Re: [PATCH v5] misc: adds support the FSA9480 USB Switch

[Andrew Morton]

On Wed, 29 Jun 2011 19:14:23 +0900
Donggeun Kim <dg77.kim@xxxxxxxxxxx> wrote:

> The FSA9480 is a USB port accessory detector and switch.
> This patch adds support the FSA9480 USB Switch.
> 
> ...
>
> +static struct fsa9480_usbsw *chip;

So there can only ever be one device per system.  Is this a good
assumption?


Does this fix look OK?

--- a/drivers/misc/fsa9480.c~drivers-misc-add-support-the-fsa9480-usb-switch-fix
+++ a/drivers/misc/fsa9480.c
@@ -145,7 +145,7 @@ static int fsa9480_read_irq(struct i2c_c
 	return ret;
 }
 
-void fsa9480_set_switch(const char *buf)
+static void fsa9480_set_switch(const char *buf)
 {
 	struct fsa9480_usbsw *usbsw = chip;
 	struct i2c_client *client = usbsw->client;
@@ -179,7 +179,7 @@ void fsa9480_set_switch(const char *buf)
 	fsa9480_write_reg(client, FSA9480_REG_CTRL, value);
 }
 
-ssize_t fsa9480_get_switch(char *buf)
+static ssize_t fsa9480_get_switch(char *buf)
 {
 	struct fsa9480_usbsw *usbsw = chip;
 	struct i2c_client *client = usbsw->client;
_

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