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| author | Colin Cross <ccross@android.com> | 2011-02-12 16:43:05 -0800 |
|---|---|---|
| committer | Colin Cross <ccross@android.com> | 2011-02-21 00:10:43 -0800 |
| commit | 4729fd7a7dfe7847b4870801ad12222adaeb016c (patch) | |
| tree | 4e91328db46cc6c5ddd91d6e75323020c4623c42 /arch/arm/mach-tegra/include | |
| parent | f151961173bf28047d01b410969f05e485f56d7e (diff) | |
| download | lwn-4729fd7a7dfe7847b4870801ad12222adaeb016c.tar.gz lwn-4729fd7a7dfe7847b4870801ad12222adaeb016c.zip | |
ARM: tegra: clock: Convert global lock to a lock per clock
Give each clock its own lock, and remove all lock traversals from
parent to child clocks to prevent AB-BA deadlocks.
This brings the locking in line with the common struct clk
patches and should make conversion simple.
Acked-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Colin Cross <ccross@android.com>
Diffstat (limited to 'arch/arm/mach-tegra/include')
| -rw-r--r-- | arch/arm/mach-tegra/include/mach/clk.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/include/mach/clk.h b/arch/arm/mach-tegra/include/mach/clk.h index 633865298ae4..fa7f9ca1fdbd 100644 --- a/arch/arm/mach-tegra/include/mach/clk.h +++ b/arch/arm/mach-tegra/include/mach/clk.h @@ -25,4 +25,5 @@ struct clk; void tegra_periph_reset_deassert(struct clk *c); void tegra_periph_reset_assert(struct clk *c); +unsigned long clk_get_rate_all_locked(struct clk *c); #endif |