Hi Arnd, After merging the asm-generic tree, today's linux-next build (arm multi_v7_defconfig) failed like this: drivers/usb/musb/musb_host.c: In function 'musb_rx_reinit': drivers/usb/musb/musb_host.c:577:10: error: 'struct musb' has no member named 'double_buffer_not_ok' if (musb->double_buffer_not_ok) ^~ drivers/usb/musb/musb_host.c: In function 'musb_ep_program': drivers/usb/musb/musb_host.c:807:12: error: 'struct musb' has no member named 'double_buffer_not_ok' if (musb->double_buffer_not_ok) { ^~ Caused by commit 8312c0cad792 ("usb: musb: remove blackfin port") I have applied the following patch for today: From: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> Date: Fri, 16 Mar 2018 08:58:41 +1100 Subject: [PATCH] usb: musb: more blackfin removal Signed-off-by: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> --- drivers/usb/musb/musb_gadget.c | 21 +++++++-------------- drivers/usb/musb/musb_host.c | 12 +++--------- 2 files changed, 10 insertions(+), 23 deletions(-) diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c index 58a41b54763b..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) { diff --git a/drivers/usb/musb/musb_host.c b/drivers/usb/musb/musb_host.c index 45ed32c2cba9..3a8451a15f7f 100644 --- a/drivers/usb/musb/musb_host.c +++ b/drivers/usb/musb/musb_host.c @@ -574,11 +574,8 @@ musb_rx_reinit(struct musb *musb, struct musb_qh *qh, u8 epnum) /* Set RXMAXP with the FIFO size of the endpoint * to disable double buffer mode. */ - if (musb->double_buffer_not_ok) - musb_writew(ep->regs, MUSB_RXMAXP, ep->max_packet_sz_rx); - else - musb_writew(ep->regs, MUSB_RXMAXP, - qh->maxpacket | ((qh->hb_mult - 1) << 11)); + musb_writew(ep->regs, MUSB_RXMAXP, + qh->maxpacket | ((qh->hb_mult - 1) << 11)); ep->rx_reinit = 0; } @@ -804,10 +801,7 @@ static void musb_ep_program(struct musb *musb, u8 epnum, /* protocol/endpoint/interval/NAKlimit */ if (epnum) { musb_writeb(epio, MUSB_TXTYPE, qh->type_reg); - if (musb->double_buffer_not_ok) { - musb_writew(epio, MUSB_TXMAXP, - hw_ep->max_packet_sz_tx); - } else if (can_bulk_split(musb, qh->type)) { + if (can_bulk_split(musb, qh->type)) { qh->hb_mult = hw_ep->max_packet_sz_tx / packet_sz; musb_writew(epio, MUSB_TXMAXP, packet_sz -- 2.16.1 -- Cheers, Stephen Rothwell
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