Introduce flag has_vrsr to determine if platform supports VRSR feature
Cc: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
Signed-off-by: Badal Nilawar <badal.nilawar@xxxxxxxxx>
---
drivers/gpu/drm/xe/xe_device_types.h | 2 ++
drivers/gpu/drm/xe/xe_pci.c | 3 +++
2 files changed, 5 insertions(+)
diff --git a/drivers/gpu/drm/xe/xe_device_types.h b/drivers/gpu/drm/xe/xe_device_types.h
index f81be293b260..e2749ed2a61f 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.has_64bit_timestamp: Device supports 64-bit timestamps */
u8 has_64bit_timestamp:1;
/** @info.is_dgfx: is discrete device */
diff --git a/drivers/gpu/drm/xe/xe_pci.c b/drivers/gpu/drm/xe/xe_pci.c
index 024175cfe61e..46a99d6ef1a5 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 needs_scratch:1;
u8 skip_guc_pc:1;
u8 skip_mtcfg:1;
@@ -342,6 +343,7 @@ 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,
.needs_scratch = true,
};
@@ -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;
--
2.34.1
