diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/dce_v11_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/dce_v11_0.c | 35 |
1 files changed, 20 insertions, 15 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c index 5af3721851d6..8e67249d4367 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c @@ -211,9 +211,9 @@ static bool dce_v11_0_is_counter_moving(struct amdgpu_device *adev, int crtc) */ static void dce_v11_0_vblank_wait(struct amdgpu_device *adev, int crtc) { - unsigned i = 0; + unsigned i = 100; - if (crtc >= adev->mode_info.num_crtc) + if (crtc < 0 || crtc >= adev->mode_info.num_crtc) return; if (!(RREG32(mmCRTC_CONTROL + crtc_offsets[crtc]) & CRTC_CONTROL__CRTC_MASTER_EN_MASK)) @@ -223,14 +223,16 @@ static void dce_v11_0_vblank_wait(struct amdgpu_device *adev, int crtc) * wait for another frame. */ while (dce_v11_0_is_in_vblank(adev, crtc)) { - if (i++ % 100 == 0) { + if (i++ == 100) { + i = 0; if (!dce_v11_0_is_counter_moving(adev, crtc)) break; } } while (!dce_v11_0_is_in_vblank(adev, crtc)) { - if (i++ % 100 == 0) { + if (i++ == 100) { + i = 0; if (!dce_v11_0_is_counter_moving(adev, crtc)) break; } @@ -239,7 +241,7 @@ static void dce_v11_0_vblank_wait(struct amdgpu_device *adev, int crtc) static u32 dce_v11_0_vblank_get_counter(struct amdgpu_device *adev, int crtc) { - if (crtc >= adev->mode_info.num_crtc) + if (crtc < 0 || crtc >= adev->mode_info.num_crtc) return 0; else return RREG32(mmCRTC_STATUS_FRAME_COUNT + crtc_offsets[crtc]); @@ -1238,7 +1240,7 @@ static void dce_v11_0_program_watermarks(struct amdgpu_device *adev, u32 pixel_period; u32 line_time = 0; u32 latency_watermark_a = 0, latency_watermark_b = 0; - u32 tmp, wm_mask; + u32 tmp, wm_mask, lb_vblank_lead_lines = 0; if (amdgpu_crtc->base.enabled && num_heads && mode) { pixel_period = 1000000 / (u32)mode->clock; @@ -1321,6 +1323,7 @@ static void dce_v11_0_program_watermarks(struct amdgpu_device *adev, (adev->mode_info.disp_priority == 2)) { DRM_DEBUG_KMS("force priority to high\n"); } + lb_vblank_lead_lines = DIV_ROUND_UP(lb_size, mode->crtc_hdisplay); } /* select wm A */ @@ -1345,6 +1348,8 @@ static void dce_v11_0_program_watermarks(struct amdgpu_device *adev, amdgpu_crtc->line_time = line_time; amdgpu_crtc->wm_high = latency_watermark_a; amdgpu_crtc->wm_low = latency_watermark_b; + /* Save number of lines the linebuffer leads before the scanout */ + amdgpu_crtc->lb_vblank_lead_lines = lb_vblank_lead_lines; } /** @@ -3381,7 +3386,7 @@ static void dce_v11_0_crtc_vblank_int_ack(struct amdgpu_device *adev, { u32 tmp; - if (crtc >= adev->mode_info.num_crtc) { + if (crtc < 0 || crtc >= adev->mode_info.num_crtc) { DRM_DEBUG("invalid crtc %d\n", crtc); return; } @@ -3396,7 +3401,7 @@ static void dce_v11_0_crtc_vline_int_ack(struct amdgpu_device *adev, { u32 tmp; - if (crtc >= adev->mode_info.num_crtc) { + if (crtc < 0 || crtc >= adev->mode_info.num_crtc) { DRM_DEBUG("invalid crtc %d\n", crtc); return; } @@ -3719,7 +3724,7 @@ static void dce_v11_0_encoder_add(struct amdgpu_device *adev, case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1: case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2: drm_encoder_init(dev, encoder, &dce_v11_0_encoder_funcs, - DRM_MODE_ENCODER_DAC); + DRM_MODE_ENCODER_DAC, NULL); drm_encoder_helper_add(encoder, &dce_v11_0_dac_helper_funcs); break; case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1: @@ -3730,15 +3735,15 @@ static void dce_v11_0_encoder_add(struct amdgpu_device *adev, if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) { amdgpu_encoder->rmx_type = RMX_FULL; drm_encoder_init(dev, encoder, &dce_v11_0_encoder_funcs, - DRM_MODE_ENCODER_LVDS); + DRM_MODE_ENCODER_LVDS, NULL); amdgpu_encoder->enc_priv = amdgpu_atombios_encoder_get_lcd_info(amdgpu_encoder); } else if (amdgpu_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT)) { drm_encoder_init(dev, encoder, &dce_v11_0_encoder_funcs, - DRM_MODE_ENCODER_DAC); + DRM_MODE_ENCODER_DAC, NULL); amdgpu_encoder->enc_priv = amdgpu_atombios_encoder_get_dig_info(amdgpu_encoder); } else { drm_encoder_init(dev, encoder, &dce_v11_0_encoder_funcs, - DRM_MODE_ENCODER_TMDS); + DRM_MODE_ENCODER_TMDS, NULL); amdgpu_encoder->enc_priv = amdgpu_atombios_encoder_get_dig_info(amdgpu_encoder); } drm_encoder_helper_add(encoder, &dce_v11_0_dig_helper_funcs); @@ -3756,13 +3761,13 @@ static void dce_v11_0_encoder_add(struct amdgpu_device *adev, amdgpu_encoder->is_ext_encoder = true; if (amdgpu_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) drm_encoder_init(dev, encoder, &dce_v11_0_encoder_funcs, - DRM_MODE_ENCODER_LVDS); + DRM_MODE_ENCODER_LVDS, NULL); else if (amdgpu_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT)) drm_encoder_init(dev, encoder, &dce_v11_0_encoder_funcs, - DRM_MODE_ENCODER_DAC); + DRM_MODE_ENCODER_DAC, NULL); else drm_encoder_init(dev, encoder, &dce_v11_0_encoder_funcs, - DRM_MODE_ENCODER_TMDS); + DRM_MODE_ENCODER_TMDS, NULL); drm_encoder_helper_add(encoder, &dce_v11_0_ext_helper_funcs); break; } |