[PATCH v2] drm/xe/throttle: Log throttle reasons

[Raag Jadav <raag.jadav@intel.com>]

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

Signed-off-by: Raag Jadav <raag.jadav@intel.com>
---

v2: Use gt oriented logging (Michal)
    Drop local variables (Ashutosh, Rodrigo)
    Move logging to status attribute and reduce spam (Matthew Brost)

 drivers/gpu/drm/xe/xe_gt_throttle.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/xe/xe_gt_throttle.c b/drivers/gpu/drm/xe/xe_gt_throttle.c
index 03b225364101..8db78d616b6f 100644
--- 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;
 }
 
-- 
2.34.1