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| author | Al Viro <viro@zeniv.linux.org.uk> | 2016-07-01 06:34:49 +0300 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2016-07-01 06:34:49 +0300 |
| commit | b223f4e215b32849b841e750e83a915b670070f5 (patch) | |
| tree | 75340f6305028de331a17255018869822b3886d2 /drivers/phy/phy-exynos-mipi-video.c | |
| parent | f4e6d844bdc142322905d137a9e44e07eee43c5c (diff) | |
| parent | 0cac643c102c0632dc2cc81e2490b0fec1cac0af (diff) | |
| download | linux-b223f4e215b32849b841e750e83a915b670070f5.tar.xz | |
Merge branch 'd_real' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/vfs into work.misc
Diffstat (limited to 'drivers/phy/phy-exynos-mipi-video.c')
| -rw-r--r-- | drivers/phy/phy-exynos-mipi-video.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/phy/phy-exynos-mipi-video.c b/drivers/phy/phy-exynos-mipi-video.c index cc093ebfda94..8b851f718123 100644 --- a/drivers/phy/phy-exynos-mipi-video.c +++ b/drivers/phy/phy-exynos-mipi-video.c @@ -233,8 +233,12 @@ static inline int __is_running(const struct exynos_mipi_phy_desc *data, struct exynos_mipi_video_phy *state) { u32 val; + int ret; + + ret = regmap_read(state->regmaps[data->resetn_map], data->resetn_reg, &val); + if (ret) + return 0; - regmap_read(state->regmaps[data->resetn_map], data->resetn_reg, &val); return val & data->resetn_val; } |