Commit 25063811 authored by Niranjana Vishwanathapura's avatar Niranjana Vishwanathapura Committed by Rodrigo Vivi
Browse files

drm/xe/pvc: Blacklist BCS_SWCTRL register 



Wa_16017236439 requires the BCS_SWCTRL to be privileged.

v2: Define and use BCS_SWCTRL()

Reviewed-by: default avatarMatt Roper <matthew.d.roper@intel.com>
Signed-off-by: default avatarNiranjana Vishwanathapura <niranjana.vishwanathapura@intel.com>
Signed-off-by: default avatarRodrigo Vivi <rodrigo.vivi@intel.com>
parent 429d56a6

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

+2 −0
Original line number Diff line number Diff line
@@ -63,6 +63,8 @@ 
#define RING_BBADDR(base)			XE_REG((base) + 0x140)

#define RING_BBADDR_UDW(base)			XE_REG((base) + 0x168)



#define BCS_SWCTRL(base)			XE_REG((base) + 0x200, XE_REG_OPTION_MASKED)



/* Handling MOCS value in BLIT_CCTL like it was done CMD_CCTL */

#define BLIT_CCTL(base)				XE_REG((base) + 0x204)

#define   BLIT_CCTL_DST_MOCS_MASK		REG_GENMASK(14, 9)

drivers/gpu/drm/xe/xe_reg_whitelist.c

+6 −0
Original line number Diff line number Diff line
@@ -50,6 +50,12 @@ static const struct xe_rtp_entry_sr register_whitelist[] = { 
				   RING_FORCE_TO_NONPRIV_DENY |

				   RING_FORCE_TO_NONPRIV_RANGE_64))

	},

	{ XE_RTP_NAME("16017236439"),

	  XE_RTP_RULES(PLATFORM(PVC), ENGINE_CLASS(COPY)),

	  XE_RTP_ACTIONS(WHITELIST(BCS_SWCTRL(0),

				   RING_FORCE_TO_NONPRIV_DENY,

				   XE_RTP_ACTION_FLAG(ENGINE_BASE)))

	},

	{}

};