drm/msm: Switch to use hrtimer_setup()

hrtimer_setup() takes the callback function pointer as argument and
initializes the timer completely.

Replace hrtimer_init() and the open coded initialization of
hrtimer::function with the new setup mechanism.

Patch was created by using Coccinelle.

Signed-off-by: Nam Cao <[e-mail]>
Signed-off-by: Thomas Gleixner <[e-mail]>
Acked-by: Zack Rusin <[e-mail]>
Link: https://lore.kernel.org/all/[e-mail]

drivers/gpu/drm/msm/msm_fence.c

···
 	fctx->completed_fence = fctx->last_fence;
 	*fctx->fenceptr = fctx->last_fence;
 
-	hrtimer_init(&fctx->deadline_timer, CLOCK_MONOTONIC, HRTIMER_MODE_ABS);
-	fctx->deadline_timer.function = deadline_timer;
+	hrtimer_setup(&fctx->deadline_timer, deadline_timer, CLOCK_MONOTONIC, HRTIMER_MODE_ABS);
 
 	kthread_init_work(&fctx->deadline_work, deadline_work);
 

drivers/gpu/drm/msm/msm_io_utils.c

···
 			   clockid_t clock_id,
 			   enum hrtimer_mode mode)
 {
-	hrtimer_init(&work->timer, clock_id, mode);
-	work->timer.function = msm_hrtimer_worktimer;
+	hrtimer_setup(&work->timer, msm_hrtimer_worktimer, clock_id, mode);
 	work->worker = worker;
 	kthread_init_work(&work->work, fn);
 }