From: Paulo Zanoni <paulo.r.zan...@intel.com>
The poor in_dbg_master() check was the only one without a reason
string. Give it a reason string so it won't feel excluded.
Signed-off-by: Paulo Zanoni <paulo.r.zan...@intel.com>
---
drivers/gpu/drm/i915/i915_drv.h | 1 +
drivers/gpu/drm/i915/intel_fbc.c | 6 +++++-
2 files changed, 6 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 4ef1764..52d07fb 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -935,6 +935,7 @@ struct i915_fbc {
FBC_MODULE_PARAM,
FBC_CHIP_DEFAULT, /* disabled by default on this chip */
FBC_ROTATION, /* rotation is not supported */
+ FBC_IN_DBG_MASTER, /* kernel debugger is active */
} no_fbc_reason;
bool (*fbc_enabled)(struct drm_i915_private *dev_priv);
diff --git a/drivers/gpu/drm/i915/intel_fbc.c b/drivers/gpu/drm/i915/intel_fbc.c
index 9ef5b6c..8d39893 100644
--- a/drivers/gpu/drm/i915/intel_fbc.c
+++ b/drivers/gpu/drm/i915/intel_fbc.c
@@ -471,6 +471,8 @@ const char *intel_no_fbc_reason_str(enum no_fbc_reason
reason)
return "disabled per chip default";
case FBC_ROTATION:
return "rotation unsupported";
+ case FBC_IN_DBG_MASTER:
+ return "Kernel debugger is active";
default:
MISSING_CASE(reason);
return "unknown reason";
@@ -755,8 +757,10 @@ static void __intel_fbc_update(struct drm_i915_private
*dev_priv)
}
/* If the kernel debugger is active, always disable compression */
- if (in_dbg_master())
+ if (in_dbg_master()) {
+ set_no_fbc_reason(dev_priv, FBC_IN_DBG_MASTER);
goto out_disable;
+ }
if (intel_fbc_setup_cfb(dev_priv, obj->base.size,
drm_format_plane_cpp(fb->pixel_format, 0))) {
--
2.1.4
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