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Subject[PATCH 3/6] drm/msm/dpu: Remove unnecessary NULL checks
Date
dpu_crtc_mixer.hw_lm will never be NULL, so don't check.

Signed-off-by: Drew Davenport <ddavenport@chromium.org>
---

drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c | 13 +++----------
1 file changed, 3 insertions(+), 10 deletions(-)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
index b9ed8285ab39..bf513411b243 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
@@ -197,10 +197,6 @@ static void _dpu_crtc_blend_setup(struct drm_crtc *crtc)
DPU_DEBUG("%s\n", dpu_crtc->name);

for (i = 0; i < cstate->num_mixers; i++) {
- if (!mixer[i].hw_lm) {
- DPU_ERROR("invalid lm assigned to mixer\n");
- return;
- }
mixer[i].mixer_op_mode = 0;
mixer[i].flush_mask = 0;
if (mixer[i].lm_ctl->ops.clear_all_blendstages)
@@ -1113,12 +1109,9 @@ static int _dpu_debugfs_status_show(struct seq_file *s, void *data)

for (i = 0; i < cstate->num_mixers; ++i) {
m = &cstate->mixers[i];
- if (!m->hw_lm)
- seq_printf(s, "\tmixer[%d] has no lm\n", i);
- else
- seq_printf(s, "\tmixer:%d ctl:%d width:%d height:%d\n",
- m->hw_lm->idx - LM_0, m->lm_ctl->idx - CTL_0,
- out_width, mode->vdisplay);
+ seq_printf(s, "\tmixer:%d ctl:%d width:%d height:%d\n",
+ m->hw_lm->idx - LM_0, m->lm_ctl->idx - CTL_0,
+ out_width, mode->vdisplay);
}

seq_puts(s, "\n");
--
2.21.0
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