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drm/i915: Update i915.reset to handle engine resets

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In preparation for engine reset work update this parameter to handle more
than one type of reset. Default at the moment is still full gpu reset.

Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Signed-off-by: Arun Siluvery <arun.siluvery@linux.intel.com>
Signed-off-by: Michel Thierry <michel.thierry@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170615201828.23144-3-michel.thierry@intel.com
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: http://patchwork.freedesktop.org/patch/msgid/20170620095751.13127-4-chris@chris-wilson.co.uk
This commit is contained in:
Michel Thierry 2017-06-20 10:57:45 +01:00 committed by Chris Wilson
parent c64992e035
commit ed35dd7b25
2 changed files with 4 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
drivers/gpu/drm/i915/i915_params.c
View file

@ -46,7 +46,7 @@ struct i915_params i915 __read_mostly = {
.prefault_disable = 0,
.load_detect_test = 0,
.force_reset_modeset_test = 0,
.reset = true,
.reset = 1,
.error_capture = true,
.invert_brightness = 0,
.disable_display = 0,
@ -115,8 +115,8 @@ MODULE_PARM_DESC(vbt_sdvo_panel_type,
"Override/Ignore selection of SDVO panel mode in the VBT "
"(-2=ignore, -1=auto [default], index in VBT BIOS table)");
module_param_named_unsafe(reset, i915.reset, bool, 0600);
MODULE_PARM_DESC(reset, "Attempt GPU resets (default: true)");
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)");
#if IS_ENABLED(CONFIG_DRM_I915_CAPTURE_ERROR)
module_param_named(error_capture, i915.error_capture, bool, 0600);

2
drivers/gpu/drm/i915/i915_params.h
View file

@ -51,6 +51,7 @@
func(int, use_mmio_flip); \
func(int, mmio_debug); \
func(int, edp_vswing); \
func(int, reset); \
func(unsigned int, inject_load_failure); \
/* leave bools at the end to not create holes */ \
func(bool, alpha_support); \
@ -60,7 +61,6 @@
func(bool, prefault_disable); \
func(bool, load_detect_test); \
func(bool, force_reset_modeset_test); \
func(bool, reset); \
func(bool, error_capture); \
func(bool, disable_display); \
func(bool, verbose_state_checks); \