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_10_0_d.h"
36 #include "dce/dce_10_0_sh_mask.h"
37 #include "dce/dce_10_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_v10_0_set_display_funcs(struct amdgpu_device *adev);
44 static void dce_v10_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[] = {
83 } interrupt_status_offsets[] = { {
84 .reg = mmDISP_INTERRUPT_STATUS,
85 .vblank = DISP_INTERRUPT_STATUS__LB_D1_VBLANK_INTERRUPT_MASK,
86 .vline = DISP_INTERRUPT_STATUS__LB_D1_VLINE_INTERRUPT_MASK,
87 .hpd = DISP_INTERRUPT_STATUS__DC_HPD1_INTERRUPT_MASK
89 .reg = mmDISP_INTERRUPT_STATUS_CONTINUE,
90 .vblank = DISP_INTERRUPT_STATUS_CONTINUE__LB_D2_VBLANK_INTERRUPT_MASK,
91 .vline = DISP_INTERRUPT_STATUS_CONTINUE__LB_D2_VLINE_INTERRUPT_MASK,
92 .hpd = DISP_INTERRUPT_STATUS_CONTINUE__DC_HPD2_INTERRUPT_MASK
94 .reg = mmDISP_INTERRUPT_STATUS_CONTINUE2,
95 .vblank = DISP_INTERRUPT_STATUS_CONTINUE2__LB_D3_VBLANK_INTERRUPT_MASK,
96 .vline = DISP_INTERRUPT_STATUS_CONTINUE2__LB_D3_VLINE_INTERRUPT_MASK,
97 .hpd = DISP_INTERRUPT_STATUS_CONTINUE2__DC_HPD3_INTERRUPT_MASK
99 .reg = mmDISP_INTERRUPT_STATUS_CONTINUE3,
100 .vblank = DISP_INTERRUPT_STATUS_CONTINUE3__LB_D4_VBLANK_INTERRUPT_MASK,
101 .vline = DISP_INTERRUPT_STATUS_CONTINUE3__LB_D4_VLINE_INTERRUPT_MASK,
102 .hpd = DISP_INTERRUPT_STATUS_CONTINUE3__DC_HPD4_INTERRUPT_MASK
104 .reg = mmDISP_INTERRUPT_STATUS_CONTINUE4,
105 .vblank = DISP_INTERRUPT_STATUS_CONTINUE4__LB_D5_VBLANK_INTERRUPT_MASK,
106 .vline = DISP_INTERRUPT_STATUS_CONTINUE4__LB_D5_VLINE_INTERRUPT_MASK,
107 .hpd = DISP_INTERRUPT_STATUS_CONTINUE4__DC_HPD5_INTERRUPT_MASK
109 .reg = mmDISP_INTERRUPT_STATUS_CONTINUE5,
110 .vblank = DISP_INTERRUPT_STATUS_CONTINUE5__LB_D6_VBLANK_INTERRUPT_MASK,
111 .vline = DISP_INTERRUPT_STATUS_CONTINUE5__LB_D6_VLINE_INTERRUPT_MASK,
112 .hpd = DISP_INTERRUPT_STATUS_CONTINUE5__DC_HPD6_INTERRUPT_MASK
115 static const u32 golden_settings_tonga_a11[] =
117 mmDCI_CLK_CNTL, 0x00000080, 0x00000000,
118 mmFBC_DEBUG_COMP, 0x000000f0, 0x00000070,
119 mmFBC_MISC, 0x1f311fff, 0x12300000,
120 mmHDMI_CONTROL, 0x31000111, 0x00000011,
123 static const u32 tonga_mgcg_cgcg_init[] =
125 mmXDMA_CLOCK_GATING_CNTL, 0xffffffff, 0x00000100,
126 mmXDMA_MEM_POWER_CNTL, 0x00000101, 0x00000000,
129 static const u32 golden_settings_fiji_a10[] =
131 mmDCI_CLK_CNTL, 0x00000080, 0x00000000,
132 mmFBC_DEBUG_COMP, 0x000000f0, 0x00000070,
133 mmFBC_MISC, 0x1f311fff, 0x12300000,
134 mmHDMI_CONTROL, 0x31000111, 0x00000011,
137 static const u32 fiji_mgcg_cgcg_init[] =
139 mmXDMA_CLOCK_GATING_CNTL, 0xffffffff, 0x00000100,
140 mmXDMA_MEM_POWER_CNTL, 0x00000101, 0x00000000,
143 static void dce_v10_0_init_golden_registers(struct amdgpu_device *adev)
145 switch (adev->asic_type) {
147 amdgpu_program_register_sequence(adev,
149 (const u32)ARRAY_SIZE(fiji_mgcg_cgcg_init));
150 amdgpu_program_register_sequence(adev,
151 golden_settings_fiji_a10,
152 (const u32)ARRAY_SIZE(golden_settings_fiji_a10));
155 amdgpu_program_register_sequence(adev,
156 tonga_mgcg_cgcg_init,
157 (const u32)ARRAY_SIZE(tonga_mgcg_cgcg_init));
158 amdgpu_program_register_sequence(adev,
159 golden_settings_tonga_a11,
160 (const u32)ARRAY_SIZE(golden_settings_tonga_a11));
167 static u32 dce_v10_0_audio_endpt_rreg(struct amdgpu_device *adev,
168 u32 block_offset, u32 reg)
173 spin_lock_irqsave(&adev->audio_endpt_idx_lock, flags);
174 WREG32(mmAZALIA_F0_CODEC_ENDPOINT_INDEX + block_offset, reg);
175 r = RREG32(mmAZALIA_F0_CODEC_ENDPOINT_DATA + block_offset);
176 spin_unlock_irqrestore(&adev->audio_endpt_idx_lock, flags);
181 static void dce_v10_0_audio_endpt_wreg(struct amdgpu_device *adev,
182 u32 block_offset, u32 reg, u32 v)
186 spin_lock_irqsave(&adev->audio_endpt_idx_lock, flags);
187 WREG32(mmAZALIA_F0_CODEC_ENDPOINT_INDEX + block_offset, reg);
188 WREG32(mmAZALIA_F0_CODEC_ENDPOINT_DATA + block_offset, v);
189 spin_unlock_irqrestore(&adev->audio_endpt_idx_lock, flags);
192 static bool dce_v10_0_is_in_vblank(struct amdgpu_device *adev, int crtc)
194 if (RREG32(mmCRTC_STATUS + crtc_offsets[crtc]) &
195 CRTC_V_BLANK_START_END__CRTC_V_BLANK_START_MASK)
201 static bool dce_v10_0_is_counter_moving(struct amdgpu_device *adev, int crtc)
205 pos1 = RREG32(mmCRTC_STATUS_POSITION + crtc_offsets[crtc]);
206 pos2 = RREG32(mmCRTC_STATUS_POSITION + crtc_offsets[crtc]);
215 * dce_v10_0_vblank_wait - vblank wait asic callback.
217 * @adev: amdgpu_device pointer
218 * @crtc: crtc to wait for vblank on
220 * Wait for vblank on the requested crtc (evergreen+).
222 static void dce_v10_0_vblank_wait(struct amdgpu_device *adev, int crtc)
226 if (crtc >= adev->mode_info.num_crtc)
229 if (!(RREG32(mmCRTC_CONTROL + crtc_offsets[crtc]) & CRTC_CONTROL__CRTC_MASTER_EN_MASK))
232 /* depending on when we hit vblank, we may be close to active; if so,
233 * wait for another frame.
235 while (dce_v10_0_is_in_vblank(adev, crtc)) {
238 if (!dce_v10_0_is_counter_moving(adev, crtc))
243 while (!dce_v10_0_is_in_vblank(adev, crtc)) {
246 if (!dce_v10_0_is_counter_moving(adev, crtc))
252 static u32 dce_v10_0_vblank_get_counter(struct amdgpu_device *adev, int crtc)
254 if (crtc >= adev->mode_info.num_crtc)
257 return RREG32(mmCRTC_STATUS_FRAME_COUNT + crtc_offsets[crtc]);
260 static void dce_v10_0_pageflip_interrupt_init(struct amdgpu_device *adev)
264 /* Enable pflip interrupts */
265 for (i = 0; i < adev->mode_info.num_crtc; i++)
266 amdgpu_irq_get(adev, &adev->pageflip_irq, i);
269 static void dce_v10_0_pageflip_interrupt_fini(struct amdgpu_device *adev)
273 /* Disable pflip interrupts */
274 for (i = 0; i < adev->mode_info.num_crtc; i++)
275 amdgpu_irq_put(adev, &adev->pageflip_irq, i);
279 * dce_v10_0_page_flip - pageflip callback.
281 * @adev: amdgpu_device pointer
282 * @crtc_id: crtc to cleanup pageflip on
283 * @crtc_base: new address of the crtc (GPU MC address)
285 * Triggers the actual pageflip by updating the primary
286 * surface base address.
288 static void dce_v10_0_page_flip(struct amdgpu_device *adev,
289 int crtc_id, u64 crtc_base, bool async)
291 struct amdgpu_crtc *amdgpu_crtc = adev->mode_info.crtcs[crtc_id];
294 /* flip at hsync for async, default is vsync */
295 tmp = RREG32(mmGRPH_FLIP_CONTROL + amdgpu_crtc->crtc_offset);
296 tmp = REG_SET_FIELD(tmp, GRPH_FLIP_CONTROL,
297 GRPH_SURFACE_UPDATE_H_RETRACE_EN, async ? 1 : 0);
298 WREG32(mmGRPH_FLIP_CONTROL + amdgpu_crtc->crtc_offset, tmp);
299 /* update the primary scanout address */
300 WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset,
301 upper_32_bits(crtc_base));
302 /* writing to the low address triggers the update */
303 WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset,
304 lower_32_bits(crtc_base));
306 RREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset);
309 static int dce_v10_0_crtc_get_scanoutpos(struct amdgpu_device *adev, int crtc,
310 u32 *vbl, u32 *position)
312 if ((crtc < 0) || (crtc >= adev->mode_info.num_crtc))
315 *vbl = RREG32(mmCRTC_V_BLANK_START_END + crtc_offsets[crtc]);
316 *position = RREG32(mmCRTC_STATUS_POSITION + crtc_offsets[crtc]);
322 * dce_v10_0_hpd_sense - hpd sense callback.
324 * @adev: amdgpu_device pointer
325 * @hpd: hpd (hotplug detect) pin
327 * Checks if a digital monitor is connected (evergreen+).
328 * Returns true if connected, false if not connected.
330 static bool dce_v10_0_hpd_sense(struct amdgpu_device *adev,
331 enum amdgpu_hpd_id hpd)
334 bool connected = false;
359 if (RREG32(mmDC_HPD_INT_STATUS + hpd_offsets[idx]) &
360 DC_HPD_INT_STATUS__DC_HPD_SENSE_MASK)
367 * dce_v10_0_hpd_set_polarity - hpd set polarity callback.
369 * @adev: amdgpu_device pointer
370 * @hpd: hpd (hotplug detect) pin
372 * Set the polarity of the hpd pin (evergreen+).
374 static void dce_v10_0_hpd_set_polarity(struct amdgpu_device *adev,
375 enum amdgpu_hpd_id hpd)
378 bool connected = dce_v10_0_hpd_sense(adev, hpd);
404 tmp = RREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[idx]);
406 tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_POLARITY, 0);
408 tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_POLARITY, 1);
409 WREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[idx], tmp);
413 * dce_v10_0_hpd_init - hpd setup callback.
415 * @adev: amdgpu_device pointer
417 * Setup the hpd pins used by the card (evergreen+).
418 * Enable the pin, set the polarity, and enable the hpd interrupts.
420 static void dce_v10_0_hpd_init(struct amdgpu_device *adev)
422 struct drm_device *dev = adev->ddev;
423 struct drm_connector *connector;
427 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
428 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
430 switch (amdgpu_connector->hpd.hpd) {
453 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP ||
454 connector->connector_type == DRM_MODE_CONNECTOR_LVDS) {
455 /* don't try to enable hpd on eDP or LVDS avoid breaking the
456 * aux dp channel on imac and help (but not completely fix)
457 * https://bugzilla.redhat.com/show_bug.cgi?id=726143
458 * also avoid interrupt storms during dpms.
460 tmp = RREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[idx]);
461 tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_EN, 0);
462 WREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[idx], tmp);
466 tmp = RREG32(mmDC_HPD_CONTROL + hpd_offsets[idx]);
467 tmp = REG_SET_FIELD(tmp, DC_HPD_CONTROL, DC_HPD_EN, 1);
468 WREG32(mmDC_HPD_CONTROL + hpd_offsets[idx], tmp);
470 tmp = RREG32(mmDC_HPD_TOGGLE_FILT_CNTL + hpd_offsets[idx]);
471 tmp = REG_SET_FIELD(tmp, DC_HPD_TOGGLE_FILT_CNTL,
472 DC_HPD_CONNECT_INT_DELAY,
473 AMDGPU_HPD_CONNECT_INT_DELAY_IN_MS);
474 tmp = REG_SET_FIELD(tmp, DC_HPD_TOGGLE_FILT_CNTL,
475 DC_HPD_DISCONNECT_INT_DELAY,
476 AMDGPU_HPD_DISCONNECT_INT_DELAY_IN_MS);
477 WREG32(mmDC_HPD_TOGGLE_FILT_CNTL + hpd_offsets[idx], tmp);
479 dce_v10_0_hpd_set_polarity(adev, amdgpu_connector->hpd.hpd);
480 amdgpu_irq_get(adev, &adev->hpd_irq,
481 amdgpu_connector->hpd.hpd);
486 * dce_v10_0_hpd_fini - hpd tear down callback.
488 * @adev: amdgpu_device pointer
490 * Tear down the hpd pins used by the card (evergreen+).
491 * Disable the hpd interrupts.
493 static void dce_v10_0_hpd_fini(struct amdgpu_device *adev)
495 struct drm_device *dev = adev->ddev;
496 struct drm_connector *connector;
500 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
501 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
503 switch (amdgpu_connector->hpd.hpd) {
526 tmp = RREG32(mmDC_HPD_CONTROL + hpd_offsets[idx]);
527 tmp = REG_SET_FIELD(tmp, DC_HPD_CONTROL, DC_HPD_EN, 0);
528 WREG32(mmDC_HPD_CONTROL + hpd_offsets[idx], tmp);
530 amdgpu_irq_put(adev, &adev->hpd_irq,
531 amdgpu_connector->hpd.hpd);
535 static u32 dce_v10_0_hpd_get_gpio_reg(struct amdgpu_device *adev)
537 return mmDC_GPIO_HPD_A;
540 static bool dce_v10_0_is_display_hung(struct amdgpu_device *adev)
546 for (i = 0; i < adev->mode_info.num_crtc; i++) {
547 tmp = RREG32(mmCRTC_CONTROL + crtc_offsets[i]);
548 if (REG_GET_FIELD(tmp, CRTC_CONTROL, CRTC_MASTER_EN)) {
549 crtc_status[i] = RREG32(mmCRTC_STATUS_HV_COUNT + crtc_offsets[i]);
550 crtc_hung |= (1 << i);
554 for (j = 0; j < 10; j++) {
555 for (i = 0; i < adev->mode_info.num_crtc; i++) {
556 if (crtc_hung & (1 << i)) {
557 tmp = RREG32(mmCRTC_STATUS_HV_COUNT + crtc_offsets[i]);
558 if (tmp != crtc_status[i])
559 crtc_hung &= ~(1 << i);
570 static void dce_v10_0_stop_mc_access(struct amdgpu_device *adev,
571 struct amdgpu_mode_mc_save *save)
573 u32 crtc_enabled, tmp;
576 save->vga_render_control = RREG32(mmVGA_RENDER_CONTROL);
577 save->vga_hdp_control = RREG32(mmVGA_HDP_CONTROL);
579 /* disable VGA render */
580 tmp = RREG32(mmVGA_RENDER_CONTROL);
581 tmp = REG_SET_FIELD(tmp, VGA_RENDER_CONTROL, VGA_VSTATUS_CNTL, 0);
582 WREG32(mmVGA_RENDER_CONTROL, tmp);
584 /* blank the display controllers */
585 for (i = 0; i < adev->mode_info.num_crtc; i++) {
586 crtc_enabled = REG_GET_FIELD(RREG32(mmCRTC_CONTROL + crtc_offsets[i]),
587 CRTC_CONTROL, CRTC_MASTER_EN);
593 save->crtc_enabled[i] = true;
594 tmp = RREG32(mmCRTC_BLANK_CONTROL + crtc_offsets[i]);
595 if (REG_GET_FIELD(tmp, CRTC_BLANK_CONTROL, CRTC_BLANK_DATA_EN) == 0) {
596 amdgpu_display_vblank_wait(adev, i);
597 WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 1);
598 tmp = REG_SET_FIELD(tmp, CRTC_BLANK_CONTROL, CRTC_BLANK_DATA_EN, 1);
599 WREG32(mmCRTC_BLANK_CONTROL + crtc_offsets[i], tmp);
600 WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 0);
602 /* wait for the next frame */
603 frame_count = amdgpu_display_vblank_get_counter(adev, i);
604 for (j = 0; j < adev->usec_timeout; j++) {
605 if (amdgpu_display_vblank_get_counter(adev, i) != frame_count)
609 tmp = RREG32(mmGRPH_UPDATE + crtc_offsets[i]);
610 if (REG_GET_FIELD(tmp, GRPH_UPDATE, GRPH_UPDATE_LOCK) == 0) {
611 tmp = REG_SET_FIELD(tmp, GRPH_UPDATE, GRPH_UPDATE_LOCK, 1);
612 WREG32(mmGRPH_UPDATE + crtc_offsets[i], tmp);
614 tmp = RREG32(mmMASTER_UPDATE_LOCK + crtc_offsets[i]);
615 if (REG_GET_FIELD(tmp, MASTER_UPDATE_LOCK, MASTER_UPDATE_LOCK) == 0) {
616 tmp = REG_SET_FIELD(tmp, MASTER_UPDATE_LOCK, MASTER_UPDATE_LOCK, 1);
617 WREG32(mmMASTER_UPDATE_LOCK + crtc_offsets[i], tmp);
620 /* XXX this is a hack to avoid strange behavior with EFI on certain systems */
621 WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 1);
622 tmp = RREG32(mmCRTC_CONTROL + crtc_offsets[i]);
623 tmp = REG_SET_FIELD(tmp, CRTC_CONTROL, CRTC_MASTER_EN, 0);
624 WREG32(mmCRTC_CONTROL + crtc_offsets[i], tmp);
625 WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 0);
626 save->crtc_enabled[i] = false;
630 save->crtc_enabled[i] = false;
635 static void dce_v10_0_resume_mc_access(struct amdgpu_device *adev,
636 struct amdgpu_mode_mc_save *save)
638 u32 tmp, frame_count;
641 /* update crtc base addresses */
642 for (i = 0; i < adev->mode_info.num_crtc; i++) {
643 WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS_HIGH + crtc_offsets[i],
644 upper_32_bits(adev->mc.vram_start));
645 WREG32(mmGRPH_SECONDARY_SURFACE_ADDRESS_HIGH + crtc_offsets[i],
646 upper_32_bits(adev->mc.vram_start));
647 WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS + crtc_offsets[i],
648 (u32)adev->mc.vram_start);
649 WREG32(mmGRPH_SECONDARY_SURFACE_ADDRESS + crtc_offsets[i],
650 (u32)adev->mc.vram_start);
652 if (save->crtc_enabled[i]) {
653 tmp = RREG32(mmMASTER_UPDATE_MODE + crtc_offsets[i]);
654 if (REG_GET_FIELD(tmp, MASTER_UPDATE_MODE, MASTER_UPDATE_MODE) != 0) {
655 tmp = REG_SET_FIELD(tmp, MASTER_UPDATE_MODE, MASTER_UPDATE_MODE, 0);
656 WREG32(mmMASTER_UPDATE_MODE + crtc_offsets[i], tmp);
658 tmp = RREG32(mmGRPH_UPDATE + crtc_offsets[i]);
659 if (REG_GET_FIELD(tmp, GRPH_UPDATE, GRPH_UPDATE_LOCK)) {
660 tmp = REG_SET_FIELD(tmp, GRPH_UPDATE, GRPH_UPDATE_LOCK, 0);
661 WREG32(mmGRPH_UPDATE + crtc_offsets[i], tmp);
663 tmp = RREG32(mmMASTER_UPDATE_LOCK + crtc_offsets[i]);
664 if (REG_GET_FIELD(tmp, MASTER_UPDATE_LOCK, MASTER_UPDATE_LOCK)) {
665 tmp = REG_SET_FIELD(tmp, MASTER_UPDATE_LOCK, MASTER_UPDATE_LOCK, 0);
666 WREG32(mmMASTER_UPDATE_LOCK + crtc_offsets[i], tmp);
668 for (j = 0; j < adev->usec_timeout; j++) {
669 tmp = RREG32(mmGRPH_UPDATE + crtc_offsets[i]);
670 if (REG_GET_FIELD(tmp, GRPH_UPDATE, GRPH_SURFACE_UPDATE_PENDING) == 0)
674 tmp = RREG32(mmCRTC_BLANK_CONTROL + crtc_offsets[i]);
675 tmp = REG_SET_FIELD(tmp, CRTC_BLANK_CONTROL, CRTC_BLANK_DATA_EN, 0);
676 WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 1);
677 WREG32(mmCRTC_BLANK_CONTROL + crtc_offsets[i], tmp);
678 WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 0);
679 /* wait for the next frame */
680 frame_count = amdgpu_display_vblank_get_counter(adev, i);
681 for (j = 0; j < adev->usec_timeout; j++) {
682 if (amdgpu_display_vblank_get_counter(adev, i) != frame_count)
689 WREG32(mmVGA_MEMORY_BASE_ADDRESS_HIGH, upper_32_bits(adev->mc.vram_start));
690 WREG32(mmVGA_MEMORY_BASE_ADDRESS, lower_32_bits(adev->mc.vram_start));
692 /* Unlock vga access */
693 WREG32(mmVGA_HDP_CONTROL, save->vga_hdp_control);
695 WREG32(mmVGA_RENDER_CONTROL, save->vga_render_control);
698 static void dce_v10_0_set_vga_render_state(struct amdgpu_device *adev,
703 /* Lockout access through VGA aperture*/
704 tmp = RREG32(mmVGA_HDP_CONTROL);
706 tmp = REG_SET_FIELD(tmp, VGA_HDP_CONTROL, VGA_MEMORY_DISABLE, 0);
708 tmp = REG_SET_FIELD(tmp, VGA_HDP_CONTROL, VGA_MEMORY_DISABLE, 1);
709 WREG32(mmVGA_HDP_CONTROL, tmp);
711 /* disable VGA render */
712 tmp = RREG32(mmVGA_RENDER_CONTROL);
714 tmp = REG_SET_FIELD(tmp, VGA_RENDER_CONTROL, VGA_VSTATUS_CNTL, 1);
716 tmp = REG_SET_FIELD(tmp, VGA_RENDER_CONTROL, VGA_VSTATUS_CNTL, 0);
717 WREG32(mmVGA_RENDER_CONTROL, tmp);
720 static int dce_v10_0_get_num_crtc(struct amdgpu_device *adev)
724 switch (adev->asic_type) {
735 void dce_v10_0_disable_dce(struct amdgpu_device *adev)
737 /*Disable VGA render and enabled crtc, if has DCE engine*/
738 if (amdgpu_atombios_has_dce_engine_info(adev)) {
742 dce_v10_0_set_vga_render_state(adev, false);
745 for (i = 0; i < dce_v10_0_get_num_crtc(adev); i++) {
746 crtc_enabled = REG_GET_FIELD(RREG32(mmCRTC_CONTROL + crtc_offsets[i]),
747 CRTC_CONTROL, CRTC_MASTER_EN);
749 WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 1);
750 tmp = RREG32(mmCRTC_CONTROL + crtc_offsets[i]);
751 tmp = REG_SET_FIELD(tmp, CRTC_CONTROL, CRTC_MASTER_EN, 0);
752 WREG32(mmCRTC_CONTROL + crtc_offsets[i], tmp);
753 WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 0);
759 static void dce_v10_0_program_fmt(struct drm_encoder *encoder)
761 struct drm_device *dev = encoder->dev;
762 struct amdgpu_device *adev = dev->dev_private;
763 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
764 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc);
765 struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
768 enum amdgpu_connector_dither dither = AMDGPU_FMT_DITHER_DISABLE;
771 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
772 bpc = amdgpu_connector_get_monitor_bpc(connector);
773 dither = amdgpu_connector->dither;
776 /* LVDS/eDP FMT is set up by atom */
777 if (amdgpu_encoder->devices & ATOM_DEVICE_LCD_SUPPORT)
780 /* not needed for analog */
781 if ((amdgpu_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1) ||
782 (amdgpu_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2))
790 if (dither == AMDGPU_FMT_DITHER_ENABLE) {
791 /* XXX sort out optimal dither settings */
792 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_FRAME_RANDOM_ENABLE, 1);
793 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_HIGHPASS_RANDOM_ENABLE, 1);
794 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_SPATIAL_DITHER_EN, 1);
795 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_SPATIAL_DITHER_DEPTH, 0);
797 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_TRUNCATE_EN, 1);
798 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_TRUNCATE_DEPTH, 0);
802 if (dither == AMDGPU_FMT_DITHER_ENABLE) {
803 /* XXX sort out optimal dither settings */
804 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_FRAME_RANDOM_ENABLE, 1);
805 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_HIGHPASS_RANDOM_ENABLE, 1);
806 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_RGB_RANDOM_ENABLE, 1);
807 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_SPATIAL_DITHER_EN, 1);
808 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_SPATIAL_DITHER_DEPTH, 1);
810 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_TRUNCATE_EN, 1);
811 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_TRUNCATE_DEPTH, 1);
815 if (dither == AMDGPU_FMT_DITHER_ENABLE) {
816 /* XXX sort out optimal dither settings */
817 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_FRAME_RANDOM_ENABLE, 1);
818 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_HIGHPASS_RANDOM_ENABLE, 1);
819 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_RGB_RANDOM_ENABLE, 1);
820 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_SPATIAL_DITHER_EN, 1);
821 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_SPATIAL_DITHER_DEPTH, 2);
823 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_TRUNCATE_EN, 1);
824 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_TRUNCATE_DEPTH, 2);
832 WREG32(mmFMT_BIT_DEPTH_CONTROL + amdgpu_crtc->crtc_offset, tmp);
836 /* display watermark setup */
838 * dce_v10_0_line_buffer_adjust - Set up the line buffer
840 * @adev: amdgpu_device pointer
841 * @amdgpu_crtc: the selected display controller
842 * @mode: the current display mode on the selected display
845 * Setup up the line buffer allocation for
846 * the selected display controller (CIK).
847 * Returns the line buffer size in pixels.
849 static u32 dce_v10_0_line_buffer_adjust(struct amdgpu_device *adev,
850 struct amdgpu_crtc *amdgpu_crtc,
851 struct drm_display_mode *mode)
853 u32 tmp, buffer_alloc, i, mem_cfg;
854 u32 pipe_offset = amdgpu_crtc->crtc_id;
857 * There are 6 line buffers, one for each display controllers.
858 * There are 3 partitions per LB. Select the number of partitions
859 * to enable based on the display width. For display widths larger
860 * than 4096, you need use to use 2 display controllers and combine
861 * them using the stereo blender.
863 if (amdgpu_crtc->base.enabled && mode) {
864 if (mode->crtc_hdisplay < 1920) {
867 } else if (mode->crtc_hdisplay < 2560) {
870 } else if (mode->crtc_hdisplay < 4096) {
872 buffer_alloc = (adev->flags & AMD_IS_APU) ? 2 : 4;
874 DRM_DEBUG_KMS("Mode too big for LB!\n");
876 buffer_alloc = (adev->flags & AMD_IS_APU) ? 2 : 4;
883 tmp = RREG32(mmLB_MEMORY_CTRL + amdgpu_crtc->crtc_offset);
884 tmp = REG_SET_FIELD(tmp, LB_MEMORY_CTRL, LB_MEMORY_CONFIG, mem_cfg);
885 WREG32(mmLB_MEMORY_CTRL + amdgpu_crtc->crtc_offset, tmp);
887 tmp = RREG32(mmPIPE0_DMIF_BUFFER_CONTROL + pipe_offset);
888 tmp = REG_SET_FIELD(tmp, PIPE0_DMIF_BUFFER_CONTROL, DMIF_BUFFERS_ALLOCATED, buffer_alloc);
889 WREG32(mmPIPE0_DMIF_BUFFER_CONTROL + pipe_offset, tmp);
891 for (i = 0; i < adev->usec_timeout; i++) {
892 tmp = RREG32(mmPIPE0_DMIF_BUFFER_CONTROL + pipe_offset);
893 if (REG_GET_FIELD(tmp, PIPE0_DMIF_BUFFER_CONTROL, DMIF_BUFFERS_ALLOCATION_COMPLETED))
898 if (amdgpu_crtc->base.enabled && mode) {
910 /* controller not enabled, so no lb used */
915 * cik_get_number_of_dram_channels - get the number of dram channels
917 * @adev: amdgpu_device pointer
919 * Look up the number of video ram channels (CIK).
920 * Used for display watermark bandwidth calculations
921 * Returns the number of dram channels
923 static u32 cik_get_number_of_dram_channels(struct amdgpu_device *adev)
925 u32 tmp = RREG32(mmMC_SHARED_CHMAP);
927 switch (REG_GET_FIELD(tmp, MC_SHARED_CHMAP, NOOFCHAN)) {
950 struct dce10_wm_params {
951 u32 dram_channels; /* number of dram channels */
952 u32 yclk; /* bandwidth per dram data pin in kHz */
953 u32 sclk; /* engine clock in kHz */
954 u32 disp_clk; /* display clock in kHz */
955 u32 src_width; /* viewport width */
956 u32 active_time; /* active display time in ns */
957 u32 blank_time; /* blank time in ns */
958 bool interlaced; /* mode is interlaced */
959 fixed20_12 vsc; /* vertical scale ratio */
960 u32 num_heads; /* number of active crtcs */
961 u32 bytes_per_pixel; /* bytes per pixel display + overlay */
962 u32 lb_size; /* line buffer allocated to pipe */
963 u32 vtaps; /* vertical scaler taps */
967 * dce_v10_0_dram_bandwidth - get the dram bandwidth
969 * @wm: watermark calculation data
971 * Calculate the raw dram bandwidth (CIK).
972 * Used for display watermark bandwidth calculations
973 * Returns the dram bandwidth in MBytes/s
975 static u32 dce_v10_0_dram_bandwidth(struct dce10_wm_params *wm)
977 /* Calculate raw DRAM Bandwidth */
978 fixed20_12 dram_efficiency; /* 0.7 */
979 fixed20_12 yclk, dram_channels, bandwidth;
982 a.full = dfixed_const(1000);
983 yclk.full = dfixed_const(wm->yclk);
984 yclk.full = dfixed_div(yclk, a);
985 dram_channels.full = dfixed_const(wm->dram_channels * 4);
986 a.full = dfixed_const(10);
987 dram_efficiency.full = dfixed_const(7);
988 dram_efficiency.full = dfixed_div(dram_efficiency, a);
989 bandwidth.full = dfixed_mul(dram_channels, yclk);
990 bandwidth.full = dfixed_mul(bandwidth, dram_efficiency);
992 return dfixed_trunc(bandwidth);
996 * dce_v10_0_dram_bandwidth_for_display - get the dram bandwidth for display
998 * @wm: watermark calculation data
1000 * Calculate the dram bandwidth used for display (CIK).
1001 * Used for display watermark bandwidth calculations
1002 * Returns the dram bandwidth for display in MBytes/s
1004 static u32 dce_v10_0_dram_bandwidth_for_display(struct dce10_wm_params *wm)
1006 /* Calculate DRAM Bandwidth and the part allocated to display. */
1007 fixed20_12 disp_dram_allocation; /* 0.3 to 0.7 */
1008 fixed20_12 yclk, dram_channels, bandwidth;
1011 a.full = dfixed_const(1000);
1012 yclk.full = dfixed_const(wm->yclk);
1013 yclk.full = dfixed_div(yclk, a);
1014 dram_channels.full = dfixed_const(wm->dram_channels * 4);
1015 a.full = dfixed_const(10);
1016 disp_dram_allocation.full = dfixed_const(3); /* XXX worse case value 0.3 */
1017 disp_dram_allocation.full = dfixed_div(disp_dram_allocation, a);
1018 bandwidth.full = dfixed_mul(dram_channels, yclk);
1019 bandwidth.full = dfixed_mul(bandwidth, disp_dram_allocation);
1021 return dfixed_trunc(bandwidth);
1025 * dce_v10_0_data_return_bandwidth - get the data return bandwidth
1027 * @wm: watermark calculation data
1029 * Calculate the data return bandwidth used for display (CIK).
1030 * Used for display watermark bandwidth calculations
1031 * Returns the data return bandwidth in MBytes/s
1033 static u32 dce_v10_0_data_return_bandwidth(struct dce10_wm_params *wm)
1035 /* Calculate the display Data return Bandwidth */
1036 fixed20_12 return_efficiency; /* 0.8 */
1037 fixed20_12 sclk, bandwidth;
1040 a.full = dfixed_const(1000);
1041 sclk.full = dfixed_const(wm->sclk);
1042 sclk.full = dfixed_div(sclk, a);
1043 a.full = dfixed_const(10);
1044 return_efficiency.full = dfixed_const(8);
1045 return_efficiency.full = dfixed_div(return_efficiency, a);
1046 a.full = dfixed_const(32);
1047 bandwidth.full = dfixed_mul(a, sclk);
1048 bandwidth.full = dfixed_mul(bandwidth, return_efficiency);
1050 return dfixed_trunc(bandwidth);
1054 * dce_v10_0_dmif_request_bandwidth - get the dmif bandwidth
1056 * @wm: watermark calculation data
1058 * Calculate the dmif bandwidth used for display (CIK).
1059 * Used for display watermark bandwidth calculations
1060 * Returns the dmif bandwidth in MBytes/s
1062 static u32 dce_v10_0_dmif_request_bandwidth(struct dce10_wm_params *wm)
1064 /* Calculate the DMIF Request Bandwidth */
1065 fixed20_12 disp_clk_request_efficiency; /* 0.8 */
1066 fixed20_12 disp_clk, bandwidth;
1069 a.full = dfixed_const(1000);
1070 disp_clk.full = dfixed_const(wm->disp_clk);
1071 disp_clk.full = dfixed_div(disp_clk, a);
1072 a.full = dfixed_const(32);
1073 b.full = dfixed_mul(a, disp_clk);
1075 a.full = dfixed_const(10);
1076 disp_clk_request_efficiency.full = dfixed_const(8);
1077 disp_clk_request_efficiency.full = dfixed_div(disp_clk_request_efficiency, a);
1079 bandwidth.full = dfixed_mul(b, disp_clk_request_efficiency);
1081 return dfixed_trunc(bandwidth);
1085 * dce_v10_0_available_bandwidth - get the min available bandwidth
1087 * @wm: watermark calculation data
1089 * Calculate the min available bandwidth used for display (CIK).
1090 * Used for display watermark bandwidth calculations
1091 * Returns the min available bandwidth in MBytes/s
1093 static u32 dce_v10_0_available_bandwidth(struct dce10_wm_params *wm)
1095 /* Calculate the Available bandwidth. Display can use this temporarily but not in average. */
1096 u32 dram_bandwidth = dce_v10_0_dram_bandwidth(wm);
1097 u32 data_return_bandwidth = dce_v10_0_data_return_bandwidth(wm);
1098 u32 dmif_req_bandwidth = dce_v10_0_dmif_request_bandwidth(wm);
1100 return min(dram_bandwidth, min(data_return_bandwidth, dmif_req_bandwidth));
1104 * dce_v10_0_average_bandwidth - get the average available bandwidth
1106 * @wm: watermark calculation data
1108 * Calculate the average available bandwidth used for display (CIK).
1109 * Used for display watermark bandwidth calculations
1110 * Returns the average available bandwidth in MBytes/s
1112 static u32 dce_v10_0_average_bandwidth(struct dce10_wm_params *wm)
1114 /* Calculate the display mode Average Bandwidth
1115 * DisplayMode should contain the source and destination dimensions,
1119 fixed20_12 line_time;
1120 fixed20_12 src_width;
1121 fixed20_12 bandwidth;
1124 a.full = dfixed_const(1000);
1125 line_time.full = dfixed_const(wm->active_time + wm->blank_time);
1126 line_time.full = dfixed_div(line_time, a);
1127 bpp.full = dfixed_const(wm->bytes_per_pixel);
1128 src_width.full = dfixed_const(wm->src_width);
1129 bandwidth.full = dfixed_mul(src_width, bpp);
1130 bandwidth.full = dfixed_mul(bandwidth, wm->vsc);
1131 bandwidth.full = dfixed_div(bandwidth, line_time);
1133 return dfixed_trunc(bandwidth);
1137 * dce_v10_0_latency_watermark - get the latency watermark
1139 * @wm: watermark calculation data
1141 * Calculate the latency watermark (CIK).
1142 * Used for display watermark bandwidth calculations
1143 * Returns the latency watermark in ns
1145 static u32 dce_v10_0_latency_watermark(struct dce10_wm_params *wm)
1147 /* First calculate the latency in ns */
1148 u32 mc_latency = 2000; /* 2000 ns. */
1149 u32 available_bandwidth = dce_v10_0_available_bandwidth(wm);
1150 u32 worst_chunk_return_time = (512 * 8 * 1000) / available_bandwidth;
1151 u32 cursor_line_pair_return_time = (128 * 4 * 1000) / available_bandwidth;
1152 u32 dc_latency = 40000000 / wm->disp_clk; /* dc pipe latency */
1153 u32 other_heads_data_return_time = ((wm->num_heads + 1) * worst_chunk_return_time) +
1154 (wm->num_heads * cursor_line_pair_return_time);
1155 u32 latency = mc_latency + other_heads_data_return_time + dc_latency;
1156 u32 max_src_lines_per_dst_line, lb_fill_bw, line_fill_time;
1157 u32 tmp, dmif_size = 12288;
1160 if (wm->num_heads == 0)
1163 a.full = dfixed_const(2);
1164 b.full = dfixed_const(1);
1165 if ((wm->vsc.full > a.full) ||
1166 ((wm->vsc.full > b.full) && (wm->vtaps >= 3)) ||
1168 ((wm->vsc.full >= a.full) && wm->interlaced))
1169 max_src_lines_per_dst_line = 4;
1171 max_src_lines_per_dst_line = 2;
1173 a.full = dfixed_const(available_bandwidth);
1174 b.full = dfixed_const(wm->num_heads);
1175 a.full = dfixed_div(a, b);
1177 b.full = dfixed_const(mc_latency + 512);
1178 c.full = dfixed_const(wm->disp_clk);
1179 b.full = dfixed_div(b, c);
1181 c.full = dfixed_const(dmif_size);
1182 b.full = dfixed_div(c, b);
1184 tmp = min(dfixed_trunc(a), dfixed_trunc(b));
1186 b.full = dfixed_const(1000);
1187 c.full = dfixed_const(wm->disp_clk);
1188 b.full = dfixed_div(c, b);
1189 c.full = dfixed_const(wm->bytes_per_pixel);
1190 b.full = dfixed_mul(b, c);
1192 lb_fill_bw = min(tmp, dfixed_trunc(b));
1194 a.full = dfixed_const(max_src_lines_per_dst_line * wm->src_width * wm->bytes_per_pixel);
1195 b.full = dfixed_const(1000);
1196 c.full = dfixed_const(lb_fill_bw);
1197 b.full = dfixed_div(c, b);
1198 a.full = dfixed_div(a, b);
1199 line_fill_time = dfixed_trunc(a);
1201 if (line_fill_time < wm->active_time)
1204 return latency + (line_fill_time - wm->active_time);
1209 * dce_v10_0_average_bandwidth_vs_dram_bandwidth_for_display - check
1210 * average and available dram bandwidth
1212 * @wm: watermark calculation data
1214 * Check if the display average bandwidth fits in the display
1215 * dram bandwidth (CIK).
1216 * Used for display watermark bandwidth calculations
1217 * Returns true if the display fits, false if not.
1219 static bool dce_v10_0_average_bandwidth_vs_dram_bandwidth_for_display(struct dce10_wm_params *wm)
1221 if (dce_v10_0_average_bandwidth(wm) <=
1222 (dce_v10_0_dram_bandwidth_for_display(wm) / wm->num_heads))
1229 * dce_v10_0_average_bandwidth_vs_available_bandwidth - check
1230 * average and available bandwidth
1232 * @wm: watermark calculation data
1234 * Check if the display average bandwidth fits in the display
1235 * available bandwidth (CIK).
1236 * Used for display watermark bandwidth calculations
1237 * Returns true if the display fits, false if not.
1239 static bool dce_v10_0_average_bandwidth_vs_available_bandwidth(struct dce10_wm_params *wm)
1241 if (dce_v10_0_average_bandwidth(wm) <=
1242 (dce_v10_0_available_bandwidth(wm) / wm->num_heads))
1249 * dce_v10_0_check_latency_hiding - check latency hiding
1251 * @wm: watermark calculation data
1253 * Check latency hiding (CIK).
1254 * Used for display watermark bandwidth calculations
1255 * Returns true if the display fits, false if not.
1257 static bool dce_v10_0_check_latency_hiding(struct dce10_wm_params *wm)
1259 u32 lb_partitions = wm->lb_size / wm->src_width;
1260 u32 line_time = wm->active_time + wm->blank_time;
1261 u32 latency_tolerant_lines;
1265 a.full = dfixed_const(1);
1266 if (wm->vsc.full > a.full)
1267 latency_tolerant_lines = 1;
1269 if (lb_partitions <= (wm->vtaps + 1))
1270 latency_tolerant_lines = 1;
1272 latency_tolerant_lines = 2;
1275 latency_hiding = (latency_tolerant_lines * line_time + wm->blank_time);
1277 if (dce_v10_0_latency_watermark(wm) <= latency_hiding)
1284 * dce_v10_0_program_watermarks - program display watermarks
1286 * @adev: amdgpu_device pointer
1287 * @amdgpu_crtc: the selected display controller
1288 * @lb_size: line buffer size
1289 * @num_heads: number of display controllers in use
1291 * Calculate and program the display watermarks for the
1292 * selected display controller (CIK).
1294 static void dce_v10_0_program_watermarks(struct amdgpu_device *adev,
1295 struct amdgpu_crtc *amdgpu_crtc,
1296 u32 lb_size, u32 num_heads)
1298 struct drm_display_mode *mode = &amdgpu_crtc->base.mode;
1299 struct dce10_wm_params wm_low, wm_high;
1302 u32 latency_watermark_a = 0, latency_watermark_b = 0;
1303 u32 tmp, wm_mask, lb_vblank_lead_lines = 0;
1305 if (amdgpu_crtc->base.enabled && num_heads && mode) {
1306 pixel_period = 1000000 / (u32)mode->clock;
1307 line_time = min((u32)mode->crtc_htotal * pixel_period, (u32)65535);
1309 /* watermark for high clocks */
1310 if (adev->pm.dpm_enabled) {
1312 amdgpu_dpm_get_mclk(adev, false) * 10;
1314 amdgpu_dpm_get_sclk(adev, false) * 10;
1316 wm_high.yclk = adev->pm.current_mclk * 10;
1317 wm_high.sclk = adev->pm.current_sclk * 10;
1320 wm_high.disp_clk = mode->clock;
1321 wm_high.src_width = mode->crtc_hdisplay;
1322 wm_high.active_time = mode->crtc_hdisplay * pixel_period;
1323 wm_high.blank_time = line_time - wm_high.active_time;
1324 wm_high.interlaced = false;
1325 if (mode->flags & DRM_MODE_FLAG_INTERLACE)
1326 wm_high.interlaced = true;
1327 wm_high.vsc = amdgpu_crtc->vsc;
1329 if (amdgpu_crtc->rmx_type != RMX_OFF)
1331 wm_high.bytes_per_pixel = 4; /* XXX: get this from fb config */
1332 wm_high.lb_size = lb_size;
1333 wm_high.dram_channels = cik_get_number_of_dram_channels(adev);
1334 wm_high.num_heads = num_heads;
1336 /* set for high clocks */
1337 latency_watermark_a = min(dce_v10_0_latency_watermark(&wm_high), (u32)65535);
1339 /* possibly force display priority to high */
1340 /* should really do this at mode validation time... */
1341 if (!dce_v10_0_average_bandwidth_vs_dram_bandwidth_for_display(&wm_high) ||
1342 !dce_v10_0_average_bandwidth_vs_available_bandwidth(&wm_high) ||
1343 !dce_v10_0_check_latency_hiding(&wm_high) ||
1344 (adev->mode_info.disp_priority == 2)) {
1345 DRM_DEBUG_KMS("force priority to high\n");
1348 /* watermark for low clocks */
1349 if (adev->pm.dpm_enabled) {
1351 amdgpu_dpm_get_mclk(adev, true) * 10;
1353 amdgpu_dpm_get_sclk(adev, true) * 10;
1355 wm_low.yclk = adev->pm.current_mclk * 10;
1356 wm_low.sclk = adev->pm.current_sclk * 10;
1359 wm_low.disp_clk = mode->clock;
1360 wm_low.src_width = mode->crtc_hdisplay;
1361 wm_low.active_time = mode->crtc_hdisplay * pixel_period;
1362 wm_low.blank_time = line_time - wm_low.active_time;
1363 wm_low.interlaced = false;
1364 if (mode->flags & DRM_MODE_FLAG_INTERLACE)
1365 wm_low.interlaced = true;
1366 wm_low.vsc = amdgpu_crtc->vsc;
1368 if (amdgpu_crtc->rmx_type != RMX_OFF)
1370 wm_low.bytes_per_pixel = 4; /* XXX: get this from fb config */
1371 wm_low.lb_size = lb_size;
1372 wm_low.dram_channels = cik_get_number_of_dram_channels(adev);
1373 wm_low.num_heads = num_heads;
1375 /* set for low clocks */
1376 latency_watermark_b = min(dce_v10_0_latency_watermark(&wm_low), (u32)65535);
1378 /* possibly force display priority to high */
1379 /* should really do this at mode validation time... */
1380 if (!dce_v10_0_average_bandwidth_vs_dram_bandwidth_for_display(&wm_low) ||
1381 !dce_v10_0_average_bandwidth_vs_available_bandwidth(&wm_low) ||
1382 !dce_v10_0_check_latency_hiding(&wm_low) ||
1383 (adev->mode_info.disp_priority == 2)) {
1384 DRM_DEBUG_KMS("force priority to high\n");
1386 lb_vblank_lead_lines = DIV_ROUND_UP(lb_size, mode->crtc_hdisplay);
1390 wm_mask = RREG32(mmDPG_WATERMARK_MASK_CONTROL + amdgpu_crtc->crtc_offset);
1391 tmp = REG_SET_FIELD(wm_mask, DPG_WATERMARK_MASK_CONTROL, URGENCY_WATERMARK_MASK, 1);
1392 WREG32(mmDPG_WATERMARK_MASK_CONTROL + amdgpu_crtc->crtc_offset, tmp);
1393 tmp = RREG32(mmDPG_PIPE_URGENCY_CONTROL + amdgpu_crtc->crtc_offset);
1394 tmp = REG_SET_FIELD(tmp, DPG_PIPE_URGENCY_CONTROL, URGENCY_LOW_WATERMARK, latency_watermark_a);
1395 tmp = REG_SET_FIELD(tmp, DPG_PIPE_URGENCY_CONTROL, URGENCY_HIGH_WATERMARK, line_time);
1396 WREG32(mmDPG_PIPE_URGENCY_CONTROL + amdgpu_crtc->crtc_offset, tmp);
1398 tmp = REG_SET_FIELD(wm_mask, DPG_WATERMARK_MASK_CONTROL, URGENCY_WATERMARK_MASK, 2);
1399 WREG32(mmDPG_WATERMARK_MASK_CONTROL + amdgpu_crtc->crtc_offset, tmp);
1400 tmp = RREG32(mmDPG_PIPE_URGENCY_CONTROL + amdgpu_crtc->crtc_offset);
1401 tmp = REG_SET_FIELD(tmp, DPG_PIPE_URGENCY_CONTROL, URGENCY_LOW_WATERMARK, latency_watermark_b);
1402 tmp = REG_SET_FIELD(tmp, DPG_PIPE_URGENCY_CONTROL, URGENCY_HIGH_WATERMARK, line_time);
1403 WREG32(mmDPG_PIPE_URGENCY_CONTROL + amdgpu_crtc->crtc_offset, tmp);
1404 /* restore original selection */
1405 WREG32(mmDPG_WATERMARK_MASK_CONTROL + amdgpu_crtc->crtc_offset, wm_mask);
1407 /* save values for DPM */
1408 amdgpu_crtc->line_time = line_time;
1409 amdgpu_crtc->wm_high = latency_watermark_a;
1410 amdgpu_crtc->wm_low = latency_watermark_b;
1411 /* Save number of lines the linebuffer leads before the scanout */
1412 amdgpu_crtc->lb_vblank_lead_lines = lb_vblank_lead_lines;
1416 * dce_v10_0_bandwidth_update - program display watermarks
1418 * @adev: amdgpu_device pointer
1420 * Calculate and program the display watermarks and line
1421 * buffer allocation (CIK).
1423 static void dce_v10_0_bandwidth_update(struct amdgpu_device *adev)
1425 struct drm_display_mode *mode = NULL;
1426 u32 num_heads = 0, lb_size;
1429 amdgpu_update_display_priority(adev);
1431 for (i = 0; i < adev->mode_info.num_crtc; i++) {
1432 if (adev->mode_info.crtcs[i]->base.enabled)
1435 for (i = 0; i < adev->mode_info.num_crtc; i++) {
1436 mode = &adev->mode_info.crtcs[i]->base.mode;
1437 lb_size = dce_v10_0_line_buffer_adjust(adev, adev->mode_info.crtcs[i], mode);
1438 dce_v10_0_program_watermarks(adev, adev->mode_info.crtcs[i],
1439 lb_size, num_heads);
1443 static void dce_v10_0_audio_get_connected_pins(struct amdgpu_device *adev)
1448 for (i = 0; i < adev->mode_info.audio.num_pins; i++) {
1449 offset = adev->mode_info.audio.pin[i].offset;
1450 tmp = RREG32_AUDIO_ENDPT(offset,
1451 ixAZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_CONFIGURATION_DEFAULT);
1453 AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_CONFIGURATION_DEFAULT__PORT_CONNECTIVITY_MASK) >>
1454 AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_CONFIGURATION_DEFAULT__PORT_CONNECTIVITY__SHIFT) == 1)
1455 adev->mode_info.audio.pin[i].connected = false;
1457 adev->mode_info.audio.pin[i].connected = true;
1461 static struct amdgpu_audio_pin *dce_v10_0_audio_get_pin(struct amdgpu_device *adev)
1465 dce_v10_0_audio_get_connected_pins(adev);
1467 for (i = 0; i < adev->mode_info.audio.num_pins; i++) {
1468 if (adev->mode_info.audio.pin[i].connected)
1469 return &adev->mode_info.audio.pin[i];
1471 DRM_ERROR("No connected audio pins found!\n");
1475 static void dce_v10_0_afmt_audio_select_pin(struct drm_encoder *encoder)
1477 struct amdgpu_device *adev = encoder->dev->dev_private;
1478 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1479 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1482 if (!dig || !dig->afmt || !dig->afmt->pin)
1485 tmp = RREG32(mmAFMT_AUDIO_SRC_CONTROL + dig->afmt->offset);
1486 tmp = REG_SET_FIELD(tmp, AFMT_AUDIO_SRC_CONTROL, AFMT_AUDIO_SRC_SELECT, dig->afmt->pin->id);
1487 WREG32(mmAFMT_AUDIO_SRC_CONTROL + dig->afmt->offset, tmp);
1490 static void dce_v10_0_audio_write_latency_fields(struct drm_encoder *encoder,
1491 struct drm_display_mode *mode)
1493 struct amdgpu_device *adev = encoder->dev->dev_private;
1494 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1495 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1496 struct drm_connector *connector;
1497 struct amdgpu_connector *amdgpu_connector = NULL;
1501 if (!dig || !dig->afmt || !dig->afmt->pin)
1504 list_for_each_entry(connector, &encoder->dev->mode_config.connector_list, head) {
1505 if (connector->encoder == encoder) {
1506 amdgpu_connector = to_amdgpu_connector(connector);
1511 if (!amdgpu_connector) {
1512 DRM_ERROR("Couldn't find encoder's connector\n");
1516 if (mode->flags & DRM_MODE_FLAG_INTERLACE)
1518 if (connector->latency_present[interlace]) {
1519 tmp = REG_SET_FIELD(0, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC,
1520 VIDEO_LIPSYNC, connector->video_latency[interlace]);
1521 tmp = REG_SET_FIELD(0, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC,
1522 AUDIO_LIPSYNC, connector->audio_latency[interlace]);
1524 tmp = REG_SET_FIELD(0, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC,
1526 tmp = REG_SET_FIELD(0, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC,
1529 WREG32_AUDIO_ENDPT(dig->afmt->pin->offset,
1530 ixAZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC, tmp);
1533 static void dce_v10_0_audio_write_speaker_allocation(struct drm_encoder *encoder)
1535 struct amdgpu_device *adev = encoder->dev->dev_private;
1536 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1537 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1538 struct drm_connector *connector;
1539 struct amdgpu_connector *amdgpu_connector = NULL;
1544 if (!dig || !dig->afmt || !dig->afmt->pin)
1547 list_for_each_entry(connector, &encoder->dev->mode_config.connector_list, head) {
1548 if (connector->encoder == encoder) {
1549 amdgpu_connector = to_amdgpu_connector(connector);
1554 if (!amdgpu_connector) {
1555 DRM_ERROR("Couldn't find encoder's connector\n");
1559 sad_count = drm_edid_to_speaker_allocation(amdgpu_connector_edid(connector), &sadb);
1560 if (sad_count < 0) {
1561 DRM_ERROR("Couldn't read Speaker Allocation Data Block: %d\n", sad_count);
1565 /* program the speaker allocation */
1566 tmp = RREG32_AUDIO_ENDPT(dig->afmt->pin->offset,
1567 ixAZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER);
1568 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER,
1571 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER,
1572 HDMI_CONNECTION, 1);
1574 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER,
1575 SPEAKER_ALLOCATION, sadb[0]);
1577 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER,
1578 SPEAKER_ALLOCATION, 5); /* stereo */
1579 WREG32_AUDIO_ENDPT(dig->afmt->pin->offset,
1580 ixAZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER, tmp);
1585 static void dce_v10_0_audio_write_sad_regs(struct drm_encoder *encoder)
1587 struct amdgpu_device *adev = encoder->dev->dev_private;
1588 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1589 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1590 struct drm_connector *connector;
1591 struct amdgpu_connector *amdgpu_connector = NULL;
1592 struct cea_sad *sads;
1595 static const u16 eld_reg_to_type[][2] = {
1596 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0, HDMI_AUDIO_CODING_TYPE_PCM },
1597 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR1, HDMI_AUDIO_CODING_TYPE_AC3 },
1598 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR2, HDMI_AUDIO_CODING_TYPE_MPEG1 },
1599 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR3, HDMI_AUDIO_CODING_TYPE_MP3 },
1600 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR4, HDMI_AUDIO_CODING_TYPE_MPEG2 },
1601 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR5, HDMI_AUDIO_CODING_TYPE_AAC_LC },
1602 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR6, HDMI_AUDIO_CODING_TYPE_DTS },
1603 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR7, HDMI_AUDIO_CODING_TYPE_ATRAC },
1604 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR9, HDMI_AUDIO_CODING_TYPE_EAC3 },
1605 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR10, HDMI_AUDIO_CODING_TYPE_DTS_HD },
1606 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR11, HDMI_AUDIO_CODING_TYPE_MLP },
1607 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR13, HDMI_AUDIO_CODING_TYPE_WMA_PRO },
1610 if (!dig || !dig->afmt || !dig->afmt->pin)
1613 list_for_each_entry(connector, &encoder->dev->mode_config.connector_list, head) {
1614 if (connector->encoder == encoder) {
1615 amdgpu_connector = to_amdgpu_connector(connector);
1620 if (!amdgpu_connector) {
1621 DRM_ERROR("Couldn't find encoder's connector\n");
1625 sad_count = drm_edid_to_sad(amdgpu_connector_edid(connector), &sads);
1626 if (sad_count <= 0) {
1627 DRM_ERROR("Couldn't read SADs: %d\n", sad_count);
1632 for (i = 0; i < ARRAY_SIZE(eld_reg_to_type); i++) {
1634 u8 stereo_freqs = 0;
1635 int max_channels = -1;
1638 for (j = 0; j < sad_count; j++) {
1639 struct cea_sad *sad = &sads[j];
1641 if (sad->format == eld_reg_to_type[i][1]) {
1642 if (sad->channels > max_channels) {
1643 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0,
1644 MAX_CHANNELS, sad->channels);
1645 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0,
1646 DESCRIPTOR_BYTE_2, sad->byte2);
1647 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0,
1648 SUPPORTED_FREQUENCIES, sad->freq);
1649 max_channels = sad->channels;
1652 if (sad->format == HDMI_AUDIO_CODING_TYPE_PCM)
1653 stereo_freqs |= sad->freq;
1659 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0,
1660 SUPPORTED_FREQUENCIES_STEREO, stereo_freqs);
1661 WREG32_AUDIO_ENDPT(dig->afmt->pin->offset, eld_reg_to_type[i][0], tmp);
1667 static void dce_v10_0_audio_enable(struct amdgpu_device *adev,
1668 struct amdgpu_audio_pin *pin,
1674 WREG32_AUDIO_ENDPT(pin->offset, ixAZALIA_F0_CODEC_PIN_CONTROL_HOT_PLUG_CONTROL,
1675 enable ? AZALIA_F0_CODEC_PIN_CONTROL_HOT_PLUG_CONTROL__AUDIO_ENABLED_MASK : 0);
1678 static const u32 pin_offsets[] =
1680 AUD0_REGISTER_OFFSET,
1681 AUD1_REGISTER_OFFSET,
1682 AUD2_REGISTER_OFFSET,
1683 AUD3_REGISTER_OFFSET,
1684 AUD4_REGISTER_OFFSET,
1685 AUD5_REGISTER_OFFSET,
1686 AUD6_REGISTER_OFFSET,
1689 static int dce_v10_0_audio_init(struct amdgpu_device *adev)
1696 adev->mode_info.audio.enabled = true;
1698 adev->mode_info.audio.num_pins = 7;
1700 for (i = 0; i < adev->mode_info.audio.num_pins; i++) {
1701 adev->mode_info.audio.pin[i].channels = -1;
1702 adev->mode_info.audio.pin[i].rate = -1;
1703 adev->mode_info.audio.pin[i].bits_per_sample = -1;
1704 adev->mode_info.audio.pin[i].status_bits = 0;
1705 adev->mode_info.audio.pin[i].category_code = 0;
1706 adev->mode_info.audio.pin[i].connected = false;
1707 adev->mode_info.audio.pin[i].offset = pin_offsets[i];
1708 adev->mode_info.audio.pin[i].id = i;
1709 /* disable audio. it will be set up later */
1710 /* XXX remove once we switch to ip funcs */
1711 dce_v10_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false);
1717 static void dce_v10_0_audio_fini(struct amdgpu_device *adev)
1724 if (!adev->mode_info.audio.enabled)
1727 for (i = 0; i < adev->mode_info.audio.num_pins; i++)
1728 dce_v10_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false);
1730 adev->mode_info.audio.enabled = false;
1734 * update the N and CTS parameters for a given pixel clock rate
1736 static void dce_v10_0_afmt_update_ACR(struct drm_encoder *encoder, uint32_t clock)
1738 struct drm_device *dev = encoder->dev;
1739 struct amdgpu_device *adev = dev->dev_private;
1740 struct amdgpu_afmt_acr acr = amdgpu_afmt_acr(clock);
1741 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1742 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1745 tmp = RREG32(mmHDMI_ACR_32_0 + dig->afmt->offset);
1746 tmp = REG_SET_FIELD(tmp, HDMI_ACR_32_0, HDMI_ACR_CTS_32, acr.cts_32khz);
1747 WREG32(mmHDMI_ACR_32_0 + dig->afmt->offset, tmp);
1748 tmp = RREG32(mmHDMI_ACR_32_1 + dig->afmt->offset);
1749 tmp = REG_SET_FIELD(tmp, HDMI_ACR_32_1, HDMI_ACR_N_32, acr.n_32khz);
1750 WREG32(mmHDMI_ACR_32_1 + dig->afmt->offset, tmp);
1752 tmp = RREG32(mmHDMI_ACR_44_0 + dig->afmt->offset);
1753 tmp = REG_SET_FIELD(tmp, HDMI_ACR_44_0, HDMI_ACR_CTS_44, acr.cts_44_1khz);
1754 WREG32(mmHDMI_ACR_44_0 + dig->afmt->offset, tmp);
1755 tmp = RREG32(mmHDMI_ACR_44_1 + dig->afmt->offset);
1756 tmp = REG_SET_FIELD(tmp, HDMI_ACR_44_1, HDMI_ACR_N_44, acr.n_44_1khz);
1757 WREG32(mmHDMI_ACR_44_1 + dig->afmt->offset, tmp);
1759 tmp = RREG32(mmHDMI_ACR_48_0 + dig->afmt->offset);
1760 tmp = REG_SET_FIELD(tmp, HDMI_ACR_48_0, HDMI_ACR_CTS_48, acr.cts_48khz);
1761 WREG32(mmHDMI_ACR_48_0 + dig->afmt->offset, tmp);
1762 tmp = RREG32(mmHDMI_ACR_48_1 + dig->afmt->offset);
1763 tmp = REG_SET_FIELD(tmp, HDMI_ACR_48_1, HDMI_ACR_N_48, acr.n_48khz);
1764 WREG32(mmHDMI_ACR_48_1 + dig->afmt->offset, tmp);
1769 * build a HDMI Video Info Frame
1771 static void dce_v10_0_afmt_update_avi_infoframe(struct drm_encoder *encoder,
1772 void *buffer, size_t size)
1774 struct drm_device *dev = encoder->dev;
1775 struct amdgpu_device *adev = dev->dev_private;
1776 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1777 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1778 uint8_t *frame = buffer + 3;
1779 uint8_t *header = buffer;
1781 WREG32(mmAFMT_AVI_INFO0 + dig->afmt->offset,
1782 frame[0x0] | (frame[0x1] << 8) | (frame[0x2] << 16) | (frame[0x3] << 24));
1783 WREG32(mmAFMT_AVI_INFO1 + dig->afmt->offset,
1784 frame[0x4] | (frame[0x5] << 8) | (frame[0x6] << 16) | (frame[0x7] << 24));
1785 WREG32(mmAFMT_AVI_INFO2 + dig->afmt->offset,
1786 frame[0x8] | (frame[0x9] << 8) | (frame[0xA] << 16) | (frame[0xB] << 24));
1787 WREG32(mmAFMT_AVI_INFO3 + dig->afmt->offset,
1788 frame[0xC] | (frame[0xD] << 8) | (header[1] << 24));
1791 static void dce_v10_0_audio_set_dto(struct drm_encoder *encoder, u32 clock)
1793 struct drm_device *dev = encoder->dev;
1794 struct amdgpu_device *adev = dev->dev_private;
1795 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1796 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1797 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc);
1798 u32 dto_phase = 24 * 1000;
1799 u32 dto_modulo = clock;
1802 if (!dig || !dig->afmt)
1805 /* XXX two dtos; generally use dto0 for hdmi */
1806 /* Express [24MHz / target pixel clock] as an exact rational
1807 * number (coefficient of two integer numbers. DCCG_AUDIO_DTOx_PHASE
1808 * is the numerator, DCCG_AUDIO_DTOx_MODULE is the denominator
1810 tmp = RREG32(mmDCCG_AUDIO_DTO_SOURCE);
1811 tmp = REG_SET_FIELD(tmp, DCCG_AUDIO_DTO_SOURCE, DCCG_AUDIO_DTO0_SOURCE_SEL,
1812 amdgpu_crtc->crtc_id);
1813 WREG32(mmDCCG_AUDIO_DTO_SOURCE, tmp);
1814 WREG32(mmDCCG_AUDIO_DTO0_PHASE, dto_phase);
1815 WREG32(mmDCCG_AUDIO_DTO0_MODULE, dto_modulo);
1819 * update the info frames with the data from the current display mode
1821 static void dce_v10_0_afmt_setmode(struct drm_encoder *encoder,
1822 struct drm_display_mode *mode)
1824 struct drm_device *dev = encoder->dev;
1825 struct amdgpu_device *adev = dev->dev_private;
1826 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1827 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1828 struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
1829 u8 buffer[HDMI_INFOFRAME_HEADER_SIZE + HDMI_AVI_INFOFRAME_SIZE];
1830 struct hdmi_avi_infoframe frame;
1835 if (!dig || !dig->afmt)
1838 /* Silent, r600_hdmi_enable will raise WARN for us */
1839 if (!dig->afmt->enabled)
1842 /* hdmi deep color mode general control packets setup, if bpc > 8 */
1843 if (encoder->crtc) {
1844 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc);
1845 bpc = amdgpu_crtc->bpc;
1848 /* disable audio prior to setting up hw */
1849 dig->afmt->pin = dce_v10_0_audio_get_pin(adev);
1850 dce_v10_0_audio_enable(adev, dig->afmt->pin, false);
1852 dce_v10_0_audio_set_dto(encoder, mode->clock);
1854 tmp = RREG32(mmHDMI_VBI_PACKET_CONTROL + dig->afmt->offset);
1855 tmp = REG_SET_FIELD(tmp, HDMI_VBI_PACKET_CONTROL, HDMI_NULL_SEND, 1);
1856 WREG32(mmHDMI_VBI_PACKET_CONTROL + dig->afmt->offset, tmp); /* send null packets when required */
1858 WREG32(mmAFMT_AUDIO_CRC_CONTROL + dig->afmt->offset, 0x1000);
1860 tmp = RREG32(mmHDMI_CONTROL + dig->afmt->offset);
1867 tmp = REG_SET_FIELD(tmp, HDMI_CONTROL, HDMI_DEEP_COLOR_ENABLE, 0);
1868 tmp = REG_SET_FIELD(tmp, HDMI_CONTROL, HDMI_DEEP_COLOR_DEPTH, 0);
1869 DRM_DEBUG("%s: Disabling hdmi deep color for %d bpc.\n",
1870 connector->name, bpc);
1873 tmp = REG_SET_FIELD(tmp, HDMI_CONTROL, HDMI_DEEP_COLOR_ENABLE, 1);
1874 tmp = REG_SET_FIELD(tmp, HDMI_CONTROL, HDMI_DEEP_COLOR_DEPTH, 1);
1875 DRM_DEBUG("%s: Enabling hdmi deep color 30 for 10 bpc.\n",
1879 tmp = REG_SET_FIELD(tmp, HDMI_CONTROL, HDMI_DEEP_COLOR_ENABLE, 1);
1880 tmp = REG_SET_FIELD(tmp, HDMI_CONTROL, HDMI_DEEP_COLOR_DEPTH, 2);
1881 DRM_DEBUG("%s: Enabling hdmi deep color 36 for 12 bpc.\n",
1885 WREG32(mmHDMI_CONTROL + dig->afmt->offset, tmp);
1887 tmp = RREG32(mmHDMI_VBI_PACKET_CONTROL + dig->afmt->offset);
1888 tmp = REG_SET_FIELD(tmp, HDMI_VBI_PACKET_CONTROL, HDMI_NULL_SEND, 1); /* send null packets when required */
1889 tmp = REG_SET_FIELD(tmp, HDMI_VBI_PACKET_CONTROL, HDMI_GC_SEND, 1); /* send general control packets */
1890 tmp = REG_SET_FIELD(tmp, HDMI_VBI_PACKET_CONTROL, HDMI_GC_CONT, 1); /* send general control packets every frame */
1891 WREG32(mmHDMI_VBI_PACKET_CONTROL + dig->afmt->offset, tmp);
1893 tmp = RREG32(mmHDMI_INFOFRAME_CONTROL0 + dig->afmt->offset);
1894 /* enable audio info frames (frames won't be set until audio is enabled) */
1895 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AUDIO_INFO_SEND, 1);
1896 /* required for audio info values to be updated */
1897 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AUDIO_INFO_CONT, 1);
1898 WREG32(mmHDMI_INFOFRAME_CONTROL0 + dig->afmt->offset, tmp);
1900 tmp = RREG32(mmAFMT_INFOFRAME_CONTROL0 + dig->afmt->offset);
1901 /* required for audio info values to be updated */
1902 tmp = REG_SET_FIELD(tmp, AFMT_INFOFRAME_CONTROL0, AFMT_AUDIO_INFO_UPDATE, 1);
1903 WREG32(mmAFMT_INFOFRAME_CONTROL0 + dig->afmt->offset, tmp);
1905 tmp = RREG32(mmHDMI_INFOFRAME_CONTROL1 + dig->afmt->offset);
1906 /* anything other than 0 */
1907 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL1, HDMI_AUDIO_INFO_LINE, 2);
1908 WREG32(mmHDMI_INFOFRAME_CONTROL1 + dig->afmt->offset, tmp);
1910 WREG32(mmHDMI_GC + dig->afmt->offset, 0); /* unset HDMI_GC_AVMUTE */
1912 tmp = RREG32(mmHDMI_AUDIO_PACKET_CONTROL + dig->afmt->offset);
1913 /* set the default audio delay */
1914 tmp = REG_SET_FIELD(tmp, HDMI_AUDIO_PACKET_CONTROL, HDMI_AUDIO_DELAY_EN, 1);
1915 /* should be suffient for all audio modes and small enough for all hblanks */
1916 tmp = REG_SET_FIELD(tmp, HDMI_AUDIO_PACKET_CONTROL, HDMI_AUDIO_PACKETS_PER_LINE, 3);
1917 WREG32(mmHDMI_AUDIO_PACKET_CONTROL + dig->afmt->offset, tmp);
1919 tmp = RREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset);
1920 /* allow 60958 channel status fields to be updated */
1921 tmp = REG_SET_FIELD(tmp, AFMT_AUDIO_PACKET_CONTROL, AFMT_60958_CS_UPDATE, 1);
1922 WREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset, tmp);
1924 tmp = RREG32(mmHDMI_ACR_PACKET_CONTROL + dig->afmt->offset);
1926 /* clear SW CTS value */
1927 tmp = REG_SET_FIELD(tmp, HDMI_ACR_PACKET_CONTROL, HDMI_ACR_SOURCE, 0);
1929 /* select SW CTS value */
1930 tmp = REG_SET_FIELD(tmp, HDMI_ACR_PACKET_CONTROL, HDMI_ACR_SOURCE, 1);
1931 /* allow hw to sent ACR packets when required */
1932 tmp = REG_SET_FIELD(tmp, HDMI_ACR_PACKET_CONTROL, HDMI_ACR_AUTO_SEND, 1);
1933 WREG32(mmHDMI_ACR_PACKET_CONTROL + dig->afmt->offset, tmp);
1935 dce_v10_0_afmt_update_ACR(encoder, mode->clock);
1937 tmp = RREG32(mmAFMT_60958_0 + dig->afmt->offset);
1938 tmp = REG_SET_FIELD(tmp, AFMT_60958_0, AFMT_60958_CS_CHANNEL_NUMBER_L, 1);
1939 WREG32(mmAFMT_60958_0 + dig->afmt->offset, tmp);
1941 tmp = RREG32(mmAFMT_60958_1 + dig->afmt->offset);
1942 tmp = REG_SET_FIELD(tmp, AFMT_60958_1, AFMT_60958_CS_CHANNEL_NUMBER_R, 2);
1943 WREG32(mmAFMT_60958_1 + dig->afmt->offset, tmp);
1945 tmp = RREG32(mmAFMT_60958_2 + dig->afmt->offset);
1946 tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_2, 3);
1947 tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_3, 4);
1948 tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_4, 5);
1949 tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_5, 6);
1950 tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_6, 7);
1951 tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_7, 8);
1952 WREG32(mmAFMT_60958_2 + dig->afmt->offset, tmp);
1954 dce_v10_0_audio_write_speaker_allocation(encoder);
1956 WREG32(mmAFMT_AUDIO_PACKET_CONTROL2 + dig->afmt->offset,
1957 (0xff << AFMT_AUDIO_PACKET_CONTROL2__AFMT_AUDIO_CHANNEL_ENABLE__SHIFT));
1959 dce_v10_0_afmt_audio_select_pin(encoder);
1960 dce_v10_0_audio_write_sad_regs(encoder);
1961 dce_v10_0_audio_write_latency_fields(encoder, mode);
1963 err = drm_hdmi_avi_infoframe_from_display_mode(&frame, mode);
1965 DRM_ERROR("failed to setup AVI infoframe: %zd\n", err);
1969 err = hdmi_avi_infoframe_pack(&frame, buffer, sizeof(buffer));
1971 DRM_ERROR("failed to pack AVI infoframe: %zd\n", err);
1975 dce_v10_0_afmt_update_avi_infoframe(encoder, buffer, sizeof(buffer));
1977 tmp = RREG32(mmHDMI_INFOFRAME_CONTROL0 + dig->afmt->offset);
1978 /* enable AVI info frames */
1979 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AVI_INFO_SEND, 1);
1980 /* required for audio info values to be updated */
1981 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AVI_INFO_CONT, 1);
1982 WREG32(mmHDMI_INFOFRAME_CONTROL0 + dig->afmt->offset, tmp);
1984 tmp = RREG32(mmHDMI_INFOFRAME_CONTROL1 + dig->afmt->offset);
1985 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL1, HDMI_AVI_INFO_LINE, 2);
1986 WREG32(mmHDMI_INFOFRAME_CONTROL1 + dig->afmt->offset, tmp);
1988 tmp = RREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset);
1989 /* send audio packets */
1990 tmp = REG_SET_FIELD(tmp, AFMT_AUDIO_PACKET_CONTROL, AFMT_AUDIO_SAMPLE_SEND, 1);
1991 WREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset, tmp);
1993 WREG32(mmAFMT_RAMP_CONTROL0 + dig->afmt->offset, 0x00FFFFFF);
1994 WREG32(mmAFMT_RAMP_CONTROL1 + dig->afmt->offset, 0x007FFFFF);
1995 WREG32(mmAFMT_RAMP_CONTROL2 + dig->afmt->offset, 0x00000001);
1996 WREG32(mmAFMT_RAMP_CONTROL3 + dig->afmt->offset, 0x00000001);
1998 /* enable audio after to setting up hw */
1999 dce_v10_0_audio_enable(adev, dig->afmt->pin, true);
2002 static void dce_v10_0_afmt_enable(struct drm_encoder *encoder, bool enable)
2004 struct drm_device *dev = encoder->dev;
2005 struct amdgpu_device *adev = dev->dev_private;
2006 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
2007 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
2009 if (!dig || !dig->afmt)
2012 /* Silent, r600_hdmi_enable will raise WARN for us */
2013 if (enable && dig->afmt->enabled)
2015 if (!enable && !dig->afmt->enabled)
2018 if (!enable && dig->afmt->pin) {
2019 dce_v10_0_audio_enable(adev, dig->afmt->pin, false);
2020 dig->afmt->pin = NULL;
2023 dig->afmt->enabled = enable;
2025 DRM_DEBUG("%sabling AFMT interface @ 0x%04X for encoder 0x%x\n",
2026 enable ? "En" : "Dis", dig->afmt->offset, amdgpu_encoder->encoder_id);
2029 static int dce_v10_0_afmt_init(struct amdgpu_device *adev)
2033 for (i = 0; i < adev->mode_info.num_dig; i++)
2034 adev->mode_info.afmt[i] = NULL;
2036 /* DCE10 has audio blocks tied to DIG encoders */
2037 for (i = 0; i < adev->mode_info.num_dig; i++) {
2038 adev->mode_info.afmt[i] = kzalloc(sizeof(struct amdgpu_afmt), GFP_KERNEL);
2039 if (adev->mode_info.afmt[i]) {
2040 adev->mode_info.afmt[i]->offset = dig_offsets[i];
2041 adev->mode_info.afmt[i]->id = i;
2044 for (j = 0; j < i; j++) {
2045 kfree(adev->mode_info.afmt[j]);
2046 adev->mode_info.afmt[j] = NULL;
2054 static void dce_v10_0_afmt_fini(struct amdgpu_device *adev)
2058 for (i = 0; i < adev->mode_info.num_dig; i++) {
2059 kfree(adev->mode_info.afmt[i]);
2060 adev->mode_info.afmt[i] = NULL;
2064 static const u32 vga_control_regs[6] =
2074 static void dce_v10_0_vga_enable(struct drm_crtc *crtc, bool enable)
2076 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2077 struct drm_device *dev = crtc->dev;
2078 struct amdgpu_device *adev = dev->dev_private;
2081 vga_control = RREG32(vga_control_regs[amdgpu_crtc->crtc_id]) & ~1;
2083 WREG32(vga_control_regs[amdgpu_crtc->crtc_id], vga_control | 1);
2085 WREG32(vga_control_regs[amdgpu_crtc->crtc_id], vga_control);
2088 static void dce_v10_0_grph_enable(struct drm_crtc *crtc, bool enable)
2090 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2091 struct drm_device *dev = crtc->dev;
2092 struct amdgpu_device *adev = dev->dev_private;
2095 WREG32(mmGRPH_ENABLE + amdgpu_crtc->crtc_offset, 1);
2097 WREG32(mmGRPH_ENABLE + amdgpu_crtc->crtc_offset, 0);
2100 static int dce_v10_0_crtc_do_set_base(struct drm_crtc *crtc,
2101 struct drm_framebuffer *fb,
2102 int x, int y, int atomic)
2104 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2105 struct drm_device *dev = crtc->dev;
2106 struct amdgpu_device *adev = dev->dev_private;
2107 struct amdgpu_framebuffer *amdgpu_fb;
2108 struct drm_framebuffer *target_fb;
2109 struct drm_gem_object *obj;
2110 struct amdgpu_bo *abo;
2111 uint64_t fb_location, tiling_flags;
2112 uint32_t fb_format, fb_pitch_pixels;
2113 u32 fb_swap = REG_SET_FIELD(0, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP, ENDIAN_NONE);
2115 u32 tmp, viewport_w, viewport_h;
2117 bool bypass_lut = false;
2121 if (!atomic && !crtc->primary->fb) {
2122 DRM_DEBUG_KMS("No FB bound\n");
2127 amdgpu_fb = to_amdgpu_framebuffer(fb);
2130 amdgpu_fb = to_amdgpu_framebuffer(crtc->primary->fb);
2131 target_fb = crtc->primary->fb;
2134 /* If atomic, assume fb object is pinned & idle & fenced and
2135 * just update base pointers
2137 obj = amdgpu_fb->obj;
2138 abo = gem_to_amdgpu_bo(obj);
2139 r = amdgpu_bo_reserve(abo, false);
2140 if (unlikely(r != 0))
2144 fb_location = amdgpu_bo_gpu_offset(abo);
2146 r = amdgpu_bo_pin(abo, AMDGPU_GEM_DOMAIN_VRAM, &fb_location);
2147 if (unlikely(r != 0)) {
2148 amdgpu_bo_unreserve(abo);
2153 amdgpu_bo_get_tiling_flags(abo, &tiling_flags);
2154 amdgpu_bo_unreserve(abo);
2156 pipe_config = AMDGPU_TILING_GET(tiling_flags, PIPE_CONFIG);
2158 switch (target_fb->pixel_format) {
2160 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 0);
2161 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 0);
2163 case DRM_FORMAT_XRGB4444:
2164 case DRM_FORMAT_ARGB4444:
2165 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 1);
2166 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 2);
2168 fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP,
2172 case DRM_FORMAT_XRGB1555:
2173 case DRM_FORMAT_ARGB1555:
2174 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 1);
2175 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 0);
2177 fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP,
2181 case DRM_FORMAT_BGRX5551:
2182 case DRM_FORMAT_BGRA5551:
2183 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 1);
2184 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 5);
2186 fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP,
2190 case DRM_FORMAT_RGB565:
2191 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 1);
2192 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 1);
2194 fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP,
2198 case DRM_FORMAT_XRGB8888:
2199 case DRM_FORMAT_ARGB8888:
2200 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 2);
2201 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 0);
2203 fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP,
2207 case DRM_FORMAT_XRGB2101010:
2208 case DRM_FORMAT_ARGB2101010:
2209 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 2);
2210 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 1);
2212 fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP,
2215 /* Greater 8 bpc fb needs to bypass hw-lut to retain precision */
2218 case DRM_FORMAT_BGRX1010102:
2219 case DRM_FORMAT_BGRA1010102:
2220 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 2);
2221 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 4);
2223 fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP,
2226 /* Greater 8 bpc fb needs to bypass hw-lut to retain precision */
2230 format_name = drm_get_format_name(target_fb->pixel_format);
2231 DRM_ERROR("Unsupported screen format %s\n", format_name);
2236 if (AMDGPU_TILING_GET(tiling_flags, ARRAY_MODE) == ARRAY_2D_TILED_THIN1) {
2237 unsigned bankw, bankh, mtaspect, tile_split, num_banks;
2239 bankw = AMDGPU_TILING_GET(tiling_flags, BANK_WIDTH);
2240 bankh = AMDGPU_TILING_GET(tiling_flags, BANK_HEIGHT);
2241 mtaspect = AMDGPU_TILING_GET(tiling_flags, MACRO_TILE_ASPECT);
2242 tile_split = AMDGPU_TILING_GET(tiling_flags, TILE_SPLIT);
2243 num_banks = AMDGPU_TILING_GET(tiling_flags, NUM_BANKS);
2245 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_NUM_BANKS, num_banks);
2246 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_ARRAY_MODE,
2247 ARRAY_2D_TILED_THIN1);
2248 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_TILE_SPLIT,
2250 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_BANK_WIDTH, bankw);
2251 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_BANK_HEIGHT, bankh);
2252 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_MACRO_TILE_ASPECT,
2254 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_MICRO_TILE_MODE,
2255 ADDR_SURF_MICRO_TILING_DISPLAY);
2256 } else if (AMDGPU_TILING_GET(tiling_flags, ARRAY_MODE) == ARRAY_1D_TILED_THIN1) {
2257 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_ARRAY_MODE,
2258 ARRAY_1D_TILED_THIN1);
2261 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_PIPE_CONFIG,
2264 dce_v10_0_vga_enable(crtc, false);
2266 /* Make sure surface address is updated at vertical blank rather than
2269 tmp = RREG32(mmGRPH_FLIP_CONTROL + amdgpu_crtc->crtc_offset);
2270 tmp = REG_SET_FIELD(tmp, GRPH_FLIP_CONTROL,
2271 GRPH_SURFACE_UPDATE_H_RETRACE_EN, 0);
2272 WREG32(mmGRPH_FLIP_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2274 WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset,
2275 upper_32_bits(fb_location));
2276 WREG32(mmGRPH_SECONDARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset,
2277 upper_32_bits(fb_location));
2278 WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset,
2279 (u32)fb_location & GRPH_PRIMARY_SURFACE_ADDRESS__GRPH_PRIMARY_SURFACE_ADDRESS_MASK);
2280 WREG32(mmGRPH_SECONDARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset,
2281 (u32) fb_location & GRPH_SECONDARY_SURFACE_ADDRESS__GRPH_SECONDARY_SURFACE_ADDRESS_MASK);
2282 WREG32(mmGRPH_CONTROL + amdgpu_crtc->crtc_offset, fb_format);
2283 WREG32(mmGRPH_SWAP_CNTL + amdgpu_crtc->crtc_offset, fb_swap);
2286 * The LUT only has 256 slots for indexing by a 8 bpc fb. Bypass the LUT
2287 * for > 8 bpc scanout to avoid truncation of fb indices to 8 msb's, to
2288 * retain the full precision throughout the pipeline.
2290 tmp = RREG32(mmGRPH_LUT_10BIT_BYPASS + amdgpu_crtc->crtc_offset);
2292 tmp = REG_SET_FIELD(tmp, GRPH_LUT_10BIT_BYPASS, GRPH_LUT_10BIT_BYPASS_EN, 1);
2294 tmp = REG_SET_FIELD(tmp, GRPH_LUT_10BIT_BYPASS, GRPH_LUT_10BIT_BYPASS_EN, 0);
2295 WREG32(mmGRPH_LUT_10BIT_BYPASS + amdgpu_crtc->crtc_offset, tmp);
2298 DRM_DEBUG_KMS("Bypassing hardware LUT due to 10 bit fb scanout.\n");
2300 WREG32(mmGRPH_SURFACE_OFFSET_X + amdgpu_crtc->crtc_offset, 0);
2301 WREG32(mmGRPH_SURFACE_OFFSET_Y + amdgpu_crtc->crtc_offset, 0);
2302 WREG32(mmGRPH_X_START + amdgpu_crtc->crtc_offset, 0);
2303 WREG32(mmGRPH_Y_START + amdgpu_crtc->crtc_offset, 0);
2304 WREG32(mmGRPH_X_END + amdgpu_crtc->crtc_offset, target_fb->width);
2305 WREG32(mmGRPH_Y_END + amdgpu_crtc->crtc_offset, target_fb->height);
2307 fb_pitch_pixels = target_fb->pitches[0] / (target_fb->bits_per_pixel / 8);
2308 WREG32(mmGRPH_PITCH + amdgpu_crtc->crtc_offset, fb_pitch_pixels);
2310 dce_v10_0_grph_enable(crtc, true);
2312 WREG32(mmLB_DESKTOP_HEIGHT + amdgpu_crtc->crtc_offset,
2317 WREG32(mmVIEWPORT_START + amdgpu_crtc->crtc_offset,
2319 viewport_w = crtc->mode.hdisplay;
2320 viewport_h = (crtc->mode.vdisplay + 1) & ~1;
2321 WREG32(mmVIEWPORT_SIZE + amdgpu_crtc->crtc_offset,
2322 (viewport_w << 16) | viewport_h);
2324 /* set pageflip to happen anywhere in vblank interval */
2325 WREG32(mmMASTER_UPDATE_MODE + amdgpu_crtc->crtc_offset, 0);
2327 if (!atomic && fb && fb != crtc->primary->fb) {
2328 amdgpu_fb = to_amdgpu_framebuffer(fb);
2329 abo = gem_to_amdgpu_bo(amdgpu_fb->obj);
2330 r = amdgpu_bo_reserve(abo, false);
2331 if (unlikely(r != 0))
2333 amdgpu_bo_unpin(abo);
2334 amdgpu_bo_unreserve(abo);
2337 /* Bytes per pixel may have changed */
2338 dce_v10_0_bandwidth_update(adev);
2343 static void dce_v10_0_set_interleave(struct drm_crtc *crtc,
2344 struct drm_display_mode *mode)
2346 struct drm_device *dev = crtc->dev;
2347 struct amdgpu_device *adev = dev->dev_private;
2348 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2351 tmp = RREG32(mmLB_DATA_FORMAT + amdgpu_crtc->crtc_offset);
2352 if (mode->flags & DRM_MODE_FLAG_INTERLACE)
2353 tmp = REG_SET_FIELD(tmp, LB_DATA_FORMAT, INTERLEAVE_EN, 1);
2355 tmp = REG_SET_FIELD(tmp, LB_DATA_FORMAT, INTERLEAVE_EN, 0);
2356 WREG32(mmLB_DATA_FORMAT + amdgpu_crtc->crtc_offset, tmp);
2359 static void dce_v10_0_crtc_load_lut(struct drm_crtc *crtc)
2361 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2362 struct drm_device *dev = crtc->dev;
2363 struct amdgpu_device *adev = dev->dev_private;
2367 DRM_DEBUG_KMS("%d\n", amdgpu_crtc->crtc_id);
2369 tmp = RREG32(mmINPUT_CSC_CONTROL + amdgpu_crtc->crtc_offset);
2370 tmp = REG_SET_FIELD(tmp, INPUT_CSC_CONTROL, INPUT_CSC_GRPH_MODE, 0);
2371 tmp = REG_SET_FIELD(tmp, INPUT_CSC_CONTROL, INPUT_CSC_OVL_MODE, 0);
2372 WREG32(mmINPUT_CSC_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2374 tmp = RREG32(mmPRESCALE_GRPH_CONTROL + amdgpu_crtc->crtc_offset);
2375 tmp = REG_SET_FIELD(tmp, PRESCALE_GRPH_CONTROL, GRPH_PRESCALE_BYPASS, 1);
2376 WREG32(mmPRESCALE_GRPH_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2378 tmp = RREG32(mmPRESCALE_OVL_CONTROL + amdgpu_crtc->crtc_offset);
2379 tmp = REG_SET_FIELD(tmp, PRESCALE_OVL_CONTROL, OVL_PRESCALE_BYPASS, 1);
2380 WREG32(mmPRESCALE_OVL_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2382 tmp = RREG32(mmINPUT_GAMMA_CONTROL + amdgpu_crtc->crtc_offset);
2383 tmp = REG_SET_FIELD(tmp, INPUT_GAMMA_CONTROL, GRPH_INPUT_GAMMA_MODE, 0);
2384 tmp = REG_SET_FIELD(tmp, INPUT_GAMMA_CONTROL, OVL_INPUT_GAMMA_MODE, 0);
2385 WREG32(mmINPUT_GAMMA_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2387 WREG32(mmDC_LUT_CONTROL + amdgpu_crtc->crtc_offset, 0);
2389 WREG32(mmDC_LUT_BLACK_OFFSET_BLUE + amdgpu_crtc->crtc_offset, 0);
2390 WREG32(mmDC_LUT_BLACK_OFFSET_GREEN + amdgpu_crtc->crtc_offset, 0);
2391 WREG32(mmDC_LUT_BLACK_OFFSET_RED + amdgpu_crtc->crtc_offset, 0);
2393 WREG32(mmDC_LUT_WHITE_OFFSET_BLUE + amdgpu_crtc->crtc_offset, 0xffff);
2394 WREG32(mmDC_LUT_WHITE_OFFSET_GREEN + amdgpu_crtc->crtc_offset, 0xffff);
2395 WREG32(mmDC_LUT_WHITE_OFFSET_RED + amdgpu_crtc->crtc_offset, 0xffff);
2397 WREG32(mmDC_LUT_RW_MODE + amdgpu_crtc->crtc_offset, 0);
2398 WREG32(mmDC_LUT_WRITE_EN_MASK + amdgpu_crtc->crtc_offset, 0x00000007);
2400 WREG32(mmDC_LUT_RW_INDEX + amdgpu_crtc->crtc_offset, 0);
2401 for (i = 0; i < 256; i++) {
2402 WREG32(mmDC_LUT_30_COLOR + amdgpu_crtc->crtc_offset,
2403 (amdgpu_crtc->lut_r[i] << 20) |
2404 (amdgpu_crtc->lut_g[i] << 10) |
2405 (amdgpu_crtc->lut_b[i] << 0));
2408 tmp = RREG32(mmDEGAMMA_CONTROL + amdgpu_crtc->crtc_offset);
2409 tmp = REG_SET_FIELD(tmp, DEGAMMA_CONTROL, GRPH_DEGAMMA_MODE, 0);
2410 tmp = REG_SET_FIELD(tmp, DEGAMMA_CONTROL, OVL_DEGAMMA_MODE, 0);
2411 tmp = REG_SET_FIELD(tmp, DEGAMMA_CONTROL, CURSOR_DEGAMMA_MODE, 0);
2412 WREG32(mmDEGAMMA_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2414 tmp = RREG32(mmGAMUT_REMAP_CONTROL + amdgpu_crtc->crtc_offset);
2415 tmp = REG_SET_FIELD(tmp, GAMUT_REMAP_CONTROL, GRPH_GAMUT_REMAP_MODE, 0);
2416 tmp = REG_SET_FIELD(tmp, GAMUT_REMAP_CONTROL, OVL_GAMUT_REMAP_MODE, 0);
2417 WREG32(mmGAMUT_REMAP_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2419 tmp = RREG32(mmREGAMMA_CONTROL + amdgpu_crtc->crtc_offset);
2420 tmp = REG_SET_FIELD(tmp, REGAMMA_CONTROL, GRPH_REGAMMA_MODE, 0);
2421 tmp = REG_SET_FIELD(tmp, REGAMMA_CONTROL, OVL_REGAMMA_MODE, 0);
2422 WREG32(mmREGAMMA_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2424 tmp = RREG32(mmOUTPUT_CSC_CONTROL + amdgpu_crtc->crtc_offset);
2425 tmp = REG_SET_FIELD(tmp, OUTPUT_CSC_CONTROL, OUTPUT_CSC_GRPH_MODE, 0);
2426 tmp = REG_SET_FIELD(tmp, OUTPUT_CSC_CONTROL, OUTPUT_CSC_OVL_MODE, 0);
2427 WREG32(mmOUTPUT_CSC_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2429 /* XXX match this to the depth of the crtc fmt block, move to modeset? */
2430 WREG32(mmDENORM_CONTROL + amdgpu_crtc->crtc_offset, 0);
2431 /* XXX this only needs to be programmed once per crtc at startup,
2432 * not sure where the best place for it is
2434 tmp = RREG32(mmALPHA_CONTROL + amdgpu_crtc->crtc_offset);
2435 tmp = REG_SET_FIELD(tmp, ALPHA_CONTROL, CURSOR_ALPHA_BLND_ENA, 1);
2436 WREG32(mmALPHA_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2439 static int dce_v10_0_pick_dig_encoder(struct drm_encoder *encoder)
2441 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
2442 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
2444 switch (amdgpu_encoder->encoder_id) {
2445 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
2451 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
2457 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
2463 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
2467 DRM_ERROR("invalid encoder_id: 0x%x\n", amdgpu_encoder->encoder_id);
2473 * dce_v10_0_pick_pll - Allocate a PPLL for use by the crtc.
2477 * Returns the PPLL (Pixel PLL) to be used by the crtc. For DP monitors
2478 * a single PPLL can be used for all DP crtcs/encoders. For non-DP
2479 * monitors a dedicated PPLL must be used. If a particular board has
2480 * an external DP PLL, return ATOM_PPLL_INVALID to skip PLL programming
2481 * as there is no need to program the PLL itself. If we are not able to
2482 * allocate a PLL, return ATOM_PPLL_INVALID to skip PLL programming to
2483 * avoid messing up an existing monitor.
2485 * Asic specific PLL information
2489 * - PPLL1, PPLL2 are available for all UNIPHY (both DP and non-DP)
2491 * - PPLL0, PPLL1, PPLL2 are available for all UNIPHY (both DP and non-DP) and DAC
2494 static u32 dce_v10_0_pick_pll(struct drm_crtc *crtc)
2496 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2497 struct drm_device *dev = crtc->dev;
2498 struct amdgpu_device *adev = dev->dev_private;
2502 if (ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(amdgpu_crtc->encoder))) {
2503 if (adev->clock.dp_extclk)
2504 /* skip PPLL programming if using ext clock */
2505 return ATOM_PPLL_INVALID;
2507 /* use the same PPLL for all DP monitors */
2508 pll = amdgpu_pll_get_shared_dp_ppll(crtc);
2509 if (pll != ATOM_PPLL_INVALID)
2513 /* use the same PPLL for all monitors with the same clock */
2514 pll = amdgpu_pll_get_shared_nondp_ppll(crtc);
2515 if (pll != ATOM_PPLL_INVALID)
2519 /* DCE10 has PPLL0, PPLL1, and PPLL2 */
2520 pll_in_use = amdgpu_pll_get_use_mask(crtc);
2521 if (!(pll_in_use & (1 << ATOM_PPLL2)))
2523 if (!(pll_in_use & (1 << ATOM_PPLL1)))
2525 if (!(pll_in_use & (1 << ATOM_PPLL0)))
2527 DRM_ERROR("unable to allocate a PPLL\n");
2528 return ATOM_PPLL_INVALID;
2531 static void dce_v10_0_lock_cursor(struct drm_crtc *crtc, bool lock)
2533 struct amdgpu_device *adev = crtc->dev->dev_private;
2534 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2537 cur_lock = RREG32(mmCUR_UPDATE + amdgpu_crtc->crtc_offset);
2539 cur_lock = REG_SET_FIELD(cur_lock, CUR_UPDATE, CURSOR_UPDATE_LOCK, 1);
2541 cur_lock = REG_SET_FIELD(cur_lock, CUR_UPDATE, CURSOR_UPDATE_LOCK, 0);
2542 WREG32(mmCUR_UPDATE + amdgpu_crtc->crtc_offset, cur_lock);
2545 static void dce_v10_0_hide_cursor(struct drm_crtc *crtc)
2547 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2548 struct amdgpu_device *adev = crtc->dev->dev_private;
2551 tmp = RREG32_IDX(mmCUR_CONTROL + amdgpu_crtc->crtc_offset);
2552 tmp = REG_SET_FIELD(tmp, CUR_CONTROL, CURSOR_EN, 0);
2553 WREG32_IDX(mmCUR_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2556 static void dce_v10_0_show_cursor(struct drm_crtc *crtc)
2558 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2559 struct amdgpu_device *adev = crtc->dev->dev_private;
2562 WREG32(mmCUR_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset,
2563 upper_32_bits(amdgpu_crtc->cursor_addr));
2564 WREG32(mmCUR_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset,
2565 lower_32_bits(amdgpu_crtc->cursor_addr));
2567 tmp = RREG32_IDX(mmCUR_CONTROL + amdgpu_crtc->crtc_offset);
2568 tmp = REG_SET_FIELD(tmp, CUR_CONTROL, CURSOR_EN, 1);
2569 tmp = REG_SET_FIELD(tmp, CUR_CONTROL, CURSOR_MODE, 2);
2570 WREG32_IDX(mmCUR_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2573 static int dce_v10_0_cursor_move_locked(struct drm_crtc *crtc,
2576 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2577 struct amdgpu_device *adev = crtc->dev->dev_private;
2578 int xorigin = 0, yorigin = 0;
2580 /* avivo cursor are offset into the total surface */
2583 DRM_DEBUG("x %d y %d c->x %d c->y %d\n", x, y, crtc->x, crtc->y);
2586 xorigin = min(-x, amdgpu_crtc->max_cursor_width - 1);
2590 yorigin = min(-y, amdgpu_crtc->max_cursor_height - 1);
2594 WREG32(mmCUR_POSITION + amdgpu_crtc->crtc_offset, (x << 16) | y);
2595 WREG32(mmCUR_HOT_SPOT + amdgpu_crtc->crtc_offset, (xorigin << 16) | yorigin);
2596 WREG32(mmCUR_SIZE + amdgpu_crtc->crtc_offset,
2597 ((amdgpu_crtc->cursor_width - 1) << 16) | (amdgpu_crtc->cursor_height - 1));
2599 amdgpu_crtc->cursor_x = x;
2600 amdgpu_crtc->cursor_y = y;
2605 static int dce_v10_0_crtc_cursor_move(struct drm_crtc *crtc,
2610 dce_v10_0_lock_cursor(crtc, true);
2611 ret = dce_v10_0_cursor_move_locked(crtc, x, y);
2612 dce_v10_0_lock_cursor(crtc, false);
2617 static int dce_v10_0_crtc_cursor_set2(struct drm_crtc *crtc,
2618 struct drm_file *file_priv,
2625 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2626 struct drm_gem_object *obj;
2627 struct amdgpu_bo *aobj;
2631 /* turn off cursor */
2632 dce_v10_0_hide_cursor(crtc);
2637 if ((width > amdgpu_crtc->max_cursor_width) ||
2638 (height > amdgpu_crtc->max_cursor_height)) {
2639 DRM_ERROR("bad cursor width or height %d x %d\n", width, height);
2643 obj = drm_gem_object_lookup(file_priv, handle);
2645 DRM_ERROR("Cannot find cursor object %x for crtc %d\n", handle, amdgpu_crtc->crtc_id);
2649 aobj = gem_to_amdgpu_bo(obj);
2650 ret = amdgpu_bo_reserve(aobj, false);
2652 drm_gem_object_unreference_unlocked(obj);
2656 ret = amdgpu_bo_pin(aobj, AMDGPU_GEM_DOMAIN_VRAM, &amdgpu_crtc->cursor_addr);
2657 amdgpu_bo_unreserve(aobj);
2659 DRM_ERROR("Failed to pin new cursor BO (%d)\n", ret);
2660 drm_gem_object_unreference_unlocked(obj);
2664 amdgpu_crtc->cursor_width = width;
2665 amdgpu_crtc->cursor_height = height;
2667 dce_v10_0_lock_cursor(crtc, true);
2669 if (hot_x != amdgpu_crtc->cursor_hot_x ||
2670 hot_y != amdgpu_crtc->cursor_hot_y) {
2673 x = amdgpu_crtc->cursor_x + amdgpu_crtc->cursor_hot_x - hot_x;
2674 y = amdgpu_crtc->cursor_y + amdgpu_crtc->cursor_hot_y - hot_y;
2676 dce_v10_0_cursor_move_locked(crtc, x, y);
2678 amdgpu_crtc->cursor_hot_x = hot_x;
2679 amdgpu_crtc->cursor_hot_y = hot_y;
2682 dce_v10_0_show_cursor(crtc);
2683 dce_v10_0_lock_cursor(crtc, false);
2686 if (amdgpu_crtc->cursor_bo) {
2687 struct amdgpu_bo *aobj = gem_to_amdgpu_bo(amdgpu_crtc->cursor_bo);
2688 ret = amdgpu_bo_reserve(aobj, false);
2689 if (likely(ret == 0)) {
2690 amdgpu_bo_unpin(aobj);
2691 amdgpu_bo_unreserve(aobj);
2693 drm_gem_object_unreference_unlocked(amdgpu_crtc->cursor_bo);
2696 amdgpu_crtc->cursor_bo = obj;
2700 static void dce_v10_0_cursor_reset(struct drm_crtc *crtc)
2702 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2704 if (amdgpu_crtc->cursor_bo) {
2705 dce_v10_0_lock_cursor(crtc, true);
2707 dce_v10_0_cursor_move_locked(crtc, amdgpu_crtc->cursor_x,
2708 amdgpu_crtc->cursor_y);
2710 dce_v10_0_show_cursor(crtc);
2712 dce_v10_0_lock_cursor(crtc, false);
2716 static int dce_v10_0_crtc_gamma_set(struct drm_crtc *crtc, u16 *red, u16 *green,
2717 u16 *blue, uint32_t size)
2719 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2722 /* userspace palettes are always correct as is */
2723 for (i = 0; i < size; i++) {
2724 amdgpu_crtc->lut_r[i] = red[i] >> 6;
2725 amdgpu_crtc->lut_g[i] = green[i] >> 6;
2726 amdgpu_crtc->lut_b[i] = blue[i] >> 6;
2728 dce_v10_0_crtc_load_lut(crtc);
2733 static void dce_v10_0_crtc_destroy(struct drm_crtc *crtc)
2735 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2737 drm_crtc_cleanup(crtc);
2741 static const struct drm_crtc_funcs dce_v10_0_crtc_funcs = {
2742 .cursor_set2 = dce_v10_0_crtc_cursor_set2,
2743 .cursor_move = dce_v10_0_crtc_cursor_move,
2744 .gamma_set = dce_v10_0_crtc_gamma_set,
2745 .set_config = amdgpu_crtc_set_config,
2746 .destroy = dce_v10_0_crtc_destroy,
2747 .page_flip_target = amdgpu_crtc_page_flip_target,
2750 static void dce_v10_0_crtc_dpms(struct drm_crtc *crtc, int mode)
2752 struct drm_device *dev = crtc->dev;
2753 struct amdgpu_device *adev = dev->dev_private;
2754 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2758 case DRM_MODE_DPMS_ON:
2759 amdgpu_crtc->enabled = true;
2760 amdgpu_atombios_crtc_enable(crtc, ATOM_ENABLE);
2761 dce_v10_0_vga_enable(crtc, true);
2762 amdgpu_atombios_crtc_blank(crtc, ATOM_DISABLE);
2763 dce_v10_0_vga_enable(crtc, false);
2764 /* Make sure VBLANK and PFLIP interrupts are still enabled */
2765 type = amdgpu_crtc_idx_to_irq_type(adev, amdgpu_crtc->crtc_id);
2766 amdgpu_irq_update(adev, &adev->crtc_irq, type);
2767 amdgpu_irq_update(adev, &adev->pageflip_irq, type);
2768 drm_crtc_vblank_on(crtc);
2769 dce_v10_0_crtc_load_lut(crtc);
2771 case DRM_MODE_DPMS_STANDBY:
2772 case DRM_MODE_DPMS_SUSPEND:
2773 case DRM_MODE_DPMS_OFF:
2774 drm_crtc_vblank_off(crtc);
2775 if (amdgpu_crtc->enabled) {
2776 dce_v10_0_vga_enable(crtc, true);
2777 amdgpu_atombios_crtc_blank(crtc, ATOM_ENABLE);
2778 dce_v10_0_vga_enable(crtc, false);
2780 amdgpu_atombios_crtc_enable(crtc, ATOM_DISABLE);
2781 amdgpu_crtc->enabled = false;
2784 /* adjust pm to dpms */
2785 amdgpu_pm_compute_clocks(adev);
2788 static void dce_v10_0_crtc_prepare(struct drm_crtc *crtc)
2790 /* disable crtc pair power gating before programming */
2791 amdgpu_atombios_crtc_powergate(crtc, ATOM_DISABLE);
2792 amdgpu_atombios_crtc_lock(crtc, ATOM_ENABLE);
2793 dce_v10_0_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);
2796 static void dce_v10_0_crtc_commit(struct drm_crtc *crtc)
2798 dce_v10_0_crtc_dpms(crtc, DRM_MODE_DPMS_ON);
2799 amdgpu_atombios_crtc_lock(crtc, ATOM_DISABLE);
2802 static void dce_v10_0_crtc_disable(struct drm_crtc *crtc)
2804 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2805 struct drm_device *dev = crtc->dev;
2806 struct amdgpu_device *adev = dev->dev_private;
2807 struct amdgpu_atom_ss ss;
2810 dce_v10_0_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);
2811 if (crtc->primary->fb) {
2813 struct amdgpu_framebuffer *amdgpu_fb;
2814 struct amdgpu_bo *abo;
2816 amdgpu_fb = to_amdgpu_framebuffer(crtc->primary->fb);
2817 abo = gem_to_amdgpu_bo(amdgpu_fb->obj);
2818 r = amdgpu_bo_reserve(abo, false);
2820 DRM_ERROR("failed to reserve abo before unpin\n");
2822 amdgpu_bo_unpin(abo);
2823 amdgpu_bo_unreserve(abo);
2826 /* disable the GRPH */
2827 dce_v10_0_grph_enable(crtc, false);
2829 amdgpu_atombios_crtc_powergate(crtc, ATOM_ENABLE);
2831 for (i = 0; i < adev->mode_info.num_crtc; i++) {
2832 if (adev->mode_info.crtcs[i] &&
2833 adev->mode_info.crtcs[i]->enabled &&
2834 i != amdgpu_crtc->crtc_id &&
2835 amdgpu_crtc->pll_id == adev->mode_info.crtcs[i]->pll_id) {
2836 /* one other crtc is using this pll don't turn
2843 switch (amdgpu_crtc->pll_id) {
2847 /* disable the ppll */
2848 amdgpu_atombios_crtc_program_pll(crtc, amdgpu_crtc->crtc_id, amdgpu_crtc->pll_id,
2849 0, 0, ATOM_DISABLE, 0, 0, 0, 0, 0, false, &ss);
2855 amdgpu_crtc->pll_id = ATOM_PPLL_INVALID;
2856 amdgpu_crtc->adjusted_clock = 0;
2857 amdgpu_crtc->encoder = NULL;
2858 amdgpu_crtc->connector = NULL;
2861 static int dce_v10_0_crtc_mode_set(struct drm_crtc *crtc,
2862 struct drm_display_mode *mode,
2863 struct drm_display_mode *adjusted_mode,
2864 int x, int y, struct drm_framebuffer *old_fb)
2866 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2868 if (!amdgpu_crtc->adjusted_clock)
2871 amdgpu_atombios_crtc_set_pll(crtc, adjusted_mode);
2872 amdgpu_atombios_crtc_set_dtd_timing(crtc, adjusted_mode);
2873 dce_v10_0_crtc_do_set_base(crtc, old_fb, x, y, 0);
2874 amdgpu_atombios_crtc_overscan_setup(crtc, mode, adjusted_mode);
2875 amdgpu_atombios_crtc_scaler_setup(crtc);
2876 dce_v10_0_cursor_reset(crtc);
2877 /* update the hw version fpr dpm */
2878 amdgpu_crtc->hw_mode = *adjusted_mode;
2883 static bool dce_v10_0_crtc_mode_fixup(struct drm_crtc *crtc,
2884 const struct drm_display_mode *mode,
2885 struct drm_display_mode *adjusted_mode)
2887 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2888 struct drm_device *dev = crtc->dev;
2889 struct drm_encoder *encoder;
2891 /* assign the encoder to the amdgpu crtc to avoid repeated lookups later */
2892 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
2893 if (encoder->crtc == crtc) {
2894 amdgpu_crtc->encoder = encoder;
2895 amdgpu_crtc->connector = amdgpu_get_connector_for_encoder(encoder);
2899 if ((amdgpu_crtc->encoder == NULL) || (amdgpu_crtc->connector == NULL)) {
2900 amdgpu_crtc->encoder = NULL;
2901 amdgpu_crtc->connector = NULL;
2904 if (!amdgpu_crtc_scaling_mode_fixup(crtc, mode, adjusted_mode))
2906 if (amdgpu_atombios_crtc_prepare_pll(crtc, adjusted_mode))
2909 amdgpu_crtc->pll_id = dce_v10_0_pick_pll(crtc);
2910 /* if we can't get a PPLL for a non-DP encoder, fail */
2911 if ((amdgpu_crtc->pll_id == ATOM_PPLL_INVALID) &&
2912 !ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(amdgpu_crtc->encoder)))
2918 static int dce_v10_0_crtc_set_base(struct drm_crtc *crtc, int x, int y,
2919 struct drm_framebuffer *old_fb)
2921 return dce_v10_0_crtc_do_set_base(crtc, old_fb, x, y, 0);
2924 static int dce_v10_0_crtc_set_base_atomic(struct drm_crtc *crtc,
2925 struct drm_framebuffer *fb,
2926 int x, int y, enum mode_set_atomic state)
2928 return dce_v10_0_crtc_do_set_base(crtc, fb, x, y, 1);
2931 static const struct drm_crtc_helper_funcs dce_v10_0_crtc_helper_funcs = {
2932 .dpms = dce_v10_0_crtc_dpms,
2933 .mode_fixup = dce_v10_0_crtc_mode_fixup,
2934 .mode_set = dce_v10_0_crtc_mode_set,
2935 .mode_set_base = dce_v10_0_crtc_set_base,
2936 .mode_set_base_atomic = dce_v10_0_crtc_set_base_atomic,
2937 .prepare = dce_v10_0_crtc_prepare,
2938 .commit = dce_v10_0_crtc_commit,
2939 .load_lut = dce_v10_0_crtc_load_lut,
2940 .disable = dce_v10_0_crtc_disable,
2943 static int dce_v10_0_crtc_init(struct amdgpu_device *adev, int index)
2945 struct amdgpu_crtc *amdgpu_crtc;
2948 amdgpu_crtc = kzalloc(sizeof(struct amdgpu_crtc) +
2949 (AMDGPUFB_CONN_LIMIT * sizeof(struct drm_connector *)), GFP_KERNEL);
2950 if (amdgpu_crtc == NULL)
2953 drm_crtc_init(adev->ddev, &amdgpu_crtc->base, &dce_v10_0_crtc_funcs);
2955 drm_mode_crtc_set_gamma_size(&amdgpu_crtc->base, 256);
2956 amdgpu_crtc->crtc_id = index;
2957 adev->mode_info.crtcs[index] = amdgpu_crtc;
2959 amdgpu_crtc->max_cursor_width = 128;
2960 amdgpu_crtc->max_cursor_height = 128;
2961 adev->ddev->mode_config.cursor_width = amdgpu_crtc->max_cursor_width;
2962 adev->ddev->mode_config.cursor_height = amdgpu_crtc->max_cursor_height;
2964 for (i = 0; i < 256; i++) {
2965 amdgpu_crtc->lut_r[i] = i << 2;
2966 amdgpu_crtc->lut_g[i] = i << 2;
2967 amdgpu_crtc->lut_b[i] = i << 2;
2970 switch (amdgpu_crtc->crtc_id) {
2973 amdgpu_crtc->crtc_offset = CRTC0_REGISTER_OFFSET;
2976 amdgpu_crtc->crtc_offset = CRTC1_REGISTER_OFFSET;
2979 amdgpu_crtc->crtc_offset = CRTC2_REGISTER_OFFSET;
2982 amdgpu_crtc->crtc_offset = CRTC3_REGISTER_OFFSET;
2985 amdgpu_crtc->crtc_offset = CRTC4_REGISTER_OFFSET;
2988 amdgpu_crtc->crtc_offset = CRTC5_REGISTER_OFFSET;
2992 amdgpu_crtc->pll_id = ATOM_PPLL_INVALID;
2993 amdgpu_crtc->adjusted_clock = 0;
2994 amdgpu_crtc->encoder = NULL;
2995 amdgpu_crtc->connector = NULL;
2996 drm_crtc_helper_add(&amdgpu_crtc->base, &dce_v10_0_crtc_helper_funcs);
3001 static int dce_v10_0_early_init(void *handle)
3003 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3005 adev->audio_endpt_rreg = &dce_v10_0_audio_endpt_rreg;
3006 adev->audio_endpt_wreg = &dce_v10_0_audio_endpt_wreg;
3008 dce_v10_0_set_display_funcs(adev);
3009 dce_v10_0_set_irq_funcs(adev);
3011 adev->mode_info.num_crtc = dce_v10_0_get_num_crtc(adev);
3013 switch (adev->asic_type) {
3016 adev->mode_info.num_hpd = 6;
3017 adev->mode_info.num_dig = 7;
3020 /* FIXME: not supported yet */
3027 static int dce_v10_0_sw_init(void *handle)
3030 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3032 for (i = 0; i < adev->mode_info.num_crtc; i++) {
3033 r = amdgpu_irq_add_id(adev, i + 1, &adev->crtc_irq);
3038 for (i = 8; i < 20; i += 2) {
3039 r = amdgpu_irq_add_id(adev, i, &adev->pageflip_irq);
3045 r = amdgpu_irq_add_id(adev, 42, &adev->hpd_irq);
3049 adev->ddev->mode_config.funcs = &amdgpu_mode_funcs;
3051 adev->ddev->mode_config.async_page_flip = true;
3053 adev->ddev->mode_config.max_width = 16384;
3054 adev->ddev->mode_config.max_height = 16384;
3056 adev->ddev->mode_config.preferred_depth = 24;
3057 adev->ddev->mode_config.prefer_shadow = 1;
3059 adev->ddev->mode_config.fb_base = adev->mc.aper_base;
3061 r = amdgpu_modeset_create_props(adev);
3065 adev->ddev->mode_config.max_width = 16384;
3066 adev->ddev->mode_config.max_height = 16384;
3068 /* allocate crtcs */
3069 for (i = 0; i < adev->mode_info.num_crtc; i++) {
3070 r = dce_v10_0_crtc_init(adev, i);
3075 if (amdgpu_atombios_get_connector_info_from_object_table(adev))
3076 amdgpu_print_display_setup(adev->ddev);
3081 r = dce_v10_0_afmt_init(adev);
3085 r = dce_v10_0_audio_init(adev);
3089 drm_kms_helper_poll_init(adev->ddev);
3091 adev->mode_info.mode_config_initialized = true;
3095 static int dce_v10_0_sw_fini(void *handle)
3097 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3099 kfree(adev->mode_info.bios_hardcoded_edid);
3101 drm_kms_helper_poll_fini(adev->ddev);
3103 dce_v10_0_audio_fini(adev);
3105 dce_v10_0_afmt_fini(adev);
3107 drm_mode_config_cleanup(adev->ddev);
3108 adev->mode_info.mode_config_initialized = false;
3113 static int dce_v10_0_hw_init(void *handle)
3116 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3118 dce_v10_0_init_golden_registers(adev);
3120 /* init dig PHYs, disp eng pll */
3121 amdgpu_atombios_encoder_init_dig(adev);
3122 amdgpu_atombios_crtc_set_disp_eng_pll(adev, adev->clock.default_dispclk);
3124 /* initialize hpd */
3125 dce_v10_0_hpd_init(adev);
3127 for (i = 0; i < adev->mode_info.audio.num_pins; i++) {
3128 dce_v10_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false);
3131 dce_v10_0_pageflip_interrupt_init(adev);
3136 static int dce_v10_0_hw_fini(void *handle)
3139 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3141 dce_v10_0_hpd_fini(adev);
3143 for (i = 0; i < adev->mode_info.audio.num_pins; i++) {
3144 dce_v10_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false);
3147 dce_v10_0_pageflip_interrupt_fini(adev);
3152 static int dce_v10_0_suspend(void *handle)
3154 return dce_v10_0_hw_fini(handle);
3157 static int dce_v10_0_resume(void *handle)
3159 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3162 ret = dce_v10_0_hw_init(handle);
3164 /* turn on the BL */
3165 if (adev->mode_info.bl_encoder) {
3166 u8 bl_level = amdgpu_display_backlight_get_level(adev,
3167 adev->mode_info.bl_encoder);
3168 amdgpu_display_backlight_set_level(adev, adev->mode_info.bl_encoder,
3175 static bool dce_v10_0_is_idle(void *handle)
3180 static int dce_v10_0_wait_for_idle(void *handle)
3185 static bool dce_v10_0_check_soft_reset(void *handle)
3187 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3189 return dce_v10_0_is_display_hung(adev);
3192 static int dce_v10_0_soft_reset(void *handle)
3194 u32 srbm_soft_reset = 0, tmp;
3195 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3197 if (dce_v10_0_is_display_hung(adev))
3198 srbm_soft_reset |= SRBM_SOFT_RESET__SOFT_RESET_DC_MASK;
3200 if (srbm_soft_reset) {
3201 tmp = RREG32(mmSRBM_SOFT_RESET);
3202 tmp |= srbm_soft_reset;
3203 dev_info(adev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp);
3204 WREG32(mmSRBM_SOFT_RESET, tmp);
3205 tmp = RREG32(mmSRBM_SOFT_RESET);
3209 tmp &= ~srbm_soft_reset;
3210 WREG32(mmSRBM_SOFT_RESET, tmp);
3211 tmp = RREG32(mmSRBM_SOFT_RESET);
3213 /* Wait a little for things to settle down */
3219 static void dce_v10_0_set_crtc_vblank_interrupt_state(struct amdgpu_device *adev,
3221 enum amdgpu_interrupt_state state)
3223 u32 lb_interrupt_mask;
3225 if (crtc >= adev->mode_info.num_crtc) {
3226 DRM_DEBUG("invalid crtc %d\n", crtc);
3231 case AMDGPU_IRQ_STATE_DISABLE:
3232 lb_interrupt_mask = RREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc]);
3233 lb_interrupt_mask = REG_SET_FIELD(lb_interrupt_mask, LB_INTERRUPT_MASK,
3234 VBLANK_INTERRUPT_MASK, 0);
3235 WREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc], lb_interrupt_mask);
3237 case AMDGPU_IRQ_STATE_ENABLE:
3238 lb_interrupt_mask = RREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc]);
3239 lb_interrupt_mask = REG_SET_FIELD(lb_interrupt_mask, LB_INTERRUPT_MASK,
3240 VBLANK_INTERRUPT_MASK, 1);
3241 WREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc], lb_interrupt_mask);
3248 static void dce_v10_0_set_crtc_vline_interrupt_state(struct amdgpu_device *adev,
3250 enum amdgpu_interrupt_state state)
3252 u32 lb_interrupt_mask;
3254 if (crtc >= adev->mode_info.num_crtc) {
3255 DRM_DEBUG("invalid crtc %d\n", crtc);
3260 case AMDGPU_IRQ_STATE_DISABLE:
3261 lb_interrupt_mask = RREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc]);
3262 lb_interrupt_mask = REG_SET_FIELD(lb_interrupt_mask, LB_INTERRUPT_MASK,
3263 VLINE_INTERRUPT_MASK, 0);
3264 WREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc], lb_interrupt_mask);
3266 case AMDGPU_IRQ_STATE_ENABLE:
3267 lb_interrupt_mask = RREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc]);
3268 lb_interrupt_mask = REG_SET_FIELD(lb_interrupt_mask, LB_INTERRUPT_MASK,
3269 VLINE_INTERRUPT_MASK, 1);
3270 WREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc], lb_interrupt_mask);
3277 static int dce_v10_0_set_hpd_irq_state(struct amdgpu_device *adev,
3278 struct amdgpu_irq_src *source,
3280 enum amdgpu_interrupt_state state)
3284 if (hpd >= adev->mode_info.num_hpd) {
3285 DRM_DEBUG("invalid hdp %d\n", hpd);
3290 case AMDGPU_IRQ_STATE_DISABLE:
3291 tmp = RREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd]);
3292 tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_EN, 0);
3293 WREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd], tmp);
3295 case AMDGPU_IRQ_STATE_ENABLE:
3296 tmp = RREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd]);
3297 tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_EN, 1);
3298 WREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd], tmp);
3307 static int dce_v10_0_set_crtc_irq_state(struct amdgpu_device *adev,
3308 struct amdgpu_irq_src *source,
3310 enum amdgpu_interrupt_state state)
3313 case AMDGPU_CRTC_IRQ_VBLANK1:
3314 dce_v10_0_set_crtc_vblank_interrupt_state(adev, 0, state);
3316 case AMDGPU_CRTC_IRQ_VBLANK2:
3317 dce_v10_0_set_crtc_vblank_interrupt_state(adev, 1, state);
3319 case AMDGPU_CRTC_IRQ_VBLANK3:
3320 dce_v10_0_set_crtc_vblank_interrupt_state(adev, 2, state);
3322 case AMDGPU_CRTC_IRQ_VBLANK4:
3323 dce_v10_0_set_crtc_vblank_interrupt_state(adev, 3, state);
3325 case AMDGPU_CRTC_IRQ_VBLANK5:
3326 dce_v10_0_set_crtc_vblank_interrupt_state(adev, 4, state);
3328 case AMDGPU_CRTC_IRQ_VBLANK6:
3329 dce_v10_0_set_crtc_vblank_interrupt_state(adev, 5, state);
3331 case AMDGPU_CRTC_IRQ_VLINE1:
3332 dce_v10_0_set_crtc_vline_interrupt_state(adev, 0, state);
3334 case AMDGPU_CRTC_IRQ_VLINE2:
3335 dce_v10_0_set_crtc_vline_interrupt_state(adev, 1, state);
3337 case AMDGPU_CRTC_IRQ_VLINE3:
3338 dce_v10_0_set_crtc_vline_interrupt_state(adev, 2, state);
3340 case AMDGPU_CRTC_IRQ_VLINE4:
3341 dce_v10_0_set_crtc_vline_interrupt_state(adev, 3, state);
3343 case AMDGPU_CRTC_IRQ_VLINE5:
3344 dce_v10_0_set_crtc_vline_interrupt_state(adev, 4, state);
3346 case AMDGPU_CRTC_IRQ_VLINE6:
3347 dce_v10_0_set_crtc_vline_interrupt_state(adev, 5, state);
3355 static int dce_v10_0_set_pageflip_irq_state(struct amdgpu_device *adev,
3356 struct amdgpu_irq_src *src,
3358 enum amdgpu_interrupt_state state)
3362 if (type >= adev->mode_info.num_crtc) {
3363 DRM_ERROR("invalid pageflip crtc %d\n", type);
3367 reg = RREG32(mmGRPH_INTERRUPT_CONTROL + crtc_offsets[type]);
3368 if (state == AMDGPU_IRQ_STATE_DISABLE)
3369 WREG32(mmGRPH_INTERRUPT_CONTROL + crtc_offsets[type],
3370 reg & ~GRPH_INTERRUPT_CONTROL__GRPH_PFLIP_INT_MASK_MASK);
3372 WREG32(mmGRPH_INTERRUPT_CONTROL + crtc_offsets[type],
3373 reg | GRPH_INTERRUPT_CONTROL__GRPH_PFLIP_INT_MASK_MASK);
3378 static int dce_v10_0_pageflip_irq(struct amdgpu_device *adev,
3379 struct amdgpu_irq_src *source,
3380 struct amdgpu_iv_entry *entry)
3382 unsigned long flags;
3384 struct amdgpu_crtc *amdgpu_crtc;
3385 struct amdgpu_flip_work *works;
3387 crtc_id = (entry->src_id - 8) >> 1;
3388 amdgpu_crtc = adev->mode_info.crtcs[crtc_id];
3390 if (crtc_id >= adev->mode_info.num_crtc) {
3391 DRM_ERROR("invalid pageflip crtc %d\n", crtc_id);
3395 if (RREG32(mmGRPH_INTERRUPT_STATUS + crtc_offsets[crtc_id]) &
3396 GRPH_INTERRUPT_STATUS__GRPH_PFLIP_INT_OCCURRED_MASK)
3397 WREG32(mmGRPH_INTERRUPT_STATUS + crtc_offsets[crtc_id],
3398 GRPH_INTERRUPT_STATUS__GRPH_PFLIP_INT_CLEAR_MASK);
3400 /* IRQ could occur when in initial stage */
3401 if (amdgpu_crtc == NULL)
3404 spin_lock_irqsave(&adev->ddev->event_lock, flags);
3405 works = amdgpu_crtc->pflip_works;
3406 if (amdgpu_crtc->pflip_status != AMDGPU_FLIP_SUBMITTED) {
3407 DRM_DEBUG_DRIVER("amdgpu_crtc->pflip_status = %d != "
3408 "AMDGPU_FLIP_SUBMITTED(%d)\n",
3409 amdgpu_crtc->pflip_status,
3410 AMDGPU_FLIP_SUBMITTED);
3411 spin_unlock_irqrestore(&adev->ddev->event_lock, flags);
3415 /* page flip completed. clean up */
3416 amdgpu_crtc->pflip_status = AMDGPU_FLIP_NONE;
3417 amdgpu_crtc->pflip_works = NULL;
3419 /* wakeup usersapce */
3421 drm_crtc_send_vblank_event(&amdgpu_crtc->base, works->event);
3423 spin_unlock_irqrestore(&adev->ddev->event_lock, flags);
3425 drm_crtc_vblank_put(&amdgpu_crtc->base);
3426 schedule_work(&works->unpin_work);
3431 static void dce_v10_0_hpd_int_ack(struct amdgpu_device *adev,
3436 if (hpd >= adev->mode_info.num_hpd) {
3437 DRM_DEBUG("invalid hdp %d\n", hpd);
3441 tmp = RREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd]);
3442 tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_ACK, 1);
3443 WREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd], tmp);
3446 static void dce_v10_0_crtc_vblank_int_ack(struct amdgpu_device *adev,
3451 if (crtc >= adev->mode_info.num_crtc) {
3452 DRM_DEBUG("invalid crtc %d\n", crtc);
3456 tmp = RREG32(mmLB_VBLANK_STATUS + crtc_offsets[crtc]);
3457 tmp = REG_SET_FIELD(tmp, LB_VBLANK_STATUS, VBLANK_ACK, 1);
3458 WREG32(mmLB_VBLANK_STATUS + crtc_offsets[crtc], tmp);
3461 static void dce_v10_0_crtc_vline_int_ack(struct amdgpu_device *adev,
3466 if (crtc >= adev->mode_info.num_crtc) {
3467 DRM_DEBUG("invalid crtc %d\n", crtc);
3471 tmp = RREG32(mmLB_VLINE_STATUS + crtc_offsets[crtc]);
3472 tmp = REG_SET_FIELD(tmp, LB_VLINE_STATUS, VLINE_ACK, 1);
3473 WREG32(mmLB_VLINE_STATUS + crtc_offsets[crtc], tmp);
3476 static int dce_v10_0_crtc_irq(struct amdgpu_device *adev,
3477 struct amdgpu_irq_src *source,
3478 struct amdgpu_iv_entry *entry)
3480 unsigned crtc = entry->src_id - 1;
3481 uint32_t disp_int = RREG32(interrupt_status_offsets[crtc].reg);
3482 unsigned irq_type = amdgpu_crtc_idx_to_irq_type(adev, crtc);
3484 switch (entry->src_data) {
3485 case 0: /* vblank */
3486 if (disp_int & interrupt_status_offsets[crtc].vblank)
3487 dce_v10_0_crtc_vblank_int_ack(adev, crtc);
3489 DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
3491 if (amdgpu_irq_enabled(adev, source, irq_type)) {
3492 drm_handle_vblank(adev->ddev, crtc);
3494 DRM_DEBUG("IH: D%d vblank\n", crtc + 1);
3498 if (disp_int & interrupt_status_offsets[crtc].vline)
3499 dce_v10_0_crtc_vline_int_ack(adev, crtc);
3501 DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
3503 DRM_DEBUG("IH: D%d vline\n", crtc + 1);
3507 DRM_DEBUG("Unhandled interrupt: %d %d\n", entry->src_id, entry->src_data);
3514 static int dce_v10_0_hpd_irq(struct amdgpu_device *adev,
3515 struct amdgpu_irq_src *source,
3516 struct amdgpu_iv_entry *entry)
3518 uint32_t disp_int, mask;
3521 if (entry->src_data >= adev->mode_info.num_hpd) {
3522 DRM_DEBUG("Unhandled interrupt: %d %d\n", entry->src_id, entry->src_data);
3526 hpd = entry->src_data;
3527 disp_int = RREG32(interrupt_status_offsets[hpd].reg);
3528 mask = interrupt_status_offsets[hpd].hpd;
3530 if (disp_int & mask) {
3531 dce_v10_0_hpd_int_ack(adev, hpd);
3532 schedule_work(&adev->hotplug_work);
3533 DRM_DEBUG("IH: HPD%d\n", hpd + 1);
3539 static int dce_v10_0_set_clockgating_state(void *handle,
3540 enum amd_clockgating_state state)
3545 static int dce_v10_0_set_powergating_state(void *handle,
3546 enum amd_powergating_state state)
3551 const struct amd_ip_funcs dce_v10_0_ip_funcs = {
3552 .name = "dce_v10_0",
3553 .early_init = dce_v10_0_early_init,
3555 .sw_init = dce_v10_0_sw_init,
3556 .sw_fini = dce_v10_0_sw_fini,
3557 .hw_init = dce_v10_0_hw_init,
3558 .hw_fini = dce_v10_0_hw_fini,
3559 .suspend = dce_v10_0_suspend,
3560 .resume = dce_v10_0_resume,
3561 .is_idle = dce_v10_0_is_idle,
3562 .wait_for_idle = dce_v10_0_wait_for_idle,
3563 .check_soft_reset = dce_v10_0_check_soft_reset,
3564 .soft_reset = dce_v10_0_soft_reset,
3565 .set_clockgating_state = dce_v10_0_set_clockgating_state,
3566 .set_powergating_state = dce_v10_0_set_powergating_state,
3570 dce_v10_0_encoder_mode_set(struct drm_encoder *encoder,
3571 struct drm_display_mode *mode,
3572 struct drm_display_mode *adjusted_mode)
3574 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
3576 amdgpu_encoder->pixel_clock = adjusted_mode->clock;
3578 /* need to call this here rather than in prepare() since we need some crtc info */
3579 amdgpu_atombios_encoder_dpms(encoder, DRM_MODE_DPMS_OFF);
3581 /* set scaler clears this on some chips */
3582 dce_v10_0_set_interleave(encoder->crtc, mode);
3584 if (amdgpu_atombios_encoder_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_HDMI) {
3585 dce_v10_0_afmt_enable(encoder, true);
3586 dce_v10_0_afmt_setmode(encoder, adjusted_mode);
3590 static void dce_v10_0_encoder_prepare(struct drm_encoder *encoder)
3592 struct amdgpu_device *adev = encoder->dev->dev_private;
3593 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
3594 struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
3596 if ((amdgpu_encoder->active_device &
3597 (ATOM_DEVICE_DFP_SUPPORT | ATOM_DEVICE_LCD_SUPPORT)) ||
3598 (amdgpu_encoder_get_dp_bridge_encoder_id(encoder) !=
3599 ENCODER_OBJECT_ID_NONE)) {
3600 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
3602 dig->dig_encoder = dce_v10_0_pick_dig_encoder(encoder);
3603 if (amdgpu_encoder->active_device & ATOM_DEVICE_DFP_SUPPORT)
3604 dig->afmt = adev->mode_info.afmt[dig->dig_encoder];
3608 amdgpu_atombios_scratch_regs_lock(adev, true);
3611 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
3613 /* select the clock/data port if it uses a router */
3614 if (amdgpu_connector->router.cd_valid)
3615 amdgpu_i2c_router_select_cd_port(amdgpu_connector);
3617 /* turn eDP panel on for mode set */
3618 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP)
3619 amdgpu_atombios_encoder_set_edp_panel_power(connector,
3620 ATOM_TRANSMITTER_ACTION_POWER_ON);
3623 /* this is needed for the pll/ss setup to work correctly in some cases */
3624 amdgpu_atombios_encoder_set_crtc_source(encoder);
3625 /* set up the FMT blocks */
3626 dce_v10_0_program_fmt(encoder);
3629 static void dce_v10_0_encoder_commit(struct drm_encoder *encoder)
3631 struct drm_device *dev = encoder->dev;
3632 struct amdgpu_device *adev = dev->dev_private;
3634 /* need to call this here as we need the crtc set up */
3635 amdgpu_atombios_encoder_dpms(encoder, DRM_MODE_DPMS_ON);
3636 amdgpu_atombios_scratch_regs_lock(adev, false);
3639 static void dce_v10_0_encoder_disable(struct drm_encoder *encoder)
3641 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
3642 struct amdgpu_encoder_atom_dig *dig;
3644 amdgpu_atombios_encoder_dpms(encoder, DRM_MODE_DPMS_OFF);
3646 if (amdgpu_atombios_encoder_is_digital(encoder)) {
3647 if (amdgpu_atombios_encoder_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_HDMI)
3648 dce_v10_0_afmt_enable(encoder, false);
3649 dig = amdgpu_encoder->enc_priv;
3650 dig->dig_encoder = -1;
3652 amdgpu_encoder->active_device = 0;
3655 /* these are handled by the primary encoders */
3656 static void dce_v10_0_ext_prepare(struct drm_encoder *encoder)
3661 static void dce_v10_0_ext_commit(struct drm_encoder *encoder)
3667 dce_v10_0_ext_mode_set(struct drm_encoder *encoder,
3668 struct drm_display_mode *mode,
3669 struct drm_display_mode *adjusted_mode)
3674 static void dce_v10_0_ext_disable(struct drm_encoder *encoder)
3680 dce_v10_0_ext_dpms(struct drm_encoder *encoder, int mode)
3685 static const struct drm_encoder_helper_funcs dce_v10_0_ext_helper_funcs = {
3686 .dpms = dce_v10_0_ext_dpms,
3687 .prepare = dce_v10_0_ext_prepare,
3688 .mode_set = dce_v10_0_ext_mode_set,
3689 .commit = dce_v10_0_ext_commit,
3690 .disable = dce_v10_0_ext_disable,
3691 /* no detect for TMDS/LVDS yet */
3694 static const struct drm_encoder_helper_funcs dce_v10_0_dig_helper_funcs = {
3695 .dpms = amdgpu_atombios_encoder_dpms,
3696 .mode_fixup = amdgpu_atombios_encoder_mode_fixup,
3697 .prepare = dce_v10_0_encoder_prepare,
3698 .mode_set = dce_v10_0_encoder_mode_set,
3699 .commit = dce_v10_0_encoder_commit,
3700 .disable = dce_v10_0_encoder_disable,
3701 .detect = amdgpu_atombios_encoder_dig_detect,
3704 static const struct drm_encoder_helper_funcs dce_v10_0_dac_helper_funcs = {
3705 .dpms = amdgpu_atombios_encoder_dpms,
3706 .mode_fixup = amdgpu_atombios_encoder_mode_fixup,
3707 .prepare = dce_v10_0_encoder_prepare,
3708 .mode_set = dce_v10_0_encoder_mode_set,
3709 .commit = dce_v10_0_encoder_commit,
3710 .detect = amdgpu_atombios_encoder_dac_detect,
3713 static void dce_v10_0_encoder_destroy(struct drm_encoder *encoder)
3715 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
3716 if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
3717 amdgpu_atombios_encoder_fini_backlight(amdgpu_encoder);
3718 kfree(amdgpu_encoder->enc_priv);
3719 drm_encoder_cleanup(encoder);
3720 kfree(amdgpu_encoder);
3723 static const struct drm_encoder_funcs dce_v10_0_encoder_funcs = {
3724 .destroy = dce_v10_0_encoder_destroy,
3727 static void dce_v10_0_encoder_add(struct amdgpu_device *adev,
3728 uint32_t encoder_enum,
3729 uint32_t supported_device,
3732 struct drm_device *dev = adev->ddev;
3733 struct drm_encoder *encoder;
3734 struct amdgpu_encoder *amdgpu_encoder;
3736 /* see if we already added it */
3737 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
3738 amdgpu_encoder = to_amdgpu_encoder(encoder);
3739 if (amdgpu_encoder->encoder_enum == encoder_enum) {
3740 amdgpu_encoder->devices |= supported_device;
3747 amdgpu_encoder = kzalloc(sizeof(struct amdgpu_encoder), GFP_KERNEL);
3748 if (!amdgpu_encoder)
3751 encoder = &amdgpu_encoder->base;
3752 switch (adev->mode_info.num_crtc) {
3754 encoder->possible_crtcs = 0x1;
3758 encoder->possible_crtcs = 0x3;
3761 encoder->possible_crtcs = 0xf;
3764 encoder->possible_crtcs = 0x3f;
3768 amdgpu_encoder->enc_priv = NULL;
3770 amdgpu_encoder->encoder_enum = encoder_enum;
3771 amdgpu_encoder->encoder_id = (encoder_enum & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT;
3772 amdgpu_encoder->devices = supported_device;
3773 amdgpu_encoder->rmx_type = RMX_OFF;
3774 amdgpu_encoder->underscan_type = UNDERSCAN_OFF;
3775 amdgpu_encoder->is_ext_encoder = false;
3776 amdgpu_encoder->caps = caps;
3778 switch (amdgpu_encoder->encoder_id) {
3779 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
3780 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
3781 drm_encoder_init(dev, encoder, &dce_v10_0_encoder_funcs,
3782 DRM_MODE_ENCODER_DAC, NULL);
3783 drm_encoder_helper_add(encoder, &dce_v10_0_dac_helper_funcs);
3785 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
3786 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
3787 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
3788 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
3789 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
3790 if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
3791 amdgpu_encoder->rmx_type = RMX_FULL;
3792 drm_encoder_init(dev, encoder, &dce_v10_0_encoder_funcs,
3793 DRM_MODE_ENCODER_LVDS, NULL);
3794 amdgpu_encoder->enc_priv = amdgpu_atombios_encoder_get_lcd_info(amdgpu_encoder);
3795 } else if (amdgpu_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT)) {
3796 drm_encoder_init(dev, encoder, &dce_v10_0_encoder_funcs,
3797 DRM_MODE_ENCODER_DAC, NULL);
3798 amdgpu_encoder->enc_priv = amdgpu_atombios_encoder_get_dig_info(amdgpu_encoder);
3800 drm_encoder_init(dev, encoder, &dce_v10_0_encoder_funcs,
3801 DRM_MODE_ENCODER_TMDS, NULL);
3802 amdgpu_encoder->enc_priv = amdgpu_atombios_encoder_get_dig_info(amdgpu_encoder);
3804 drm_encoder_helper_add(encoder, &dce_v10_0_dig_helper_funcs);
3806 case ENCODER_OBJECT_ID_SI170B:
3807 case ENCODER_OBJECT_ID_CH7303:
3808 case ENCODER_OBJECT_ID_EXTERNAL_SDVOA:
3809 case ENCODER_OBJECT_ID_EXTERNAL_SDVOB:
3810 case ENCODER_OBJECT_ID_TITFP513:
3811 case ENCODER_OBJECT_ID_VT1623:
3812 case ENCODER_OBJECT_ID_HDMI_SI1930:
3813 case ENCODER_OBJECT_ID_TRAVIS:
3814 case ENCODER_OBJECT_ID_NUTMEG:
3815 /* these are handled by the primary encoders */
3816 amdgpu_encoder->is_ext_encoder = true;
3817 if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
3818 drm_encoder_init(dev, encoder, &dce_v10_0_encoder_funcs,
3819 DRM_MODE_ENCODER_LVDS, NULL);
3820 else if (amdgpu_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT))
3821 drm_encoder_init(dev, encoder, &dce_v10_0_encoder_funcs,
3822 DRM_MODE_ENCODER_DAC, NULL);
3824 drm_encoder_init(dev, encoder, &dce_v10_0_encoder_funcs,
3825 DRM_MODE_ENCODER_TMDS, NULL);
3826 drm_encoder_helper_add(encoder, &dce_v10_0_ext_helper_funcs);
3831 static const struct amdgpu_display_funcs dce_v10_0_display_funcs = {
3832 .set_vga_render_state = &dce_v10_0_set_vga_render_state,
3833 .bandwidth_update = &dce_v10_0_bandwidth_update,
3834 .vblank_get_counter = &dce_v10_0_vblank_get_counter,
3835 .vblank_wait = &dce_v10_0_vblank_wait,
3836 .is_display_hung = &dce_v10_0_is_display_hung,
3837 .backlight_set_level = &amdgpu_atombios_encoder_set_backlight_level,
3838 .backlight_get_level = &amdgpu_atombios_encoder_get_backlight_level,
3839 .hpd_sense = &dce_v10_0_hpd_sense,
3840 .hpd_set_polarity = &dce_v10_0_hpd_set_polarity,
3841 .hpd_get_gpio_reg = &dce_v10_0_hpd_get_gpio_reg,
3842 .page_flip = &dce_v10_0_page_flip,
3843 .page_flip_get_scanoutpos = &dce_v10_0_crtc_get_scanoutpos,
3844 .add_encoder = &dce_v10_0_encoder_add,
3845 .add_connector = &amdgpu_connector_add,
3846 .stop_mc_access = &dce_v10_0_stop_mc_access,
3847 .resume_mc_access = &dce_v10_0_resume_mc_access,
3850 static void dce_v10_0_set_display_funcs(struct amdgpu_device *adev)
3852 if (adev->mode_info.funcs == NULL)
3853 adev->mode_info.funcs = &dce_v10_0_display_funcs;
3856 static const struct amdgpu_irq_src_funcs dce_v10_0_crtc_irq_funcs = {
3857 .set = dce_v10_0_set_crtc_irq_state,
3858 .process = dce_v10_0_crtc_irq,
3861 static const struct amdgpu_irq_src_funcs dce_v10_0_pageflip_irq_funcs = {
3862 .set = dce_v10_0_set_pageflip_irq_state,
3863 .process = dce_v10_0_pageflip_irq,
3866 static const struct amdgpu_irq_src_funcs dce_v10_0_hpd_irq_funcs = {
3867 .set = dce_v10_0_set_hpd_irq_state,
3868 .process = dce_v10_0_hpd_irq,
3871 static void dce_v10_0_set_irq_funcs(struct amdgpu_device *adev)
3873 adev->crtc_irq.num_types = AMDGPU_CRTC_IRQ_LAST;
3874 adev->crtc_irq.funcs = &dce_v10_0_crtc_irq_funcs;
3876 adev->pageflip_irq.num_types = AMDGPU_PAGEFLIP_IRQ_LAST;
3877 adev->pageflip_irq.funcs = &dce_v10_0_pageflip_irq_funcs;
3879 adev->hpd_irq.num_types = AMDGPU_HPD_LAST;
3880 adev->hpd_irq.funcs = &dce_v10_0_hpd_irq_funcs;