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path: root/drivers/clk/samsung/clk-cpu.c
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Diffstat (limited to 'drivers/clk/samsung/clk-cpu.c')
-rw-r--r--drivers/clk/samsung/clk-cpu.c20
1 files changed, 11 insertions, 9 deletions
diff --git a/drivers/clk/samsung/clk-cpu.c b/drivers/clk/samsung/clk-cpu.c
index fbf4c4208e06..300f8d5d3c48 100644
--- a/drivers/clk/samsung/clk-cpu.c
+++ b/drivers/clk/samsung/clk-cpu.c
@@ -133,7 +133,7 @@ static void wait_until_divider_stable(void __iomem *div_reg, unsigned long mask)
if (!(readl(div_reg) & mask))
return;
- pr_err("%s: timeout in divider stablization\n", __func__);
+ pr_err("%s: timeout in divider stabilization\n", __func__);
}
/*
@@ -243,7 +243,7 @@ static int exynos_cpuclk_pre_rate_change(struct clk_notifier_data *ndata,
if (cpuclk->flags & CLK_CPU_NEEDS_DEBUG_ALT_DIV) {
/*
* In Exynos4210, ATB clock parent is also mout_core. So
- * ATB clock also needs to be mantained at safe speed.
+ * ATB clock also needs to be maintained at safe speed.
*/
alt_div |= E4210_DIV0_ATB_MASK;
alt_div_mask |= E4210_DIV0_ATB_MASK;
@@ -567,12 +567,14 @@ static int exynos850_cpuclk_post_rate_change(struct clk_notifier_data *ndata,
/* -------------------------------------------------------------------------- */
/* Common round rate callback usable for all types of CPU clocks */
-static long exynos_cpuclk_round_rate(struct clk_hw *hw, unsigned long drate,
- unsigned long *prate)
+static int exynos_cpuclk_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
struct clk_hw *parent = clk_hw_get_parent(hw);
- *prate = clk_hw_round_rate(parent, drate);
- return *prate;
+ req->best_parent_rate = clk_hw_round_rate(parent, req->rate);
+ req->rate = req->best_parent_rate;
+
+ return 0;
}
/* Common recalc rate callback usable for all types of CPU clocks */
@@ -591,7 +593,7 @@ static unsigned long exynos_cpuclk_recalc_rate(struct clk_hw *hw,
static const struct clk_ops exynos_cpuclk_clk_ops = {
.recalc_rate = exynos_cpuclk_recalc_rate,
- .round_rate = exynos_cpuclk_round_rate,
+ .determine_rate = exynos_cpuclk_determine_rate,
};
/*
@@ -689,8 +691,8 @@ static int __init exynos_register_cpu_clock(struct samsung_clk_provider *ctx,
for (num_cfgs = 0; clk_data->cfg[num_cfgs].prate != 0; )
num_cfgs++;
- cpuclk->cfg = kmemdup(clk_data->cfg, sizeof(*clk_data->cfg) * num_cfgs,
- GFP_KERNEL);
+ cpuclk->cfg = kmemdup_array(clk_data->cfg, num_cfgs, sizeof(*cpuclk->cfg),
+ GFP_KERNEL);
if (!cpuclk->cfg) {
ret = -ENOMEM;
goto unregister_clk_nb;