[v7,08/20] drm/i915: Enable Engine reset and recovery support

Submitted by Michel Thierry on April 27, 2017, 11:12 p.m.

Details

Message ID 20170427231300.32841-9-michel.thierry@intel.com
State New
Headers show
Series "Gen8+ engine-reset" ( rev: 10 9 8 7 6 5 4 ) in Intel GFX

Browsing this patch as part of:
"Gen8+ engine-reset" rev 9 in Intel GFX
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Commit Message

Michel Thierry April 27, 2017, 11:12 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 045cadb77285..14e2c2e57f96 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,
@@ -116,7 +116,7 @@  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);