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authorStephen Boyd <sboyd@kernel.org>2018-06-01 21:42:07 -0700
committerStephen Boyd <sboyd@kernel.org>2018-06-01 21:43:28 -0700
commitd75d50c016a4eff96e004921402128dc2bc3d65b (patch)
tree7d6160d554e9a5c7cf01be23fb75ea6da05a267c /drivers/clk/bcm
parentc1c2873df06372a108976599583eba7e47483379 (diff)
downloadlinux-d75d50c016a4eff96e004921402128dc2bc3d65b.tar.gz
clk: Return void from debug_init op
We only have two users of the debug_init hook, and we recently stopped
caring about the return value from that op. Finish that off by changing
the clk_op to return void instead of int because it doesn't matter if
debugfs fails or not.

Cc: Eric Anholt <eric@anholt.net>
Cc: David Lechner <david@lechnology.com>
Cc: Sekhar Nori <nsekhar@ti.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Diffstat (limited to 'drivers/clk/bcm')
-rw-r--r--drivers/clk/bcm/clk-bcm2835.c25
1 files changed, 11 insertions, 14 deletions
diff --git a/drivers/clk/bcm/clk-bcm2835.c b/drivers/clk/bcm/clk-bcm2835.c
index 1329440af59f..0bd62efc07f8 100644
--- a/drivers/clk/bcm/clk-bcm2835.c
+++ b/drivers/clk/bcm/clk-bcm2835.c
@@ -394,7 +394,7 @@ out:
 	return count * 1000;
 }
 
-static int bcm2835_debugfs_regset(struct bcm2835_cprman *cprman, u32 base,
+static void bcm2835_debugfs_regset(struct bcm2835_cprman *cprman, u32 base,
 				  struct debugfs_reg32 *regs, size_t nregs,
 				  struct dentry *dentry)
 {
@@ -402,15 +402,13 @@ static int bcm2835_debugfs_regset(struct bcm2835_cprman *cprman, u32 base,
 
 	regset = devm_kzalloc(cprman->dev, sizeof(*regset), GFP_KERNEL);
 	if (!regset)
-		return -ENOMEM;
+		return;
 
 	regset->regs = regs;
 	regset->nregs = nregs;
 	regset->base = cprman->regs + base;
 
 	debugfs_create_regset32("regdump", S_IRUGO, dentry, regset);
-
-	return 0;
 }
 
 struct bcm2835_pll_data {
@@ -728,7 +726,7 @@ static int bcm2835_pll_set_rate(struct clk_hw *hw,
 	return 0;
 }
 
-static int bcm2835_pll_debug_init(struct clk_hw *hw,
+static void bcm2835_pll_debug_init(struct clk_hw *hw,
 				  struct dentry *dentry)
 {
 	struct bcm2835_pll *pll = container_of(hw, struct bcm2835_pll, hw);
@@ -738,7 +736,7 @@ static int bcm2835_pll_debug_init(struct clk_hw *hw,
 
 	regs = devm_kzalloc(cprman->dev, 7 * sizeof(*regs), GFP_KERNEL);
 	if (!regs)
-		return -ENOMEM;
+		return;
 
 	regs[0].name = "cm_ctrl";
 	regs[0].offset = data->cm_ctrl_reg;
@@ -755,7 +753,7 @@ static int bcm2835_pll_debug_init(struct clk_hw *hw,
 	regs[6].name = "ana3";
 	regs[6].offset = data->ana_reg_base + 3 * 4;
 
-	return bcm2835_debugfs_regset(cprman, 0, regs, 7, dentry);
+	bcm2835_debugfs_regset(cprman, 0, regs, 7, dentry);
 }
 
 static const struct clk_ops bcm2835_pll_clk_ops = {
@@ -859,8 +857,8 @@ static int bcm2835_pll_divider_set_rate(struct clk_hw *hw,
 	return 0;
 }
 
-static int bcm2835_pll_divider_debug_init(struct clk_hw *hw,
-					  struct dentry *dentry)
+static void bcm2835_pll_divider_debug_init(struct clk_hw *hw,
+					   struct dentry *dentry)
 {
 	struct bcm2835_pll_divider *divider = bcm2835_pll_divider_from_hw(hw);
 	struct bcm2835_cprman *cprman = divider->cprman;
@@ -869,14 +867,14 @@ static int bcm2835_pll_divider_debug_init(struct clk_hw *hw,
 
 	regs = devm_kzalloc(cprman->dev, 7 * sizeof(*regs), GFP_KERNEL);
 	if (!regs)
-		return -ENOMEM;
+		return;
 
 	regs[0].name = "cm";
 	regs[0].offset = data->cm_reg;
 	regs[1].name = "a2w";
 	regs[1].offset = data->a2w_reg;
 
-	return bcm2835_debugfs_regset(cprman, 0, regs, 2, dentry);
+	bcm2835_debugfs_regset(cprman, 0, regs, 2, dentry);
 }
 
 static const struct clk_ops bcm2835_pll_divider_clk_ops = {
@@ -1252,15 +1250,14 @@ static struct debugfs_reg32 bcm2835_debugfs_clock_reg32[] = {
 	},
 };
 
-static int bcm2835_clock_debug_init(struct clk_hw *hw,
+static void bcm2835_clock_debug_init(struct clk_hw *hw,
 				    struct dentry *dentry)
 {
 	struct bcm2835_clock *clock = bcm2835_clock_from_hw(hw);
 	struct bcm2835_cprman *cprman = clock->cprman;
 	const struct bcm2835_clock_data *data = clock->data;
 
-	return bcm2835_debugfs_regset(
-		cprman, data->ctl_reg,
+	bcm2835_debugfs_regset(cprman, data->ctl_reg,
 		bcm2835_debugfs_clock_reg32,
 		ARRAY_SIZE(bcm2835_debugfs_clock_reg32),
 		dentry);