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);