Hi,
> Ajay Kumar Gupta wrote:
>
> > Use optimal values of transfer element based on buffer address in system
> > DMA programming. This would improve the performance.
> >
> > Signed-off-by: Ajay Kumar Gupta <ajay.gupta@xxxxxx>
> > ---
> > drivers/usb/musb/musbhsdma.c | 29 ++++++++++++++++++++++++++---
> > 1 files changed, 26 insertions(+), 3 deletions(-)
> >
> > diff --git a/drivers/usb/musb/musbhsdma.c b/drivers/usb/musb/musbhsdma.c
> > index d29e487..39c1801 100644
> > --- a/drivers/usb/musb/musbhsdma.c
> > +++ b/drivers/usb/musb/musbhsdma.c
> > @@ -52,11 +52,34 @@ static void musb_sdma_channel_program(struct musb
> *musb,
> > struct musb_dma_channel *musb_channel,
> > dma_addr_t dma_addr, u32 len)
> > {
> > + u16 frame = len;
> > + int data_type = OMAP_DMA_DATA_TYPE_S8;
> > +
> > + switch (dma_addr & 0x3) {
> > + case 0:
> > + if ((len % 4) == 0) {
> > + data_type = OMAP_DMA_DATA_TYPE_S32;
> > + frame = len / 4;
> > + break;
> > + }
> > + case 2:
> > + if ((len % 2) == 0) {
> > + data_type = OMAP_DMA_DATA_TYPE_S16;
> > + frame = len / 2;
> > + break;
> > + }
> > + case 1:
> > + case 3:
> > + default:
> > + data_type = OMAP_DMA_DATA_TYPE_S8;
> > + frame = len;
> > + break;
>
> The *break* is overindented.
Ok.
-Ajay
>
> WBR, Sergei
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