drm/xe: Change pcode timeout to 50msec while polling again

Polling is initially attempted with timeout_base_ms enabled for
preemption, and if it exceeds this timeframe, another attempt is made
without preemption, allowing an additional 50 ms before timing out.

v2
- Rebase

v3
- Move warnings to separate patch (Lucas)

Cc: Lucas De Marchi <[email protected]>
Cc: Rodrigo Vivi <[email protected]>
Signed-off-by: Himal Prasad Ghimiray <[email protected]>
Fixes: 7dc9b92 ("drm/xe: Remove i915_utils dependency from xe_pcode.")
Reviewed-by: Lucas De Marchi <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
Signed-off-by: Rodrigo Vivi <[email protected]>
(cherry picked from commit c81858e)
Signed-off-by: Thomas Hellström <[email protected]>

Author: hghimira

drivers/gpu/drm/xe/xe_pcode.c

@@ -191,7 +191,7 @@ int xe_pcode_request(struct xe_gt *gt, u32 mbox, u32 request,
 	drm_WARN_ON_ONCE(&gt_to_xe(gt)->drm, timeout_base_ms > 1);
 	preempt_disable();
 	ret = pcode_try_request(gt, mbox, request, reply_mask, reply, &status,
-				true, timeout_base_ms * 1000, true);
+				true, 50 * 1000, true);
 	preempt_enable();
 
 out: