diff options
| author | Lowry Li (Arm Technology China) <Lowry.Li@arm.com> | 2019-07-31 14:04:38 +0300 |
|---|---|---|
| committer | james qian wang (Arm Technology China) <james.qian.wang@arm.com> | 2019-09-23 10:31:53 +0300 |
| commit | 8581d51055a08cc6eb061c8856062290e8582ce4 (patch) | |
| tree | 498a22d3cb8254267a1e5dcb09ed7bbc19a58688 /drivers/gpu/drm/arm | |
| parent | 21670bd78a25001cf8ef2679b378c73fb73b904f (diff) | |
| download | linux-8581d51055a08cc6eb061c8856062290e8582ce4.tar.xz | |
drm: Free the writeback_job when it with an empty fb
Adds the check if the writeback_job with an empty fb, then it should
be freed in atomic_check phase.
With this change, the driver users will not check empty fb case any more.
So refined accordingly.
Signed-off-by: Lowry Li (Arm Technology China) <lowry.li@arm.com>
Reviewed-by: Liviu Dudau <liviu.dudau@arm.com>
Reviewed-by: James Qian Wang (Arm Technology China) <james.qian.wang@arm.com>
Signed-off-by: james qian wang (Arm Technology China) <james.qian.wang@arm.com>
Link: https://patchwork.freedesktop.org/patch/msgid/1564571048-15029-2-git-send-email-lowry.li@arm.com
Diffstat (limited to 'drivers/gpu/drm/arm')
| -rw-r--r-- | drivers/gpu/drm/arm/display/komeda/komeda_wb_connector.c | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/arm/malidp_mw.c | 4 |
2 files changed, 3 insertions, 4 deletions
diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_wb_connector.c b/drivers/gpu/drm/arm/display/komeda/komeda_wb_connector.c index 2851cac94d86..23fbee268119 100644 --- a/drivers/gpu/drm/arm/display/komeda/komeda_wb_connector.c +++ b/drivers/gpu/drm/arm/display/komeda/komeda_wb_connector.c @@ -43,9 +43,8 @@ komeda_wb_encoder_atomic_check(struct drm_encoder *encoder, struct komeda_data_flow_cfg dflow; int err; - if (!writeback_job || !writeback_job->fb) { + if (!writeback_job) return 0; - } if (!crtc_st->active) { DRM_DEBUG_ATOMIC("Cannot write the composition result out on a inactive CRTC.\n"); diff --git a/drivers/gpu/drm/arm/malidp_mw.c b/drivers/gpu/drm/arm/malidp_mw.c index 2e812525025d..a59227b2cdb5 100644 --- a/drivers/gpu/drm/arm/malidp_mw.c +++ b/drivers/gpu/drm/arm/malidp_mw.c @@ -130,7 +130,7 @@ malidp_mw_encoder_atomic_check(struct drm_encoder *encoder, struct drm_framebuffer *fb; int i, n_planes; - if (!conn_state->writeback_job || !conn_state->writeback_job->fb) + if (!conn_state->writeback_job) return 0; fb = conn_state->writeback_job->fb; @@ -247,7 +247,7 @@ void malidp_mw_atomic_commit(struct drm_device *drm, mw_state = to_mw_state(conn_state); - if (conn_state->writeback_job && conn_state->writeback_job->fb) { + if (conn_state->writeback_job) { struct drm_framebuffer *fb = conn_state->writeback_job->fb; DRM_DEV_DEBUG_DRIVER(drm->dev, |