drm/radeon: fix speaker allocation setup

If the sad_count is 0, set the hw to stereo and change
the error message to a warn.  A lot of monitors don't
set the speaker allocation block.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org

diff --git a/drivers/gpu/drm/radeon/dce3_1_afmt.c b/drivers/gpu/drm/radeon/dce3_1_afmt.c
index 6b1dbec..2fe8cfc 100644 (file)
--- a/drivers/gpu/drm/radeon/dce3_1_afmt.c
+++ b/drivers/gpu/drm/radeon/dce3_1_afmt.c
@@ -49,8 +49,8 @@ static void dce3_2_afmt_write_speaker_allocation(struct drm_encoder *encoder)
 
        sad_count = drm_edid_to_speaker_allocation(radeon_connector->edid, &sadb);
        if (sad_count < 0) {
-               DRM_ERROR("Couldn't read Speaker Allocation Data Block: %d\n", sad_count);
-               return;
+               DRM_DEBUG("Couldn't read Speaker Allocation Data Block: %d\n", sad_count);
+               sad_count = 0;
        }
 
        /* program the speaker allocation */

diff --git a/drivers/gpu/drm/radeon/dce6_afmt.c b/drivers/gpu/drm/radeon/dce6_afmt.c
index 960a5f0..f312edf 100644 (file)
--- a/drivers/gpu/drm/radeon/dce6_afmt.c
+++ b/drivers/gpu/drm/radeon/dce6_afmt.c
@@ -176,9 +176,9 @@ void dce6_afmt_write_speaker_allocation(struct drm_encoder *encoder)
        }
 
        sad_count = drm_edid_to_speaker_allocation(radeon_connector_edid(connector), &sadb);
-       if (sad_count <= 0) {
-               DRM_ERROR("Couldn't read Speaker Allocation Data Block: %d\n", sad_count);
-               return;
+       if (sad_count < 0) {
+               DRM_DEBUG("Couldn't read Speaker Allocation Data Block: %d\n", sad_count);
+               sad_count = 0;
        }
 
        /* program the speaker allocation */

diff --git a/drivers/gpu/drm/radeon/evergreen_hdmi.c b/drivers/gpu/drm/radeon/evergreen_hdmi.c
index f6a5c30..53abd9b 100644 (file)
--- a/drivers/gpu/drm/radeon/evergreen_hdmi.c
+++ b/drivers/gpu/drm/radeon/evergreen_hdmi.c
@@ -149,9 +149,9 @@ static void dce4_afmt_write_speaker_allocation(struct drm_encoder *encoder)
        }
 
        sad_count = drm_edid_to_speaker_allocation(radeon_connector_edid(connector), &sadb);
-       if (sad_count <= 0) {
-               DRM_ERROR("Couldn't read Speaker Allocation Data Block: %d\n", sad_count);
-               return;
+       if (sad_count < 0) {
+               DRM_DEBUG("Couldn't read Speaker Allocation Data Block: %d\n", sad_count);
+               sad_count = 0;
        }
 
        /* program the speaker allocation */