diff options
| -rw-r--r-- | drivers/usb/musb/musb_core.c | 112 | ||||
| -rw-r--r-- | drivers/usb/musb/musb_core.h | 55 |
2 files changed, 83 insertions, 84 deletions
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c index 516c68c6fa50..5abcfe6ab2ee 100644 --- a/drivers/usb/musb/musb_core.c +++ b/drivers/usb/musb/musb_core.c @@ -2265,8 +2265,6 @@ static int __exit musb_remove(struct platform_device *pdev) #ifdef CONFIG_PM -static struct musb_context_registers musb_context; - void musb_save_context(struct musb *musb) { int i; @@ -2274,65 +2272,65 @@ void musb_save_context(struct musb *musb) void __iomem *epio; if (is_host_enabled(musb)) { - musb_context.frame = musb_readw(musb_base, MUSB_FRAME); - musb_context.testmode = musb_readb(musb_base, MUSB_TESTMODE); - musb_context.busctl = musb_read_ulpi_buscontrol(musb->mregs); + musb->context.frame = musb_readw(musb_base, MUSB_FRAME); + musb->context.testmode = musb_readb(musb_base, MUSB_TESTMODE); + musb->context.busctl = musb_read_ulpi_buscontrol(musb->mregs); } - musb_context.power = musb_readb(musb_base, MUSB_POWER); - musb_context.intrtxe = musb_readw(musb_base, MUSB_INTRTXE); - musb_context.intrrxe = musb_readw(musb_base, MUSB_INTRRXE); - musb_context.intrusbe = musb_readb(musb_base, MUSB_INTRUSBE); - musb_context.index = musb_readb(musb_base, MUSB_INDEX); - musb_context.devctl = musb_readb(musb_base, MUSB_DEVCTL); + musb->context.power = musb_readb(musb_base, MUSB_POWER); + musb->context.intrtxe = musb_readw(musb_base, MUSB_INTRTXE); + musb->context.intrrxe = musb_readw(musb_base, MUSB_INTRRXE); + musb->context.intrusbe = musb_readb(musb_base, MUSB_INTRUSBE); + musb->context.index = musb_readb(musb_base, MUSB_INDEX); + musb->context.devctl = musb_readb(musb_base, MUSB_DEVCTL); for (i = 0; i < musb->config->num_eps; ++i) { epio = musb->endpoints[i].regs; - musb_context.index_regs[i].txmaxp = + musb->context.index_regs[i].txmaxp = musb_readw(epio, MUSB_TXMAXP); - musb_context.index_regs[i].txcsr = + musb->context.index_regs[i].txcsr = musb_readw(epio, MUSB_TXCSR); - musb_context.index_regs[i].rxmaxp = + musb->context.index_regs[i].rxmaxp = musb_readw(epio, MUSB_RXMAXP); - musb_context.index_regs[i].rxcsr = + musb->context.index_regs[i].rxcsr = musb_readw(epio, MUSB_RXCSR); if (musb->dyn_fifo) { - musb_context.index_regs[i].txfifoadd = + musb->context.index_regs[i].txfifoadd = musb_read_txfifoadd(musb_base); - musb_context.index_regs[i].rxfifoadd = + musb->context.index_regs[i].rxfifoadd = musb_read_rxfifoadd(musb_base); - musb_context.index_regs[i].txfifosz = + musb->context.index_regs[i].txfifosz = musb_read_txfifosz(musb_base); - musb_context.index_regs[i].rxfifosz = + musb->context.index_regs[i].rxfifosz = musb_read_rxfifosz(musb_base); } if (is_host_enabled(musb)) { - musb_context.index_regs[i].txtype = + musb->context.index_regs[i].txtype = musb_readb(epio, MUSB_TXTYPE); - musb_context.index_regs[i].txinterval = + musb->context.index_regs[i].txinterval = musb_readb(epio, MUSB_TXINTERVAL); - musb_context.index_regs[i].rxtype = + musb->context.index_regs[i].rxtype = musb_readb(epio, MUSB_RXTYPE); - musb_context.index_regs[i].rxinterval = + musb->context.index_regs[i].rxinterval = musb_readb(epio, MUSB_RXINTERVAL); - musb_context.index_regs[i].txfunaddr = + musb->context.index_regs[i].txfunaddr = musb_read_txfunaddr(musb_base, i); - musb_context.index_regs[i].txhubaddr = + musb->context.index_regs[i].txhubaddr = musb_read_txhubaddr(musb_base, i); - musb_context.index_regs[i].txhubport = + musb->context.index_regs[i].txhubport = musb_read_txhubport(musb_base, i); - musb_context.index_regs[i].rxfunaddr = + musb->context.index_regs[i].rxfunaddr = musb_read_rxfunaddr(musb_base, i); - musb_context.index_regs[i].rxhubaddr = + musb->context.index_regs[i].rxhubaddr = musb_read_rxhubaddr(musb_base, i); - musb_context.index_regs[i].rxhubport = + musb->context.index_regs[i].rxhubport = musb_read_rxhubport(musb_base, i); } } - musb_platform_save_context(musb, &musb_context); + musb_platform_save_context(musb, &musb->context); } void musb_restore_context(struct musb *musb) @@ -2342,67 +2340,67 @@ void musb_restore_context(struct musb *musb) void __iomem *ep_target_regs; void __iomem *epio; - musb_platform_restore_context(musb, &musb_context); + musb_platform_restore_context(musb, &musb->context); if (is_host_enabled(musb)) { - musb_writew(musb_base, MUSB_FRAME, musb_context.frame); - musb_writeb(musb_base, MUSB_TESTMODE, musb_context.testmode); - musb_write_ulpi_buscontrol(musb->mregs, musb_context.busctl); + musb_writew(musb_base, MUSB_FRAME, musb->context.frame); + musb_writeb(musb_base, MUSB_TESTMODE, musb->context.testmode); + musb_write_ulpi_buscontrol(musb->mregs, musb->context.busctl); } - musb_writeb(musb_base, MUSB_POWER, musb_context.power); - musb_writew(musb_base, MUSB_INTRTXE, musb_context.intrtxe); - musb_writew(musb_base, MUSB_INTRRXE, musb_context.intrrxe); - musb_writeb(musb_base, MUSB_INTRUSBE, musb_context.intrusbe); - musb_writeb(musb_base, MUSB_DEVCTL, musb_context.devctl); + musb_writeb(musb_base, MUSB_POWER, musb->context.power); + musb_writew(musb_base, MUSB_INTRTXE, musb->context.intrtxe); + musb_writew(musb_base, MUSB_INTRRXE, musb->context.intrrxe); + musb_writeb(musb_base, MUSB_INTRUSBE, musb->context.intrusbe); + musb_writeb(musb_base, MUSB_DEVCTL, musb->context.devctl); for (i = 0; i < musb->config->num_eps; ++i) { epio = musb->endpoints[i].regs; musb_writew(epio, MUSB_TXMAXP, - musb_context.index_regs[i].txmaxp); + musb->context.index_regs[i].txmaxp); musb_writew(epio, MUSB_TXCSR, - musb_context.index_regs[i].txcsr); + musb->context.index_regs[i].txcsr); musb_writew(epio, MUSB_RXMAXP, - musb_context.index_regs[i].rxmaxp); + musb->context.index_regs[i].rxmaxp); musb_writew(epio, MUSB_RXCSR, - musb_context.index_regs[i].rxcsr); + musb->context.index_regs[i].rxcsr); if (musb->dyn_fifo) { musb_write_txfifosz(musb_base, - musb_context.index_regs[i].txfifosz); + musb->context.index_regs[i].txfifosz); musb_write_rxfifosz(musb_base, - musb_context.index_regs[i].rxfifosz); + musb->context.index_regs[i].rxfifosz); musb_write_txfifoadd(musb_base, - musb_context.index_regs[i].txfifoadd); + musb->context.index_regs[i].txfifoadd); musb_write_rxfifoadd(musb_base, - musb_context.index_regs[i].rxfifoadd); + musb->context.index_regs[i].rxfifoadd); } if (is_host_enabled(musb)) { musb_writeb(epio, MUSB_TXTYPE, - musb_context.index_regs[i].txtype); + musb->context.index_regs[i].txtype); musb_writeb(epio, MUSB_TXINTERVAL, - musb_context.index_regs[i].txinterval); + musb->context.index_regs[i].txinterval); musb_writeb(epio, MUSB_RXTYPE, - musb_context.index_regs[i].rxtype); + musb->context.index_regs[i].rxtype); musb_writeb(epio, MUSB_RXINTERVAL, - musb_context.index_regs[i].rxinterval); + musb->context.index_regs[i].rxinterval); musb_write_txfunaddr(musb_base, i, - musb_context.index_regs[i].txfunaddr); + musb->context.index_regs[i].txfunaddr); musb_write_txhubaddr(musb_base, i, - musb_context.index_regs[i].txhubaddr); + musb->context.index_regs[i].txhubaddr); musb_write_txhubport(musb_base, i, - musb_context.index_regs[i].txhubport); + musb->context.index_regs[i].txhubport); ep_target_regs = musb_read_target_reg_base(i, musb_base); musb_write_rxfunaddr(ep_target_regs, - musb_context.index_regs[i].rxfunaddr); + musb->context.index_regs[i].rxfunaddr); musb_write_rxhubaddr(ep_target_regs, - musb_context.index_regs[i].rxhubaddr); + musb->context.index_regs[i].rxhubaddr); musb_write_rxhubport(ep_target_regs, - musb_context.index_regs[i].rxhubport); + musb->context.index_regs[i].rxhubport); } } } diff --git a/drivers/usb/musb/musb_core.h b/drivers/usb/musb/musb_core.h index 68fc76f5e316..cb393e4a3722 100644 --- a/drivers/usb/musb/musb_core.h +++ b/drivers/usb/musb/musb_core.h @@ -353,6 +353,33 @@ static inline struct usb_request *next_out_request(struct musb_hw_ep *hw_ep) #endif } +struct musb_csr_regs { + /* FIFO registers */ + u16 txmaxp, txcsr, rxmaxp, rxcsr; + u16 rxfifoadd, txfifoadd; + u8 txtype, txinterval, rxtype, rxinterval; + u8 rxfifosz, txfifosz; + u8 txfunaddr, txhubaddr, txhubport; + u8 rxfunaddr, rxhubaddr, rxhubport; +}; + +struct musb_context_registers { + +#if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3) || \ + defined(CONFIG_ARCH_OMAP4) + u32 otg_sysconfig, otg_forcestandby; +#endif + u8 power; + u16 intrtxe, intrrxe; + u8 intrusbe; + u16 frame; + u8 index, testmode; + + u8 devctl, busctl, misc; + + struct musb_csr_regs index_regs[MUSB_C_NUM_EPS]; +}; + /* * struct musb - Driver instance data. */ @@ -363,6 +390,7 @@ struct musb { struct clk *phy_clock; const struct musb_platform_ops *ops; + struct musb_context_registers context; irqreturn_t (*isr)(int, void *); struct work_struct irq_work; @@ -582,33 +610,6 @@ extern irqreturn_t musb_interrupt(struct musb *); extern void musb_hnp_stop(struct musb *musb); #ifdef CONFIG_PM -struct musb_csr_regs { - /* FIFO registers */ - u16 txmaxp, txcsr, rxmaxp, rxcsr; - u16 rxfifoadd, txfifoadd; - u8 txtype, txinterval, rxtype, rxinterval; - u8 rxfifosz, txfifosz; - u8 txfunaddr, txhubaddr, txhubport; - u8 rxfunaddr, rxhubaddr, rxhubport; -}; - -struct musb_context_registers { - -#if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3) || \ - defined(CONFIG_ARCH_OMAP4) - u32 otg_sysconfig, otg_forcestandby; -#endif - u8 power; - u16 intrtxe, intrrxe; - u8 intrusbe; - u16 frame; - u8 index, testmode; - - u8 devctl, busctl, misc; - - struct musb_csr_regs index_regs[MUSB_C_NUM_EPS]; -}; - #if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3) || \ defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_BLACKFIN) extern void musb_platform_save_context(struct musb *musb, |