[Intel-xe] [PATCH] drm/xe/sr: Apply masked registers properly
Matt Roper
matthew.d.roper at intel.com
Wed Apr 19 22:49:09 UTC 2023
The 'clear' field for register save/restore entries was being placed in
the value bits of the register rather than the mask bits; make sure it
gets shifted into the mask bits.
Cc: Lucas De Marchi <lucas.demarchi at intel.com>
Cc: Matt Atwood <matthew.s.atwood at intel.com>
Signed-off-by: Matt Roper <matthew.d.roper at intel.com>
---
drivers/gpu/drm/xe/xe_reg_sr.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/xe/xe_reg_sr.c b/drivers/gpu/drm/xe/xe_reg_sr.c
index feed87109e93..f77203b32026 100644
--- a/drivers/gpu/drm/xe/xe_reg_sr.c
+++ b/drivers/gpu/drm/xe/xe_reg_sr.c
@@ -150,7 +150,7 @@ static void apply_one_mmio(struct xe_gt *gt, u32 reg,
* supposed to set all bits.
*/
if (entry->masked_reg)
- val = (entry->clr_bits ?: entry->set_bits << 16);
+ val = (entry->clr_bits ?: entry->set_bits) << 16;
else if (entry->clr_bits + 1)
val = (entry->reg_type == XE_RTP_REG_MCR ?
xe_gt_mcr_unicast_read_any(gt, MCR_REG(reg)) :
--
2.40.0
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