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drm/xe: Add skip_guc_pc flag

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This flag can be used to disable GuC based power management. This
could be used for debug or comparison to host based C6.

v2: Fix missing definition

Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Vinay Belgaumkar <vinay.belgaumkar@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
This commit is contained in:
Vinay Belgaumkar 2023-11-17 16:02:01 -08:00 committed by Rodrigo Vivi
parent c550f64f08
commit f1cb5f647e
2 changed files with 4 additions and 0 deletions
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2
drivers/gpu/drm/xe/xe_device_types.h
View File

@ -264,6 +264,8 @@ struct xe_device {
u8 supports_mmio_ext:1;
/** @has_heci_gscfi: device has heci gscfi */
u8 has_heci_gscfi:1;
/** @skip_guc_pc: Skip GuC based PM feature init */
u8 skip_guc_pc:1;
#if IS_ENABLED(CONFIG_DRM_XE_DISPLAY)
struct {

2
drivers/gpu/drm/xe/xe_pci.c
View File

@ -64,6 +64,7 @@ struct xe_device_desc {
u8 has_sriov:1;
u8 bypass_mtcfg:1;
u8 supports_mmio_ext:1;
u8 skip_guc_pc:1;
};
__diag_push();
@ -591,6 +592,7 @@ static int xe_info_init(struct xe_device *xe,
xe->info.has_asid = graphics_desc->has_asid;
xe->info.has_flat_ccs = graphics_desc->has_flat_ccs;
xe->info.has_range_tlb_invalidation = graphics_desc->has_range_tlb_invalidation;
xe->info.skip_guc_pc = desc->skip_guc_pc;
xe->info.enable_display = IS_ENABLED(CONFIG_DRM_XE_DISPLAY) &&
xe_modparam.enable_display &&