drm/xe/throttle: Log throttle reasons

Log throttle register MMIO reads which will be useful for debugging.

Signed-off-by: Raag Jadav <raag.jadav@intel.com>
Reviewed-by: Riana Tauro <riana.tauro@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241129074300.1304068-1-raag.jadav@intel.com
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>

diff --git a/drivers/gpu/drm/xe/xe_gt_throttle.c b/drivers/gpu/drm/xe/xe_gt_throttle.c
index 03b225364101219ef6df52122e0bc50db6cf8875..8db78d616b6f295f160e793192b8abd4d48890b3 100644 (file)
--- a/drivers/gpu/drm/xe/xe_gt_throttle.c
+++ b/drivers/gpu/drm/xe/xe_gt_throttle.c
@@ -8,6 +8,7 @@
 #include <regs/xe_gt_regs.h>
 #include "xe_device.h"
 #include "xe_gt.h"
+#include "xe_gt_printk.h"
 #include "xe_gt_sysfs.h"
 #include "xe_gt_throttle.h"
 #include "xe_mmio.h"
@@ -53,6 +54,7 @@ static u32 read_status(struct xe_gt *gt)
 {
        u32 status = xe_gt_throttle_get_limit_reasons(gt) & GT0_PERF_LIMIT_REASONS_MASK;
 
+       xe_gt_dbg(gt, "throttle reasons: 0x%08x\n", status);
        return status;
 }