6.8-stable review patch. If anyone has any objections, please let me know.
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From: Ashutosh Dixit ashutosh.dixit@intel.com
[ Upstream commit f76646c83f028c62853c23dac49204232e903597 ]
RING_CONTEXT_CONTROL is a masked register.
v2: Also clean up setting register value (Lucas)
Reviewed-by: Matt Roper matthew.d.roper@intel.com Reviewed-by: Lucas De Marchi lucas.demarchi@intel.com Signed-off-by: Ashutosh Dixit ashutosh.dixit@intel.com Link: https://patchwork.freedesktop.org/patch/msgid/20240404161256.3852502-1-ashut... (cherry picked from commit dc30c6e7149baaae4288c742de95212b31f07438) Signed-off-by: Lucas De Marchi lucas.demarchi@intel.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/gpu/drm/xe/regs/xe_engine_regs.h | 2 +- drivers/gpu/drm/xe/xe_lrc.c | 5 ++--- 2 files changed, 3 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/xe/regs/xe_engine_regs.h b/drivers/gpu/drm/xe/regs/xe_engine_regs.h index 5592774fc6903..81b8362e93406 100644 --- a/drivers/gpu/drm/xe/regs/xe_engine_regs.h +++ b/drivers/gpu/drm/xe/regs/xe_engine_regs.h @@ -120,7 +120,7 @@ #define RING_EXECLIST_STATUS_LO(base) XE_REG((base) + 0x234) #define RING_EXECLIST_STATUS_HI(base) XE_REG((base) + 0x234 + 4)
-#define RING_CONTEXT_CONTROL(base) XE_REG((base) + 0x244) +#define RING_CONTEXT_CONTROL(base) XE_REG((base) + 0x244, XE_REG_OPTION_MASKED) #define CTX_CTRL_INHIBIT_SYN_CTX_SWITCH REG_BIT(3) #define CTX_CTRL_ENGINE_CTX_RESTORE_INHIBIT REG_BIT(0)
diff --git a/drivers/gpu/drm/xe/xe_lrc.c b/drivers/gpu/drm/xe/xe_lrc.c index 0aa4bcfb90d9d..72f04a656e8b1 100644 --- a/drivers/gpu/drm/xe/xe_lrc.c +++ b/drivers/gpu/drm/xe/xe_lrc.c @@ -523,9 +523,8 @@ static const u8 *reg_offsets(struct xe_device *xe, enum xe_engine_class class)
static void set_context_control(u32 *regs, struct xe_hw_engine *hwe) { - regs[CTX_CONTEXT_CONTROL] = _MASKED_BIT_ENABLE(CTX_CTRL_INHIBIT_SYN_CTX_SWITCH) | - _MASKED_BIT_DISABLE(CTX_CTRL_ENGINE_CTX_RESTORE_INHIBIT) | - CTX_CTRL_ENGINE_CTX_RESTORE_INHIBIT; + regs[CTX_CONTEXT_CONTROL] = _MASKED_BIT_ENABLE(CTX_CTRL_INHIBIT_SYN_CTX_SWITCH | + CTX_CTRL_ENGINE_CTX_RESTORE_INHIBIT);
/* TODO: Timestamp */ }