diff options
| -rw-r--r-- | drivers/usb/musb/musb_core.c | 2 | ||||
| -rw-r--r-- | drivers/usb/musb/musb_core.h | 2 | ||||
| -rw-r--r-- | drivers/usb/musb/musb_hcd.c | 36 |
3 files changed, 21 insertions, 19 deletions
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c index 6fe2c39..545ebf4 100644 --- a/drivers/usb/musb/musb_core.c +++ b/drivers/usb/musb/musb_core.c @@ -76,7 +76,7 @@ void musb_start(void) * epinfo - Pointer to EP configuration table * cnt - Number of entries in the EP conf table. */ -void musb_configure_ep(struct musb_epinfo *epinfo, u8 cnt) +void musb_configure_ep(const struct musb_epinfo *epinfo, u8 cnt) { u16 csr; u16 fifoaddr = 64; /* First 64 bytes of FIFO reserved for EP0 */ diff --git a/drivers/usb/musb/musb_core.h b/drivers/usb/musb/musb_core.h index 8f73876..a8adcce 100644 --- a/drivers/usb/musb/musb_core.h +++ b/drivers/usb/musb/musb_core.h @@ -357,7 +357,7 @@ extern struct musb_regs *musbr; /* exported functions */ extern void musb_start(void); -extern void musb_configure_ep(struct musb_epinfo *epinfo, u8 cnt); +extern void musb_configure_ep(const struct musb_epinfo *epinfo, u8 cnt); extern void write_fifo(u8 ep, u32 length, void *fifo_data); extern void read_fifo(u8 ep, u32 length, void *fifo_data); diff --git a/drivers/usb/musb/musb_hcd.c b/drivers/usb/musb/musb_hcd.c index f38b279..8b0c61d 100644 --- a/drivers/usb/musb/musb_hcd.c +++ b/drivers/usb/musb/musb_hcd.c @@ -29,7 +29,7 @@ #define USB_MSC_BBB_GET_MAX_LUN 0xFE /* Endpoint configuration information */ -static struct musb_epinfo epinfo[3] = { +static const struct musb_epinfo epinfo[3] = { {MUSB_BULK_EP, 1, 512}, /* EP1 - Bluk Out - 512 Bytes */ {MUSB_BULK_EP, 0, 512}, /* EP1 - Bluk In - 512 Bytes */ {MUSB_INTR_EP, 0, 64} /* EP2 - Interrupt IN - 64 Bytes */ @@ -41,7 +41,7 @@ static int rh_devnum; static u32 port_status; /* Device descriptor */ -static u8 root_hub_dev_des[] = { +static const u8 root_hub_dev_des[] = { 0x12, /* __u8 bLength; */ 0x01, /* __u8 bDescriptorType; Device */ 0x00, /* __u16 bcdUSB; v1.1 */ @@ -63,7 +63,7 @@ static u8 root_hub_dev_des[] = { }; /* Configuration descriptor */ -static u8 root_hub_config_des[] = { +static const u8 root_hub_config_des[] = { 0x09, /* __u8 bLength; */ 0x02, /* __u8 bDescriptorType; Configuration */ 0x19, /* __u16 wTotalLength; */ @@ -96,14 +96,14 @@ static u8 root_hub_config_des[] = { 0xff /* __u8 ep_bInterval; 255 ms */ }; -static unsigned char root_hub_str_index0[] = { +static const unsigned char root_hub_str_index0[] = { 0x04, /* __u8 bLength; */ 0x03, /* __u8 bDescriptorType; String-descriptor */ 0x09, /* __u8 lang ID */ 0x04, /* __u8 lang ID */ }; -static unsigned char root_hub_str_index1[] = { +static const unsigned char root_hub_str_index1[] = { 0x1c, /* __u8 bLength; */ 0x03, /* __u8 bDescriptorType; String-descriptor */ 'M', /* __u8 Unicode */ @@ -557,7 +557,7 @@ static int musb_submit_rh_msg(struct usb_device *dev, unsigned long pipe, int len = 0; int stat = 0; u32 datab[4]; - u8 *data_buf = (u8 *) datab; + const u8 *data_buf = (u8 *) datab; u16 bmRType_bReq; u16 wValue; u16 wIndex; @@ -778,25 +778,27 @@ static int musb_submit_rh_msg(struct usb_device *dev, unsigned long pipe, break; - case RH_GET_DESCRIPTOR | RH_CLASS: + case RH_GET_DESCRIPTOR | RH_CLASS: { + u8 *_data_buf = (u8 *) datab; debug("RH_GET_DESCRIPTOR | RH_CLASS\n"); - data_buf[0] = 0x09; /* min length; */ - data_buf[1] = 0x29; - data_buf[2] = 0x1; /* 1 port */ - data_buf[3] = 0x01; /* per-port power switching */ - data_buf[3] |= 0x10; /* no overcurrent reporting */ + _data_buf[0] = 0x09; /* min length; */ + _data_buf[1] = 0x29; + _data_buf[2] = 0x1; /* 1 port */ + _data_buf[3] = 0x01; /* per-port power switching */ + _data_buf[3] |= 0x10; /* no overcurrent reporting */ /* Corresponds to data_buf[4-7] */ - data_buf[4] = 0; - data_buf[5] = 5; - data_buf[6] = 0; - data_buf[7] = 0x02; - data_buf[8] = 0xff; + _data_buf[4] = 0; + _data_buf[5] = 5; + _data_buf[6] = 0; + _data_buf[7] = 0x02; + _data_buf[8] = 0xff; len = min_t(unsigned int, leni, min_t(unsigned int, data_buf[0], wLength)); break; + } case RH_GET_CONFIGURATION: debug("RH_GET_CONFIGURATION\n"); |