diff options
Diffstat (limited to 'drivers/usb/gadget/net2280.c')
| -rw-r--r-- | drivers/usb/gadget/net2280.c | 59 |
1 files changed, 33 insertions, 26 deletions
diff --git a/drivers/usb/gadget/net2280.c b/drivers/usb/gadget/net2280.c index e47e398daeb5..477fab2e74d1 100644 --- a/drivers/usb/gadget/net2280.c +++ b/drivers/usb/gadget/net2280.c @@ -376,7 +376,7 @@ static int net2280_disable (struct usb_ep *_ep) /*-------------------------------------------------------------------------*/ static struct usb_request * -net2280_alloc_request (struct usb_ep *_ep, int gfp_flags) +net2280_alloc_request (struct usb_ep *_ep, unsigned gfp_flags) { struct net2280_ep *ep; struct net2280_request *req; @@ -448,7 +448,7 @@ net2280_free_request (struct usb_ep *_ep, struct usb_request *_req) #elif defined(CONFIG_PPC) && !defined(CONFIG_NOT_COHERENT_CACHE) #define USE_KMALLOC -#elif defined(CONFIG_MIPS) && !defined(CONFIG_NONCOHERENT_IO) +#elif defined(CONFIG_MIPS) && !defined(CONFIG_DMA_NONCOHERENT) #define USE_KMALLOC /* FIXME there are other cases, including an x86-64 one ... */ @@ -463,7 +463,7 @@ net2280_alloc_buffer ( struct usb_ep *_ep, unsigned bytes, dma_addr_t *dma, - int gfp_flags + unsigned gfp_flags ) { void *retval; @@ -897,7 +897,7 @@ done (struct net2280_ep *ep, struct net2280_request *req, int status) /*-------------------------------------------------------------------------*/ static int -net2280_queue (struct usb_ep *_ep, struct usb_request *_req, int gfp_flags) +net2280_queue (struct usb_ep *_ep, struct usb_request *_req, unsigned gfp_flags) { struct net2280_request *req; struct net2280_ep *ep; @@ -1113,7 +1113,7 @@ static void restart_dma (struct net2280_ep *ep) if (ep->in_fifo_validate) dmactl |= (1 << DMA_FIFO_VALIDATE); list_for_each_entry (entry, &ep->queue, queue) { - u32 dmacount; + __le32 dmacount; if (entry == req) continue; @@ -1238,7 +1238,7 @@ static int net2280_dequeue (struct usb_ep *_ep, struct usb_request *_req) &ep->dma->dmadesc); if (req->td->dmacount & dma_done_ie) writel (readl (&ep->dma->dmacount) - | dma_done_ie, + | le32_to_cpu(dma_done_ie), &ep->dma->dmacount); } else { struct net2280_request *prev; @@ -1490,7 +1490,7 @@ show_registers (struct device *_dev, struct device_attribute *attr, char *buf) unsigned long flags; int i; u32 t1, t2; - char *s; + const char *s; dev = dev_get_drvdata (_dev); next = buf; @@ -1779,6 +1779,9 @@ static void set_fifo_mode (struct net2280 *dev, int mode) list_add_tail (&dev->ep [6].ep.ep_list, &dev->gadget.ep_list); } +/* just declare this in any driver that really need it */ +extern int net2280_set_fifo_mode (struct usb_gadget *gadget, int mode); + /** * net2280_set_fifo_mode - change allocation of fifo buffers * @gadget: access to the net2280 device that will be updated @@ -2382,9 +2385,9 @@ static void handle_stat0_irqs (struct net2280 *dev, u32 stat) cpu_to_le32s (&u.raw [0]); cpu_to_le32s (&u.raw [1]); - le16_to_cpus (&u.r.wValue); - le16_to_cpus (&u.r.wIndex); - le16_to_cpus (&u.r.wLength); +#define w_value le16_to_cpup (&u.r.wValue) +#define w_index le16_to_cpup (&u.r.wIndex) +#define w_length le16_to_cpup (&u.r.wLength) /* ack the irq */ writel (1 << SETUP_PACKET_INTERRUPT, &dev->regs->irqstat0); @@ -2413,25 +2416,25 @@ static void handle_stat0_irqs (struct net2280 *dev, u32 stat) switch (u.r.bRequest) { case USB_REQ_GET_STATUS: { struct net2280_ep *e; - u16 status; + __le32 status; /* hw handles device and interface status */ if (u.r.bRequestType != (USB_DIR_IN|USB_RECIP_ENDPOINT)) goto delegate; - if ((e = get_ep_by_addr (dev, u.r.wIndex)) == 0 - || u.r.wLength > 2) + if ((e = get_ep_by_addr (dev, w_index)) == 0 + || w_length > 2) goto do_stall; if (readl (&e->regs->ep_rsp) & (1 << SET_ENDPOINT_HALT)) - status = __constant_cpu_to_le16 (1); + status = __constant_cpu_to_le32 (1); else - status = __constant_cpu_to_le16 (0); + status = __constant_cpu_to_le32 (0); /* don't bother with a request object! */ writel (0, &dev->epregs [0].ep_irqenb); - set_fifo_bytecount (ep, u.r.wLength); - writel (status, &dev->epregs [0].ep_data); + set_fifo_bytecount (ep, w_length); + writel ((__force u32)status, &dev->epregs [0].ep_data); allow_status (ep); VDEBUG (dev, "%s stat %02x\n", ep->ep.name, status); goto next_endpoints; @@ -2443,10 +2446,10 @@ static void handle_stat0_irqs (struct net2280 *dev, u32 stat) /* hw handles device features */ if (u.r.bRequestType != USB_RECIP_ENDPOINT) goto delegate; - if (u.r.wValue != USB_ENDPOINT_HALT - || u.r.wLength != 0) + if (w_value != USB_ENDPOINT_HALT + || w_length != 0) goto do_stall; - if ((e = get_ep_by_addr (dev, u.r.wIndex)) == 0) + if ((e = get_ep_by_addr (dev, w_index)) == 0) goto do_stall; clear_halt (e); allow_status (ep); @@ -2460,10 +2463,10 @@ static void handle_stat0_irqs (struct net2280 *dev, u32 stat) /* hw handles device features */ if (u.r.bRequestType != USB_RECIP_ENDPOINT) goto delegate; - if (u.r.wValue != USB_ENDPOINT_HALT - || u.r.wLength != 0) + if (w_value != USB_ENDPOINT_HALT + || w_length != 0) goto do_stall; - if ((e = get_ep_by_addr (dev, u.r.wIndex)) == 0) + if ((e = get_ep_by_addr (dev, w_index)) == 0) goto do_stall; set_halt (e); allow_status (ep); @@ -2473,10 +2476,10 @@ static void handle_stat0_irqs (struct net2280 *dev, u32 stat) break; default: delegate: - VDEBUG (dev, "setup %02x.%02x v%04x i%04x " + VDEBUG (dev, "setup %02x.%02x v%04x i%04x l%04x" "ep_cfg %08x\n", u.r.bRequestType, u.r.bRequest, - u.r.wValue, u.r.wIndex, + w_value, w_index, w_length, readl (&ep->regs->ep_cfg)); spin_unlock (&dev->lock); tmp = dev->driver->setup (&dev->gadget, &u.r); @@ -2497,6 +2500,10 @@ do_stall: */ } +#undef w_value +#undef w_index +#undef w_length + next_endpoints: /* endpoint data irq ? */ scratch = stat & 0x7f; @@ -2653,7 +2660,7 @@ static void handle_stat1_irqs (struct net2280 *dev, u32 stat) restart_dma (ep); else if (ep->is_in && use_dma_chaining) { struct net2280_request *req; - u32 dmacount; + __le32 dmacount; /* the descriptor at the head of the chain * may still have VALID_BIT clear; that's |