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drm/xe/guc: Add some failure checks

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Return failures from pc_adjust_freq_bounds.

Signed-off-by: Vinay Belgaumkar <vinay.belgaumkar@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240321191219.243583-1-vinay.belgaumkar@intel.com
This commit is contained in:
Vinay Belgaumkar 2024-03-21 12:12:19 -07:00 committed by Daniele Ceraolo Spurio
parent 8f6444e1d1
commit c04b8aaeb4
1 changed files with 9 additions and 5 deletions
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14
drivers/gpu/drm/xe/xe_guc_pc.c
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@ -714,24 +714,28 @@ static int pc_adjust_freq_bounds(struct xe_guc_pc *pc)
ret = pc_action_query_task_state(pc);
if (ret)
return ret;
goto out;
/*
* GuC defaults to some RPmax that is not actually achievable without
* overclocking. Let's adjust it to the Hardware RP0, which is the
* regular maximum
*/
if (pc_get_max_freq(pc) > pc->rp0_freq)
pc_set_max_freq(pc, pc->rp0_freq);
if (pc_get_max_freq(pc) > pc->rp0_freq) {
ret = pc_set_max_freq(pc, pc->rp0_freq);
if (ret)
goto out;
}
/*
* Same thing happens for Server platforms where min is listed as
* RPMax
*/
if (pc_get_min_freq(pc) > pc->rp0_freq)
pc_set_min_freq(pc, pc->rp0_freq);
ret = pc_set_min_freq(pc, pc->rp0_freq);
return 0;
out:
return ret;
}
static int pc_adjust_requested_freq(struct xe_guc_pc *pc)