diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-23 12:33:02 -0700 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-23 12:33:02 -0700 |
commit | c44dead70a841d90ddc01968012f323c33217c9e (patch) | |
tree | 85489ebe9b9a3413cd8ee197ffb40c8aa8d97e63 /drivers/usb/renesas_usbhs/mod.h | |
parent | 99dff5856220a02b8711f2e8746413ea6e53ccf6 (diff) | |
parent | d5f6db9e1aff6ccf1876224f152c0268b0c8a992 (diff) |
Merge branch 'usb-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6
* 'usb-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6: (205 commits)
USB: EHCI: Remove SPARC_LEON {read,write}_be definitions from ehci.h
USB: UHCI: Support big endian GRUSBHC HC
sparc: add {read,write}*_be routines
USB: UHCI: Add support for big endian descriptors
USB: UHCI: Use ACCESS_ONCE rather than using a full compiler barrier
USB: UHCI: Add support for big endian mmio
usb-storage: Correct adjust_quirks to include latest flags
usb/isp1760: Fix possible unlink problems
usb/isp1760: Move function isp1760_endpoint_disable() within file.
USB: remove remaining usages of hcd->state from usbcore and fix regression
usb: musb: ux500: add configuration and build options for ux500 dma
usb: musb: ux500: add dma glue layer for ux500
usb: musb: ux500: add dma name for ux500
usb: musb: ux500: add ux500 specific code for gadget side
usb: musb: fix compile error
usb-storage: fix up the unusual_realtek device list
USB: gadget: f_audio: Fix invalid dereference of initdata
EHCI: don't rescan interrupt QHs needlessly
OHCI: fix regression caused by nVidia shutdown workaround
USB: OTG: msm: Free VCCCX regulator even if we can't set the voltage
...
Diffstat (limited to 'drivers/usb/renesas_usbhs/mod.h')
-rw-r--r-- | drivers/usb/renesas_usbhs/mod.h | 137 |
1 files changed, 137 insertions, 0 deletions
diff --git a/drivers/usb/renesas_usbhs/mod.h b/drivers/usb/renesas_usbhs/mod.h new file mode 100644 index 00000000000..5c845a28a21 --- /dev/null +++ b/drivers/usb/renesas_usbhs/mod.h @@ -0,0 +1,137 @@ +/* + * Renesas USB driver + * + * Copyright (C) 2011 Renesas Solutions Corp. + * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + * + */ +#ifndef RENESAS_USB_MOD_H +#define RENESAS_USB_MOD_H + +#include <linux/spinlock.h> +#include <linux/usb/renesas_usbhs.h> +#include "./common.h" + +/* + * struct + */ +struct usbhs_irq_state { + u16 intsts0; + u16 intsts1; + u16 brdysts; + u16 nrdysts; + u16 bempsts; + u16 dvstctr; +}; + +struct usbhs_mod { + char *name; + + /* + * entry point from common.c + */ + int (*start)(struct usbhs_priv *priv); + int (*stop)(struct usbhs_priv *priv); + + /* INTSTS0 :: DVST (DVSQ) */ + int (*irq_dev_state)(struct usbhs_priv *priv, + struct usbhs_irq_state *irq_state); + + /* INTSTS0 :: CTRT (CTSQ) */ + int (*irq_ctrl_stage)(struct usbhs_priv *priv, + struct usbhs_irq_state *irq_state); + + /* INTSTS0 :: BEMP */ + /* BEMPSTS */ + int (*irq_empty)(struct usbhs_priv *priv, + struct usbhs_irq_state *irq_state); + u16 irq_bempsts; + + /* INTSTS0 :: BRDY */ + /* BRDYSTS */ + int (*irq_ready)(struct usbhs_priv *priv, + struct usbhs_irq_state *irq_state); + u16 irq_brdysts; + + struct usbhs_priv *priv; +}; + +struct usbhs_mod_info { + struct usbhs_mod *mod[USBHS_MAX]; + struct usbhs_mod *curt; /* current mod */ + + /* + * INTSTS0 :: VBINT + * + * This function will be used as autonomy mode + * when platform cannot call notify_hotplug. + * + * This callback cannot be member of "struct usbhs_mod" + * because it will be used even though + * host/gadget has not been selected. + */ + int (*irq_vbus)(struct usbhs_priv *priv, + struct usbhs_irq_state *irq_state); +}; + +/* + * for host/gadget module + */ +struct usbhs_mod *usbhs_mod_get(struct usbhs_priv *priv, int id); +struct usbhs_mod *usbhs_mod_get_current(struct usbhs_priv *priv); +void usbhs_mod_register(struct usbhs_priv *priv, struct usbhs_mod *usb, int id); +int usbhs_mod_is_host(struct usbhs_priv *priv, struct usbhs_mod *mod); +int usbhs_mod_change(struct usbhs_priv *priv, int id); +int usbhs_mod_probe(struct usbhs_priv *priv); +void usbhs_mod_remove(struct usbhs_priv *priv); + +void usbhs_mod_autonomy_mode(struct usbhs_priv *priv); + +/* + * status functions + */ +int usbhs_status_get_usb_speed(struct usbhs_irq_state *irq_state); +int usbhs_status_get_device_state(struct usbhs_irq_state *irq_state); +int usbhs_status_get_ctrl_stage(struct usbhs_irq_state *irq_state); + +/* + * callback functions + */ +void usbhs_irq_callback_update(struct usbhs_priv *priv, struct usbhs_mod *mod); + + +#define usbhs_mod_call(priv, func, param...) \ + ({ \ + struct usbhs_mod *mod; \ + mod = usbhs_mod_get_current(priv); \ + !mod ? -ENODEV : \ + !mod->func ? 0 : \ + mod->func(param); \ + }) + +/* + * gadget control + */ +#ifdef CONFIG_USB_RENESAS_USBHS_UDC +extern int __devinit usbhs_mod_gadget_probe(struct usbhs_priv *priv); +extern void __devexit usbhs_mod_gadget_remove(struct usbhs_priv *priv); +#else +static inline int usbhs_mod_gadget_probe(struct usbhs_priv *priv) +{ + return 0; +} +static inline void usbhs_mod_gadget_remove(struct usbhs_priv *priv) +{ +} +#endif + +#endif /* RENESAS_USB_MOD_H */ |