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 <oak.zeng@intel.com>
Signed-off-by: Brian Nguyen <brian3.nguyen@intel.com>
Reviewed-by: Shuicheng Lin <shuicheng.lin@intel.com>
Reviewed-by: Matthew Brost <matthew.brost@intel.com>
Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Link: https://patch.msgid.link/20251212213225.3564537-15-brian3.nguyen@intel.com

diff --git a/drivers/gpu/drm/xe/xe_device_types.h b/drivers/gpu/drm/xe/xe_device_types.h
index ffce1dcca9828f6f0c9657d127088c706fd81d91..4bb01c64870065a1cf37bee1a55c6987f17a6b71 100644 (file)
--- 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 0a4e9d59859e8b3f0302acc986a256cdc98ed583..7ff2eb96b841a58f40048ea298b3b867b68842fb 100644 (file)
--- 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 bfac64d04dee9554b88bd5e4ade71e1a48bf8898..602efc5c12523e5ef9ae394934c79da59502ffb7 100644 (file)
--- 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;