May fix display issues with non-HDMI displays.
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
Cc: stable at vger.kernel.org
---
drivers/gpu/drm/radeon/atombios_crtc.c | 48 ++++++++++++++++++----------------
1 file changed, 26 insertions(+), 22 deletions(-)
diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c
b/drivers/gpu/drm/radeon/atombios_crtc.c
index fb187c7..c96d1d5 100644
--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -864,14 +864,16 @@ static void atombios_crtc_program_pll(struct drm_crtc
*crtc,
args.v5.ucMiscInfo = 0; /* HDMI depth, etc. */
if (ss_enabled && (ss->type & ATOM_EXTERNAL_SS_MASK))
args.v5.ucMiscInfo |=
PIXEL_CLOCK_V5_MISC_REF_DIV_SRC;
- switch (bpc) {
- case 8:
- default:
- args.v5.ucMiscInfo |=
PIXEL_CLOCK_V5_MISC_HDMI_24BPP;
- break;
- case 10:
- args.v5.ucMiscInfo |=
PIXEL_CLOCK_V5_MISC_HDMI_30BPP;
- break;
+ if (encoder_mode == ATOM_ENCODER_MODE_HDMI) {
+ switch (bpc) {
+ case 8:
+ default:
+ args.v5.ucMiscInfo |=
PIXEL_CLOCK_V5_MISC_HDMI_24BPP;
+ break;
+ case 10:
+ args.v5.ucMiscInfo |=
PIXEL_CLOCK_V5_MISC_HDMI_30BPP;
+ break;
+ }
}
args.v5.ucTransmitterID = encoder_id;
args.v5.ucEncoderMode = encoder_mode;
@@ -886,20 +888,22 @@ static void atombios_crtc_program_pll(struct drm_crtc
*crtc,
args.v6.ucMiscInfo = 0; /* HDMI depth, etc. */
if (ss_enabled && (ss->type & ATOM_EXTERNAL_SS_MASK))
args.v6.ucMiscInfo |=
PIXEL_CLOCK_V6_MISC_REF_DIV_SRC;
- switch (bpc) {
- case 8:
- default:
- args.v6.ucMiscInfo |=
PIXEL_CLOCK_V6_MISC_HDMI_24BPP;
- break;
- case 10:
- args.v6.ucMiscInfo |=
PIXEL_CLOCK_V6_MISC_HDMI_30BPP;
- break;
- case 12:
- args.v6.ucMiscInfo |=
PIXEL_CLOCK_V6_MISC_HDMI_36BPP;
- break;
- case 16:
- args.v6.ucMiscInfo |=
PIXEL_CLOCK_V6_MISC_HDMI_48BPP;
- break;
+ if (encoder_mode == ATOM_ENCODER_MODE_HDMI) {
+ switch (bpc) {
+ case 8:
+ default:
+ args.v6.ucMiscInfo |=
PIXEL_CLOCK_V6_MISC_HDMI_24BPP;
+ break;
+ case 10:
+ args.v6.ucMiscInfo |=
PIXEL_CLOCK_V6_MISC_HDMI_30BPP;
+ break;
+ case 12:
+ args.v6.ucMiscInfo |=
PIXEL_CLOCK_V6_MISC_HDMI_36BPP;
+ break;
+ case 16:
+ args.v6.ucMiscInfo |=
PIXEL_CLOCK_V6_MISC_HDMI_48BPP;
+ break;
+ }
}
args.v6.ucTransmitterID = encoder_id;
args.v6.ucEncoderMode = encoder_mode;
--
1.8.3.1
