[8/9] drm/i915/tdr: Enable Engine reset and recovery support

Submitted by Michel Thierry on Dec. 16, 2016, 8:20 p.m.

Details

Message ID 20161216202010.7983-9-michel.thierry@intel.com
State Accepted
Commit d3d3765fc1c176ff472a503d909508820c3f99d6
Headers show
Series "Execlist based engine-reset" ( rev: 1 ) in Intel GFX

Not browsing as part of any series.

Commit Message

Michel Thierry Dec. 16, 2016, 8:20 p.m.
From: Arun Siluvery <arun.siluvery@linux.intel.com>

This feature is made available only from Gen8, for previous gen devices
driver uses legacy full gpu reset.

Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Signed-off-by: Tomas Elf <tomas.elf@intel.com>
Signed-off-by: Arun Siluvery <arun.siluvery@linux.intel.com>
Signed-off-by: Michel Thierry <michel.thierry@intel.com>
---
 drivers/gpu/drm/i915/i915_params.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

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diff --git a/drivers/gpu/drm/i915/i915_params.c b/drivers/gpu/drm/i915/i915_params.c
index c858c4d50491..fe1cc54e82e3 100644
--- a/drivers/gpu/drm/i915/i915_params.c
+++ b/drivers/gpu/drm/i915/i915_params.c
@@ -46,7 +46,7 @@  struct i915_params i915 __read_mostly = {
 	.prefault_disable = 0,
 	.load_detect_test = 0,
 	.force_reset_modeset_test = 0,
-	.reset = 1,
+	.reset = 2,
 	.error_capture = true,
 	.invert_brightness = 0,
 	.disable_display = 0,
@@ -114,7 +114,7 @@  MODULE_PARM_DESC(vbt_sdvo_panel_type,
 	"(-2=ignore, -1=auto [default], index in VBT BIOS table)");
 
 module_param_named_unsafe(reset, i915.reset, int, 0600);
-MODULE_PARM_DESC(reset, "Attempt GPU resets (0=disabled, 1=full gpu reset [default], 2=engine reset)");
+MODULE_PARM_DESC(reset, "Attempt GPU resets (0=disabled, 1=full gpu reset, 2=engine reset [default])");
 
 #if IS_ENABLED(CONFIG_DRM_I915_CAPTURE_ERROR)
 module_param_named(error_capture, i915.error_capture, bool, 0600);