diff options
author | Mian Yousaf Kaukab <mian.yousaf.kaukab@stericsson.com> | 2013-05-15 08:03:24 -0400 |
---|---|---|
committer | Felipe Balbi <balbi@ti.com> | 2013-05-28 12:58:57 -0400 |
commit | aee5500f4fe5fec7ba1c371e6538d791ca294bd8 (patch) | |
tree | 4574898c7f839d5ed673c7c8482cc61957b70aba /drivers | |
parent | dbbafe666c47d2e3d59cea66066f98c946a1e2de (diff) |
usb: musb: enable ux500 host side dma support
Host side dma support for ux500 is enabled by piggybacking on Inventra
dma support.
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Mian Yousaf Kaukab <mian.yousaf.kaukab@stericsson.com>
Signed-off-by: Fabio Baltieri <fabio.baltieri@linaro.org>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/usb/musb/musb_host.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/usb/musb/musb_host.c b/drivers/usb/musb/musb_host.c index f15d114572d5..1e370eec9100 100644 --- a/drivers/usb/musb/musb_host.c +++ b/drivers/usb/musb/musb_host.c | |||
@@ -629,7 +629,7 @@ static bool musb_tx_dma_program(struct dma_controller *dma, | |||
629 | u16 csr; | 629 | u16 csr; |
630 | u8 mode; | 630 | u8 mode; |
631 | 631 | ||
632 | #ifdef CONFIG_USB_INVENTRA_DMA | 632 | #if defined(CONFIG_USB_INVENTRA_DMA) || defined(CONFIG_USB_UX500_DMA) |
633 | if (length > channel->max_len) | 633 | if (length > channel->max_len) |
634 | length = channel->max_len; | 634 | length = channel->max_len; |
635 | 635 | ||
@@ -1663,7 +1663,7 @@ void musb_host_rx(struct musb *musb, u8 epnum) | |||
1663 | 1663 | ||
1664 | /* FIXME this is _way_ too much in-line logic for Mentor DMA */ | 1664 | /* FIXME this is _way_ too much in-line logic for Mentor DMA */ |
1665 | 1665 | ||
1666 | #ifndef CONFIG_USB_INVENTRA_DMA | 1666 | #if !defined(CONFIG_USB_INVENTRA_DMA) && !defined(CONFIG_USB_UX500_DMA) |
1667 | if (rx_csr & MUSB_RXCSR_H_REQPKT) { | 1667 | if (rx_csr & MUSB_RXCSR_H_REQPKT) { |
1668 | /* REVISIT this happened for a while on some short reads... | 1668 | /* REVISIT this happened for a while on some short reads... |
1669 | * the cleanup still needs investigation... looks bad... | 1669 | * the cleanup still needs investigation... looks bad... |
@@ -1695,7 +1695,7 @@ void musb_host_rx(struct musb *musb, u8 epnum) | |||
1695 | | MUSB_RXCSR_RXPKTRDY); | 1695 | | MUSB_RXCSR_RXPKTRDY); |
1696 | musb_writew(hw_ep->regs, MUSB_RXCSR, val); | 1696 | musb_writew(hw_ep->regs, MUSB_RXCSR, val); |
1697 | 1697 | ||
1698 | #ifdef CONFIG_USB_INVENTRA_DMA | 1698 | #if defined(CONFIG_USB_INVENTRA_DMA) || defined(CONFIG_USB_UX500_DMA) |
1699 | if (usb_pipeisoc(pipe)) { | 1699 | if (usb_pipeisoc(pipe)) { |
1700 | struct usb_iso_packet_descriptor *d; | 1700 | struct usb_iso_packet_descriptor *d; |
1701 | 1701 | ||
@@ -1751,7 +1751,7 @@ void musb_host_rx(struct musb *musb, u8 epnum) | |||
1751 | } | 1751 | } |
1752 | 1752 | ||
1753 | /* we are expecting IN packets */ | 1753 | /* we are expecting IN packets */ |
1754 | #ifdef CONFIG_USB_INVENTRA_DMA | 1754 | #if defined(CONFIG_USB_INVENTRA_DMA) || defined(CONFIG_USB_UX500_DMA) |
1755 | if (dma) { | 1755 | if (dma) { |
1756 | struct dma_controller *c; | 1756 | struct dma_controller *c; |
1757 | u16 rx_count; | 1757 | u16 rx_count; |