Re: [PATCH v2 5/7] drm/msm/gem: Cleanup submit_cleanup_bo()

[Dmitry Baryshkov]

On 21/11/2023 02:38, Rob Clark wrote:

From: Rob Clark <robdcl...@chromium.org>

Now that it only handles unlock duty, drop the superfluous arg and
rename it.

Signed-off-by: Rob Clark <robdcl...@chromium.org>

Reviewed-by: Dmitry Baryshkov <dmitry.barysh...@linaro.org>

---
  drivers/gpu/drm/msm/msm_gem_submit.c | 15 +++++----------
  1 file changed, 5 insertions(+), 10 deletions(-)

diff --git a/drivers/gpu/drm/msm/msm_gem_submit.c 
b/drivers/gpu/drm/msm/msm_gem_submit.c
index d001bf286606..603f04d851d9 100644
--- a/drivers/gpu/drm/msm/msm_gem_submit.c
+++ b/drivers/gpu/drm/msm/msm_gem_submit.c
@@ -248,14 +248,10 @@ static int submit_lookup_cmds(struct msm_gem_submit 
*submit,
        return ret;
  }

-/* Unwind bo state, according to cleanup_flags. In the success case, only

- * the lock is dropped at the end of the submit (and active/pin ref is dropped
- * later when the submit is retired).
- */
-static void submit_cleanup_bo(struct msm_gem_submit *submit, int i,
-               unsigned cleanup_flags)
+static void submit_unlock_bo(struct msm_gem_submit *submit, int i)
  {
        struct drm_gem_object *obj = submit->bos[i].obj;
+       unsigned cleanup_flags = BO_LOCKED;

Nit: checkpatch will warn here, it should be unsigned int.

        unsigned flags = submit->bos[i].flags & cleanup_flags;

/*

@@ -304,10 +300,10 @@ static int submit_lock_objects(struct msm_gem_submit 
*submit)
        }

for (; i >= 0; i--)

-               submit_cleanup_bo(submit, i, BO_LOCKED);
+               submit_unlock_bo(submit, i);

if (slow_locked > 0)

-               submit_cleanup_bo(submit, slow_locked, BO_LOCKED);
+               submit_unlock_bo(submit, slow_locked);

if (ret == -EDEADLK) {

                struct drm_gem_object *obj = submit->bos[contended].obj;
@@ -533,7 +529,6 @@ static int submit_reloc(struct msm_gem_submit *submit, 
struct drm_gem_object *ob
   */
  static void submit_cleanup(struct msm_gem_submit *submit, bool error)
  {
-       unsigned cleanup_flags = BO_LOCKED;
        unsigned i;

if (error)

@@ -541,7 +536,7 @@ static void submit_cleanup(struct msm_gem_submit *submit, 
bool error)

for (i = 0; i < submit->nr_bos; i++) {

                struct drm_gem_object *obj = submit->bos[i].obj;
-               submit_cleanup_bo(submit, i, cleanup_flags);
+               submit_unlock_bo(submit, i);
                if (error)
                        drm_gem_object_put(obj);
        }

--
With best wishes
Dmitry