diff options
| author | Jingoo Han <jg1.han@samsung.com> | 2012-07-18 13:50:59 +0400 |
|---|---|---|
| committer | Florian Tobias Schandinat <FlorianSchandinat@gmx.de> | 2012-07-25 00:56:18 +0400 |
| commit | a2c81bc12c81189928a03a94da1565d0c14e32eb (patch) | |
| tree | e9f20a421b085d2b50e780e97a10cc0bbca86008 /drivers/video/exynos/exynos_dp_reg.c | |
| parent | 1f61ce508a2e88d19045aa77f90f366251419529 (diff) | |
| download | linux-a2c81bc12c81189928a03a94da1565d0c14e32eb.tar.xz | |
video: exynos_dp: use usleep_range instead of delay
This patch replaces udelay and mdelay with usleep_range to remove
the busy loop waiting.
Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
Diffstat (limited to 'drivers/video/exynos/exynos_dp_reg.c')
| -rw-r--r-- | drivers/video/exynos/exynos_dp_reg.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/video/exynos/exynos_dp_reg.c b/drivers/video/exynos/exynos_dp_reg.c index 6ce76d56c3a1..ce401c83f638 100644 --- a/drivers/video/exynos/exynos_dp_reg.c +++ b/drivers/video/exynos/exynos_dp_reg.c @@ -122,7 +122,7 @@ void exynos_dp_reset(struct exynos_dp_device *dp) LS_CLK_DOMAIN_FUNC_EN_N; writel(reg, dp->reg_base + EXYNOS_DP_FUNC_EN_2); - udelay(20); + usleep_range(20, 30); exynos_dp_lane_swap(dp, 0); @@ -988,7 +988,7 @@ void exynos_dp_reset_macro(struct exynos_dp_device *dp) writel(reg, dp->reg_base + EXYNOS_DP_PHY_TEST); /* 10 us is the minimum reset time. */ - udelay(10); + usleep_range(10, 20); reg &= ~MACRO_RST; writel(reg, dp->reg_base + EXYNOS_DP_PHY_TEST); |