diff options
| author | Jerome Glisse <jglisse@redhat.com> | 2012-08-09 11:25:51 -0400 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2012-09-17 11:16:40 +1000 |
| commit | 0b2443ed4e07d7973e4554a2cc166bc35447b59e (patch) | |
| tree | a996dbd03a8480f6473a7ea2fdea3936760de853 /drivers/gpu/drm/drm_edid_load.c | |
| parent | 09e7dcf081b1100d1cdff57fa9eb25c3a834c9d6 (diff) | |
drm/edid: limit printk when facing bad edid
Limit printing bad edid information at one time per connector.
Connector that are connected to a bad monitor/kvm will likely
stay connected to the same bad monitor/kvm and it makes no
sense to keep printing the bad edid message.
Signed-off-by: Jerome Glisse <jglisse@redhat.com>
Reviewed-by: Adam Jackson <ajax@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/drm_edid_load.c')
| -rw-r--r-- | drivers/gpu/drm/drm_edid_load.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpu/drm/drm_edid_load.c b/drivers/gpu/drm/drm_edid_load.c index 186832e1874e..ea9cdab3d431 100644 --- a/drivers/gpu/drm/drm_edid_load.c +++ b/drivers/gpu/drm/drm_edid_load.c @@ -123,6 +123,7 @@ static u8 *edid_load(struct drm_connector *connector, char *name, int fwsize, expected; int builtin = 0, err = 0; int i, valid_extensions = 0; + bool print_bad_edid = !connector->bad_edid_counter || (drm_debug & DRM_UT_KMS); pdev = platform_device_register_simple(connector_name, -1, NULL, 0); if (IS_ERR(pdev)) { @@ -173,7 +174,8 @@ static u8 *edid_load(struct drm_connector *connector, char *name, } memcpy(edid, fwdata, fwsize); - if (!drm_edid_block_valid(edid, 0)) { + if (!drm_edid_block_valid(edid, 0, print_bad_edid)) { + connector->bad_edid_counter++; DRM_ERROR("Base block of EDID firmware \"%s\" is invalid ", name); kfree(edid); @@ -185,7 +187,7 @@ static u8 *edid_load(struct drm_connector *connector, char *name, if (i != valid_extensions + 1) memcpy(edid + (valid_extensions + 1) * EDID_LENGTH, edid + i * EDID_LENGTH, EDID_LENGTH); - if (drm_edid_block_valid(edid + i * EDID_LENGTH, i)) + if (drm_edid_block_valid(edid + i * EDID_LENGTH, i, print_bad_edid)) valid_extensions++; } |