diff options
| author | Jordan Crouse <jcrouse@codeaurora.org> | 2015-11-17 15:16:54 -0700 |
|---|---|---|
| committer | David Keitel <dkeitel@codeaurora.org> | 2016-03-23 21:11:47 -0700 |
| commit | 6fce6a4e6f8402963dfa18a8ac41da226646b0c1 (patch) | |
| tree | 7eb81996a4ba46607e2bd9e2ef1f117ac9133149 /drivers/gpu/msm | |
| parent | 9facb99df7041ed3faf4888f2f12968ff48e9540 (diff) | |
msm: kgsl: Skip a5xx_post_start if it isn't needed
a5xx_post_start() is currently only used for either an A530 workaround
OR preemption. If neither are allocated then memory is allocated in
the ringbuffer for no reason and it confuses everybody.
Change-Id: Ic0dedbad7615ba0593da5eb701cc5943877883f4
Signed-off-by: Jordan Crouse <jcrouse@codeaurora.org>
Diffstat (limited to 'drivers/gpu/msm')
| -rw-r--r-- | drivers/gpu/msm/adreno_a5xx.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/msm/adreno_a5xx.c b/drivers/gpu/msm/adreno_a5xx.c index 6c57c5741077..07408851f813 100644 --- a/drivers/gpu/msm/adreno_a5xx.c +++ b/drivers/gpu/msm/adreno_a5xx.c @@ -1826,6 +1826,10 @@ static void a5xx_post_start(struct adreno_device *adreno_dev) unsigned int *cmds, *start; struct adreno_ringbuffer *rb = adreno_dev->cur_rb; + if (!adreno_is_a530(adreno_dev) && + !adreno_is_preemption_enabled(adreno_dev)) + return; + cmds = adreno_ringbuffer_allocspace(rb, 42); if (IS_ERR_OR_NULL(cmds)) return; |