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author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2015-02-20 11:54:53 -0800 |
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committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2015-02-20 11:54:53 -0800 |
commit | 4c971aa78314253cce914ed29e3d90df3326d646 (patch) | |
tree | a9dcf0b1fdc9e1aacff90afb5b3ab79983115dcc /drivers/clk/rockchip/clk-cpu.c | |
parent | 4ba24fef3eb3b142197135223b90ced2f319cd53 (diff) | |
parent | 290b799c390d77d27effee3ce312203aaa32ee74 (diff) | |
download | talos-op-linux-4c971aa78314253cce914ed29e3d90df3326d646.tar.gz talos-op-linux-4c971aa78314253cce914ed29e3d90df3326d646.zip |
Merge branch 'next' into for-linus
Second round of updates for 3.20.
Diffstat (limited to 'drivers/clk/rockchip/clk-cpu.c')
-rw-r--r-- | drivers/clk/rockchip/clk-cpu.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/clk/rockchip/clk-cpu.c b/drivers/clk/rockchip/clk-cpu.c index 75c8c45ef728..8539c4fd34cc 100644 --- a/drivers/clk/rockchip/clk-cpu.c +++ b/drivers/clk/rockchip/clk-cpu.c @@ -124,10 +124,11 @@ static int rockchip_cpuclk_pre_rate_change(struct rockchip_cpuclk *cpuclk, { const struct rockchip_cpuclk_reg_data *reg_data = cpuclk->reg_data; unsigned long alt_prate, alt_div; + unsigned long flags; alt_prate = clk_get_rate(cpuclk->alt_parent); - spin_lock(cpuclk->lock); + spin_lock_irqsave(cpuclk->lock, flags); /* * If the old parent clock speed is less than the clock speed @@ -164,7 +165,7 @@ static int rockchip_cpuclk_pre_rate_change(struct rockchip_cpuclk *cpuclk, cpuclk->reg_base + reg_data->core_reg); } - spin_unlock(cpuclk->lock); + spin_unlock_irqrestore(cpuclk->lock, flags); return 0; } @@ -173,6 +174,7 @@ static int rockchip_cpuclk_post_rate_change(struct rockchip_cpuclk *cpuclk, { const struct rockchip_cpuclk_reg_data *reg_data = cpuclk->reg_data; const struct rockchip_cpuclk_rate_table *rate; + unsigned long flags; rate = rockchip_get_cpuclk_settings(cpuclk, ndata->new_rate); if (!rate) { @@ -181,7 +183,7 @@ static int rockchip_cpuclk_post_rate_change(struct rockchip_cpuclk *cpuclk, return -EINVAL; } - spin_lock(cpuclk->lock); + spin_lock_irqsave(cpuclk->lock, flags); if (ndata->old_rate < ndata->new_rate) rockchip_cpuclk_set_dividers(cpuclk, rate); @@ -201,7 +203,7 @@ static int rockchip_cpuclk_post_rate_change(struct rockchip_cpuclk *cpuclk, if (ndata->old_rate > ndata->new_rate) rockchip_cpuclk_set_dividers(cpuclk, rate); - spin_unlock(cpuclk->lock); + spin_unlock_irqrestore(cpuclk->lock, flags); return 0; } |