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authorTony Lindgren <tony@atomide.com>2008-11-24 15:02:21 -0500
committerGreg Kroah-Hartman <gregkh@suse.de>2009-01-07 13:00:03 -0500
commit3cb22d658668234edbe6dcb165501e9ef0c0a059 (patch)
treef242d930ce9fce671ee71132e2a7a5f461d93514 /arch/arm/plat-omap/usb.c
parent68144e0cc92125f41157ede7b060f83367bc4fe7 (diff)
USB: otg: sharable otg transceiver ops
Move otg_get/set/put_transceiver() from omap specific code to common otg.c so other upcoming drivers can share them. [ dbrownell@users.sourceforge.net: move to drivers/usb/otg, dox ] Signed-off-by: Tony Lindgren <tony@atomide.com> Signed-off-by: Felipe Balbi <me@felipebalbi.com> Signed-off-by: Philipp Zabel <philipp.zabel@gmail.com> Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'arch/arm/plat-omap/usb.c')
-rw-r--r--arch/arm/plat-omap/usb.c38
1 files changed, 0 insertions, 38 deletions
diff --git a/arch/arm/plat-omap/usb.c b/arch/arm/plat-omap/usb.c
index 2f88ca8b8f38..add0485703b5 100644
--- a/arch/arm/plat-omap/usb.c
+++ b/arch/arm/plat-omap/usb.c
@@ -77,44 +77,6 @@
77 77
78/*-------------------------------------------------------------------------*/ 78/*-------------------------------------------------------------------------*/
79 79
80#if defined(CONFIG_ARCH_OMAP_OTG) || defined(CONFIG_USB_MUSB_OTG)
81
82static struct otg_transceiver *xceiv;
83
84/**
85 * otg_get_transceiver - find the (single) OTG transceiver driver
86 *
87 * Returns the transceiver driver, after getting a refcount to it; or
88 * null if there is no such transceiver. The caller is responsible for
89 * releasing that count.
90 */
91struct otg_transceiver *otg_get_transceiver(void)
92{
93 if (xceiv)
94 get_device(xceiv->dev);
95 return xceiv;
96}
97EXPORT_SYMBOL(otg_get_transceiver);
98
99void otg_put_transceiver(struct otg_transceiver *x)
100{
101 put_device(x->dev);
102}
103EXPORT_SYMBOL(otg_put_transceiver);
104
105int otg_set_transceiver(struct otg_transceiver *x)
106{
107 if (xceiv && x)
108 return -EBUSY;
109 xceiv = x;
110 return 0;
111}
112EXPORT_SYMBOL(otg_set_transceiver);
113
114#endif
115
116/*-------------------------------------------------------------------------*/
117
118#if defined(CONFIG_ARCH_OMAP_OTG) || defined(CONFIG_ARCH_OMAP15XX) 80#if defined(CONFIG_ARCH_OMAP_OTG) || defined(CONFIG_ARCH_OMAP15XX)
119 81
120static void omap2_usb_devconf_clear(u8 port, u32 mask) 82static void omap2_usb_devconf_clear(u8 port, u32 mask)