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| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2011-09-22 12:20:55 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2011-09-27 09:25:51 +0100 |
| commit | ac3e2fa6770052a82d42fc4db194a27317518c97 (patch) | |
| tree | eb7ebc48ec1e1a7df9e4808903c621468be6ac41 | |
| parent | 40d3e0f4942ec12c4521fe1b2a2b774164cd2c80 (diff) | |
| download | lwn-ac3e2fa6770052a82d42fc4db194a27317518c97.tar.gz lwn-ac3e2fa6770052a82d42fc4db194a27317518c97.zip | |
clk: amba bus: convert to clk_prepare()/clk_unprepare()
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
| -rw-r--r-- | drivers/amba/bus.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/amba/bus.c b/drivers/amba/bus.c index 84bdaace56c8..bd230e801131 100644 --- a/drivers/amba/bus.c +++ b/drivers/amba/bus.c @@ -460,9 +460,17 @@ static int amba_get_enable_pclk(struct amba_device *pcdev) if (IS_ERR(pclk)) return PTR_ERR(pclk); + ret = clk_prepare(pclk); + if (ret) { + clk_put(pclk); + return ret; + } + ret = clk_enable(pclk); - if (ret) + if (ret) { + clk_unprepare(pclk); clk_put(pclk); + } return ret; } @@ -472,6 +480,7 @@ static void amba_put_disable_pclk(struct amba_device *pcdev) struct clk *pclk = pcdev->pclk; clk_disable(pclk); + clk_unprepare(pclk); clk_put(pclk); } |