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Merge branch 'for-next/musb' of git://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb into usb-next

Browse Source 
* 'for-next/musb' of git://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb:
  usb: musb: remove extern qualifier from musb_debug.h header
  usb: musb: cleanup kconfig
  usb: musb: trivial Kconfig cleanups
  musb: omap2430: avoid pm_runtime_disable()
  usb: musb: remove a bit of indentation
  usb: musb: trivial cleanup
  usb: musb: fix pm_runtime mismatch
This commit is contained in:
Greg Kroah-Hartman 2011-12-22 13:59:53 -08:00
commit 6db174eaad
4 changed files with 20 additions and 33 deletions
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12
drivers/usb/musb/Kconfig
View File

@ -5,13 +5,13 @@
# (M)HDRC = (Multipoint) Highspeed Dual-Role Controller
config USB_MUSB_HDRC
tristate 'Inventra Highspeed Dual Role Controller (TI, ADI, ...)'
depends on USB && USB_GADGET
select NOP_USB_XCEIV if (ARCH_DAVINCI || MACH_OMAP3EVM || BLACKFIN)
select TWL4030_USB if MACH_OMAP_3430SDP
select TWL6030_USB if MACH_OMAP_4430SDP || MACH_OMAP4_PANDA
select USB_OTG_UTILS
select USB_GADGET_DUALSPEED
tristate 'Inventra Highspeed Dual Role Controller (TI, ADI, ...)'
help
Say Y here if your system has a dual role high speed USB
controller based on the Mentor Graphics silicon IP. Then
@ -30,9 +30,10 @@ config USB_MUSB_HDRC
To compile this driver as a module, choose M here; the
module will be called "musb-hdrc".
if USB_MUSB_HDRC
choice
prompt "Platform Glue Layer"
depends on USB_MUSB_HDRC
config USB_MUSB_DAVINCI
tristate "DaVinci"
@ -77,28 +78,24 @@ choice
config USB_UX500_DMA
bool 'ST Ericsson U8500 and U5500'
depends on USB_MUSB_HDRC
depends on USB_MUSB_UX500
help
Enable DMA transfers on UX500 platforms.
config USB_INVENTRA_DMA
bool 'Inventra'
depends on USB_MUSB_HDRC
depends on USB_MUSB_OMAP2PLUS || USB_MUSB_BLACKFIN
help
Enable DMA transfers using Mentor's engine.
config USB_TI_CPPI_DMA
bool 'TI CPPI (Davinci)'
depends on USB_MUSB_HDRC
depends on USB_MUSB_DAVINCI
help
Enable DMA transfers when TI CPPI DMA is available.
config USB_TUSB_OMAP_DMA
bool 'TUSB 6010'
depends on USB_MUSB_HDRC
depends on USB_MUSB_TUSB6010
depends on ARCH_OMAP
help
@ -106,7 +103,6 @@ config USB_TUSB_OMAP_DMA
config MUSB_PIO_ONLY
bool 'Disable DMA (always use PIO)'
depends on USB_MUSB_HDRC
help
All data is copied between memory and FIFO by the CPU.
DMA controllers are ignored.
@ -117,3 +113,5 @@ config MUSB_PIO_ONLY
parameter.
endchoice
endif # USB_MUSB_HDRC

2
drivers/usb/musb/musb_core.c
View File

@ -2012,8 +2012,6 @@ musb_init_controller(struct device *dev, int nIrq, void __iomem *ctrl)
if (status < 0)
goto fail3;
pm_runtime_put(musb->controller);
status = musb_init_debugfs(musb);
if (status < 0)
goto fail4;

4
drivers/usb/musb/musb_debug.h
View File

@ -43,8 +43,8 @@
#define ERR(fmt, args...) yprintk(KERN_ERR, fmt, ## args)
#ifdef CONFIG_DEBUG_FS
extern int musb_init_debugfs(struct musb *musb);
extern void musb_exit_debugfs(struct musb *musb);
int musb_init_debugfs(struct musb *musb);
void musb_exit_debugfs(struct musb *musb);
#else
static inline int musb_init_debugfs(struct musb *musb)
{

35
drivers/usb/musb/omap2430.c
View File

@ -245,13 +245,7 @@ static void musb_otg_notifier_work(struct work_struct *data_notifier_work)
case USB_EVENT_ID:
dev_dbg(musb->controller, "ID GND\n");
if (is_otg_enabled(musb)) {
if (musb->gadget_driver) {
pm_runtime_get_sync(musb->controller);
otg_init(musb->xceiv);
omap2430_musb_set_vbus(musb, 1);
}
} else {
if (!is_otg_enabled(musb) || musb->gadget_driver) {
pm_runtime_get_sync(musb->controller);
otg_init(musb->xceiv);
omap2430_musb_set_vbus(musb, 1);
@ -342,7 +336,6 @@ static int omap2430_musb_init(struct musb *musb)
return 0;
err1:
pm_runtime_disable(dev);
return status;
}
@ -358,20 +351,19 @@ static void omap2430_musb_enable(struct musb *musb)
case USB_EVENT_ID:
otg_init(musb->xceiv);
if (data->interface_type == MUSB_INTERFACE_UTMI) {
devctl = musb_readb(musb->mregs, MUSB_DEVCTL);
/* start the session */
devctl |= MUSB_DEVCTL_SESSION;
musb_writeb(musb->mregs, MUSB_DEVCTL, devctl);
while (musb_readb(musb->mregs, MUSB_DEVCTL) &
MUSB_DEVCTL_BDEVICE) {
cpu_relax();
if (data->interface_type != MUSB_INTERFACE_UTMI)
break;
devctl = musb_readb(musb->mregs, MUSB_DEVCTL);
/* start the session */
devctl |= MUSB_DEVCTL_SESSION;
musb_writeb(musb->mregs, MUSB_DEVCTL, devctl);
while (musb_readb(musb->mregs, MUSB_DEVCTL) &
MUSB_DEVCTL_BDEVICE) {
cpu_relax();
if (time_after(jiffies, timeout)) {
dev_err(musb->controller,
"configured as A device timeout");
break;
}
if (time_after(jiffies, timeout)) {
dev_err(dev, "configured as A device timeout");
break;
}
}
break;
@ -486,7 +478,6 @@ static int __exit omap2430_remove(struct platform_device *pdev)
platform_device_del(glue->musb);
platform_device_put(glue->musb);
pm_runtime_put(&pdev->dev);
pm_runtime_disable(&pdev->dev);
kfree(glue);
return 0;