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drm/xe/bo: Add xe_bo_has_valid_ccs_bb helper

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This will allow as to drop ugly IS_VF_CCS_BB_VALID macro.

Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Cc: Satyanarayana K V P <satyanarayana.k.v.p@intel.com>
Cc: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Satyanarayana K V P <satyanarayana.k.v.p@intel.com>
Link: https://lore.kernel.org/r/20250908123025.747-6-michal.wajdeczko@intel.com
This commit is contained in:
Michal Wajdeczko
2025-09-08 14:30:22 +02:00
parent b179dfd0db
commit e699700834
3 changed files with 16 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files

15
drivers/gpu/drm/xe/xe_bo.h
View File

@@ -315,6 +315,21 @@ static inline size_t xe_bo_ccs_pages_start(struct xe_bo *bo)
return PAGE_ALIGN(xe_bo_size(bo));
}
/**
* xe_bo_has_valid_ccs_bb - Check if CCS's BBs were setup for the BO.
* @bo: the &xe_bo to check
*
* The CCS's BBs should only be setup by the driver VF, but it is safe
* to call this function also by non-VF driver.
*
* Return: true iff the CCS's BBs are setup, false otherwise.
*/
static inline bool xe_bo_has_valid_ccs_bb(struct xe_bo *bo)
{
return bo->bb_ccs[XE_SRIOV_VF_CCS_READ_CTX] &&
bo->bb_ccs[XE_SRIOV_VF_CCS_WRITE_CTX];
}
static inline bool xe_bo_has_pages(struct xe_bo *bo)
{
if ((bo->ttm.ttm && ttm_tt_is_populated(bo->ttm.ttm)) ||

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

@@ -363,7 +363,7 @@ int xe_sriov_vf_ccs_detach_bo(struct xe_bo *bo)
xe_assert(xe, IS_VF_CCS_READY(xe));
if (!IS_VF_CCS_BB_VALID(xe, bo))
if (!xe_bo_has_valid_ccs_bb(bo))
return 0;
for_each_ccs_rw_ctx(ctx_id) {

8
drivers/gpu/drm/xe/xe_sriov_vf_ccs_types.h
View File

@@ -15,14 +15,6 @@ enum xe_sriov_vf_ccs_rw_ctxs {
XE_SRIOV_VF_CCS_CTX_COUNT
};
#define IS_VF_CCS_BB_VALID(xe, bo) ({ \
struct xe_device *___xe = (xe); \
struct xe_bo *___bo = (bo); \
IS_SRIOV_VF(___xe) && \
___bo->bb_ccs[XE_SRIOV_VF_CCS_READ_CTX] && \
___bo->bb_ccs[XE_SRIOV_VF_CCS_WRITE_CTX]; \
})
struct xe_migrate;
struct xe_sa_manager;