[Intel-xe] [PATCH 2/4] drm/xe: Use dedicated function to read engine fuse registers

Michal Wajdeczko michal.wajdeczko at intel.com
Wed Nov 15 14:38:36 UTC 2023


These registers are not directly exposed to VFs, use function that
will provide required data also when running as a VF.

Signed-off-by: Michal Wajdeczko <michal.wajdeczko at intel.com>
---
 drivers/gpu/drm/xe/xe_hw_engine.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/xe/xe_hw_engine.c b/drivers/gpu/drm/xe/xe_hw_engine.c
index e831e63c5e48..1cf26c3c15c5 100644
--- a/drivers/gpu/drm/xe/xe_hw_engine.c
+++ b/drivers/gpu/drm/xe/xe_hw_engine.c
@@ -496,7 +496,7 @@ static void read_media_fuses(struct xe_gt *gt)
 
 	xe_force_wake_assert_held(gt_to_fw(gt), XE_FW_GT);
 
-	media_fuse = xe_mmio_read32(gt, GT_VEBOX_VDBOX_DISABLE);
+	media_fuse = xe_mmio_fuse_read32(gt, GT_VEBOX_VDBOX_DISABLE);
 
 	/*
 	 * Pre-Xe_HP platforms had register bits representing absent engines,
@@ -541,7 +541,7 @@ static void read_copy_fuses(struct xe_gt *gt)
 
 	xe_force_wake_assert_held(gt_to_fw(gt), XE_FW_GT);
 
-	bcs_mask = xe_mmio_read32(gt, MIRROR_FUSE3);
+	bcs_mask = xe_mmio_fuse_read32(gt, MIRROR_FUSE3);
 	bcs_mask = REG_FIELD_GET(MEML3_EN_MASK, bcs_mask);
 
 	/* BCS0 is always present; only BCS1-BCS8 may be fused off */
@@ -588,7 +588,7 @@ static void read_compute_fuses_from_reg(struct xe_gt *gt)
 	struct xe_device *xe = gt_to_xe(gt);
 	u32 ccs_mask;
 
-	ccs_mask = xe_mmio_read32(gt, XEHP_FUSE4);
+	ccs_mask = xe_mmio_fuse_read32(gt, XEHP_FUSE4);
 	ccs_mask = REG_FIELD_GET(CCS_EN_MASK, ccs_mask);
 
 	for (int i = XE_HW_ENGINE_CCS0, j = 0; i <= XE_HW_ENGINE_CCS3; ++i, ++j) {
-- 
2.25.1



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