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 (ASIC_IS_AVIVO(rdev
) &&
631 rdev
->family
!= CHIP_RS780
&&
632 rdev
->family
!= CHIP_RS880
)
633 radeon_crtc
->pll_flags
|= RADEON_PLL_USE_FRAC_FB_DIV
;
638 if (ASIC_IS_AVIVO(rdev
)) {
639 /* DVO wants 2x pixel clock if the DVO chip is in 12 bit mode */
640 if (radeon_encoder
->encoder_id
== ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1
)
641 adjusted_clock
= mode
->clock
* 2;
642 if (radeon_encoder
->active_device
& (ATOM_DEVICE_TV_SUPPORT
))
643 radeon_crtc
->pll_flags
|= RADEON_PLL_PREFER_CLOSEST_LOWER
;
644 if (radeon_encoder
->devices
& (ATOM_DEVICE_LCD_SUPPORT
))
645 radeon_crtc
->pll_flags
|= RADEON_PLL_IS_LCD
;
647 if (encoder
->encoder_type
!= DRM_MODE_ENCODER_DAC
)
648 radeon_crtc
->pll_flags
|= RADEON_PLL_NO_ODD_POST_DIV
;
649 if (encoder
->encoder_type
== DRM_MODE_ENCODER_LVDS
)
650 radeon_crtc
->pll_flags
|= RADEON_PLL_USE_REF_DIV
;
653 /* adjust pll for deep color modes */
654 if (encoder_mode
== ATOM_ENCODER_MODE_HDMI
) {
660 clock
= (clock
* 5) / 4;
663 clock
= (clock
* 3) / 2;
671 /* DCE3+ has an AdjustDisplayPll that will adjust the pixel clock
672 * accordingly based on the encoder/transmitter to work around
673 * special hw requirements.
675 if (ASIC_IS_DCE3(rdev
)) {
676 union adjust_pixel_clock args
;
680 index
= GetIndexIntoMasterTable(COMMAND
, AdjustDisplayPll
);
681 if (!atom_parse_cmd_header(rdev
->mode_info
.atom_context
, index
, &frev
,
683 return adjusted_clock
;
685 memset(&args
, 0, sizeof(args
));
692 args
.v1
.usPixelClock
= cpu_to_le16(clock
/ 10);
693 args
.v1
.ucTransmitterID
= radeon_encoder
->encoder_id
;
694 args
.v1
.ucEncodeMode
= encoder_mode
;
695 if (radeon_crtc
->ss_enabled
&& radeon_crtc
->ss
.percentage
)
697 ADJUST_DISPLAY_CONFIG_SS_ENABLE
;
699 atom_execute_table(rdev
->mode_info
.atom_context
,
700 index
, (uint32_t *)&args
);
701 adjusted_clock
= le16_to_cpu(args
.v1
.usPixelClock
) * 10;
704 args
.v3
.sInput
.usPixelClock
= cpu_to_le16(clock
/ 10);
705 args
.v3
.sInput
.ucTransmitterID
= radeon_encoder
->encoder_id
;
706 args
.v3
.sInput
.ucEncodeMode
= encoder_mode
;
707 args
.v3
.sInput
.ucDispPllConfig
= 0;
708 if (radeon_crtc
->ss_enabled
&& radeon_crtc
->ss
.percentage
)
709 args
.v3
.sInput
.ucDispPllConfig
|=
710 DISPPLL_CONFIG_SS_ENABLE
;
711 if (ENCODER_MODE_IS_DP(encoder_mode
)) {
712 args
.v3
.sInput
.ucDispPllConfig
|=
713 DISPPLL_CONFIG_COHERENT_MODE
;
715 args
.v3
.sInput
.usPixelClock
= cpu_to_le16(dp_clock
/ 10);
716 } else if (radeon_encoder
->devices
& (ATOM_DEVICE_DFP_SUPPORT
)) {
717 struct radeon_encoder_atom_dig
*dig
= radeon_encoder
->enc_priv
;
718 if (dig
->coherent_mode
)
719 args
.v3
.sInput
.ucDispPllConfig
|=
720 DISPPLL_CONFIG_COHERENT_MODE
;
722 args
.v3
.sInput
.ucDispPllConfig
|=
723 DISPPLL_CONFIG_DUAL_LINK
;
725 if (radeon_encoder_get_dp_bridge_encoder_id(encoder
) !=
726 ENCODER_OBJECT_ID_NONE
)
727 args
.v3
.sInput
.ucExtTransmitterID
=
728 radeon_encoder_get_dp_bridge_encoder_id(encoder
);
730 args
.v3
.sInput
.ucExtTransmitterID
= 0;
732 atom_execute_table(rdev
->mode_info
.atom_context
,
733 index
, (uint32_t *)&args
);
734 adjusted_clock
= le32_to_cpu(args
.v3
.sOutput
.ulDispPllFreq
) * 10;
735 if (args
.v3
.sOutput
.ucRefDiv
) {
736 radeon_crtc
->pll_flags
|= RADEON_PLL_USE_FRAC_FB_DIV
;
737 radeon_crtc
->pll_flags
|= RADEON_PLL_USE_REF_DIV
;
738 radeon_crtc
->pll_reference_div
= args
.v3
.sOutput
.ucRefDiv
;
740 if (args
.v3
.sOutput
.ucPostDiv
) {
741 radeon_crtc
->pll_flags
|= RADEON_PLL_USE_FRAC_FB_DIV
;
742 radeon_crtc
->pll_flags
|= RADEON_PLL_USE_POST_DIV
;
743 radeon_crtc
->pll_post_div
= args
.v3
.sOutput
.ucPostDiv
;
747 DRM_ERROR("Unknown table version %d %d\n", frev
, crev
);
748 return adjusted_clock
;
752 DRM_ERROR("Unknown table version %d %d\n", frev
, crev
);
753 return adjusted_clock
;
756 return adjusted_clock
;
759 union set_pixel_clock
{
760 SET_PIXEL_CLOCK_PS_ALLOCATION base
;
761 PIXEL_CLOCK_PARAMETERS v1
;
762 PIXEL_CLOCK_PARAMETERS_V2 v2
;
763 PIXEL_CLOCK_PARAMETERS_V3 v3
;
764 PIXEL_CLOCK_PARAMETERS_V5 v5
;
765 PIXEL_CLOCK_PARAMETERS_V6 v6
;
768 /* on DCE5, make sure the voltage is high enough to support the
771 static void atombios_crtc_set_disp_eng_pll(struct radeon_device
*rdev
,
776 union set_pixel_clock args
;
778 memset(&args
, 0, sizeof(args
));
780 index
= GetIndexIntoMasterTable(COMMAND
, SetPixelClock
);
781 if (!atom_parse_cmd_header(rdev
->mode_info
.atom_context
, index
, &frev
,
789 /* if the default dcpll clock is specified,
790 * SetPixelClock provides the dividers
792 args
.v5
.ucCRTC
= ATOM_CRTC_INVALID
;
793 args
.v5
.usPixelClock
= cpu_to_le16(dispclk
);
794 args
.v5
.ucPpll
= ATOM_DCPLL
;
797 /* if the default dcpll clock is specified,
798 * SetPixelClock provides the dividers
800 args
.v6
.ulDispEngClkFreq
= cpu_to_le32(dispclk
);
801 if (ASIC_IS_DCE61(rdev
) || ASIC_IS_DCE8(rdev
))
802 args
.v6
.ucPpll
= ATOM_EXT_PLL1
;
803 else if (ASIC_IS_DCE6(rdev
))
804 args
.v6
.ucPpll
= ATOM_PPLL0
;
806 args
.v6
.ucPpll
= ATOM_DCPLL
;
809 DRM_ERROR("Unknown table version %d %d\n", frev
, crev
);
814 DRM_ERROR("Unknown table version %d %d\n", frev
, crev
);
817 atom_execute_table(rdev
->mode_info
.atom_context
, index
, (uint32_t *)&args
);
820 static void atombios_crtc_program_pll(struct drm_crtc
*crtc
,
832 struct radeon_atom_ss
*ss
)
834 struct drm_device
*dev
= crtc
->dev
;
835 struct radeon_device
*rdev
= dev
->dev_private
;
837 int index
= GetIndexIntoMasterTable(COMMAND
, SetPixelClock
);
838 union set_pixel_clock args
;
840 memset(&args
, 0, sizeof(args
));
842 if (!atom_parse_cmd_header(rdev
->mode_info
.atom_context
, index
, &frev
,
850 if (clock
== ATOM_DISABLE
)
852 args
.v1
.usPixelClock
= cpu_to_le16(clock
/ 10);
853 args
.v1
.usRefDiv
= cpu_to_le16(ref_div
);
854 args
.v1
.usFbDiv
= cpu_to_le16(fb_div
);
855 args
.v1
.ucFracFbDiv
= frac_fb_div
;
856 args
.v1
.ucPostDiv
= post_div
;
857 args
.v1
.ucPpll
= pll_id
;
858 args
.v1
.ucCRTC
= crtc_id
;
859 args
.v1
.ucRefDivSrc
= 1;
862 args
.v2
.usPixelClock
= cpu_to_le16(clock
/ 10);
863 args
.v2
.usRefDiv
= cpu_to_le16(ref_div
);
864 args
.v2
.usFbDiv
= cpu_to_le16(fb_div
);
865 args
.v2
.ucFracFbDiv
= frac_fb_div
;
866 args
.v2
.ucPostDiv
= post_div
;
867 args
.v2
.ucPpll
= pll_id
;
868 args
.v2
.ucCRTC
= crtc_id
;
869 args
.v2
.ucRefDivSrc
= 1;
872 args
.v3
.usPixelClock
= cpu_to_le16(clock
/ 10);
873 args
.v3
.usRefDiv
= cpu_to_le16(ref_div
);
874 args
.v3
.usFbDiv
= cpu_to_le16(fb_div
);
875 args
.v3
.ucFracFbDiv
= frac_fb_div
;
876 args
.v3
.ucPostDiv
= post_div
;
877 args
.v3
.ucPpll
= pll_id
;
878 if (crtc_id
== ATOM_CRTC2
)
879 args
.v3
.ucMiscInfo
= PIXEL_CLOCK_MISC_CRTC_SEL_CRTC2
;
881 args
.v3
.ucMiscInfo
= PIXEL_CLOCK_MISC_CRTC_SEL_CRTC1
;
882 if (ss_enabled
&& (ss
->type
& ATOM_EXTERNAL_SS_MASK
))
883 args
.v3
.ucMiscInfo
|= PIXEL_CLOCK_MISC_REF_DIV_SRC
;
884 args
.v3
.ucTransmitterId
= encoder_id
;
885 args
.v3
.ucEncoderMode
= encoder_mode
;
888 args
.v5
.ucCRTC
= crtc_id
;
889 args
.v5
.usPixelClock
= cpu_to_le16(clock
/ 10);
890 args
.v5
.ucRefDiv
= ref_div
;
891 args
.v5
.usFbDiv
= cpu_to_le16(fb_div
);
892 args
.v5
.ulFbDivDecFrac
= cpu_to_le32(frac_fb_div
* 100000);
893 args
.v5
.ucPostDiv
= post_div
;
894 args
.v5
.ucMiscInfo
= 0; /* HDMI depth, etc. */
895 if (ss_enabled
&& (ss
->type
& ATOM_EXTERNAL_SS_MASK
))
896 args
.v5
.ucMiscInfo
|= PIXEL_CLOCK_V5_MISC_REF_DIV_SRC
;
897 if (encoder_mode
== ATOM_ENCODER_MODE_HDMI
) {
901 args
.v5
.ucMiscInfo
|= PIXEL_CLOCK_V5_MISC_HDMI_24BPP
;
904 /* yes this is correct, the atom define is wrong */
905 args
.v5
.ucMiscInfo
|= PIXEL_CLOCK_V5_MISC_HDMI_32BPP
;
908 /* yes this is correct, the atom define is wrong */
909 args
.v5
.ucMiscInfo
|= PIXEL_CLOCK_V5_MISC_HDMI_30BPP
;
913 args
.v5
.ucTransmitterID
= encoder_id
;
914 args
.v5
.ucEncoderMode
= encoder_mode
;
915 args
.v5
.ucPpll
= pll_id
;
918 args
.v6
.ulDispEngClkFreq
= cpu_to_le32(crtc_id
<< 24 | clock
/ 10);
919 args
.v6
.ucRefDiv
= ref_div
;
920 args
.v6
.usFbDiv
= cpu_to_le16(fb_div
);
921 args
.v6
.ulFbDivDecFrac
= cpu_to_le32(frac_fb_div
* 100000);
922 args
.v6
.ucPostDiv
= post_div
;
923 args
.v6
.ucMiscInfo
= 0; /* HDMI depth, etc. */
924 if (ss_enabled
&& (ss
->type
& ATOM_EXTERNAL_SS_MASK
))
925 args
.v6
.ucMiscInfo
|= PIXEL_CLOCK_V6_MISC_REF_DIV_SRC
;
926 if (encoder_mode
== ATOM_ENCODER_MODE_HDMI
) {
930 args
.v6
.ucMiscInfo
|= PIXEL_CLOCK_V6_MISC_HDMI_24BPP
;
933 args
.v6
.ucMiscInfo
|= PIXEL_CLOCK_V6_MISC_HDMI_30BPP_V6
;
936 args
.v6
.ucMiscInfo
|= PIXEL_CLOCK_V6_MISC_HDMI_36BPP_V6
;
939 args
.v6
.ucMiscInfo
|= PIXEL_CLOCK_V6_MISC_HDMI_48BPP
;
943 args
.v6
.ucTransmitterID
= encoder_id
;
944 args
.v6
.ucEncoderMode
= encoder_mode
;
945 args
.v6
.ucPpll
= pll_id
;
948 DRM_ERROR("Unknown table version %d %d\n", frev
, crev
);
953 DRM_ERROR("Unknown table version %d %d\n", frev
, crev
);
957 atom_execute_table(rdev
->mode_info
.atom_context
, index
, (uint32_t *)&args
);
960 static bool atombios_crtc_prepare_pll(struct drm_crtc
*crtc
, struct drm_display_mode
*mode
)
962 struct radeon_crtc
*radeon_crtc
= to_radeon_crtc(crtc
);
963 struct drm_device
*dev
= crtc
->dev
;
964 struct radeon_device
*rdev
= dev
->dev_private
;
965 struct radeon_encoder
*radeon_encoder
=
966 to_radeon_encoder(radeon_crtc
->encoder
);
967 int encoder_mode
= atombios_get_encoder_mode(radeon_crtc
->encoder
);
969 radeon_crtc
->bpc
= 8;
970 radeon_crtc
->ss_enabled
= false;
972 if (radeon_encoder
->is_mst_encoder
) {
973 radeon_dp_mst_prepare_pll(crtc
, mode
);
974 } else if ((radeon_encoder
->active_device
& (ATOM_DEVICE_LCD_SUPPORT
| ATOM_DEVICE_DFP_SUPPORT
)) ||
975 (radeon_encoder_get_dp_bridge_encoder_id(radeon_crtc
->encoder
) != ENCODER_OBJECT_ID_NONE
)) {
976 struct radeon_encoder_atom_dig
*dig
= radeon_encoder
->enc_priv
;
977 struct drm_connector
*connector
=
978 radeon_get_connector_for_encoder(radeon_crtc
->encoder
);
979 struct radeon_connector
*radeon_connector
=
980 to_radeon_connector(connector
);
981 struct radeon_connector_atom_dig
*dig_connector
=
982 radeon_connector
->con_priv
;
985 /* Assign mode clock for hdmi deep color max clock limit check */
986 radeon_connector
->pixelclock_for_modeset
= mode
->clock
;
987 radeon_crtc
->bpc
= radeon_get_monitor_bpc(connector
);
989 switch (encoder_mode
) {
990 case ATOM_ENCODER_MODE_DP_MST
:
991 case ATOM_ENCODER_MODE_DP
:
993 dp_clock
= dig_connector
->dp_clock
/ 10;
994 if (ASIC_IS_DCE4(rdev
))
995 radeon_crtc
->ss_enabled
=
996 radeon_atombios_get_asic_ss_info(rdev
, &radeon_crtc
->ss
,
997 ASIC_INTERNAL_SS_ON_DP
,
1000 if (dp_clock
== 16200) {
1001 radeon_crtc
->ss_enabled
=
1002 radeon_atombios_get_ppll_ss_info(rdev
,
1005 if (!radeon_crtc
->ss_enabled
)
1006 radeon_crtc
->ss_enabled
=
1007 radeon_atombios_get_ppll_ss_info(rdev
,
1011 radeon_crtc
->ss_enabled
=
1012 radeon_atombios_get_ppll_ss_info(rdev
,
1016 /* disable spread spectrum on DCE3 DP */
1017 radeon_crtc
->ss_enabled
= false;
1020 case ATOM_ENCODER_MODE_LVDS
:
1021 if (ASIC_IS_DCE4(rdev
))
1022 radeon_crtc
->ss_enabled
=
1023 radeon_atombios_get_asic_ss_info(rdev
,
1028 radeon_crtc
->ss_enabled
=
1029 radeon_atombios_get_ppll_ss_info(rdev
,
1033 case ATOM_ENCODER_MODE_DVI
:
1034 if (ASIC_IS_DCE4(rdev
))
1035 radeon_crtc
->ss_enabled
=
1036 radeon_atombios_get_asic_ss_info(rdev
,
1038 ASIC_INTERNAL_SS_ON_TMDS
,
1041 case ATOM_ENCODER_MODE_HDMI
:
1042 if (ASIC_IS_DCE4(rdev
))
1043 radeon_crtc
->ss_enabled
=
1044 radeon_atombios_get_asic_ss_info(rdev
,
1046 ASIC_INTERNAL_SS_ON_HDMI
,
1054 /* adjust pixel clock as needed */
1055 radeon_crtc
->adjusted_clock
= atombios_adjust_pll(crtc
, mode
);
1060 static void atombios_crtc_set_pll(struct drm_crtc
*crtc
, struct drm_display_mode
*mode
)
1062 struct radeon_crtc
*radeon_crtc
= to_radeon_crtc(crtc
);
1063 struct drm_device
*dev
= crtc
->dev
;
1064 struct radeon_device
*rdev
= dev
->dev_private
;
1065 struct radeon_encoder
*radeon_encoder
=
1066 to_radeon_encoder(radeon_crtc
->encoder
);
1067 u32 pll_clock
= mode
->clock
;
1068 u32 clock
= mode
->clock
;
1069 u32 ref_div
= 0, fb_div
= 0, frac_fb_div
= 0, post_div
= 0;
1070 struct radeon_pll
*pll
;
1071 int encoder_mode
= atombios_get_encoder_mode(radeon_crtc
->encoder
);
1073 /* pass the actual clock to atombios_crtc_program_pll for DCE5,6 for HDMI */
1074 if (ASIC_IS_DCE5(rdev
) &&
1075 (encoder_mode
== ATOM_ENCODER_MODE_HDMI
) &&
1076 (radeon_crtc
->bpc
> 8))
1077 clock
= radeon_crtc
->adjusted_clock
;
1079 switch (radeon_crtc
->pll_id
) {
1081 pll
= &rdev
->clock
.p1pll
;
1084 pll
= &rdev
->clock
.p2pll
;
1087 case ATOM_PPLL_INVALID
:
1089 pll
= &rdev
->clock
.dcpll
;
1093 /* update pll params */
1094 pll
->flags
= radeon_crtc
->pll_flags
;
1095 pll
->reference_div
= radeon_crtc
->pll_reference_div
;
1096 pll
->post_div
= radeon_crtc
->pll_post_div
;
1098 if (radeon_encoder
->active_device
& (ATOM_DEVICE_TV_SUPPORT
))
1099 /* TV seems to prefer the legacy algo on some boards */
1100 radeon_compute_pll_legacy(pll
, radeon_crtc
->adjusted_clock
, &pll_clock
,
1101 &fb_div
, &frac_fb_div
, &ref_div
, &post_div
);
1102 else if (ASIC_IS_AVIVO(rdev
))
1103 radeon_compute_pll_avivo(pll
, radeon_crtc
->adjusted_clock
, &pll_clock
,
1104 &fb_div
, &frac_fb_div
, &ref_div
, &post_div
);
1106 radeon_compute_pll_legacy(pll
, radeon_crtc
->adjusted_clock
, &pll_clock
,
1107 &fb_div
, &frac_fb_div
, &ref_div
, &post_div
);
1109 atombios_crtc_program_ss(rdev
, ATOM_DISABLE
, radeon_crtc
->pll_id
,
1110 radeon_crtc
->crtc_id
, &radeon_crtc
->ss
);
1112 atombios_crtc_program_pll(crtc
, radeon_crtc
->crtc_id
, radeon_crtc
->pll_id
,
1113 encoder_mode
, radeon_encoder
->encoder_id
, clock
,
1114 ref_div
, fb_div
, frac_fb_div
, post_div
,
1115 radeon_crtc
->bpc
, radeon_crtc
->ss_enabled
, &radeon_crtc
->ss
);
1117 if (radeon_crtc
->ss_enabled
) {
1118 /* calculate ss amount and step size */
1119 if (ASIC_IS_DCE4(rdev
)) {
1121 u32 amount
= (((fb_div
* 10) + frac_fb_div
) *
1122 (u32
)radeon_crtc
->ss
.percentage
) /
1123 (100 * (u32
)radeon_crtc
->ss
.percentage_divider
);
1124 radeon_crtc
->ss
.amount
= (amount
/ 10) & ATOM_PPLL_SS_AMOUNT_V2_FBDIV_MASK
;
1125 radeon_crtc
->ss
.amount
|= ((amount
- (amount
/ 10)) << ATOM_PPLL_SS_AMOUNT_V2_NFRAC_SHIFT
) &
1126 ATOM_PPLL_SS_AMOUNT_V2_NFRAC_MASK
;
1127 if (radeon_crtc
->ss
.type
& ATOM_PPLL_SS_TYPE_V2_CENTRE_SPREAD
)
1128 step_size
= (4 * amount
* ref_div
* ((u32
)radeon_crtc
->ss
.rate
* 2048)) /
1129 (125 * 25 * pll
->reference_freq
/ 100);
1131 step_size
= (2 * amount
* ref_div
* ((u32
)radeon_crtc
->ss
.rate
* 2048)) /
1132 (125 * 25 * pll
->reference_freq
/ 100);
1133 radeon_crtc
->ss
.step
= step_size
;
1136 atombios_crtc_program_ss(rdev
, ATOM_ENABLE
, radeon_crtc
->pll_id
,
1137 radeon_crtc
->crtc_id
, &radeon_crtc
->ss
);
1141 static int dce4_crtc_do_set_base(struct drm_crtc
*crtc
,
1142 struct drm_framebuffer
*fb
,
1143 int x
, int y
, int atomic
)
1145 struct radeon_crtc
*radeon_crtc
= to_radeon_crtc(crtc
);
1146 struct drm_device
*dev
= crtc
->dev
;
1147 struct radeon_device
*rdev
= dev
->dev_private
;
1148 struct radeon_framebuffer
*radeon_fb
;
1149 struct drm_framebuffer
*target_fb
;
1150 struct drm_gem_object
*obj
;
1151 struct radeon_bo
*rbo
;
1152 uint64_t fb_location
;
1153 uint32_t fb_format
, fb_pitch_pixels
, tiling_flags
;
1154 unsigned bankw
, bankh
, mtaspect
, tile_split
;
1155 u32 fb_swap
= EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_NONE
);
1156 u32 tmp
, viewport_w
, viewport_h
;
1158 bool bypass_lut
= false;
1162 if (!atomic
&& !crtc
->primary
->fb
) {
1163 DRM_DEBUG_KMS("No FB bound\n");
1168 radeon_fb
= to_radeon_framebuffer(fb
);
1172 radeon_fb
= to_radeon_framebuffer(crtc
->primary
->fb
);
1173 target_fb
= crtc
->primary
->fb
;
1176 /* If atomic, assume fb object is pinned & idle & fenced and
1177 * just update base pointers
1179 obj
= radeon_fb
->obj
;
1180 rbo
= gem_to_radeon_bo(obj
);
1181 r
= radeon_bo_reserve(rbo
, false);
1182 if (unlikely(r
!= 0))
1186 fb_location
= radeon_bo_gpu_offset(rbo
);
1188 r
= radeon_bo_pin(rbo
, RADEON_GEM_DOMAIN_VRAM
, &fb_location
);
1189 if (unlikely(r
!= 0)) {
1190 radeon_bo_unreserve(rbo
);
1195 radeon_bo_get_tiling_flags(rbo
, &tiling_flags
, NULL
);
1196 radeon_bo_unreserve(rbo
);
1198 switch (target_fb
->pixel_format
) {
1200 fb_format
= (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_8BPP
) |
1201 EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_INDEXED
));
1203 case DRM_FORMAT_XRGB4444
:
1204 case DRM_FORMAT_ARGB4444
:
1205 fb_format
= (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_16BPP
) |
1206 EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_ARGB4444
));
1208 fb_swap
= EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_8IN16
);
1211 case DRM_FORMAT_XRGB1555
:
1212 case DRM_FORMAT_ARGB1555
:
1213 fb_format
= (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_16BPP
) |
1214 EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_ARGB1555
));
1216 fb_swap
= EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_8IN16
);
1219 case DRM_FORMAT_BGRX5551
:
1220 case DRM_FORMAT_BGRA5551
:
1221 fb_format
= (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_16BPP
) |
1222 EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_BGRA5551
));
1224 fb_swap
= EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_8IN16
);
1227 case DRM_FORMAT_RGB565
:
1228 fb_format
= (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_16BPP
) |
1229 EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_ARGB565
));
1231 fb_swap
= EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_8IN16
);
1234 case DRM_FORMAT_XRGB8888
:
1235 case DRM_FORMAT_ARGB8888
:
1236 fb_format
= (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_32BPP
) |
1237 EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_ARGB8888
));
1239 fb_swap
= EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_8IN32
);
1242 case DRM_FORMAT_XRGB2101010
:
1243 case DRM_FORMAT_ARGB2101010
:
1244 fb_format
= (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_32BPP
) |
1245 EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_ARGB2101010
));
1247 fb_swap
= EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_8IN32
);
1249 /* Greater 8 bpc fb needs to bypass hw-lut to retain precision */
1252 case DRM_FORMAT_BGRX1010102
:
1253 case DRM_FORMAT_BGRA1010102
:
1254 fb_format
= (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_32BPP
) |
1255 EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_BGRA1010102
));
1257 fb_swap
= EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_8IN32
);
1259 /* Greater 8 bpc fb needs to bypass hw-lut to retain precision */
1263 format_name
= drm_get_format_name(target_fb
->pixel_format
);
1264 DRM_ERROR("Unsupported screen format %s\n", format_name
);
1269 if (tiling_flags
& RADEON_TILING_MACRO
) {
1270 evergreen_tiling_fields(tiling_flags
, &bankw
, &bankh
, &mtaspect
, &tile_split
);
1272 /* Set NUM_BANKS. */
1273 if (rdev
->family
>= CHIP_TAHITI
) {
1274 unsigned index
, num_banks
;
1276 if (rdev
->family
>= CHIP_BONAIRE
) {
1277 unsigned tileb
, tile_split_bytes
;
1279 /* Calculate the macrotile mode index. */
1280 tile_split_bytes
= 64 << tile_split
;
1281 tileb
= 8 * 8 * target_fb
->bits_per_pixel
/ 8;
1282 tileb
= min(tile_split_bytes
, tileb
);
1284 for (index
= 0; tileb
> 64; index
++)
1288 DRM_ERROR("Wrong screen bpp (%u) or tile split (%u)\n",
1289 target_fb
->bits_per_pixel
, tile_split
);
1293 num_banks
= (rdev
->config
.cik
.macrotile_mode_array
[index
] >> 6) & 0x3;
1295 switch (target_fb
->bits_per_pixel
) {
1300 index
= SI_TILE_MODE_COLOR_2D_SCANOUT_16BPP
;
1304 index
= SI_TILE_MODE_COLOR_2D_SCANOUT_32BPP
;
1308 num_banks
= (rdev
->config
.si
.tile_mode_array
[index
] >> 20) & 0x3;
1311 fb_format
|= EVERGREEN_GRPH_NUM_BANKS(num_banks
);
1314 if (rdev
->family
>= CHIP_CAYMAN
)
1315 tmp
= rdev
->config
.cayman
.tile_config
;
1317 tmp
= rdev
->config
.evergreen
.tile_config
;
1319 switch ((tmp
& 0xf0) >> 4) {
1320 case 0: /* 4 banks */
1321 fb_format
|= EVERGREEN_GRPH_NUM_BANKS(EVERGREEN_ADDR_SURF_4_BANK
);
1323 case 1: /* 8 banks */
1325 fb_format
|= EVERGREEN_GRPH_NUM_BANKS(EVERGREEN_ADDR_SURF_8_BANK
);
1327 case 2: /* 16 banks */
1328 fb_format
|= EVERGREEN_GRPH_NUM_BANKS(EVERGREEN_ADDR_SURF_16_BANK
);
1333 fb_format
|= EVERGREEN_GRPH_ARRAY_MODE(EVERGREEN_GRPH_ARRAY_2D_TILED_THIN1
);
1334 fb_format
|= EVERGREEN_GRPH_TILE_SPLIT(tile_split
);
1335 fb_format
|= EVERGREEN_GRPH_BANK_WIDTH(bankw
);
1336 fb_format
|= EVERGREEN_GRPH_BANK_HEIGHT(bankh
);
1337 fb_format
|= EVERGREEN_GRPH_MACRO_TILE_ASPECT(mtaspect
);
1338 if (rdev
->family
>= CHIP_BONAIRE
) {
1339 /* XXX need to know more about the surface tiling mode */
1340 fb_format
|= CIK_GRPH_MICRO_TILE_MODE(CIK_DISPLAY_MICRO_TILING
);
1342 } else if (tiling_flags
& RADEON_TILING_MICRO
)
1343 fb_format
|= EVERGREEN_GRPH_ARRAY_MODE(EVERGREEN_GRPH_ARRAY_1D_TILED_THIN1
);
1345 if (rdev
->family
>= CHIP_BONAIRE
) {
1346 /* Read the pipe config from the 2D TILED SCANOUT mode.
1347 * It should be the same for the other modes too, but not all
1348 * modes set the pipe config field. */
1349 u32 pipe_config
= (rdev
->config
.cik
.tile_mode_array
[10] >> 6) & 0x1f;
1351 fb_format
|= CIK_GRPH_PIPE_CONFIG(pipe_config
);
1352 } else if ((rdev
->family
== CHIP_TAHITI
) ||
1353 (rdev
->family
== CHIP_PITCAIRN
))
1354 fb_format
|= SI_GRPH_PIPE_CONFIG(SI_ADDR_SURF_P8_32x32_8x16
);
1355 else if ((rdev
->family
== CHIP_VERDE
) ||
1356 (rdev
->family
== CHIP_OLAND
) ||
1357 (rdev
->family
== CHIP_HAINAN
)) /* for completeness. HAINAN has no display hw */
1358 fb_format
|= SI_GRPH_PIPE_CONFIG(SI_ADDR_SURF_P4_8x16
);
1360 switch (radeon_crtc
->crtc_id
) {
1362 WREG32(AVIVO_D1VGA_CONTROL
, 0);
1365 WREG32(AVIVO_D2VGA_CONTROL
, 0);
1368 WREG32(EVERGREEN_D3VGA_CONTROL
, 0);
1371 WREG32(EVERGREEN_D4VGA_CONTROL
, 0);
1374 WREG32(EVERGREEN_D5VGA_CONTROL
, 0);
1377 WREG32(EVERGREEN_D6VGA_CONTROL
, 0);
1383 /* Make sure surface address is updated at vertical blank rather than
1386 WREG32(EVERGREEN_GRPH_FLIP_CONTROL
+ radeon_crtc
->crtc_offset
, 0);
1388 WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH
+ radeon_crtc
->crtc_offset
,
1389 upper_32_bits(fb_location
));
1390 WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH
+ radeon_crtc
->crtc_offset
,
1391 upper_32_bits(fb_location
));
1392 WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS
+ radeon_crtc
->crtc_offset
,
1393 (u32
)fb_location
& EVERGREEN_GRPH_SURFACE_ADDRESS_MASK
);
1394 WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS
+ radeon_crtc
->crtc_offset
,
1395 (u32
) fb_location
& EVERGREEN_GRPH_SURFACE_ADDRESS_MASK
);
1396 WREG32(EVERGREEN_GRPH_CONTROL
+ radeon_crtc
->crtc_offset
, fb_format
);
1397 WREG32(EVERGREEN_GRPH_SWAP_CONTROL
+ radeon_crtc
->crtc_offset
, fb_swap
);
1400 * The LUT only has 256 slots for indexing by a 8 bpc fb. Bypass the LUT
1401 * for > 8 bpc scanout to avoid truncation of fb indices to 8 msb's, to
1402 * retain the full precision throughout the pipeline.
1404 WREG32_P(EVERGREEN_GRPH_LUT_10BIT_BYPASS_CONTROL
+ radeon_crtc
->crtc_offset
,
1405 (bypass_lut
? EVERGREEN_LUT_10BIT_BYPASS_EN
: 0),
1406 ~EVERGREEN_LUT_10BIT_BYPASS_EN
);
1409 DRM_DEBUG_KMS("Bypassing hardware LUT due to 10 bit fb scanout.\n");
1411 WREG32(EVERGREEN_GRPH_SURFACE_OFFSET_X
+ radeon_crtc
->crtc_offset
, 0);
1412 WREG32(EVERGREEN_GRPH_SURFACE_OFFSET_Y
+ radeon_crtc
->crtc_offset
, 0);
1413 WREG32(EVERGREEN_GRPH_X_START
+ radeon_crtc
->crtc_offset
, 0);
1414 WREG32(EVERGREEN_GRPH_Y_START
+ radeon_crtc
->crtc_offset
, 0);
1415 WREG32(EVERGREEN_GRPH_X_END
+ radeon_crtc
->crtc_offset
, target_fb
->width
);
1416 WREG32(EVERGREEN_GRPH_Y_END
+ radeon_crtc
->crtc_offset
, target_fb
->height
);
1418 fb_pitch_pixels
= target_fb
->pitches
[0] / (target_fb
->bits_per_pixel
/ 8);
1419 WREG32(EVERGREEN_GRPH_PITCH
+ radeon_crtc
->crtc_offset
, fb_pitch_pixels
);
1420 WREG32(EVERGREEN_GRPH_ENABLE
+ radeon_crtc
->crtc_offset
, 1);
1422 if (rdev
->family
>= CHIP_BONAIRE
)
1423 WREG32(CIK_LB_DESKTOP_HEIGHT
+ radeon_crtc
->crtc_offset
,
1426 WREG32(EVERGREEN_DESKTOP_HEIGHT
+ radeon_crtc
->crtc_offset
,
1430 WREG32(EVERGREEN_VIEWPORT_START
+ radeon_crtc
->crtc_offset
,
1432 viewport_w
= crtc
->mode
.hdisplay
;
1433 viewport_h
= (crtc
->mode
.vdisplay
+ 1) & ~1;
1434 if ((rdev
->family
>= CHIP_BONAIRE
) &&
1435 (crtc
->mode
.flags
& DRM_MODE_FLAG_INTERLACE
))
1437 WREG32(EVERGREEN_VIEWPORT_SIZE
+ radeon_crtc
->crtc_offset
,
1438 (viewport_w
<< 16) | viewport_h
);
1440 /* set pageflip to happen anywhere in vblank interval */
1441 WREG32(EVERGREEN_MASTER_UPDATE_MODE
+ radeon_crtc
->crtc_offset
, 0);
1443 if (!atomic
&& fb
&& fb
!= crtc
->primary
->fb
) {
1444 radeon_fb
= to_radeon_framebuffer(fb
);
1445 rbo
= gem_to_radeon_bo(radeon_fb
->obj
);
1446 r
= radeon_bo_reserve(rbo
, false);
1447 if (unlikely(r
!= 0))
1449 radeon_bo_unpin(rbo
);
1450 radeon_bo_unreserve(rbo
);
1453 /* Bytes per pixel may have changed */
1454 radeon_bandwidth_update(rdev
);
1459 static int avivo_crtc_do_set_base(struct drm_crtc
*crtc
,
1460 struct drm_framebuffer
*fb
,
1461 int x
, int y
, int atomic
)
1463 struct radeon_crtc
*radeon_crtc
= to_radeon_crtc(crtc
);
1464 struct drm_device
*dev
= crtc
->dev
;
1465 struct radeon_device
*rdev
= dev
->dev_private
;
1466 struct radeon_framebuffer
*radeon_fb
;
1467 struct drm_gem_object
*obj
;
1468 struct radeon_bo
*rbo
;
1469 struct drm_framebuffer
*target_fb
;
1470 uint64_t fb_location
;
1471 uint32_t fb_format
, fb_pitch_pixels
, tiling_flags
;
1472 u32 fb_swap
= R600_D1GRPH_SWAP_ENDIAN_NONE
;
1473 u32 viewport_w
, viewport_h
;
1475 bool bypass_lut
= false;
1479 if (!atomic
&& !crtc
->primary
->fb
) {
1480 DRM_DEBUG_KMS("No FB bound\n");
1485 radeon_fb
= to_radeon_framebuffer(fb
);
1489 radeon_fb
= to_radeon_framebuffer(crtc
->primary
->fb
);
1490 target_fb
= crtc
->primary
->fb
;
1493 obj
= radeon_fb
->obj
;
1494 rbo
= gem_to_radeon_bo(obj
);
1495 r
= radeon_bo_reserve(rbo
, false);
1496 if (unlikely(r
!= 0))
1499 /* If atomic, assume fb object is pinned & idle & fenced and
1500 * just update base pointers
1503 fb_location
= radeon_bo_gpu_offset(rbo
);
1505 r
= radeon_bo_pin(rbo
, RADEON_GEM_DOMAIN_VRAM
, &fb_location
);
1506 if (unlikely(r
!= 0)) {
1507 radeon_bo_unreserve(rbo
);
1511 radeon_bo_get_tiling_flags(rbo
, &tiling_flags
, NULL
);
1512 radeon_bo_unreserve(rbo
);
1514 switch (target_fb
->pixel_format
) {
1517 AVIVO_D1GRPH_CONTROL_DEPTH_8BPP
|
1518 AVIVO_D1GRPH_CONTROL_8BPP_INDEXED
;
1520 case DRM_FORMAT_XRGB4444
:
1521 case DRM_FORMAT_ARGB4444
:
1523 AVIVO_D1GRPH_CONTROL_DEPTH_16BPP
|
1524 AVIVO_D1GRPH_CONTROL_16BPP_ARGB4444
;
1526 fb_swap
= R600_D1GRPH_SWAP_ENDIAN_16BIT
;
1529 case DRM_FORMAT_XRGB1555
:
1531 AVIVO_D1GRPH_CONTROL_DEPTH_16BPP
|
1532 AVIVO_D1GRPH_CONTROL_16BPP_ARGB1555
;
1534 fb_swap
= R600_D1GRPH_SWAP_ENDIAN_16BIT
;
1537 case DRM_FORMAT_RGB565
:
1539 AVIVO_D1GRPH_CONTROL_DEPTH_16BPP
|
1540 AVIVO_D1GRPH_CONTROL_16BPP_RGB565
;
1542 fb_swap
= R600_D1GRPH_SWAP_ENDIAN_16BIT
;
1545 case DRM_FORMAT_XRGB8888
:
1546 case DRM_FORMAT_ARGB8888
:
1548 AVIVO_D1GRPH_CONTROL_DEPTH_32BPP
|
1549 AVIVO_D1GRPH_CONTROL_32BPP_ARGB8888
;
1551 fb_swap
= R600_D1GRPH_SWAP_ENDIAN_32BIT
;
1554 case DRM_FORMAT_XRGB2101010
:
1555 case DRM_FORMAT_ARGB2101010
:
1557 AVIVO_D1GRPH_CONTROL_DEPTH_32BPP
|
1558 AVIVO_D1GRPH_CONTROL_32BPP_ARGB2101010
;
1560 fb_swap
= R600_D1GRPH_SWAP_ENDIAN_32BIT
;
1562 /* Greater 8 bpc fb needs to bypass hw-lut to retain precision */
1566 format_name
= drm_get_format_name(target_fb
->pixel_format
);
1567 DRM_ERROR("Unsupported screen format %s\n", format_name
);
1572 if (rdev
->family
>= CHIP_R600
) {
1573 if (tiling_flags
& RADEON_TILING_MACRO
)
1574 fb_format
|= R600_D1GRPH_ARRAY_MODE_2D_TILED_THIN1
;
1575 else if (tiling_flags
& RADEON_TILING_MICRO
)
1576 fb_format
|= R600_D1GRPH_ARRAY_MODE_1D_TILED_THIN1
;
1578 if (tiling_flags
& RADEON_TILING_MACRO
)
1579 fb_format
|= AVIVO_D1GRPH_MACRO_ADDRESS_MODE
;
1581 if (tiling_flags
& RADEON_TILING_MICRO
)
1582 fb_format
|= AVIVO_D1GRPH_TILED
;
1585 if (radeon_crtc
->crtc_id
== 0)
1586 WREG32(AVIVO_D1VGA_CONTROL
, 0);
1588 WREG32(AVIVO_D2VGA_CONTROL
, 0);
1590 /* Make sure surface address is update at vertical blank rather than
1593 WREG32(AVIVO_D1GRPH_FLIP_CONTROL
+ radeon_crtc
->crtc_offset
, 0);
1595 if (rdev
->family
>= CHIP_RV770
) {
1596 if (radeon_crtc
->crtc_id
) {
1597 WREG32(R700_D2GRPH_PRIMARY_SURFACE_ADDRESS_HIGH
, upper_32_bits(fb_location
));
1598 WREG32(R700_D2GRPH_SECONDARY_SURFACE_ADDRESS_HIGH
, upper_32_bits(fb_location
));
1600 WREG32(R700_D1GRPH_PRIMARY_SURFACE_ADDRESS_HIGH
, upper_32_bits(fb_location
));
1601 WREG32(R700_D1GRPH_SECONDARY_SURFACE_ADDRESS_HIGH
, upper_32_bits(fb_location
));
1604 WREG32(AVIVO_D1GRPH_PRIMARY_SURFACE_ADDRESS
+ radeon_crtc
->crtc_offset
,
1606 WREG32(AVIVO_D1GRPH_SECONDARY_SURFACE_ADDRESS
+
1607 radeon_crtc
->crtc_offset
, (u32
) fb_location
);
1608 WREG32(AVIVO_D1GRPH_CONTROL
+ radeon_crtc
->crtc_offset
, fb_format
);
1609 if (rdev
->family
>= CHIP_R600
)
1610 WREG32(R600_D1GRPH_SWAP_CONTROL
+ radeon_crtc
->crtc_offset
, fb_swap
);
1612 /* LUT only has 256 slots for 8 bpc fb. Bypass for > 8 bpc scanout for precision */
1613 WREG32_P(AVIVO_D1GRPH_LUT_SEL
+ radeon_crtc
->crtc_offset
,
1614 (bypass_lut
? AVIVO_LUT_10BIT_BYPASS_EN
: 0), ~AVIVO_LUT_10BIT_BYPASS_EN
);
1617 DRM_DEBUG_KMS("Bypassing hardware LUT due to 10 bit fb scanout.\n");
1619 WREG32(AVIVO_D1GRPH_SURFACE_OFFSET_X
+ radeon_crtc
->crtc_offset
, 0);
1620 WREG32(AVIVO_D1GRPH_SURFACE_OFFSET_Y
+ radeon_crtc
->crtc_offset
, 0);
1621 WREG32(AVIVO_D1GRPH_X_START
+ radeon_crtc
->crtc_offset
, 0);
1622 WREG32(AVIVO_D1GRPH_Y_START
+ radeon_crtc
->crtc_offset
, 0);
1623 WREG32(AVIVO_D1GRPH_X_END
+ radeon_crtc
->crtc_offset
, target_fb
->width
);
1624 WREG32(AVIVO_D1GRPH_Y_END
+ radeon_crtc
->crtc_offset
, target_fb
->height
);
1626 fb_pitch_pixels
= target_fb
->pitches
[0] / (target_fb
->bits_per_pixel
/ 8);
1627 WREG32(AVIVO_D1GRPH_PITCH
+ radeon_crtc
->crtc_offset
, fb_pitch_pixels
);
1628 WREG32(AVIVO_D1GRPH_ENABLE
+ radeon_crtc
->crtc_offset
, 1);
1630 WREG32(AVIVO_D1MODE_DESKTOP_HEIGHT
+ radeon_crtc
->crtc_offset
,
1634 WREG32(AVIVO_D1MODE_VIEWPORT_START
+ radeon_crtc
->crtc_offset
,
1636 viewport_w
= crtc
->mode
.hdisplay
;
1637 viewport_h
= (crtc
->mode
.vdisplay
+ 1) & ~1;
1638 WREG32(AVIVO_D1MODE_VIEWPORT_SIZE
+ radeon_crtc
->crtc_offset
,
1639 (viewport_w
<< 16) | viewport_h
);
1641 /* set pageflip to happen anywhere in vblank interval */
1642 WREG32(AVIVO_D1MODE_MASTER_UPDATE_MODE
+ radeon_crtc
->crtc_offset
, 0);
1644 if (!atomic
&& fb
&& fb
!= crtc
->primary
->fb
) {
1645 radeon_fb
= to_radeon_framebuffer(fb
);
1646 rbo
= gem_to_radeon_bo(radeon_fb
->obj
);
1647 r
= radeon_bo_reserve(rbo
, false);
1648 if (unlikely(r
!= 0))
1650 radeon_bo_unpin(rbo
);
1651 radeon_bo_unreserve(rbo
);
1654 /* Bytes per pixel may have changed */
1655 radeon_bandwidth_update(rdev
);
1660 int atombios_crtc_set_base(struct drm_crtc
*crtc
, int x
, int y
,
1661 struct drm_framebuffer
*old_fb
)
1663 struct drm_device
*dev
= crtc
->dev
;
1664 struct radeon_device
*rdev
= dev
->dev_private
;
1666 if (ASIC_IS_DCE4(rdev
))
1667 return dce4_crtc_do_set_base(crtc
, old_fb
, x
, y
, 0);
1668 else if (ASIC_IS_AVIVO(rdev
))
1669 return avivo_crtc_do_set_base(crtc
, old_fb
, x
, y
, 0);
1671 return radeon_crtc_do_set_base(crtc
, old_fb
, x
, y
, 0);
1674 int atombios_crtc_set_base_atomic(struct drm_crtc
*crtc
,
1675 struct drm_framebuffer
*fb
,
1676 int x
, int y
, enum mode_set_atomic state
)
1678 struct drm_device
*dev
= crtc
->dev
;
1679 struct radeon_device
*rdev
= dev
->dev_private
;
1681 if (ASIC_IS_DCE4(rdev
))
1682 return dce4_crtc_do_set_base(crtc
, fb
, x
, y
, 1);
1683 else if (ASIC_IS_AVIVO(rdev
))
1684 return avivo_crtc_do_set_base(crtc
, fb
, x
, y
, 1);
1686 return radeon_crtc_do_set_base(crtc
, fb
, x
, y
, 1);
1689 /* properly set additional regs when using atombios */
1690 static void radeon_legacy_atom_fixup(struct drm_crtc
*crtc
)
1692 struct drm_device
*dev
= crtc
->dev
;
1693 struct radeon_device
*rdev
= dev
->dev_private
;
1694 struct radeon_crtc
*radeon_crtc
= to_radeon_crtc(crtc
);
1695 u32 disp_merge_cntl
;
1697 switch (radeon_crtc
->crtc_id
) {
1699 disp_merge_cntl
= RREG32(RADEON_DISP_MERGE_CNTL
);
1700 disp_merge_cntl
&= ~RADEON_DISP_RGB_OFFSET_EN
;
1701 WREG32(RADEON_DISP_MERGE_CNTL
, disp_merge_cntl
);
1704 disp_merge_cntl
= RREG32(RADEON_DISP2_MERGE_CNTL
);
1705 disp_merge_cntl
&= ~RADEON_DISP2_RGB_OFFSET_EN
;
1706 WREG32(RADEON_DISP2_MERGE_CNTL
, disp_merge_cntl
);
1707 WREG32(RADEON_FP_H2_SYNC_STRT_WID
, RREG32(RADEON_CRTC2_H_SYNC_STRT_WID
));
1708 WREG32(RADEON_FP_V2_SYNC_STRT_WID
, RREG32(RADEON_CRTC2_V_SYNC_STRT_WID
));
1714 * radeon_get_pll_use_mask - look up a mask of which pplls are in use
1718 * Returns the mask of which PPLLs (Pixel PLLs) are in use.
1720 static u32
radeon_get_pll_use_mask(struct drm_crtc
*crtc
)
1722 struct drm_device
*dev
= crtc
->dev
;
1723 struct drm_crtc
*test_crtc
;
1724 struct radeon_crtc
*test_radeon_crtc
;
1727 list_for_each_entry(test_crtc
, &dev
->mode_config
.crtc_list
, head
) {
1728 if (crtc
== test_crtc
)
1731 test_radeon_crtc
= to_radeon_crtc(test_crtc
);
1732 if (test_radeon_crtc
->pll_id
!= ATOM_PPLL_INVALID
)
1733 pll_in_use
|= (1 << test_radeon_crtc
->pll_id
);
1739 * radeon_get_shared_dp_ppll - return the PPLL used by another crtc for DP
1743 * Returns the PPLL (Pixel PLL) used by another crtc/encoder which is
1744 * also in DP mode. For DP, a single PPLL can be used for all DP
1747 static int radeon_get_shared_dp_ppll(struct drm_crtc
*crtc
)
1749 struct drm_device
*dev
= crtc
->dev
;
1750 struct radeon_device
*rdev
= dev
->dev_private
;
1751 struct drm_crtc
*test_crtc
;
1752 struct radeon_crtc
*test_radeon_crtc
;
1754 list_for_each_entry(test_crtc
, &dev
->mode_config
.crtc_list
, head
) {
1755 if (crtc
== test_crtc
)
1757 test_radeon_crtc
= to_radeon_crtc(test_crtc
);
1758 if (test_radeon_crtc
->encoder
&&
1759 ENCODER_MODE_IS_DP(atombios_get_encoder_mode(test_radeon_crtc
->encoder
))) {
1760 /* PPLL2 is exclusive to UNIPHYA on DCE61 */
1761 if (ASIC_IS_DCE61(rdev
) && !ASIC_IS_DCE8(rdev
) &&
1762 test_radeon_crtc
->pll_id
== ATOM_PPLL2
)
1764 /* for DP use the same PLL for all */
1765 if (test_radeon_crtc
->pll_id
!= ATOM_PPLL_INVALID
)
1766 return test_radeon_crtc
->pll_id
;
1769 return ATOM_PPLL_INVALID
;
1773 * radeon_get_shared_nondp_ppll - return the PPLL used by another non-DP crtc
1776 * @encoder: drm encoder
1778 * Returns the PPLL (Pixel PLL) used by another non-DP crtc/encoder which can
1779 * be shared (i.e., same clock).
1781 static int radeon_get_shared_nondp_ppll(struct drm_crtc
*crtc
)
1783 struct radeon_crtc
*radeon_crtc
= to_radeon_crtc(crtc
);
1784 struct drm_device
*dev
= crtc
->dev
;
1785 struct radeon_device
*rdev
= dev
->dev_private
;
1786 struct drm_crtc
*test_crtc
;
1787 struct radeon_crtc
*test_radeon_crtc
;
1788 u32 adjusted_clock
, test_adjusted_clock
;
1790 adjusted_clock
= radeon_crtc
->adjusted_clock
;
1792 if (adjusted_clock
== 0)
1793 return ATOM_PPLL_INVALID
;
1795 list_for_each_entry(test_crtc
, &dev
->mode_config
.crtc_list
, head
) {
1796 if (crtc
== test_crtc
)
1798 test_radeon_crtc
= to_radeon_crtc(test_crtc
);
1799 if (test_radeon_crtc
->encoder
&&
1800 !ENCODER_MODE_IS_DP(atombios_get_encoder_mode(test_radeon_crtc
->encoder
))) {
1801 /* PPLL2 is exclusive to UNIPHYA on DCE61 */
1802 if (ASIC_IS_DCE61(rdev
) && !ASIC_IS_DCE8(rdev
) &&
1803 test_radeon_crtc
->pll_id
== ATOM_PPLL2
)
1805 /* check if we are already driving this connector with another crtc */
1806 if (test_radeon_crtc
->connector
== radeon_crtc
->connector
) {
1807 /* if we are, return that pll */
1808 if (test_radeon_crtc
->pll_id
!= ATOM_PPLL_INVALID
)
1809 return test_radeon_crtc
->pll_id
;
1811 /* for non-DP check the clock */
1812 test_adjusted_clock
= test_radeon_crtc
->adjusted_clock
;
1813 if ((crtc
->mode
.clock
== test_crtc
->mode
.clock
) &&
1814 (adjusted_clock
== test_adjusted_clock
) &&
1815 (radeon_crtc
->ss_enabled
== test_radeon_crtc
->ss_enabled
) &&
1816 (test_radeon_crtc
->pll_id
!= ATOM_PPLL_INVALID
))
1817 return test_radeon_crtc
->pll_id
;
1820 return ATOM_PPLL_INVALID
;
1824 * radeon_atom_pick_pll - Allocate a PPLL for use by the crtc.
1828 * Returns the PPLL (Pixel PLL) to be used by the crtc. For DP monitors
1829 * a single PPLL can be used for all DP crtcs/encoders. For non-DP
1830 * monitors a dedicated PPLL must be used. If a particular board has
1831 * an external DP PLL, return ATOM_PPLL_INVALID to skip PLL programming
1832 * as there is no need to program the PLL itself. If we are not able to
1833 * allocate a PLL, return ATOM_PPLL_INVALID to skip PLL programming to
1834 * avoid messing up an existing monitor.
1836 * Asic specific PLL information
1840 * - PPLL1, PPLL2 are available for all UNIPHY (both DP and non-DP)
1842 * - PPLL0, PPLL1, PPLL2 are available for all UNIPHY (both DP and non-DP) and DAC
1845 * - PPLL2 is only available to UNIPHYA (both DP and non-DP)
1846 * - PPLL0, PPLL1 are available for UNIPHYB/C/D/E/F (both DP and non-DP)
1849 * - PPLL0 is available to all UNIPHY (DP only)
1850 * - PPLL1, PPLL2 are available for all UNIPHY (both DP and non-DP) and DAC
1853 * - DCPLL is available to all UNIPHY (DP only)
1854 * - PPLL1, PPLL2 are available for all UNIPHY (both DP and non-DP) and DAC
1857 * - PPLL1, PPLL2 are available for all UNIPHY (both DP and non-DP) and DAC
1860 static int radeon_atom_pick_pll(struct drm_crtc
*crtc
)
1862 struct radeon_crtc
*radeon_crtc
= to_radeon_crtc(crtc
);
1863 struct drm_device
*dev
= crtc
->dev
;
1864 struct radeon_device
*rdev
= dev
->dev_private
;
1865 struct radeon_encoder
*radeon_encoder
=
1866 to_radeon_encoder(radeon_crtc
->encoder
);
1870 if (ASIC_IS_DCE8(rdev
)) {
1871 if (ENCODER_MODE_IS_DP(atombios_get_encoder_mode(radeon_crtc
->encoder
))) {
1872 if (rdev
->clock
.dp_extclk
)
1873 /* skip PPLL programming if using ext clock */
1874 return ATOM_PPLL_INVALID
;
1876 /* use the same PPLL for all DP monitors */
1877 pll
= radeon_get_shared_dp_ppll(crtc
);
1878 if (pll
!= ATOM_PPLL_INVALID
)
1882 /* use the same PPLL for all monitors with the same clock */
1883 pll
= radeon_get_shared_nondp_ppll(crtc
);
1884 if (pll
!= ATOM_PPLL_INVALID
)
1887 /* otherwise, pick one of the plls */
1888 if ((rdev
->family
== CHIP_KABINI
) ||
1889 (rdev
->family
== CHIP_MULLINS
)) {
1890 /* KB/ML has PPLL1 and PPLL2 */
1891 pll_in_use
= radeon_get_pll_use_mask(crtc
);
1892 if (!(pll_in_use
& (1 << ATOM_PPLL2
)))
1894 if (!(pll_in_use
& (1 << ATOM_PPLL1
)))
1896 DRM_ERROR("unable to allocate a PPLL\n");
1897 return ATOM_PPLL_INVALID
;
1899 /* CI/KV has PPLL0, PPLL1, and PPLL2 */
1900 pll_in_use
= radeon_get_pll_use_mask(crtc
);
1901 if (!(pll_in_use
& (1 << ATOM_PPLL2
)))
1903 if (!(pll_in_use
& (1 << ATOM_PPLL1
)))
1905 if (!(pll_in_use
& (1 << ATOM_PPLL0
)))
1907 DRM_ERROR("unable to allocate a PPLL\n");
1908 return ATOM_PPLL_INVALID
;
1910 } else if (ASIC_IS_DCE61(rdev
)) {
1911 struct radeon_encoder_atom_dig
*dig
=
1912 radeon_encoder
->enc_priv
;
1914 if ((radeon_encoder
->encoder_id
== ENCODER_OBJECT_ID_INTERNAL_UNIPHY
) &&
1915 (dig
->linkb
== false))
1916 /* UNIPHY A uses PPLL2 */
1918 else if (ENCODER_MODE_IS_DP(atombios_get_encoder_mode(radeon_crtc
->encoder
))) {
1919 /* UNIPHY B/C/D/E/F */
1920 if (rdev
->clock
.dp_extclk
)
1921 /* skip PPLL programming if using ext clock */
1922 return ATOM_PPLL_INVALID
;
1924 /* use the same PPLL for all DP monitors */
1925 pll
= radeon_get_shared_dp_ppll(crtc
);
1926 if (pll
!= ATOM_PPLL_INVALID
)
1930 /* use the same PPLL for all monitors with the same clock */
1931 pll
= radeon_get_shared_nondp_ppll(crtc
);
1932 if (pll
!= ATOM_PPLL_INVALID
)
1935 /* UNIPHY B/C/D/E/F */
1936 pll_in_use
= radeon_get_pll_use_mask(crtc
);
1937 if (!(pll_in_use
& (1 << ATOM_PPLL0
)))
1939 if (!(pll_in_use
& (1 << ATOM_PPLL1
)))
1941 DRM_ERROR("unable to allocate a PPLL\n");
1942 return ATOM_PPLL_INVALID
;
1943 } else if (ASIC_IS_DCE41(rdev
)) {
1944 /* Don't share PLLs on DCE4.1 chips */
1945 if (ENCODER_MODE_IS_DP(atombios_get_encoder_mode(radeon_crtc
->encoder
))) {
1946 if (rdev
->clock
.dp_extclk
)
1947 /* skip PPLL programming if using ext clock */
1948 return ATOM_PPLL_INVALID
;
1950 pll_in_use
= radeon_get_pll_use_mask(crtc
);
1951 if (!(pll_in_use
& (1 << ATOM_PPLL1
)))
1953 if (!(pll_in_use
& (1 << ATOM_PPLL2
)))
1955 DRM_ERROR("unable to allocate a PPLL\n");
1956 return ATOM_PPLL_INVALID
;
1957 } else if (ASIC_IS_DCE4(rdev
)) {
1958 /* in DP mode, the DP ref clock can come from PPLL, DCPLL, or ext clock,
1959 * depending on the asic:
1960 * DCE4: PPLL or ext clock
1961 * DCE5: PPLL, DCPLL, or ext clock
1962 * DCE6: PPLL, PPLL0, or ext clock
1964 * Setting ATOM_PPLL_INVALID will cause SetPixelClock to skip
1965 * PPLL/DCPLL programming and only program the DP DTO for the
1966 * crtc virtual pixel clock.
1968 if (ENCODER_MODE_IS_DP(atombios_get_encoder_mode(radeon_crtc
->encoder
))) {
1969 if (rdev
->clock
.dp_extclk
)
1970 /* skip PPLL programming if using ext clock */
1971 return ATOM_PPLL_INVALID
;
1972 else if (ASIC_IS_DCE6(rdev
))
1973 /* use PPLL0 for all DP */
1975 else if (ASIC_IS_DCE5(rdev
))
1976 /* use DCPLL for all DP */
1979 /* use the same PPLL for all DP monitors */
1980 pll
= radeon_get_shared_dp_ppll(crtc
);
1981 if (pll
!= ATOM_PPLL_INVALID
)
1985 /* use the same PPLL for all monitors with the same clock */
1986 pll
= radeon_get_shared_nondp_ppll(crtc
);
1987 if (pll
!= ATOM_PPLL_INVALID
)
1990 /* all other cases */
1991 pll_in_use
= radeon_get_pll_use_mask(crtc
);
1992 if (!(pll_in_use
& (1 << ATOM_PPLL1
)))
1994 if (!(pll_in_use
& (1 << ATOM_PPLL2
)))
1996 DRM_ERROR("unable to allocate a PPLL\n");
1997 return ATOM_PPLL_INVALID
;
1999 /* on pre-R5xx asics, the crtc to pll mapping is hardcoded */
2000 /* some atombios (observed in some DCE2/DCE3) code have a bug,
2001 * the matching btw pll and crtc is done through
2002 * PCLK_CRTC[1|2]_CNTL (0x480/0x484) but atombios code use the
2003 * pll (1 or 2) to select which register to write. ie if using
2004 * pll1 it will use PCLK_CRTC1_CNTL (0x480) and if using pll2
2005 * it will use PCLK_CRTC2_CNTL (0x484), it then use crtc id to
2006 * choose which value to write. Which is reverse order from
2007 * register logic. So only case that works is when pllid is
2008 * same as crtcid or when both pll and crtc are enabled and
2009 * both use same clock.
2011 * So just return crtc id as if crtc and pll were hard linked
2012 * together even if they aren't
2014 return radeon_crtc
->crtc_id
;
2018 void radeon_atom_disp_eng_pll_init(struct radeon_device
*rdev
)
2020 /* always set DCPLL */
2021 if (ASIC_IS_DCE6(rdev
))
2022 atombios_crtc_set_disp_eng_pll(rdev
, rdev
->clock
.default_dispclk
);
2023 else if (ASIC_IS_DCE4(rdev
)) {
2024 struct radeon_atom_ss ss
;
2025 bool ss_enabled
= radeon_atombios_get_asic_ss_info(rdev
, &ss
,
2026 ASIC_INTERNAL_SS_ON_DCPLL
,
2027 rdev
->clock
.default_dispclk
);
2029 atombios_crtc_program_ss(rdev
, ATOM_DISABLE
, ATOM_DCPLL
, -1, &ss
);
2030 /* XXX: DCE5, make sure voltage, dispclk is high enough */
2031 atombios_crtc_set_disp_eng_pll(rdev
, rdev
->clock
.default_dispclk
);
2033 atombios_crtc_program_ss(rdev
, ATOM_ENABLE
, ATOM_DCPLL
, -1, &ss
);
2038 int atombios_crtc_mode_set(struct drm_crtc
*crtc
,
2039 struct drm_display_mode
*mode
,
2040 struct drm_display_mode
*adjusted_mode
,
2041 int x
, int y
, struct drm_framebuffer
*old_fb
)
2043 struct radeon_crtc
*radeon_crtc
= to_radeon_crtc(crtc
);
2044 struct drm_device
*dev
= crtc
->dev
;
2045 struct radeon_device
*rdev
= dev
->dev_private
;
2046 struct radeon_encoder
*radeon_encoder
=
2047 to_radeon_encoder(radeon_crtc
->encoder
);
2048 bool is_tvcv
= false;
2050 if (radeon_encoder
->active_device
&
2051 (ATOM_DEVICE_TV_SUPPORT
| ATOM_DEVICE_CV_SUPPORT
))
2054 if (!radeon_crtc
->adjusted_clock
)
2057 atombios_crtc_set_pll(crtc
, adjusted_mode
);
2059 if (ASIC_IS_DCE4(rdev
))
2060 atombios_set_crtc_dtd_timing(crtc
, adjusted_mode
);
2061 else if (ASIC_IS_AVIVO(rdev
)) {
2063 atombios_crtc_set_timing(crtc
, adjusted_mode
);
2065 atombios_set_crtc_dtd_timing(crtc
, adjusted_mode
);
2067 atombios_crtc_set_timing(crtc
, adjusted_mode
);
2068 if (radeon_crtc
->crtc_id
== 0)
2069 atombios_set_crtc_dtd_timing(crtc
, adjusted_mode
);
2070 radeon_legacy_atom_fixup(crtc
);
2072 atombios_crtc_set_base(crtc
, x
, y
, old_fb
);
2073 atombios_overscan_setup(crtc
, mode
, adjusted_mode
);
2074 atombios_scaler_setup(crtc
);
2075 radeon_cursor_reset(crtc
);
2076 /* update the hw version fpr dpm */
2077 radeon_crtc
->hw_mode
= *adjusted_mode
;
2082 static bool atombios_crtc_mode_fixup(struct drm_crtc
*crtc
,
2083 const struct drm_display_mode
*mode
,
2084 struct drm_display_mode
*adjusted_mode
)
2086 struct radeon_crtc
*radeon_crtc
= to_radeon_crtc(crtc
);
2087 struct drm_device
*dev
= crtc
->dev
;
2088 struct drm_encoder
*encoder
;
2090 /* assign the encoder to the radeon crtc to avoid repeated lookups later */
2091 list_for_each_entry(encoder
, &dev
->mode_config
.encoder_list
, head
) {
2092 if (encoder
->crtc
== crtc
) {
2093 radeon_crtc
->encoder
= encoder
;
2094 radeon_crtc
->connector
= radeon_get_connector_for_encoder(encoder
);
2098 if ((radeon_crtc
->encoder
== NULL
) || (radeon_crtc
->connector
== NULL
)) {
2099 radeon_crtc
->encoder
= NULL
;
2100 radeon_crtc
->connector
= NULL
;
2103 if (radeon_crtc
->encoder
) {
2104 struct radeon_encoder
*radeon_encoder
=
2105 to_radeon_encoder(radeon_crtc
->encoder
);
2107 radeon_crtc
->output_csc
= radeon_encoder
->output_csc
;
2109 if (!radeon_crtc_scaling_mode_fixup(crtc
, mode
, adjusted_mode
))
2111 if (!atombios_crtc_prepare_pll(crtc
, adjusted_mode
))
2114 radeon_crtc
->pll_id
= radeon_atom_pick_pll(crtc
);
2115 /* if we can't get a PPLL for a non-DP encoder, fail */
2116 if ((radeon_crtc
->pll_id
== ATOM_PPLL_INVALID
) &&
2117 !ENCODER_MODE_IS_DP(atombios_get_encoder_mode(radeon_crtc
->encoder
)))
2123 static void atombios_crtc_prepare(struct drm_crtc
*crtc
)
2125 struct drm_device
*dev
= crtc
->dev
;
2126 struct radeon_device
*rdev
= dev
->dev_private
;
2128 /* disable crtc pair power gating before programming */
2129 if (ASIC_IS_DCE6(rdev
))
2130 atombios_powergate_crtc(crtc
, ATOM_DISABLE
);
2132 atombios_lock_crtc(crtc
, ATOM_ENABLE
);
2133 atombios_crtc_dpms(crtc
, DRM_MODE_DPMS_OFF
);
2136 static void atombios_crtc_commit(struct drm_crtc
*crtc
)
2138 atombios_crtc_dpms(crtc
, DRM_MODE_DPMS_ON
);
2139 atombios_lock_crtc(crtc
, ATOM_DISABLE
);
2142 static void atombios_crtc_disable(struct drm_crtc
*crtc
)
2144 struct radeon_crtc
*radeon_crtc
= to_radeon_crtc(crtc
);
2145 struct drm_device
*dev
= crtc
->dev
;
2146 struct radeon_device
*rdev
= dev
->dev_private
;
2147 struct radeon_atom_ss ss
;
2150 atombios_crtc_dpms(crtc
, DRM_MODE_DPMS_OFF
);
2151 if (crtc
->primary
->fb
) {
2153 struct radeon_framebuffer
*radeon_fb
;
2154 struct radeon_bo
*rbo
;
2156 radeon_fb
= to_radeon_framebuffer(crtc
->primary
->fb
);
2157 rbo
= gem_to_radeon_bo(radeon_fb
->obj
);
2158 r
= radeon_bo_reserve(rbo
, false);
2160 DRM_ERROR("failed to reserve rbo before unpin\n");
2162 radeon_bo_unpin(rbo
);
2163 radeon_bo_unreserve(rbo
);
2166 /* disable the GRPH */
2167 if (ASIC_IS_DCE4(rdev
))
2168 WREG32(EVERGREEN_GRPH_ENABLE
+ radeon_crtc
->crtc_offset
, 0);
2169 else if (ASIC_IS_AVIVO(rdev
))
2170 WREG32(AVIVO_D1GRPH_ENABLE
+ radeon_crtc
->crtc_offset
, 0);
2172 if (ASIC_IS_DCE6(rdev
))
2173 atombios_powergate_crtc(crtc
, ATOM_ENABLE
);
2175 for (i
= 0; i
< rdev
->num_crtc
; i
++) {
2176 if (rdev
->mode_info
.crtcs
[i
] &&
2177 rdev
->mode_info
.crtcs
[i
]->enabled
&&
2178 i
!= radeon_crtc
->crtc_id
&&
2179 radeon_crtc
->pll_id
== rdev
->mode_info
.crtcs
[i
]->pll_id
) {
2180 /* one other crtc is using this pll don't turn
2187 switch (radeon_crtc
->pll_id
) {
2190 /* disable the ppll */
2191 atombios_crtc_program_pll(crtc
, radeon_crtc
->crtc_id
, radeon_crtc
->pll_id
,
2192 0, 0, ATOM_DISABLE
, 0, 0, 0, 0, 0, false, &ss
);
2195 /* disable the ppll */
2196 if ((rdev
->family
== CHIP_ARUBA
) ||
2197 (rdev
->family
== CHIP_KAVERI
) ||
2198 (rdev
->family
== CHIP_BONAIRE
) ||
2199 (rdev
->family
== CHIP_HAWAII
))
2200 atombios_crtc_program_pll(crtc
, radeon_crtc
->crtc_id
, radeon_crtc
->pll_id
,
2201 0, 0, ATOM_DISABLE
, 0, 0, 0, 0, 0, false, &ss
);
2207 radeon_crtc
->pll_id
= ATOM_PPLL_INVALID
;
2208 radeon_crtc
->adjusted_clock
= 0;
2209 radeon_crtc
->encoder
= NULL
;
2210 radeon_crtc
->connector
= NULL
;
2213 static const struct drm_crtc_helper_funcs atombios_helper_funcs
= {
2214 .dpms
= atombios_crtc_dpms
,
2215 .mode_fixup
= atombios_crtc_mode_fixup
,
2216 .mode_set
= atombios_crtc_mode_set
,
2217 .mode_set_base
= atombios_crtc_set_base
,
2218 .mode_set_base_atomic
= atombios_crtc_set_base_atomic
,
2219 .prepare
= atombios_crtc_prepare
,
2220 .commit
= atombios_crtc_commit
,
2221 .load_lut
= radeon_crtc_load_lut
,
2222 .disable
= atombios_crtc_disable
,
2225 void radeon_atombios_init_crtc(struct drm_device
*dev
,
2226 struct radeon_crtc
*radeon_crtc
)
2228 struct radeon_device
*rdev
= dev
->dev_private
;
2230 if (ASIC_IS_DCE4(rdev
)) {
2231 switch (radeon_crtc
->crtc_id
) {
2234 radeon_crtc
->crtc_offset
= EVERGREEN_CRTC0_REGISTER_OFFSET
;
2237 radeon_crtc
->crtc_offset
= EVERGREEN_CRTC1_REGISTER_OFFSET
;
2240 radeon_crtc
->crtc_offset
= EVERGREEN_CRTC2_REGISTER_OFFSET
;
2243 radeon_crtc
->crtc_offset
= EVERGREEN_CRTC3_REGISTER_OFFSET
;
2246 radeon_crtc
->crtc_offset
= EVERGREEN_CRTC4_REGISTER_OFFSET
;
2249 radeon_crtc
->crtc_offset
= EVERGREEN_CRTC5_REGISTER_OFFSET
;
2253 if (radeon_crtc
->crtc_id
== 1)
2254 radeon_crtc
->crtc_offset
=
2255 AVIVO_D2CRTC_H_TOTAL
- AVIVO_D1CRTC_H_TOTAL
;
2257 radeon_crtc
->crtc_offset
= 0;
2259 radeon_crtc
->pll_id
= ATOM_PPLL_INVALID
;
2260 radeon_crtc
->adjusted_clock
= 0;
2261 radeon_crtc
->encoder
= NULL
;
2262 radeon_crtc
->connector
= NULL
;
2263 drm_crtc_helper_add(&radeon_crtc
->base
, &atombios_helper_funcs
);