diff options
| author | Ujwal Patel <ujwalp@codeaurora.org> | 2014-02-27 10:11:40 -0800 |
|---|---|---|
| committer | David Keitel <dkeitel@codeaurora.org> | 2016-03-23 20:27:30 -0700 |
| commit | 59205e68de2a412cd6971ff43d22e06a8d42b9e8 (patch) | |
| tree | f30e72b8eed1c8c5c5d811e5c6194a5c5f212227 /drivers/video/fbdev | |
| parent | 5f335fb759d48474df1c798cb15eee215ebcaa0b (diff) | |
msm: mdss: extend SW reset assert until VBIF halt is finished
If pipe is supposed to be halted using SW reset assert, extend
assert of SW reset until corresponding VBIF client is halted.
Change-Id: Iabe6a2c6302483fc9d14cedbd1480bb6c644597e
Signed-off-by: Ujwal Patel <ujwalp@codeaurora.org>
Diffstat (limited to 'drivers/video/fbdev')
| -rw-r--r-- | drivers/video/fbdev/msm/mdss_mdp_pipe.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/video/fbdev/msm/mdss_mdp_pipe.c b/drivers/video/fbdev/msm/mdss_mdp_pipe.c index 85acc1366b1e..eae2213aa615 100644 --- a/drivers/video/fbdev/msm/mdss_mdp_pipe.c +++ b/drivers/video/fbdev/msm/mdss_mdp_pipe.c @@ -808,9 +808,6 @@ int mdss_mdp_pipe_fetch_halt(struct mdss_mdp_pipe *pipe) writel_relaxed(reg_val | BIT(pipe->sw_reset.bit_off), mdata->mdp_base + sw_reset_off); wmb(); - writel_relaxed(reg_val & ~BIT(pipe->sw_reset.bit_off), - mdata->mdp_base + sw_reset_off); - wmb(); } mutex_unlock(&mdata->reg_lock); @@ -830,6 +827,10 @@ int mdss_mdp_pipe_fetch_halt(struct mdss_mdp_pipe *pipe) mdata->vbif_base + MMSS_VBIF_XIN_HALT_CTRL0); if (sw_reset_avail) { + writel_relaxed(reg_val & ~BIT(pipe->sw_reset.bit_off), + mdata->mdp_base + sw_reset_off); + wmb(); + reg_val = readl_relaxed(mdata->mdp_base + clk_ctrl_off); reg_val |= BIT(pipe->clk_ctrl.bit_off + CLK_FORCE_OFF_OFFSET); |