From: Bjorn Andersson <bjorn.andersson@linaro.org>
Date: Wed, 12 Jul 2017 15:04:16 -0700
Subject: clk: Provide bulk prepare_enable disable_unprepare variants
Git-commit: 3c48d86cc959309ee168fb87737a8cb3f97c5224
Patch-mainline: v4.13-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166
This extends the existing set of bulk helpers with prepare_enable and
disable_unprepare variants.
Cc: Russell King <linux@armlinux.org.uk>,
Cc: Dong Aisheng <aisheng.dong@nxp.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
include/linux/clk.h | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)
--- a/include/linux/clk.h
+++ b/include/linux/clk.h
@@ -657,6 +657,28 @@ static inline void clk_disable_unprepare
clk_unprepare(clk);
}
+static inline int clk_bulk_prepare_enable(int num_clks,
+ struct clk_bulk_data *clks)
+{
+ int ret;
+
+ ret = clk_bulk_prepare(num_clks, clks);
+ if (ret)
+ return ret;
+ ret = clk_bulk_enable(num_clks, clks);
+ if (ret)
+ clk_bulk_unprepare(num_clks, clks);
+
+ return ret;
+}
+
+static inline void clk_bulk_disable_unprepare(int num_clks,
+ struct clk_bulk_data *clks)
+{
+ clk_bulk_disable(num_clks, clks);
+ clk_bulk_unprepare(num_clks, clks);
+}
+
#if defined(CONFIG_OF) && defined(CONFIG_COMMON_CLK)
struct clk *of_clk_get(struct device_node *np, int index);
struct clk *of_clk_get_by_name(struct device_node *np, const char *name);