diff options
| author | Rafał Miłecki <zajec5@gmail.com> | 2013-04-18 13:23:12 (GMT) |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2013-04-22 14:39:12 (GMT) |
| commit | d3418eacad403033e95e49dc14afa37c2112c134 (patch) | |
| tree | 58781b82934fbbe63a1ed262c47abebdd08c54dd /drivers/gpu/drm/radeon | |
| parent | d5169fc4ccfecbfdf3b882be0d2cdf8b057b2eae (diff) | |
| download | linux-d3418eacad403033e95e49dc14afa37c2112c134.tar.xz | |
drm/radeon/evergreen: setup HDMI before enabling it
Closed source driver fglrx seems to enable infoframes and audio packets
at the end, which makes sense, do the same.
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon')
| -rw-r--r-- | drivers/gpu/drm/radeon/evergreen_hdmi.c | 15 | ||||
| -rw-r--r-- | drivers/gpu/drm/radeon/evergreend.h | 1 |
2 files changed, 12 insertions, 4 deletions
diff --git a/drivers/gpu/drm/radeon/evergreen_hdmi.c b/drivers/gpu/drm/radeon/evergreen_hdmi.c index 4fdecc2..0879355 100644 --- a/drivers/gpu/drm/radeon/evergreen_hdmi.c +++ b/drivers/gpu/drm/radeon/evergreen_hdmi.c @@ -116,7 +116,6 @@ void evergreen_hdmi_setmode(struct drm_encoder *encoder, struct drm_display_mode HDMI_AUDIO_PACKETS_PER_LINE(3)); /* should be suffient for all audio modes and small enough for all hblanks */ WREG32(AFMT_AUDIO_PACKET_CONTROL + offset, - AFMT_AUDIO_SAMPLE_SEND | /* send audio packets */ AFMT_60958_CS_UPDATE); /* allow 60958 channel status fields to be updated */ WREG32(HDMI_ACR_PACKET_CONTROL + offset, @@ -129,8 +128,6 @@ void evergreen_hdmi_setmode(struct drm_encoder *encoder, struct drm_display_mode HDMI_GC_CONT); /* send general control packets every frame */ WREG32(HDMI_INFOFRAME_CONTROL0 + offset, - HDMI_AVI_INFO_SEND | /* enable AVI info frames */ - HDMI_AVI_INFO_CONT | /* send AVI info frames every frame/field */ HDMI_AUDIO_INFO_SEND | /* enable audio info frames (frames won't be set until audio is enabled) */ HDMI_AUDIO_INFO_CONT); /* required for audio info values to be updated */ @@ -138,7 +135,6 @@ void evergreen_hdmi_setmode(struct drm_encoder *encoder, struct drm_display_mode AFMT_AUDIO_INFO_UPDATE); /* required for audio info values to be updated */ WREG32(HDMI_INFOFRAME_CONTROL1 + offset, - HDMI_AVI_INFO_LINE(2) | /* anything other than 0 */ HDMI_AUDIO_INFO_LINE(2)); /* anything other than 0 */ WREG32(HDMI_GC + offset, 0); /* unset HDMI_GC_AVMUTE */ @@ -158,6 +154,17 @@ void evergreen_hdmi_setmode(struct drm_encoder *encoder, struct drm_display_mode evergreen_hdmi_update_avi_infoframe(encoder, buffer, sizeof(buffer)); evergreen_hdmi_update_ACR(encoder, mode->clock); + WREG32_OR(HDMI_INFOFRAME_CONTROL0 + offset, + HDMI_AVI_INFO_SEND | /* enable AVI info frames */ + HDMI_AVI_INFO_CONT); /* required for audio info values to be updated */ + + WREG32_P(HDMI_INFOFRAME_CONTROL1 + offset, + HDMI_AVI_INFO_LINE(2), /* anything other than 0 */ + ~HDMI_AVI_INFO_LINE_MASK); + + WREG32_OR(AFMT_AUDIO_PACKET_CONTROL + offset, + AFMT_AUDIO_SAMPLE_SEND); /* send audio packets */ + /* it's unknown what these bits do excatly, but it's indeed quite useful for debugging */ WREG32(AFMT_RAMP_CONTROL0 + offset, 0x00FFFFFF); WREG32(AFMT_RAMP_CONTROL1 + offset, 0x007FFFFF); diff --git a/drivers/gpu/drm/radeon/evergreend.h b/drivers/gpu/drm/radeon/evergreend.h index eabf92a..d9a0054 100644 --- a/drivers/gpu/drm/radeon/evergreend.h +++ b/drivers/gpu/drm/radeon/evergreend.h @@ -234,6 +234,7 @@ # define HDMI_MPEG_INFO_CONT (1 << 9) #define HDMI_INFOFRAME_CONTROL1 0x7048 # define HDMI_AVI_INFO_LINE(x) (((x) & 0x3f) << 0) +# define HDMI_AVI_INFO_LINE_MASK (0x3f << 0) # define HDMI_AUDIO_INFO_LINE(x) (((x) & 0x3f) << 8) # define HDMI_MPEG_INFO_LINE(x) (((x) & 0x3f) << 16) #define HDMI_GENERIC_PACKET_CONTROL 0x704c |