From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
It's much easier to figure out why the SDVO encoder refuses to cooperate
if we can see what status we got back.
Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/intel_sdvo.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
index d5a95eca23ba..5d928f6d0028 100644
--- a/drivers/gpu/drm/i915/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/intel_sdvo.c
@@ -516,7 +516,7 @@ static bool intel_sdvo_read_response(struct intel_sdvo *intel_sdvo,
u8 status;
int i, pos = 0;
#define BUF_LEN 256
- char buffer[BUF_LEN];
+ char buffer[BUF_LEN] = {};
/*
@@ -581,7 +581,8 @@ static bool intel_sdvo_read_response(struct intel_sdvo *intel_sdvo,
return true;
log_fail:
- DRM_DEBUG_KMS("%s: R: ... failed\n", SDVO_NAME(intel_sdvo));
+ DRM_DEBUG_KMS("%s: R: ... failed %s\n",
+ SDVO_NAME(intel_sdvo), buffer);
return false;
}
--
2.21.0
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