args
.v3
.usSpreadSpectrumStep
= cpu_to_le16(ss
->step
);
496 args
.v3
.ucEnable
= enable
;
497 } else if (ASIC_IS_DCE4(rdev
)) {
498 args
.v2
.usSpreadSpectrumPercentage
= cpu_to_le16(ss
->percentage
);
499 args
.v2
.ucSpreadSpectrumType
= ss
->type
& ATOM_SS_CENTRE_SPREAD_MODE_MASK
;
502 args
.v2
.ucSpreadSpectrumType
|= ATOM_PPLL_SS_TYPE_V2_P1PLL
;
505 args
.v2
.ucSpreadSpectrumType
|= ATOM_PPLL_SS_TYPE_V2_P2PLL
;
508 args
.v2
.ucSpreadSpectrumType
|= ATOM_PPLL_SS_TYPE_V2_DCPLL
;
510 case ATOM_PPLL_INVALID
:
513 args
.v2
.usSpreadSpectrumAmount
= cpu_to_le16(ss
->amount
);
514 args
.v2
.usSpreadSpectrumStep
= cpu_to_le16(ss
->step
);
515 args
.v2
.ucEnable
= enable
;
516 } else if (ASIC_IS_DCE3(rdev
)) {
517 args
.v1
.usSpreadSpectrumPercentage
= cpu_to_le16(ss
->percentage
);
518 args
.v1
.ucSpreadSpectrumType
= ss
->type
& ATOM_SS_CENTRE_SPREAD_MODE_MASK
;
519 args
.v1
.ucSpreadSpectrumStep
= ss
->step
;
520 args
.v1
.ucSpreadSpectrumDelay
= ss
->delay
;
521 args
.v1
.ucSpreadSpectrumRange
= ss
->range
;
522 args
.v1
.ucPpll
= pll_id
;
523 args
.v1
.ucEnable
= enable
;
524 } else if (ASIC_IS_AVIVO(rdev
)) {
525 if ((enable
== ATOM_DISABLE
) || (ss
->percentage
== 0) ||
526 (ss
->type
& ATOM_EXTERNAL_SS_MASK
)) {
527 atombios_disable_ss(rdev
, pll_id
);
530 args
.lvds_ss_2
.usSpreadSpectrumPercentage
= cpu_to_le16(ss
->percentage
);
531 args
.lvds_ss_2
.ucSpreadSpectrumType
= ss
->type
& ATOM_SS_CENTRE_SPREAD_MODE_MASK
;
532 args
.lvds_ss_2
.ucSpreadSpectrumStep
= ss
->step
;
533 args
.lvds_ss_2
.ucSpreadSpectrumDelay
= ss
->delay
;
534 args
.lvds_ss_2
.ucSpreadSpectrumRange
= ss
->range
;
535 args
.lvds_ss_2
.ucEnable
= enable
;
537 if (enable
== ATOM_DISABLE
) {
538 atombios_disable_ss(rdev
, pll_id
);
541 args
.lvds_ss
.usSpreadSpectrumPercentage
= cpu_to_le16(ss
->percentage
);
542 args
.lvds_ss
.ucSpreadSpectrumType
= ss
->type
& ATOM_SS_CENTRE_SPREAD_MODE_MASK
;
543 args
.lvds_ss
.ucSpreadSpectrumStepSize_Delay
= (ss
->step
& 3) << 2;
544 args
.lvds_ss
.ucSpreadSpectrumStepSize_Delay
|= (ss
->delay
& 7) << 4;
545 args
.lvds_ss
.ucEnable
= enable
;
547 atom_execute_table(rdev
->mode_info
.atom_context
, index
, (uint32_t *)&args
);
550 union adjust_pixel_clock
{
551 ADJUST_DISPLAY_PLL_PS_ALLOCATION v1
;
552 ADJUST_DISPLAY_PLL_PS_ALLOCATION_V3 v3
;
555 static u32
atombios_adjust_pll(struct drm_crtc
*crtc
,
556 struct drm_display_mode
*mode
)
558 struct radeon_crtc
*radeon_crtc
= to_radeon_crtc(crtc
);
559 struct drm_device
*dev
= crtc
->dev
;
560 struct radeon_device
*rdev
= dev
->dev_private
;
561 struct drm_encoder
*encoder
= radeon_crtc
->encoder
;
562 struct radeon_encoder
*radeon_encoder
= to_radeon_encoder(encoder
);
563 struct drm_connector
*connector
= radeon_get_connector_for_encoder(encoder
);
564 u32 adjusted_clock
= mode
->clock
;
565 int encoder_mode
= atombios_get_encoder_mode(encoder
);
566 u32 dp_clock
= mode
->clock
;
567 u32 clock
= mode
->clock
;
568 int bpc
= radeon_crtc
->bpc
;
569 bool is_duallink
= radeon_dig_monitor_is_duallink(encoder
, mode
->clock
);
571 /* reset the pll flags */
572 radeon_crtc
->pll_flags
= 0;
574 if (ASIC_IS_AVIVO(rdev
)) {
575 if ((rdev
->family
== CHIP_RS600
) ||
576 (rdev
->family
== CHIP_RS690
) ||
577 (rdev
->family
== CHIP_RS740
))
578 radeon_crtc
->pll_flags
|= (/*RADEON_PLL_USE_FRAC_FB_DIV |*/
579 RADEON_PLL_PREFER_CLOSEST_LOWER
);
581 if (ASIC_IS_DCE32(rdev
) && mode
->clock
> 200000) /* range limits??? */
582 radeon_crtc
->pll_flags
|= RADEON_PLL_PREFER_HIGH_FB_DIV
;
584 radeon_crtc
->pll_flags
|= RADEON_PLL_PREFER_LOW_REF_DIV
;
586 if (rdev
->family
< CHIP_RV770
)
587 radeon_crtc
->pll_flags
|= RADEON_PLL_PREFER_MINM_OVER_MAXP
;
588 /* use frac fb div on APUs */
589 if (ASIC_IS_DCE41(rdev
) || ASIC_IS_DCE61(rdev
) || ASIC_IS_DCE8(rdev
))
590 radeon_crtc
->pll_flags
|= RADEON_PLL_USE_FRAC_FB_DIV
;
591 /* use frac fb div on RS780/RS880 */
592 if (((rdev
->family
== CHIP_RS780
) || (rdev
->family
== CHIP_RS880
))
593 && !radeon_crtc
->ss_enabled
)
594 radeon_crtc
->pll_flags
|= RADEON_PLL_USE_FRAC_FB_DIV
;
595 if (ASIC_IS_DCE32(rdev
) && mode
->clock
> 165000)
596 radeon_crtc
->pll_flags
|= RADEON_PLL_USE_FRAC_FB_DIV
;
598 radeon_crtc
->pll_flags
|= RADEON_PLL_LEGACY
;
600 if (mode
->clock
> 200000) /* range limits??? */
601 radeon_crtc
->pll_flags
|= RADEON_PLL_PREFER_HIGH_FB_DIV
;
603 radeon_crtc
->pll_flags
|= RADEON_PLL_PREFER_LOW_REF_DIV
;
606 if ((radeon_encoder
->devices
& (ATOM_DEVICE_LCD_SUPPORT
| ATOM_DEVICE_DFP_SUPPORT
)) ||
607 (radeon_encoder_get_dp_bridge_encoder_id(encoder
) != ENCODER_OBJECT_ID_NONE
)) {
609 struct radeon_connector
*radeon_connector
= to_radeon_connector(connector
);
610 struct radeon_connector_atom_dig
*dig_connector
=
611 radeon_connector
->con_priv
;
613 dp_clock
= dig_connector
->dp_clock
;
617 if (radeon_encoder
->is_mst_encoder
) {
618 struct radeon_encoder_mst
*mst_enc
= radeon_encoder
->enc_priv
;
619 struct radeon_connector_atom_dig
*dig_connector
= mst_enc
->connector
->con_priv
;
621 dp_clock
= dig_connector
->dp_clock
;
624 /* use recommended ref_div for ss */
625 if (radeon_encoder
->devices
& (ATOM_DEVICE_LCD_SUPPORT
)) {
626 if (radeon_crtc
->ss_enabled
) {
627 if (radeon_crtc
->ss
.refdiv
) {
628 radeon_crtc
->pll_flags
|= RADEON_PLL_USE_REF_DIV
;
629 radeon_crtc
->pll_reference_div
= radeon_crtc
->ss
.refdiv
;
630 if (rdev
->family
>= CHIP_RV770
)
631 radeon_crtc
->pll_flags
|= RADEON_PLL_USE_FRAC_FB_DIV
;
636 if (ASIC_IS_AVIVO(rdev
)) {
637 /* DVO wants 2x pixel clock if the DVO chip is in 12 bit mode */
638 if (radeon_encoder
->encoder_id
== ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1
)
639 adjusted_clock
= mode
->clock
* 2;
640 if (radeon_encoder
->active_device
& (ATOM_DEVICE_TV_SUPPORT
))
641 radeon_crtc
->pll_flags
|= RADEON_PLL_PREFER_CLOSEST_LOWER
;
642 if (radeon_encoder
->devices
& (ATOM_DEVICE_LCD_SUPPORT
))
643 radeon_crtc
->pll_flags
|= RADEON_PLL_IS_LCD
;
645 if (encoder
->encoder_type
!= DRM_MODE_ENCODER_DAC
)
646 radeon_crtc
->pll_flags
|= RADEON_PLL_NO_ODD_POST_DIV
;
647 if (encoder
->encoder_type
== DRM_MODE_ENCODER_LVDS
)
648 radeon_crtc
->pll_flags
|= RADEON_PLL_USE_REF_DIV
;
651 /* adjust pll for deep color modes */
652 if (encoder_mode
== ATOM_ENCODER_MODE_HDMI
) {
658 clock
= (clock
* 5) / 4;
661 clock
= (clock
* 3) / 2;
669 /* DCE3+ has an AdjustDisplayPll that will adjust the pixel clock
670 * accordingly based on the encoder/transmitter to work around
671 * special hw requirements.
673 if (ASIC_IS_DCE3(rdev
)) {
674 union adjust_pixel_clock args
;
678 index
= GetIndexIntoMasterTable(COMMAND
, AdjustDisplayPll
);
679 if (!atom_parse_cmd_header(rdev
->mode_info
.atom_context
, index
, &frev
,
681 return adjusted_clock
;
683 memset(&args
, 0, sizeof(args
));
690 args
.v1
.usPixelClock
= cpu_to_le16(clock
/ 10);
691 args
.v1
.ucTransmitterID
= radeon_encoder
->encoder_id
;
692 args
.v1
.ucEncodeMode
= encoder_mode
;
693 if (radeon_crtc
->ss_enabled
&& radeon_crtc
->ss
.percentage
)
695 ADJUST_DISPLAY_CONFIG_SS_ENABLE
;
697 atom_execute_table(rdev
->mode_info
.atom_context
,
698 index
, (uint32_t *)&args
);
699 adjusted_clock
= le16_to_cpu(args
.v1
.usPixelClock
) * 10;
702 args
.v3
.sInput
.usPixelClock
= cpu_to_le16(clock
/ 10);
703 args
.v3
.sInput
.ucTransmitterID
= radeon_encoder
->encoder_id
;
704 args
.v3
.sInput
.ucEncodeMode
= encoder_mode
;
705 args
.v3
.sInput
.ucDispPllConfig
= 0;
706 if (radeon_crtc
->ss_enabled
&& radeon_crtc
->ss
.percentage
)
707 args
.v3
.sInput
.ucDispPllConfig
|=
708 DISPPLL_CONFIG_SS_ENABLE
;
709 if (ENCODER_MODE_IS_DP(encoder_mode
)) {
710 args
.v3
.sInput
.ucDispPllConfig
|=
711 DISPPLL_CONFIG_COHERENT_MODE
;
713 args
.v3
.sInput
.usPixelClock
= cpu_to_le16(dp_clock
/ 10);
714 } else if (radeon_encoder
->devices
& (ATOM_DEVICE_DFP_SUPPORT
)) {
715 struct radeon_encoder_atom_dig
*dig
= radeon_encoder
->enc_priv
;
716 if (dig
->coherent_mode
)
717 args
.v3
.sInput
.ucDispPllConfig
|=
718 DISPPLL_CONFIG_COHERENT_MODE
;
720 args
.v3
.sInput
.ucDispPllConfig
|=
721 DISPPLL_CONFIG_DUAL_LINK
;
723 if (radeon_encoder_get_dp_bridge_encoder_id(encoder
) !=
724 ENCODER_OBJECT_ID_NONE
)
725 args
.v3
.sInput
.ucExtTransmitterID
=
726 radeon_encoder_get_dp_bridge_encoder_id(encoder
);
728 args
.v3
.sInput
.ucExtTransmitterID
= 0;
730 atom_execute_table(rdev
->mode_info
.atom_context
,
731 index
, (uint32_t *)&args
);
732 adjusted_clock
= le32_to_cpu(args
.v3
.sOutput
.ulDispPllFreq
) * 10;
733 if (args
.v3
.sOutput
.ucRefDiv
) {
734 radeon_crtc
->pll_flags
|= RADEON_PLL_USE_FRAC_FB_DIV
;
735 radeon_crtc
->pll_flags
|= RADEON_PLL_USE_REF_DIV
;
736 radeon_crtc
->pll_reference_div
= args
.v3
.sOutput
.ucRefDiv
;
738 if (args
.v3
.sOutput
.ucPostDiv
) {
739 radeon_crtc
->pll_flags
|= RADEON_PLL_USE_FRAC_FB_DIV
;
740 radeon_crtc
->pll_flags
|= RADEON_PLL_USE_POST_DIV
;
741 radeon_crtc
->pll_post_div
= args
.v3
.sOutput
.ucPostDiv
;
745 DRM_ERROR("Unknown table version %d %d\n", frev
, crev
);
746 return adjusted_clock
;
750 DRM_ERROR("Unknown table version %d %d\n", frev
, crev
);
751 return adjusted_clock
;
754 return adjusted_clock
;
757 union set_pixel_clock
{
758 SET_PIXEL_CLOCK_PS_ALLOCATION base
;
759 PIXEL_CLOCK_PARAMETERS v1
;
760 PIXEL_CLOCK_PARAMETERS_V2 v2
;
761 PIXEL_CLOCK_PARAMETERS_V3 v3
;
762 PIXEL_CLOCK_PARAMETERS_V5 v5
;
763 PIXEL_CLOCK_PARAMETERS_V6 v6
;
766 /* on DCE5, make sure the voltage is high enough to support the
769 static void atombios_crtc_set_disp_eng_pll(struct radeon_device
*rdev
,
774 union set_pixel_clock args
;
776 memset(&args
, 0, sizeof(args
));
778 index
= GetIndexIntoMasterTable(COMMAND
, SetPixelClock
);
779 if (!atom_parse_cmd_header(rdev
->mode_info
.atom_context
, index
, &frev
,
787 /* if the default dcpll clock is specified,
788 * SetPixelClock provides the dividers
790 args
.v5
.ucCRTC
= ATOM_CRTC_INVALID
;
791 args
.v5
.usPixelClock
= cpu_to_le16(dispclk
);
792 args
.v5
.ucPpll
= ATOM_DCPLL
;
795 /* if the default dcpll clock is specified,
796 * SetPixelClock provides the dividers
798 args
.v6
.ulDispEngClkFreq
= cpu_to_le32(dispclk
);
799 if (ASIC_IS_DCE61(rdev
) || ASIC_IS_DCE8(rdev
))
800 args
.v6
.ucPpll
= ATOM_EXT_PLL1
;
801 else if (ASIC_IS_DCE6(rdev
))
802 args
.v6
.ucPpll
= ATOM_PPLL0
;
804 args
.v6
.ucPpll
= ATOM_DCPLL
;
807 DRM_ERROR("Unknown table version %d %d\n", frev
, crev
);
812 DRM_ERROR("Unknown table version %d %d\n", frev
, crev
);
815 atom_execute_table(rdev
->mode_info
.atom_context
, index
, (uint32_t *)&args
);
818 static void atombios_crtc_program_pll(struct drm_crtc
*crtc
,
830 struct radeon_atom_ss
*ss
)
832 struct drm_device
*dev
= crtc
->dev
;
833 struct radeon_device
*rdev
= dev
->dev_private
;
835 int index
= GetIndexIntoMasterTable(COMMAND
, SetPixelClock
);
836 union set_pixel_clock args
;
838 memset(&args
, 0, sizeof(args
));
840 if (!atom_parse_cmd_header(rdev
->mode_info
.atom_context
, index
, &frev
,
848 if (clock
== ATOM_DISABLE
)
850 args
.v1
.usPixelClock
= cpu_to_le16(clock
/ 10);
851 args
.v1
.usRefDiv
= cpu_to_le16(ref_div
);
852 args
.v1
.usFbDiv
= cpu_to_le16(fb_div
);
853 args
.v1
.ucFracFbDiv
= frac_fb_div
;
854 args
.v1
.ucPostDiv
= post_div
;
855 args
.v1
.ucPpll
= pll_id
;
856 args
.v1
.ucCRTC
= crtc_id
;
857 args
.v1
.ucRefDivSrc
= 1;
860 args
.v2
.usPixelClock
= cpu_to_le16(clock
/ 10);
861 args
.v2
.usRefDiv
= cpu_to_le16(ref_div
);
862 args
.v2
.usFbDiv
= cpu_to_le16(fb_div
);
863 args
.v2
.ucFracFbDiv
= frac_fb_div
;
864 args
.v2
.ucPostDiv
= post_div
;
865 args
.v2
.ucPpll
= pll_id
;
866 args
.v2
.ucCRTC
= crtc_id
;
867 args
.v2
.ucRefDivSrc
= 1;
870 args
.v3
.usPixelClock
= cpu_to_le16(clock
/ 10);
871 args
.v3
.usRefDiv
= cpu_to_le16(ref_div
);
872 args
.v3
.usFbDiv
= cpu_to_le16(fb_div
);
873 args
.v3
.ucFracFbDiv
= frac_fb_div
;
874 args
.v3
.ucPostDiv
= post_div
;
875 args
.v3
.ucPpll
= pll_id
;
876 if (crtc_id
== ATOM_CRTC2
)
877 args
.v3
.ucMiscInfo
= PIXEL_CLOCK_MISC_CRTC_SEL_CRTC2
;
879 args
.v3
.ucMiscInfo
= PIXEL_CLOCK_MISC_CRTC_SEL_CRTC1
;
880 if (ss_enabled
&& (ss
->type
& ATOM_EXTERNAL_SS_MASK
))
881 args
.v3
.ucMiscInfo
|= PIXEL_CLOCK_MISC_REF_DIV_SRC
;
882 args
.v3
.ucTransmitterId
= encoder_id
;
883 args
.v3
.ucEncoderMode
= encoder_mode
;
886 args
.v5
.ucCRTC
= crtc_id
;
887 args
.v5
.usPixelClock
= cpu_to_le16(clock
/ 10);
888 args
.v5
.ucRefDiv
= ref_div
;
889 args
.v5
.usFbDiv
= cpu_to_le16(fb_div
);
890 args
.v5
.ulFbDivDecFrac
= cpu_to_le32(frac_fb_div
* 100000);
891 args
.v5
.ucPostDiv
= post_div
;
892 args
.v5
.ucMiscInfo
= 0; /* HDMI depth, etc. */
893 if (ss_enabled
&& (ss
->type
& ATOM_EXTERNAL_SS_MASK
))
894 args
.v5
.ucMiscInfo
|= PIXEL_CLOCK_V5_MISC_REF_DIV_SRC
;
895 if (encoder_mode
== ATOM_ENCODER_MODE_HDMI
) {
899 args
.v5
.ucMiscInfo
|= PIXEL_CLOCK_V5_MISC_HDMI_24BPP
;
902 /* yes this is correct, the atom define is wrong */
903 args
.v5
.ucMiscInfo
|= PIXEL_CLOCK_V5_MISC_HDMI_32BPP
;
906 /* yes this is correct, the atom define is wrong */
907 args
.v5
.ucMiscInfo
|= PIXEL_CLOCK_V5_MISC_HDMI_30BPP
;
911 args
.v5
.ucTransmitterID
= encoder_id
;
912 args
.v5
.ucEncoderMode
= encoder_mode
;
913 args
.v5
.ucPpll
= pll_id
;
916 args
.v6
.ulDispEngClkFreq
= cpu_to_le32(crtc_id
<< 24 | clock
/ 10);
917 args
.v6
.ucRefDiv
= ref_div
;
918 args
.v6
.usFbDiv
= cpu_to_le16(fb_div
);
919 args
.v6
.ulFbDivDecFrac
= cpu_to_le32(frac_fb_div
* 100000);
920 args
.v6
.ucPostDiv
= post_div
;
921 args
.v6
.ucMiscInfo
= 0; /* HDMI depth, etc. */
922 if (ss_enabled
&& (ss
->type
& ATOM_EXTERNAL_SS_MASK
))
923 args
.v6
.ucMiscInfo
|= PIXEL_CLOCK_V6_MISC_REF_DIV_SRC
;
924 if (encoder_mode
== ATOM_ENCODER_MODE_HDMI
) {
928 args
.v6
.ucMiscInfo
|= PIXEL_CLOCK_V6_MISC_HDMI_24BPP
;
931 args
.v6
.ucMiscInfo
|= PIXEL_CLOCK_V6_MISC_HDMI_30BPP_V6
;
934 args
.v6
.ucMiscInfo
|= PIXEL_CLOCK_V6_MISC_HDMI_36BPP_V6
;
937 args
.v6
.ucMiscInfo
|= PIXEL_CLOCK_V6_MISC_HDMI_48BPP
;
941 args
.v6
.ucTransmitterID
= encoder_id
;
942 args
.v6
.ucEncoderMode
= encoder_mode
;
943 args
.v6
.ucPpll
= pll_id
;
946 DRM_ERROR("Unknown table version %d %d\n", frev
, crev
);
951 DRM_ERROR("Unknown table version %d %d\n", frev
, crev
);
955 atom_execute_table(rdev
->mode_info
.atom_context
, index
, (uint32_t *)&args
);
958 static bool atombios_crtc_prepare_pll(struct drm_crtc
*crtc
, struct drm_display_mode
*mode
)
960 struct radeon_crtc
*radeon_crtc
= to_radeon_crtc(crtc
);
961 struct drm_device
*dev
= crtc
->dev
;
962 struct radeon_device
*rdev
= dev
->dev_private
;
963 struct radeon_encoder
*radeon_encoder
=
964 to_radeon_encoder(radeon_crtc
->encoder
);
965 int encoder_mode
= atombios_get_encoder_mode(radeon_crtc
->encoder
);
967 radeon_crtc
->bpc
= 8;
968 radeon_crtc
->ss_enabled
= false;
970 if (radeon_encoder
->is_mst_encoder
) {
971 radeon_dp_mst_prepare_pll(crtc
, mode
);
972 } else if ((radeon_encoder
->active_device
& (ATOM_DEVICE_LCD_SUPPORT
| ATOM_DEVICE_DFP_SUPPORT
)) ||
973 (radeon_encoder_get_dp_bridge_encoder_id(radeon_crtc
->encoder
) != ENCODER_OBJECT_ID_NONE
)) {
974 struct radeon_encoder_atom_dig
*dig
= radeon_encoder
->enc_priv
;
975 struct drm_connector
*connector
=
976 radeon_get_connector_for_encoder(radeon_crtc
->encoder
);
977 struct radeon_connector
*radeon_connector
=
978 to_radeon_connector(connector
);
979 struct radeon_connector_atom_dig
*dig_connector
=
980 radeon_connector
->con_priv
;
983 /* Assign mode clock for hdmi deep color max clock limit check */
984 radeon_connector
->pixelclock_for_modeset
= mode
->clock
;
985 radeon_crtc
->bpc
= radeon_get_monitor_bpc(connector
);
987 switch (encoder_mode
) {
988 case ATOM_ENCODER_MODE_DP_MST
:
989 case ATOM_ENCODER_MODE_DP
:
991 dp_clock
= dig_connector
->dp_clock
/ 10;
992 if (ASIC_IS_DCE4(rdev
))
993 radeon_crtc
->ss_enabled
=
994 radeon_atombios_get_asic_ss_info(rdev
, &radeon_crtc
->ss
,
995 ASIC_INTERNAL_SS_ON_DP
,
998 if (dp_clock
== 16200) {
999 radeon_crtc
->ss_enabled
=
1000 radeon_atombios_get_ppll_ss_info(rdev
,
1003 if (!radeon_crtc
->ss_enabled
)
1004 radeon_crtc
->ss_enabled
=
1005 radeon_atombios_get_ppll_ss_info(rdev
,
1009 radeon_crtc
->ss_enabled
=
1010 radeon_atombios_get_ppll_ss_info(rdev
,
1014 /* disable spread spectrum on DCE3 DP */
1015 radeon_crtc
->ss_enabled
= false;
1018 case ATOM_ENCODER_MODE_LVDS
:
1019 if (ASIC_IS_DCE4(rdev
))
1020 radeon_crtc
->ss_enabled
=
1021 radeon_atombios_get_asic_ss_info(rdev
,
1026 radeon_crtc
->ss_enabled
=
1027 radeon_atombios_get_ppll_ss_info(rdev
,
1031 case ATOM_ENCODER_MODE_DVI
:
1032 if (ASIC_IS_DCE4(rdev
))
1033 radeon_crtc
->ss_enabled
=
1034 radeon_atombios_get_asic_ss_info(rdev
,
1036 ASIC_INTERNAL_SS_ON_TMDS
,
1039 case ATOM_ENCODER_MODE_HDMI
:
1040 if (ASIC_IS_DCE4(rdev
))
1041 radeon_crtc
->ss_enabled
=
1042 radeon_atombios_get_asic_ss_info(rdev
,
1044 ASIC_INTERNAL_SS_ON_HDMI
,
1052 /* adjust pixel clock as needed */
1053 radeon_crtc
->adjusted_clock
= atombios_adjust_pll(crtc
, mode
);
1058 static void atombios_crtc_set_pll(struct drm_crtc
*crtc
, struct drm_display_mode
*mode
)
1060 struct radeon_crtc
*radeon_crtc
= to_radeon_crtc(crtc
);
1061 struct drm_device
*dev
= crtc
->dev
;
1062 struct radeon_device
*rdev
= dev
->dev_private
;
1063 struct radeon_encoder
*radeon_encoder
=
1064 to_radeon_encoder(radeon_crtc
->encoder
);
1065 u32 pll_clock
= mode
->clock
;
1066 u32 clock
= mode
->clock
;
1067 u32 ref_div
= 0, fb_div
= 0, frac_fb_div
= 0, post_div
= 0;
1068 struct radeon_pll
*pll
;
1069 int encoder_mode
= atombios_get_encoder_mode(radeon_crtc
->encoder
);
1071 /* pass the actual clock to atombios_crtc_program_pll for DCE5,6 for HDMI */
1072 if (ASIC_IS_DCE5(rdev
) &&
1073 (encoder_mode
== ATOM_ENCODER_MODE_HDMI
) &&
1074 (radeon_crtc
->bpc
> 8))
1075 clock
= radeon_crtc
->adjusted_clock
;
1077 switch (radeon_crtc
->pll_id
) {
1079 pll
= &rdev
->clock
.p1pll
;
1082 pll
= &rdev
->clock
.p2pll
;
1085 case ATOM_PPLL_INVALID
:
1087 pll
= &rdev
->clock
.dcpll
;
1091 /* update pll params */
1092 pll
->flags
= radeon_crtc
->pll_flags
;
1093 pll
->reference_div
= radeon_crtc
->pll_reference_div
;
1094 pll
->post_div
= radeon_crtc
->pll_post_div
;
1096 if (radeon_encoder
->active_device
& (ATOM_DEVICE_TV_SUPPORT
))
1097 /* TV seems to prefer the legacy algo on some boards */
1098 radeon_compute_pll_legacy(pll
, radeon_crtc
->adjusted_clock
, &pll_clock
,
1099 &fb_div
, &frac_fb_div
, &ref_div
, &post_div
);
1100 else if (ASIC_IS_AVIVO(rdev
))
1101 radeon_compute_pll_avivo(pll
, radeon_crtc
->adjusted_clock
, &pll_clock
,
1102 &fb_div
, &frac_fb_div
, &ref_div
, &post_div
);
1104 radeon_compute_pll_legacy(pll
, radeon_crtc
->adjusted_clock
, &pll_clock
,
1105 &fb_div
, &frac_fb_div
, &ref_div
, &post_div
);
1107 atombios_crtc_program_ss(rdev
, ATOM_DISABLE
, radeon_crtc
->pll_id
,
1108 radeon_crtc
->crtc_id
, &radeon_crtc
->ss
);
1110 atombios_crtc_program_pll(crtc
, radeon_crtc
->crtc_id
, radeon_crtc
->pll_id
,
1111 encoder_mode
, radeon_encoder
->encoder_id
, clock
,
1112 ref_div
, fb_div
, frac_fb_div
, post_div
,
1113 radeon_crtc
->bpc
, radeon_crtc
->ss_enabled
, &radeon_crtc
->ss
);
1115 if (radeon_crtc
->ss_enabled
) {
1116 /* calculate ss amount and step size */
1117 if (ASIC_IS_DCE4(rdev
)) {
1119 u32 amount
= (((fb_div
* 10) + frac_fb_div
) *
1120 (u32
)radeon_crtc
->ss
.percentage
) /
1121 (100 * (u32
)radeon_crtc
->ss
.percentage_divider
);
1122 radeon_crtc
->ss
.amount
= (amount
/ 10) & ATOM_PPLL_SS_AMOUNT_V2_FBDIV_MASK
;
1123 radeon_crtc
->ss
.amount
|= ((amount
- (amount
/ 10)) << ATOM_PPLL_SS_AMOUNT_V2_NFRAC_SHIFT
) &
1124 ATOM_PPLL_SS_AMOUNT_V2_NFRAC_MASK
;
1125 if (radeon_crtc
->ss
.type
& ATOM_PPLL_SS_TYPE_V2_CENTRE_SPREAD
)
1126 step_size
= (4 * amount
* ref_div
* ((u32
)radeon_crtc
->ss
.rate
* 2048)) /
1127 (125 * 25 * pll
->reference_freq
/ 100);
1129 step_size
= (2 * amount
* ref_div
* ((u32
)radeon_crtc
->ss
.rate
* 2048)) /
1130 (125 * 25 * pll
->reference_freq
/ 100);
1131 radeon_crtc
->ss
.step
= step_size
;
1134 atombios_crtc_program_ss(rdev
, ATOM_ENABLE
, radeon_crtc
->pll_id
,
1135 radeon_crtc
->crtc_id
, &radeon_crtc
->ss
);
1139 static int dce4_crtc_do_set_base(struct drm_crtc
*crtc
,
1140 struct drm_framebuffer
*fb
,
1141 int x
, int y
, int atomic
)
1143 struct radeon_crtc
*radeon_crtc
= to_radeon_crtc(crtc
);
1144 struct drm_device
*dev
= crtc
->dev
;
1145 struct radeon_device
*rdev
= dev
->dev_private
;
1146 struct radeon_framebuffer
*radeon_fb
;
1147 struct drm_framebuffer
*target_fb
;
1148 struct drm_gem_object
*obj
;
1149 struct radeon_bo
*rbo
;
1150 uint64_t fb_location
;
1151 uint32_t fb_format
, fb_pitch_pixels
, tiling_flags
;
1152 unsigned bankw
, bankh
, mtaspect
, tile_split
;
1153 u32 fb_swap
= EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_NONE
);
1154 u32 tmp
, viewport_w
, viewport_h
;
1156 bool bypass_lut
= false;
1159 if (!atomic
&& !crtc
->primary
->fb
) {
1160 DRM_DEBUG_KMS("No FB bound\n");
1165 radeon_fb
= to_radeon_framebuffer(fb
);
1169 radeon_fb
= to_radeon_framebuffer(crtc
->primary
->fb
);
1170 target_fb
= crtc
->primary
->fb
;
1173 /* If atomic, assume fb object is pinned & idle & fenced and
1174 * just update base pointers
1176 obj
= radeon_fb
->obj
;
1177 rbo
= gem_to_radeon_bo(obj
);
1178 r
= radeon_bo_reserve(rbo
, false);
1179 if (unlikely(r
!= 0))
1183 fb_location
= radeon_bo_gpu_offset(rbo
);
1185 r
= radeon_bo_pin(rbo
, RADEON_GEM_DOMAIN_VRAM
, &fb_location
);
1186 if (unlikely(r
!= 0)) {
1187 radeon_bo_unreserve(rbo
);
1192 radeon_bo_get_tiling_flags(rbo
, &tiling_flags
, NULL
);
1193 radeon_bo_unreserve(rbo
);
1195 switch (target_fb
->pixel_format
) {
1197 fb_format
= (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_8BPP
) |
1198 EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_INDEXED
));
1200 case DRM_FORMAT_XRGB4444
:
1201 case DRM_FORMAT_ARGB4444
:
1202 fb_format
= (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_16BPP
) |
1203 EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_ARGB4444
));
1205 fb_swap
= EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_8IN16
);
1208 case DRM_FORMAT_XRGB1555
:
1209 case DRM_FORMAT_ARGB1555
:
1210 fb_format
= (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_16BPP
) |
1211 EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_ARGB1555
));
1213 fb_swap
= EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_8IN16
);
1216 case DRM_FORMAT_BGRX5551
:
1217 case DRM_FORMAT_BGRA5551
:
1218 fb_format
= (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_16BPP
) |
1219 EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_BGRA5551
));
1221 fb_swap
= EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_8IN16
);
1224 case DRM_FORMAT_RGB565
:
1225 fb_format
= (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_16BPP
) |
1226 EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_ARGB565
));
1228 fb_swap
= EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_8IN16
);
1231 case DRM_FORMAT_XRGB8888
:
1232 case DRM_FORMAT_ARGB8888
:
1233 fb_format
= (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_32BPP
) |
1234 EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_ARGB8888
));
1236 fb_swap
= EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_8IN32
);
1239 case DRM_FORMAT_XRGB2101010
:
1240 case DRM_FORMAT_ARGB2101010
:
1241 fb_format
= (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_32BPP
) |
1242 EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_ARGB2101010
));
1244 fb_swap
= EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_8IN32
);
1246 /* Greater 8 bpc fb needs to bypass hw-lut to retain precision */
1249 case DRM_FORMAT_BGRX1010102
:
1250 case DRM_FORMAT_BGRA1010102
:
1251 fb_format
= (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_32BPP
) |
1252 EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_BGRA1010102
));
1254 fb_swap
= EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_8IN32
);
1256 /* Greater 8 bpc fb needs to bypass hw-lut to retain precision */
1260 DRM_ERROR("Unsupported screen format %s\n",
1261 drm_get_format_name(target_fb
->pixel_format
));
1265 if (tiling_flags
& RADEON_TILING_MACRO
) {
1266 evergreen_tiling_fields(tiling_flags
, &bankw
, &bankh
, &mtaspect
, &tile_split
);
1268 /* Set NUM_BANKS. */
1269 if (rdev
->family
>= CHIP_TAHITI
) {
1270 unsigned index
, num_banks
;
1272 if (rdev
->family
>= CHIP_BONAIRE
) {
1273 unsigned tileb
, tile_split_bytes
;
1275 /* Calculate the macrotile mode index. */
1276 tile_split_bytes
= 64 << tile_split
;
1277 tileb
= 8 * 8 * target_fb
->bits_per_pixel
/ 8;
1278 tileb
= min(tile_split_bytes
, tileb
);
1280 for (index
= 0; tileb
> 64; index
++)
1284 DRM_ERROR("Wrong screen bpp (%u) or tile split (%u)\n",
1285 target_fb
->bits_per_pixel
, tile_split
);
1289 num_banks
= (rdev
->config
.cik
.macrotile_mode_array
[index
] >> 6) & 0x3;
1291 switch (target_fb
->bits_per_pixel
) {
1296 index
= SI_TILE_MODE_COLOR_2D_SCANOUT_16BPP
;
1300 index
= SI_TILE_MODE_COLOR_2D_SCANOUT_32BPP
;
1304 num_banks
= (rdev
->config
.si
.tile_mode_array
[index
] >> 20) & 0x3;
1307 fb_format
|= EVERGREEN_GRPH_NUM_BANKS(num_banks
);
1310 if (rdev
->family
>= CHIP_CAYMAN
)
1311 tmp
= rdev
->config
.cayman
.tile_config
;
1313 tmp
= rdev
->config
.evergreen
.tile_config
;
1315 switch ((tmp
& 0xf0) >> 4) {
1316 case 0: /* 4 banks */
1317 fb_format
|= EVERGREEN_GRPH_NUM_BANKS(EVERGREEN_ADDR_SURF_4_BANK
);
1319 case 1: /* 8 banks */
1321 fb_format
|= EVERGREEN_GRPH_NUM_BANKS(EVERGREEN_ADDR_SURF_8_BANK
);
1323 case 2: /* 16 banks */
1324 fb_format
|= EVERGREEN_GRPH_NUM_BANKS(EVERGREEN_ADDR_SURF_16_BANK
);
1329 fb_format
|= EVERGREEN_GRPH_ARRAY_MODE(EVERGREEN_GRPH_ARRAY_2D_TILED_THIN1
);
1330 fb_format
|= EVERGREEN_GRPH_TILE_SPLIT(tile_split
);
1331 fb_format
|= EVERGREEN_GRPH_BANK_WIDTH(bankw
);
1332 fb_format
|= EVERGREEN_GRPH_BANK_HEIGHT(bankh
);
1333 fb_format
|= EVERGREEN_GRPH_MACRO_TILE_ASPECT(mtaspect
);
1334 if (rdev
->family
>= CHIP_BONAIRE
) {
1335 /* XXX need to know more about the surface tiling mode */
1336 fb_format
|= CIK_GRPH_MICRO_TILE_MODE(CIK_DISPLAY_MICRO_TILING
);
1338 } else if (tiling_flags
& RADEON_TILING_MICRO
)
1339 fb_format
|= EVERGREEN_GRPH_ARRAY_MODE(EVERGREEN_GRPH_ARRAY_1D_TILED_THIN1
);
1341 if (rdev
->family
>= CHIP_BONAIRE
) {
1342 /* Read the pipe config from the 2D TILED SCANOUT mode.
1343 * It should be the same for the other modes too, but not all
1344 * modes set the pipe config field. */
1345 u32 pipe_config
= (rdev
->config
.cik
.tile_mode_array
[10] >> 6) & 0x1f;
1347 fb_format
|= CIK_GRPH_PIPE_CONFIG(pipe_config
);
1348 } else if ((rdev
->family
== CHIP_TAHITI
) ||
1349 (rdev
->family
== CHIP_PITCAIRN
))
1350 fb_format
|= SI_GRPH_PIPE_CONFIG(SI_ADDR_SURF_P8_32x32_8x16
);
1351 else if ((rdev
->family
== CHIP_VERDE
) ||
1352 (rdev
->family
== CHIP_OLAND
) ||
1353 (rdev
->family
== CHIP_HAINAN
)) /* for completeness. HAINAN has no display hw */
1354 fb_format
|= SI_GRPH_PIPE_CONFIG(SI_ADDR_SURF_P4_8x16
);
1356 switch (radeon_crtc
->crtc_id
) {
1358 WREG32(AVIVO_D1VGA_CONTROL
, 0);
1361 WREG32(AVIVO_D2VGA_CONTROL
, 0);
1364 WREG32(EVERGREEN_D3VGA_CONTROL
, 0);
1367 WREG32(EVERGREEN_D4VGA_CONTROL
, 0);
1370 WREG32(EVERGREEN_D5VGA_CONTROL
, 0);
1373 WREG32(EVERGREEN_D6VGA_CONTROL
, 0);
1379 /* Make sure surface address is updated at vertical blank rather than
1382 WREG32(EVERGREEN_GRPH_FLIP_CONTROL
+ radeon_crtc
->crtc_offset
, 0);
1384 WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH
+ radeon_crtc
->crtc_offset
,
1385 upper_32_bits(fb_location
));
1386 WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH
+ radeon_crtc
->crtc_offset
,
1387 upper_32_bits(fb_location
));
1388 WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS
+ radeon_crtc
->crtc_offset
,
1389 (u32
)fb_location
& EVERGREEN_GRPH_SURFACE_ADDRESS_MASK
);
1390 WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS
+ radeon_crtc
->crtc_offset
,
1391 (u32
) fb_location
& EVERGREEN_GRPH_SURFACE_ADDRESS_MASK
);
1392 WREG32(EVERGREEN_GRPH_CONTROL
+ radeon_crtc
->crtc_offset
, fb_format
);
1393 WREG32(EVERGREEN_GRPH_SWAP_CONTROL
+ radeon_crtc
->crtc_offset
, fb_swap
);
1396 * The LUT only has 256 slots for indexing by a 8 bpc fb. Bypass the LUT
1397 * for > 8 bpc scanout to avoid truncation of fb indices to 8 msb's, to
1398 * retain the full precision throughout the pipeline.
1400 WREG32_P(EVERGREEN_GRPH_LUT_10BIT_BYPASS_CONTROL
+ radeon_crtc
->crtc_offset
,
1401 (bypass_lut
? EVERGREEN_LUT_10BIT_BYPASS_EN
: 0),
1402 ~EVERGREEN_LUT_10BIT_BYPASS_EN
);
1405 DRM_DEBUG_KMS("Bypassing hardware LUT due to 10 bit fb scanout.\n");
1407 WREG32(EVERGREEN_GRPH_SURFACE_OFFSET_X
+ radeon_crtc
->crtc_offset
, 0);
1408 WREG32(EVERGREEN_GRPH_SURFACE_OFFSET_Y
+ radeon_crtc
->crtc_offset
, 0);
1409 WREG32(EVERGREEN_GRPH_X_START
+ radeon_crtc
->crtc_offset
, 0);
1410 WREG32(EVERGREEN_GRPH_Y_START
+ radeon_crtc
->crtc_offset
, 0);
1411 WREG32(EVERGREEN_GRPH_X_END
+ radeon_crtc
->crtc_offset
, target_fb
->width
);
1412 WREG32(EVERGREEN_GRPH_Y_END
+ radeon_crtc
->crtc_offset
, target_fb
->height
);
1414 fb_pitch_pixels
= target_fb
->pitches
[0] / (target_fb
->bits_per_pixel
/ 8);
1415 WREG32(EVERGREEN_GRPH_PITCH
+ radeon_crtc
->crtc_offset
, fb_pitch_pixels
);
1416 WREG32(EVERGREEN_GRPH_ENABLE
+ radeon_crtc
->crtc_offset
, 1);
1418 if (rdev
->family
>= CHIP_BONAIRE
)
1419 WREG32(CIK_LB_DESKTOP_HEIGHT
+ radeon_crtc
->crtc_offset
,
1422 WREG32(EVERGREEN_DESKTOP_HEIGHT
+ radeon_crtc
->crtc_offset
,
1426 WREG32(EVERGREEN_VIEWPORT_START
+ radeon_crtc
->crtc_offset
,
1428 viewport_w
= crtc
->mode
.hdisplay
;
1429 viewport_h
= (crtc
->mode
.vdisplay
+ 1) & ~1;
1430 if ((rdev
->family
>= CHIP_BONAIRE
) &&
1431 (crtc
->mode
.flags
& DRM_MODE_FLAG_INTERLACE
))
1433 WREG32(EVERGREEN_VIEWPORT_SIZE
+ radeon_crtc
->crtc_offset
,
1434 (viewport_w
<< 16) | viewport_h
);
1436 /* set pageflip to happen only at start of vblank interval (front porch) */
1437 WREG32(EVERGREEN_MASTER_UPDATE_MODE
+ radeon_crtc
->crtc_offset
, 3);
1439 if (!atomic
&& fb
&& fb
!= crtc
->primary
->fb
) {
1440 radeon_fb
= to_radeon_framebuffer(fb
);
1441 rbo
= gem_to_radeon_bo(radeon_fb
->obj
);
1442 r
= radeon_bo_reserve(rbo
, false);
1443 if (unlikely(r
!= 0))
1445 radeon_bo_unpin(rbo
);
1446 radeon_bo_unreserve(rbo
);
1449 /* Bytes per pixel may have changed */
1450 radeon_bandwidth_update(rdev
);
1455 static int avivo_crtc_do_set_base(struct drm_crtc
*crtc
,
1456 struct drm_framebuffer
*fb
,
1457 int x
, int y
, int atomic
)
1459 struct radeon_crtc
*radeon_crtc
= to_radeon_crtc(crtc
);
1460 struct drm_device
*dev
= crtc
->dev
;
1461 struct radeon_device
*rdev
= dev
->dev_private
;
1462 struct radeon_framebuffer
*radeon_fb
;
1463 struct drm_gem_object
*obj
;
1464 struct radeon_bo
*rbo
;
1465 struct drm_framebuffer
*target_fb
;
1466 uint64_t fb_location
;
1467 uint32_t fb_format
, fb_pitch_pixels
, tiling_flags
;
1468 u32 fb_swap
= R600_D1GRPH_SWAP_ENDIAN_NONE
;
1469 u32 viewport_w
, viewport_h
;
1471 bool bypass_lut
= false;
1474 if (!atomic
&& !crtc
->primary
->fb
) {
1475 DRM_DEBUG_KMS("No FB bound\n");
1480 radeon_fb
= to_radeon_framebuffer(fb
);
1484 radeon_fb
= to_radeon_framebuffer(crtc
->primary
->fb
);
1485 target_fb
= crtc
->primary
->fb
;
1488 obj
= radeon_fb
->obj
;
1489 rbo
= gem_to_radeon_bo(obj
);
1490 r
= radeon_bo_reserve(rbo
, false);
1491 if (unlikely(r
!= 0))
1494 /* If atomic, assume fb object is pinned & idle & fenced and
1495 * just update base pointers
1498 fb_location
= radeon_bo_gpu_offset(rbo
);
1500 r
= radeon_bo_pin(rbo
, RADEON_GEM_DOMAIN_VRAM
, &fb_location
);
1501 if (unlikely(r
!= 0)) {
1502 radeon_bo_unreserve(rbo
);
1506 radeon_bo_get_tiling_flags(rbo
, &tiling_flags
, NULL
);
1507 radeon_bo_unreserve(rbo
);
1509 switch (target_fb
->pixel_format
) {
1512 AVIVO_D1GRPH_CONTROL_DEPTH_8BPP
|
1513 AVIVO_D1GRPH_CONTROL_8BPP_INDEXED
;
1515 case DRM_FORMAT_XRGB4444
:
1516 case DRM_FORMAT_ARGB4444
:
1518 AVIVO_D1GRPH_CONTROL_DEPTH_16BPP
|
1519 AVIVO_D1GRPH_CONTROL_16BPP_ARGB4444
;
1521 fb_swap
= R600_D1GRPH_SWAP_ENDIAN_16BIT
;
1524 case DRM_FORMAT_XRGB1555
:
1526 AVIVO_D1GRPH_CONTROL_DEPTH_16BPP
|
1527 AVIVO_D1GRPH_CONTROL_16BPP_ARGB1555
;
1529 fb_swap
= R600_D1GRPH_SWAP_ENDIAN_16BIT
;
1532 case DRM_FORMAT_RGB565
:
1534 AVIVO_D1GRPH_CONTROL_DEPTH_16BPP
|
1535 AVIVO_D1GRPH_CONTROL_16BPP_RGB565
;
1537 fb_swap
= R600_D1GRPH_SWAP_ENDIAN_16BIT
;
1540 case DRM_FORMAT_XRGB8888
:
1541 case DRM_FORMAT_ARGB8888
:
1543 AVIVO_D1GRPH_CONTROL_DEPTH_32BPP
|
1544 AVIVO_D1GRPH_CONTROL_32BPP_ARGB8888
;
1546 fb_swap
= R600_D1GRPH_SWAP_ENDIAN_32BIT
;
1549 case DRM_FORMAT_XRGB2101010
:
1550 case DRM_FORMAT_ARGB2101010
:
1552 AVIVO_D1GRPH_CONTROL_DEPTH_32BPP
|
1553 AVIVO_D1GRPH_CONTROL_32BPP_ARGB2101010
;
1555 fb_swap
= R600_D1GRPH_SWAP_ENDIAN_32BIT
;
1557 /* Greater 8 bpc fb needs to bypass hw-lut to retain precision */
1561 DRM_ERROR("Unsupported screen format %s\n",
1562 drm_get_format_name(target_fb
->pixel_format
));
1566 if (rdev
->family
>= CHIP_R600
) {
1567 if (tiling_flags
& RADEON_TILING_MACRO
)
1568 fb_format
|= R600_D1GRPH_ARRAY_MODE_2D_TILED_THIN1
;
1569 else if (tiling_flags
& RADEON_TILING_MICRO
)
1570 fb_format
|= R600_D1GRPH_ARRAY_MODE_1D_TILED_THIN1
;
1572 if (tiling_flags
& RADEON_TILING_MACRO
)
1573 fb_format
|= AVIVO_D1GRPH_MACRO_ADDRESS_MODE
;
1575 if (tiling_flags
& RADEON_TILING_MICRO
)
1576 fb_format
|= AVIVO_D1GRPH_TILED
;
1579 if (radeon_crtc
->crtc_id
== 0)
1580 WREG32(AVIVO_D1VGA_CONTROL
, 0);
1582 WREG32(AVIVO_D2VGA_CONTROL
, 0);
1584 /* Make sure surface address is update at vertical blank rather than
1587 WREG32(AVIVO_D1GRPH_FLIP_CONTROL
+ radeon_crtc
->crtc_offset
, 0);
1589 if (rdev
->family
>= CHIP_RV770
) {
1590 if (radeon_crtc
->crtc_id
) {
1591 WREG32(R700_D2GRPH_PRIMARY_SURFACE_ADDRESS_HIGH
, upper_32_bits(fb_location
));
1592 WREG32(R700_D2GRPH_SECONDARY_SURFACE_ADDRESS_HIGH
, upper_32_bits(fb_location
));
1594 WREG32(R700_D1GRPH_PRIMARY_SURFACE_ADDRESS_HIGH
, upper_32_bits(fb_location
));
1595 WREG32(R700_D1GRPH_SECONDARY_SURFACE_ADDRESS_HIGH
, upper_32_bits(fb_location
));
1598 WREG32(AVIVO_D1GRPH_PRIMARY_SURFACE_ADDRESS
+ radeon_crtc
->crtc_offset
,
1600 WREG32(AVIVO_D1GRPH_SECONDARY_SURFACE_ADDRESS
+
1601 radeon_crtc
->crtc_offset
, (u32
) fb_location
);
1602 WREG32(AVIVO_D1GRPH_CONTROL
+ radeon_crtc
->crtc_offset
, fb_format
);
1603 if (rdev
->family
>= CHIP_R600
)
1604 WREG32(R600_D1GRPH_SWAP_CONTROL
+ radeon_crtc
->crtc_offset
, fb_swap
);
1606 /* LUT only has 256 slots for 8 bpc fb. Bypass for > 8 bpc scanout for precision */
1607 WREG32_P(AVIVO_D1GRPH_LUT_SEL
+ radeon_crtc
->crtc_offset
,
1608 (bypass_lut
? AVIVO_LUT_10BIT_BYPASS_EN
: 0), ~AVIVO_LUT_10BIT_BYPASS_EN
);
1611 DRM_DEBUG_KMS("Bypassing hardware LUT due to 10 bit fb scanout.\n");
1613 WREG32(AVIVO_D1GRPH_SURFACE_OFFSET_X
+ radeon_crtc
->crtc_offset
, 0);
1614 WREG32(AVIVO_D1GRPH_SURFACE_OFFSET_Y
+ radeon_crtc
->crtc_offset
, 0);
1615 WREG32(AVIVO_D1GRPH_X_START
+ radeon_crtc
->crtc_offset
, 0);
1616 WREG32(AVIVO_D1GRPH_Y_START
+ radeon_crtc
->crtc_offset
, 0);
1617 WREG32(AVIVO_D1GRPH_X_END
+ radeon_crtc
->crtc_offset
, target_fb
->width
);
1618 WREG32(AVIVO_D1GRPH_Y_END
+ radeon_crtc
->crtc_offset
, target_fb
->height
);
1620 fb_pitch_pixels
= target_fb
->pitches
[0] / (target_fb
->bits_per_pixel
/ 8);
1621 WREG32(AVIVO_D1GRPH_PITCH
+ radeon_crtc
->crtc_offset
, fb_pitch_pixels
);
1622 WREG32(AVIVO_D1GRPH_ENABLE
+ radeon_crtc
->crtc_offset
, 1);
1624 WREG32(AVIVO_D1MODE_DESKTOP_HEIGHT
+ radeon_crtc
->crtc_offset
,
1628 WREG32(AVIVO_D1MODE_VIEWPORT_START
+ radeon_crtc
->crtc_offset
,
1630 viewport_w
= crtc
->mode
.hdisplay
;
1631 viewport_h
= (crtc
->mode
.vdisplay
+ 1) & ~1;
1632 WREG32(AVIVO_D1MODE_VIEWPORT_SIZE
+ radeon_crtc
->crtc_offset
,
1633 (viewport_w
<< 16) | viewport_h
);
1635 /* set pageflip to happen only at start of vblank interval (front porch) */
1636 WREG32(AVIVO_D1MODE_MASTER_UPDATE_MODE
+ radeon_crtc
->crtc_offset
, 3);
1638 if (!atomic
&& fb
&& fb
!= crtc
->primary
->fb
) {
1639 radeon_fb
= to_radeon_framebuffer(fb
);
1640 rbo
= gem_to_radeon_bo(radeon_fb
->obj
);
1641 r
= radeon_bo_reserve(rbo
, false);
1642 if (unlikely(r
!= 0))
1644 radeon_bo_unpin(rbo
);
1645 radeon_bo_unreserve(rbo
);
1648 /* Bytes per pixel may have changed */
1649 radeon_bandwidth_update(rdev
);
1654 int atombios_crtc_set_base(struct drm_crtc
*crtc
, int x
, int y
,
1655 struct drm_framebuffer
*old_fb
)
1657 struct drm_device
*dev
= crtc
->dev
;
1658 struct radeon_device
*rdev
= dev
->dev_private
;
1660 if (ASIC_IS_DCE4(rdev
))
1661 return dce4_crtc_do_set_base(crtc
, old_fb
, x
, y
, 0);
1662 else if (ASIC_IS_AVIVO(rdev
))
1663 return avivo_crtc_do_set_base(crtc
, old_fb
, x
, y
, 0);
1665 return radeon_crtc_do_set_base(crtc
, old_fb
, x
, y
, 0);
1668 int atombios_crtc_set_base_atomic(struct drm_crtc
*crtc
,
1669 struct drm_framebuffer
*fb
,
1670 int x
, int y
, enum mode_set_atomic state
)
1672 struct drm_device
*dev
= crtc
->dev
;
1673 struct radeon_device
*rdev
= dev
->dev_private
;
1675 if (ASIC_IS_DCE4(rdev
))
1676 return dce4_crtc_do_set_base(crtc
, fb
, x
, y
, 1);
1677 else if (ASIC_IS_AVIVO(rdev
))
1678 return avivo_crtc_do_set_base(crtc
, fb
, x
, y
, 1);
1680 return radeon_crtc_do_set_base(crtc
, fb
, x
, y
, 1);
1683 /* properly set additional regs when using atombios */
1684 static void radeon_legacy_atom_fixup(struct drm_crtc
*crtc
)
1686 struct drm_device
*dev
= crtc
->dev
;
1687 struct radeon_device
*rdev
= dev
->dev_private
;
1688 struct radeon_crtc
*radeon_crtc
= to_radeon_crtc(crtc
);
1689 u32 disp_merge_cntl
;
1691 switch (radeon_crtc
->crtc_id
) {
1693 disp_merge_cntl
= RREG32(RADEON_DISP_MERGE_CNTL
);
1694 disp_merge_cntl
&= ~RADEON_DISP_RGB_OFFSET_EN
;
1695 WREG32(RADEON_DISP_MERGE_CNTL
, disp_merge_cntl
);
1698 disp_merge_cntl
= RREG32(RADEON_DISP2_MERGE_CNTL
);
1699 disp_merge_cntl
&= ~RADEON_DISP2_RGB_OFFSET_EN
;
1700 WREG32(RADEON_DISP2_MERGE_CNTL
, disp_merge_cntl
);
1701 WREG32(RADEON_FP_H2_SYNC_STRT_WID
, RREG32(RADEON_CRTC2_H_SYNC_STRT_WID
));
1702 WREG32(RADEON_FP_V2_SYNC_STRT_WID
, RREG32(RADEON_CRTC2_V_SYNC_STRT_WID
));
1708 * radeon_get_pll_use_mask - look up a mask of which pplls are in use
1712 * Returns the mask of which PPLLs (Pixel PLLs) are in use.
1714 static u32
radeon_get_pll_use_mask(struct drm_crtc
*crtc
)
1716 struct drm_device
*dev
= crtc
->dev
;
1717 struct drm_crtc
*test_crtc
;
1718 struct radeon_crtc
*test_radeon_crtc
;
1721 list_for_each_entry(test_crtc
, &dev
->mode_config
.crtc_list
, head
) {
1722 if (crtc
== test_crtc
)
1725 test_radeon_crtc
= to_radeon_crtc(test_crtc
);
1726 if (test_radeon_crtc
->pll_id
!= ATOM_PPLL_INVALID
)
1727 pll_in_use
|= (1 << test_radeon_crtc
->pll_id
);
1733 * radeon_get_shared_dp_ppll - return the PPLL used by another crtc for DP
1737 * Returns the PPLL (Pixel PLL) used by another crtc/encoder which is
1738 * also in DP mode. For DP, a single PPLL can be used for all DP
1741 static int radeon_get_shared_dp_ppll(struct drm_crtc
*crtc
)
1743 struct drm_device
*dev
= crtc
->dev
;
1744 struct radeon_device
*rdev
= dev
->dev_private
;
1745 struct drm_crtc
*test_crtc
;
1746 struct radeon_crtc
*test_radeon_crtc
;
1748 list_for_each_entry(test_crtc
, &dev
->mode_config
.crtc_list
, head
) {
1749 if (crtc
== test_crtc
)
1751 test_radeon_crtc
= to_radeon_crtc(test_crtc
);
1752 if (test_radeon_crtc
->encoder
&&
1753 ENCODER_MODE_IS_DP(atombios_get_encoder_mode(test_radeon_crtc
->encoder
))) {
1754 /* PPLL2 is exclusive to UNIPHYA on DCE61 */
1755 if (ASIC_IS_DCE61(rdev
) && !ASIC_IS_DCE8(rdev
) &&
1756 test_radeon_crtc
->pll_id
== ATOM_PPLL2
)
1758 /* for DP use the same PLL for all */
1759 if (test_radeon_crtc
->pll_id
!= ATOM_PPLL_INVALID
)
1760 return test_radeon_crtc
->pll_id
;
1763 return ATOM_PPLL_INVALID
;
1767 * radeon_get_shared_nondp_ppll - return the PPLL used by another non-DP crtc
1770 * @encoder: drm encoder
1772 * Returns the PPLL (Pixel PLL) used by another non-DP crtc/encoder which can
1773 * be shared (i.e., same clock).
1775 static int radeon_get_shared_nondp_ppll(struct drm_crtc
*crtc
)
1777 struct radeon_crtc
*radeon_crtc
= to_radeon_crtc(crtc
);
1778 struct drm_device
*dev
= crtc
->dev
;
1779 struct radeon_device
*rdev
= dev
->dev_private
;
1780 struct drm_crtc
*test_crtc
;
1781 struct radeon_crtc
*test_radeon_crtc
;
1782 u32 adjusted_clock
, test_adjusted_clock
;
1784 adjusted_clock
= radeon_crtc
->adjusted_clock
;
1786 if (adjusted_clock
== 0)
1787 return ATOM_PPLL_INVALID
;
1789 list_for_each_entry(test_crtc
, &dev
->mode_config
.crtc_list
, head
) {
1790 if (crtc
== test_crtc
)
1792 test_radeon_crtc
= to_radeon_crtc(test_crtc
);
1793 if (test_radeon_crtc
->encoder
&&
1794 !ENCODER_MODE_IS_DP(atombios_get_encoder_mode(test_radeon_crtc
->encoder
))) {
1795 /* PPLL2 is exclusive to UNIPHYA on DCE61 */
1796 if (ASIC_IS_DCE61(rdev
) && !ASIC_IS_DCE8(rdev
) &&
1797 test_radeon_crtc
->pll_id
== ATOM_PPLL2
)
1799 /* check if we are already driving this connector with another crtc */
1800 if (test_radeon_crtc
->connector
== radeon_crtc
->connector
) {
1801 /* if we are, return that pll */
1802 if (test_radeon_crtc
->pll_id
!= ATOM_PPLL_INVALID
)
1803 return test_radeon_crtc
->pll_id
;
1805 /* for non-DP check the clock */
1806 test_adjusted_clock
= test_radeon_crtc
->adjusted_clock
;
1807 if ((crtc
->mode
.clock
== test_crtc
->mode
.clock
) &&
1808 (adjusted_clock
== test_adjusted_clock
) &&
1809 (radeon_crtc
->ss_enabled
== test_radeon_crtc
->ss_enabled
) &&
1810 (test_radeon_crtc
->pll_id
!= ATOM_PPLL_INVALID
))
1811 return test_radeon_crtc
->pll_id
;
1814 return ATOM_PPLL_INVALID
;
1818 * radeon_atom_pick_pll - Allocate a PPLL for use by the crtc.
1822 * Returns the PPLL (Pixel PLL) to be used by the crtc. For DP monitors
1823 * a single PPLL can be used for all DP crtcs/encoders. For non-DP
1824 * monitors a dedicated PPLL must be used. If a particular board has
1825 * an external DP PLL, return ATOM_PPLL_INVALID to skip PLL programming
1826 * as there is no need to program the PLL itself. If we are not able to
1827 * allocate a PLL, return ATOM_PPLL_INVALID to skip PLL programming to
1828 * avoid messing up an existing monitor.
1830 * Asic specific PLL information
1834 * - PPLL1, PPLL2 are available for all UNIPHY (both DP and non-DP)
1836 * - PPLL0, PPLL1, PPLL2 are available for all UNIPHY (both DP and non-DP) and DAC
1839 * - PPLL2 is only available to UNIPHYA (both DP and non-DP)
1840 * - PPLL0, PPLL1 are available for UNIPHYB/C/D/E/F (both DP and non-DP)
1843 * - PPLL0 is available to all UNIPHY (DP only)
1844 * - PPLL1, PPLL2 are available for all UNIPHY (both DP and non-DP) and DAC
1847 * - DCPLL is available to all UNIPHY (DP only)
1848 * - PPLL1, PPLL2 are available for all UNIPHY (both DP and non-DP) and DAC
1851 * - PPLL1, PPLL2 are available for all UNIPHY (both DP and non-DP) and DAC
1854 static int radeon_atom_pick_pll(struct drm_crtc
*crtc
)
1856 struct radeon_crtc
*radeon_crtc
= to_radeon_crtc(crtc
);
1857 struct drm_device
*dev
= crtc
->dev
;
1858 struct radeon_device
*rdev
= dev
->dev_private
;
1859 struct radeon_encoder
*radeon_encoder
=
1860 to_radeon_encoder(radeon_crtc
->encoder
);
1864 if (ASIC_IS_DCE8(rdev
)) {
1865 if (ENCODER_MODE_IS_DP(atombios_get_encoder_mode(radeon_crtc
->encoder
))) {
1866 if (rdev
->clock
.dp_extclk
)
1867 /* skip PPLL programming if using ext clock */
1868 return ATOM_PPLL_INVALID
;
1870 /* use the same PPLL for all DP monitors */
1871 pll
= radeon_get_shared_dp_ppll(crtc
);
1872 if (pll
!= ATOM_PPLL_INVALID
)
1876 /* use the same PPLL for all monitors with the same clock */
1877 pll
= radeon_get_shared_nondp_ppll(crtc
);
1878 if (pll
!= ATOM_PPLL_INVALID
)
1881 /* otherwise, pick one of the plls */
1882 if ((rdev
->family
== CHIP_KABINI
) ||
1883 (rdev
->family
== CHIP_MULLINS
)) {
1884 /* KB/ML has PPLL1 and PPLL2 */
1885 pll_in_use
= radeon_get_pll_use_mask(crtc
);
1886 if (!(pll_in_use
& (1 << ATOM_PPLL2
)))
1888 if (!(pll_in_use
& (1 << ATOM_PPLL1
)))
1890 DRM_ERROR("unable to allocate a PPLL\n");
1891 return ATOM_PPLL_INVALID
;
1893 /* CI/KV has PPLL0, PPLL1, and PPLL2 */
1894 pll_in_use
= radeon_get_pll_use_mask(crtc
);
1895 if (!(pll_in_use
& (1 << ATOM_PPLL2
)))
1897 if (!(pll_in_use
& (1 << ATOM_PPLL1
)))
1899 if (!(pll_in_use
& (1 << ATOM_PPLL0
)))
1901 DRM_ERROR("unable to allocate a PPLL\n");
1902 return ATOM_PPLL_INVALID
;
1904 } else if (ASIC_IS_DCE61(rdev
)) {
1905 struct radeon_encoder_atom_dig
*dig
=
1906 radeon_encoder
->enc_priv
;
1908 if ((radeon_encoder
->encoder_id
== ENCODER_OBJECT_ID_INTERNAL_UNIPHY
) &&
1909 (dig
->linkb
== false))
1910 /* UNIPHY A uses PPLL2 */
1912 else if (ENCODER_MODE_IS_DP(atombios_get_encoder_mode(radeon_crtc
->encoder
))) {
1913 /* UNIPHY B/C/D/E/F */
1914 if (rdev
->clock
.dp_extclk
)
1915 /* skip PPLL programming if using ext clock */
1916 return ATOM_PPLL_INVALID
;
1918 /* use the same PPLL for all DP monitors */
1919 pll
= radeon_get_shared_dp_ppll(crtc
);
1920 if (pll
!= ATOM_PPLL_INVALID
)
1924 /* use the same PPLL for all monitors with the same clock */
1925 pll
= radeon_get_shared_nondp_ppll(crtc
);
1926 if (pll
!= ATOM_PPLL_INVALID
)
1929 /* UNIPHY B/C/D/E/F */
1930 pll_in_use
= radeon_get_pll_use_mask(crtc
);
1931 if (!(pll_in_use
& (1 << ATOM_PPLL0
)))
1933 if (!(pll_in_use
& (1 << ATOM_PPLL1
)))
1935 DRM_ERROR("unable to allocate a PPLL\n");
1936 return ATOM_PPLL_INVALID
;
1937 } else if (ASIC_IS_DCE41(rdev
)) {
1938 /* Don't share PLLs on DCE4.1 chips */
1939 if (ENCODER_MODE_IS_DP(atombios_get_encoder_mode(radeon_crtc
->encoder
))) {
1940 if (rdev
->clock
.dp_extclk
)
1941 /* skip PPLL programming if using ext clock */
1942 return ATOM_PPLL_INVALID
;
1944 pll_in_use
= radeon_get_pll_use_mask(crtc
);
1945 if (!(pll_in_use
& (1 << ATOM_PPLL1
)))
1947 if (!(pll_in_use
& (1 << ATOM_PPLL2
)))
1949 DRM_ERROR("unable to allocate a PPLL\n");
1950 return ATOM_PPLL_INVALID
;
1951 } else if (ASIC_IS_DCE4(rdev
)) {
1952 /* in DP mode, the DP ref clock can come from PPLL, DCPLL, or ext clock,
1953 * depending on the asic:
1954 * DCE4: PPLL or ext clock
1955 * DCE5: PPLL, DCPLL, or ext clock
1956 * DCE6: PPLL, PPLL0, or ext clock
1958 * Setting ATOM_PPLL_INVALID will cause SetPixelClock to skip
1959 * PPLL/DCPLL programming and only program the DP DTO for the
1960 * crtc virtual pixel clock.
1962 if (ENCODER_MODE_IS_DP(atombios_get_encoder_mode(radeon_crtc
->encoder
))) {
1963 if (rdev
->clock
.dp_extclk
)
1964 /* skip PPLL programming if using ext clock */
1965 return ATOM_PPLL_INVALID
;
1966 else if (ASIC_IS_DCE6(rdev
))
1967 /* use PPLL0 for all DP */
1969 else if (ASIC_IS_DCE5(rdev
))
1970 /* use DCPLL for all DP */
1973 /* use the same PPLL for all DP monitors */
1974 pll
= radeon_get_shared_dp_ppll(crtc
);
1975 if (pll
!= ATOM_PPLL_INVALID
)
1979 /* use the same PPLL for all monitors with the same clock */
1980 pll
= radeon_get_shared_nondp_ppll(crtc
);
1981 if (pll
!= ATOM_PPLL_INVALID
)
1984 /* all other cases */
1985 pll_in_use
= radeon_get_pll_use_mask(crtc
);
1986 if (!(pll_in_use
& (1 << ATOM_PPLL1
)))
1988 if (!(pll_in_use
& (1 << ATOM_PPLL2
)))
1990 DRM_ERROR("unable to allocate a PPLL\n");
1991 return ATOM_PPLL_INVALID
;
1993 /* on pre-R5xx asics, the crtc to pll mapping is hardcoded */
1994 /* some atombios (observed in some DCE2/DCE3) code have a bug,
1995 * the matching btw pll and crtc is done through
1996 * PCLK_CRTC[1|2]_CNTL (0x480/0x484) but atombios code use the
1997 * pll (1 or 2) to select which register to write. ie if using
1998 * pll1 it will use PCLK_CRTC1_CNTL (0x480) and if using pll2
1999 * it will use PCLK_CRTC2_CNTL (0x484), it then use crtc id to
2000 * choose which value to write. Which is reverse order from
2001 * register logic. So only case that works is when pllid is
2002 * same as crtcid or when both pll and crtc are enabled and
2003 * both use same clock.
2005 * So just return crtc id as if crtc and pll were hard linked
2006 * together even if they aren't
2008 return radeon_crtc
->crtc_id
;
2012 void radeon_atom_disp_eng_pll_init(struct radeon_device
*rdev
)
2014 /* always set DCPLL */
2015 if (ASIC_IS_DCE6(rdev
))
2016 atombios_crtc_set_disp_eng_pll(rdev
, rdev
->clock
.default_dispclk
);
2017 else if (ASIC_IS_DCE4(rdev
)) {
2018 struct radeon_atom_ss ss
;
2019 bool ss_enabled
= radeon_atombios_get_asic_ss_info(rdev
, &ss
,
2020 ASIC_INTERNAL_SS_ON_DCPLL
,
2021 rdev
->clock
.default_dispclk
);
2023 atombios_crtc_program_ss(rdev
, ATOM_DISABLE
, ATOM_DCPLL
, -1, &ss
);
2024 /* XXX: DCE5, make sure voltage, dispclk is high enough */
2025 atombios_crtc_set_disp_eng_pll(rdev
, rdev
->clock
.default_dispclk
);
2027 atombios_crtc_program_ss(rdev
, ATOM_ENABLE
, ATOM_DCPLL
, -1, &ss
);
2032 int atombios_crtc_mode_set(struct drm_crtc
*crtc
,
2033 struct drm_display_mode
*mode
,
2034 struct drm_display_mode
*adjusted_mode
,
2035 int x
, int y
, struct drm_framebuffer
*old_fb
)
2037 struct radeon_crtc
*radeon_crtc
= to_radeon_crtc(crtc
);
2038 struct drm_device
*dev
= crtc
->dev
;
2039 struct radeon_device
*rdev
= dev
->dev_private
;
2040 struct radeon_encoder
*radeon_encoder
=
2041 to_radeon_encoder(radeon_crtc
->encoder
);
2042 bool is_tvcv
= false;
2044 if (radeon_encoder
->active_device
&
2045 (ATOM_DEVICE_TV_SUPPORT
| ATOM_DEVICE_CV_SUPPORT
))
2048 if (!radeon_crtc
->adjusted_clock
)
2051 atombios_crtc_set_pll(crtc
, adjusted_mode
);
2053 if (ASIC_IS_DCE4(rdev
))
2054 atombios_set_crtc_dtd_timing(crtc
, adjusted_mode
);
2055 else if (ASIC_IS_AVIVO(rdev
)) {
2057 atombios_crtc_set_timing(crtc
, adjusted_mode
);
2059 atombios_set_crtc_dtd_timing(crtc
, adjusted_mode
);
2061 atombios_crtc_set_timing(crtc
, adjusted_mode
);
2062 if (radeon_crtc
->crtc_id
== 0)
2063 atombios_set_crtc_dtd_timing(crtc
, adjusted_mode
);
2064 radeon_legacy_atom_fixup(crtc
);
2066 atombios_crtc_set_base(crtc
, x
, y
, old_fb
);
2067 atombios_overscan_setup(crtc
, mode
, adjusted_mode
);
2068 atombios_scaler_setup(crtc
);
2069 radeon_cursor_reset(crtc
);
2070 /* update the hw version fpr dpm */
2071 radeon_crtc
->hw_mode
= *adjusted_mode
;
2076 static bool atombios_crtc_mode_fixup(struct drm_crtc
*crtc
,
2077 const struct drm_display_mode
*mode
,
2078 struct drm_display_mode
*adjusted_mode
)
2080 struct radeon_crtc
*radeon_crtc
= to_radeon_crtc(crtc
);
2081 struct drm_device
*dev
= crtc
->dev
;
2082 struct drm_encoder
*encoder
;
2084 /* assign the encoder to the radeon crtc to avoid repeated lookups later */
2085 list_for_each_entry(encoder
, &dev
->mode_config
.encoder_list
, head
) {
2086 if (encoder
->crtc
== crtc
) {
2087 radeon_crtc
->encoder
= encoder
;
2088 radeon_crtc
->connector
= radeon_get_connector_for_encoder(encoder
);
2092 if ((radeon_crtc
->encoder
== NULL
) || (radeon_crtc
->connector
== NULL
)) {
2093 radeon_crtc
->encoder
= NULL
;
2094 radeon_crtc
->connector
= NULL
;
2097 if (radeon_crtc
->encoder
) {
2098 struct radeon_encoder
*radeon_encoder
=
2099 to_radeon_encoder(radeon_crtc
->encoder
);
2101 radeon_crtc
->output_csc
= radeon_encoder
->output_csc
;
2103 if (!radeon_crtc_scaling_mode_fixup(crtc
, mode
, adjusted_mode
))
2105 if (!atombios_crtc_prepare_pll(crtc
, adjusted_mode
))
2108 radeon_crtc
->pll_id
= radeon_atom_pick_pll(crtc
);
2109 /* if we can't get a PPLL for a non-DP encoder, fail */
2110 if ((radeon_crtc
->pll_id
== ATOM_PPLL_INVALID
) &&
2111 !ENCODER_MODE_IS_DP(atombios_get_encoder_mode(radeon_crtc
->encoder
)))
2117 static void atombios_crtc_prepare(struct drm_crtc
*crtc
)
2119 struct drm_device
*dev
= crtc
->dev
;
2120 struct radeon_device
*rdev
= dev
->dev_private
;
2122 /* disable crtc pair power gating before programming */
2123 if (ASIC_IS_DCE6(rdev
))
2124 atombios_powergate_crtc(crtc
, ATOM_DISABLE
);
2126 atombios_lock_crtc(crtc
, ATOM_ENABLE
);
2127 atombios_crtc_dpms(crtc
, DRM_MODE_DPMS_OFF
);
2130 static void atombios_crtc_commit(struct drm_crtc
*crtc
)
2132 atombios_crtc_dpms(crtc
, DRM_MODE_DPMS_ON
);
2133 atombios_lock_crtc(crtc
, ATOM_DISABLE
);
2136 static void atombios_crtc_disable(struct drm_crtc
*crtc
)
2138 struct radeon_crtc
*radeon_crtc
= to_radeon_crtc(crtc
);
2139 struct drm_device
*dev
= crtc
->dev
;
2140 struct radeon_device
*rdev
= dev
->dev_private
;
2141 struct radeon_atom_ss ss
;
2144 atombios_crtc_dpms(crtc
, DRM_MODE_DPMS_OFF
);
2145 if (crtc
->primary
->fb
) {
2147 struct radeon_framebuffer
*radeon_fb
;
2148 struct radeon_bo
*rbo
;
2150 radeon_fb
= to_radeon_framebuffer(crtc
->primary
->fb
);
2151 rbo
= gem_to_radeon_bo(radeon_fb
->obj
);
2152 r
= radeon_bo_reserve(rbo
, false);
2154 DRM_ERROR("failed to reserve rbo before unpin\n");
2156 radeon_bo_unpin(rbo
);
2157 radeon_bo_unreserve(rbo
);
2160 /* disable the GRPH */
2161 if (ASIC_IS_DCE4(rdev
))
2162 WREG32(EVERGREEN_GRPH_ENABLE
+ radeon_crtc
->crtc_offset
, 0);
2163 else if (ASIC_IS_AVIVO(rdev
))
2164 WREG32(AVIVO_D1GRPH_ENABLE
+ radeon_crtc
->crtc_offset
, 0);
2166 if (ASIC_IS_DCE6(rdev
))
2167 atombios_powergate_crtc(crtc
, ATOM_ENABLE
);
2169 for (i
= 0; i
< rdev
->num_crtc
; i
++) {
2170 if (rdev
->mode_info
.crtcs
[i
] &&
2171 rdev
->mode_info
.crtcs
[i
]->enabled
&&
2172 i
!= radeon_crtc
->crtc_id
&&
2173 radeon_crtc
->pll_id
== rdev
->mode_info
.crtcs
[i
]->pll_id
) {
2174 /* one other crtc is using this pll don't turn
2181 switch (radeon_crtc
->pll_id
) {
2184 /* disable the ppll */
2185 atombios_crtc_program_pll(crtc
, radeon_crtc
->crtc_id
, radeon_crtc
->pll_id
,
2186 0, 0, ATOM_DISABLE
, 0, 0, 0, 0, 0, false, &ss
);
2189 /* disable the ppll */
2190 if ((rdev
->family
== CHIP_ARUBA
) ||
2191 (rdev
->family
== CHIP_KAVERI
) ||
2192 (rdev
->family
== CHIP_BONAIRE
) ||
2193 (rdev
->family
== CHIP_HAWAII
))
2194 atombios_crtc_program_pll(crtc
, radeon_crtc
->crtc_id
, radeon_crtc
->pll_id
,
2195 0, 0, ATOM_DISABLE
, 0, 0, 0, 0, 0, false, &ss
);
2201 radeon_crtc
->pll_id
= ATOM_PPLL_INVALID
;
2202 radeon_crtc
->adjusted_clock
= 0;
2203 radeon_crtc
->encoder
= NULL
;
2204 radeon_crtc
->connector
= NULL
;
2207 static const struct drm_crtc_helper_funcs atombios_helper_funcs
= {
2208 .dpms
= atombios_crtc_dpms
,
2209 .mode_fixup
= atombios_crtc_mode_fixup
,
2210 .mode_set
= atombios_crtc_mode_set
,
2211 .mode_set_base
= atombios_crtc_set_base
,
2212 .mode_set_base_atomic
= atombios_crtc_set_base_atomic
,
2213 .prepare
= atombios_crtc_prepare
,
2214 .commit
= atombios_crtc_commit
,
2215 .load_lut
= radeon_crtc_load_lut
,
2216 .disable
= atombios_crtc_disable
,
2219 void radeon_atombios_init_crtc(struct drm_device
*dev
,
2220 struct radeon_crtc
*radeon_crtc
)
2222 struct radeon_device
*rdev
= dev
->dev_private
;
2224 if (ASIC_IS_DCE4(rdev
)) {
2225 switch (radeon_crtc
->crtc_id
) {
2228 radeon_crtc
->crtc_offset
= EVERGREEN_CRTC0_REGISTER_OFFSET
;
2231 radeon_crtc
->crtc_offset
= EVERGREEN_CRTC1_REGISTER_OFFSET
;
2234 radeon_crtc
->crtc_offset
= EVERGREEN_CRTC2_REGISTER_OFFSET
;
2237 radeon_crtc
->crtc_offset
= EVERGREEN_CRTC3_REGISTER_OFFSET
;
2240 radeon_crtc
->crtc_offset
= EVERGREEN_CRTC4_REGISTER_OFFSET
;
2243 radeon_crtc
->crtc_offset
= EVERGREEN_CRTC5_REGISTER_OFFSET
;
2247 if (radeon_crtc
->crtc_id
== 1)
2248 radeon_crtc
->crtc_offset
=
2249 AVIVO_D2CRTC_H_TOTAL
- AVIVO_D1CRTC_H_TOTAL
;
2251 radeon_crtc
->crtc_offset
= 0;
2253 radeon_crtc
->pll_id
= ATOM_PPLL_INVALID
;
2254 radeon_crtc
->adjusted_clock
= 0;
2255 radeon_crtc
->encoder
= NULL
;
2256 radeon_crtc
->connector
= NULL
;
2257 drm_crtc_helper_add(&radeon_crtc
->base
, &atombios_helper_funcs
);