diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/dce_v8_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/dce_v8_0.c | 77 |
1 files changed, 0 insertions, 77 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c index 8e530a01ae83..647a48f03574 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c @@ -419,81 +419,6 @@ static bool dce_v8_0_is_display_hung(struct amdgpu_device *adev) return true; } -static void dce_v8_0_stop_mc_access(struct amdgpu_device *adev, - struct amdgpu_mode_mc_save *save) -{ - u32 crtc_enabled, tmp; - int i; - - save->vga_render_control = RREG32(mmVGA_RENDER_CONTROL); - save->vga_hdp_control = RREG32(mmVGA_HDP_CONTROL); - - /* disable VGA render */ - tmp = RREG32(mmVGA_RENDER_CONTROL); - tmp = REG_SET_FIELD(tmp, VGA_RENDER_CONTROL, VGA_VSTATUS_CNTL, 0); - WREG32(mmVGA_RENDER_CONTROL, tmp); - - /* blank the display controllers */ - for (i = 0; i < adev->mode_info.num_crtc; i++) { - crtc_enabled = REG_GET_FIELD(RREG32(mmCRTC_CONTROL + crtc_offsets[i]), - CRTC_CONTROL, CRTC_MASTER_EN); - if (crtc_enabled) { -#if 1 - save->crtc_enabled[i] = true; - tmp = RREG32(mmCRTC_BLANK_CONTROL + crtc_offsets[i]); - if (REG_GET_FIELD(tmp, CRTC_BLANK_CONTROL, CRTC_BLANK_DATA_EN) == 0) { - /*it is correct only for RGB ; black is 0*/ - WREG32(mmCRTC_BLANK_DATA_COLOR + crtc_offsets[i], 0); - tmp = REG_SET_FIELD(tmp, CRTC_BLANK_CONTROL, CRTC_BLANK_DATA_EN, 1); - WREG32(mmCRTC_BLANK_CONTROL + crtc_offsets[i], tmp); - } - mdelay(20); -#else - /* XXX this is a hack to avoid strange behavior with EFI on certain systems */ - WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 1); - tmp = RREG32(mmCRTC_CONTROL + crtc_offsets[i]); - tmp = REG_SET_FIELD(tmp, CRTC_CONTROL, CRTC_MASTER_EN, 0); - WREG32(mmCRTC_CONTROL + crtc_offsets[i], tmp); - WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 0); - save->crtc_enabled[i] = false; - /* ***** */ -#endif - } else { - save->crtc_enabled[i] = false; - } - } -} - -static void dce_v8_0_resume_mc_access(struct amdgpu_device *adev, - struct amdgpu_mode_mc_save *save) -{ - u32 tmp; - int i; - - /* update crtc base addresses */ - for (i = 0; i < adev->mode_info.num_crtc; i++) { - WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS_HIGH + crtc_offsets[i], - upper_32_bits(adev->mc.vram_start)); - WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS + crtc_offsets[i], - (u32)adev->mc.vram_start); - - if (save->crtc_enabled[i]) { - tmp = RREG32(mmCRTC_BLANK_CONTROL + crtc_offsets[i]); - tmp = REG_SET_FIELD(tmp, CRTC_BLANK_CONTROL, CRTC_BLANK_DATA_EN, 0); - WREG32(mmCRTC_BLANK_CONTROL + crtc_offsets[i], tmp); - } - mdelay(20); - } - - WREG32(mmVGA_MEMORY_BASE_ADDRESS_HIGH, upper_32_bits(adev->mc.vram_start)); - WREG32(mmVGA_MEMORY_BASE_ADDRESS, lower_32_bits(adev->mc.vram_start)); - - /* Unlock vga access */ - WREG32(mmVGA_HDP_CONTROL, save->vga_hdp_control); - mdelay(1); - WREG32(mmVGA_RENDER_CONTROL, save->vga_render_control); -} - static void dce_v8_0_set_vga_render_state(struct amdgpu_device *adev, bool render) { @@ -3588,8 +3513,6 @@ static const struct amdgpu_display_funcs dce_v8_0_display_funcs = { .page_flip_get_scanoutpos = &dce_v8_0_crtc_get_scanoutpos, .add_encoder = &dce_v8_0_encoder_add, .add_connector = &amdgpu_connector_add, - .stop_mc_access = &dce_v8_0_stop_mc_access, - .resume_mc_access = &dce_v8_0_resume_mc_access, }; static void dce_v8_0_set_display_funcs(struct amdgpu_device *adev) |