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)) {
236 if (i++ % 100 == 0) {
237 if (!dce_v10_0_is_counter_moving(adev, crtc))
242 while (!dce_v10_0_is_in_vblank(adev, crtc)) {
243 if (i++ % 100 == 0) {
244 if (!dce_v10_0_is_counter_moving(adev, crtc))
250 static u32 dce_v10_0_vblank_get_counter(struct amdgpu_device *adev, int crtc)
252 if (crtc >= adev->mode_info.num_crtc)
255 return RREG32(mmCRTC_STATUS_FRAME_COUNT + crtc_offsets[crtc]);
258 static void dce_v10_0_pageflip_interrupt_init(struct amdgpu_device *adev)
262 /* Enable pflip interrupts */
263 for (i = 0; i < adev->mode_info.num_crtc; i++)
264 amdgpu_irq_get(adev, &adev->pageflip_irq, i);
267 static void dce_v10_0_pageflip_interrupt_fini(struct amdgpu_device *adev)
271 /* Disable pflip interrupts */
272 for (i = 0; i < adev->mode_info.num_crtc; i++)
273 amdgpu_irq_put(adev, &adev->pageflip_irq, i);
277 * dce_v10_0_page_flip - pageflip callback.
279 * @adev: amdgpu_device pointer
280 * @crtc_id: crtc to cleanup pageflip on
281 * @crtc_base: new address of the crtc (GPU MC address)
283 * Triggers the actual pageflip by updating the primary
284 * surface base address.
286 static void dce_v10_0_page_flip(struct amdgpu_device *adev,
287 int crtc_id, u64 crtc_base)
289 struct amdgpu_crtc *amdgpu_crtc = adev->mode_info.crtcs[crtc_id];
291 /* update the primary scanout address */
292 WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset,
293 upper_32_bits(crtc_base));
294 /* writing to the low address triggers the update */
295 WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset,
296 lower_32_bits(crtc_base));
298 RREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset);
301 static int dce_v10_0_crtc_get_scanoutpos(struct amdgpu_device *adev, int crtc,
302 u32 *vbl, u32 *position)
304 if ((crtc < 0) || (crtc >= adev->mode_info.num_crtc))
307 *vbl = RREG32(mmCRTC_V_BLANK_START_END + crtc_offsets[crtc]);
308 *position = RREG32(mmCRTC_STATUS_POSITION + crtc_offsets[crtc]);
314 * dce_v10_0_hpd_sense - hpd sense callback.
316 * @adev: amdgpu_device pointer
317 * @hpd: hpd (hotplug detect) pin
319 * Checks if a digital monitor is connected (evergreen+).
320 * Returns true if connected, false if not connected.
322 static bool dce_v10_0_hpd_sense(struct amdgpu_device *adev,
323 enum amdgpu_hpd_id hpd)
326 bool connected = false;
351 if (RREG32(mmDC_HPD_INT_STATUS + hpd_offsets[idx]) &
352 DC_HPD_INT_STATUS__DC_HPD_SENSE_MASK)
359 * dce_v10_0_hpd_set_polarity - hpd set polarity callback.
361 * @adev: amdgpu_device pointer
362 * @hpd: hpd (hotplug detect) pin
364 * Set the polarity of the hpd pin (evergreen+).
366 static void dce_v10_0_hpd_set_polarity(struct amdgpu_device *adev,
367 enum amdgpu_hpd_id hpd)
370 bool connected = dce_v10_0_hpd_sense(adev, hpd);
396 tmp = RREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[idx]);
398 tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_POLARITY, 0);
400 tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_POLARITY, 1);
401 WREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[idx], tmp);
405 * dce_v10_0_hpd_init - hpd setup callback.
407 * @adev: amdgpu_device pointer
409 * Setup the hpd pins used by the card (evergreen+).
410 * Enable the pin, set the polarity, and enable the hpd interrupts.
412 static void dce_v10_0_hpd_init(struct amdgpu_device *adev)
414 struct drm_device *dev = adev->ddev;
415 struct drm_connector *connector;
419 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
420 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
422 switch (amdgpu_connector->hpd.hpd) {
445 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP ||
446 connector->connector_type == DRM_MODE_CONNECTOR_LVDS) {
447 /* don't try to enable hpd on eDP or LVDS avoid breaking the
448 * aux dp channel on imac and help (but not completely fix)
449 * https://bugzilla.redhat.com/show_bug.cgi?id=726143
450 * also avoid interrupt storms during dpms.
452 tmp = RREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[idx]);
453 tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_EN, 0);
454 WREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[idx], tmp);
458 tmp = RREG32(mmDC_HPD_CONTROL + hpd_offsets[idx]);
459 tmp = REG_SET_FIELD(tmp, DC_HPD_CONTROL, DC_HPD_EN, 1);
460 WREG32(mmDC_HPD_CONTROL + hpd_offsets[idx], tmp);
462 tmp = RREG32(mmDC_HPD_TOGGLE_FILT_CNTL + hpd_offsets[idx]);
463 tmp = REG_SET_FIELD(tmp, DC_HPD_TOGGLE_FILT_CNTL,
464 DC_HPD_CONNECT_INT_DELAY,
465 AMDGPU_HPD_CONNECT_INT_DELAY_IN_MS);
466 tmp = REG_SET_FIELD(tmp, DC_HPD_TOGGLE_FILT_CNTL,
467 DC_HPD_DISCONNECT_INT_DELAY,
468 AMDGPU_HPD_DISCONNECT_INT_DELAY_IN_MS);
469 WREG32(mmDC_HPD_TOGGLE_FILT_CNTL + hpd_offsets[idx], tmp);
471 dce_v10_0_hpd_set_polarity(adev, amdgpu_connector->hpd.hpd);
472 amdgpu_irq_get(adev, &adev->hpd_irq,
473 amdgpu_connector->hpd.hpd);
478 * dce_v10_0_hpd_fini - hpd tear down callback.
480 * @adev: amdgpu_device pointer
482 * Tear down the hpd pins used by the card (evergreen+).
483 * Disable the hpd interrupts.
485 static void dce_v10_0_hpd_fini(struct amdgpu_device *adev)
487 struct drm_device *dev = adev->ddev;
488 struct drm_connector *connector;
492 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
493 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
495 switch (amdgpu_connector->hpd.hpd) {
518 tmp = RREG32(mmDC_HPD_CONTROL + hpd_offsets[idx]);
519 tmp = REG_SET_FIELD(tmp, DC_HPD_CONTROL, DC_HPD_EN, 0);
520 WREG32(mmDC_HPD_CONTROL + hpd_offsets[idx], tmp);
522 amdgpu_irq_put(adev, &adev->hpd_irq,
523 amdgpu_connector->hpd.hpd);
527 static u32 dce_v10_0_hpd_get_gpio_reg(struct amdgpu_device *adev)
529 return mmDC_GPIO_HPD_A;
532 static bool dce_v10_0_is_display_hung(struct amdgpu_device *adev)
538 for (i = 0; i < adev->mode_info.num_crtc; i++) {
539 tmp = RREG32(mmCRTC_CONTROL + crtc_offsets[i]);
540 if (REG_GET_FIELD(tmp, CRTC_CONTROL, CRTC_MASTER_EN)) {
541 crtc_status[i] = RREG32(mmCRTC_STATUS_HV_COUNT + crtc_offsets[i]);
542 crtc_hung |= (1 << i);
546 for (j = 0; j < 10; j++) {
547 for (i = 0; i < adev->mode_info.num_crtc; i++) {
548 if (crtc_hung & (1 << i)) {
549 tmp = RREG32(mmCRTC_STATUS_HV_COUNT + crtc_offsets[i]);
550 if (tmp != crtc_status[i])
551 crtc_hung &= ~(1 << i);
562 static void dce_v10_0_stop_mc_access(struct amdgpu_device *adev,
563 struct amdgpu_mode_mc_save *save)
565 u32 crtc_enabled, tmp;
568 save->vga_render_control = RREG32(mmVGA_RENDER_CONTROL);
569 save->vga_hdp_control = RREG32(mmVGA_HDP_CONTROL);
571 /* disable VGA render */
572 tmp = RREG32(mmVGA_RENDER_CONTROL);
573 tmp = REG_SET_FIELD(tmp, VGA_RENDER_CONTROL, VGA_VSTATUS_CNTL, 0);
574 WREG32(mmVGA_RENDER_CONTROL, tmp);
576 /* blank the display controllers */
577 for (i = 0; i < adev->mode_info.num_crtc; i++) {
578 crtc_enabled = REG_GET_FIELD(RREG32(mmCRTC_CONTROL + crtc_offsets[i]),
579 CRTC_CONTROL, CRTC_MASTER_EN);
585 save->crtc_enabled[i] = true;
586 tmp = RREG32(mmCRTC_BLANK_CONTROL + crtc_offsets[i]);
587 if (REG_GET_FIELD(tmp, CRTC_BLANK_CONTROL, CRTC_BLANK_DATA_EN) == 0) {
588 amdgpu_display_vblank_wait(adev, i);
589 WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 1);
590 tmp = REG_SET_FIELD(tmp, CRTC_BLANK_CONTROL, CRTC_BLANK_DATA_EN, 1);
591 WREG32(mmCRTC_BLANK_CONTROL + crtc_offsets[i], tmp);
592 WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 0);
594 /* wait for the next frame */
595 frame_count = amdgpu_display_vblank_get_counter(adev, i);
596 for (j = 0; j < adev->usec_timeout; j++) {
597 if (amdgpu_display_vblank_get_counter(adev, i) != frame_count)
601 tmp = RREG32(mmGRPH_UPDATE + crtc_offsets[i]);
602 if (REG_GET_FIELD(tmp, GRPH_UPDATE, GRPH_UPDATE_LOCK) == 0) {
603 tmp = REG_SET_FIELD(tmp, GRPH_UPDATE, GRPH_UPDATE_LOCK, 1);
604 WREG32(mmGRPH_UPDATE + crtc_offsets[i], tmp);
606 tmp = RREG32(mmMASTER_UPDATE_LOCK + crtc_offsets[i]);
607 if (REG_GET_FIELD(tmp, MASTER_UPDATE_LOCK, MASTER_UPDATE_LOCK) == 0) {
608 tmp = REG_SET_FIELD(tmp, MASTER_UPDATE_LOCK, MASTER_UPDATE_LOCK, 1);
609 WREG32(mmMASTER_UPDATE_LOCK + crtc_offsets[i], tmp);
612 /* XXX this is a hack to avoid strange behavior with EFI on certain systems */
613 WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 1);
614 tmp = RREG32(mmCRTC_CONTROL + crtc_offsets[i]);
615 tmp = REG_SET_FIELD(tmp, CRTC_CONTROL, CRTC_MASTER_EN, 0);
616 WREG32(mmCRTC_CONTROL + crtc_offsets[i], tmp);
617 WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 0);
618 save->crtc_enabled[i] = false;
622 save->crtc_enabled[i] = false;
627 static void dce_v10_0_resume_mc_access(struct amdgpu_device *adev,
628 struct amdgpu_mode_mc_save *save)
630 u32 tmp, frame_count;
633 /* update crtc base addresses */
634 for (i = 0; i < adev->mode_info.num_crtc; i++) {
635 WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS_HIGH + crtc_offsets[i],
636 upper_32_bits(adev->mc.vram_start));
637 WREG32(mmGRPH_SECONDARY_SURFACE_ADDRESS_HIGH + crtc_offsets[i],
638 upper_32_bits(adev->mc.vram_start));
639 WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS + crtc_offsets[i],
640 (u32)adev->mc.vram_start);
641 WREG32(mmGRPH_SECONDARY_SURFACE_ADDRESS + crtc_offsets[i],
642 (u32)adev->mc.vram_start);
644 if (save->crtc_enabled[i]) {
645 tmp = RREG32(mmMASTER_UPDATE_MODE + crtc_offsets[i]);
646 if (REG_GET_FIELD(tmp, MASTER_UPDATE_MODE, MASTER_UPDATE_MODE) != 3) {
647 tmp = REG_SET_FIELD(tmp, MASTER_UPDATE_MODE, MASTER_UPDATE_MODE, 3);
648 WREG32(mmMASTER_UPDATE_MODE + crtc_offsets[i], tmp);
650 tmp = RREG32(mmGRPH_UPDATE + crtc_offsets[i]);
651 if (REG_GET_FIELD(tmp, GRPH_UPDATE, GRPH_UPDATE_LOCK)) {
652 tmp = REG_SET_FIELD(tmp, GRPH_UPDATE, GRPH_UPDATE_LOCK, 0);
653 WREG32(mmGRPH_UPDATE + crtc_offsets[i], tmp);
655 tmp = RREG32(mmMASTER_UPDATE_LOCK + crtc_offsets[i]);
656 if (REG_GET_FIELD(tmp, MASTER_UPDATE_LOCK, MASTER_UPDATE_LOCK)) {
657 tmp = REG_SET_FIELD(tmp, MASTER_UPDATE_LOCK, MASTER_UPDATE_LOCK, 0);
658 WREG32(mmMASTER_UPDATE_LOCK + crtc_offsets[i], tmp);
660 for (j = 0; j < adev->usec_timeout; j++) {
661 tmp = RREG32(mmGRPH_UPDATE + crtc_offsets[i]);
662 if (REG_GET_FIELD(tmp, GRPH_UPDATE, GRPH_SURFACE_UPDATE_PENDING) == 0)
666 tmp = RREG32(mmCRTC_BLANK_CONTROL + crtc_offsets[i]);
667 tmp = REG_SET_FIELD(tmp, CRTC_BLANK_CONTROL, CRTC_BLANK_DATA_EN, 0);
668 WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 1);
669 WREG32(mmCRTC_BLANK_CONTROL + crtc_offsets[i], tmp);
670 WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 0);
671 /* wait for the next frame */
672 frame_count = amdgpu_display_vblank_get_counter(adev, i);
673 for (j = 0; j < adev->usec_timeout; j++) {
674 if (amdgpu_display_vblank_get_counter(adev, i) != frame_count)
681 WREG32(mmVGA_MEMORY_BASE_ADDRESS_HIGH, upper_32_bits(adev->mc.vram_start));
682 WREG32(mmVGA_MEMORY_BASE_ADDRESS, lower_32_bits(adev->mc.vram_start));
684 /* Unlock vga access */
685 WREG32(mmVGA_HDP_CONTROL, save->vga_hdp_control);
687 WREG32(mmVGA_RENDER_CONTROL, save->vga_render_control);
690 static void dce_v10_0_set_vga_render_state(struct amdgpu_device *adev,
695 /* Lockout access through VGA aperture*/
696 tmp = RREG32(mmVGA_HDP_CONTROL);
698 tmp = REG_SET_FIELD(tmp, VGA_HDP_CONTROL, VGA_MEMORY_DISABLE, 0);
700 tmp = REG_SET_FIELD(tmp, VGA_HDP_CONTROL, VGA_MEMORY_DISABLE, 1);
701 WREG32(mmVGA_HDP_CONTROL, tmp);
703 /* disable VGA render */
704 tmp = RREG32(mmVGA_RENDER_CONTROL);
706 tmp = REG_SET_FIELD(tmp, VGA_RENDER_CONTROL, VGA_VSTATUS_CNTL, 1);
708 tmp = REG_SET_FIELD(tmp, VGA_RENDER_CONTROL, VGA_VSTATUS_CNTL, 0);
709 WREG32(mmVGA_RENDER_CONTROL, tmp);
712 static void dce_v10_0_program_fmt(struct drm_encoder *encoder)
714 struct drm_device *dev = encoder->dev;
715 struct amdgpu_device *adev = dev->dev_private;
716 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
717 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc);
718 struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
721 enum amdgpu_connector_dither dither = AMDGPU_FMT_DITHER_DISABLE;
724 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
725 bpc = amdgpu_connector_get_monitor_bpc(connector);
726 dither = amdgpu_connector->dither;
729 /* LVDS/eDP FMT is set up by atom */
730 if (amdgpu_encoder->devices & ATOM_DEVICE_LCD_SUPPORT)
733 /* not needed for analog */
734 if ((amdgpu_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1) ||
735 (amdgpu_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2))
743 if (dither == AMDGPU_FMT_DITHER_ENABLE) {
744 /* XXX sort out optimal dither settings */
745 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_FRAME_RANDOM_ENABLE, 1);
746 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_HIGHPASS_RANDOM_ENABLE, 1);
747 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_SPATIAL_DITHER_EN, 1);
748 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_SPATIAL_DITHER_DEPTH, 0);
750 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_TRUNCATE_EN, 1);
751 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_TRUNCATE_DEPTH, 0);
755 if (dither == AMDGPU_FMT_DITHER_ENABLE) {
756 /* XXX sort out optimal dither settings */
757 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_FRAME_RANDOM_ENABLE, 1);
758 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_HIGHPASS_RANDOM_ENABLE, 1);
759 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_RGB_RANDOM_ENABLE, 1);
760 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_SPATIAL_DITHER_EN, 1);
761 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_SPATIAL_DITHER_DEPTH, 1);
763 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_TRUNCATE_EN, 1);
764 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_TRUNCATE_DEPTH, 1);
768 if (dither == AMDGPU_FMT_DITHER_ENABLE) {
769 /* XXX sort out optimal dither settings */
770 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_FRAME_RANDOM_ENABLE, 1);
771 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_HIGHPASS_RANDOM_ENABLE, 1);
772 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_RGB_RANDOM_ENABLE, 1);
773 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_SPATIAL_DITHER_EN, 1);
774 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_SPATIAL_DITHER_DEPTH, 2);
776 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_TRUNCATE_EN, 1);
777 tmp = REG_SET_FIELD(tmp, FMT_BIT_DEPTH_CONTROL, FMT_TRUNCATE_DEPTH, 2);
785 WREG32(mmFMT_BIT_DEPTH_CONTROL + amdgpu_crtc->crtc_offset, tmp);
789 /* display watermark setup */
791 * dce_v10_0_line_buffer_adjust - Set up the line buffer
793 * @adev: amdgpu_device pointer
794 * @amdgpu_crtc: the selected display controller
795 * @mode: the current display mode on the selected display
798 * Setup up the line buffer allocation for
799 * the selected display controller (CIK).
800 * Returns the line buffer size in pixels.
802 static u32 dce_v10_0_line_buffer_adjust(struct amdgpu_device *adev,
803 struct amdgpu_crtc *amdgpu_crtc,
804 struct drm_display_mode *mode)
806 u32 tmp, buffer_alloc, i, mem_cfg;
807 u32 pipe_offset = amdgpu_crtc->crtc_id;
810 * There are 6 line buffers, one for each display controllers.
811 * There are 3 partitions per LB. Select the number of partitions
812 * to enable based on the display width. For display widths larger
813 * than 4096, you need use to use 2 display controllers and combine
814 * them using the stereo blender.
816 if (amdgpu_crtc->base.enabled && mode) {
817 if (mode->crtc_hdisplay < 1920) {
820 } else if (mode->crtc_hdisplay < 2560) {
823 } else if (mode->crtc_hdisplay < 4096) {
825 buffer_alloc = (adev->flags & AMD_IS_APU) ? 2 : 4;
827 DRM_DEBUG_KMS("Mode too big for LB!\n");
829 buffer_alloc = (adev->flags & AMD_IS_APU) ? 2 : 4;
836 tmp = RREG32(mmLB_MEMORY_CTRL + amdgpu_crtc->crtc_offset);
837 tmp = REG_SET_FIELD(tmp, LB_MEMORY_CTRL, LB_MEMORY_CONFIG, mem_cfg);
838 WREG32(mmLB_MEMORY_CTRL + amdgpu_crtc->crtc_offset, tmp);
840 tmp = RREG32(mmPIPE0_DMIF_BUFFER_CONTROL + pipe_offset);
841 tmp = REG_SET_FIELD(tmp, PIPE0_DMIF_BUFFER_CONTROL, DMIF_BUFFERS_ALLOCATED, buffer_alloc);
842 WREG32(mmPIPE0_DMIF_BUFFER_CONTROL + pipe_offset, tmp);
844 for (i = 0; i < adev->usec_timeout; i++) {
845 tmp = RREG32(mmPIPE0_DMIF_BUFFER_CONTROL + pipe_offset);
846 if (REG_GET_FIELD(tmp, PIPE0_DMIF_BUFFER_CONTROL, DMIF_BUFFERS_ALLOCATION_COMPLETED))
851 if (amdgpu_crtc->base.enabled && mode) {
863 /* controller not enabled, so no lb used */
868 * cik_get_number_of_dram_channels - get the number of dram channels
870 * @adev: amdgpu_device pointer
872 * Look up the number of video ram channels (CIK).
873 * Used for display watermark bandwidth calculations
874 * Returns the number of dram channels
876 static u32 cik_get_number_of_dram_channels(struct amdgpu_device *adev)
878 u32 tmp = RREG32(mmMC_SHARED_CHMAP);
880 switch (REG_GET_FIELD(tmp, MC_SHARED_CHMAP, NOOFCHAN)) {
903 struct dce10_wm_params {
904 u32 dram_channels; /* number of dram channels */
905 u32 yclk; /* bandwidth per dram data pin in kHz */
906 u32 sclk; /* engine clock in kHz */
907 u32 disp_clk; /* display clock in kHz */
908 u32 src_width; /* viewport width */
909 u32 active_time; /* active display time in ns */
910 u32 blank_time; /* blank time in ns */
911 bool interlaced; /* mode is interlaced */
912 fixed20_12 vsc; /* vertical scale ratio */
913 u32 num_heads; /* number of active crtcs */
914 u32 bytes_per_pixel; /* bytes per pixel display + overlay */
915 u32 lb_size; /* line buffer allocated to pipe */
916 u32 vtaps; /* vertical scaler taps */
920 * dce_v10_0_dram_bandwidth - get the dram bandwidth
922 * @wm: watermark calculation data
924 * Calculate the raw dram bandwidth (CIK).
925 * Used for display watermark bandwidth calculations
926 * Returns the dram bandwidth in MBytes/s
928 static u32 dce_v10_0_dram_bandwidth(struct dce10_wm_params *wm)
930 /* Calculate raw DRAM Bandwidth */
931 fixed20_12 dram_efficiency; /* 0.7 */
932 fixed20_12 yclk, dram_channels, bandwidth;
935 a.full = dfixed_const(1000);
936 yclk.full = dfixed_const(wm->yclk);
937 yclk.full = dfixed_div(yclk, a);
938 dram_channels.full = dfixed_const(wm->dram_channels * 4);
939 a.full = dfixed_const(10);
940 dram_efficiency.full = dfixed_const(7);
941 dram_efficiency.full = dfixed_div(dram_efficiency, a);
942 bandwidth.full = dfixed_mul(dram_channels, yclk);
943 bandwidth.full = dfixed_mul(bandwidth, dram_efficiency);
945 return dfixed_trunc(bandwidth);
949 * dce_v10_0_dram_bandwidth_for_display - get the dram bandwidth for display
951 * @wm: watermark calculation data
953 * Calculate the dram bandwidth used for display (CIK).
954 * Used for display watermark bandwidth calculations
955 * Returns the dram bandwidth for display in MBytes/s
957 static u32 dce_v10_0_dram_bandwidth_for_display(struct dce10_wm_params *wm)
959 /* Calculate DRAM Bandwidth and the part allocated to display. */
960 fixed20_12 disp_dram_allocation; /* 0.3 to 0.7 */
961 fixed20_12 yclk, dram_channels, bandwidth;
964 a.full = dfixed_const(1000);
965 yclk.full = dfixed_const(wm->yclk);
966 yclk.full = dfixed_div(yclk, a);
967 dram_channels.full = dfixed_const(wm->dram_channels * 4);
968 a.full = dfixed_const(10);
969 disp_dram_allocation.full = dfixed_const(3); /* XXX worse case value 0.3 */
970 disp_dram_allocation.full = dfixed_div(disp_dram_allocation, a);
971 bandwidth.full = dfixed_mul(dram_channels, yclk);
972 bandwidth.full = dfixed_mul(bandwidth, disp_dram_allocation);
974 return dfixed_trunc(bandwidth);
978 * dce_v10_0_data_return_bandwidth - get the data return bandwidth
980 * @wm: watermark calculation data
982 * Calculate the data return bandwidth used for display (CIK).
983 * Used for display watermark bandwidth calculations
984 * Returns the data return bandwidth in MBytes/s
986 static u32 dce_v10_0_data_return_bandwidth(struct dce10_wm_params *wm)
988 /* Calculate the display Data return Bandwidth */
989 fixed20_12 return_efficiency; /* 0.8 */
990 fixed20_12 sclk, bandwidth;
993 a.full = dfixed_const(1000);
994 sclk.full = dfixed_const(wm->sclk);
995 sclk.full = dfixed_div(sclk, a);
996 a.full = dfixed_const(10);
997 return_efficiency.full = dfixed_const(8);
998 return_efficiency.full = dfixed_div(return_efficiency, a);
999 a.full = dfixed_const(32);
1000 bandwidth.full = dfixed_mul(a, sclk);
1001 bandwidth.full = dfixed_mul(bandwidth, return_efficiency);
1003 return dfixed_trunc(bandwidth);
1007 * dce_v10_0_dmif_request_bandwidth - get the dmif bandwidth
1009 * @wm: watermark calculation data
1011 * Calculate the dmif bandwidth used for display (CIK).
1012 * Used for display watermark bandwidth calculations
1013 * Returns the dmif bandwidth in MBytes/s
1015 static u32 dce_v10_0_dmif_request_bandwidth(struct dce10_wm_params *wm)
1017 /* Calculate the DMIF Request Bandwidth */
1018 fixed20_12 disp_clk_request_efficiency; /* 0.8 */
1019 fixed20_12 disp_clk, bandwidth;
1022 a.full = dfixed_const(1000);
1023 disp_clk.full = dfixed_const(wm->disp_clk);
1024 disp_clk.full = dfixed_div(disp_clk, a);
1025 a.full = dfixed_const(32);
1026 b.full = dfixed_mul(a, disp_clk);
1028 a.full = dfixed_const(10);
1029 disp_clk_request_efficiency.full = dfixed_const(8);
1030 disp_clk_request_efficiency.full = dfixed_div(disp_clk_request_efficiency, a);
1032 bandwidth.full = dfixed_mul(b, disp_clk_request_efficiency);
1034 return dfixed_trunc(bandwidth);
1038 * dce_v10_0_available_bandwidth - get the min available bandwidth
1040 * @wm: watermark calculation data
1042 * Calculate the min available bandwidth used for display (CIK).
1043 * Used for display watermark bandwidth calculations
1044 * Returns the min available bandwidth in MBytes/s
1046 static u32 dce_v10_0_available_bandwidth(struct dce10_wm_params *wm)
1048 /* Calculate the Available bandwidth. Display can use this temporarily but not in average. */
1049 u32 dram_bandwidth = dce_v10_0_dram_bandwidth(wm);
1050 u32 data_return_bandwidth = dce_v10_0_data_return_bandwidth(wm);
1051 u32 dmif_req_bandwidth = dce_v10_0_dmif_request_bandwidth(wm);
1053 return min(dram_bandwidth, min(data_return_bandwidth, dmif_req_bandwidth));
1057 * dce_v10_0_average_bandwidth - get the average available bandwidth
1059 * @wm: watermark calculation data
1061 * Calculate the average available bandwidth used for display (CIK).
1062 * Used for display watermark bandwidth calculations
1063 * Returns the average available bandwidth in MBytes/s
1065 static u32 dce_v10_0_average_bandwidth(struct dce10_wm_params *wm)
1067 /* Calculate the display mode Average Bandwidth
1068 * DisplayMode should contain the source and destination dimensions,
1072 fixed20_12 line_time;
1073 fixed20_12 src_width;
1074 fixed20_12 bandwidth;
1077 a.full = dfixed_const(1000);
1078 line_time.full = dfixed_const(wm->active_time + wm->blank_time);
1079 line_time.full = dfixed_div(line_time, a);
1080 bpp.full = dfixed_const(wm->bytes_per_pixel);
1081 src_width.full = dfixed_const(wm->src_width);
1082 bandwidth.full = dfixed_mul(src_width, bpp);
1083 bandwidth.full = dfixed_mul(bandwidth, wm->vsc);
1084 bandwidth.full = dfixed_div(bandwidth, line_time);
1086 return dfixed_trunc(bandwidth);
1090 * dce_v10_0_latency_watermark - get the latency watermark
1092 * @wm: watermark calculation data
1094 * Calculate the latency watermark (CIK).
1095 * Used for display watermark bandwidth calculations
1096 * Returns the latency watermark in ns
1098 static u32 dce_v10_0_latency_watermark(struct dce10_wm_params *wm)
1100 /* First calculate the latency in ns */
1101 u32 mc_latency = 2000; /* 2000 ns. */
1102 u32 available_bandwidth = dce_v10_0_available_bandwidth(wm);
1103 u32 worst_chunk_return_time = (512 * 8 * 1000) / available_bandwidth;
1104 u32 cursor_line_pair_return_time = (128 * 4 * 1000) / available_bandwidth;
1105 u32 dc_latency = 40000000 / wm->disp_clk; /* dc pipe latency */
1106 u32 other_heads_data_return_time = ((wm->num_heads + 1) * worst_chunk_return_time) +
1107 (wm->num_heads * cursor_line_pair_return_time);
1108 u32 latency = mc_latency + other_heads_data_return_time + dc_latency;
1109 u32 max_src_lines_per_dst_line, lb_fill_bw, line_fill_time;
1110 u32 tmp, dmif_size = 12288;
1113 if (wm->num_heads == 0)
1116 a.full = dfixed_const(2);
1117 b.full = dfixed_const(1);
1118 if ((wm->vsc.full > a.full) ||
1119 ((wm->vsc.full > b.full) && (wm->vtaps >= 3)) ||
1121 ((wm->vsc.full >= a.full) && wm->interlaced))
1122 max_src_lines_per_dst_line = 4;
1124 max_src_lines_per_dst_line = 2;
1126 a.full = dfixed_const(available_bandwidth);
1127 b.full = dfixed_const(wm->num_heads);
1128 a.full = dfixed_div(a, b);
1130 b.full = dfixed_const(mc_latency + 512);
1131 c.full = dfixed_const(wm->disp_clk);
1132 b.full = dfixed_div(b, c);
1134 c.full = dfixed_const(dmif_size);
1135 b.full = dfixed_div(c, b);
1137 tmp = min(dfixed_trunc(a), dfixed_trunc(b));
1139 b.full = dfixed_const(1000);
1140 c.full = dfixed_const(wm->disp_clk);
1141 b.full = dfixed_div(c, b);
1142 c.full = dfixed_const(wm->bytes_per_pixel);
1143 b.full = dfixed_mul(b, c);
1145 lb_fill_bw = min(tmp, dfixed_trunc(b));
1147 a.full = dfixed_const(max_src_lines_per_dst_line * wm->src_width * wm->bytes_per_pixel);
1148 b.full = dfixed_const(1000);
1149 c.full = dfixed_const(lb_fill_bw);
1150 b.full = dfixed_div(c, b);
1151 a.full = dfixed_div(a, b);
1152 line_fill_time = dfixed_trunc(a);
1154 if (line_fill_time < wm->active_time)
1157 return latency + (line_fill_time - wm->active_time);
1162 * dce_v10_0_average_bandwidth_vs_dram_bandwidth_for_display - check
1163 * average and available dram bandwidth
1165 * @wm: watermark calculation data
1167 * Check if the display average bandwidth fits in the display
1168 * dram bandwidth (CIK).
1169 * Used for display watermark bandwidth calculations
1170 * Returns true if the display fits, false if not.
1172 static bool dce_v10_0_average_bandwidth_vs_dram_bandwidth_for_display(struct dce10_wm_params *wm)
1174 if (dce_v10_0_average_bandwidth(wm) <=
1175 (dce_v10_0_dram_bandwidth_for_display(wm) / wm->num_heads))
1182 * dce_v10_0_average_bandwidth_vs_available_bandwidth - check
1183 * average and available bandwidth
1185 * @wm: watermark calculation data
1187 * Check if the display average bandwidth fits in the display
1188 * available bandwidth (CIK).
1189 * Used for display watermark bandwidth calculations
1190 * Returns true if the display fits, false if not.
1192 static bool dce_v10_0_average_bandwidth_vs_available_bandwidth(struct dce10_wm_params *wm)
1194 if (dce_v10_0_average_bandwidth(wm) <=
1195 (dce_v10_0_available_bandwidth(wm) / wm->num_heads))
1202 * dce_v10_0_check_latency_hiding - check latency hiding
1204 * @wm: watermark calculation data
1206 * Check latency hiding (CIK).
1207 * Used for display watermark bandwidth calculations
1208 * Returns true if the display fits, false if not.
1210 static bool dce_v10_0_check_latency_hiding(struct dce10_wm_params *wm)
1212 u32 lb_partitions = wm->lb_size / wm->src_width;
1213 u32 line_time = wm->active_time + wm->blank_time;
1214 u32 latency_tolerant_lines;
1218 a.full = dfixed_const(1);
1219 if (wm->vsc.full > a.full)
1220 latency_tolerant_lines = 1;
1222 if (lb_partitions <= (wm->vtaps + 1))
1223 latency_tolerant_lines = 1;
1225 latency_tolerant_lines = 2;
1228 latency_hiding = (latency_tolerant_lines * line_time + wm->blank_time);
1230 if (dce_v10_0_latency_watermark(wm) <= latency_hiding)
1237 * dce_v10_0_program_watermarks - program display watermarks
1239 * @adev: amdgpu_device pointer
1240 * @amdgpu_crtc: the selected display controller
1241 * @lb_size: line buffer size
1242 * @num_heads: number of display controllers in use
1244 * Calculate and program the display watermarks for the
1245 * selected display controller (CIK).
1247 static void dce_v10_0_program_watermarks(struct amdgpu_device *adev,
1248 struct amdgpu_crtc *amdgpu_crtc,
1249 u32 lb_size, u32 num_heads)
1251 struct drm_display_mode *mode = &amdgpu_crtc->base.mode;
1252 struct dce10_wm_params wm_low, wm_high;
1255 u32 latency_watermark_a = 0, latency_watermark_b = 0;
1256 u32 tmp, wm_mask, lb_vblank_lead_lines = 0;
1258 if (amdgpu_crtc->base.enabled && num_heads && mode) {
1259 pixel_period = 1000000 / (u32)mode->clock;
1260 line_time = min((u32)mode->crtc_htotal * pixel_period, (u32)65535);
1262 /* watermark for high clocks */
1263 if (adev->pm.dpm_enabled) {
1265 amdgpu_dpm_get_mclk(adev, false) * 10;
1267 amdgpu_dpm_get_sclk(adev, false) * 10;
1269 wm_high.yclk = adev->pm.current_mclk * 10;
1270 wm_high.sclk = adev->pm.current_sclk * 10;
1273 wm_high.disp_clk = mode->clock;
1274 wm_high.src_width = mode->crtc_hdisplay;
1275 wm_high.active_time = mode->crtc_hdisplay * pixel_period;
1276 wm_high.blank_time = line_time - wm_high.active_time;
1277 wm_high.interlaced = false;
1278 if (mode->flags & DRM_MODE_FLAG_INTERLACE)
1279 wm_high.interlaced = true;
1280 wm_high.vsc = amdgpu_crtc->vsc;
1282 if (amdgpu_crtc->rmx_type != RMX_OFF)
1284 wm_high.bytes_per_pixel = 4; /* XXX: get this from fb config */
1285 wm_high.lb_size = lb_size;
1286 wm_high.dram_channels = cik_get_number_of_dram_channels(adev);
1287 wm_high.num_heads = num_heads;
1289 /* set for high clocks */
1290 latency_watermark_a = min(dce_v10_0_latency_watermark(&wm_high), (u32)65535);
1292 /* possibly force display priority to high */
1293 /* should really do this at mode validation time... */
1294 if (!dce_v10_0_average_bandwidth_vs_dram_bandwidth_for_display(&wm_high) ||
1295 !dce_v10_0_average_bandwidth_vs_available_bandwidth(&wm_high) ||
1296 !dce_v10_0_check_latency_hiding(&wm_high) ||
1297 (adev->mode_info.disp_priority == 2)) {
1298 DRM_DEBUG_KMS("force priority to high\n");
1301 /* watermark for low clocks */
1302 if (adev->pm.dpm_enabled) {
1304 amdgpu_dpm_get_mclk(adev, true) * 10;
1306 amdgpu_dpm_get_sclk(adev, true) * 10;
1308 wm_low.yclk = adev->pm.current_mclk * 10;
1309 wm_low.sclk = adev->pm.current_sclk * 10;
1312 wm_low.disp_clk = mode->clock;
1313 wm_low.src_width = mode->crtc_hdisplay;
1314 wm_low.active_time = mode->crtc_hdisplay * pixel_period;
1315 wm_low.blank_time = line_time - wm_low.active_time;
1316 wm_low.interlaced = false;
1317 if (mode->flags & DRM_MODE_FLAG_INTERLACE)
1318 wm_low.interlaced = true;
1319 wm_low.vsc = amdgpu_crtc->vsc;
1321 if (amdgpu_crtc->rmx_type != RMX_OFF)
1323 wm_low.bytes_per_pixel = 4; /* XXX: get this from fb config */
1324 wm_low.lb_size = lb_size;
1325 wm_low.dram_channels = cik_get_number_of_dram_channels(adev);
1326 wm_low.num_heads = num_heads;
1328 /* set for low clocks */
1329 latency_watermark_b = min(dce_v10_0_latency_watermark(&wm_low), (u32)65535);
1331 /* possibly force display priority to high */
1332 /* should really do this at mode validation time... */
1333 if (!dce_v10_0_average_bandwidth_vs_dram_bandwidth_for_display(&wm_low) ||
1334 !dce_v10_0_average_bandwidth_vs_available_bandwidth(&wm_low) ||
1335 !dce_v10_0_check_latency_hiding(&wm_low) ||
1336 (adev->mode_info.disp_priority == 2)) {
1337 DRM_DEBUG_KMS("force priority to high\n");
1339 lb_vblank_lead_lines = DIV_ROUND_UP(lb_size, mode->crtc_hdisplay);
1343 wm_mask = RREG32(mmDPG_WATERMARK_MASK_CONTROL + amdgpu_crtc->crtc_offset);
1344 tmp = REG_SET_FIELD(wm_mask, DPG_WATERMARK_MASK_CONTROL, URGENCY_WATERMARK_MASK, 1);
1345 WREG32(mmDPG_WATERMARK_MASK_CONTROL + amdgpu_crtc->crtc_offset, tmp);
1346 tmp = RREG32(mmDPG_PIPE_URGENCY_CONTROL + amdgpu_crtc->crtc_offset);
1347 tmp = REG_SET_FIELD(tmp, DPG_PIPE_URGENCY_CONTROL, URGENCY_LOW_WATERMARK, latency_watermark_a);
1348 tmp = REG_SET_FIELD(tmp, DPG_PIPE_URGENCY_CONTROL, URGENCY_HIGH_WATERMARK, line_time);
1349 WREG32(mmDPG_PIPE_URGENCY_CONTROL + amdgpu_crtc->crtc_offset, tmp);
1351 tmp = REG_SET_FIELD(wm_mask, DPG_WATERMARK_MASK_CONTROL, URGENCY_WATERMARK_MASK, 2);
1352 WREG32(mmDPG_WATERMARK_MASK_CONTROL + amdgpu_crtc->crtc_offset, tmp);
1353 tmp = RREG32(mmDPG_PIPE_URGENCY_CONTROL + amdgpu_crtc->crtc_offset);
1354 tmp = REG_SET_FIELD(tmp, DPG_PIPE_URGENCY_CONTROL, URGENCY_LOW_WATERMARK, latency_watermark_b);
1355 tmp = REG_SET_FIELD(tmp, DPG_PIPE_URGENCY_CONTROL, URGENCY_HIGH_WATERMARK, line_time);
1356 WREG32(mmDPG_PIPE_URGENCY_CONTROL + amdgpu_crtc->crtc_offset, tmp);
1357 /* restore original selection */
1358 WREG32(mmDPG_WATERMARK_MASK_CONTROL + amdgpu_crtc->crtc_offset, wm_mask);
1360 /* save values for DPM */
1361 amdgpu_crtc->line_time = line_time;
1362 amdgpu_crtc->wm_high = latency_watermark_a;
1363 amdgpu_crtc->wm_low = latency_watermark_b;
1364 /* Save number of lines the linebuffer leads before the scanout */
1365 amdgpu_crtc->lb_vblank_lead_lines = lb_vblank_lead_lines;
1369 * dce_v10_0_bandwidth_update - program display watermarks
1371 * @adev: amdgpu_device pointer
1373 * Calculate and program the display watermarks and line
1374 * buffer allocation (CIK).
1376 static void dce_v10_0_bandwidth_update(struct amdgpu_device *adev)
1378 struct drm_display_mode *mode = NULL;
1379 u32 num_heads = 0, lb_size;
1382 amdgpu_update_display_priority(adev);
1384 for (i = 0; i < adev->mode_info.num_crtc; i++) {
1385 if (adev->mode_info.crtcs[i]->base.enabled)
1388 for (i = 0; i < adev->mode_info.num_crtc; i++) {
1389 mode = &adev->mode_info.crtcs[i]->base.mode;
1390 lb_size = dce_v10_0_line_buffer_adjust(adev, adev->mode_info.crtcs[i], mode);
1391 dce_v10_0_program_watermarks(adev, adev->mode_info.crtcs[i],
1392 lb_size, num_heads);
1396 static void dce_v10_0_audio_get_connected_pins(struct amdgpu_device *adev)
1401 for (i = 0; i < adev->mode_info.audio.num_pins; i++) {
1402 offset = adev->mode_info.audio.pin[i].offset;
1403 tmp = RREG32_AUDIO_ENDPT(offset,
1404 ixAZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_CONFIGURATION_DEFAULT);
1406 AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_CONFIGURATION_DEFAULT__PORT_CONNECTIVITY_MASK) >>
1407 AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_CONFIGURATION_DEFAULT__PORT_CONNECTIVITY__SHIFT) == 1)
1408 adev->mode_info.audio.pin[i].connected = false;
1410 adev->mode_info.audio.pin[i].connected = true;
1414 static struct amdgpu_audio_pin *dce_v10_0_audio_get_pin(struct amdgpu_device *adev)
1418 dce_v10_0_audio_get_connected_pins(adev);
1420 for (i = 0; i < adev->mode_info.audio.num_pins; i++) {
1421 if (adev->mode_info.audio.pin[i].connected)
1422 return &adev->mode_info.audio.pin[i];
1424 DRM_ERROR("No connected audio pins found!\n");
1428 static void dce_v10_0_afmt_audio_select_pin(struct drm_encoder *encoder)
1430 struct amdgpu_device *adev = encoder->dev->dev_private;
1431 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1432 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1435 if (!dig || !dig->afmt || !dig->afmt->pin)
1438 tmp = RREG32(mmAFMT_AUDIO_SRC_CONTROL + dig->afmt->offset);
1439 tmp = REG_SET_FIELD(tmp, AFMT_AUDIO_SRC_CONTROL, AFMT_AUDIO_SRC_SELECT, dig->afmt->pin->id);
1440 WREG32(mmAFMT_AUDIO_SRC_CONTROL + dig->afmt->offset, tmp);
1443 static void dce_v10_0_audio_write_latency_fields(struct drm_encoder *encoder,
1444 struct drm_display_mode *mode)
1446 struct amdgpu_device *adev = encoder->dev->dev_private;
1447 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1448 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1449 struct drm_connector *connector;
1450 struct amdgpu_connector *amdgpu_connector = NULL;
1454 if (!dig || !dig->afmt || !dig->afmt->pin)
1457 list_for_each_entry(connector, &encoder->dev->mode_config.connector_list, head) {
1458 if (connector->encoder == encoder) {
1459 amdgpu_connector = to_amdgpu_connector(connector);
1464 if (!amdgpu_connector) {
1465 DRM_ERROR("Couldn't find encoder's connector\n");
1469 if (mode->flags & DRM_MODE_FLAG_INTERLACE)
1471 if (connector->latency_present[interlace]) {
1472 tmp = REG_SET_FIELD(0, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC,
1473 VIDEO_LIPSYNC, connector->video_latency[interlace]);
1474 tmp = REG_SET_FIELD(0, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC,
1475 AUDIO_LIPSYNC, connector->audio_latency[interlace]);
1477 tmp = REG_SET_FIELD(0, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC,
1479 tmp = REG_SET_FIELD(0, AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC,
1482 WREG32_AUDIO_ENDPT(dig->afmt->pin->offset,
1483 ixAZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_LIPSYNC, tmp);
1486 static void dce_v10_0_audio_write_speaker_allocation(struct drm_encoder *encoder)
1488 struct amdgpu_device *adev = encoder->dev->dev_private;
1489 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1490 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1491 struct drm_connector *connector;
1492 struct amdgpu_connector *amdgpu_connector = NULL;
1497 if (!dig || !dig->afmt || !dig->afmt->pin)
1500 list_for_each_entry(connector, &encoder->dev->mode_config.connector_list, head) {
1501 if (connector->encoder == encoder) {
1502 amdgpu_connector = to_amdgpu_connector(connector);
1507 if (!amdgpu_connector) {
1508 DRM_ERROR("Couldn't find encoder's connector\n");
1512 sad_count = drm_edid_to_speaker_allocation(amdgpu_connector_edid(connector), &sadb);
1513 if (sad_count < 0) {
1514 DRM_ERROR("Couldn't read Speaker Allocation Data Block: %d\n", sad_count);
1518 /* program the speaker allocation */
1519 tmp = RREG32_AUDIO_ENDPT(dig->afmt->pin->offset,
1520 ixAZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER);
1521 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER,
1524 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER,
1525 HDMI_CONNECTION, 1);
1527 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER,
1528 SPEAKER_ALLOCATION, sadb[0]);
1530 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER,
1531 SPEAKER_ALLOCATION, 5); /* stereo */
1532 WREG32_AUDIO_ENDPT(dig->afmt->pin->offset,
1533 ixAZALIA_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER, tmp);
1538 static void dce_v10_0_audio_write_sad_regs(struct drm_encoder *encoder)
1540 struct amdgpu_device *adev = encoder->dev->dev_private;
1541 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1542 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1543 struct drm_connector *connector;
1544 struct amdgpu_connector *amdgpu_connector = NULL;
1545 struct cea_sad *sads;
1548 static const u16 eld_reg_to_type[][2] = {
1549 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0, HDMI_AUDIO_CODING_TYPE_PCM },
1550 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR1, HDMI_AUDIO_CODING_TYPE_AC3 },
1551 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR2, HDMI_AUDIO_CODING_TYPE_MPEG1 },
1552 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR3, HDMI_AUDIO_CODING_TYPE_MP3 },
1553 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR4, HDMI_AUDIO_CODING_TYPE_MPEG2 },
1554 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR5, HDMI_AUDIO_CODING_TYPE_AAC_LC },
1555 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR6, HDMI_AUDIO_CODING_TYPE_DTS },
1556 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR7, HDMI_AUDIO_CODING_TYPE_ATRAC },
1557 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR9, HDMI_AUDIO_CODING_TYPE_EAC3 },
1558 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR10, HDMI_AUDIO_CODING_TYPE_DTS_HD },
1559 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR11, HDMI_AUDIO_CODING_TYPE_MLP },
1560 { ixAZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR13, HDMI_AUDIO_CODING_TYPE_WMA_PRO },
1563 if (!dig || !dig->afmt || !dig->afmt->pin)
1566 list_for_each_entry(connector, &encoder->dev->mode_config.connector_list, head) {
1567 if (connector->encoder == encoder) {
1568 amdgpu_connector = to_amdgpu_connector(connector);
1573 if (!amdgpu_connector) {
1574 DRM_ERROR("Couldn't find encoder's connector\n");
1578 sad_count = drm_edid_to_sad(amdgpu_connector_edid(connector), &sads);
1579 if (sad_count <= 0) {
1580 DRM_ERROR("Couldn't read SADs: %d\n", sad_count);
1585 for (i = 0; i < ARRAY_SIZE(eld_reg_to_type); i++) {
1587 u8 stereo_freqs = 0;
1588 int max_channels = -1;
1591 for (j = 0; j < sad_count; j++) {
1592 struct cea_sad *sad = &sads[j];
1594 if (sad->format == eld_reg_to_type[i][1]) {
1595 if (sad->channels > max_channels) {
1596 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0,
1597 MAX_CHANNELS, sad->channels);
1598 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0,
1599 DESCRIPTOR_BYTE_2, sad->byte2);
1600 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0,
1601 SUPPORTED_FREQUENCIES, sad->freq);
1602 max_channels = sad->channels;
1605 if (sad->format == HDMI_AUDIO_CODING_TYPE_PCM)
1606 stereo_freqs |= sad->freq;
1612 tmp = REG_SET_FIELD(tmp, AZALIA_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0,
1613 SUPPORTED_FREQUENCIES_STEREO, stereo_freqs);
1614 WREG32_AUDIO_ENDPT(dig->afmt->pin->offset, eld_reg_to_type[i][0], tmp);
1620 static void dce_v10_0_audio_enable(struct amdgpu_device *adev,
1621 struct amdgpu_audio_pin *pin,
1627 WREG32_AUDIO_ENDPT(pin->offset, ixAZALIA_F0_CODEC_PIN_CONTROL_HOT_PLUG_CONTROL,
1628 enable ? AZALIA_F0_CODEC_PIN_CONTROL_HOT_PLUG_CONTROL__AUDIO_ENABLED_MASK : 0);
1631 static const u32 pin_offsets[] =
1633 AUD0_REGISTER_OFFSET,
1634 AUD1_REGISTER_OFFSET,
1635 AUD2_REGISTER_OFFSET,
1636 AUD3_REGISTER_OFFSET,
1637 AUD4_REGISTER_OFFSET,
1638 AUD5_REGISTER_OFFSET,
1639 AUD6_REGISTER_OFFSET,
1642 static int dce_v10_0_audio_init(struct amdgpu_device *adev)
1649 adev->mode_info.audio.enabled = true;
1651 adev->mode_info.audio.num_pins = 7;
1653 for (i = 0; i < adev->mode_info.audio.num_pins; i++) {
1654 adev->mode_info.audio.pin[i].channels = -1;
1655 adev->mode_info.audio.pin[i].rate = -1;
1656 adev->mode_info.audio.pin[i].bits_per_sample = -1;
1657 adev->mode_info.audio.pin[i].status_bits = 0;
1658 adev->mode_info.audio.pin[i].category_code = 0;
1659 adev->mode_info.audio.pin[i].connected = false;
1660 adev->mode_info.audio.pin[i].offset = pin_offsets[i];
1661 adev->mode_info.audio.pin[i].id = i;
1662 /* disable audio. it will be set up later */
1663 /* XXX remove once we switch to ip funcs */
1664 dce_v10_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false);
1670 static void dce_v10_0_audio_fini(struct amdgpu_device *adev)
1674 if (!adev->mode_info.audio.enabled)
1677 for (i = 0; i < adev->mode_info.audio.num_pins; i++)
1678 dce_v10_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false);
1680 adev->mode_info.audio.enabled = false;
1684 * update the N and CTS parameters for a given pixel clock rate
1686 static void dce_v10_0_afmt_update_ACR(struct drm_encoder *encoder, uint32_t clock)
1688 struct drm_device *dev = encoder->dev;
1689 struct amdgpu_device *adev = dev->dev_private;
1690 struct amdgpu_afmt_acr acr = amdgpu_afmt_acr(clock);
1691 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1692 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1695 tmp = RREG32(mmHDMI_ACR_32_0 + dig->afmt->offset);
1696 tmp = REG_SET_FIELD(tmp, HDMI_ACR_32_0, HDMI_ACR_CTS_32, acr.cts_32khz);
1697 WREG32(mmHDMI_ACR_32_0 + dig->afmt->offset, tmp);
1698 tmp = RREG32(mmHDMI_ACR_32_1 + dig->afmt->offset);
1699 tmp = REG_SET_FIELD(tmp, HDMI_ACR_32_1, HDMI_ACR_N_32, acr.n_32khz);
1700 WREG32(mmHDMI_ACR_32_1 + dig->afmt->offset, tmp);
1702 tmp = RREG32(mmHDMI_ACR_44_0 + dig->afmt->offset);
1703 tmp = REG_SET_FIELD(tmp, HDMI_ACR_44_0, HDMI_ACR_CTS_44, acr.cts_44_1khz);
1704 WREG32(mmHDMI_ACR_44_0 + dig->afmt->offset, tmp);
1705 tmp = RREG32(mmHDMI_ACR_44_1 + dig->afmt->offset);
1706 tmp = REG_SET_FIELD(tmp, HDMI_ACR_44_1, HDMI_ACR_N_44, acr.n_44_1khz);
1707 WREG32(mmHDMI_ACR_44_1 + dig->afmt->offset, tmp);
1709 tmp = RREG32(mmHDMI_ACR_48_0 + dig->afmt->offset);
1710 tmp = REG_SET_FIELD(tmp, HDMI_ACR_48_0, HDMI_ACR_CTS_48, acr.cts_48khz);
1711 WREG32(mmHDMI_ACR_48_0 + dig->afmt->offset, tmp);
1712 tmp = RREG32(mmHDMI_ACR_48_1 + dig->afmt->offset);
1713 tmp = REG_SET_FIELD(tmp, HDMI_ACR_48_1, HDMI_ACR_N_48, acr.n_48khz);
1714 WREG32(mmHDMI_ACR_48_1 + dig->afmt->offset, tmp);
1719 * build a HDMI Video Info Frame
1721 static void dce_v10_0_afmt_update_avi_infoframe(struct drm_encoder *encoder,
1722 void *buffer, size_t size)
1724 struct drm_device *dev = encoder->dev;
1725 struct amdgpu_device *adev = dev->dev_private;
1726 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1727 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1728 uint8_t *frame = buffer + 3;
1729 uint8_t *header = buffer;
1731 WREG32(mmAFMT_AVI_INFO0 + dig->afmt->offset,
1732 frame[0x0] | (frame[0x1] << 8) | (frame[0x2] << 16) | (frame[0x3] << 24));
1733 WREG32(mmAFMT_AVI_INFO1 + dig->afmt->offset,
1734 frame[0x4] | (frame[0x5] << 8) | (frame[0x6] << 16) | (frame[0x7] << 24));
1735 WREG32(mmAFMT_AVI_INFO2 + dig->afmt->offset,
1736 frame[0x8] | (frame[0x9] << 8) | (frame[0xA] << 16) | (frame[0xB] << 24));
1737 WREG32(mmAFMT_AVI_INFO3 + dig->afmt->offset,
1738 frame[0xC] | (frame[0xD] << 8) | (header[1] << 24));
1741 static void dce_v10_0_audio_set_dto(struct drm_encoder *encoder, u32 clock)
1743 struct drm_device *dev = encoder->dev;
1744 struct amdgpu_device *adev = dev->dev_private;
1745 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1746 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1747 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc);
1748 u32 dto_phase = 24 * 1000;
1749 u32 dto_modulo = clock;
1752 if (!dig || !dig->afmt)
1755 /* XXX two dtos; generally use dto0 for hdmi */
1756 /* Express [24MHz / target pixel clock] as an exact rational
1757 * number (coefficient of two integer numbers. DCCG_AUDIO_DTOx_PHASE
1758 * is the numerator, DCCG_AUDIO_DTOx_MODULE is the denominator
1760 tmp = RREG32(mmDCCG_AUDIO_DTO_SOURCE);
1761 tmp = REG_SET_FIELD(tmp, DCCG_AUDIO_DTO_SOURCE, DCCG_AUDIO_DTO0_SOURCE_SEL,
1762 amdgpu_crtc->crtc_id);
1763 WREG32(mmDCCG_AUDIO_DTO_SOURCE, tmp);
1764 WREG32(mmDCCG_AUDIO_DTO0_PHASE, dto_phase);
1765 WREG32(mmDCCG_AUDIO_DTO0_MODULE, dto_modulo);
1769 * update the info frames with the data from the current display mode
1771 static void dce_v10_0_afmt_setmode(struct drm_encoder *encoder,
1772 struct drm_display_mode *mode)
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 struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
1779 u8 buffer[HDMI_INFOFRAME_HEADER_SIZE + HDMI_AVI_INFOFRAME_SIZE];
1780 struct hdmi_avi_infoframe frame;
1785 if (!dig || !dig->afmt)
1788 /* Silent, r600_hdmi_enable will raise WARN for us */
1789 if (!dig->afmt->enabled)
1792 /* hdmi deep color mode general control packets setup, if bpc > 8 */
1793 if (encoder->crtc) {
1794 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(encoder->crtc);
1795 bpc = amdgpu_crtc->bpc;
1798 /* disable audio prior to setting up hw */
1799 dig->afmt->pin = dce_v10_0_audio_get_pin(adev);
1800 dce_v10_0_audio_enable(adev, dig->afmt->pin, false);
1802 dce_v10_0_audio_set_dto(encoder, mode->clock);
1804 tmp = RREG32(mmHDMI_VBI_PACKET_CONTROL + dig->afmt->offset);
1805 tmp = REG_SET_FIELD(tmp, HDMI_VBI_PACKET_CONTROL, HDMI_NULL_SEND, 1);
1806 WREG32(mmHDMI_VBI_PACKET_CONTROL + dig->afmt->offset, tmp); /* send null packets when required */
1808 WREG32(mmAFMT_AUDIO_CRC_CONTROL + dig->afmt->offset, 0x1000);
1810 tmp = RREG32(mmHDMI_CONTROL + dig->afmt->offset);
1817 tmp = REG_SET_FIELD(tmp, HDMI_CONTROL, HDMI_DEEP_COLOR_ENABLE, 0);
1818 tmp = REG_SET_FIELD(tmp, HDMI_CONTROL, HDMI_DEEP_COLOR_DEPTH, 0);
1819 DRM_DEBUG("%s: Disabling hdmi deep color for %d bpc.\n",
1820 connector->name, bpc);
1823 tmp = REG_SET_FIELD(tmp, HDMI_CONTROL, HDMI_DEEP_COLOR_ENABLE, 1);
1824 tmp = REG_SET_FIELD(tmp, HDMI_CONTROL, HDMI_DEEP_COLOR_DEPTH, 1);
1825 DRM_DEBUG("%s: Enabling hdmi deep color 30 for 10 bpc.\n",
1829 tmp = REG_SET_FIELD(tmp, HDMI_CONTROL, HDMI_DEEP_COLOR_ENABLE, 1);
1830 tmp = REG_SET_FIELD(tmp, HDMI_CONTROL, HDMI_DEEP_COLOR_DEPTH, 2);
1831 DRM_DEBUG("%s: Enabling hdmi deep color 36 for 12 bpc.\n",
1835 WREG32(mmHDMI_CONTROL + dig->afmt->offset, tmp);
1837 tmp = RREG32(mmHDMI_VBI_PACKET_CONTROL + dig->afmt->offset);
1838 tmp = REG_SET_FIELD(tmp, HDMI_VBI_PACKET_CONTROL, HDMI_NULL_SEND, 1); /* send null packets when required */
1839 tmp = REG_SET_FIELD(tmp, HDMI_VBI_PACKET_CONTROL, HDMI_GC_SEND, 1); /* send general control packets */
1840 tmp = REG_SET_FIELD(tmp, HDMI_VBI_PACKET_CONTROL, HDMI_GC_CONT, 1); /* send general control packets every frame */
1841 WREG32(mmHDMI_VBI_PACKET_CONTROL + dig->afmt->offset, tmp);
1843 tmp = RREG32(mmHDMI_INFOFRAME_CONTROL0 + dig->afmt->offset);
1844 /* enable audio info frames (frames won't be set until audio is enabled) */
1845 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AUDIO_INFO_SEND, 1);
1846 /* required for audio info values to be updated */
1847 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AUDIO_INFO_CONT, 1);
1848 WREG32(mmHDMI_INFOFRAME_CONTROL0 + dig->afmt->offset, tmp);
1850 tmp = RREG32(mmAFMT_INFOFRAME_CONTROL0 + dig->afmt->offset);
1851 /* required for audio info values to be updated */
1852 tmp = REG_SET_FIELD(tmp, AFMT_INFOFRAME_CONTROL0, AFMT_AUDIO_INFO_UPDATE, 1);
1853 WREG32(mmAFMT_INFOFRAME_CONTROL0 + dig->afmt->offset, tmp);
1855 tmp = RREG32(mmHDMI_INFOFRAME_CONTROL1 + dig->afmt->offset);
1856 /* anything other than 0 */
1857 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL1, HDMI_AUDIO_INFO_LINE, 2);
1858 WREG32(mmHDMI_INFOFRAME_CONTROL1 + dig->afmt->offset, tmp);
1860 WREG32(mmHDMI_GC + dig->afmt->offset, 0); /* unset HDMI_GC_AVMUTE */
1862 tmp = RREG32(mmHDMI_AUDIO_PACKET_CONTROL + dig->afmt->offset);
1863 /* set the default audio delay */
1864 tmp = REG_SET_FIELD(tmp, HDMI_AUDIO_PACKET_CONTROL, HDMI_AUDIO_DELAY_EN, 1);
1865 /* should be suffient for all audio modes and small enough for all hblanks */
1866 tmp = REG_SET_FIELD(tmp, HDMI_AUDIO_PACKET_CONTROL, HDMI_AUDIO_PACKETS_PER_LINE, 3);
1867 WREG32(mmHDMI_AUDIO_PACKET_CONTROL + dig->afmt->offset, tmp);
1869 tmp = RREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset);
1870 /* allow 60958 channel status fields to be updated */
1871 tmp = REG_SET_FIELD(tmp, AFMT_AUDIO_PACKET_CONTROL, AFMT_60958_CS_UPDATE, 1);
1872 WREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset, tmp);
1874 tmp = RREG32(mmHDMI_ACR_PACKET_CONTROL + dig->afmt->offset);
1876 /* clear SW CTS value */
1877 tmp = REG_SET_FIELD(tmp, HDMI_ACR_PACKET_CONTROL, HDMI_ACR_SOURCE, 0);
1879 /* select SW CTS value */
1880 tmp = REG_SET_FIELD(tmp, HDMI_ACR_PACKET_CONTROL, HDMI_ACR_SOURCE, 1);
1881 /* allow hw to sent ACR packets when required */
1882 tmp = REG_SET_FIELD(tmp, HDMI_ACR_PACKET_CONTROL, HDMI_ACR_AUTO_SEND, 1);
1883 WREG32(mmHDMI_ACR_PACKET_CONTROL + dig->afmt->offset, tmp);
1885 dce_v10_0_afmt_update_ACR(encoder, mode->clock);
1887 tmp = RREG32(mmAFMT_60958_0 + dig->afmt->offset);
1888 tmp = REG_SET_FIELD(tmp, AFMT_60958_0, AFMT_60958_CS_CHANNEL_NUMBER_L, 1);
1889 WREG32(mmAFMT_60958_0 + dig->afmt->offset, tmp);
1891 tmp = RREG32(mmAFMT_60958_1 + dig->afmt->offset);
1892 tmp = REG_SET_FIELD(tmp, AFMT_60958_1, AFMT_60958_CS_CHANNEL_NUMBER_R, 2);
1893 WREG32(mmAFMT_60958_1 + dig->afmt->offset, tmp);
1895 tmp = RREG32(mmAFMT_60958_2 + dig->afmt->offset);
1896 tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_2, 3);
1897 tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_3, 4);
1898 tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_4, 5);
1899 tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_5, 6);
1900 tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_6, 7);
1901 tmp = REG_SET_FIELD(tmp, AFMT_60958_2, AFMT_60958_CS_CHANNEL_NUMBER_7, 8);
1902 WREG32(mmAFMT_60958_2 + dig->afmt->offset, tmp);
1904 dce_v10_0_audio_write_speaker_allocation(encoder);
1906 WREG32(mmAFMT_AUDIO_PACKET_CONTROL2 + dig->afmt->offset,
1907 (0xff << AFMT_AUDIO_PACKET_CONTROL2__AFMT_AUDIO_CHANNEL_ENABLE__SHIFT));
1909 dce_v10_0_afmt_audio_select_pin(encoder);
1910 dce_v10_0_audio_write_sad_regs(encoder);
1911 dce_v10_0_audio_write_latency_fields(encoder, mode);
1913 err = drm_hdmi_avi_infoframe_from_display_mode(&frame, mode);
1915 DRM_ERROR("failed to setup AVI infoframe: %zd\n", err);
1919 err = hdmi_avi_infoframe_pack(&frame, buffer, sizeof(buffer));
1921 DRM_ERROR("failed to pack AVI infoframe: %zd\n", err);
1925 dce_v10_0_afmt_update_avi_infoframe(encoder, buffer, sizeof(buffer));
1927 tmp = RREG32(mmHDMI_INFOFRAME_CONTROL0 + dig->afmt->offset);
1928 /* enable AVI info frames */
1929 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AVI_INFO_SEND, 1);
1930 /* required for audio info values to be updated */
1931 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL0, HDMI_AVI_INFO_CONT, 1);
1932 WREG32(mmHDMI_INFOFRAME_CONTROL0 + dig->afmt->offset, tmp);
1934 tmp = RREG32(mmHDMI_INFOFRAME_CONTROL1 + dig->afmt->offset);
1935 tmp = REG_SET_FIELD(tmp, HDMI_INFOFRAME_CONTROL1, HDMI_AVI_INFO_LINE, 2);
1936 WREG32(mmHDMI_INFOFRAME_CONTROL1 + dig->afmt->offset, tmp);
1938 tmp = RREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset);
1939 /* send audio packets */
1940 tmp = REG_SET_FIELD(tmp, AFMT_AUDIO_PACKET_CONTROL, AFMT_AUDIO_SAMPLE_SEND, 1);
1941 WREG32(mmAFMT_AUDIO_PACKET_CONTROL + dig->afmt->offset, tmp);
1943 WREG32(mmAFMT_RAMP_CONTROL0 + dig->afmt->offset, 0x00FFFFFF);
1944 WREG32(mmAFMT_RAMP_CONTROL1 + dig->afmt->offset, 0x007FFFFF);
1945 WREG32(mmAFMT_RAMP_CONTROL2 + dig->afmt->offset, 0x00000001);
1946 WREG32(mmAFMT_RAMP_CONTROL3 + dig->afmt->offset, 0x00000001);
1948 /* enable audio after to setting up hw */
1949 dce_v10_0_audio_enable(adev, dig->afmt->pin, true);
1952 static void dce_v10_0_afmt_enable(struct drm_encoder *encoder, bool enable)
1954 struct drm_device *dev = encoder->dev;
1955 struct amdgpu_device *adev = dev->dev_private;
1956 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
1957 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
1959 if (!dig || !dig->afmt)
1962 /* Silent, r600_hdmi_enable will raise WARN for us */
1963 if (enable && dig->afmt->enabled)
1965 if (!enable && !dig->afmt->enabled)
1968 if (!enable && dig->afmt->pin) {
1969 dce_v10_0_audio_enable(adev, dig->afmt->pin, false);
1970 dig->afmt->pin = NULL;
1973 dig->afmt->enabled = enable;
1975 DRM_DEBUG("%sabling AFMT interface @ 0x%04X for encoder 0x%x\n",
1976 enable ? "En" : "Dis", dig->afmt->offset, amdgpu_encoder->encoder_id);
1979 static void dce_v10_0_afmt_init(struct amdgpu_device *adev)
1983 for (i = 0; i < adev->mode_info.num_dig; i++)
1984 adev->mode_info.afmt[i] = NULL;
1986 /* DCE10 has audio blocks tied to DIG encoders */
1987 for (i = 0; i < adev->mode_info.num_dig; i++) {
1988 adev->mode_info.afmt[i] = kzalloc(sizeof(struct amdgpu_afmt), GFP_KERNEL);
1989 if (adev->mode_info.afmt[i]) {
1990 adev->mode_info.afmt[i]->offset = dig_offsets[i];
1991 adev->mode_info.afmt[i]->id = i;
1996 static void dce_v10_0_afmt_fini(struct amdgpu_device *adev)
2000 for (i = 0; i < adev->mode_info.num_dig; i++) {
2001 kfree(adev->mode_info.afmt[i]);
2002 adev->mode_info.afmt[i] = NULL;
2006 static const u32 vga_control_regs[6] =
2016 static void dce_v10_0_vga_enable(struct drm_crtc *crtc, bool enable)
2018 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2019 struct drm_device *dev = crtc->dev;
2020 struct amdgpu_device *adev = dev->dev_private;
2023 vga_control = RREG32(vga_control_regs[amdgpu_crtc->crtc_id]) & ~1;
2025 WREG32(vga_control_regs[amdgpu_crtc->crtc_id], vga_control | 1);
2027 WREG32(vga_control_regs[amdgpu_crtc->crtc_id], vga_control);
2030 static void dce_v10_0_grph_enable(struct drm_crtc *crtc, bool enable)
2032 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2033 struct drm_device *dev = crtc->dev;
2034 struct amdgpu_device *adev = dev->dev_private;
2037 WREG32(mmGRPH_ENABLE + amdgpu_crtc->crtc_offset, 1);
2039 WREG32(mmGRPH_ENABLE + amdgpu_crtc->crtc_offset, 0);
2042 static int dce_v10_0_crtc_do_set_base(struct drm_crtc *crtc,
2043 struct drm_framebuffer *fb,
2044 int x, int y, int atomic)
2046 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2047 struct drm_device *dev = crtc->dev;
2048 struct amdgpu_device *adev = dev->dev_private;
2049 struct amdgpu_framebuffer *amdgpu_fb;
2050 struct drm_framebuffer *target_fb;
2051 struct drm_gem_object *obj;
2052 struct amdgpu_bo *rbo;
2053 uint64_t fb_location, tiling_flags;
2054 uint32_t fb_format, fb_pitch_pixels;
2055 u32 fb_swap = REG_SET_FIELD(0, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP, ENDIAN_NONE);
2057 u32 tmp, viewport_w, viewport_h;
2059 bool bypass_lut = false;
2062 if (!atomic && !crtc->primary->fb) {
2063 DRM_DEBUG_KMS("No FB bound\n");
2068 amdgpu_fb = to_amdgpu_framebuffer(fb);
2072 amdgpu_fb = to_amdgpu_framebuffer(crtc->primary->fb);
2073 target_fb = crtc->primary->fb;
2076 /* If atomic, assume fb object is pinned & idle & fenced and
2077 * just update base pointers
2079 obj = amdgpu_fb->obj;
2080 rbo = gem_to_amdgpu_bo(obj);
2081 r = amdgpu_bo_reserve(rbo, false);
2082 if (unlikely(r != 0))
2086 fb_location = amdgpu_bo_gpu_offset(rbo);
2088 r = amdgpu_bo_pin(rbo, AMDGPU_GEM_DOMAIN_VRAM, &fb_location);
2089 if (unlikely(r != 0)) {
2090 amdgpu_bo_unreserve(rbo);
2095 amdgpu_bo_get_tiling_flags(rbo, &tiling_flags);
2096 amdgpu_bo_unreserve(rbo);
2098 pipe_config = AMDGPU_TILING_GET(tiling_flags, PIPE_CONFIG);
2100 switch (target_fb->pixel_format) {
2102 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 0);
2103 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 0);
2105 case DRM_FORMAT_XRGB4444:
2106 case DRM_FORMAT_ARGB4444:
2107 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 1);
2108 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 2);
2110 fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP,
2114 case DRM_FORMAT_XRGB1555:
2115 case DRM_FORMAT_ARGB1555:
2116 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 1);
2117 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 0);
2119 fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP,
2123 case DRM_FORMAT_BGRX5551:
2124 case DRM_FORMAT_BGRA5551:
2125 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 1);
2126 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 5);
2128 fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP,
2132 case DRM_FORMAT_RGB565:
2133 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 1);
2134 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 1);
2136 fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP,
2140 case DRM_FORMAT_XRGB8888:
2141 case DRM_FORMAT_ARGB8888:
2142 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 2);
2143 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 0);
2145 fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP,
2149 case DRM_FORMAT_XRGB2101010:
2150 case DRM_FORMAT_ARGB2101010:
2151 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 2);
2152 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 1);
2154 fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP,
2157 /* Greater 8 bpc fb needs to bypass hw-lut to retain precision */
2160 case DRM_FORMAT_BGRX1010102:
2161 case DRM_FORMAT_BGRA1010102:
2162 fb_format = REG_SET_FIELD(0, GRPH_CONTROL, GRPH_DEPTH, 2);
2163 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_FORMAT, 4);
2165 fb_swap = REG_SET_FIELD(fb_swap, GRPH_SWAP_CNTL, GRPH_ENDIAN_SWAP,
2168 /* Greater 8 bpc fb needs to bypass hw-lut to retain precision */
2172 DRM_ERROR("Unsupported screen format %s\n",
2173 drm_get_format_name(target_fb->pixel_format));
2177 if (AMDGPU_TILING_GET(tiling_flags, ARRAY_MODE) == ARRAY_2D_TILED_THIN1) {
2178 unsigned bankw, bankh, mtaspect, tile_split, num_banks;
2180 bankw = AMDGPU_TILING_GET(tiling_flags, BANK_WIDTH);
2181 bankh = AMDGPU_TILING_GET(tiling_flags, BANK_HEIGHT);
2182 mtaspect = AMDGPU_TILING_GET(tiling_flags, MACRO_TILE_ASPECT);
2183 tile_split = AMDGPU_TILING_GET(tiling_flags, TILE_SPLIT);
2184 num_banks = AMDGPU_TILING_GET(tiling_flags, NUM_BANKS);
2186 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_NUM_BANKS, num_banks);
2187 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_ARRAY_MODE,
2188 ARRAY_2D_TILED_THIN1);
2189 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_TILE_SPLIT,
2191 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_BANK_WIDTH, bankw);
2192 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_BANK_HEIGHT, bankh);
2193 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_MACRO_TILE_ASPECT,
2195 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_MICRO_TILE_MODE,
2196 ADDR_SURF_MICRO_TILING_DISPLAY);
2197 } else if (AMDGPU_TILING_GET(tiling_flags, ARRAY_MODE) == ARRAY_1D_TILED_THIN1) {
2198 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_ARRAY_MODE,
2199 ARRAY_1D_TILED_THIN1);
2202 fb_format = REG_SET_FIELD(fb_format, GRPH_CONTROL, GRPH_PIPE_CONFIG,
2205 dce_v10_0_vga_enable(crtc, false);
2207 WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset,
2208 upper_32_bits(fb_location));
2209 WREG32(mmGRPH_SECONDARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset,
2210 upper_32_bits(fb_location));
2211 WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset,
2212 (u32)fb_location & GRPH_PRIMARY_SURFACE_ADDRESS__GRPH_PRIMARY_SURFACE_ADDRESS_MASK);
2213 WREG32(mmGRPH_SECONDARY_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset,
2214 (u32) fb_location & GRPH_SECONDARY_SURFACE_ADDRESS__GRPH_SECONDARY_SURFACE_ADDRESS_MASK);
2215 WREG32(mmGRPH_CONTROL + amdgpu_crtc->crtc_offset, fb_format);
2216 WREG32(mmGRPH_SWAP_CNTL + amdgpu_crtc->crtc_offset, fb_swap);
2219 * The LUT only has 256 slots for indexing by a 8 bpc fb. Bypass the LUT
2220 * for > 8 bpc scanout to avoid truncation of fb indices to 8 msb's, to
2221 * retain the full precision throughout the pipeline.
2223 tmp = RREG32(mmGRPH_LUT_10BIT_BYPASS + amdgpu_crtc->crtc_offset);
2225 tmp = REG_SET_FIELD(tmp, GRPH_LUT_10BIT_BYPASS, GRPH_LUT_10BIT_BYPASS_EN, 1);
2227 tmp = REG_SET_FIELD(tmp, GRPH_LUT_10BIT_BYPASS, GRPH_LUT_10BIT_BYPASS_EN, 0);
2228 WREG32(mmGRPH_LUT_10BIT_BYPASS + amdgpu_crtc->crtc_offset, tmp);
2231 DRM_DEBUG_KMS("Bypassing hardware LUT due to 10 bit fb scanout.\n");
2233 WREG32(mmGRPH_SURFACE_OFFSET_X + amdgpu_crtc->crtc_offset, 0);
2234 WREG32(mmGRPH_SURFACE_OFFSET_Y + amdgpu_crtc->crtc_offset, 0);
2235 WREG32(mmGRPH_X_START + amdgpu_crtc->crtc_offset, 0);
2236 WREG32(mmGRPH_Y_START + amdgpu_crtc->crtc_offset, 0);
2237 WREG32(mmGRPH_X_END + amdgpu_crtc->crtc_offset, target_fb->width);
2238 WREG32(mmGRPH_Y_END + amdgpu_crtc->crtc_offset, target_fb->height);
2240 fb_pitch_pixels = target_fb->pitches[0] / (target_fb->bits_per_pixel / 8);
2241 WREG32(mmGRPH_PITCH + amdgpu_crtc->crtc_offset, fb_pitch_pixels);
2243 dce_v10_0_grph_enable(crtc, true);
2245 WREG32(mmLB_DESKTOP_HEIGHT + amdgpu_crtc->crtc_offset,
2250 WREG32(mmVIEWPORT_START + amdgpu_crtc->crtc_offset,
2252 viewport_w = crtc->mode.hdisplay;
2253 viewport_h = (crtc->mode.vdisplay + 1) & ~1;
2254 WREG32(mmVIEWPORT_SIZE + amdgpu_crtc->crtc_offset,
2255 (viewport_w << 16) | viewport_h);
2257 /* pageflip setup */
2258 /* make sure flip is at vb rather than hb */
2259 tmp = RREG32(mmGRPH_FLIP_CONTROL + amdgpu_crtc->crtc_offset);
2260 tmp = REG_SET_FIELD(tmp, GRPH_FLIP_CONTROL,
2261 GRPH_SURFACE_UPDATE_H_RETRACE_EN, 0);
2262 WREG32(mmGRPH_FLIP_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2264 /* set pageflip to happen only at start of vblank interval (front porch) */
2265 WREG32(mmMASTER_UPDATE_MODE + amdgpu_crtc->crtc_offset, 3);
2267 if (!atomic && fb && fb != crtc->primary->fb) {
2268 amdgpu_fb = to_amdgpu_framebuffer(fb);
2269 rbo = gem_to_amdgpu_bo(amdgpu_fb->obj);
2270 r = amdgpu_bo_reserve(rbo, false);
2271 if (unlikely(r != 0))
2273 amdgpu_bo_unpin(rbo);
2274 amdgpu_bo_unreserve(rbo);
2277 /* Bytes per pixel may have changed */
2278 dce_v10_0_bandwidth_update(adev);
2283 static void dce_v10_0_set_interleave(struct drm_crtc *crtc,
2284 struct drm_display_mode *mode)
2286 struct drm_device *dev = crtc->dev;
2287 struct amdgpu_device *adev = dev->dev_private;
2288 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2291 tmp = RREG32(mmLB_DATA_FORMAT + amdgpu_crtc->crtc_offset);
2292 if (mode->flags & DRM_MODE_FLAG_INTERLACE)
2293 tmp = REG_SET_FIELD(tmp, LB_DATA_FORMAT, INTERLEAVE_EN, 1);
2295 tmp = REG_SET_FIELD(tmp, LB_DATA_FORMAT, INTERLEAVE_EN, 0);
2296 WREG32(mmLB_DATA_FORMAT + amdgpu_crtc->crtc_offset, tmp);
2299 static void dce_v10_0_crtc_load_lut(struct drm_crtc *crtc)
2301 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2302 struct drm_device *dev = crtc->dev;
2303 struct amdgpu_device *adev = dev->dev_private;
2307 DRM_DEBUG_KMS("%d\n", amdgpu_crtc->crtc_id);
2309 tmp = RREG32(mmINPUT_CSC_CONTROL + amdgpu_crtc->crtc_offset);
2310 tmp = REG_SET_FIELD(tmp, INPUT_CSC_CONTROL, INPUT_CSC_GRPH_MODE, 0);
2311 tmp = REG_SET_FIELD(tmp, INPUT_CSC_CONTROL, INPUT_CSC_OVL_MODE, 0);
2312 WREG32(mmINPUT_CSC_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2314 tmp = RREG32(mmPRESCALE_GRPH_CONTROL + amdgpu_crtc->crtc_offset);
2315 tmp = REG_SET_FIELD(tmp, PRESCALE_GRPH_CONTROL, GRPH_PRESCALE_BYPASS, 1);
2316 WREG32(mmPRESCALE_GRPH_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2318 tmp = RREG32(mmPRESCALE_OVL_CONTROL + amdgpu_crtc->crtc_offset);
2319 tmp = REG_SET_FIELD(tmp, PRESCALE_OVL_CONTROL, OVL_PRESCALE_BYPASS, 1);
2320 WREG32(mmPRESCALE_OVL_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2322 tmp = RREG32(mmINPUT_GAMMA_CONTROL + amdgpu_crtc->crtc_offset);
2323 tmp = REG_SET_FIELD(tmp, INPUT_GAMMA_CONTROL, GRPH_INPUT_GAMMA_MODE, 0);
2324 tmp = REG_SET_FIELD(tmp, INPUT_GAMMA_CONTROL, OVL_INPUT_GAMMA_MODE, 0);
2325 WREG32(mmINPUT_GAMMA_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2327 WREG32(mmDC_LUT_CONTROL + amdgpu_crtc->crtc_offset, 0);
2329 WREG32(mmDC_LUT_BLACK_OFFSET_BLUE + amdgpu_crtc->crtc_offset, 0);
2330 WREG32(mmDC_LUT_BLACK_OFFSET_GREEN + amdgpu_crtc->crtc_offset, 0);
2331 WREG32(mmDC_LUT_BLACK_OFFSET_RED + amdgpu_crtc->crtc_offset, 0);
2333 WREG32(mmDC_LUT_WHITE_OFFSET_BLUE + amdgpu_crtc->crtc_offset, 0xffff);
2334 WREG32(mmDC_LUT_WHITE_OFFSET_GREEN + amdgpu_crtc->crtc_offset, 0xffff);
2335 WREG32(mmDC_LUT_WHITE_OFFSET_RED + amdgpu_crtc->crtc_offset, 0xffff);
2337 WREG32(mmDC_LUT_RW_MODE + amdgpu_crtc->crtc_offset, 0);
2338 WREG32(mmDC_LUT_WRITE_EN_MASK + amdgpu_crtc->crtc_offset, 0x00000007);
2340 WREG32(mmDC_LUT_RW_INDEX + amdgpu_crtc->crtc_offset, 0);
2341 for (i = 0; i < 256; i++) {
2342 WREG32(mmDC_LUT_30_COLOR + amdgpu_crtc->crtc_offset,
2343 (amdgpu_crtc->lut_r[i] << 20) |
2344 (amdgpu_crtc->lut_g[i] << 10) |
2345 (amdgpu_crtc->lut_b[i] << 0));
2348 tmp = RREG32(mmDEGAMMA_CONTROL + amdgpu_crtc->crtc_offset);
2349 tmp = REG_SET_FIELD(tmp, DEGAMMA_CONTROL, GRPH_DEGAMMA_MODE, 0);
2350 tmp = REG_SET_FIELD(tmp, DEGAMMA_CONTROL, OVL_DEGAMMA_MODE, 0);
2351 tmp = REG_SET_FIELD(tmp, DEGAMMA_CONTROL, CURSOR_DEGAMMA_MODE, 0);
2352 WREG32(mmDEGAMMA_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2354 tmp = RREG32(mmGAMUT_REMAP_CONTROL + amdgpu_crtc->crtc_offset);
2355 tmp = REG_SET_FIELD(tmp, GAMUT_REMAP_CONTROL, GRPH_GAMUT_REMAP_MODE, 0);
2356 tmp = REG_SET_FIELD(tmp, GAMUT_REMAP_CONTROL, OVL_GAMUT_REMAP_MODE, 0);
2357 WREG32(mmGAMUT_REMAP_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2359 tmp = RREG32(mmREGAMMA_CONTROL + amdgpu_crtc->crtc_offset);
2360 tmp = REG_SET_FIELD(tmp, REGAMMA_CONTROL, GRPH_REGAMMA_MODE, 0);
2361 tmp = REG_SET_FIELD(tmp, REGAMMA_CONTROL, OVL_REGAMMA_MODE, 0);
2362 WREG32(mmREGAMMA_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2364 tmp = RREG32(mmOUTPUT_CSC_CONTROL + amdgpu_crtc->crtc_offset);
2365 tmp = REG_SET_FIELD(tmp, OUTPUT_CSC_CONTROL, OUTPUT_CSC_GRPH_MODE, 0);
2366 tmp = REG_SET_FIELD(tmp, OUTPUT_CSC_CONTROL, OUTPUT_CSC_OVL_MODE, 0);
2367 WREG32(mmOUTPUT_CSC_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2369 /* XXX match this to the depth of the crtc fmt block, move to modeset? */
2370 WREG32(mmDENORM_CONTROL + amdgpu_crtc->crtc_offset, 0);
2371 /* XXX this only needs to be programmed once per crtc at startup,
2372 * not sure where the best place for it is
2374 tmp = RREG32(mmALPHA_CONTROL + amdgpu_crtc->crtc_offset);
2375 tmp = REG_SET_FIELD(tmp, ALPHA_CONTROL, CURSOR_ALPHA_BLND_ENA, 1);
2376 WREG32(mmALPHA_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2379 static int dce_v10_0_pick_dig_encoder(struct drm_encoder *encoder)
2381 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
2382 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
2384 switch (amdgpu_encoder->encoder_id) {
2385 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
2391 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
2397 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
2403 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
2407 DRM_ERROR("invalid encoder_id: 0x%x\n", amdgpu_encoder->encoder_id);
2413 * dce_v10_0_pick_pll - Allocate a PPLL for use by the crtc.
2417 * Returns the PPLL (Pixel PLL) to be used by the crtc. For DP monitors
2418 * a single PPLL can be used for all DP crtcs/encoders. For non-DP
2419 * monitors a dedicated PPLL must be used. If a particular board has
2420 * an external DP PLL, return ATOM_PPLL_INVALID to skip PLL programming
2421 * as there is no need to program the PLL itself. If we are not able to
2422 * allocate a PLL, return ATOM_PPLL_INVALID to skip PLL programming to
2423 * avoid messing up an existing monitor.
2425 * Asic specific PLL information
2429 * - PPLL1, PPLL2 are available for all UNIPHY (both DP and non-DP)
2431 * - PPLL0, PPLL1, PPLL2 are available for all UNIPHY (both DP and non-DP) and DAC
2434 static u32 dce_v10_0_pick_pll(struct drm_crtc *crtc)
2436 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2437 struct drm_device *dev = crtc->dev;
2438 struct amdgpu_device *adev = dev->dev_private;
2442 if (ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(amdgpu_crtc->encoder))) {
2443 if (adev->clock.dp_extclk)
2444 /* skip PPLL programming if using ext clock */
2445 return ATOM_PPLL_INVALID;
2447 /* use the same PPLL for all DP monitors */
2448 pll = amdgpu_pll_get_shared_dp_ppll(crtc);
2449 if (pll != ATOM_PPLL_INVALID)
2453 /* use the same PPLL for all monitors with the same clock */
2454 pll = amdgpu_pll_get_shared_nondp_ppll(crtc);
2455 if (pll != ATOM_PPLL_INVALID)
2459 /* DCE10 has PPLL0, PPLL1, and PPLL2 */
2460 pll_in_use = amdgpu_pll_get_use_mask(crtc);
2461 if (!(pll_in_use & (1 << ATOM_PPLL2)))
2463 if (!(pll_in_use & (1 << ATOM_PPLL1)))
2465 if (!(pll_in_use & (1 << ATOM_PPLL0)))
2467 DRM_ERROR("unable to allocate a PPLL\n");
2468 return ATOM_PPLL_INVALID;
2471 static void dce_v10_0_lock_cursor(struct drm_crtc *crtc, bool lock)
2473 struct amdgpu_device *adev = crtc->dev->dev_private;
2474 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2477 cur_lock = RREG32(mmCUR_UPDATE + amdgpu_crtc->crtc_offset);
2479 cur_lock = REG_SET_FIELD(cur_lock, CUR_UPDATE, CURSOR_UPDATE_LOCK, 1);
2481 cur_lock = REG_SET_FIELD(cur_lock, CUR_UPDATE, CURSOR_UPDATE_LOCK, 0);
2482 WREG32(mmCUR_UPDATE + amdgpu_crtc->crtc_offset, cur_lock);
2485 static void dce_v10_0_hide_cursor(struct drm_crtc *crtc)
2487 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2488 struct amdgpu_device *adev = crtc->dev->dev_private;
2491 tmp = RREG32_IDX(mmCUR_CONTROL + amdgpu_crtc->crtc_offset);
2492 tmp = REG_SET_FIELD(tmp, CUR_CONTROL, CURSOR_EN, 0);
2493 WREG32_IDX(mmCUR_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2496 static void dce_v10_0_show_cursor(struct drm_crtc *crtc)
2498 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2499 struct amdgpu_device *adev = crtc->dev->dev_private;
2502 WREG32(mmCUR_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset,
2503 upper_32_bits(amdgpu_crtc->cursor_addr));
2504 WREG32(mmCUR_SURFACE_ADDRESS + amdgpu_crtc->crtc_offset,
2505 lower_32_bits(amdgpu_crtc->cursor_addr));
2507 tmp = RREG32_IDX(mmCUR_CONTROL + amdgpu_crtc->crtc_offset);
2508 tmp = REG_SET_FIELD(tmp, CUR_CONTROL, CURSOR_EN, 1);
2509 tmp = REG_SET_FIELD(tmp, CUR_CONTROL, CURSOR_MODE, 2);
2510 WREG32_IDX(mmCUR_CONTROL + amdgpu_crtc->crtc_offset, tmp);
2513 static int dce_v10_0_cursor_move_locked(struct drm_crtc *crtc,
2516 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2517 struct amdgpu_device *adev = crtc->dev->dev_private;
2518 int xorigin = 0, yorigin = 0;
2520 /* avivo cursor are offset into the total surface */
2523 DRM_DEBUG("x %d y %d c->x %d c->y %d\n", x, y, crtc->x, crtc->y);
2526 xorigin = min(-x, amdgpu_crtc->max_cursor_width - 1);
2530 yorigin = min(-y, amdgpu_crtc->max_cursor_height - 1);
2534 WREG32(mmCUR_POSITION + amdgpu_crtc->crtc_offset, (x << 16) | y);
2535 WREG32(mmCUR_HOT_SPOT + amdgpu_crtc->crtc_offset, (xorigin << 16) | yorigin);
2536 WREG32(mmCUR_SIZE + amdgpu_crtc->crtc_offset,
2537 ((amdgpu_crtc->cursor_width - 1) << 16) | (amdgpu_crtc->cursor_height - 1));
2539 amdgpu_crtc->cursor_x = x;
2540 amdgpu_crtc->cursor_y = y;
2545 static int dce_v10_0_crtc_cursor_move(struct drm_crtc *crtc,
2550 dce_v10_0_lock_cursor(crtc, true);
2551 ret = dce_v10_0_cursor_move_locked(crtc, x, y);
2552 dce_v10_0_lock_cursor(crtc, false);
2557 static int dce_v10_0_crtc_cursor_set2(struct drm_crtc *crtc,
2558 struct drm_file *file_priv,
2565 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2566 struct drm_gem_object *obj;
2567 struct amdgpu_bo *aobj;
2571 /* turn off cursor */
2572 dce_v10_0_hide_cursor(crtc);
2577 if ((width > amdgpu_crtc->max_cursor_width) ||
2578 (height > amdgpu_crtc->max_cursor_height)) {
2579 DRM_ERROR("bad cursor width or height %d x %d\n", width, height);
2583 obj = drm_gem_object_lookup(crtc->dev, file_priv, handle);
2585 DRM_ERROR("Cannot find cursor object %x for crtc %d\n", handle, amdgpu_crtc->crtc_id);
2589 aobj = gem_to_amdgpu_bo(obj);
2590 ret = amdgpu_bo_reserve(aobj, false);
2592 drm_gem_object_unreference_unlocked(obj);
2596 ret = amdgpu_bo_pin(aobj, AMDGPU_GEM_DOMAIN_VRAM, &amdgpu_crtc->cursor_addr);
2597 amdgpu_bo_unreserve(aobj);
2599 DRM_ERROR("Failed to pin new cursor BO (%d)\n", ret);
2600 drm_gem_object_unreference_unlocked(obj);
2604 amdgpu_crtc->cursor_width = width;
2605 amdgpu_crtc->cursor_height = height;
2607 dce_v10_0_lock_cursor(crtc, true);
2609 if (hot_x != amdgpu_crtc->cursor_hot_x ||
2610 hot_y != amdgpu_crtc->cursor_hot_y) {
2613 x = amdgpu_crtc->cursor_x + amdgpu_crtc->cursor_hot_x - hot_x;
2614 y = amdgpu_crtc->cursor_y + amdgpu_crtc->cursor_hot_y - hot_y;
2616 dce_v10_0_cursor_move_locked(crtc, x, y);
2618 amdgpu_crtc->cursor_hot_x = hot_x;
2619 amdgpu_crtc->cursor_hot_y = hot_y;
2622 dce_v10_0_show_cursor(crtc);
2623 dce_v10_0_lock_cursor(crtc, false);
2626 if (amdgpu_crtc->cursor_bo) {
2627 struct amdgpu_bo *aobj = gem_to_amdgpu_bo(amdgpu_crtc->cursor_bo);
2628 ret = amdgpu_bo_reserve(aobj, false);
2629 if (likely(ret == 0)) {
2630 amdgpu_bo_unpin(aobj);
2631 amdgpu_bo_unreserve(aobj);
2633 drm_gem_object_unreference_unlocked(amdgpu_crtc->cursor_bo);
2636 amdgpu_crtc->cursor_bo = obj;
2640 static void dce_v10_0_cursor_reset(struct drm_crtc *crtc)
2642 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2644 if (amdgpu_crtc->cursor_bo) {
2645 dce_v10_0_lock_cursor(crtc, true);
2647 dce_v10_0_cursor_move_locked(crtc, amdgpu_crtc->cursor_x,
2648 amdgpu_crtc->cursor_y);
2650 dce_v10_0_show_cursor(crtc);
2652 dce_v10_0_lock_cursor(crtc, false);
2656 static void dce_v10_0_crtc_gamma_set(struct drm_crtc *crtc, u16 *red, u16 *green,
2657 u16 *blue, uint32_t start, uint32_t size)
2659 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2660 int end = (start + size > 256) ? 256 : start + size, i;
2662 /* userspace palettes are always correct as is */
2663 for (i = start; i < end; i++) {
2664 amdgpu_crtc->lut_r[i] = red[i] >> 6;
2665 amdgpu_crtc->lut_g[i] = green[i] >> 6;
2666 amdgpu_crtc->lut_b[i] = blue[i] >> 6;
2668 dce_v10_0_crtc_load_lut(crtc);
2671 static void dce_v10_0_crtc_destroy(struct drm_crtc *crtc)
2673 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2675 drm_crtc_cleanup(crtc);
2676 destroy_workqueue(amdgpu_crtc->pflip_queue);
2680 static const struct drm_crtc_funcs dce_v10_0_crtc_funcs = {
2681 .cursor_set2 = dce_v10_0_crtc_cursor_set2,
2682 .cursor_move = dce_v10_0_crtc_cursor_move,
2683 .gamma_set = dce_v10_0_crtc_gamma_set,
2684 .set_config = amdgpu_crtc_set_config,
2685 .destroy = dce_v10_0_crtc_destroy,
2686 .page_flip = amdgpu_crtc_page_flip,
2689 static void dce_v10_0_crtc_dpms(struct drm_crtc *crtc, int mode)
2691 struct drm_device *dev = crtc->dev;
2692 struct amdgpu_device *adev = dev->dev_private;
2693 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2697 case DRM_MODE_DPMS_ON:
2698 amdgpu_crtc->enabled = true;
2699 amdgpu_atombios_crtc_enable(crtc, ATOM_ENABLE);
2700 dce_v10_0_vga_enable(crtc, true);
2701 amdgpu_atombios_crtc_blank(crtc, ATOM_DISABLE);
2702 dce_v10_0_vga_enable(crtc, false);
2703 /* Make sure VBLANK and PFLIP interrupts are still enabled */
2704 type = amdgpu_crtc_idx_to_irq_type(adev, amdgpu_crtc->crtc_id);
2705 amdgpu_irq_update(adev, &adev->crtc_irq, type);
2706 amdgpu_irq_update(adev, &adev->pageflip_irq, type);
2707 drm_vblank_post_modeset(dev, amdgpu_crtc->crtc_id);
2708 dce_v10_0_crtc_load_lut(crtc);
2710 case DRM_MODE_DPMS_STANDBY:
2711 case DRM_MODE_DPMS_SUSPEND:
2712 case DRM_MODE_DPMS_OFF:
2713 drm_vblank_pre_modeset(dev, amdgpu_crtc->crtc_id);
2714 if (amdgpu_crtc->enabled) {
2715 dce_v10_0_vga_enable(crtc, true);
2716 amdgpu_atombios_crtc_blank(crtc, ATOM_ENABLE);
2717 dce_v10_0_vga_enable(crtc, false);
2719 amdgpu_atombios_crtc_enable(crtc, ATOM_DISABLE);
2720 amdgpu_crtc->enabled = false;
2723 /* adjust pm to dpms */
2724 amdgpu_pm_compute_clocks(adev);
2727 static void dce_v10_0_crtc_prepare(struct drm_crtc *crtc)
2729 /* disable crtc pair power gating before programming */
2730 amdgpu_atombios_crtc_powergate(crtc, ATOM_DISABLE);
2731 amdgpu_atombios_crtc_lock(crtc, ATOM_ENABLE);
2732 dce_v10_0_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);
2735 static void dce_v10_0_crtc_commit(struct drm_crtc *crtc)
2737 dce_v10_0_crtc_dpms(crtc, DRM_MODE_DPMS_ON);
2738 amdgpu_atombios_crtc_lock(crtc, ATOM_DISABLE);
2741 static void dce_v10_0_crtc_disable(struct drm_crtc *crtc)
2743 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2744 struct drm_device *dev = crtc->dev;
2745 struct amdgpu_device *adev = dev->dev_private;
2746 struct amdgpu_atom_ss ss;
2749 dce_v10_0_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);
2750 if (crtc->primary->fb) {
2752 struct amdgpu_framebuffer *amdgpu_fb;
2753 struct amdgpu_bo *rbo;
2755 amdgpu_fb = to_amdgpu_framebuffer(crtc->primary->fb);
2756 rbo = gem_to_amdgpu_bo(amdgpu_fb->obj);
2757 r = amdgpu_bo_reserve(rbo, false);
2759 DRM_ERROR("failed to reserve rbo before unpin\n");
2761 amdgpu_bo_unpin(rbo);
2762 amdgpu_bo_unreserve(rbo);
2765 /* disable the GRPH */
2766 dce_v10_0_grph_enable(crtc, false);
2768 amdgpu_atombios_crtc_powergate(crtc, ATOM_ENABLE);
2770 for (i = 0; i < adev->mode_info.num_crtc; i++) {
2771 if (adev->mode_info.crtcs[i] &&
2772 adev->mode_info.crtcs[i]->enabled &&
2773 i != amdgpu_crtc->crtc_id &&
2774 amdgpu_crtc->pll_id == adev->mode_info.crtcs[i]->pll_id) {
2775 /* one other crtc is using this pll don't turn
2782 switch (amdgpu_crtc->pll_id) {
2786 /* disable the ppll */
2787 amdgpu_atombios_crtc_program_pll(crtc, amdgpu_crtc->crtc_id, amdgpu_crtc->pll_id,
2788 0, 0, ATOM_DISABLE, 0, 0, 0, 0, 0, false, &ss);
2794 amdgpu_crtc->pll_id = ATOM_PPLL_INVALID;
2795 amdgpu_crtc->adjusted_clock = 0;
2796 amdgpu_crtc->encoder = NULL;
2797 amdgpu_crtc->connector = NULL;
2800 static int dce_v10_0_crtc_mode_set(struct drm_crtc *crtc,
2801 struct drm_display_mode *mode,
2802 struct drm_display_mode *adjusted_mode,
2803 int x, int y, struct drm_framebuffer *old_fb)
2805 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2807 if (!amdgpu_crtc->adjusted_clock)
2810 amdgpu_atombios_crtc_set_pll(crtc, adjusted_mode);
2811 amdgpu_atombios_crtc_set_dtd_timing(crtc, adjusted_mode);
2812 dce_v10_0_crtc_do_set_base(crtc, old_fb, x, y, 0);
2813 amdgpu_atombios_crtc_overscan_setup(crtc, mode, adjusted_mode);
2814 amdgpu_atombios_crtc_scaler_setup(crtc);
2815 dce_v10_0_cursor_reset(crtc);
2816 /* update the hw version fpr dpm */
2817 amdgpu_crtc->hw_mode = *adjusted_mode;
2822 static bool dce_v10_0_crtc_mode_fixup(struct drm_crtc *crtc,
2823 const struct drm_display_mode *mode,
2824 struct drm_display_mode *adjusted_mode)
2826 struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
2827 struct drm_device *dev = crtc->dev;
2828 struct drm_encoder *encoder;
2830 /* assign the encoder to the amdgpu crtc to avoid repeated lookups later */
2831 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
2832 if (encoder->crtc == crtc) {
2833 amdgpu_crtc->encoder = encoder;
2834 amdgpu_crtc->connector = amdgpu_get_connector_for_encoder(encoder);
2838 if ((amdgpu_crtc->encoder == NULL) || (amdgpu_crtc->connector == NULL)) {
2839 amdgpu_crtc->encoder = NULL;
2840 amdgpu_crtc->connector = NULL;
2843 if (!amdgpu_crtc_scaling_mode_fixup(crtc, mode, adjusted_mode))
2845 if (amdgpu_atombios_crtc_prepare_pll(crtc, adjusted_mode))
2848 amdgpu_crtc->pll_id = dce_v10_0_pick_pll(crtc);
2849 /* if we can't get a PPLL for a non-DP encoder, fail */
2850 if ((amdgpu_crtc->pll_id == ATOM_PPLL_INVALID) &&
2851 !ENCODER_MODE_IS_DP(amdgpu_atombios_encoder_get_encoder_mode(amdgpu_crtc->encoder)))
2857 static int dce_v10_0_crtc_set_base(struct drm_crtc *crtc, int x, int y,
2858 struct drm_framebuffer *old_fb)
2860 return dce_v10_0_crtc_do_set_base(crtc, old_fb, x, y, 0);
2863 static int dce_v10_0_crtc_set_base_atomic(struct drm_crtc *crtc,
2864 struct drm_framebuffer *fb,
2865 int x, int y, enum mode_set_atomic state)
2867 return dce_v10_0_crtc_do_set_base(crtc, fb, x, y, 1);
2870 static const struct drm_crtc_helper_funcs dce_v10_0_crtc_helper_funcs = {
2871 .dpms = dce_v10_0_crtc_dpms,
2872 .mode_fixup = dce_v10_0_crtc_mode_fixup,
2873 .mode_set = dce_v10_0_crtc_mode_set,
2874 .mode_set_base = dce_v10_0_crtc_set_base,
2875 .mode_set_base_atomic = dce_v10_0_crtc_set_base_atomic,
2876 .prepare = dce_v10_0_crtc_prepare,
2877 .commit = dce_v10_0_crtc_commit,
2878 .load_lut = dce_v10_0_crtc_load_lut,
2879 .disable = dce_v10_0_crtc_disable,
2882 static int dce_v10_0_crtc_init(struct amdgpu_device *adev, int index)
2884 struct amdgpu_crtc *amdgpu_crtc;
2887 amdgpu_crtc = kzalloc(sizeof(struct amdgpu_crtc) +
2888 (AMDGPUFB_CONN_LIMIT * sizeof(struct drm_connector *)), GFP_KERNEL);
2889 if (amdgpu_crtc == NULL)
2892 drm_crtc_init(adev->ddev, &amdgpu_crtc->base, &dce_v10_0_crtc_funcs);
2894 drm_mode_crtc_set_gamma_size(&amdgpu_crtc->base, 256);
2895 amdgpu_crtc->crtc_id = index;
2896 amdgpu_crtc->pflip_queue = create_singlethread_workqueue("amdgpu-pageflip-queue");
2897 adev->mode_info.crtcs[index] = amdgpu_crtc;
2899 amdgpu_crtc->max_cursor_width = 128;
2900 amdgpu_crtc->max_cursor_height = 128;
2901 adev->ddev->mode_config.cursor_width = amdgpu_crtc->max_cursor_width;
2902 adev->ddev->mode_config.cursor_height = amdgpu_crtc->max_cursor_height;
2904 for (i = 0; i < 256; i++) {
2905 amdgpu_crtc->lut_r[i] = i << 2;
2906 amdgpu_crtc->lut_g[i] = i << 2;
2907 amdgpu_crtc->lut_b[i] = i << 2;
2910 switch (amdgpu_crtc->crtc_id) {
2913 amdgpu_crtc->crtc_offset = CRTC0_REGISTER_OFFSET;
2916 amdgpu_crtc->crtc_offset = CRTC1_REGISTER_OFFSET;
2919 amdgpu_crtc->crtc_offset = CRTC2_REGISTER_OFFSET;
2922 amdgpu_crtc->crtc_offset = CRTC3_REGISTER_OFFSET;
2925 amdgpu_crtc->crtc_offset = CRTC4_REGISTER_OFFSET;
2928 amdgpu_crtc->crtc_offset = CRTC5_REGISTER_OFFSET;
2932 amdgpu_crtc->pll_id = ATOM_PPLL_INVALID;
2933 amdgpu_crtc->adjusted_clock = 0;
2934 amdgpu_crtc->encoder = NULL;
2935 amdgpu_crtc->connector = NULL;
2936 drm_crtc_helper_add(&amdgpu_crtc->base, &dce_v10_0_crtc_helper_funcs);
2941 static int dce_v10_0_early_init(void *handle)
2943 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2945 adev->audio_endpt_rreg = &dce_v10_0_audio_endpt_rreg;
2946 adev->audio_endpt_wreg = &dce_v10_0_audio_endpt_wreg;
2948 dce_v10_0_set_display_funcs(adev);
2949 dce_v10_0_set_irq_funcs(adev);
2951 switch (adev->asic_type) {
2954 adev->mode_info.num_crtc = 6; /* XXX 7??? */
2955 adev->mode_info.num_hpd = 6;
2956 adev->mode_info.num_dig = 7;
2959 /* FIXME: not supported yet */
2966 static int dce_v10_0_sw_init(void *handle)
2969 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2971 for (i = 0; i < adev->mode_info.num_crtc; i++) {
2972 r = amdgpu_irq_add_id(adev, i + 1, &adev->crtc_irq);
2977 for (i = 8; i < 20; i += 2) {
2978 r = amdgpu_irq_add_id(adev, i, &adev->pageflip_irq);
2984 r = amdgpu_irq_add_id(adev, 42, &adev->hpd_irq);
2988 adev->mode_info.mode_config_initialized = true;
2990 adev->ddev->mode_config.funcs = &amdgpu_mode_funcs;
2992 adev->ddev->mode_config.max_width = 16384;
2993 adev->ddev->mode_config.max_height = 16384;
2995 adev->ddev->mode_config.preferred_depth = 24;
2996 adev->ddev->mode_config.prefer_shadow = 1;
2998 adev->ddev->mode_config.fb_base = adev->mc.aper_base;
3000 r = amdgpu_modeset_create_props(adev);
3004 adev->ddev->mode_config.max_width = 16384;
3005 adev->ddev->mode_config.max_height = 16384;
3007 /* allocate crtcs */
3008 for (i = 0; i < adev->mode_info.num_crtc; i++) {
3009 r = dce_v10_0_crtc_init(adev, i);
3014 if (amdgpu_atombios_get_connector_info_from_object_table(adev))
3015 amdgpu_print_display_setup(adev->ddev);
3020 dce_v10_0_afmt_init(adev);
3022 r = dce_v10_0_audio_init(adev);
3026 drm_kms_helper_poll_init(adev->ddev);
3031 static int dce_v10_0_sw_fini(void *handle)
3033 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3035 kfree(adev->mode_info.bios_hardcoded_edid);
3037 drm_kms_helper_poll_fini(adev->ddev);
3039 dce_v10_0_audio_fini(adev);
3041 dce_v10_0_afmt_fini(adev);
3043 drm_mode_config_cleanup(adev->ddev);
3044 adev->mode_info.mode_config_initialized = false;
3049 static int dce_v10_0_hw_init(void *handle)
3052 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3054 dce_v10_0_init_golden_registers(adev);
3056 /* init dig PHYs, disp eng pll */
3057 amdgpu_atombios_encoder_init_dig(adev);
3058 amdgpu_atombios_crtc_set_disp_eng_pll(adev, adev->clock.default_dispclk);
3060 /* initialize hpd */
3061 dce_v10_0_hpd_init(adev);
3063 for (i = 0; i < adev->mode_info.audio.num_pins; i++) {
3064 dce_v10_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false);
3067 dce_v10_0_pageflip_interrupt_init(adev);
3072 static int dce_v10_0_hw_fini(void *handle)
3075 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3077 dce_v10_0_hpd_fini(adev);
3079 for (i = 0; i < adev->mode_info.audio.num_pins; i++) {
3080 dce_v10_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false);
3083 dce_v10_0_pageflip_interrupt_fini(adev);
3088 static int dce_v10_0_suspend(void *handle)
3090 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3092 amdgpu_atombios_scratch_regs_save(adev);
3094 return dce_v10_0_hw_fini(handle);
3097 static int dce_v10_0_resume(void *handle)
3099 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3102 ret = dce_v10_0_hw_init(handle);
3104 amdgpu_atombios_scratch_regs_restore(adev);
3106 /* turn on the BL */
3107 if (adev->mode_info.bl_encoder) {
3108 u8 bl_level = amdgpu_display_backlight_get_level(adev,
3109 adev->mode_info.bl_encoder);
3110 amdgpu_display_backlight_set_level(adev, adev->mode_info.bl_encoder,
3117 static bool dce_v10_0_is_idle(void *handle)
3122 static int dce_v10_0_wait_for_idle(void *handle)
3127 static void dce_v10_0_print_status(void *handle)
3129 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3131 dev_info(adev->dev, "DCE 10.x registers\n");
3135 static int dce_v10_0_soft_reset(void *handle)
3137 u32 srbm_soft_reset = 0, tmp;
3138 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
3140 if (dce_v10_0_is_display_hung(adev))
3141 srbm_soft_reset |= SRBM_SOFT_RESET__SOFT_RESET_DC_MASK;
3143 if (srbm_soft_reset) {
3144 dce_v10_0_print_status((void *)adev);
3146 tmp = RREG32(mmSRBM_SOFT_RESET);
3147 tmp |= srbm_soft_reset;
3148 dev_info(adev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp);
3149 WREG32(mmSRBM_SOFT_RESET, tmp);
3150 tmp = RREG32(mmSRBM_SOFT_RESET);
3154 tmp &= ~srbm_soft_reset;
3155 WREG32(mmSRBM_SOFT_RESET, tmp);
3156 tmp = RREG32(mmSRBM_SOFT_RESET);
3158 /* Wait a little for things to settle down */
3160 dce_v10_0_print_status((void *)adev);
3165 static void dce_v10_0_set_crtc_vblank_interrupt_state(struct amdgpu_device *adev,
3167 enum amdgpu_interrupt_state state)
3169 u32 lb_interrupt_mask;
3171 if (crtc >= adev->mode_info.num_crtc) {
3172 DRM_DEBUG("invalid crtc %d\n", crtc);
3177 case AMDGPU_IRQ_STATE_DISABLE:
3178 lb_interrupt_mask = RREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc]);
3179 lb_interrupt_mask = REG_SET_FIELD(lb_interrupt_mask, LB_INTERRUPT_MASK,
3180 VBLANK_INTERRUPT_MASK, 0);
3181 WREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc], lb_interrupt_mask);
3183 case AMDGPU_IRQ_STATE_ENABLE:
3184 lb_interrupt_mask = RREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc]);
3185 lb_interrupt_mask = REG_SET_FIELD(lb_interrupt_mask, LB_INTERRUPT_MASK,
3186 VBLANK_INTERRUPT_MASK, 1);
3187 WREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc], lb_interrupt_mask);
3194 static void dce_v10_0_set_crtc_vline_interrupt_state(struct amdgpu_device *adev,
3196 enum amdgpu_interrupt_state state)
3198 u32 lb_interrupt_mask;
3200 if (crtc >= adev->mode_info.num_crtc) {
3201 DRM_DEBUG("invalid crtc %d\n", crtc);
3206 case AMDGPU_IRQ_STATE_DISABLE:
3207 lb_interrupt_mask = RREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc]);
3208 lb_interrupt_mask = REG_SET_FIELD(lb_interrupt_mask, LB_INTERRUPT_MASK,
3209 VLINE_INTERRUPT_MASK, 0);
3210 WREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc], lb_interrupt_mask);
3212 case AMDGPU_IRQ_STATE_ENABLE:
3213 lb_interrupt_mask = RREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc]);
3214 lb_interrupt_mask = REG_SET_FIELD(lb_interrupt_mask, LB_INTERRUPT_MASK,
3215 VLINE_INTERRUPT_MASK, 1);
3216 WREG32(mmLB_INTERRUPT_MASK + crtc_offsets[crtc], lb_interrupt_mask);
3223 static int dce_v10_0_set_hpd_irq_state(struct amdgpu_device *adev,
3224 struct amdgpu_irq_src *source,
3226 enum amdgpu_interrupt_state state)
3230 if (hpd >= adev->mode_info.num_hpd) {
3231 DRM_DEBUG("invalid hdp %d\n", hpd);
3236 case AMDGPU_IRQ_STATE_DISABLE:
3237 tmp = RREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd]);
3238 tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_EN, 0);
3239 WREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd], tmp);
3241 case AMDGPU_IRQ_STATE_ENABLE:
3242 tmp = RREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd]);
3243 tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_EN, 1);
3244 WREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd], tmp);
3253 static int dce_v10_0_set_crtc_irq_state(struct amdgpu_device *adev,
3254 struct amdgpu_irq_src *source,
3256 enum amdgpu_interrupt_state state)
3259 case AMDGPU_CRTC_IRQ_VBLANK1:
3260 dce_v10_0_set_crtc_vblank_interrupt_state(adev, 0, state);
3262 case AMDGPU_CRTC_IRQ_VBLANK2:
3263 dce_v10_0_set_crtc_vblank_interrupt_state(adev, 1, state);
3265 case AMDGPU_CRTC_IRQ_VBLANK3:
3266 dce_v10_0_set_crtc_vblank_interrupt_state(adev, 2, state);
3268 case AMDGPU_CRTC_IRQ_VBLANK4:
3269 dce_v10_0_set_crtc_vblank_interrupt_state(adev, 3, state);
3271 case AMDGPU_CRTC_IRQ_VBLANK5:
3272 dce_v10_0_set_crtc_vblank_interrupt_state(adev, 4, state);
3274 case AMDGPU_CRTC_IRQ_VBLANK6:
3275 dce_v10_0_set_crtc_vblank_interrupt_state(adev, 5, state);
3277 case AMDGPU_CRTC_IRQ_VLINE1:
3278 dce_v10_0_set_crtc_vline_interrupt_state(adev, 0, state);
3280 case AMDGPU_CRTC_IRQ_VLINE2:
3281 dce_v10_0_set_crtc_vline_interrupt_state(adev, 1, state);
3283 case AMDGPU_CRTC_IRQ_VLINE3:
3284 dce_v10_0_set_crtc_vline_interrupt_state(adev, 2, state);
3286 case AMDGPU_CRTC_IRQ_VLINE4:
3287 dce_v10_0_set_crtc_vline_interrupt_state(adev, 3, state);
3289 case AMDGPU_CRTC_IRQ_VLINE5:
3290 dce_v10_0_set_crtc_vline_interrupt_state(adev, 4, state);
3292 case AMDGPU_CRTC_IRQ_VLINE6:
3293 dce_v10_0_set_crtc_vline_interrupt_state(adev, 5, state);
3301 static int dce_v10_0_set_pageflip_irq_state(struct amdgpu_device *adev,
3302 struct amdgpu_irq_src *src,
3304 enum amdgpu_interrupt_state state)
3308 if (type >= adev->mode_info.num_crtc) {
3309 DRM_ERROR("invalid pageflip crtc %d\n", type);
3313 reg = RREG32(mmGRPH_INTERRUPT_CONTROL + crtc_offsets[type]);
3314 if (state == AMDGPU_IRQ_STATE_DISABLE)
3315 WREG32(mmGRPH_INTERRUPT_CONTROL + crtc_offsets[type],
3316 reg & ~GRPH_INTERRUPT_CONTROL__GRPH_PFLIP_INT_MASK_MASK);
3318 WREG32(mmGRPH_INTERRUPT_CONTROL + crtc_offsets[type],
3319 reg | GRPH_INTERRUPT_CONTROL__GRPH_PFLIP_INT_MASK_MASK);
3324 static int dce_v10_0_pageflip_irq(struct amdgpu_device *adev,
3325 struct amdgpu_irq_src *source,
3326 struct amdgpu_iv_entry *entry)
3328 unsigned long flags;
3330 struct amdgpu_crtc *amdgpu_crtc;
3331 struct amdgpu_flip_work *works;
3333 crtc_id = (entry->src_id - 8) >> 1;
3334 amdgpu_crtc = adev->mode_info.crtcs[crtc_id];
3336 if (crtc_id >= adev->mode_info.num_crtc) {
3337 DRM_ERROR("invalid pageflip crtc %d\n", crtc_id);
3341 if (RREG32(mmGRPH_INTERRUPT_STATUS + crtc_offsets[crtc_id]) &
3342 GRPH_INTERRUPT_STATUS__GRPH_PFLIP_INT_OCCURRED_MASK)
3343 WREG32(mmGRPH_INTERRUPT_STATUS + crtc_offsets[crtc_id],
3344 GRPH_INTERRUPT_STATUS__GRPH_PFLIP_INT_CLEAR_MASK);
3346 /* IRQ could occur when in initial stage */
3347 if (amdgpu_crtc == NULL)
3350 spin_lock_irqsave(&adev->ddev->event_lock, flags);
3351 works = amdgpu_crtc->pflip_works;
3352 if (amdgpu_crtc->pflip_status != AMDGPU_FLIP_SUBMITTED) {
3353 DRM_DEBUG_DRIVER("amdgpu_crtc->pflip_status = %d != "
3354 "AMDGPU_FLIP_SUBMITTED(%d)\n",
3355 amdgpu_crtc->pflip_status,
3356 AMDGPU_FLIP_SUBMITTED);
3357 spin_unlock_irqrestore(&adev->ddev->event_lock, flags);
3361 /* page flip completed. clean up */
3362 amdgpu_crtc->pflip_status = AMDGPU_FLIP_NONE;
3363 amdgpu_crtc->pflip_works = NULL;
3365 /* wakeup usersapce */
3367 drm_send_vblank_event(adev->ddev, crtc_id, works->event);
3369 spin_unlock_irqrestore(&adev->ddev->event_lock, flags);
3371 drm_vblank_put(adev->ddev, amdgpu_crtc->crtc_id);
3372 queue_work(amdgpu_crtc->pflip_queue, &works->unpin_work);
3377 static void dce_v10_0_hpd_int_ack(struct amdgpu_device *adev,
3382 if (hpd >= adev->mode_info.num_hpd) {
3383 DRM_DEBUG("invalid hdp %d\n", hpd);
3387 tmp = RREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd]);
3388 tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_ACK, 1);
3389 WREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd], tmp);
3392 static void dce_v10_0_crtc_vblank_int_ack(struct amdgpu_device *adev,
3397 if (crtc >= adev->mode_info.num_crtc) {
3398 DRM_DEBUG("invalid crtc %d\n", crtc);
3402 tmp = RREG32(mmLB_VBLANK_STATUS + crtc_offsets[crtc]);
3403 tmp = REG_SET_FIELD(tmp, LB_VBLANK_STATUS, VBLANK_ACK, 1);
3404 WREG32(mmLB_VBLANK_STATUS + crtc_offsets[crtc], tmp);
3407 static void dce_v10_0_crtc_vline_int_ack(struct amdgpu_device *adev,
3412 if (crtc >= adev->mode_info.num_crtc) {
3413 DRM_DEBUG("invalid crtc %d\n", crtc);
3417 tmp = RREG32(mmLB_VLINE_STATUS + crtc_offsets[crtc]);
3418 tmp = REG_SET_FIELD(tmp, LB_VLINE_STATUS, VLINE_ACK, 1);
3419 WREG32(mmLB_VLINE_STATUS + crtc_offsets[crtc], tmp);
3422 static int dce_v10_0_crtc_irq(struct amdgpu_device *adev,
3423 struct amdgpu_irq_src *source,
3424 struct amdgpu_iv_entry *entry)
3426 unsigned crtc = entry->src_id - 1;
3427 uint32_t disp_int = RREG32(interrupt_status_offsets[crtc].reg);
3428 unsigned irq_type = amdgpu_crtc_idx_to_irq_type(adev, crtc);
3430 switch (entry->src_data) {
3431 case 0: /* vblank */
3432 if (disp_int & interrupt_status_offsets[crtc].vblank)
3433 dce_v10_0_crtc_vblank_int_ack(adev, crtc);
3435 DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
3437 if (amdgpu_irq_enabled(adev, source, irq_type)) {
3438 drm_handle_vblank(adev->ddev, crtc);
3440 DRM_DEBUG("IH: D%d vblank\n", crtc + 1);
3444 if (disp_int & interrupt_status_offsets[crtc].vline)
3445 dce_v10_0_crtc_vline_int_ack(adev, crtc);
3447 DRM_DEBUG("IH: IH event w/o asserted irq bit?\n");
3449 DRM_DEBUG("IH: D%d vline\n", crtc + 1);
3453 DRM_DEBUG("Unhandled interrupt: %d %d\n", entry->src_id, entry->src_data);
3460 static int dce_v10_0_hpd_irq(struct amdgpu_device *adev,
3461 struct amdgpu_irq_src *source,
3462 struct amdgpu_iv_entry *entry)
3464 uint32_t disp_int, mask;
3467 if (entry->src_data >= adev->mode_info.num_hpd) {
3468 DRM_DEBUG("Unhandled interrupt: %d %d\n", entry->src_id, entry->src_data);
3472 hpd = entry->src_data;
3473 disp_int = RREG32(interrupt_status_offsets[hpd].reg);
3474 mask = interrupt_status_offsets[hpd].hpd;
3476 if (disp_int & mask) {
3477 dce_v10_0_hpd_int_ack(adev, hpd);
3478 schedule_work(&adev->hotplug_work);
3479 DRM_DEBUG("IH: HPD%d\n", hpd + 1);
3485 static int dce_v10_0_set_clockgating_state(void *handle,
3486 enum amd_clockgating_state state)
3491 static int dce_v10_0_set_powergating_state(void *handle,
3492 enum amd_powergating_state state)
3497 const struct amd_ip_funcs dce_v10_0_ip_funcs = {
3498 .early_init = dce_v10_0_early_init,
3500 .sw_init = dce_v10_0_sw_init,
3501 .sw_fini = dce_v10_0_sw_fini,
3502 .hw_init = dce_v10_0_hw_init,
3503 .hw_fini = dce_v10_0_hw_fini,
3504 .suspend = dce_v10_0_suspend,
3505 .resume = dce_v10_0_resume,
3506 .is_idle = dce_v10_0_is_idle,
3507 .wait_for_idle = dce_v10_0_wait_for_idle,
3508 .soft_reset = dce_v10_0_soft_reset,
3509 .print_status = dce_v10_0_print_status,
3510 .set_clockgating_state = dce_v10_0_set_clockgating_state,
3511 .set_powergating_state = dce_v10_0_set_powergating_state,
3515 dce_v10_0_encoder_mode_set(struct drm_encoder *encoder,
3516 struct drm_display_mode *mode,
3517 struct drm_display_mode *adjusted_mode)
3519 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
3521 amdgpu_encoder->pixel_clock = adjusted_mode->clock;
3523 /* need to call this here rather than in prepare() since we need some crtc info */
3524 amdgpu_atombios_encoder_dpms(encoder, DRM_MODE_DPMS_OFF);
3526 /* set scaler clears this on some chips */
3527 dce_v10_0_set_interleave(encoder->crtc, mode);
3529 if (amdgpu_atombios_encoder_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_HDMI) {
3530 dce_v10_0_afmt_enable(encoder, true);
3531 dce_v10_0_afmt_setmode(encoder, adjusted_mode);
3535 static void dce_v10_0_encoder_prepare(struct drm_encoder *encoder)
3537 struct amdgpu_device *adev = encoder->dev->dev_private;
3538 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
3539 struct drm_connector *connector = amdgpu_get_connector_for_encoder(encoder);
3541 if ((amdgpu_encoder->active_device &
3542 (ATOM_DEVICE_DFP_SUPPORT | ATOM_DEVICE_LCD_SUPPORT)) ||
3543 (amdgpu_encoder_get_dp_bridge_encoder_id(encoder) !=
3544 ENCODER_OBJECT_ID_NONE)) {
3545 struct amdgpu_encoder_atom_dig *dig = amdgpu_encoder->enc_priv;
3547 dig->dig_encoder = dce_v10_0_pick_dig_encoder(encoder);
3548 if (amdgpu_encoder->active_device & ATOM_DEVICE_DFP_SUPPORT)
3549 dig->afmt = adev->mode_info.afmt[dig->dig_encoder];
3553 amdgpu_atombios_scratch_regs_lock(adev, true);
3556 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
3558 /* select the clock/data port if it uses a router */
3559 if (amdgpu_connector->router.cd_valid)
3560 amdgpu_i2c_router_select_cd_port(amdgpu_connector);
3562 /* turn eDP panel on for mode set */
3563 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP)
3564 amdgpu_atombios_encoder_set_edp_panel_power(connector,
3565 ATOM_TRANSMITTER_ACTION_POWER_ON);
3568 /* this is needed for the pll/ss setup to work correctly in some cases */
3569 amdgpu_atombios_encoder_set_crtc_source(encoder);
3570 /* set up the FMT blocks */
3571 dce_v10_0_program_fmt(encoder);
3574 static void dce_v10_0_encoder_commit(struct drm_encoder *encoder)
3576 struct drm_device *dev = encoder->dev;
3577 struct amdgpu_device *adev = dev->dev_private;
3579 /* need to call this here as we need the crtc set up */
3580 amdgpu_atombios_encoder_dpms(encoder, DRM_MODE_DPMS_ON);
3581 amdgpu_atombios_scratch_regs_lock(adev, false);
3584 static void dce_v10_0_encoder_disable(struct drm_encoder *encoder)
3586 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
3587 struct amdgpu_encoder_atom_dig *dig;
3589 amdgpu_atombios_encoder_dpms(encoder, DRM_MODE_DPMS_OFF);
3591 if (amdgpu_atombios_encoder_is_digital(encoder)) {
3592 if (amdgpu_atombios_encoder_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_HDMI)
3593 dce_v10_0_afmt_enable(encoder, false);
3594 dig = amdgpu_encoder->enc_priv;
3595 dig->dig_encoder = -1;
3597 amdgpu_encoder->active_device = 0;
3600 /* these are handled by the primary encoders */
3601 static void dce_v10_0_ext_prepare(struct drm_encoder *encoder)
3606 static void dce_v10_0_ext_commit(struct drm_encoder *encoder)
3612 dce_v10_0_ext_mode_set(struct drm_encoder *encoder,
3613 struct drm_display_mode *mode,
3614 struct drm_display_mode *adjusted_mode)
3619 static void dce_v10_0_ext_disable(struct drm_encoder *encoder)
3625 dce_v10_0_ext_dpms(struct drm_encoder *encoder, int mode)
3630 static bool dce_v10_0_ext_mode_fixup(struct drm_encoder *encoder,
3631 const struct drm_display_mode *mode,
3632 struct drm_display_mode *adjusted_mode)
3637 static const struct drm_encoder_helper_funcs dce_v10_0_ext_helper_funcs = {
3638 .dpms = dce_v10_0_ext_dpms,
3639 .mode_fixup = dce_v10_0_ext_mode_fixup,
3640 .prepare = dce_v10_0_ext_prepare,
3641 .mode_set = dce_v10_0_ext_mode_set,
3642 .commit = dce_v10_0_ext_commit,
3643 .disable = dce_v10_0_ext_disable,
3644 /* no detect for TMDS/LVDS yet */
3647 static const struct drm_encoder_helper_funcs dce_v10_0_dig_helper_funcs = {
3648 .dpms = amdgpu_atombios_encoder_dpms,
3649 .mode_fixup = amdgpu_atombios_encoder_mode_fixup,
3650 .prepare = dce_v10_0_encoder_prepare,
3651 .mode_set = dce_v10_0_encoder_mode_set,
3652 .commit = dce_v10_0_encoder_commit,
3653 .disable = dce_v10_0_encoder_disable,
3654 .detect = amdgpu_atombios_encoder_dig_detect,
3657 static const struct drm_encoder_helper_funcs dce_v10_0_dac_helper_funcs = {
3658 .dpms = amdgpu_atombios_encoder_dpms,
3659 .mode_fixup = amdgpu_atombios_encoder_mode_fixup,
3660 .prepare = dce_v10_0_encoder_prepare,
3661 .mode_set = dce_v10_0_encoder_mode_set,
3662 .commit = dce_v10_0_encoder_commit,
3663 .detect = amdgpu_atombios_encoder_dac_detect,
3666 static void dce_v10_0_encoder_destroy(struct drm_encoder *encoder)
3668 struct amdgpu_encoder *amdgpu_encoder = to_amdgpu_encoder(encoder);
3669 if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
3670 amdgpu_atombios_encoder_fini_backlight(amdgpu_encoder);
3671 kfree(amdgpu_encoder->enc_priv);
3672 drm_encoder_cleanup(encoder);
3673 kfree(amdgpu_encoder);
3676 static const struct drm_encoder_funcs dce_v10_0_encoder_funcs = {
3677 .destroy = dce_v10_0_encoder_destroy,
3680 static void dce_v10_0_encoder_add(struct amdgpu_device *adev,
3681 uint32_t encoder_enum,
3682 uint32_t supported_device,
3685 struct drm_device *dev = adev->ddev;
3686 struct drm_encoder *encoder;
3687 struct amdgpu_encoder *amdgpu_encoder;
3689 /* see if we already added it */
3690 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
3691 amdgpu_encoder = to_amdgpu_encoder(encoder);
3692 if (amdgpu_encoder->encoder_enum == encoder_enum) {
3693 amdgpu_encoder->devices |= supported_device;
3700 amdgpu_encoder = kzalloc(sizeof(struct amdgpu_encoder), GFP_KERNEL);
3701 if (!amdgpu_encoder)
3704 encoder = &amdgpu_encoder->base;
3705 switch (adev->mode_info.num_crtc) {
3707 encoder->possible_crtcs = 0x1;
3711 encoder->possible_crtcs = 0x3;
3714 encoder->possible_crtcs = 0xf;
3717 encoder->possible_crtcs = 0x3f;
3721 amdgpu_encoder->enc_priv = NULL;
3723 amdgpu_encoder->encoder_enum = encoder_enum;
3724 amdgpu_encoder->encoder_id = (encoder_enum & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT;
3725 amdgpu_encoder->devices = supported_device;
3726 amdgpu_encoder->rmx_type = RMX_OFF;
3727 amdgpu_encoder->underscan_type = UNDERSCAN_OFF;
3728 amdgpu_encoder->is_ext_encoder = false;
3729 amdgpu_encoder->caps = caps;
3731 switch (amdgpu_encoder->encoder_id) {
3732 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
3733 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
3734 drm_encoder_init(dev, encoder, &dce_v10_0_encoder_funcs,
3735 DRM_MODE_ENCODER_DAC, NULL);
3736 drm_encoder_helper_add(encoder, &dce_v10_0_dac_helper_funcs);
3738 case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
3739 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
3740 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
3741 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
3742 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY3:
3743 if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
3744 amdgpu_encoder->rmx_type = RMX_FULL;
3745 drm_encoder_init(dev, encoder, &dce_v10_0_encoder_funcs,
3746 DRM_MODE_ENCODER_LVDS, NULL);
3747 amdgpu_encoder->enc_priv = amdgpu_atombios_encoder_get_lcd_info(amdgpu_encoder);
3748 } else if (amdgpu_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT)) {
3749 drm_encoder_init(dev, encoder, &dce_v10_0_encoder_funcs,
3750 DRM_MODE_ENCODER_DAC, NULL);
3751 amdgpu_encoder->enc_priv = amdgpu_atombios_encoder_get_dig_info(amdgpu_encoder);
3753 drm_encoder_init(dev, encoder, &dce_v10_0_encoder_funcs,
3754 DRM_MODE_ENCODER_TMDS, NULL);
3755 amdgpu_encoder->enc_priv = amdgpu_atombios_encoder_get_dig_info(amdgpu_encoder);
3757 drm_encoder_helper_add(encoder, &dce_v10_0_dig_helper_funcs);
3759 case ENCODER_OBJECT_ID_SI170B:
3760 case ENCODER_OBJECT_ID_CH7303:
3761 case ENCODER_OBJECT_ID_EXTERNAL_SDVOA:
3762 case ENCODER_OBJECT_ID_EXTERNAL_SDVOB:
3763 case ENCODER_OBJECT_ID_TITFP513:
3764 case ENCODER_OBJECT_ID_VT1623:
3765 case ENCODER_OBJECT_ID_HDMI_SI1930:
3766 case ENCODER_OBJECT_ID_TRAVIS:
3767 case ENCODER_OBJECT_ID_NUTMEG:
3768 /* these are handled by the primary encoders */
3769 amdgpu_encoder->is_ext_encoder = true;
3770 if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
3771 drm_encoder_init(dev, encoder, &dce_v10_0_encoder_funcs,
3772 DRM_MODE_ENCODER_LVDS, NULL);
3773 else if (amdgpu_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT))
3774 drm_encoder_init(dev, encoder, &dce_v10_0_encoder_funcs,
3775 DRM_MODE_ENCODER_DAC, NULL);
3777 drm_encoder_init(dev, encoder, &dce_v10_0_encoder_funcs,
3778 DRM_MODE_ENCODER_TMDS, NULL);
3779 drm_encoder_helper_add(encoder, &dce_v10_0_ext_helper_funcs);
3784 static const struct amdgpu_display_funcs dce_v10_0_display_funcs = {
3785 .set_vga_render_state = &dce_v10_0_set_vga_render_state,
3786 .bandwidth_update = &dce_v10_0_bandwidth_update,
3787 .vblank_get_counter = &dce_v10_0_vblank_get_counter,
3788 .vblank_wait = &dce_v10_0_vblank_wait,
3789 .is_display_hung = &dce_v10_0_is_display_hung,
3790 .backlight_set_level = &amdgpu_atombios_encoder_set_backlight_level,
3791 .backlight_get_level = &amdgpu_atombios_encoder_get_backlight_level,
3792 .hpd_sense = &dce_v10_0_hpd_sense,
3793 .hpd_set_polarity = &dce_v10_0_hpd_set_polarity,
3794 .hpd_get_gpio_reg = &dce_v10_0_hpd_get_gpio_reg,
3795 .page_flip = &dce_v10_0_page_flip,
3796 .page_flip_get_scanoutpos = &dce_v10_0_crtc_get_scanoutpos,
3797 .add_encoder = &dce_v10_0_encoder_add,
3798 .add_connector = &amdgpu_connector_add,
3799 .stop_mc_access = &dce_v10_0_stop_mc_access,
3800 .resume_mc_access = &dce_v10_0_resume_mc_access,
3803 static void dce_v10_0_set_display_funcs(struct amdgpu_device *adev)
3805 if (adev->mode_info.funcs == NULL)
3806 adev->mode_info.funcs = &dce_v10_0_display_funcs;
3809 static const struct amdgpu_irq_src_funcs dce_v10_0_crtc_irq_funcs = {
3810 .set = dce_v10_0_set_crtc_irq_state,
3811 .process = dce_v10_0_crtc_irq,
3814 static const struct amdgpu_irq_src_funcs dce_v10_0_pageflip_irq_funcs = {
3815 .set = dce_v10_0_set_pageflip_irq_state,
3816 .process = dce_v10_0_pageflip_irq,
3819 static const struct amdgpu_irq_src_funcs dce_v10_0_hpd_irq_funcs = {
3820 .set = dce_v10_0_set_hpd_irq_state,
3821 .process = dce_v10_0_hpd_irq,
3824 static void dce_v10_0_set_irq_funcs(struct amdgpu_device *adev)
3826 adev->crtc_irq.num_types = AMDGPU_CRTC_IRQ_LAST;
3827 adev->crtc_irq.funcs = &dce_v10_0_crtc_irq_funcs;
3829 adev->pageflip_irq.num_types = AMDGPU_PAGEFLIP_IRQ_LAST;
3830 adev->pageflip_irq.funcs = &dce_v10_0_pageflip_irq_funcs;
3832 adev->hpd_irq.num_types = AMDGPU_HPD_LAST;
3833 adev->hpd_irq.funcs = &dce_v10_0_hpd_irq_funcs;