drm/msm: Use DMA_RESV_USAGE_BOOKKEEP/KERNEL

Any place we wait for a BO to become idle, we should use BOOKKEEP usage,
to ensure that it waits for _any_ activity.

Signed-off-by: Rob Clark <[e-mail]>
Signed-off-by: Rob Clark <[e-mail]>
Tested-by: Antonino Maniscalco <[e-mail]>
Reviewed-by: Antonino Maniscalco <[e-mail]>
Patchwork: https://patchwork.freedesktop.org/patch/661506/

drivers/gpu/drm/msm/msm_gem.c

···
 	 * TODO we might need to kick this to a queue to avoid blocking
 	 * in CLOSE ioctl
 	 */
-	dma_resv_wait_timeout(obj->resv, DMA_RESV_USAGE_READ, false,
-			      msecs_to_jiffies(1000));
+	dma_resv_wait_timeout(obj->resv, DMA_RESV_USAGE_BOOKKEEP, false,
+			      MAX_SCHEDULE_TIMEOUT);
 
 	msm_gem_lock_vm_and_obj(&exec, obj, ctx->vm);
 	put_iova_spaces(obj, ctx->vm, true);
···
 	if (to_msm_bo(obj)->pin_count)
 		return true;
 
-	return !dma_resv_test_signaled(obj->resv, dma_resv_usage_rw(true));
+	return !dma_resv_test_signaled(obj->resv, DMA_RESV_USAGE_BOOKKEEP);
 }
 
 int msm_gem_cpu_prep(struct drm_gem_object *obj, uint32_t op, ktime_t *timeout)

drivers/gpu/drm/msm/msm_gem_shrinker.c

···
 static bool
 wait_for_idle(struct drm_gem_object *obj)
 {
-	enum dma_resv_usage usage = dma_resv_usage_rw(true);
+	enum dma_resv_usage usage = DMA_RESV_USAGE_BOOKKEEP;
 	return dma_resv_wait_timeout(obj->resv, usage, false, 10) > 0;
 }