From: Hans de Goede Date: Tue, 5 May 2015 21:56:11 +0000 (+0200) Subject: usb: ohci: Move static func and var declarations from ohci.h to ohci-hcd.c X-Git-Tag: accepted/tizen/common/20150522.093834~98^2~8 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=6651c140659a300fa2bebf0de1c58832c123b1f2;p=platform%2Fkernel%2Fu-boot.git usb: ohci: Move static func and var declarations from ohci.h to ohci-hcd.c Non static function and variable declarations do not belong in a .h file. Signed-off-by: Hans de Goede Acked-by: Marek Vasut --- diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c index 07e0848..15aea98 100644 --- a/drivers/usb/host/ohci-hcd.c +++ b/drivers/usb/host/ohci-hcd.c @@ -108,6 +108,61 @@ static ohci_t gohci; /* this must be aligned to a 256 byte boundary */ struct ohci_hcca ghcca[1]; +/* mapping of the OHCI CC status to error codes */ +static int cc_to_error[16] = { + /* No Error */ 0, + /* CRC Error */ USB_ST_CRC_ERR, + /* Bit Stuff */ USB_ST_BIT_ERR, + /* Data Togg */ USB_ST_CRC_ERR, + /* Stall */ USB_ST_STALLED, + /* DevNotResp */ -1, + /* PIDCheck */ USB_ST_BIT_ERR, + /* UnExpPID */ USB_ST_BIT_ERR, + /* DataOver */ USB_ST_BUF_ERR, + /* DataUnder */ USB_ST_BUF_ERR, + /* reservd */ -1, + /* reservd */ -1, + /* BufferOver */ USB_ST_BUF_ERR, + /* BuffUnder */ USB_ST_BUF_ERR, + /* Not Access */ -1, + /* Not Access */ -1 +}; + +static const char *cc_to_string[16] = { + "No Error", + "CRC: Last data packet from endpoint contained a CRC error.", + "BITSTUFFING: Last data packet from endpoint contained a bit " \ + "stuffing violation", + "DATATOGGLEMISMATCH: Last packet from endpoint had data toggle PID\n" \ + "that did not match the expected value.", + "STALL: TD was moved to the Done Queue because the endpoint returned" \ + " a STALL PID", + "DEVICENOTRESPONDING: Device did not respond to token (IN) or did\n" \ + "not provide a handshake (OUT)", + "PIDCHECKFAILURE: Check bits on PID from endpoint failed on data PID\n"\ + "(IN) or handshake (OUT)", + "UNEXPECTEDPID: Receive PID was not valid when encountered or PID\n" \ + "value is not defined.", + "DATAOVERRUN: The amount of data returned by the endpoint exceeded\n" \ + "either the size of the maximum data packet allowed\n" \ + "from the endpoint (found in MaximumPacketSize field\n" \ + "of ED) or the remaining buffer size.", + "DATAUNDERRUN: The endpoint returned less than MaximumPacketSize\n" \ + "and that amount was not sufficient to fill the\n" \ + "specified buffer", + "reserved1", + "reserved2", + "BUFFEROVERRUN: During an IN, HC received data from endpoint faster\n" \ + "than it could be written to system memory", + "BUFFERUNDERRUN: During an OUT, HC could not retrieve data from\n" \ + "system memory fast enough to keep up with data USB " \ + "data rate.", + "NOT ACCESSED: This code is set by software before the TD is placed" \ + "on a list to be processed by the HC.(1)", + "NOT ACCESSED: This code is set by software before the TD is placed" \ + "on a list to be processed by the HC.(2)", +}; + static inline u32 roothub_a(struct ohci *hc) { return ohci_readl(&hc->regs->roothub.a); } static inline u32 roothub_b(struct ohci *hc) @@ -123,6 +178,37 @@ static void td_submit_job(ohci_t *ohci, struct usb_device *dev, unsigned long pipe, void *buffer, int transfer_len, struct devrequest *setup, urb_priv_t *urb, int interval); +static int ep_link(ohci_t * ohci, ed_t * ed); +static int ep_unlink(ohci_t * ohci, ed_t * ed); +static ed_t *ep_add_ed(ohci_dev_t *ohci_dev, struct usb_device *usb_dev, + unsigned long pipe, int interval, int load); + +/*-------------------------------------------------------------------------*/ + +/* TDs ... */ +static struct td *td_alloc(ohci_dev_t *ohci_dev, struct usb_device *usb_dev) +{ + int i; + struct td *td; + + td = NULL; + for (i = 0; i < NUM_TD; i++) + { + if (ohci_dev->tds[i].usb_dev == NULL) + { + td = &ohci_dev->tds[i]; + td->usb_dev = usb_dev; + break; + } + } + + return td; +} + +static inline void ed_free(struct ed *ed) +{ + ed->usb_dev = NULL; +} /*-------------------------------------------------------------------------* * URB support functions diff --git a/drivers/usb/host/ohci.h b/drivers/usb/host/ohci.h index 96a0ac1..24f5e4e 100644 --- a/drivers/usb/host/ohci.h +++ b/drivers/usb/host/ohci.h @@ -25,64 +25,7 @@ int usb_cpu_init(void); int usb_cpu_stop(void); int usb_cpu_init_fail(void); -static int cc_to_error[16] = { - -/* mapping of the OHCI CC status to error codes */ - /* No Error */ 0, - /* CRC Error */ USB_ST_CRC_ERR, - /* Bit Stuff */ USB_ST_BIT_ERR, - /* Data Togg */ USB_ST_CRC_ERR, - /* Stall */ USB_ST_STALLED, - /* DevNotResp */ -1, - /* PIDCheck */ USB_ST_BIT_ERR, - /* UnExpPID */ USB_ST_BIT_ERR, - /* DataOver */ USB_ST_BUF_ERR, - /* DataUnder */ USB_ST_BUF_ERR, - /* reservd */ -1, - /* reservd */ -1, - /* BufferOver */ USB_ST_BUF_ERR, - /* BuffUnder */ USB_ST_BUF_ERR, - /* Not Access */ -1, - /* Not Access */ -1 -}; - -static const char *cc_to_string[16] = { - "No Error", - "CRC: Last data packet from endpoint contained a CRC error.", - "BITSTUFFING: Last data packet from endpoint contained a bit " \ - "stuffing violation", - "DATATOGGLEMISMATCH: Last packet from endpoint had data toggle PID\n" \ - "that did not match the expected value.", - "STALL: TD was moved to the Done Queue because the endpoint returned" \ - " a STALL PID", - "DEVICENOTRESPONDING: Device did not respond to token (IN) or did\n" \ - "not provide a handshake (OUT)", - "PIDCHECKFAILURE: Check bits on PID from endpoint failed on data PID\n"\ - "(IN) or handshake (OUT)", - "UNEXPECTEDPID: Receive PID was not valid when encountered or PID\n" \ - "value is not defined.", - "DATAOVERRUN: The amount of data returned by the endpoint exceeded\n" \ - "either the size of the maximum data packet allowed\n" \ - "from the endpoint (found in MaximumPacketSize field\n" \ - "of ED) or the remaining buffer size.", - "DATAUNDERRUN: The endpoint returned less than MaximumPacketSize\n" \ - "and that amount was not sufficient to fill the\n" \ - "specified buffer", - "reserved1", - "reserved2", - "BUFFEROVERRUN: During an IN, HC received data from endpoint faster\n" \ - "than it could be written to system memory", - "BUFFERUNDERRUN: During an OUT, HC could not retrieve data from\n" \ - "system memory fast enough to keep up with data USB " \ - "data rate.", - "NOT ACCESSED: This code is set by software before the TD is placed" \ - "on a list to be processed by the HC.(1)", - "NOT ACCESSED: This code is set by software before the TD is placed" \ - "on a list to be processed by the HC.(2)", -}; - /* ED States */ - #define ED_NEW 0x00 #define ED_UNLINK 0x01 #define ED_OPER 0x02 @@ -450,39 +393,3 @@ typedef struct ohci { const char *slot_name; } ohci_t; - -/* hcd */ -/* endpoint */ -static int ep_link(ohci_t * ohci, ed_t * ed); -static int ep_unlink(ohci_t * ohci, ed_t * ed); -static ed_t *ep_add_ed(ohci_dev_t *ohci_dev, struct usb_device *usb_dev, - unsigned long pipe, int interval, int load); - -/*-------------------------------------------------------------------------*/ - -/* TDs ... */ -static inline struct td * -td_alloc (ohci_dev_t *ohci_dev, struct usb_device *usb_dev) -{ - int i; - struct td *td; - - td = NULL; - for (i = 0; i < NUM_TD; i++) - { - if (ohci_dev->tds[i].usb_dev == NULL) - { - td = &ohci_dev->tds[i]; - td->usb_dev = usb_dev; - break; - } - } - - return td; -} - -static inline void -ed_free (struct ed *ed) -{ - ed->usb_dev = NULL; -}