diff options
| author | Fancy Fang <chen.fang@nxp.com> | 2016-04-22 13:42:09 +0800 |
|---|---|---|
| committer | Frank Li <Frank.Li@nxp.com> | 2016-05-23 15:05:12 -0500 |
| commit | aca13862759eed46d7ec9cc61170e5243b8865b9 (patch) | |
| tree | 18d463b7b7f266ffc820e9630d6fbe39e47d42f4 | |
| parent | 3455774b8d912721a81e46e7a7acb353ddc2ff85 (diff) | |
MLK-12695 dma: pxp-v2: fixing the mismatch calls of pm_runtime suspend/resume
The 'pm_runtime_get_sync()' and 'pm_runtime_put_sync_suspend()'
may be called not pairs. And this will cause the 'usage_count'
to be negative.
Signed-off-by: Fancy Fang <chen.fang@nxp.com>
(cherry picked from commit 10135c736dfc1b3d5c449adb78118e3642b99276)
| -rw-r--r-- | drivers/dma/pxp/pxp_dma_v2.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/dma/pxp/pxp_dma_v2.c b/drivers/dma/pxp/pxp_dma_v2.c index de679b06945c..0128881a1690 100644 --- a/drivers/dma/pxp/pxp_dma_v2.c +++ b/drivers/dma/pxp/pxp_dma_v2.c @@ -1125,11 +1125,10 @@ static void pxp_clk_disable(struct pxps *pxp) if (pxp->clk_disp_axi) clk_disable_unprepare(pxp->clk_disp_axi); pxp->clk_stat = CLK_STAT_OFF; + pm_runtime_put_sync_suspend(pxp->dev); } else spin_unlock_irqrestore(&pxp->lock, flags); - pm_runtime_put_sync_suspend(pxp->dev); - mutex_unlock(&pxp->clk_mutex); } |