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drm/msm/dpu: remove unused variables new_cnt and old_cnt in dpu_encoder_phys_vid_vblank_irq()

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We found two unused variables new_cnt and old_cnt when build kernel with
W=1.

So delete it.

Signed-off-by: Luo Jiaxing <luojiaxing@huawei.com>
Signed-off-by: Rob Clark <robdclark@chromium.org>
This commit is contained in:
Luo Jiaxing 2020-09-16 16:51:38 +08:00 committed by Rob Clark
parent 341a361c46
commit 3c0f462da0
1 changed files with 2 additions and 4 deletions
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6
drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c
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@ -306,7 +306,6 @@ static void dpu_encoder_phys_vid_vblank_irq(void *arg, int irq_idx)
struct dpu_hw_ctl *hw_ctl;
unsigned long lock_flags;
u32 flush_register = 0;
int new_cnt = -1, old_cnt = -1;
hw_ctl = phys_enc->hw_ctl;
@ -316,7 +315,7 @@ static void dpu_encoder_phys_vid_vblank_irq(void *arg, int irq_idx)
phys_enc->parent_ops->handle_vblank_virt(phys_enc->parent,
phys_enc);
old_cnt = atomic_read(&phys_enc->pending_kickoff_cnt);
atomic_read(&phys_enc->pending_kickoff_cnt);
/*
* only decrement the pending flush count if we've actually flushed
@ -328,8 +327,7 @@ static void dpu_encoder_phys_vid_vblank_irq(void *arg, int irq_idx)
flush_register = hw_ctl->ops.get_flush_register(hw_ctl);
if (!(flush_register & hw_ctl->ops.get_pending_flush(hw_ctl)))
new_cnt = atomic_add_unless(&phys_enc->pending_kickoff_cnt,
-1, 0);
atomic_add_unless(&phys_enc->pending_kickoff_cnt, -1, 0);
spin_unlock_irqrestore(phys_enc->enc_spinlock, lock_flags);
/* Signal any waiting atomic commit thread */