Commit 8d4aec43 authored by Xin Wang's avatar Xin Wang Committed by Lucas De Marchi
Browse files

drm/xe: Update register definitions in LRC layout header 



Update the register definitions in xe_lrc_layout.h to align with the
official hardware specification (Bspec) terminology. Specifically:

- rename PVC_CTX_ACC_CTR_THOLD to CTX_ACC_CTR_THOLD
- rename PVC_CTX_ASID to CTX_ASID

Signed-off-by: default avatarXin Wang <x.wang@intel.com>
Reviewed-by: default avatarStuart Summers <stuart.summers@intel.com>
Reviewed-by: default avatarLucas De Marchi <lucas.demarchi@intel.com>
Link: https://lore.kernel.org/r/20250711060924.7373-1-x.wang@intel.com


Signed-off-by: default avatarLucas De Marchi <lucas.demarchi@intel.com>
parent fba12307

drivers/gpu/drm/xe/regs/xe_lrc_layout.h

+2 −0
Original line number Diff line number Diff line
@@ -17,6 +17,8 @@ 
#define CTX_TIMESTAMP			(0x22 + 1)

#define CTX_TIMESTAMP_UDW		(0x24 + 1)

#define CTX_INDIRECT_RING_STATE		(0x26 + 1)

#define CTX_ACC_CTR_THOLD		(0x2a + 1)

#define CTX_ASID			(0x2e + 1)

#define CTX_PDP0_UDW			(0x30 + 1)

#define CTX_PDP0_LDW			(0x32 + 1)

drivers/gpu/drm/xe/xe_lrc.c

+1 −4
Original line number Diff line number Diff line
@@ -1147,9 +1147,6 @@ setup_indirect_ctx(struct xe_lrc *lrc, struct xe_hw_engine *hwe) 
	return 0;

}



#define PVC_CTX_ASID		(0x2e + 1)

#define PVC_CTX_ACC_CTR_THOLD	(0x2a + 1)



static int xe_lrc_init(struct xe_lrc *lrc, struct xe_hw_engine *hwe,

		       struct xe_vm *vm, u32 ring_size, u16 msix_vec,

		       u32 init_flags)
@@ -1271,7 +1268,7 @@ static int xe_lrc_init(struct xe_lrc *lrc, struct xe_hw_engine *hwe, 
		xe_lrc_write_ctx_reg(lrc, CTX_TIMESTAMP_UDW, 0);



	if (xe->info.has_asid && vm)

		xe_lrc_write_ctx_reg(lrc, PVC_CTX_ASID, vm->usm.asid);

		xe_lrc_write_ctx_reg(lrc, CTX_ASID, vm->usm.asid);



	lrc->desc = LRC_VALID;

	lrc->desc |= FIELD_PREP(LRC_ADDRESSING_MODE, LRC_LEGACY_64B_CONTEXT);