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Diffstat (limited to 'drivers/gpu/drm/i915/i915_params.c')
-rw-r--r--drivers/gpu/drm/i915/i915_params.c18
1 files changed, 14 insertions, 4 deletions
diff --git a/drivers/gpu/drm/i915/i915_params.c b/drivers/gpu/drm/i915/i915_params.c
index 768ad89d9cd4..d46ffe7086bc 100644
--- a/drivers/gpu/drm/i915/i915_params.c
+++ b/drivers/gpu/drm/i915/i915_params.c
@@ -39,7 +39,7 @@ struct i915_params i915 __read_mostly = {
.enable_hangcheck = true,
.enable_ppgtt = -1,
.enable_psr = -1,
- .preliminary_hw_support = IS_ENABLED(CONFIG_DRM_I915_PRELIMINARY_HW_SUPPORT),
+ .alpha_support = IS_ENABLED(CONFIG_DRM_I915_ALPHA_SUPPORT),
.disable_power_well = -1,
.enable_ips = 1,
.fastboot = 0,
@@ -47,6 +47,7 @@ struct i915_params i915 __read_mostly = {
.load_detect_test = 0,
.force_reset_modeset_test = 0,
.reset = true,
+ .error_capture = true,
.invert_brightness = 0,
.disable_display = 0,
.enable_cmd_parser = 1,
@@ -115,6 +116,14 @@ MODULE_PARM_DESC(vbt_sdvo_panel_type,
module_param_named_unsafe(reset, i915.reset, bool, 0600);
MODULE_PARM_DESC(reset, "Attempt GPU resets (default: true)");
+#if IS_ENABLED(CONFIG_DRM_I915_CAPTURE_ERROR)
+module_param_named(error_capture, i915.error_capture, bool, 0600);
+MODULE_PARM_DESC(error_capture,
+ "Record the GPU state following a hang. "
+ "This information in /sys/class/drm/card<N>/error is vital for "
+ "triaging and debugging hangs.");
+#endif
+
module_param_named_unsafe(enable_hangcheck, i915.enable_hangcheck, bool, 0644);
MODULE_PARM_DESC(enable_hangcheck,
"Periodically check GPU activity for detecting hangs. "
@@ -136,9 +145,10 @@ MODULE_PARM_DESC(enable_psr, "Enable PSR "
"(0=disabled, 1=enabled - link mode chosen per-platform, 2=force link-standby mode, 3=force link-off mode) "
"Default: -1 (use per-chip default)");
-module_param_named_unsafe(preliminary_hw_support, i915.preliminary_hw_support, int, 0400);
-MODULE_PARM_DESC(preliminary_hw_support,
- "Enable preliminary hardware support.");
+module_param_named_unsafe(alpha_support, i915.alpha_support, int, 0400);
+MODULE_PARM_DESC(alpha_support,
+ "Enable alpha quality driver support for latest hardware. "
+ "See also CONFIG_DRM_I915_ALPHA_SUPPORT.");
module_param_named_unsafe(disable_power_well, i915.disable_power_well, int, 0400);
MODULE_PARM_DESC(disable_power_well,