github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-05-31 10:33:41 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

drm/xe/pvc: Blacklist BCS_SWCTRL register

Browse Source 
Wa_16017236439 requires the BCS_SWCTRL to be privileged.

v2: Define and use BCS_SWCTRL()

Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Niranjana Vishwanathapura <niranjana.vishwanathapura@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
This commit is contained in:
Niranjana Vishwanathapura 2023-08-17 09:20:44 +00:00 committed by Rodrigo Vivi
parent 429d56a6b1
commit 25063811d9
2 changed files with 8 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/gpu/drm/xe/regs/xe_engine_regs.h
View File

@ -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)

6
drivers/gpu/drm/xe/xe_reg_whitelist.c
View File

@ -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)))
},
{}
};