kevin/linux
1
Fork 0
Code

drm/xe: Restore GT freq on GSC load error

Browse Source 
As part of a Wa_22019338487, ensure that GT freq is restored
even when GSC reload is not successful.

Fixes: 3b1592fb78 ("drm/xe/lnl: Apply Wa_22019338487")

Signed-off-by: Vinay Belgaumkar <vinay.belgaumkar@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240925204918.1989574-1-vinay.belgaumkar@intel.com
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
(cherry picked from commit 491418a258322bbd7f045e36884d2849b673f23d)
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
This commit is contained in:
Vinay Belgaumkar 2024-09-25 13:49:18 -07:00 committed by Lucas De Marchi
parent 42465603a3
commit 3fd76be868
1 changed files with 3 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/gpu/drm/xe/xe_gt.c
View File

@ -874,7 +874,9 @@ int xe_gt_sanitize_freq(struct xe_gt *gt)
int ret = 0; int ret = 0;
if ((!xe_uc_fw_is_available(&gt->uc.gsc.fw) || if ((!xe_uc_fw_is_available(&gt->uc.gsc.fw) ||
xe_uc_fw_is_loaded(&gt->uc.gsc.fw)) && XE_WA(gt, 22019338487)) xe_uc_fw_is_loaded(&gt->uc.gsc.fw) ||
xe_uc_fw_is_in_error_state(&gt->uc.gsc.fw)) &&
XE_WA(gt, 22019338487))
ret = xe_guc_pc_restore_stashed_freq(&gt->uc.guc.pc); ret = xe_guc_pc_restore_stashed_freq(&gt->uc.guc.pc);
return ret; return ret;