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usb: musb: enable usb_dma parameter

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Change the permission of usb_dma parameter so it can
be used for runtime debug without reboot.

Signed-off-by: Bin Liu <[email protected]>
Signed-off-by: Felipe Balbi <[email protected]>
This commit is contained in:
Bin Liu 2015-11-13 15:45:24 -06:00 • committed by Felipe Balbi
commit 51676c8d6d
1 changed files with 1 additions and 1 deletions
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2
drivers/usb/musb/musb_core.c
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@ -1668,7 +1668,7 @@ EXPORT_SYMBOL_GPL(musb_interrupt);
static bool use_dma = 1;
/* "modprobe ... use_dma=0" etc */
module_param(use_dma, bool, 0);
module_param(use_dma, bool, 0644);
MODULE_PARM_DESC(use_dma, "enable/disable use of DMA");
void musb_dma_completion(struct musb *musb, u8 epnum, u8 transmit)