2 * Copyright 2014 Advanced Micro Devices, Inc.
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
25 #include "amdgpu_pm.h"
26 #include "amdgpu_i2c.h"
29 #include "amdgpu_atombios.h"
30 #include "atombios_crtc.h"
31 #include "atombios_encoders.h"
32 #include "amdgpu_pll.h"
33 #include "amdgpu_connectors.h"
35 #include "dce/dce_11_0_d.h"
36 #include "dce/dce_11_0_sh_mask.h"
37 #include "dce/dce_11_0_enum.h"
38 #include "oss/oss_3_0_d.h"
39 #include "oss/oss_3_0_sh_mask.h"
40 #include "gmc/gmc_8_1_d.h"
41 #include "gmc/gmc_8_1_sh_mask.h"
43 static void dce_v11_0_set_display_funcs(struct amdgpu_device *adev);
44 static void dce_v11_0_set_irq_funcs(struct amdgpu_device *adev);
46 static const u32 crtc_offsets[] =
48 CRTC0_REGISTER_OFFSET,
49 CRTC1_REGISTER_OFFSET,
50 CRTC2_REGISTER_OFFSET,
51 CRTC3_REGISTER_OFFSET,
52 CRTC4_REGISTER_OFFSET,
53 CRTC5_REGISTER_OFFSET,
57 static const u32 hpd_offsets[] =
67 static const uint32_t dig_offsets[] = {
85 } interrupt_status_offsets[] = { {
86 .reg = mmDISP_INTERRUPT_STATUS,
87 .vblank = DISP_INTERRUPT_STATUS__LB_D1_VBLANK_INTERRUPT_MASK,
88 .vline = DISP_INTERRUPT_STATUS__LB_D1_VLINE_INTERRUPT_MASK,
89 .hpd = DISP_INTERRUPT_STATUS__DC_HPD1_INTERRUPT_MASK
91 .reg = mmDISP_INTERRUPT_STATUS_CONTINUE,
92 .vblank = DISP_INTERRUPT_STATUS_CONTINUE__LB_D2_VBLANK_INTERRUPT_MASK,
93 .vline = DISP_INTERRUPT_STATUS_CONTINUE__LB_D2_VLINE_INTERRUPT_MASK,
94 .hpd = DISP_INTERRUPT_STATUS_CONTINUE__DC_HPD2_INTERRUPT_MASK
96 .reg = mmDISP_INTERRUPT_STATUS_CONTINUE2,
97 .vblank = DISP_INTERRUPT_STATUS_CONTINUE2__LB_D3_VBLANK_INTERRUPT_MASK,
98 .vline = DISP_INTERRUPT_STATUS_CONTINUE2__LB_D3_VLINE_INTERRUPT_MASK,
99 .hpd = DISP_INTERRUPT_STATUS_CONTINUE2__DC_HPD3_INTERRUPT_MASK
101 .reg = mmDISP_INTERRUPT_STATUS_CONTINUE3,
102 .vblank = DISP_INTERRUPT_STATUS_CONTINUE3__LB_D4_VBLANK_INTERRUPT_MASK,
103 .vline = DISP_INTERRUPT_STATUS_CONTINUE3__LB_D4_VLINE_INTERRUPT_MASK,
104 .hpd = DISP_INTERRUPT_STATUS_CONTINUE3__DC_HPD4_INTERRUPT_MASK
106 .reg = mmDISP_INTERRUPT_STATUS_CONTINUE4,
107 .vblank = DISP_INTERRUPT_STATUS_CONTINUE4__LB_D5_VBLANK_INTERRUPT_MASK,
108 .vline = DISP_INTERRUPT_STATUS_CONTINUE4__LB_D5_VLINE_INTERRUPT_MASK,
109 .hpd = DISP_INTERRUPT_STATUS_CONTINUE4__DC_HPD5_INTERRUPT_MASK
111 .reg = mmDISP_INTERRUPT_STATUS_CONTINUE5,
112 .vblank = DISP_INTERRUPT_STATUS_CONTINUE5__LB_D6_VBLANK_INTERRUPT_MASK,
113 .vline = DISP_INTERRUPT_STATUS_CONTINUE5__LB_D6_VLINE_INTERRUPT_MASK,
114 .hpd = DISP_INTERRUPT_STATUS_CONTINUE5__DC_HPD6_INTERRUPT_MASK
117 static const u32 cz_golden_settings_a11[] =
119 mmCRTC_DOUBLE_BUFFER_CONTROL, 0x00010101, 0x00010000,
120 mmFBC_MISC, 0x1f311fff, 0x14300000,
123 static const u32 cz_mgcg_cgcg_init[] =
125 mmXDMA_CLOCK_GATING_CNTL, 0xffffffff, 0x00000100,
126 mmXDMA_MEM_POWER_CNTL, 0x00000101, 0x00000000,
129 static const u32 stoney_golden_settings_a11[] =
131 mmCRTC_DOUBLE_BUFFER_CONTROL, 0x00010101, 0x00010000,
132 mmFBC_MISC, 0x1f311fff, 0x14302000,
136 static void dce_v11_0_init_golden_registers(struct amdgpu_device *adev)
138 switch (adev->asic_type) {
140 amdgpu_program_register_sequence(adev,
142 (const u32)ARRAY_SIZE(cz_mgcg_cgcg_init));
143 amdgpu_program_register_sequence(adev,
144 cz_golden_settings_a11,
145 (const u32)ARRAY_SIZE(cz_golden_settings_a11));
148 amdgpu_program_register_sequence(adev,
149 stoney_golden_settings_a11,
150 (const u32)ARRAY_SIZE(stoney_golden_settings_a11));
157 static u32 dce_v11_0_audio_endpt_rreg(struct amdgpu_device *adev,
158 u32 block_offset, u32 reg)
163 spin_lock_irqsave(&adev->audio_endpt_idx_lock, flags);
164 WREG32(mmAZALIA_F0_CODEC_ENDPOINT_INDEX + block_offset, reg);
165 r = RREG32(mmAZALIA_F0_CODEC_ENDPOINT_DATA + block_offset);
166 spin_unlock_irqrestore(&adev->audio_endpt_idx_lock, flags);
171 static void dce_v11_0_audio_endpt_wreg(struct amdgpu_device *adev,
172 u32 block_offset, u32 reg, u32 v)
176 spin_lock_irqsave(&adev->audio_endpt_idx_lock, flags);
177 WREG32(mmAZALIA_F0_CODEC_ENDPOINT_INDEX + block_offset, reg);
178 WREG32(mmAZALIA_F0_CODEC_ENDPOINT_DATA + block_offset, v);
179 spin_unlock_irqrestore(&adev->audio_endpt_idx_lock, flags);
182 static bool dce_v11_0_is_in_vblank(struct amdgpu_device *adev, int crtc)
184 if (RREG32(mmCRTC_STATUS + crtc_offsets[crtc]) &
185 CRTC_V_BLANK_START_END__CRTC_V_BLANK_START_MASK)
191 static bool dce_v11_0_is_counter_moving(struct amdgpu_device *adev, int crtc)
195 pos1 = RREG32(mmCRTC_STATUS_POSITION + crtc_offsets[crtc]);
196 pos2 = RREG32(mmCRTC_STATUS_POSITION + crtc_offsets[crtc]);
205 * dce_v11_0_vblank_wait - vblank wait asic callback.
207 * @adev: amdgpu_device pointer
208 * @crtc: crtc to wait for vblank on
210 * Wait for vblank on the requested crtc (evergreen+).
212 static void dce_v11_0_vblank_wait(struct amdgpu_device *adev, int crtc)
216 if (crtc < 0 || crtc >= adev->mode_info.num_crtc)
219 if (!(RREG32(mmCRTC_CONTROL + crtc_offsets[crtc]) & CRTC_CONTROL__CRTC_MASTER_EN_MASK))
222 /* depending on when we hit vblank, we may be close to active; if so,
223 * wait for another frame.
225 while (dce_v11_0_is_in_vblank(adev, crtc)) {
228 if (!dce_v11_0_is_counter_moving(adev, crtc))
233 while (!dce_v11_0_is_in_vblank(adev, crtc)) {
236 if (!dce_v11_0_is_counter_moving(adev, crtc))
242 static u32 dce_v11_0_vblank_get_counter(struct amdgpu_device *adev, int crtc)
244 if (crtc < 0 || crtc >= adev->mode_info.num_crtc)
247 return RREG32(mmCRTC_STATUS_FRAME_COUNT + crtc_offsets[crtc]);
250 static void dce_v11_0_pageflip_interrupt_init(struct amdgpu_device *adev)
254 /* Enable pflip interrupts */
255 for (i = 0; i < adev->mode_info.num_crtc; i++)
256 amdgpu_irq_get(adev, &adev->pageflip_irq, i);
259 static void dce_v11_0_pageflip_interrupt_fini(struct amdgpu_device *adev)
263 /* Disable pflip interrupts */
264 for (i = 0; i < adev->mode_info.num_crtc; i++)
265 amdgpu_irq_put(adev, &adev->pageflip_irq, i);
269 * dce_v11_0_page_flip - pageflip callback.
271 * @adev: amdgpu_device pointer
272 * @crtc_id: crtc to cleanup pageflip on
273 * @crtc_base: new address of the crtc (GPU MC address)
275 * Triggers the actual pageflip by updating the primary
276 * surface base address.
278 static void dce_v11_0_page_flip(struct amdgpu_device *adev,
279 int crtc_id, u64 crtc_base)
281 struct amdgpu_crtc *amdgpu_crtc = adev->mode_info.crtcs[crtc_id];
283 /* update the scanout addresses */
284 WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset,
285 upper_32_bits(crtc_base));
286 /* writing to the low address triggers the update */
287 WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset,
288 lower_32_bits(crtc_base));
290 RREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset);
293 static int dce_v11_0_crtc_get_scanoutpos(struct amdgpu_device *adev, int crtc,
294 u32 *vbl, u32 *position)
296 if ((crtc < 0) || (crtc >= adev->mode_info.num_crtc))
299 *vbl = RREG32(mmCRTC_V_BLANK_START_END + crtc_offsets[crtc]);
300 *position = RREG32(mmCRTC_STATUS_POSITION + crtc_offsets[crtc]);
306 * dce_v11_0_hpd_sense - hpd sense callback.
308 * @adev: amdgpu_device pointer
309 * @hpd: hpd (hotplug detect) pin
311 * Checks if a digital monitor is connected (evergreen+).
312 * Returns true if connected, false if not connected.
314 static bool dce_v11_0_hpd_sense(struct amdgpu_device *adev,
315 enum amdgpu_hpd_id hpd)
318 bool connected = false;
343 if (RREG32(mmDC_HPD_INT_STATUS + hpd_offsets[idx]) &
344 DC_HPD_INT_STATUS__DC_HPD_SENSE_MASK)
351 * dce_v11_0_hpd_set_polarity - hpd set polarity callback.
353 * @adev: amdgpu_device pointer
354 * @hpd: hpd (hotplug detect) pin
356 * Set the polarity of the hpd pin (evergreen+).
358 static void dce_v11_0_hpd_set_polarity(struct amdgpu_device *adev,
359 enum amdgpu_hpd_id hpd)
362 bool connected = dce_v11_0_hpd_sense(adev, hpd);
388 tmp = RREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[idx]);
390 tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_POLARITY, 0);
392 tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_POLARITY, 1);
393 WREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[idx], tmp);
397 * dce_v11_0_hpd_init - hpd setup callback.
399 * @adev: amdgpu_device pointer
401 * Setup the hpd pins used by the card (evergreen+).
402 * Enable the pin, set the polarity, and enable the hpd interrupts.
404 static void dce_v11_0_hpd_init(struct amdgpu_device *adev)
406 struct drm_device *dev = adev->ddev;
407 struct drm_connector *connector;
411 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
412 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
414 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP ||
415 connector->connector_type == DRM_MODE_CONNECTOR_LVDS) {
416 /* don't try to enable hpd on eDP or LVDS avoid breaking the
417 * aux dp channel on imac and help (but not completely fix)
418 * https://bugzilla.redhat.com/show_bug.cgi?id=726143
419 * also avoid interrupt storms during dpms.
424 switch (amdgpu_connector->hpd.hpd) {
447 tmp = RREG32(mmDC_HPD_CONTROL + hpd_offsets[idx]);
448 tmp = REG_SET_FIELD(tmp, DC_HPD_CONTROL, DC_HPD_EN, 1);
449 WREG32(mmDC_HPD_CONTROL + hpd_offsets[idx], tmp);
451 tmp = RREG32(mmDC_HPD_TOGGLE_FILT_CNTL + hpd_offsets[idx]);
452 tmp = REG_SET_FIELD(tmp, DC_HPD_TOGGLE_FILT_CNTL,
453 DC_HPD_CONNECT_INT_DELAY,
454 AMDGPU_HPD_CONNECT_INT_DELAY_IN_MS);
455 tmp = REG_SET_FIELD(tmp, DC_HPD_TOGGLE_FILT_CNTL,
456 DC_HPD_DISCONNECT_INT_DELAY,
457 AMDGPU_HPD_DISCONNECT_INT_DELAY_IN_MS);
458 WREG32(mmDC_HPD_TOGGLE_FILT_CNTL + hpd_offsets[idx], tmp);
460 dce_v11_0_hpd_set_polarity(adev, amdgpu_connector->hpd.hpd);
461 amdgpu_irq_get(adev, &adev->hpd_irq, amdgpu_connector->hpd.hpd);
466 * dce_v11_0_hpd_fini - hpd tear down callback.
468 * @adev: amdgpu_device pointer
470 * Tear down the hpd pins used by the card (evergreen+).
471 * Disable the hpd interrupts.
473 static void dce_v11_0_hpd_fini(struct amdgpu_device *adev)
475 struct drm_device *dev = adev->ddev;
476 struct drm_connector *connector;
480 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
481 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
483 switch (amdgpu_connector->hpd.hpd) {
506 tmp = RREG32(mmDC_HPD_CONTROL + hpd_offsets[idx]);
507 tmp = REG_SET_FIELD(tmp, DC_HPD_CONTROL, DC_HPD_EN, 0);
508 WREG32(mmDC_HPD_CONTROL + hpd_offsets[idx], tmp);
510 amdgpu_irq_put(adev, &adev->hpd_irq, amdgpu_connector->hpd.hpd);
514 static u32 dce_v11_0_hpd_get_gpio_reg(struct amdgpu_device *adev)
516 return mmDC_GPIO_HPD_A;
519 static bool dce_v11_0_is_display_hung(struct amdgpu_device *adev)
525 for (i = 0; i < adev->mode_info.num_crtc; i++) {
526 tmp = RREG32(mmCRTC_CONTROL + crtc_offsets[i]);
527 if (REG_GET_FIELD(tmp, CRTC_CONTROL, CRTC_MASTER_EN)) {
528 crtc_status[i] = RREG32(mmCRTC_STATUS_HV_COUNT + crtc_offsets[i]);
529 crtc_hung |= (1 << i);
533 for (j = 0; j < 10; j++) {
534 for (i = 0; i < adev->mode_info.num_crtc; i++) {
535 if (crtc_hung & (1 << i)) {
536 tmp = RREG32(mmCRTC_STATUS_HV_COUNT + crtc_offsets[i]);
537 if (tmp != crtc_status[i])
538 crtc_hung &= ~(1 << i);
549 static void dce_v11_0_stop_mc_access(struct amdgpu_device *adev,
550 struct amdgpu_mode_mc_save *save)
552 u32 crtc_enabled, tmp;
555 save->vga_render_control = RREG32(mmVGA_RENDER_CONTROL);
556 save->vga_hdp_control = RREG32(mmVGA_HDP_CONTROL);
558 /* disable VGA render */
559 tmp = RREG32(mmVGA_RENDER_CONTROL);
560 tmp = REG_SET_FIELD(tmp, VGA_RENDER_CONTROL, VGA_VSTATUS_CNTL, 0);
561 WREG32(mmVGA_RENDER_CONTROL, tmp);
563 /* blank the display controllers */
564 for (i = 0; i < adev->mode_info.num_crtc; i++) {
565 crtc_enabled = REG_GET_FIELD(RREG32(mmCRTC_CONTROL + crtc_offsets[i]),
566 CRTC_CONTROL, CRTC_MASTER_EN);
569 save->crtc_enabled[i] = true;
570 tmp = RREG32(mmCRTC_BLANK_CONTROL + crtc_offsets[i]);
571 if (REG_GET_FIELD(tmp, CRTC_BLANK_CONTROL, CRTC_BLANK_DATA_EN) == 0) {
572 /*it is correct only for RGB ; black is 0*/
573 WREG32(mmCRTC_BLANK_DATA_COLOR + crtc_offsets[i], 0);
574 tmp = REG_SET_FIELD(tmp, CRTC_BLANK_CONTROL, CRTC_BLANK_DATA_EN, 1);
575 WREG32(mmCRTC_BLANK_CONTROL + crtc_offsets[i], tmp);
578 /* XXX this is a hack to avoid strange behavior with EFI on certain systems */
579 WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 1);
580 tmp = RREG32(mmCRTC_CONTROL + crtc_offsets[i]);
581 tmp = REG_SET_FIELD(tmp, CRTC_CONTROL, CRTC_MASTER_EN, 0);
582 WREG32(mmCRTC_CONTROL + crtc_offsets[i], tmp);
583 WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 0);
584 save->crtc_enabled[i] = false;
588 save->crtc_enabled[i] = false;
593 static void dce_v11_0_resume_mc_access(struct amdgpu_device *adev,
594 struct amdgpu_mode_mc_save *save)
599 /* update crtc base addresses */
600 for (i = 0; i < adev->mode_info.num_crtc; i++) {
601 WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS_HIGH + crtc_offsets[i],
602 upper_32_bits(adev->mc.vram_start));
603 WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS + crtc_offsets[i],
604 (u32)adev->mc.vram_start);
606 if (save->crtc_enabled[i]) {
607 tmp = RREG32(mmCRTC_BLANK_CONTROL + crtc_offsets[i]);
608 tmp = REG_SET_FIELD(tmp, CRTC_BLANK_CONTROL, CRTC_BLANK_DATA_EN, 0);
609 WREG32(mmCRTC_BLANK_CONTROL + crtc_offsets[i], tmp);
613 WREG32(mmVGA_MEMORY_BASE_ADDRESS_HIGH, upper_32_bits(adev->mc.vram_start));
614 WREG32(mmVGA_MEMORY_BASE_ADDRESS, lower_32_bits(adev->mc.vram_start));
616 /* Unlock vga access */
617 WREG32(mmVGA_HDP_CONTROL, save->vga_hdp_control);
619 WREG32(mmVGA_RENDER_CONTROL, save->vga_render_control);
622 static void dce_v11_0_set_vga_render_state(struct amdgpu_device *adev,
627 /* Lockout access through VGA aperture*/
628 tmp = RREG32(mmVGA_HDP_CONTROL);
630 tmp = REG_SET_FIELD(tmp, VGA_HDP_CONTROL, VGA_MEMORY_DISABLE, 0);
632 tmp = REG_SET_FIELD(tmp, VGA_HDP_CONTROL, VGA_MEMORY_DISABLE, 1);
633 WREG32(mmVGA_HDP_CONTROL, tmp);
635 /* disable VGA render */
636 tmp = RREG32(mmVGA_RENDER_CONTROL);
638 tmp = REG_SET_FIELD(tmp, VGA_RENDER_CONTROL, VGA_VSTATUS_CNTL, 1);
640 tmp = REG_SET_FIELD(tmp, VGA_RENDER_CONTROL, VGA_VSTATUS_CNTL, 0);
641 WREG32(mmVGA_RENDER_CONTROL, tmp);
644 static void dce_v11_0_program_fmt(struct drm_encoder *encoder)
646 struct drm_device *dev = encoder->dev;
647 struct amdgpu_device *adev = dev->dev_private;
648 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
649 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc);
650 struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
653 enum amdgpu_connector_dither dither = AMDGPU_FMT_DITHER_DISABLE;
656 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
657 bpc = amdgpu_connector_get_monitor_bpc(connector);
658 dither = amdgpu_connector->dither;
661 /* LVDS/eDP FMT is set up by atom */
662 if (amdgpu_encoder->devices & ATOM_DEVICE_LCD_SUPPORT)
665 /* not needed for analog */
666 if ((amdgpu_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1) ||
667 (amdgpu_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2))
675 if (dither == AMDGPU_FMT_DITHER_ENABLE) {
676 /* XXX sort out optimal dither settings */
677 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_FRAME_RANDOM_ENABLE, 1);
678 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_HIGHPASS_RANDOM_ENABLE, 1);
679 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_SPATIAL_DITHER_EN, 1);
680 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_SPATIAL_DITHER_DEPTH, 0);
682 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_TRUNCATE_EN, 1);
683 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_TRUNCATE_DEPTH, 0);
687 if (dither == AMDGPU_FMT_DITHER_ENABLE) {
688 /* XXX sort out optimal dither settings */
689 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_FRAME_RANDOM_ENABLE, 1);
690 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_HIGHPASS_RANDOM_ENABLE, 1);
691 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_RGB_RANDOM_ENABLE, 1);
692 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_SPATIAL_DITHER_EN, 1);
693 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_SPATIAL_DITHER_DEPTH, 1);
695 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_TRUNCATE_EN, 1);
696 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_TRUNCATE_DEPTH, 1);
700 if (dither == AMDGPU_FMT_DITHER_ENABLE) {
701 /* XXX sort out optimal dither settings */
702 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_FRAME_RANDOM_ENABLE, 1);
703 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_HIGHPASS_RANDOM_ENABLE, 1);
704 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_RGB_RANDOM_ENABLE, 1);
705 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_SPATIAL_DITHER_EN, 1);
706 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_SPATIAL_DITHER_DEPTH, 2);
708 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_TRUNCATE_EN, 1);
709 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_TRUNCATE_DEPTH, 2);
717 WREG32(mmFMT_BIT_DEPTH_CONTROL + amdgpu_crtc->crtc_offset, tmp);
721 /* display watermark setup */
723 * dce_v11_0_line_buffer_adjust - Set up the line buffer
725 * @adev: amdgpu_device pointer
726 * @amdgpu_crtc: the selected display controller
727 * @mode: the current display mode on the selected display
730 * Setup up the line buffer allocation for
731 * the selected display controller (CIK).
732 * Returns the line buffer size in pixels.
734 static u32 dce_v11_0_line_buffer_adjust(struct amdgpu_device *adev,
735 struct amdgpu_crtc *amdgpu_crtc,
736 struct drm_display_mode *mode)
738 u32 tmp, buffer_alloc, i, mem_cfg;
739 u32 pipe_offset = amdgpu_crtc->crtc_id;
742 * There are 6 line buffers, one for each display controllers.
743 * There are 3 partitions per LB. Select the number of partitions
744 * to enable based on the display width. For display widths larger
745 * than 4096, you need use to use 2 display controllers and combine
746 * them using the stereo blender.
748 if (amdgpu_crtc->base.enabled && mode) {
749 if (mode->crtc_hdisplay < 1920) {
752 } else if (mode->crtc_hdisplay < 2560) {
755 } else if (mode->crtc_hdisplay < 4096) {
757 buffer_alloc = (adev->flags & AMD_IS_APU) ? 2 : 4;
759 DRM_DEBUG_KMS("Mode too big for LB!\n");
761 buffer_alloc = (adev->flags & AMD_IS_APU) ? 2 : 4;
768 tmp = RREG32(mmLB_MEMORY_CTRL + amdgpu_crtc->crtc_offset);
769 tmp = REG_SET_FIELD(tmp, LB_MEMORY_CTRL, LB_MEMORY_CONFIG, mem_cfg);
770 WREG32(mmLB_MEMORY_CTRL + amdgpu_crtc->crtc_offset, tmp);
772 tmp = RREG32(mmPIPE0_DMIF_BUFFER_CONTROL + pipe_offset);
773 tmp = REG_SET_FIELD(tmp, PIPE0_DMIF_BUFFER_CONTROL, DMIF_BUFFERS_ALLOCATED, buffer_alloc);
774 WREG32(mmPIPE0_DMIF_BUFFER_CONTROL + pipe_offset, tmp);
776 for (i = 0; i < adev->usec_timeout; i++) {
777 tmp = RREG32(mmPIPE0_DMIF_BUFFER_CONTROL + pipe_offset);
778 if (REG_GET_FIELD(tmp, PIPE0_DMIF_BUFFER_CONTROL, DMIF_BUFFERS_ALLOCATION_COMPLETED))
783 if (amdgpu_crtc->base.enabled && mode) {
795 /* controller not enabled, so no lb used */
800 * cik_get_number_of_dram_channels - get the number of dram channels
802 * @adev: amdgpu_device pointer
804 * Look up the number of video ram channels (CIK).
805 * Used for display watermark bandwidth calculations
806 * Returns the number of dram channels
808 static u32 cik_get_number_of_dram_channels(struct amdgpu_device *adev)
810 u32 tmp = RREG32(mmMC_SHARED_CHMAP);
812 switch (REG_GET_FIELD(tmp, MC_SHARED_CHMAP, NOOFCHAN)) {
835 struct dce10_wm_params {
836 u32 dram_channels; /* number of dram channels */
837 u32 yclk; /* bandwidth per dram data pin in kHz */
838 u32 sclk; /* engine clock in kHz */
839 u32 disp_clk; /* display clock in kHz */
840 u32 src_width; /* viewport width */
841 u32 active_time; /* active display time in ns */
842 u32 blank_time; /* blank time in ns */
843 bool interlaced; /* mode is interlaced */
844 fixed20_12 vsc; /* vertical scale ratio */
845 u32 num_heads; /* number of active crtcs */
846 u32 bytes_per_pixel; /* bytes per pixel display + overlay */
847 u32 lb_size; /* line buffer allocated to pipe */
848 u32 vtaps; /* vertical scaler taps */
852 * dce_v11_0_dram_bandwidth - get the dram bandwidth
854 * @wm: watermark calculation data
856 * Calculate the raw dram bandwidth (CIK).
857 * Used for display watermark bandwidth calculations
858 * Returns the dram bandwidth in MBytes/s
860 static u32 dce_v11_0_dram_bandwidth(struct dce10_wm_params *wm)
862 /* Calculate raw DRAM Bandwidth */
863 fixed20_12 dram_efficiency; /* 0.7 */
864 fixed20_12 yclk, dram_channels, bandwidth;
867 a.full = dfixed_const(1000);
868 yclk.full = dfixed_const(wm->yclk);
869 yclk.full = dfixed_div(yclk, a);
870 dram_channels.full = dfixed_const(wm->dram_channels * 4);
871 a.full = dfixed_const(10);
872 dram_efficiency.full = dfixed_const(7);
873 dram_efficiency.full = dfixed_div(dram_efficiency, a);
874 bandwidth.full = dfixed_mul(dram_channels, yclk);
875 bandwidth.full = dfixed_mul(bandwidth, dram_efficiency);
877 return dfixed_trunc(bandwidth);
881 * dce_v11_0_dram_bandwidth_for_display - get the dram bandwidth for display
883 * @wm: watermark calculation data
885 * Calculate the dram bandwidth used for display (CIK).
886 * Used for display watermark bandwidth calculations
887 * Returns the dram bandwidth for display in MBytes/s
889 static u32 dce_v11_0_dram_bandwidth_for_display(struct dce10_wm_params *wm)
891 /* Calculate DRAM Bandwidth and the part allocated to display. */
892 fixed20_12 disp_dram_allocation; /* 0.3 to 0.7 */
893 fixed20_12 yclk, dram_channels, bandwidth;
896 a.full = dfixed_const(1000);
897 yclk.full = dfixed_const(wm->yclk);
898 yclk.full = dfixed_div(yclk, a);
899 dram_channels.full = dfixed_const(wm->dram_channels * 4);
900 a.full = dfixed_const(10);
901 disp_dram_allocation.full = dfixed_const(3); /* XXX worse case value 0.3 */
902 disp_dram_allocation.full = dfixed_div(disp_dram_allocation, a);
903 bandwidth.full = dfixed_mul(dram_channels, yclk);
904 bandwidth.full = dfixed_mul(bandwidth, disp_dram_allocation);
906 return dfixed_trunc(bandwidth);
910 * dce_v11_0_data_return_bandwidth - get the data return bandwidth
912 * @wm: watermark calculation data
914 * Calculate the data return bandwidth used for display (CIK).
915 * Used for display watermark bandwidth calculations
916 * Returns the data return bandwidth in MBytes/s
918 static u32 dce_v11_0_data_return_bandwidth(struct dce10_wm_params *wm)
920 /* Calculate the display Data return Bandwidth */
921 fixed20_12 return_efficiency; /* 0.8 */
922 fixed20_12 sclk, bandwidth;
925 a.full = dfixed_const(1000);
926 sclk.full = dfixed_const(wm->sclk);
927 sclk.full = dfixed_div(sclk, a);
928 a.full = dfixed_const(10);
929 return_efficiency.full = dfixed_const(8);
930 return_efficiency.full = dfixed_div(return_efficiency, a);
931 a.full = dfixed_const(32);
932 bandwidth.full = dfixed_mul(a, sclk);
933 bandwidth.full = dfixed_mul(bandwidth, return_efficiency);
935 return dfixed_trunc(bandwidth);
939 * dce_v11_0_dmif_request_bandwidth - get the dmif bandwidth
941 * @wm: watermark calculation data
943 * Calculate the dmif bandwidth used for display (CIK).
944 * Used for display watermark bandwidth calculations
945 * Returns the dmif bandwidth in MBytes/s
947 static u32 dce_v11_0_dmif_request_bandwidth(struct dce10_wm_params *wm)
949 /* Calculate the DMIF Request Bandwidth */
950 fixed20_12 disp_clk_request_efficiency; /* 0.8 */
951 fixed20_12 disp_clk, bandwidth;
954 a.full = dfixed_const(1000);
955 disp_clk.full = dfixed_const(wm->disp_clk);
956 disp_clk.full = dfixed_div(disp_clk, a);
957 a.full = dfixed_const(32);
958 b.full = dfixed_mul(a, disp_clk);
960 a.full = dfixed_const(10);
961 disp_clk_request_efficiency.full = dfixed_const(8);
962 disp_clk_request_efficiency.full = dfixed_div(disp_clk_request_efficiency, a);
964 bandwidth.full = dfixed_mul(b, disp_clk_request_efficiency);
966 return dfixed_trunc(bandwidth);
970 * dce_v11_0_available_bandwidth - get the min available bandwidth
972 * @wm: watermark calculation data
974 * Calculate the min available bandwidth used for display (CIK).
975 * Used for display watermark bandwidth calculations
976 * Returns the min available bandwidth in MBytes/s
978 static u32 dce_v11_0_available_bandwidth(struct dce10_wm_params *wm)
980 /* Calculate the Available bandwidth. Display can use this temporarily but not in average. */
981 u32 dram_bandwidth = dce_v11_0_dram_bandwidth(wm);
982 u32 data_return_bandwidth = dce_v11_0_data_return_bandwidth(wm);
983 u32 dmif_req_bandwidth = dce_v11_0_dmif_request_bandwidth(wm);
985 return min(dram_bandwidth, min(data_return_bandwidth, dmif_req_bandwidth));
989 * dce_v11_0_average_bandwidth - get the average available bandwidth
991 * @wm: watermark calculation data
993 * Calculate the average available bandwidth used for display (CIK).
994 * Used for display watermark bandwidth calculations
995 * Returns the average available bandwidth in MBytes/s
997 static u32 dce_v11_0_average_bandwidth(struct dce10_wm_params *wm)
999 /* Calculate the display mode Average Bandwidth
1000 * DisplayMode should contain the source and destination dimensions,
1004 fixed20_12 line_time;
1005 fixed20_12 src_width;
1006 fixed20_12 bandwidth;
1009 a.full = dfixed_const(1000);
1010 line_time.full = dfixed_const(wm->active_time + wm->blank_time);
1011 line_time.full = dfixed_div(line_time, a);
1012 bpp.full = dfixed_const(wm->bytes_per_pixel);
1013 src_width.full = dfixed_const(wm->src_width);
1014 bandwidth.full = dfixed_mul(src_width, bpp);
1015 bandwidth.full = dfixed_mul(bandwidth, wm->vsc);
1016 bandwidth.full = dfixed_div(bandwidth, line_time);
1018 return dfixed_trunc(bandwidth);
1022 * dce_v11_0_latency_watermark - get the latency watermark
1024 * @wm: watermark calculation data
1026 * Calculate the latency watermark (CIK).
1027 * Used for display watermark bandwidth calculations
1028 * Returns the latency watermark in ns
1030 static u32 dce_v11_0_latency_watermark(struct dce10_wm_params *wm)
1032 /* First calculate the latency in ns */
1033 u32 mc_latency = 2000; /* 2000 ns. */
1034 u32 available_bandwidth = dce_v11_0_available_bandwidth(wm);
1035 u32 worst_chunk_return_time = (512 * 8 * 1000) / available_bandwidth;
1036 u32 cursor_line_pair_return_time = (128 * 4 * 1000) / available_bandwidth;
1037 u32 dc_latency = 40000000 / wm->disp_clk; /* dc pipe latency */
1038 u32 other_heads_data_return_time = ((wm->num_heads + 1) * worst_chunk_return_time) +
1039 (wm->num_heads * cursor_line_pair_return_time);
1040 u32 latency = mc_latency + other_heads_data_return_time + dc_latency;
1041 u32 max_src_lines_per_dst_line, lb_fill_bw, line_fill_time;
1042 u32 tmp, dmif_size = 12288;
1045 if (wm->num_heads == 0)
1048 a.full = dfixed_const(2);
1049 b.full = dfixed_const(1);
1050 if ((wm->vsc.full > a.full) ||
1051 ((wm->vsc.full > b.full) && (wm->vtaps >= 3)) ||
1053 ((wm->vsc.full >= a.full) && wm->interlaced))
1054 max_src_lines_per_dst_line = 4;
1056 max_src_lines_per_dst_line = 2;
1058 a.full = dfixed_const(available_bandwidth);
1059 b.full = dfixed_const(wm->num_heads);
1060 a.full = dfixed_div(a, b);
1062 b.full = dfixed_const(mc_latency + 512);
1063 c.full = dfixed_const(wm->disp_clk);
1064 b.full = dfixed_div(b, c);
1066 c.full = dfixed_const(dmif_size);
1067 b.full = dfixed_div(c, b);
1069 tmp = min(dfixed_trunc(a), dfixed_trunc(b));
1071 b.full = dfixed_const(1000);
1072 c.full = dfixed_const(wm->disp_clk);
1073 b.full = dfixed_div(c, b);
1074 c.full = dfixed_const(wm->bytes_per_pixel);
1075 b.full = dfixed_mul(b, c);
1077 lb_fill_bw = min(tmp, dfixed_trunc(b));
1079 a.full = dfixed_const(max_src_lines_per_dst_line * wm->src_width * wm->bytes_per_pixel);
1080 b.full = dfixed_const(1000);
1081 c.full = dfixed_const(lb_fill_bw);
1082 b.full = dfixed_div(c, b);
1083 a.full = dfixed_div(a, b);
1084 line_fill_time = dfixed_trunc(a);
1086 if (line_fill_time < wm->active_time)
1089 return latency + (line_fill_time - wm->active_time);
1094 * dce_v11_0_average_bandwidth_vs_dram_bandwidth_for_display - check
1095 * average and available dram bandwidth
1097 * @wm: watermark calculation data
1099 * Check if the display average bandwidth fits in the display
1100 * dram bandwidth (CIK).
1101 * Used for display watermark bandwidth calculations
1102 * Returns true if the display fits, false if not.
1104 static bool dce_v11_0_average_bandwidth_vs_dram_bandwidth_for_display(struct dce10_wm_params *wm)
1106 if (dce_v11_0_average_bandwidth(wm) <=
1107 (dce_v11_0_dram_bandwidth_for_display(wm) / wm->num_heads))
1114 * dce_v11_0_average_bandwidth_vs_available_bandwidth - check
1115 * average and available bandwidth
1117 * @wm: watermark calculation data
1119 * Check if the display average bandwidth fits in the display
1120 * available bandwidth (CIK).
1121 * Used for display watermark bandwidth calculations
1122 * Returns true if the display fits, false if not.
1124 static bool dce_v11_0_average_bandwidth_vs_available_bandwidth(struct dce10_wm_params *wm)
1126 if (dce_v11_0_average_bandwidth(wm) <=
1127 (dce_v11_0_available_bandwidth(wm) / wm->num_heads))
1134 * dce_v11_0_check_latency_hiding - check latency hiding
1136 * @wm: watermark calculation data
1138 * Check latency hiding (CIK).
1139 * Used for display watermark bandwidth calculations
1140 * Returns true if the display fits, false if not.
1142 static bool dce_v11_0_check_latency_hiding(struct dce10_wm_params *wm)
1144 u32 lb_partitions = wm->lb_size / wm->src_width;
1145 u32 line_time = wm->active_time + wm->blank_time;
1146 u32 latency_tolerant_lines;
1150 a.full = dfixed_const(1);
1151 if (wm->vsc.full > a.full)
1152 latency_tolerant_lines = 1;
1154 if (lb_partitions <= (wm->vtaps + 1))
1155 latency_tolerant_lines = 1;
1157 latency_tolerant_lines = 2;
1160 latency_hiding = (latency_tolerant_lines * line_time + wm->blank_time);
1162 if (dce_v11_0_latency_watermark(wm) <= latency_hiding)
1169 * dce_v11_0_program_watermarks - program display watermarks
1171 * @adev: amdgpu_device pointer
1172 * @amdgpu_crtc: the selected display controller
1173 * @lb_size: line buffer size
1174 * @num_heads: number of display controllers in use
1176 * Calculate and program the display watermarks for the
1177 * selected display controller (CIK).
1179 static void dce_v11_0_program_watermarks(struct amdgpu_device *adev,
1180 struct amdgpu_crtc *amdgpu_crtc,
1181 u32 lb_size, u32 num_heads)
1183 struct drm_display_mode *mode = &amdgpu_crtc->base.mode;
1184 struct dce10_wm_params wm_low, wm_high;
1187 u32 latency_watermark_a = 0, latency_watermark_b = 0;
1188 u32 tmp, wm_mask, lb_vblank_lead_lines = 0;
1190 if (amdgpu_crtc->base.enabled && num_heads && mode) {
1191 pixel_period = 1000000 / (u32)mode->clock;
1192 line_time = min((u32)mode->crtc_htotal * pixel_period, (u32)65535);
1194 /* watermark for high clocks */
1195 if (adev->pm.dpm_enabled) {
1197 amdgpu_dpm_get_mclk(adev, false) * 10;
1199 amdgpu_dpm_get_sclk(adev, false) * 10;
1201 wm_high.yclk = adev->pm.current_mclk * 10;
1202 wm_high.sclk = adev->pm.current_sclk * 10;
1205 wm_high.disp_clk = mode->clock;
1206 wm_high.src_width = mode->crtc_hdisplay;
1207 wm_high.active_time = mode->crtc_hdisplay * pixel_period;
1208 wm_high.blank_time = line_time - wm_high.active_time;
1209 wm_high.interlaced = false;
1210 if (mode->flags & DRM_MODE_FLAG_INTERLACE)
1211 wm_high.interlaced = true;
1212 wm_high.vsc = amdgpu_crtc->vsc;
1214 if (amdgpu_crtc->rmx_type != RMX_OFF)
1216 wm_high.bytes_per_pixel = 4; /* XXX: get this from fb config */
1217 wm_high.lb_size = lb_size;
1218 wm_high.dram_channels = cik_get_number_of_dram_channels(adev);
1219 wm_high.num_heads = num_heads;
1221 /* set for high clocks */
1222 latency_watermark_a = min(dce_v11_0_latency_watermark(&wm_high), (u32)65535);
1224 /* possibly force display priority to high */
1225 /* should really do this at mode validation time... */
1226 if (!dce_v11_0_average_bandwidth_vs_dram_bandwidth_for_display(&wm_high) ||
1227 !dce_v11_0_average_bandwidth_vs_available_bandwidth(&wm_high) ||
1228 !dce_v11_0_check_latency_hiding(&wm_high) ||
1229 (adev->mode_info.disp_priority == 2)) {
1230 DRM_DEBUG_KMS("force priority to high\n");
1233 /* watermark for low clocks */
1234 if (adev->pm.dpm_enabled) {
1236 amdgpu_dpm_get_mclk(adev, true) * 10;
1238 amdgpu_dpm_get_sclk(adev, true) * 10;
1240 wm_low.yclk = adev->pm.current_mclk * 10;
1241 wm_low.sclk = adev->pm.current_sclk * 10;
1244 wm_low.disp_clk = mode->clock;
1245 wm_low.src_width = mode->crtc_hdisplay;
1246 wm_low.active_time = mode->crtc_hdisplay * pixel_period;
1247 wm_low.blank_time = line_time - wm_low.active_time;
1248 wm_low.interlaced = false;
1249 if (mode->flags & DRM_MODE_FLAG_INTERLACE)
1250 wm_low.interlaced = true;
1251 wm_low.vsc = amdgpu_crtc->vsc;
1253 if (amdgpu_crtc->rmx_type != RMX_OFF)
1255 wm_low.bytes_per_pixel = 4; /* XXX: get this from fb config */
1256 wm_low.lb_size = lb_size;
1257 wm_low.dram_channels = cik_get_number_of_dram_channels(adev);
1258 wm_low.num_heads = num_heads;
1260 /* set for low clocks */
1261 latency_watermark_b = min(dce_v11_0_latency_watermark(&wm_low), (u32)65535);
1263 /* possibly force display priority to high */
1264 /* should really do this at mode validation time... */
1265 if (!dce_v11_0_average_bandwidth_vs_dram_bandwidth_for_display(&wm_low) ||
1266 !dce_v11_0_average_bandwidth_vs_available_bandwidth(&wm_low) ||
1267 !dce_v11_0_check_latency_hiding(&wm_low) ||
1268 (adev->mode_info.disp_priority == 2)) {
1269 DRM_DEBUG_KMS("force priority to high\n");
1271 lb_vblank_lead_lines = DIV_ROUND_UP(lb_size, mode->crtc_hdisplay);
1275 wm_mask = RREG32(mmDPG_WATERMARK_MASK_CONTROL + amdgpu_crtc->crtc_offset);
1276 tmp = REG_SET_FIELD(wm_mask, DPG_WATERMARK_MASK_CONTROL, URGENCY_WATERMARK_MASK, 1);
1277 WREG32(mmDPG_WATERMARK_MASK_CONTROL + amdgpu_crtc->crtc_offset, tmp);
1278 tmp = RREG32(mmDPG_PIPE_URGENCY_CONTROL + amdgpu_crtc->crtc_offset);
1279 tmp = REG_SET_FIELD(tmp, DPG_PIPE_URGENCY_CONTROL, URGENCY_LOW_WATERMARK, latency_watermark_a);
1280 tmp = REG_SET_FIELD(tmp, DPG_PIPE_URGENCY_CONTROL, URGENCY_HIGH_WATERMARK, line_time);
1281 WREG32(mmDPG_PIPE_URGENCY_CONTROL + amdgpu_crtc->crtc_offset, tmp);
1283 tmp = REG_SET_FIELD(wm_mask, DPG_WATERMARK_MASK_CONTROL, URGENCY_WATERMARK_MASK, 2);
1284 WREG32(mmDPG_WATERMARK_MASK_CONTROL + amdgpu_crtc->crtc_offset, tmp);
1285 tmp = RREG32(mmDPG_PIPE_URGENCY_CONTROL + amdgpu_crtc->crtc_offset);
1286 tmp = REG_SET_FIELD(tmp, DPG_PIPE_URGENCY_CONTROL, URGENCY_LOW_WATERMARK, latency_watermark_b);
1287 tmp = REG_SET_FIELD(tmp, DPG_PIPE_URGENCY_CONTROL, URGENCY_HIGH_WATERMARK, line_time);
1288 WREG32(mmDPG_PIPE_URGENCY_CONTROL + amdgpu_crtc->crtc_offset, tmp);
1289 /* restore original selection */
1290 WREG32(mmDPG_WATERMARK_MASK_CONTROL + amdgpu_crtc->crtc_offset, wm_mask);
1292 /* save values for DPM */
1293 amdgpu_crtc->line_time = line_time;
1294 amdgpu_crtc->wm_high = latency_watermark_a;
1295 amdgpu_crtc->wm_low = latency_watermark_b;
1296 /* Save number of lines the linebuffer leads before the scanout */
1297 amdgpu_crtc->lb_vblank_lead_lines = lb_vblank_lead_lines;
1301 * dce_v11_0_bandwidth_update - program display watermarks
1303 * @adev: amdgpu_device pointer
1305 * Calculate and program the display watermarks and line
1306 * buffer allocation (CIK).
1308 static void dce_v11_0_bandwidth_update(struct amdgpu_device *adev)
1310 struct drm_display_mode *mode = NULL;
1311 u32 num_heads = 0, lb_size;
1314 amdgpu_update_display_priority(adev);
1316 for (i = 0; i < adev->mode_info.num_crtc; i++) {
1317 if (adev->mode_info.crtcs[i]->base.enabled)
1320 for (i = 0; i < adev->mode_info.num_crtc; i++) {
1321 mode = &adev->mode_info.crtcs[i]->base.mode;
1322 lb_size = dce_v11_0_line_buffer_adjust(adev, adev->mode_info.crtcs[i], mode);
1323 dce_v11_0_program_watermarks(adev, adev->mode_info.crtcs[i],
1324 lb_size, num_heads);
1328 static void dce_v11_0_audio_get_connected_pins(struct amdgpu_device *adev)
1333 for (i = 0; i < adev->mode_info.audio.num_pins; i++) {
1334 offset = adev->mode_info.audio.pin[i].offset;
1335 tmp = RREG32_AUDIO_ENDPT(offset,
1336 ixAZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_CONFIGURATION_DEFAULT);
1338 AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_CONFIGURATION_DEFAULT__PORT_CONNECTIVITY_MASK) >>
1339 AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_CONFIGURATION_DEFAULT__PORT_CONNECTIVITY__SHIFT) == 1)
1340 adev->mode_info.audio.pin[i].connected = false;
1342 adev->mode_info.audio.pin[i].connected = true;
1346 static struct amdgpu_audio_pin *dce_v11_0_audio_get_pin(struct amdgpu_device *adev)
1350 dce_v11_0_audio_get_connected_pins(adev);
1352 for (i = 0; i < adev->mode_info.audio.num_pins; i++) {
1353 if (adev->mode_info.audio.pin[i].connected)
1354 return &adev->mode_info.audio.pin[i];
1356 DRM_ERROR("No connected audio pins found!\n");
1360 static void dce_v11_0_afmt_audio_select_pin(struct drm_encoder *encoder)
1362 struct amdgpu_device *adev = encoder->dev->dev_private;
1363 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1364 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1367 if (!dig || !dig->afmt || !dig->afmt->pin)
1370 tmp = RREG32(mmAFMT_AUDIO_SRC_CONTROL + dig->afmt->offset);
1371 tmp = REG_SET_FIELD(tmp, AFMT_AUDIO_SRC_CONTROL, AFMT_AUDIO_SRC_SELECT, dig->afmt->pin->id);
1372 WREG32(mmAFMT_AUDIO_SRC_CONTROL + dig->afmt->offset, tmp);
1375 static void dce_v11_0_audio_write_latency_fields(struct drm_encoder *encoder,
1376 struct drm_display_mode *mode)
1378 struct amdgpu_device *adev = encoder->dev->dev_private;
1379 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1380 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1381 struct drm_connector *connector;
1382 struct amdgpu_connector *amdgpu_connector = NULL;
1386 if (!dig || !dig->afmt || !dig->afmt->pin)
1389 list_for_each_entry(connector, &encoder->dev->mode_config.connector_list, head) {
1390 if (connector->encoder == encoder) {
1391 amdgpu_connector = to_amdgpu_connector(connector);
1396 if (!amdgpu_connector) {
1397 DRM_ERROR("Couldn't find encoder's connector\n");
1401 if (mode->flags & DRM_MODE_FLAG_INTERLACE)
1403 if (connector->latency_present[interlace]) {
1404 tmp = REG_SET_FIELD(0, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC,
1405 VIDEO_LIPSYNC, connector->video_latency[interlace]);
1406 tmp = REG_SET_FIELD(0, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC,
1407 AUDIO_LIPSYNC, connector->audio_latency[interlace]);
1409 tmp = REG_SET_FIELD(0, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC,
1411 tmp = REG_SET_FIELD(0, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC,
1414 WREG32_AUDIO_ENDPT(dig->afmt->pin->offset,
1415 ixAZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC, tmp);
1418 static void dce_v11_0_audio_write_speaker_allocation(struct drm_encoder *encoder)
1420 struct amdgpu_device *adev = encoder->dev->dev_private;
1421 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1422 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1423 struct drm_connector *connector;
1424 struct amdgpu_connector *amdgpu_connector = NULL;
1429 if (!dig || !dig->afmt || !dig->afmt->pin)
1432 list_for_each_entry(connector, &encoder->dev->mode_config.connector_list, head) {
1433 if (connector->encoder == encoder) {
1434 amdgpu_connector = to_amdgpu_connector(connector);
1439 if (!amdgpu_connector) {
1440 DRM_ERROR("Couldn't find encoder's connector\n");
1444 sad_count = drm_edid_to_speaker_allocation(amdgpu_connector_edid(connector), &sadb);
1445 if (sad_count < 0) {
1446 DRM_ERROR("Couldn't read Speaker Allocation Data Block: %d\n", sad_count);
1450 /* program the speaker allocation */
1451 tmp = RREG32_AUDIO_ENDPT(dig->afmt->pin->offset,
1452 ixAZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER);
1453 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER,
1456 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER,
1457 HDMI_CONNECTION, 1);
1459 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER,
1460 SPEAKER_ALLOCATION, sadb[0]);
1462 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER,
1463 SPEAKER_ALLOCATION, 5); /* stereo */
1464 WREG32_AUDIO_ENDPT(dig->afmt->pin->offset,
1465 ixAZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER, tmp);
1470 static void dce_v11_0_audio_write_sad_regs(struct drm_encoder *encoder)
1472 struct amdgpu_device *adev = encoder->dev->dev_private;
1473 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1474 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1475 struct drm_connector *connector;
1476 struct amdgpu_connector *amdgpu_connector = NULL;
1477 struct cea_sad *sads;
1480 static const u16 eld_reg_to_type[][2] = {
1481 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0, HDMI_AUDIO_CODING_TYPE_PCM },
1482 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR1, HDMI_AUDIO_CODING_TYPE_AC3 },
1483 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR2, HDMI_AUDIO_CODING_TYPE_MPEG1 },
1484 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR3, HDMI_AUDIO_CODING_TYPE_MP3 },
1485 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR4, HDMI_AUDIO_CODING_TYPE_MPEG2 },
1486 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR5, HDMI_AUDIO_CODING_TYPE_AAC_LC },
1487 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR6, HDMI_AUDIO_CODING_TYPE_DTS },
1488 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR7, HDMI_AUDIO_CODING_TYPE_ATRAC },
1489 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR9, HDMI_AUDIO_CODING_TYPE_EAC3 },
1490 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR10, HDMI_AUDIO_CODING_TYPE_DTS_HD },
1491 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR11, HDMI_AUDIO_CODING_TYPE_MLP },
1492 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR13, HDMI_AUDIO_CODING_TYPE_WMA_PRO },
1495 if (!dig || !dig->afmt || !dig->afmt->pin)
1498 list_for_each_entry(connector, &encoder->dev->mode_config.connector_list, head) {
1499 if (connector->encoder == encoder) {
1500 amdgpu_connector = to_amdgpu_connector(connector);
1505 if (!amdgpu_connector) {
1506 DRM_ERROR("Couldn't find encoder's connector\n");
1510 sad_count = drm_edid_to_sad(amdgpu_connector_edid(connector), &sads);
1511 if (sad_count <= 0) {
1512 DRM_ERROR("Couldn't read SADs: %d\n", sad_count);
1517 for (i = 0; i < ARRAY_SIZE(eld_reg_to_type); i++) {
1519 u8 stereo_freqs = 0;
1520 int max_channels = -1;
1523 for (j = 0; j < sad_count; j++) {
1524 struct cea_sad *sad = &sads[j];
1526 if (sad->format == eld_reg_to_type[i][1]) {
1527 if (sad->channels > max_channels) {
1528 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0,
1529 MAX_CHANNELS, sad->channels);
1530 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0,
1531 DESCRIPTOR_BYTE_2, sad->byte2);
1532 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0,
1533 SUPPORTED_FREQUENCIES, sad->freq);
1534 max_channels = sad->channels;
1537 if (sad->format == HDMI_AUDIO_CODING_TYPE_PCM)
1538 stereo_freqs |= sad->freq;
1544 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0,
1545 SUPPORTED_FREQUENCIES_STEREO, stereo_freqs);
1546 WREG32_AUDIO_ENDPT(dig->afmt->pin->offset, eld_reg_to_type[i][0], tmp);
1552 static void dce_v11_0_audio_enable(struct amdgpu_device *adev,
1553 struct amdgpu_audio_pin *pin,
1559 WREG32_AUDIO_ENDPT(pin->offset, ixAZALIA_F0_CODEC_PIN_CONTROL_HOT_PLUG_CONTROL,
1560 enable ? AZALIA_F0_CODEC_PIN_CONTROL_HOT_PLUG_CONTROL__AUDIO_ENABLED_MASK : 0);
1563 static const u32 pin_offsets[] =
1565 AUD0_REGISTER_OFFSET,
1566 AUD1_REGISTER_OFFSET,
1567 AUD2_REGISTER_OFFSET,
1568 AUD3_REGISTER_OFFSET,
1569 AUD4_REGISTER_OFFSET,
1570 AUD5_REGISTER_OFFSET,
1571 AUD6_REGISTER_OFFSET,
1574 static int dce_v11_0_audio_init(struct amdgpu_device *adev)
1581 adev->mode_info.audio.enabled = true;
1583 switch (adev->asic_type) {
1586 adev->mode_info.audio.num_pins = 7;
1588 case CHIP_ELLESMERE:
1589 adev->mode_info.audio.num_pins = 8;
1592 adev->mode_info.audio.num_pins = 6;
1598 for (i = 0; i < adev->mode_info.audio.num_pins; i++) {
1599 adev->mode_info.audio.pin[i].channels = -1;
1600 adev->mode_info.audio.pin[i].rate = -1;
1601 adev->mode_info.audio.pin[i].bits_per_sample = -1;
1602 adev->mode_info.audio.pin[i].status_bits = 0;
1603 adev->mode_info.audio.pin[i].category_code = 0;
1604 adev->mode_info.audio.pin[i].connected = false;
1605 adev->mode_info.audio.pin[i].offset = pin_offsets[i];
1606 adev->mode_info.audio.pin[i].id = i;
1607 /* disable audio. it will be set up later */
1608 /* XXX remove once we switch to ip funcs */
1609 dce_v11_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false);
1615 static void dce_v11_0_audio_fini(struct amdgpu_device *adev)
1622 if (!adev->mode_info.audio.enabled)
1625 for (i = 0; i < adev->mode_info.audio.num_pins; i++)
1626 dce_v11_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false);
1628 adev->mode_info.audio.enabled = false;
1632 * update the N and CTS parameters for a given pixel clock rate
1634 static void dce_v11_0_afmt_update_ACR(struct drm_encoder *encoder, uint32_t clock)
1636 struct drm_device *dev = encoder->dev;
1637 struct amdgpu_device *adev = dev->dev_private;
1638 struct amdgpu_afmt_acr acr = amdgpu_afmt_acr(clock);
1639 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1640 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1643 tmp = RREG32(mmHDMI_ACR_32_0 + dig->afmt->offset);
1644 tmp = REG_SET_FIELD(tmp, HDMI_ACR_32_0, HDMI_ACR_CTS_32, acr.cts_32khz);
1645 WREG32(mmHDMI_ACR_32_0 + dig->afmt->offset, tmp);
1646 tmp = RREG32(mmHDMI_ACR_32_1 + dig->afmt->offset);
1647 tmp = REG_SET_FIELD(tmp, HDMI_ACR_32_1, HDMI_ACR_N_32, acr.n_32khz);
1648 WREG32(mmHDMI_ACR_32_1 + dig->afmt->offset, tmp);
1650 tmp = RREG32(mmHDMI_ACR_44_0 + dig->afmt->offset);
1651 tmp = REG_SET_FIELD(tmp, HDMI_ACR_44_0, HDMI_ACR_CTS_44, acr.cts_44_1khz);
1652 WREG32(mmHDMI_ACR_44_0 + dig->afmt->offset, tmp);
1653 tmp = RREG32(mmHDMI_ACR_44_1 + dig->afmt->offset);
1654 tmp = REG_SET_FIELD(tmp, HDMI_ACR_44_1, HDMI_ACR_N_44, acr.n_44_1khz);
1655 WREG32(mmHDMI_ACR_44_1 + dig->afmt->offset, tmp);
1657 tmp = RREG32(mmHDMI_ACR_48_0 + dig->afmt->offset);
1658 tmp = REG_SET_FIELD(tmp, HDMI_ACR_48_0, HDMI_ACR_CTS_48, acr.cts_48khz);
1659 WREG32(mmHDMI_ACR_48_0 + dig->afmt->offset, tmp);
1660 tmp = RREG32(mmHDMI_ACR_48_1 + dig->afmt->offset);
1661 tmp = REG_SET_FIELD(tmp, HDMI_ACR_48_1, HDMI_ACR_N_48, acr.n_48khz);
1662 WREG32(mmHDMI_ACR_48_1 + dig->afmt->offset, tmp);
1667 * build a HDMI Video Info Frame
1669 static void dce_v11_0_afmt_update_avi_infoframe(struct drm_encoder *encoder,
1670 void *buffer, size_t size)
1672 struct drm_device *dev = encoder->dev;
1673 struct amdgpu_device *adev = dev->dev_private;
1674 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1675 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1676 uint8_t *frame = buffer + 3;
1677 uint8_t *header = buffer;
1679 WREG32(mmAFMT_AVI_INFO0 + dig->afmt->offset,
1680 frame[0x0] | (frame[0x1] << 8) | (frame[0x2] << 16) | (frame[0x3] << 24));
1681 WREG32(mmAFMT_AVI_INFO1 + dig->afmt->offset,
1682 frame[0x4] | (frame[0x5] << 8) | (frame[0x6] << 16) | (frame[0x7] << 24));
1683 WREG32(mmAFMT_AVI_INFO2 + dig->afmt->offset,
1684 frame[0x8] | (frame[0x9] << 8) | (frame[0xA] << 16) | (frame[0xB] << 24));
1685 WREG32(mmAFMT_AVI_INFO3 + dig->afmt->offset,
1686 frame[0xC] | (frame[0xD] << 8) | (header[1] << 24));
1689 static void dce_v11_0_audio_set_dto(struct drm_encoder *encoder, u32 clock)
1691 struct drm_device *dev = encoder->dev;
1692 struct amdgpu_device *adev = dev->dev_private;
1693 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1694 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1695 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc);
1696 u32 dto_phase = 24 * 1000;
1697 u32 dto_modulo = clock;
1700 if (!dig || !dig->afmt)
1703 /* XXX two dtos; generally use dto0 for hdmi */
1704 /* Express [24MHz / target pixel clock] as an exact rational
1705 * number (coefficient of two integer numbers. DCCG_AUDIO_DTOx_PHASE
1706 * is the numerator, DCCG_AUDIO_DTOx_MODULE is the denominator
1708 tmp = RREG32(mmDCCG_AUDIO_DTO_SOURCE);
1709 tmp = REG_SET_FIELD(tmp, DCCG_AUDIO_DTO_SOURCE, DCCG_AUDIO_DTO0_SOURCE_SEL,
1710 amdgpu_crtc->crtc_id);
1711 WREG32(mmDCCG_AUDIO_DTO_SOURCE, tmp);
1712 WREG32(mmDCCG_AUDIO_DTO0_PHASE, dto_phase);
1713 WREG32(mmDCCG_AUDIO_DTO0_MODULE, dto_modulo);
1717 * update the info frames with the data from the current display mode
1719 static void dce_v11_0_afmt_setmode(struct drm_encoder *encoder,
1720 struct drm_display_mode *mode)
1722 struct drm_device *dev = encoder->dev;
1723 struct amdgpu_device *adev = dev->dev_private;
1724 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1725 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1726 struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
1727 u8 buffer[HDMI_INFOFRAME_HEADER_SIZE + HDMI_AVI_INFOFRAME_SIZE];
1728 struct hdmi_avi_infoframe frame;
1733 if (!dig || !dig->afmt)
1736 /* Silent, r600_hdmi_enable will raise WARN for us */
1737 if (!dig->afmt->enabled)
1740 /* hdmi deep color mode general control packets setup, if bpc > 8 */
1741 if (encoder->crtc) {
1742 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc);
1743 bpc = amdgpu_crtc->bpc;
1746 /* disable audio prior to setting up hw */
1747 dig->afmt->pin = dce_v11_0_audio_get_pin(adev);
1748 dce_v11_0_audio_enable(adev, dig->afmt->pin, false);
1750 dce_v11_0_audio_set_dto(encoder, mode->clock);
1752 tmp = RREG32(mmHDMI_VBI_PACKET_CONTROL + dig->afmt->offset);
1753 tmp = REG_SET_FIELD(tmp, HDMI_VBI_PACKET_CONTROL, HDMI_NULL_SEND, 1);
1754 WREG32(mmHDMI_VBI_PACKET_CONTROL + dig->afmt->offset, tmp); /* send null packets when required */
1756 WREG32(mmAFMT_AUDIO_CRC_CONTROL + dig->afmt->offset, 0x1000);
1758 tmp = RREG32(mmHDMI_CONTROL + dig->afmt->offset);
1765 tmp = REG_SET_FIELD(tmp, HDMI_CONTROL, HDMI_DEEP_COLOR_ENABLE, 0);
1766 tmp = REG_SET_FIELD(tmp, HDMI_CONTROL, HDMI_DEEP_COLOR_DEPTH, 0);
1767 DRM_DEBUG("%s: Disabling hdmi deep color for %d bpc.\n",
1768 connector->name, bpc);
1771 tmp = REG_SET_FIELD(tmp, HDMI_CONTROL, HDMI_DEEP_COLOR_ENABLE, 1);
1772 tmp = REG_SET_FIELD(tmp, HDMI_CONTROL, HDMI_DEEP_COLOR_DEPTH, 1);
1773 DRM_DEBUG("%s: Enabling hdmi deep color 30 for 10 bpc.\n",
1777 tmp = REG_SET_FIELD(tmp, HDMI_CONTROL, HDMI_DEEP_COLOR_ENABLE, 1);
1778 tmp = REG_SET_FIELD(tmp, HDMI_CONTROL, HDMI_DEEP_COLOR_DEPTH, 2);
1779 DRM_DEBUG("%s: Enabling hdmi deep color 36 for 12 bpc.\n",
1783 WREG32(mmHDMI_CONTROL + dig->afmt->offset, tmp);
1785 tmp = RREG32(mmHDMI_VBI_PACKET_CONTROL + dig->afmt->offset);
1786 tmp = REG_SET_FIELD(tmp, HDMI_VBI_PACKET_CONTROL, HDMI_NULL_SEND, 1); /* send null packets when required */
1787 tmp = REG_SET_FIELD(tmp, HDMI_VBI_PACKET_CONTROL, HDMI_GC_SEND, 1); /* send general control packets */
1788 tmp = REG_SET_FIELD(tmp, HDMI_VBI_PACKET_CONTROL, HDMI_GC_CONT, 1); /* send general control packets every frame */
1789 WREG32(mmHDMI_VBI_PACKET_CONTROL + dig->afmt->offset, tmp);
1791 tmp = RREG32(mmHDMI_INFOFRAME_CONTROL0 + dig->afmt->offset);
1792 /* enable audio info frames (frames won't be set until audio is enabled) */
1793 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AUDIO_INFO_SEND, 1);
1794 /* required for audio info values to be updated */
1795 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AUDIO_INFO_CONT, 1);
1796 WREG32(mmHDMI_INFOFRAME_CONTROL0 + dig->afmt->offset, tmp);
1798 tmp = RREG32(mmAFMT_INFOFRAME_CONTROL0 + dig->afmt->offset);
1799 /* required for audio info values to be updated */
1800 tmp = REG_SET_FIELD(tmp, AFMT_INFOFRAME_CONTROL0, AFMT_AUDIO_INFO_UPDATE, 1);
1801 WREG32(mmAFMT_INFOFRAME_CONTROL0 + dig->afmt->offset, tmp);
1803 tmp = RREG32(mmHDMI_INFOFRAME_CONTROL1 + dig->afmt->offset);
1804 /* anything other than 0 */
1805 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL1, HDMI_AUDIO_INFO_LINE, 2);
1806 WREG32(mmHDMI_INFOFRAME_CONTROL1 + dig->afmt->offset, tmp);
1808 WREG32(mmHDMI_GC + dig->afmt->offset, 0); /* unset HDMI_GC_AVMUTE */
1810 tmp = RREG32(mmHDMI_AUDIO_PACKET_CONTROL + dig->afmt->offset);
1811 /* set the default audio delay */
1812 tmp = REG_SET_FIELD(tmp, HDMI_AUDIO_PACKET_CONTROL, HDMI_AUDIO_DELAY_EN, 1);
1813 /* should be suffient for all audio modes and small enough for all hblanks */
1814 tmp = REG_SET_FIELD(tmp, HDMI_AUDIO_PACKET_CONTROL, HDMI_AUDIO_PACKETS_PER_LINE, 3);
1815 WREG32(mmHDMI_AUDIO_PACKET_CONTROL + dig->afmt->offset, tmp);
1817 tmp = RREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset);
1818 /* allow 60958 channel status fields to be updated */
1819 tmp = REG_SET_FIELD(tmp, AFMT_AUDIO_PACKET_CONTROL, AFMT_60958_CS_UPDATE, 1);
1820 WREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset, tmp);
1822 tmp = RREG32(mmHDMI_ACR_PACKET_CONTROL + dig->afmt->offset);
1824 /* clear SW CTS value */
1825 tmp = REG_SET_FIELD(tmp, HDMI_ACR_PACKET_CONTROL, HDMI_ACR_SOURCE, 0);
1827 /* select SW CTS value */
1828 tmp = REG_SET_FIELD(tmp, HDMI_ACR_PACKET_CONTROL, HDMI_ACR_SOURCE, 1);
1829 /* allow hw to sent ACR packets when required */
1830 tmp = REG_SET_FIELD(tmp, HDMI_ACR_PACKET_CONTROL, HDMI_ACR_AUTO_SEND, 1);
1831 WREG32(mmHDMI_ACR_PACKET_CONTROL + dig->afmt->offset, tmp);
1833 dce_v11_0_afmt_update_ACR(encoder, mode->clock);
1835 tmp = RREG32(mmAFMT_60958_0 + dig->afmt->offset);
1836 tmp = REG_SET_FIELD(tmp, AFMT_60958_0, AFMT_60958_CS_CHANNEL_NUMBER_L, 1);
1837 WREG32(mmAFMT_60958_0 + dig->afmt->offset, tmp);
1839 tmp = RREG32(mmAFMT_60958_1 + dig->afmt->offset);
1840 tmp = REG_SET_FIELD(tmp, AFMT_60958_1, AFMT_60958_CS_CHANNEL_NUMBER_R, 2);
1841 WREG32(mmAFMT_60958_1 + dig->afmt->offset, tmp);
1843 tmp = RREG32(mmAFMT_60958_2 + dig->afmt->offset);
1844 tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_2, 3);
1845 tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_3, 4);
1846 tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_4, 5);
1847 tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_5, 6);
1848 tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_6, 7);
1849 tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_7, 8);
1850 WREG32(mmAFMT_60958_2 + dig->afmt->offset, tmp);
1852 dce_v11_0_audio_write_speaker_allocation(encoder);
1854 WREG32(mmAFMT_AUDIO_PACKET_CONTROL2 + dig->afmt->offset,
1855 (0xff << AFMT_AUDIO_PACKET_CONTROL2__AFMT_AUDIO_CHANNEL_ENABLE__SHIFT));
1857 dce_v11_0_afmt_audio_select_pin(encoder);
1858 dce_v11_0_audio_write_sad_regs(encoder);
1859 dce_v11_0_audio_write_latency_fields(encoder, mode);
1861 err = drm_hdmi_avi_infoframe_from_display_mode(&frame, mode);
1863 DRM_ERROR("failed to setup AVI infoframe: %zd\n", err);
1867 err = hdmi_avi_infoframe_pack(&frame, buffer, sizeof(buffer));
1869 DRM_ERROR("failed to pack AVI infoframe: %zd\n", err);
1873 dce_v11_0_afmt_update_avi_infoframe(encoder, buffer, sizeof(buffer));
1875 tmp = RREG32(mmHDMI_INFOFRAME_CONTROL0 + dig->afmt->offset);
1876 /* enable AVI info frames */
1877 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AVI_INFO_SEND, 1);
1878 /* required for audio info values to be updated */
1879 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AVI_INFO_CONT, 1);
1880 WREG32(mmHDMI_INFOFRAME_CONTROL0 + dig->afmt->offset, tmp);
1882 tmp = RREG32(mmHDMI_INFOFRAME_CONTROL1 + dig->afmt->offset);
1883 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL1, HDMI_AVI_INFO_LINE, 2);
1884 WREG32(mmHDMI_INFOFRAME_CONTROL1 + dig->afmt->offset, tmp);
1886 tmp = RREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset);
1887 /* send audio packets */
1888 tmp = REG_SET_FIELD(tmp, AFMT_AUDIO_PACKET_CONTROL, AFMT_AUDIO_SAMPLE_SEND, 1);
1889 WREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset, tmp);
1891 WREG32(mmAFMT_RAMP_CONTROL0 + dig->afmt->offset, 0x00FFFFFF);
1892 WREG32(mmAFMT_RAMP_CONTROL1 + dig->afmt->offset, 0x007FFFFF);
1893 WREG32(mmAFMT_RAMP_CONTROL2 + dig->afmt->offset, 0x00000001);
1894 WREG32(mmAFMT_RAMP_CONTROL3 + dig->afmt->offset, 0x00000001);
1896 /* enable audio after to setting up hw */
1897 dce_v11_0_audio_enable(adev, dig->afmt->pin, true);
1900 static void dce_v11_0_afmt_enable(struct drm_encoder *encoder, bool enable)
1902 struct drm_device *dev = encoder->dev;
1903 struct amdgpu_device *adev = dev->dev_private;
1904 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1905 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1907 if (!dig || !dig->afmt)
1910 /* Silent, r600_hdmi_enable will raise WARN for us */
1911 if (enable && dig->afmt->enabled)
1913 if (!enable && !dig->afmt->enabled)
1916 if (!enable && dig->afmt->pin) {
1917 dce_v11_0_audio_enable(adev, dig->afmt->pin, false);
1918 dig->afmt->pin = NULL;
1921 dig->afmt->enabled = enable;
1923 DRM_DEBUG("%sabling AFMT interface @ 0x%04X for encoder 0x%x\n",
1924 enable ? "En" : "Dis", dig->afmt->offset, amdgpu_encoder->encoder_id);
1927 static int dce_v11_0_afmt_init(struct amdgpu_device *adev)
1931 for (i = 0; i < adev->mode_info.num_dig; i++)
1932 adev->mode_info.afmt[i] = NULL;
1934 /* DCE11 has audio blocks tied to DIG encoders */
1935 for (i = 0; i < adev->mode_info.num_dig; i++) {
1936 adev->mode_info.afmt[i] = kzalloc(sizeof(struct amdgpu_afmt), GFP_KERNEL);
1937 if (adev->mode_info.afmt[i]) {
1938 adev->mode_info.afmt[i]->offset = dig_offsets[i];
1939 adev->mode_info.afmt[i]->id = i;
1942 for (j = 0; j < i; j++) {
1943 kfree(adev->mode_info.afmt[j]);
1944 adev->mode_info.afmt[j] = NULL;
1952 static void dce_v11_0_afmt_fini(struct amdgpu_device *adev)
1956 for (i = 0; i < adev->mode_info.num_dig; i++) {
1957 kfree(adev->mode_info.afmt[i]);
1958 adev->mode_info.afmt[i] = NULL;
1962 static const u32 vga_control_regs[6] =
1972 static void dce_v11_0_vga_enable(struct drm_crtc *crtc, bool enable)
1974 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
1975 struct drm_device *dev = crtc->dev;
1976 struct amdgpu_device *adev = dev->dev_private;
1979 vga_control = RREG32(vga_control_regs[amdgpu_crtc->crtc_id]) & ~1;
1981 WREG32(vga_control_regs[amdgpu_crtc->crtc_id], vga_control | 1);
1983 WREG32(vga_control_regs[amdgpu_crtc->crtc_id], vga_control);
1986 static void dce_v11_0_grph_enable(struct drm_crtc *crtc, bool enable)
1988 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
1989 struct drm_device *dev = crtc->dev;
1990 struct amdgpu_device *adev = dev->dev_private;
1993 WREG32(mmGRPH_ENABLE + amdgpu_crtc->crtc_offset, 1);
1995 WREG32(mmGRPH_ENABLE + amdgpu_crtc->crtc_offset, 0);
1998 static int dce_v11_0_crtc_do_set_base(struct drm_crtc *crtc,
1999 struct drm_framebuffer *fb,
2000 int x, int y, int atomic)
2002 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2003 struct drm_device *dev = crtc->dev;
2004 struct amdgpu_device *adev = dev->dev_private;
2005 struct amdgpu_framebuffer *amdgpu_fb;
2006 struct drm_framebuffer *target_fb;
2007 struct drm_gem_object *obj;
2008 struct amdgpu_bo *rbo;
2009 uint64_t fb_location, tiling_flags;
2010 uint32_t fb_format, fb_pitch_pixels;
2011 u32 fb_swap = REG_SET_FIELD(0, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP, ENDIAN_NONE);
2013 u32 tmp, viewport_w, viewport_h;
2015 bool bypass_lut = false;
2018 if (!atomic && !crtc->primary->fb) {
2019 DRM_DEBUG_KMS("No FB bound\n");
2024 amdgpu_fb = to_amdgpu_framebuffer(fb);
2027 amdgpu_fb = to_amdgpu_framebuffer(crtc->primary->fb);
2028 target_fb = crtc->primary->fb;
2031 /* If atomic, assume fb object is pinned & idle & fenced and
2032 * just update base pointers
2034 obj = amdgpu_fb->obj;
2035 rbo = gem_to_amdgpu_bo(obj);
2036 r = amdgpu_bo_reserve(rbo, false);
2037 if (unlikely(r != 0))
2041 fb_location = amdgpu_bo_gpu_offset(rbo);
2043 r = amdgpu_bo_pin(rbo, AMDGPU_GEM_DOMAIN_VRAM, &fb_location);
2044 if (unlikely(r != 0)) {
2045 amdgpu_bo_unreserve(rbo);
2050 amdgpu_bo_get_tiling_flags(rbo, &tiling_flags);
2051 amdgpu_bo_unreserve(rbo);
2053 pipe_config = AMDGPU_TILING_GET(tiling_flags, PIPE_CONFIG);
2055 switch (target_fb->pixel_format) {
2057 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 0);
2058 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 0);
2060 case DRM_FORMAT_XRGB4444:
2061 case DRM_FORMAT_ARGB4444:
2062 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 1);
2063 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 2);
2065 fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP,
2069 case DRM_FORMAT_XRGB1555:
2070 case DRM_FORMAT_ARGB1555:
2071 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 1);
2072 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 0);
2074 fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP,
2078 case DRM_FORMAT_BGRX5551:
2079 case DRM_FORMAT_BGRA5551:
2080 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 1);
2081 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 5);
2083 fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP,
2087 case DRM_FORMAT_RGB565:
2088 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 1);
2089 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 1);
2091 fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP,
2095 case DRM_FORMAT_XRGB8888:
2096 case DRM_FORMAT_ARGB8888:
2097 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 2);
2098 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 0);
2100 fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP,
2104 case DRM_FORMAT_XRGB2101010:
2105 case DRM_FORMAT_ARGB2101010:
2106 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 2);
2107 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 1);
2109 fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP,
2112 /* Greater 8 bpc fb needs to bypass hw-lut to retain precision */
2115 case DRM_FORMAT_BGRX1010102:
2116 case DRM_FORMAT_BGRA1010102:
2117 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 2);
2118 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 4);
2120 fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP,
2123 /* Greater 8 bpc fb needs to bypass hw-lut to retain precision */
2127 DRM_ERROR("Unsupported screen format %s\n",
2128 drm_get_format_name(target_fb->pixel_format));
2132 if (AMDGPU_TILING_GET(tiling_flags, ARRAY_MODE) == ARRAY_2D_TILED_THIN1) {
2133 unsigned bankw, bankh, mtaspect, tile_split, num_banks;
2135 bankw = AMDGPU_TILING_GET(tiling_flags, BANK_WIDTH);
2136 bankh = AMDGPU_TILING_GET(tiling_flags, BANK_HEIGHT);
2137 mtaspect = AMDGPU_TILING_GET(tiling_flags, MACRO_TILE_ASPECT);
2138 tile_split = AMDGPU_TILING_GET(tiling_flags, TILE_SPLIT);
2139 num_banks = AMDGPU_TILING_GET(tiling_flags, NUM_BANKS);
2141 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_NUM_BANKS, num_banks);
2142 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_ARRAY_MODE,
2143 ARRAY_2D_TILED_THIN1);
2144 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_TILE_SPLIT,
2146 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_BANK_WIDTH, bankw);
2147 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_BANK_HEIGHT, bankh);
2148 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_MACRO_TILE_ASPECT,
2150 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_MICRO_TILE_MODE,
2151 ADDR_SURF_MICRO_TILING_DISPLAY);
2152 } else if (AMDGPU_TILING_GET(tiling_flags, ARRAY_MODE) == ARRAY_1D_TILED_THIN1) {
2153 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_ARRAY_MODE,
2154 ARRAY_1D_TILED_THIN1);
2157 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_PIPE_CONFIG,
2160 dce_v11_0_vga_enable(crtc, false);
2162 WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset,
2163 upper_32_bits(fb_location));
2164 WREG32(mmGRPH_SECONDARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset,
2165 upper_32_bits(fb_location));
2166 WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset,
2167 (u32)fb_location & GRPH_PRIMARY_SURFACE_ADDRESS__GRPH_PRIMARY_SURFACE_ADDRESS_MASK);
2168 WREG32(mmGRPH_SECONDARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset,
2169 (u32) fb_location & GRPH_SECONDARY_SURFACE_ADDRESS__GRPH_SECONDARY_SURFACE_ADDRESS_MASK);
2170 WREG32(mmGRPH_CONTROL + amdgpu_crtc->crtc_offset, fb_format);
2171 WREG32(mmGRPH_SWAP_CNTL + amdgpu_crtc->crtc_offset, fb_swap);
2174 * The LUT only has 256 slots for indexing by a 8 bpc fb. Bypass the LUT
2175 * for > 8 bpc scanout to avoid truncation of fb indices to 8 msb's, to
2176 * retain the full precision throughout the pipeline.
2178 tmp = RREG32(mmGRPH_LUT_10BIT_BYPASS + amdgpu_crtc->crtc_offset);
2180 tmp = REG_SET_FIELD(tmp, GRPH_LUT_10BIT_BYPASS, GRPH_LUT_10BIT_BYPASS_EN, 1);
2182 tmp = REG_SET_FIELD(tmp, GRPH_LUT_10BIT_BYPASS, GRPH_LUT_10BIT_BYPASS_EN, 0);
2183 WREG32(mmGRPH_LUT_10BIT_BYPASS + amdgpu_crtc->crtc_offset, tmp);
2186 DRM_DEBUG_KMS("Bypassing hardware LUT due to 10 bit fb scanout.\n");
2188 WREG32(mmGRPH_SURFACE_OFFSET_X + amdgpu_crtc->crtc_offset, 0);
2189 WREG32(mmGRPH_SURFACE_OFFSET_Y + amdgpu_crtc->crtc_offset, 0);
2190 WREG32(mmGRPH_X_START + amdgpu_crtc->crtc_offset, 0);
2191 WREG32(mmGRPH_Y_START + amdgpu_crtc->crtc_offset, 0);
2192 WREG32(mmGRPH_X_END + amdgpu_crtc->crtc_offset, target_fb->width);
2193 WREG32(mmGRPH_Y_END + amdgpu_crtc->crtc_offset, target_fb->height);
2195 fb_pitch_pixels = target_fb->pitches[0] / (target_fb->bits_per_pixel / 8);
2196 WREG32(mmGRPH_PITCH + amdgpu_crtc->crtc_offset, fb_pitch_pixels);
2198 dce_v11_0_grph_enable(crtc, true);
2200 WREG32(mmLB_DESKTOP_HEIGHT + amdgpu_crtc->crtc_offset,
2205 WREG32(mmVIEWPORT_START + amdgpu_crtc->crtc_offset,
2207 viewport_w = crtc->mode.hdisplay;
2208 viewport_h = (crtc->mode.vdisplay + 1) & ~1;
2209 WREG32(mmVIEWPORT_SIZE + amdgpu_crtc->crtc_offset,
2210 (viewport_w << 16) | viewport_h);
2212 /* pageflip setup */
2213 /* make sure flip is at vb rather than hb */
2214 tmp = RREG32(mmGRPH_FLIP_CONTROL + amdgpu_crtc->crtc_offset);
2215 tmp = REG_SET_FIELD(tmp, GRPH_FLIP_CONTROL,
2216 GRPH_SURFACE_UPDATE_H_RETRACE_EN, 0);
2217 WREG32(mmGRPH_FLIP_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2219 /* set pageflip to happen only at start of vblank interval (front porch) */
2220 WREG32(mmCRTC_MASTER_UPDATE_MODE + amdgpu_crtc->crtc_offset, 3);
2222 if (!atomic && fb && fb != crtc->primary->fb) {
2223 amdgpu_fb = to_amdgpu_framebuffer(fb);
2224 rbo = gem_to_amdgpu_bo(amdgpu_fb->obj);
2225 r = amdgpu_bo_reserve(rbo, false);
2226 if (unlikely(r != 0))
2228 amdgpu_bo_unpin(rbo);
2229 amdgpu_bo_unreserve(rbo);
2232 /* Bytes per pixel may have changed */
2233 dce_v11_0_bandwidth_update(adev);
2238 static void dce_v11_0_set_interleave(struct drm_crtc *crtc,
2239 struct drm_display_mode *mode)
2241 struct drm_device *dev = crtc->dev;
2242 struct amdgpu_device *adev = dev->dev_private;
2243 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2246 tmp = RREG32(mmLB_DATA_FORMAT + amdgpu_crtc->crtc_offset);
2247 if (mode->flags & DRM_MODE_FLAG_INTERLACE)
2248 tmp = REG_SET_FIELD(tmp, LB_DATA_FORMAT, INTERLEAVE_EN, 1);
2250 tmp = REG_SET_FIELD(tmp, LB_DATA_FORMAT, INTERLEAVE_EN, 0);
2251 WREG32(mmLB_DATA_FORMAT + amdgpu_crtc->crtc_offset, tmp);
2254 static void dce_v11_0_crtc_load_lut(struct drm_crtc *crtc)
2256 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2257 struct drm_device *dev = crtc->dev;
2258 struct amdgpu_device *adev = dev->dev_private;
2262 DRM_DEBUG_KMS("%d\n", amdgpu_crtc->crtc_id);
2264 tmp = RREG32(mmINPUT_CSC_CONTROL + amdgpu_crtc->crtc_offset);
2265 tmp = REG_SET_FIELD(tmp, INPUT_CSC_CONTROL, INPUT_CSC_GRPH_MODE, 0);
2266 WREG32(mmINPUT_CSC_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2268 tmp = RREG32(mmPRESCALE_GRPH_CONTROL + amdgpu_crtc->crtc_offset);
2269 tmp = REG_SET_FIELD(tmp, PRESCALE_GRPH_CONTROL, GRPH_PRESCALE_BYPASS, 1);
2270 WREG32(mmPRESCALE_GRPH_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2272 tmp = RREG32(mmINPUT_GAMMA_CONTROL + amdgpu_crtc->crtc_offset);
2273 tmp = REG_SET_FIELD(tmp, INPUT_GAMMA_CONTROL, GRPH_INPUT_GAMMA_MODE, 0);
2274 WREG32(mmINPUT_GAMMA_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2276 WREG32(mmDC_LUT_CONTROL + amdgpu_crtc->crtc_offset, 0);
2278 WREG32(mmDC_LUT_BLACK_OFFSET_BLUE + amdgpu_crtc->crtc_offset, 0);
2279 WREG32(mmDC_LUT_BLACK_OFFSET_GREEN + amdgpu_crtc->crtc_offset, 0);
2280 WREG32(mmDC_LUT_BLACK_OFFSET_RED + amdgpu_crtc->crtc_offset, 0);
2282 WREG32(mmDC_LUT_WHITE_OFFSET_BLUE + amdgpu_crtc->crtc_offset, 0xffff);
2283 WREG32(mmDC_LUT_WHITE_OFFSET_GREEN + amdgpu_crtc->crtc_offset, 0xffff);
2284 WREG32(mmDC_LUT_WHITE_OFFSET_RED + amdgpu_crtc->crtc_offset, 0xffff);
2286 WREG32(mmDC_LUT_RW_MODE + amdgpu_crtc->crtc_offset, 0);
2287 WREG32(mmDC_LUT_WRITE_EN_MASK + amdgpu_crtc->crtc_offset, 0x00000007);
2289 WREG32(mmDC_LUT_RW_INDEX + amdgpu_crtc->crtc_offset, 0);
2290 for (i = 0; i < 256; i++) {
2291 WREG32(mmDC_LUT_30_COLOR + amdgpu_crtc->crtc_offset,
2292 (amdgpu_crtc->lut_r[i] << 20) |
2293 (amdgpu_crtc->lut_g[i] << 10) |
2294 (amdgpu_crtc->lut_b[i] << 0));
2297 tmp = RREG32(mmDEGAMMA_CONTROL + amdgpu_crtc->crtc_offset);
2298 tmp = REG_SET_FIELD(tmp, DEGAMMA_CONTROL, GRPH_DEGAMMA_MODE, 0);
2299 tmp = REG_SET_FIELD(tmp, DEGAMMA_CONTROL, CURSOR_DEGAMMA_MODE, 0);
2300 tmp = REG_SET_FIELD(tmp, DEGAMMA_CONTROL, CURSOR2_DEGAMMA_MODE, 0);
2301 WREG32(mmDEGAMMA_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2303 tmp = RREG32(mmGAMUT_REMAP_CONTROL + amdgpu_crtc->crtc_offset);
2304 tmp = REG_SET_FIELD(tmp, GAMUT_REMAP_CONTROL, GRPH_GAMUT_REMAP_MODE, 0);
2305 WREG32(mmGAMUT_REMAP_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2307 tmp = RREG32(mmREGAMMA_CONTROL + amdgpu_crtc->crtc_offset);
2308 tmp = REG_SET_FIELD(tmp, REGAMMA_CONTROL, GRPH_REGAMMA_MODE, 0);
2309 WREG32(mmREGAMMA_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2311 tmp = RREG32(mmOUTPUT_CSC_CONTROL + amdgpu_crtc->crtc_offset);
2312 tmp = REG_SET_FIELD(tmp, OUTPUT_CSC_CONTROL, OUTPUT_CSC_GRPH_MODE, 0);
2313 WREG32(mmOUTPUT_CSC_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2315 /* XXX match this to the depth of the crtc fmt block, move to modeset? */
2316 WREG32(mmDENORM_CONTROL + amdgpu_crtc->crtc_offset, 0);
2317 /* XXX this only needs to be programmed once per crtc at startup,
2318 * not sure where the best place for it is
2320 tmp = RREG32(mmALPHA_CONTROL + amdgpu_crtc->crtc_offset);
2321 tmp = REG_SET_FIELD(tmp, ALPHA_CONTROL, CURSOR_ALPHA_BLND_ENA, 1);
2322 WREG32(mmALPHA_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2325 static int dce_v11_0_pick_dig_encoder(struct drm_encoder *encoder)
2327 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
2328 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
2330 switch (amdgpu_encoder->encoder_id) {
2331 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
2337 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
2343 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
2349 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
2353 DRM_ERROR("invalid encoder_id: 0x%x\n", amdgpu_encoder->encoder_id);
2359 * dce_v11_0_pick_pll - Allocate a PPLL for use by the crtc.
2363 * Returns the PPLL (Pixel PLL) to be used by the crtc. For DP monitors
2364 * a single PPLL can be used for all DP crtcs/encoders. For non-DP
2365 * monitors a dedicated PPLL must be used. If a particular board has
2366 * an external DP PLL, return ATOM_PPLL_INVALID to skip PLL programming
2367 * as there is no need to program the PLL itself. If we are not able to
2368 * allocate a PLL, return ATOM_PPLL_INVALID to skip PLL programming to
2369 * avoid messing up an existing monitor.
2371 * Asic specific PLL information
2375 * - PPLL1, PPLL2 are available for all UNIPHY (both DP and non-DP)
2377 * - PPLL0, PPLL1, PPLL2 are available for all UNIPHY (both DP and non-DP) and DAC
2380 static u32 dce_v11_0_pick_pll(struct drm_crtc *crtc)
2382 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2383 struct drm_device *dev = crtc->dev;
2384 struct amdgpu_device *adev = dev->dev_private;
2388 if ((adev->asic_type == CHIP_ELLESMERE) ||
2389 (adev->asic_type == CHIP_BAFFIN)) {
2390 struct amdgpu_encoder *amdgpu_encoder =
2391 to_amdgpu_encoder(amdgpu_crtc->encoder);
2392 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
2394 if (ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(amdgpu_crtc->encoder)))
2396 /* use the same PPLL for all monitors with the same clock */
2397 pll = amdgpu_pll_get_shared_nondp_ppll(crtc);
2398 if (pll != ATOM_PPLL_INVALID)
2401 switch (amdgpu_encoder->encoder_id) {
2402 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
2404 return ATOM_COMBOPHY_PLL1;
2406 return ATOM_COMBOPHY_PLL0;
2408 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
2410 return ATOM_COMBOPHY_PLL3;
2412 return ATOM_COMBOPHY_PLL2;
2414 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
2416 return ATOM_COMBOPHY_PLL5;
2418 return ATOM_COMBOPHY_PLL4;
2421 DRM_ERROR("invalid encoder_id: 0x%x\n", amdgpu_encoder->encoder_id);
2422 return ATOM_PPLL_INVALID;
2426 if (ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(amdgpu_crtc->encoder))) {
2427 if (adev->clock.dp_extclk)
2428 /* skip PPLL programming if using ext clock */
2429 return ATOM_PPLL_INVALID;
2431 /* use the same PPLL for all DP monitors */
2432 pll = amdgpu_pll_get_shared_dp_ppll(crtc);
2433 if (pll != ATOM_PPLL_INVALID)
2437 /* use the same PPLL for all monitors with the same clock */
2438 pll = amdgpu_pll_get_shared_nondp_ppll(crtc);
2439 if (pll != ATOM_PPLL_INVALID)
2443 /* XXX need to determine what plls are available on each DCE11 part */
2444 pll_in_use = amdgpu_pll_get_use_mask(crtc);
2445 if (adev->asic_type == CHIP_CARRIZO || adev->asic_type == CHIP_STONEY) {
2446 if (!(pll_in_use & (1 << ATOM_PPLL1)))
2448 if (!(pll_in_use & (1 << ATOM_PPLL0)))
2450 DRM_ERROR("unable to allocate a PPLL\n");
2451 return ATOM_PPLL_INVALID;
2453 if (!(pll_in_use & (1 << ATOM_PPLL2)))
2455 if (!(pll_in_use & (1 << ATOM_PPLL1)))
2457 if (!(pll_in_use & (1 << ATOM_PPLL0)))
2459 DRM_ERROR("unable to allocate a PPLL\n");
2460 return ATOM_PPLL_INVALID;
2462 return ATOM_PPLL_INVALID;
2465 static void dce_v11_0_lock_cursor(struct drm_crtc *crtc, bool lock)
2467 struct amdgpu_device *adev = crtc->dev->dev_private;
2468 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2471 cur_lock = RREG32(mmCUR_UPDATE + amdgpu_crtc->crtc_offset);
2473 cur_lock = REG_SET_FIELD(cur_lock, CUR_UPDATE, CURSOR_UPDATE_LOCK, 1);
2475 cur_lock = REG_SET_FIELD(cur_lock, CUR_UPDATE, CURSOR_UPDATE_LOCK, 0);
2476 WREG32(mmCUR_UPDATE + amdgpu_crtc->crtc_offset, cur_lock);
2479 static void dce_v11_0_hide_cursor(struct drm_crtc *crtc)
2481 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2482 struct amdgpu_device *adev = crtc->dev->dev_private;
2485 tmp = RREG32_IDX(mmCUR_CONTROL + amdgpu_crtc->crtc_offset);
2486 tmp = REG_SET_FIELD(tmp, CUR_CONTROL, CURSOR_EN, 0);
2487 WREG32_IDX(mmCUR_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2490 static void dce_v11_0_show_cursor(struct drm_crtc *crtc)
2492 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2493 struct amdgpu_device *adev = crtc->dev->dev_private;
2496 WREG32(mmCUR_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset,
2497 upper_32_bits(amdgpu_crtc->cursor_addr));
2498 WREG32(mmCUR_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset,
2499 lower_32_bits(amdgpu_crtc->cursor_addr));
2501 tmp = RREG32_IDX(mmCUR_CONTROL + amdgpu_crtc->crtc_offset);
2502 tmp = REG_SET_FIELD(tmp, CUR_CONTROL, CURSOR_EN, 1);
2503 tmp = REG_SET_FIELD(tmp, CUR_CONTROL, CURSOR_MODE, 2);
2504 WREG32_IDX(mmCUR_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2507 static int dce_v11_0_cursor_move_locked(struct drm_crtc *crtc,
2510 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2511 struct amdgpu_device *adev = crtc->dev->dev_private;
2512 int xorigin = 0, yorigin = 0;
2514 /* avivo cursor are offset into the total surface */
2517 DRM_DEBUG("x %d y %d c->x %d c->y %d\n", x, y, crtc->x, crtc->y);
2520 xorigin = min(-x, amdgpu_crtc->max_cursor_width - 1);
2524 yorigin = min(-y, amdgpu_crtc->max_cursor_height - 1);
2528 WREG32(mmCUR_POSITION + amdgpu_crtc->crtc_offset, (x << 16) | y);
2529 WREG32(mmCUR_HOT_SPOT + amdgpu_crtc->crtc_offset, (xorigin << 16) | yorigin);
2530 WREG32(mmCUR_SIZE + amdgpu_crtc->crtc_offset,
2531 ((amdgpu_crtc->cursor_width - 1) << 16) | (amdgpu_crtc->cursor_height - 1));
2533 amdgpu_crtc->cursor_x = x;
2534 amdgpu_crtc->cursor_y = y;
2539 static int dce_v11_0_crtc_cursor_move(struct drm_crtc *crtc,
2544 dce_v11_0_lock_cursor(crtc, true);
2545 ret = dce_v11_0_cursor_move_locked(crtc, x, y);
2546 dce_v11_0_lock_cursor(crtc, false);
2551 static int dce_v11_0_crtc_cursor_set2(struct drm_crtc *crtc,
2552 struct drm_file *file_priv,
2559 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2560 struct drm_gem_object *obj;
2561 struct amdgpu_bo *aobj;
2565 /* turn off cursor */
2566 dce_v11_0_hide_cursor(crtc);
2571 if ((width > amdgpu_crtc->max_cursor_width) ||
2572 (height > amdgpu_crtc->max_cursor_height)) {
2573 DRM_ERROR("bad cursor width or height %d x %d\n", width, height);
2577 obj = drm_gem_object_lookup(crtc->dev, file_priv, handle);
2579 DRM_ERROR("Cannot find cursor object %x for crtc %d\n", handle, amdgpu_crtc->crtc_id);
2583 aobj = gem_to_amdgpu_bo(obj);
2584 ret = amdgpu_bo_reserve(aobj, false);
2586 drm_gem_object_unreference_unlocked(obj);
2590 ret = amdgpu_bo_pin(aobj, AMDGPU_GEM_DOMAIN_VRAM, &amdgpu_crtc->cursor_addr);
2591 amdgpu_bo_unreserve(aobj);
2593 DRM_ERROR("Failed to pin new cursor BO (%d)\n", ret);
2594 drm_gem_object_unreference_unlocked(obj);
2598 amdgpu_crtc->cursor_width = width;
2599 amdgpu_crtc->cursor_height = height;
2601 dce_v11_0_lock_cursor(crtc, true);
2603 if (hot_x != amdgpu_crtc->cursor_hot_x ||
2604 hot_y != amdgpu_crtc->cursor_hot_y) {
2607 x = amdgpu_crtc->cursor_x + amdgpu_crtc->cursor_hot_x - hot_x;
2608 y = amdgpu_crtc->cursor_y + amdgpu_crtc->cursor_hot_y - hot_y;
2610 dce_v11_0_cursor_move_locked(crtc, x, y);
2612 amdgpu_crtc->cursor_hot_x = hot_x;
2613 amdgpu_crtc->cursor_hot_y = hot_y;
2616 dce_v11_0_show_cursor(crtc);
2617 dce_v11_0_lock_cursor(crtc, false);
2620 if (amdgpu_crtc->cursor_bo) {
2621 struct amdgpu_bo *aobj = gem_to_amdgpu_bo(amdgpu_crtc->cursor_bo);
2622 ret = amdgpu_bo_reserve(aobj, false);
2623 if (likely(ret == 0)) {
2624 amdgpu_bo_unpin(aobj);
2625 amdgpu_bo_unreserve(aobj);
2627 drm_gem_object_unreference_unlocked(amdgpu_crtc->cursor_bo);
2630 amdgpu_crtc->cursor_bo = obj;
2634 static void dce_v11_0_cursor_reset(struct drm_crtc *crtc)
2636 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2638 if (amdgpu_crtc->cursor_bo) {
2639 dce_v11_0_lock_cursor(crtc, true);
2641 dce_v11_0_cursor_move_locked(crtc, amdgpu_crtc->cursor_x,
2642 amdgpu_crtc->cursor_y);
2644 dce_v11_0_show_cursor(crtc);
2646 dce_v11_0_lock_cursor(crtc, false);
2650 static void dce_v11_0_crtc_gamma_set(struct drm_crtc *crtc, u16 *red, u16 *green,
2651 u16 *blue, uint32_t start, uint32_t size)
2653 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2654 int end = (start + size > 256) ? 256 : start + size, i;
2656 /* userspace palettes are always correct as is */
2657 for (i = start; i < end; i++) {
2658 amdgpu_crtc->lut_r[i] = red[i] >> 6;
2659 amdgpu_crtc->lut_g[i] = green[i] >> 6;
2660 amdgpu_crtc->lut_b[i] = blue[i] >> 6;
2662 dce_v11_0_crtc_load_lut(crtc);
2665 static void dce_v11_0_crtc_destroy(struct drm_crtc *crtc)
2667 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2669 drm_crtc_cleanup(crtc);
2673 static const struct drm_crtc_funcs dce_v11_0_crtc_funcs = {
2674 .cursor_set2 = dce_v11_0_crtc_cursor_set2,
2675 .cursor_move = dce_v11_0_crtc_cursor_move,
2676 .gamma_set = dce_v11_0_crtc_gamma_set,
2677 .set_config = amdgpu_crtc_set_config,
2678 .destroy = dce_v11_0_crtc_destroy,
2679 .page_flip = amdgpu_crtc_page_flip,
2682 static void dce_v11_0_crtc_dpms(struct drm_crtc *crtc, int mode)
2684 struct drm_device *dev = crtc->dev;
2685 struct amdgpu_device *adev = dev->dev_private;
2686 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2690 case DRM_MODE_DPMS_ON:
2691 amdgpu_crtc->enabled = true;
2692 amdgpu_atombios_crtc_enable(crtc, ATOM_ENABLE);
2693 dce_v11_0_vga_enable(crtc, true);
2694 amdgpu_atombios_crtc_blank(crtc, ATOM_DISABLE);
2695 dce_v11_0_vga_enable(crtc, false);
2696 /* Make sure VBLANK and PFLIP interrupts are still enabled */
2697 type = amdgpu_crtc_idx_to_irq_type(adev, amdgpu_crtc->crtc_id);
2698 amdgpu_irq_update(adev, &adev->crtc_irq, type);
2699 amdgpu_irq_update(adev, &adev->pageflip_irq, type);
2700 drm_vblank_on(dev, amdgpu_crtc->crtc_id);
2701 dce_v11_0_crtc_load_lut(crtc);
2703 case DRM_MODE_DPMS_STANDBY:
2704 case DRM_MODE_DPMS_SUSPEND:
2705 case DRM_MODE_DPMS_OFF:
2706 drm_vblank_off(dev, amdgpu_crtc->crtc_id);
2707 if (amdgpu_crtc->enabled) {
2708 dce_v11_0_vga_enable(crtc, true);
2709 amdgpu_atombios_crtc_blank(crtc, ATOM_ENABLE);
2710 dce_v11_0_vga_enable(crtc, false);
2712 amdgpu_atombios_crtc_enable(crtc, ATOM_DISABLE);
2713 amdgpu_crtc->enabled = false;
2716 /* adjust pm to dpms */
2717 amdgpu_pm_compute_clocks(adev);
2720 static void dce_v11_0_crtc_prepare(struct drm_crtc *crtc)
2722 /* disable crtc pair power gating before programming */
2723 amdgpu_atombios_crtc_powergate(crtc, ATOM_DISABLE);
2724 amdgpu_atombios_crtc_lock(crtc, ATOM_ENABLE);
2725 dce_v11_0_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);
2728 static void dce_v11_0_crtc_commit(struct drm_crtc *crtc)
2730 dce_v11_0_crtc_dpms(crtc, DRM_MODE_DPMS_ON);
2731 amdgpu_atombios_crtc_lock(crtc, ATOM_DISABLE);
2734 static void dce_v11_0_crtc_disable(struct drm_crtc *crtc)
2736 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2737 struct drm_device *dev = crtc->dev;
2738 struct amdgpu_device *adev = dev->dev_private;
2739 struct amdgpu_atom_ss ss;
2742 dce_v11_0_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);
2743 if (crtc->primary->fb) {
2745 struct amdgpu_framebuffer *amdgpu_fb;
2746 struct amdgpu_bo *rbo;
2748 amdgpu_fb = to_amdgpu_framebuffer(crtc->primary->fb);
2749 rbo = gem_to_amdgpu_bo(amdgpu_fb->obj);
2750 r = amdgpu_bo_reserve(rbo, false);
2752 DRM_ERROR("failed to reserve rbo before unpin\n");
2754 amdgpu_bo_unpin(rbo);
2755 amdgpu_bo_unreserve(rbo);
2758 /* disable the GRPH */
2759 dce_v11_0_grph_enable(crtc, false);
2761 amdgpu_atombios_crtc_powergate(crtc, ATOM_ENABLE);
2763 for (i = 0; i < adev->mode_info.num_crtc; i++) {
2764 if (adev->mode_info.crtcs[i] &&
2765 adev->mode_info.crtcs[i]->enabled &&
2766 i != amdgpu_crtc->crtc_id &&
2767 amdgpu_crtc->pll_id == adev->mode_info.crtcs[i]->pll_id) {
2768 /* one other crtc is using this pll don't turn
2775 switch (amdgpu_crtc->pll_id) {
2779 /* disable the ppll */
2780 amdgpu_atombios_crtc_program_pll(crtc, amdgpu_crtc->crtc_id, amdgpu_crtc->pll_id,
2781 0, 0, ATOM_DISABLE, 0, 0, 0, 0, 0, false, &ss);
2783 case ATOM_COMBOPHY_PLL0:
2784 case ATOM_COMBOPHY_PLL1:
2785 case ATOM_COMBOPHY_PLL2:
2786 case ATOM_COMBOPHY_PLL3:
2787 case ATOM_COMBOPHY_PLL4:
2788 case ATOM_COMBOPHY_PLL5:
2789 /* disable the ppll */
2790 amdgpu_atombios_crtc_program_pll(crtc, ATOM_CRTC_INVALID, amdgpu_crtc->pll_id,
2791 0, 0, ATOM_DISABLE, 0, 0, 0, 0, 0, false, &ss);
2797 amdgpu_crtc->pll_id = ATOM_PPLL_INVALID;
2798 amdgpu_crtc->adjusted_clock = 0;
2799 amdgpu_crtc->encoder = NULL;
2800 amdgpu_crtc->connector = NULL;
2803 static int dce_v11_0_crtc_mode_set(struct drm_crtc *crtc,
2804 struct drm_display_mode *mode,
2805 struct drm_display_mode *adjusted_mode,
2806 int x, int y, struct drm_framebuffer *old_fb)
2808 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2809 struct drm_device *dev = crtc->dev;
2810 struct amdgpu_device *adev = dev->dev_private;
2812 if (!amdgpu_crtc->adjusted_clock)
2815 if ((adev->asic_type == CHIP_ELLESMERE) ||
2816 (adev->asic_type == CHIP_BAFFIN)) {
2817 struct amdgpu_encoder *amdgpu_encoder =
2818 to_amdgpu_encoder(amdgpu_crtc->encoder);
2820 amdgpu_atombios_encoder_get_encoder_mode(amdgpu_crtc->encoder);
2822 /* SetPixelClock calculates the plls and ss values now */
2823 amdgpu_atombios_crtc_program_pll(crtc, amdgpu_crtc->crtc_id,
2824 amdgpu_crtc->pll_id,
2825 encoder_mode, amdgpu_encoder->encoder_id,
2826 adjusted_mode->clock, 0, 0, 0, 0,
2827 amdgpu_crtc->bpc, amdgpu_crtc->ss_enabled, &amdgpu_crtc->ss);
2829 amdgpu_atombios_crtc_set_pll(crtc, adjusted_mode);
2831 amdgpu_atombios_crtc_set_dtd_timing(crtc, adjusted_mode);
2832 dce_v11_0_crtc_do_set_base(crtc, old_fb, x, y, 0);
2833 amdgpu_atombios_crtc_overscan_setup(crtc, mode, adjusted_mode);
2834 amdgpu_atombios_crtc_scaler_setup(crtc);
2835 dce_v11_0_cursor_reset(crtc);
2836 /* update the hw version fpr dpm */
2837 amdgpu_crtc->hw_mode = *adjusted_mode;
2842 static bool dce_v11_0_crtc_mode_fixup(struct drm_crtc *crtc,
2843 const struct drm_display_mode *mode,
2844 struct drm_display_mode *adjusted_mode)
2846 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2847 struct drm_device *dev = crtc->dev;
2848 struct drm_encoder *encoder;
2850 /* assign the encoder to the amdgpu crtc to avoid repeated lookups later */
2851 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
2852 if (encoder->crtc == crtc) {
2853 amdgpu_crtc->encoder = encoder;
2854 amdgpu_crtc->connector = amdgpu_get_connector_for_encoder(encoder);
2858 if ((amdgpu_crtc->encoder == NULL) || (amdgpu_crtc->connector == NULL)) {
2859 amdgpu_crtc->encoder = NULL;
2860 amdgpu_crtc->connector = NULL;
2863 if (!amdgpu_crtc_scaling_mode_fixup(crtc, mode, adjusted_mode))
2865 if (amdgpu_atombios_crtc_prepare_pll(crtc, adjusted_mode))
2868 amdgpu_crtc->pll_id = dce_v11_0_pick_pll(crtc);
2869 /* if we can't get a PPLL for a non-DP encoder, fail */
2870 if ((amdgpu_crtc->pll_id == ATOM_PPLL_INVALID) &&
2871 !ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(amdgpu_crtc->encoder)))
2877 static int dce_v11_0_crtc_set_base(struct drm_crtc *crtc, int x, int y,
2878 struct drm_framebuffer *old_fb)
2880 return dce_v11_0_crtc_do_set_base(crtc, old_fb, x, y, 0);
2883 static int dce_v11_0_crtc_set_base_atomic(struct drm_crtc *crtc,
2884 struct drm_framebuffer *fb,
2885 int x, int y, enum mode_set_atomic state)
2887 return dce_v11_0_crtc_do_set_base(crtc, fb, x, y, 1);
2890 static const struct drm_crtc_helper_funcs dce_v11_0_crtc_helper_funcs = {
2891 .dpms = dce_v11_0_crtc_dpms,
2892 .mode_fixup = dce_v11_0_crtc_mode_fixup,
2893 .mode_set = dce_v11_0_crtc_mode_set,
2894 .mode_set_base = dce_v11_0_crtc_set_base,
2895 .mode_set_base_atomic = dce_v11_0_crtc_set_base_atomic,
2896 .prepare = dce_v11_0_crtc_prepare,
2897 .commit = dce_v11_0_crtc_commit,
2898 .load_lut = dce_v11_0_crtc_load_lut,
2899 .disable = dce_v11_0_crtc_disable,
2902 static int dce_v11_0_crtc_init(struct amdgpu_device *adev, int index)
2904 struct amdgpu_crtc *amdgpu_crtc;
2907 amdgpu_crtc = kzalloc(sizeof(struct amdgpu_crtc) +
2908 (AMDGPUFB_CONN_LIMIT * sizeof(struct drm_connector *)), GFP_KERNEL);
2909 if (amdgpu_crtc == NULL)
2912 drm_crtc_init(adev->ddev, &amdgpu_crtc->base, &dce_v11_0_crtc_funcs);
2914 drm_mode_crtc_set_gamma_size(&amdgpu_crtc->base, 256);
2915 amdgpu_crtc->crtc_id = index;
2916 adev->mode_info.crtcs[index] = amdgpu_crtc;
2918 amdgpu_crtc->max_cursor_width = 128;
2919 amdgpu_crtc->max_cursor_height = 128;
2920 adev->ddev->mode_config.cursor_width = amdgpu_crtc->max_cursor_width;
2921 adev->ddev->mode_config.cursor_height = amdgpu_crtc->max_cursor_height;
2923 for (i = 0; i < 256; i++) {
2924 amdgpu_crtc->lut_r[i] = i << 2;
2925 amdgpu_crtc->lut_g[i] = i << 2;
2926 amdgpu_crtc->lut_b[i] = i << 2;
2929 switch (amdgpu_crtc->crtc_id) {
2932 amdgpu_crtc->crtc_offset = CRTC0_REGISTER_OFFSET;
2935 amdgpu_crtc->crtc_offset = CRTC1_REGISTER_OFFSET;
2938 amdgpu_crtc->crtc_offset = CRTC2_REGISTER_OFFSET;
2941 amdgpu_crtc->crtc_offset = CRTC3_REGISTER_OFFSET;
2944 amdgpu_crtc->crtc_offset = CRTC4_REGISTER_OFFSET;
2947 amdgpu_crtc->crtc_offset = CRTC5_REGISTER_OFFSET;
2951 amdgpu_crtc->pll_id = ATOM_PPLL_INVALID;
2952 amdgpu_crtc->adjusted_clock = 0;
2953 amdgpu_crtc->encoder = NULL;
2954 amdgpu_crtc->connector = NULL;
2955 drm_crtc_helper_add(&amdgpu_crtc->base, &dce_v11_0_crtc_helper_funcs);
2960 static int dce_v11_0_early_init(void *handle)
2962 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2964 adev->audio_endpt_rreg = &dce_v11_0_audio_endpt_rreg;
2965 adev->audio_endpt_wreg = &dce_v11_0_audio_endpt_wreg;
2967 dce_v11_0_set_display_funcs(adev);
2968 dce_v11_0_set_irq_funcs(adev);
2970 switch (adev->asic_type) {
2972 adev->mode_info.num_crtc = 3;
2973 adev->mode_info.num_hpd = 6;
2974 adev->mode_info.num_dig = 9;
2977 adev->mode_info.num_crtc = 2;
2978 adev->mode_info.num_hpd = 6;
2979 adev->mode_info.num_dig = 9;
2981 case CHIP_ELLESMERE:
2982 adev->mode_info.num_crtc = 6;
2983 adev->mode_info.num_hpd = 6;
2984 adev->mode_info.num_dig = 6;
2987 adev->mode_info.num_crtc = 5;
2988 adev->mode_info.num_hpd = 5;
2989 adev->mode_info.num_dig = 5;
2992 /* FIXME: not supported yet */
2999 static int dce_v11_0_sw_init(void *handle)
3002 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3004 for (i = 0; i < adev->mode_info.num_crtc; i++) {
3005 r = amdgpu_irq_add_id(adev, i + 1, &adev->crtc_irq);
3010 for (i = 8; i < 20; i += 2) {
3011 r = amdgpu_irq_add_id(adev, i, &adev->pageflip_irq);
3017 r = amdgpu_irq_add_id(adev, 42, &adev->hpd_irq);
3021 adev->ddev->mode_config.funcs = &amdgpu_mode_funcs;
3023 adev->ddev->mode_config.max_width = 16384;
3024 adev->ddev->mode_config.max_height = 16384;
3026 adev->ddev->mode_config.preferred_depth = 24;
3027 adev->ddev->mode_config.prefer_shadow = 1;
3029 adev->ddev->mode_config.fb_base = adev->mc.aper_base;
3031 r = amdgpu_modeset_create_props(adev);
3035 adev->ddev->mode_config.max_width = 16384;
3036 adev->ddev->mode_config.max_height = 16384;
3039 /* allocate crtcs */
3040 for (i = 0; i < adev->mode_info.num_crtc; i++) {
3041 r = dce_v11_0_crtc_init(adev, i);
3046 if (amdgpu_atombios_get_connector_info_from_object_table(adev))
3047 amdgpu_print_display_setup(adev->ddev);
3052 r = dce_v11_0_afmt_init(adev);
3056 r = dce_v11_0_audio_init(adev);
3060 drm_kms_helper_poll_init(adev->ddev);
3062 adev->mode_info.mode_config_initialized = true;
3066 static int dce_v11_0_sw_fini(void *handle)
3068 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3070 kfree(adev->mode_info.bios_hardcoded_edid);
3072 drm_kms_helper_poll_fini(adev->ddev);
3074 dce_v11_0_audio_fini(adev);
3076 dce_v11_0_afmt_fini(adev);
3078 adev->mode_info.mode_config_initialized = false;
3083 static int dce_v11_0_hw_init(void *handle)
3086 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3088 dce_v11_0_init_golden_registers(adev);
3090 /* init dig PHYs, disp eng pll */
3091 amdgpu_atombios_crtc_powergate_init(adev);
3092 amdgpu_atombios_encoder_init_dig(adev);
3093 if ((adev->asic_type == CHIP_ELLESMERE) ||
3094 (adev->asic_type == CHIP_BAFFIN)) {
3095 amdgpu_atombios_crtc_set_dce_clock(adev, adev->clock.default_dispclk,
3096 DCE_CLOCK_TYPE_DISPCLK, ATOM_GCK_DFS);
3097 amdgpu_atombios_crtc_set_dce_clock(adev, 0,
3098 DCE_CLOCK_TYPE_DPREFCLK, ATOM_GCK_DFS);
3100 amdgpu_atombios_crtc_set_disp_eng_pll(adev, adev->clock.default_dispclk);
3103 /* initialize hpd */
3104 dce_v11_0_hpd_init(adev);
3106 for (i = 0; i < adev->mode_info.audio.num_pins; i++) {
3107 dce_v11_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false);
3110 dce_v11_0_pageflip_interrupt_init(adev);
3115 static int dce_v11_0_hw_fini(void *handle)
3118 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3120 dce_v11_0_hpd_fini(adev);
3122 for (i = 0; i < adev->mode_info.audio.num_pins; i++) {
3123 dce_v11_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false);
3126 dce_v11_0_pageflip_interrupt_fini(adev);
3131 static int dce_v11_0_suspend(void *handle)
3133 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3135 amdgpu_atombios_scratch_regs_save(adev);
3137 return dce_v11_0_hw_fini(handle);
3140 static int dce_v11_0_resume(void *handle)
3142 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3145 ret = dce_v11_0_hw_init(handle);
3147 amdgpu_atombios_scratch_regs_restore(adev);
3149 /* turn on the BL */
3150 if (adev->mode_info.bl_encoder) {
3151 u8 bl_level = amdgpu_display_backlight_get_level(adev,
3152 adev->mode_info.bl_encoder);
3153 amdgpu_display_backlight_set_level(adev, adev->mode_info.bl_encoder,
3160 static bool dce_v11_0_is_idle(void *handle)
3165 static int dce_v11_0_wait_for_idle(void *handle)
3170 static void dce_v11_0_print_status(void *handle)
3172 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3174 dev_info(adev->dev, "DCE 10.x registers\n");
3178 static int dce_v11_0_soft_reset(void *handle)
3180 u32 srbm_soft_reset = 0, tmp;
3181 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3183 if (dce_v11_0_is_display_hung(adev))
3184 srbm_soft_reset |= SRBM_SOFT_RESET__SOFT_RESET_DC_MASK;
3186 if (srbm_soft_reset) {
3187 dce_v11_0_print_status((void *)adev);
3189 tmp = RREG32(mmSRBM_SOFT_RESET);
3190 tmp |= srbm_soft_reset;
3191 dev_info(adev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp);
3192 WREG32(mmSRBM_SOFT_RESET, tmp);
3193 tmp = RREG32(mmSRBM_SOFT_RESET);
3197 tmp &= ~srbm_soft_reset;
3198 WREG32(mmSRBM_SOFT_RESET, tmp);
3199 tmp = RREG32(mmSRBM_SOFT_RESET);
3201 /* Wait a little for things to settle down */
3203 dce_v11_0_print_status((void *)adev);
3208 static void dce_v11_0_set_crtc_vblank_interrupt_state(struct amdgpu_device *adev,
3210 enum amdgpu_interrupt_state state)
3212 u32 lb_interrupt_mask;
3214 if (crtc >= adev->mode_info.num_crtc) {
3215 DRM_DEBUG("invalid crtc %d\n", crtc);
3220 case AMDGPU_IRQ_STATE_DISABLE:
3221 lb_interrupt_mask = RREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc]);
3222 lb_interrupt_mask = REG_SET_FIELD(lb_interrupt_mask, LB_INTERRUPT_MASK,
3223 VBLANK_INTERRUPT_MASK, 0);
3224 WREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc], lb_interrupt_mask);
3226 case AMDGPU_IRQ_STATE_ENABLE:
3227 lb_interrupt_mask = RREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc]);
3228 lb_interrupt_mask = REG_SET_FIELD(lb_interrupt_mask, LB_INTERRUPT_MASK,
3229 VBLANK_INTERRUPT_MASK, 1);
3230 WREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc], lb_interrupt_mask);
3237 static void dce_v11_0_set_crtc_vline_interrupt_state(struct amdgpu_device *adev,
3239 enum amdgpu_interrupt_state state)
3241 u32 lb_interrupt_mask;
3243 if (crtc >= adev->mode_info.num_crtc) {
3244 DRM_DEBUG("invalid crtc %d\n", crtc);
3249 case AMDGPU_IRQ_STATE_DISABLE:
3250 lb_interrupt_mask = RREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc]);
3251 lb_interrupt_mask = REG_SET_FIELD(lb_interrupt_mask, LB_INTERRUPT_MASK,
3252 VLINE_INTERRUPT_MASK, 0);
3253 WREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc], lb_interrupt_mask);
3255 case AMDGPU_IRQ_STATE_ENABLE:
3256 lb_interrupt_mask = RREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc]);
3257 lb_interrupt_mask = REG_SET_FIELD(lb_interrupt_mask, LB_INTERRUPT_MASK,
3258 VLINE_INTERRUPT_MASK, 1);
3259 WREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc], lb_interrupt_mask);
3266 static int dce_v11_0_set_hpd_irq_state(struct amdgpu_device *adev,
3267 struct amdgpu_irq_src *source,
3269 enum amdgpu_interrupt_state state)
3273 if (hpd >= adev->mode_info.num_hpd) {
3274 DRM_DEBUG("invalid hdp %d\n", hpd);
3279 case AMDGPU_IRQ_STATE_DISABLE:
3280 tmp = RREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd]);
3281 tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_EN, 0);
3282 WREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd], tmp);
3284 case AMDGPU_IRQ_STATE_ENABLE:
3285 tmp = RREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd]);
3286 tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_EN, 1);
3287 WREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd], tmp);
3296 static int dce_v11_0_set_crtc_irq_state(struct amdgpu_device *adev,
3297 struct amdgpu_irq_src *source,
3299 enum amdgpu_interrupt_state state)
3302 case AMDGPU_CRTC_IRQ_VBLANK1:
3303 dce_v11_0_set_crtc_vblank_interrupt_state(adev, 0, state);
3305 case AMDGPU_CRTC_IRQ_VBLANK2:
3306 dce_v11_0_set_crtc_vblank_interrupt_state(adev, 1, state);
3308 case AMDGPU_CRTC_IRQ_VBLANK3:
3309 dce_v11_0_set_crtc_vblank_interrupt_state(adev, 2, state);
3311 case AMDGPU_CRTC_IRQ_VBLANK4:
3312 dce_v11_0_set_crtc_vblank_interrupt_state(adev, 3, state);
3314 case AMDGPU_CRTC_IRQ_VBLANK5:
3315 dce_v11_0_set_crtc_vblank_interrupt_state(adev, 4, state);
3317 case AMDGPU_CRTC_IRQ_VBLANK6:
3318 dce_v11_0_set_crtc_vblank_interrupt_state(adev, 5, state);
3320 case AMDGPU_CRTC_IRQ_VLINE1:
3321 dce_v11_0_set_crtc_vline_interrupt_state(adev, 0, state);
3323 case AMDGPU_CRTC_IRQ_VLINE2:
3324 dce_v11_0_set_crtc_vline_interrupt_state(adev, 1, state);
3326 case AMDGPU_CRTC_IRQ_VLINE3:
3327 dce_v11_0_set_crtc_vline_interrupt_state(adev, 2, state);
3329 case AMDGPU_CRTC_IRQ_VLINE4:
3330 dce_v11_0_set_crtc_vline_interrupt_state(adev, 3, state);
3332 case AMDGPU_CRTC_IRQ_VLINE5:
3333 dce_v11_0_set_crtc_vline_interrupt_state(adev, 4, state);
3335 case AMDGPU_CRTC_IRQ_VLINE6:
3336 dce_v11_0_set_crtc_vline_interrupt_state(adev, 5, state);
3344 static int dce_v11_0_set_pageflip_irq_state(struct amdgpu_device *adev,
3345 struct amdgpu_irq_src *src,
3347 enum amdgpu_interrupt_state state)
3351 if (type >= adev->mode_info.num_crtc) {
3352 DRM_ERROR("invalid pageflip crtc %d\n", type);
3356 reg = RREG32(mmGRPH_INTERRUPT_CONTROL + crtc_offsets[type]);
3357 if (state == AMDGPU_IRQ_STATE_DISABLE)
3358 WREG32(mmGRPH_INTERRUPT_CONTROL + crtc_offsets[type],
3359 reg & ~GRPH_INTERRUPT_CONTROL__GRPH_PFLIP_INT_MASK_MASK);
3361 WREG32(mmGRPH_INTERRUPT_CONTROL + crtc_offsets[type],
3362 reg | GRPH_INTERRUPT_CONTROL__GRPH_PFLIP_INT_MASK_MASK);
3367 static int dce_v11_0_pageflip_irq(struct amdgpu_device *adev,
3368 struct amdgpu_irq_src *source,
3369 struct amdgpu_iv_entry *entry)
3371 unsigned long flags;
3373 struct amdgpu_crtc *amdgpu_crtc;
3374 struct amdgpu_flip_work *works;
3376 crtc_id = (entry->src_id - 8) >> 1;
3377 amdgpu_crtc = adev->mode_info.crtcs[crtc_id];
3379 if (crtc_id >= adev->mode_info.num_crtc) {
3380 DRM_ERROR("invalid pageflip crtc %d\n", crtc_id);
3384 if (RREG32(mmGRPH_INTERRUPT_STATUS + crtc_offsets[crtc_id]) &
3385 GRPH_INTERRUPT_STATUS__GRPH_PFLIP_INT_OCCURRED_MASK)
3386 WREG32(mmGRPH_INTERRUPT_STATUS + crtc_offsets[crtc_id],
3387 GRPH_INTERRUPT_STATUS__GRPH_PFLIP_INT_CLEAR_MASK);
3389 /* IRQ could occur when in initial stage */
3390 if(amdgpu_crtc == NULL)
3393 spin_lock_irqsave(&adev->ddev->event_lock, flags);
3394 works = amdgpu_crtc->pflip_works;
3395 if (amdgpu_crtc->pflip_status != AMDGPU_FLIP_SUBMITTED){
3396 DRM_DEBUG_DRIVER("amdgpu_crtc->pflip_status = %d != "
3397 "AMDGPU_FLIP_SUBMITTED(%d)\n",
3398 amdgpu_crtc->pflip_status,
3399 AMDGPU_FLIP_SUBMITTED);
3400 spin_unlock_irqrestore(&adev->ddev->event_lock, flags);
3404 /* page flip completed. clean up */
3405 amdgpu_crtc->pflip_status = AMDGPU_FLIP_NONE;
3406 amdgpu_crtc->pflip_works = NULL;
3408 /* wakeup usersapce */
3410 drm_send_vblank_event(adev->ddev, crtc_id, works->event);
3412 spin_unlock_irqrestore(&adev->ddev->event_lock, flags);
3414 drm_vblank_put(adev->ddev, amdgpu_crtc->crtc_id);
3415 schedule_work(&works->unpin_work);
3420 static void dce_v11_0_hpd_int_ack(struct amdgpu_device *adev,
3425 if (hpd >= adev->mode_info.num_hpd) {
3426 DRM_DEBUG("invalid hdp %d\n", hpd);
3430 tmp = RREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd]);
3431 tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_ACK, 1);
3432 WREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd], tmp);
3435 static void dce_v11_0_crtc_vblank_int_ack(struct amdgpu_device *adev,
3440 if (crtc < 0 || crtc >= adev->mode_info.num_crtc) {
3441 DRM_DEBUG("invalid crtc %d\n", crtc);
3445 tmp = RREG32(mmLB_VBLANK_STATUS + crtc_offsets[crtc]);
3446 tmp = REG_SET_FIELD(tmp, LB_VBLANK_STATUS, VBLANK_ACK, 1);
3447 WREG32(mmLB_VBLANK_STATUS + crtc_offsets[crtc], tmp);
3450 static void dce_v11_0_crtc_vline_int_ack(struct amdgpu_device *adev,
3455 if (crtc < 0 || crtc >= adev->mode_info.num_crtc) {
3456 DRM_DEBUG("invalid crtc %d\n", crtc);
3460 tmp = RREG32(mmLB_VLINE_STATUS + crtc_offsets[crtc]);
3461 tmp = REG_SET_FIELD(tmp, LB_VLINE_STATUS, VLINE_ACK, 1);
3462 WREG32(mmLB_VLINE_STATUS + crtc_offsets[crtc], tmp);
3465 static int dce_v11_0_crtc_irq(struct amdgpu_device *adev,
3466 struct amdgpu_irq_src *source,
3467 struct amdgpu_iv_entry *entry)
3469 unsigned crtc = entry->src_id - 1;
3470 uint32_t disp_int = RREG32(interrupt_status_offsets[crtc].reg);
3471 unsigned irq_type = amdgpu_crtc_idx_to_irq_type(adev, crtc);
3473 switch (entry->src_data) {
3474 case 0: /* vblank */
3475 if (disp_int & interrupt_status_offsets[crtc].vblank)
3476 dce_v11_0_crtc_vblank_int_ack(adev, crtc);
3478 DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
3480 if (amdgpu_irq_enabled(adev, source, irq_type)) {
3481 drm_handle_vblank(adev->ddev, crtc);
3483 DRM_DEBUG("IH: D%d vblank\n", crtc + 1);
3487 if (disp_int & interrupt_status_offsets[crtc].vline)
3488 dce_v11_0_crtc_vline_int_ack(adev, crtc);
3490 DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
3492 DRM_DEBUG("IH: D%d vline\n", crtc + 1);
3496 DRM_DEBUG("Unhandled interrupt: %d %d\n", entry->src_id, entry->src_data);
3503 static int dce_v11_0_hpd_irq(struct amdgpu_device *adev,
3504 struct amdgpu_irq_src *source,
3505 struct amdgpu_iv_entry *entry)
3507 uint32_t disp_int, mask;
3510 if (entry->src_data >= adev->mode_info.num_hpd) {
3511 DRM_DEBUG("Unhandled interrupt: %d %d\n", entry->src_id, entry->src_data);
3515 hpd = entry->src_data;
3516 disp_int = RREG32(interrupt_status_offsets[hpd].reg);
3517 mask = interrupt_status_offsets[hpd].hpd;
3519 if (disp_int & mask) {
3520 dce_v11_0_hpd_int_ack(adev, hpd);
3521 schedule_work(&adev->hotplug_work);
3522 DRM_DEBUG("IH: HPD%d\n", hpd + 1);
3528 static int dce_v11_0_set_clockgating_state(void *handle,
3529 enum amd_clockgating_state state)
3534 static int dce_v11_0_set_powergating_state(void *handle,
3535 enum amd_powergating_state state)
3540 const struct amd_ip_funcs dce_v11_0_ip_funcs = {
3541 .early_init = dce_v11_0_early_init,
3543 .sw_init = dce_v11_0_sw_init,
3544 .sw_fini = dce_v11_0_sw_fini,
3545 .hw_init = dce_v11_0_hw_init,
3546 .hw_fini = dce_v11_0_hw_fini,
3547 .suspend = dce_v11_0_suspend,
3548 .resume = dce_v11_0_resume,
3549 .is_idle = dce_v11_0_is_idle,
3550 .wait_for_idle = dce_v11_0_wait_for_idle,
3551 .soft_reset = dce_v11_0_soft_reset,
3552 .print_status = dce_v11_0_print_status,
3553 .set_clockgating_state = dce_v11_0_set_clockgating_state,
3554 .set_powergating_state = dce_v11_0_set_powergating_state,
3558 dce_v11_0_encoder_mode_set(struct drm_encoder *encoder,
3559 struct drm_display_mode *mode,
3560 struct drm_display_mode *adjusted_mode)
3562 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
3564 amdgpu_encoder->pixel_clock = adjusted_mode->clock;
3566 /* need to call this here rather than in prepare() since we need some crtc info */
3567 amdgpu_atombios_encoder_dpms(encoder, DRM_MODE_DPMS_OFF);
3569 /* set scaler clears this on some chips */
3570 dce_v11_0_set_interleave(encoder->crtc, mode);
3572 if (amdgpu_atombios_encoder_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_HDMI) {
3573 dce_v11_0_afmt_enable(encoder, true);
3574 dce_v11_0_afmt_setmode(encoder, adjusted_mode);
3578 static void dce_v11_0_encoder_prepare(struct drm_encoder *encoder)
3580 struct amdgpu_device *adev = encoder->dev->dev_private;
3581 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
3582 struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
3584 if ((amdgpu_encoder->active_device &
3585 (ATOM_DEVICE_DFP_SUPPORT | ATOM_DEVICE_LCD_SUPPORT)) ||
3586 (amdgpu_encoder_get_dp_bridge_encoder_id(encoder) !=
3587 ENCODER_OBJECT_ID_NONE)) {
3588 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
3590 dig->dig_encoder = dce_v11_0_pick_dig_encoder(encoder);
3591 if (amdgpu_encoder->active_device & ATOM_DEVICE_DFP_SUPPORT)
3592 dig->afmt = adev->mode_info.afmt[dig->dig_encoder];
3596 amdgpu_atombios_scratch_regs_lock(adev, true);
3599 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
3601 /* select the clock/data port if it uses a router */
3602 if (amdgpu_connector->router.cd_valid)
3603 amdgpu_i2c_router_select_cd_port(amdgpu_connector);
3605 /* turn eDP panel on for mode set */
3606 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP)
3607 amdgpu_atombios_encoder_set_edp_panel_power(connector,
3608 ATOM_TRANSMITTER_ACTION_POWER_ON);
3611 /* this is needed for the pll/ss setup to work correctly in some cases */
3612 amdgpu_atombios_encoder_set_crtc_source(encoder);
3613 /* set up the FMT blocks */
3614 dce_v11_0_program_fmt(encoder);
3617 static void dce_v11_0_encoder_commit(struct drm_encoder *encoder)
3619 struct drm_device *dev = encoder->dev;
3620 struct amdgpu_device *adev = dev->dev_private;
3622 /* need to call this here as we need the crtc set up */
3623 amdgpu_atombios_encoder_dpms(encoder, DRM_MODE_DPMS_ON);
3624 amdgpu_atombios_scratch_regs_lock(adev, false);
3627 static void dce_v11_0_encoder_disable(struct drm_encoder *encoder)
3629 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
3630 struct amdgpu_encoder_atom_dig *dig;
3632 amdgpu_atombios_encoder_dpms(encoder, DRM_MODE_DPMS_OFF);
3634 if (amdgpu_atombios_encoder_is_digital(encoder)) {
3635 if (amdgpu_atombios_encoder_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_HDMI)
3636 dce_v11_0_afmt_enable(encoder, false);
3637 dig = amdgpu_encoder->enc_priv;
3638 dig->dig_encoder = -1;
3640 amdgpu_encoder->active_device = 0;
3643 /* these are handled by the primary encoders */
3644 static void dce_v11_0_ext_prepare(struct drm_encoder *encoder)
3649 static void dce_v11_0_ext_commit(struct drm_encoder *encoder)
3655 dce_v11_0_ext_mode_set(struct drm_encoder *encoder,
3656 struct drm_display_mode *mode,
3657 struct drm_display_mode *adjusted_mode)
3662 static void dce_v11_0_ext_disable(struct drm_encoder *encoder)
3668 dce_v11_0_ext_dpms(struct drm_encoder *encoder, int mode)
3673 static const struct drm_encoder_helper_funcs dce_v11_0_ext_helper_funcs = {
3674 .dpms = dce_v11_0_ext_dpms,
3675 .prepare = dce_v11_0_ext_prepare,
3676 .mode_set = dce_v11_0_ext_mode_set,
3677 .commit = dce_v11_0_ext_commit,
3678 .disable = dce_v11_0_ext_disable,
3679 /* no detect for TMDS/LVDS yet */
3682 static const struct drm_encoder_helper_funcs dce_v11_0_dig_helper_funcs = {
3683 .dpms = amdgpu_atombios_encoder_dpms,
3684 .mode_fixup = amdgpu_atombios_encoder_mode_fixup,
3685 .prepare = dce_v11_0_encoder_prepare,
3686 .mode_set = dce_v11_0_encoder_mode_set,
3687 .commit = dce_v11_0_encoder_commit,
3688 .disable = dce_v11_0_encoder_disable,
3689 .detect = amdgpu_atombios_encoder_dig_detect,
3692 static const struct drm_encoder_helper_funcs dce_v11_0_dac_helper_funcs = {
3693 .dpms = amdgpu_atombios_encoder_dpms,
3694 .mode_fixup = amdgpu_atombios_encoder_mode_fixup,
3695 .prepare = dce_v11_0_encoder_prepare,
3696 .mode_set = dce_v11_0_encoder_mode_set,
3697 .commit = dce_v11_0_encoder_commit,
3698 .detect = amdgpu_atombios_encoder_dac_detect,
3701 static void dce_v11_0_encoder_destroy(struct drm_encoder *encoder)
3703 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
3704 if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
3705 amdgpu_atombios_encoder_fini_backlight(amdgpu_encoder);
3706 kfree(amdgpu_encoder->enc_priv);
3707 drm_encoder_cleanup(encoder);
3708 kfree(amdgpu_encoder);
3711 static const struct drm_encoder_funcs dce_v11_0_encoder_funcs = {
3712 .destroy = dce_v11_0_encoder_destroy,
3715 static void dce_v11_0_encoder_add(struct amdgpu_device *adev,
3716 uint32_t encoder_enum,
3717 uint32_t supported_device,
3720 struct drm_device *dev = adev->ddev;
3721 struct drm_encoder *encoder;
3722 struct amdgpu_encoder *amdgpu_encoder;
3724 /* see if we already added it */
3725 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
3726 amdgpu_encoder = to_amdgpu_encoder(encoder);
3727 if (amdgpu_encoder->encoder_enum == encoder_enum) {
3728 amdgpu_encoder->devices |= supported_device;
3735 amdgpu_encoder = kzalloc(sizeof(struct amdgpu_encoder), GFP_KERNEL);
3736 if (!amdgpu_encoder)
3739 encoder = &amdgpu_encoder->base;
3740 switch (adev->mode_info.num_crtc) {
3742 encoder->possible_crtcs = 0x1;
3746 encoder->possible_crtcs = 0x3;
3749 encoder->possible_crtcs = 0xf;
3752 encoder->possible_crtcs = 0x3f;
3756 amdgpu_encoder->enc_priv = NULL;
3758 amdgpu_encoder->encoder_enum = encoder_enum;
3759 amdgpu_encoder->encoder_id = (encoder_enum & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT;
3760 amdgpu_encoder->devices = supported_device;
3761 amdgpu_encoder->rmx_type = RMX_OFF;
3762 amdgpu_encoder->underscan_type = UNDERSCAN_OFF;
3763 amdgpu_encoder->is_ext_encoder = false;
3764 amdgpu_encoder->caps = caps;
3766 switch (amdgpu_encoder->encoder_id) {
3767 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
3768 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
3769 drm_encoder_init(dev, encoder, &dce_v11_0_encoder_funcs,
3770 DRM_MODE_ENCODER_DAC, NULL);
3771 drm_encoder_helper_add(encoder, &dce_v11_0_dac_helper_funcs);
3773 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
3774 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
3775 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
3776 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
3777 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
3778 if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
3779 amdgpu_encoder->rmx_type = RMX_FULL;
3780 drm_encoder_init(dev, encoder, &dce_v11_0_encoder_funcs,
3781 DRM_MODE_ENCODER_LVDS, NULL);
3782 amdgpu_encoder->enc_priv = amdgpu_atombios_encoder_get_lcd_info(amdgpu_encoder);
3783 } else if (amdgpu_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT)) {
3784 drm_encoder_init(dev, encoder, &dce_v11_0_encoder_funcs,
3785 DRM_MODE_ENCODER_DAC, NULL);
3786 amdgpu_encoder->enc_priv = amdgpu_atombios_encoder_get_dig_info(amdgpu_encoder);
3788 drm_encoder_init(dev, encoder, &dce_v11_0_encoder_funcs,
3789 DRM_MODE_ENCODER_TMDS, NULL);
3790 amdgpu_encoder->enc_priv = amdgpu_atombios_encoder_get_dig_info(amdgpu_encoder);
3792 drm_encoder_helper_add(encoder, &dce_v11_0_dig_helper_funcs);
3794 case ENCODER_OBJECT_ID_SI170B:
3795 case ENCODER_OBJECT_ID_CH7303:
3796 case ENCODER_OBJECT_ID_EXTERNAL_SDVOA:
3797 case ENCODER_OBJECT_ID_EXTERNAL_SDVOB:
3798 case ENCODER_OBJECT_ID_TITFP513:
3799 case ENCODER_OBJECT_ID_VT1623:
3800 case ENCODER_OBJECT_ID_HDMI_SI1930:
3801 case ENCODER_OBJECT_ID_TRAVIS:
3802 case ENCODER_OBJECT_ID_NUTMEG:
3803 /* these are handled by the primary encoders */
3804 amdgpu_encoder->is_ext_encoder = true;
3805 if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
3806 drm_encoder_init(dev, encoder, &dce_v11_0_encoder_funcs,
3807 DRM_MODE_ENCODER_LVDS, NULL);
3808 else if (amdgpu_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT))
3809 drm_encoder_init(dev, encoder, &dce_v11_0_encoder_funcs,
3810 DRM_MODE_ENCODER_DAC, NULL);
3812 drm_encoder_init(dev, encoder, &dce_v11_0_encoder_funcs,
3813 DRM_MODE_ENCODER_TMDS, NULL);
3814 drm_encoder_helper_add(encoder, &dce_v11_0_ext_helper_funcs);
3819 static const struct amdgpu_display_funcs dce_v11_0_display_funcs = {
3820 .set_vga_render_state = &dce_v11_0_set_vga_render_state,
3821 .bandwidth_update = &dce_v11_0_bandwidth_update,
3822 .vblank_get_counter = &dce_v11_0_vblank_get_counter,
3823 .vblank_wait = &dce_v11_0_vblank_wait,
3824 .is_display_hung = &dce_v11_0_is_display_hung,
3825 .backlight_set_level = &amdgpu_atombios_encoder_set_backlight_level,
3826 .backlight_get_level = &amdgpu_atombios_encoder_get_backlight_level,
3827 .hpd_sense = &dce_v11_0_hpd_sense,
3828 .hpd_set_polarity = &dce_v11_0_hpd_set_polarity,
3829 .hpd_get_gpio_reg = &dce_v11_0_hpd_get_gpio_reg,
3830 .page_flip = &dce_v11_0_page_flip,
3831 .page_flip_get_scanoutpos = &dce_v11_0_crtc_get_scanoutpos,
3832 .add_encoder = &dce_v11_0_encoder_add,
3833 .add_connector = &amdgpu_connector_add,
3834 .stop_mc_access = &dce_v11_0_stop_mc_access,
3835 .resume_mc_access = &dce_v11_0_resume_mc_access,
3838 static void dce_v11_0_set_display_funcs(struct amdgpu_device *adev)
3840 if (adev->mode_info.funcs == NULL)
3841 adev->mode_info.funcs = &dce_v11_0_display_funcs;
3844 static const struct amdgpu_irq_src_funcs dce_v11_0_crtc_irq_funcs = {
3845 .set = dce_v11_0_set_crtc_irq_state,
3846 .process = dce_v11_0_crtc_irq,
3849 static const struct amdgpu_irq_src_funcs dce_v11_0_pageflip_irq_funcs = {
3850 .set = dce_v11_0_set_pageflip_irq_state,
3851 .process = dce_v11_0_pageflip_irq,
3854 static const struct amdgpu_irq_src_funcs dce_v11_0_hpd_irq_funcs = {
3855 .set = dce_v11_0_set_hpd_irq_state,
3856 .process = dce_v11_0_hpd_irq,
3859 static void dce_v11_0_set_irq_funcs(struct amdgpu_device *adev)
3861 adev->crtc_irq.num_types = AMDGPU_CRTC_IRQ_LAST;
3862 adev->crtc_irq.funcs = &dce_v11_0_crtc_irq_funcs;
3864 adev->pageflip_irq.num_types = AMDGPU_PAGEFLIP_IRQ_LAST;
3865 adev->pageflip_irq.funcs = &dce_v11_0_pageflip_irq_funcs;
3867 adev->hpd_irq.num_types = AMDGPU_HPD_LAST;
3868 adev->hpd_irq.funcs = &dce_v11_0_hpd_irq_funcs;