diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_legacy_encoders.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_legacy_encoders.c | 33 |
1 files changed, 20 insertions, 13 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c index 5a13b3eeef19..bad77f40a9da 100644 --- a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c +++ b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c @@ -928,16 +928,14 @@ static void radeon_legacy_tv_dac_mode_set(struct drm_encoder *encoder, if (ASIC_IS_R300(rdev)) { gpiopad_a = RREG32(RADEON_GPIOPAD_A) | 1; disp_output_cntl = RREG32(RADEON_DISP_OUTPUT_CNTL); - } - - if (rdev->family == CHIP_R200 || ASIC_IS_R300(rdev)) - disp_tv_out_cntl = RREG32(RADEON_DISP_TV_OUT_CNTL); - else + } else if (rdev->family != CHIP_R200) disp_hw_debug = RREG32(RADEON_DISP_HW_DEBUG); - - if (rdev->family == CHIP_R200) + else if (rdev->family == CHIP_R200) fp2_gen_cntl = RREG32(RADEON_FP2_GEN_CNTL); + if (rdev->family >= CHIP_R200) + disp_tv_out_cntl = RREG32(RADEON_DISP_TV_OUT_CNTL); + if (is_tv) { uint32_t dac_cntl; @@ -1002,15 +1000,13 @@ static void radeon_legacy_tv_dac_mode_set(struct drm_encoder *encoder, if (ASIC_IS_R300(rdev)) { WREG32_P(RADEON_GPIOPAD_A, gpiopad_a, ~1); WREG32(RADEON_DISP_OUTPUT_CNTL, disp_output_cntl); - } + } else if (rdev->family != CHIP_R200) + WREG32(RADEON_DISP_HW_DEBUG, disp_hw_debug); + else if (rdev->family == CHIP_R200) + WREG32(RADEON_FP2_GEN_CNTL, fp2_gen_cntl); if (rdev->family >= CHIP_R200) WREG32(RADEON_DISP_TV_OUT_CNTL, disp_tv_out_cntl); - else - WREG32(RADEON_DISP_HW_DEBUG, disp_hw_debug); - - if (rdev->family == CHIP_R200) - WREG32(RADEON_FP2_GEN_CNTL, fp2_gen_cntl); if (is_tv) radeon_legacy_tv_mode_set(encoder, mode, adjusted_mode); @@ -1168,6 +1164,17 @@ static enum drm_connector_status radeon_legacy_tv_dac_detect(struct drm_encoder struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); struct radeon_encoder_tv_dac *tv_dac = radeon_encoder->enc_priv; bool color = true; + struct drm_crtc *crtc; + + /* find out if crtc2 is in use or if this encoder is using it */ + list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { + struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); + if ((radeon_crtc->crtc_id == 1) && crtc->enabled) { + if (encoder->crtc != crtc) { + return connector_status_disconnected; + } + } + } if (connector->connector_type == DRM_MODE_CONNECTOR_SVIDEO || connector->connector_type == DRM_MODE_CONNECTOR_Composite || |