From 9b1a0e0a15c97987fdf56a615f3d13995bafd042 Mon Sep 17 00:00:00 2001 From: Oak Zeng Date: Sat, 13 Dec 2025 05:32:29 +0800 Subject: [PATCH] drm/xe: Add page reclamation info to device info Starting from Xe3p, HW adds a feature assisting range based page reclamation. Introduce a bit in device info to indicate whether device has such capability. Signed-off-by: Oak Zeng Signed-off-by: Brian Nguyen Reviewed-by: Shuicheng Lin Reviewed-by: Matthew Brost Signed-off-by: Matthew Brost Link: https://patch.msgid.link/20251212213225.3564537-15-brian3.nguyen@intel.com --- drivers/gpu/drm/xe/xe_device_types.h | 2 ++ drivers/gpu/drm/xe/xe_pci.c | 1 + drivers/gpu/drm/xe/xe_pci_types.h | 1 + 3 files changed, 4 insertions(+) diff --git a/drivers/gpu/drm/xe/xe_device_types.h b/drivers/gpu/drm/xe/xe_device_types.h index ffce1dcca982..4bb01c648700 100644 --- a/drivers/gpu/drm/xe/xe_device_types.h +++ b/drivers/gpu/drm/xe/xe_device_types.h @@ -318,6 +318,8 @@ struct xe_device { u8 has_mem_copy_instr:1; /** @info.has_mert: Device has standalone MERT */ u8 has_mert:1; + /** @info.has_page_reclaim_hw_assist: Device supports page reclamation feature */ + u8 has_page_reclaim_hw_assist:1; /** @info.has_pxp: Device has PXP support */ u8 has_pxp:1; /** @info.has_range_tlb_inval: Has range based TLB invalidations */ diff --git a/drivers/gpu/drm/xe/xe_pci.c b/drivers/gpu/drm/xe/xe_pci.c index 0a4e9d59859e..7ff2eb96b841 100644 --- a/drivers/gpu/drm/xe/xe_pci.c +++ b/drivers/gpu/drm/xe/xe_pci.c @@ -684,6 +684,7 @@ static int xe_info_init_early(struct xe_device *xe, xe->info.has_late_bind = desc->has_late_bind; xe->info.has_llc = desc->has_llc; xe->info.has_mert = desc->has_mert; + xe->info.has_page_reclaim_hw_assist = desc->has_page_reclaim_hw_assist; xe->info.has_pxp = desc->has_pxp; xe->info.has_sriov = xe_configfs_primary_gt_allowed(to_pci_dev(xe->drm.dev)) && desc->has_sriov; diff --git a/drivers/gpu/drm/xe/xe_pci_types.h b/drivers/gpu/drm/xe/xe_pci_types.h index bfac64d04dee..602efc5c1252 100644 --- a/drivers/gpu/drm/xe/xe_pci_types.h +++ b/drivers/gpu/drm/xe/xe_pci_types.h @@ -50,6 +50,7 @@ struct xe_device_desc { u8 has_mbx_power_limits:1; u8 has_mem_copy_instr:1; u8 has_mert:1; + u8 has_page_reclaim_hw_assist:1; u8 has_pxp:1; u8 has_sriov:1; u8 needs_scratch:1; -- 2.47.3