diff options
| author | Arnd Bergmann <arnd@arndb.de> | 2018-03-09 19:37:54 +0300 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2018-03-26 16:57:12 +0300 |
| commit | a9762b704f5d5e167bbc261573621782b90efbc4 (patch) | |
| tree | 28bfb99ac7c73aa508701c4d9b361998e87f439b /drivers/usb/musb/musb_gadget.c | |
| parent | 03f4c9abd73284193f70e64da1a266d393650530 (diff) | |
| download | linux-a9762b704f5d5e167bbc261573621782b90efbc4.tar.xz | |
usb: musb: remove blackfin port
The blackfin architecture is getting removed, so we can clean up
all the special cases in the musb driver.
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Acked-by: Aaron Wu <aaron.wu@analog.com>
Acked-by: Bin Liu <b-liu@ti.com>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>
[arnd: adding in fixups from Aaron and Stephen]
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'drivers/usb/musb/musb_gadget.c')
| -rw-r--r-- | drivers/usb/musb/musb_gadget.c | 56 |
1 files changed, 7 insertions, 49 deletions
diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c index 293e5b8da565..e564695c6c8d 100644 --- a/drivers/usb/musb/musb_gadget.c +++ b/drivers/usb/musb/musb_gadget.c @@ -995,15 +995,11 @@ static int musb_gadget_enable(struct usb_ep *ep, /* Set TXMAXP with the FIFO size of the endpoint * to disable double buffering mode. */ - if (musb->double_buffer_not_ok) { - musb_writew(regs, MUSB_TXMAXP, hw_ep->max_packet_sz_tx); - } else { - if (can_bulk_split(musb, musb_ep->type)) - musb_ep->hb_mult = (hw_ep->max_packet_sz_tx / - musb_ep->packet_sz) - 1; - musb_writew(regs, MUSB_TXMAXP, musb_ep->packet_sz - | (musb_ep->hb_mult << 11)); - } + if (can_bulk_split(musb, musb_ep->type)) + musb_ep->hb_mult = (hw_ep->max_packet_sz_tx / + musb_ep->packet_sz) - 1; + musb_writew(regs, MUSB_TXMAXP, musb_ep->packet_sz + | (musb_ep->hb_mult << 11)); csr = MUSB_TXCSR_MODE | MUSB_TXCSR_CLRDATATOG; if (musb_readw(regs, MUSB_TXCSR) @@ -1038,11 +1034,8 @@ static int musb_gadget_enable(struct usb_ep *ep, /* Set RXMAXP with the FIFO size of the endpoint * to disable double buffering mode. */ - if (musb->double_buffer_not_ok) - musb_writew(regs, MUSB_RXMAXP, hw_ep->max_packet_sz_tx); - else - musb_writew(regs, MUSB_RXMAXP, musb_ep->packet_sz - | (musb_ep->hb_mult << 11)); + musb_writew(regs, MUSB_RXMAXP, musb_ep->packet_sz + | (musb_ep->hb_mult << 11)); /* force shared fifo to OUT-only mode */ if (hw_ep->is_shared_fifo) { @@ -1680,40 +1673,6 @@ static int musb_gadget_pullup(struct usb_gadget *gadget, int is_on) return 0; } -#ifdef CONFIG_BLACKFIN -static struct usb_ep *musb_match_ep(struct usb_gadget *g, - struct usb_endpoint_descriptor *desc, - struct usb_ss_ep_comp_descriptor *ep_comp) -{ - struct usb_ep *ep = NULL; - - switch (usb_endpoint_type(desc)) { - case USB_ENDPOINT_XFER_ISOC: - case USB_ENDPOINT_XFER_BULK: - if (usb_endpoint_dir_in(desc)) - ep = gadget_find_ep_by_name(g, "ep5in"); - else - ep = gadget_find_ep_by_name(g, "ep6out"); - break; - case USB_ENDPOINT_XFER_INT: - if (usb_endpoint_dir_in(desc)) - ep = gadget_find_ep_by_name(g, "ep1in"); - else - ep = gadget_find_ep_by_name(g, "ep2out"); - break; - default: - break; - } - - if (ep && usb_gadget_ep_match_desc(g, ep, desc, ep_comp)) - return ep; - - return NULL; -} -#else -#define musb_match_ep NULL -#endif - static int musb_gadget_start(struct usb_gadget *g, struct usb_gadget_driver *driver); static int musb_gadget_stop(struct usb_gadget *g); @@ -1727,7 +1686,6 @@ static const struct usb_gadget_ops musb_gadget_operations = { .pullup = musb_gadget_pullup, .udc_start = musb_gadget_start, .udc_stop = musb_gadget_stop, - .match_ep = musb_match_ep, }; /* ----------------------------------------------------------------------- */ |