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path: root/drivers/gpu/drm/i915/i915_params.c
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Diffstat (limited to 'drivers/gpu/drm/i915/i915_params.c')
-rw-r--r--drivers/gpu/drm/i915/i915_params.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/i915_params.c b/drivers/gpu/drm/i915/i915_params.c
index b5f3eb4fa8a3..08108ce5be21 100644
--- a/drivers/gpu/drm/i915/i915_params.c
+++ b/drivers/gpu/drm/i915/i915_params.c
@@ -155,7 +155,8 @@ i915_param_named_unsafe(enable_guc, int, 0400,
"(-1=auto, 0=disable [default], 1=GuC submission, 2=HuC load)");
i915_param_named(guc_log_level, int, 0400,
- "GuC firmware logging level (-1:disabled (default), 0-3:enabled)");
+ "GuC firmware logging level. Requires GuC to be loaded. "
+ "(-1=auto [default], 0=disable, 1..4=enable with verbosity min..max)");
i915_param_named_unsafe(guc_firmware_path, charp, 0400,
"GuC firmware path to use instead of the default one");
@@ -166,8 +167,10 @@ i915_param_named_unsafe(huc_firmware_path, charp, 0400,
i915_param_named_unsafe(enable_dp_mst, bool, 0600,
"Enable multi-stream transport (MST) for new DisplayPort sinks. (default: true)");
+#if IS_ENABLED(CONFIG_DRM_I915_DEBUG)
i915_param_named_unsafe(inject_load_failure, uint, 0400,
"Force an error after a number of failure check points (0:disabled (default), N:force failure at the Nth failure check point)");
+#endif
i915_param_named(enable_dpcd_backlight, bool, 0600,
"Enable support for DPCD backlight control (default:false)");