drm/xe: Label RING_CONTEXT_CONTROL as masked

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-ashutosh.dixit@intel.com
(cherry picked from commit dc30c6e7149baaae4288c742de95212b31f07438)
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>

diff --git a/drivers/gpu/drm/xe/regs/xe_engine_regs.h b/drivers/gpu/drm/xe/regs/xe_engine_regs.h
index 0b1266c88a6af39cba103e3447697c0540c0cc0d..deddc8be48c0af2133969c7452d12cd2e104f291 100644 (file)
--- a/drivers/gpu/drm/xe/regs/xe_engine_regs.h
+++ b/drivers/gpu/drm/xe/regs/xe_engine_regs.h
@@ -125,7 +125,7 @@
 #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 1426febe86eb676305772d7ee444b70af8254848..57066faf575eec7edebf335da434b6c1615d935f 100644 (file)
--- a/drivers/gpu/drm/xe/xe_lrc.c
+++ b/drivers/gpu/drm/xe/xe_lrc.c
@@ -525,9 +525,8 @@ 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 */
 }