diff mbox series

[04/12] drm/xe/vrsr: Introduce flag has_vrsr

Message ID 20250401153225.96379-5-anshuman.gupta@intel.com (mailing list archive)
State New
Headers show
Series VRAM Self Refresh | expand

Commit Message

Anshuman Gupta April 1, 2025, 3:32 p.m. UTC 
From: Badal Nilawar <badal.nilawar@intel.com>

Introduce flag has_vrsr to determine if platform supports VRSR feature

Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Badal Nilawar <badal.nilawar@intel.com>
---
 drivers/gpu/drm/xe/xe_device_types.h | 2 ++
 drivers/gpu/drm/xe/xe_pci.c          | 3 +++
 2 files changed, 5 insertions(+)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/xe/xe_device_types.h b/drivers/gpu/drm/xe/xe_device_types.h
index c54adebfe518..b8ccf729f7c0 100644
--- a/drivers/gpu/drm/xe/xe_device_types.h
+++ b/drivers/gpu/drm/xe/xe_device_types.h
@@ -334,6 +334,8 @@  struct xe_device {
 		u8 has_sriov:1;
 		/** @info.has_usm: Device has unified shared memory support */
 		u8 has_usm:1;
+		/** @info.has_vrsr: Has capability to enter into VRAM self refresh */
+		u8 has_vrsr:1;
 		/** @info.is_dgfx: is discrete device */
 		u8 is_dgfx:1;
 		/**
diff --git a/drivers/gpu/drm/xe/xe_pci.c b/drivers/gpu/drm/xe/xe_pci.c
index 772b6c81672c..70d4827f5821 100644
--- a/drivers/gpu/drm/xe/xe_pci.c
+++ b/drivers/gpu/drm/xe/xe_pci.c
@@ -68,6 +68,7 @@  struct xe_device_desc {
 	u8 has_llc:1;
 	u8 has_pxp:1;
 	u8 has_sriov:1;
+	u8 has_vrsr:1;
 	u8 skip_guc_pc:1;
 	u8 skip_mtcfg:1;
 	u8 skip_pcode:1;
@@ -343,6 +344,7 @@  static const struct xe_device_desc bmg_desc = {
 	.dma_mask_size = 46,
 	.has_display = true,
 	.has_fan_control = true,
+	.has_vrsr = true,
 	.has_heci_cscfi = 1,
 };
 
@@ -589,6 +591,7 @@  static int xe_info_init_early(struct xe_device *xe,
 	xe->info.has_llc = desc->has_llc;
 	xe->info.has_pxp = desc->has_pxp;
 	xe->info.has_sriov = desc->has_sriov;
+	xe->info.has_vrsr = desc->has_vrsr;
 	xe->info.skip_guc_pc = desc->skip_guc_pc;
 	xe->info.skip_mtcfg = desc->skip_mtcfg;
 	xe->info.skip_pcode = desc->skip_pcode;