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| author |   Min Guo <min.guo@mediatek.com> | 2020-01-15 07:25:43 -0600 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-01-15 14:46:59 +0100 |
| commit | edce61776c7e212d8b3d61e69afe7672efbacb04 (patch) | |
| tree | 4af7ce5fab88b632b5dc5bac3125be7bc81f8244 /drivers/usb/musb/musb_dma.h | |
| parent | usb: musb: Add get/set toggle hooks (diff) | |
| download | wireguard-linux-edce61776c7e212d8b3d61e69afe7672efbacb04.tar.xz wireguard-linux-edce61776c7e212d8b3d61e69afe7672efbacb04.zip | |
usb: musb: Add noirq type of dma create interface
Add noirq type of dma create interface for platform which do not
have dedicated DMA interrupt line, move musbhsdma macro definition
to musb_dma.h
Signed-off-by: Min Guo <min.guo@mediatek.com>
Signed-off-by: Bin Liu <b-liu@ti.com>
Link: https://lore.kernel.org/r/20200115132547.364-22-b-liu@ti.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/musb/musb_dma.h')
| -rw-r--r-- | drivers/usb/musb/musb_dma.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/usb/musb/musb_dma.h b/drivers/usb/musb/musb_dma.h index 8f60271c0a9d..4b4d8dc5d3f2 100644 --- a/drivers/usb/musb/musb_dma.h +++ b/drivers/usb/musb/musb_dma.h @@ -35,6 +35,12 @@ struct musb_hw_ep; * whether shared with the Inventra core or separate. */ +#define MUSB_HSDMA_BASE 0x200 +#define MUSB_HSDMA_INTR (MUSB_HSDMA_BASE + 0) +#define MUSB_HSDMA_CONTROL 0x4 +#define MUSB_HSDMA_ADDRESS 0x8 +#define MUSB_HSDMA_COUNT 0xc + #define DMA_ADDR_INVALID (~(dma_addr_t)0) #ifdef CONFIG_MUSB_PIO_ONLY @@ -191,6 +197,9 @@ extern void (*musb_dma_controller_destroy)(struct dma_controller *); extern struct dma_controller * musbhs_dma_controller_create(struct musb *musb, void __iomem *base); extern void musbhs_dma_controller_destroy(struct dma_controller *c); +extern struct dma_controller * +musbhs_dma_controller_create_noirq(struct musb *musb, void __iomem *base); +extern irqreturn_t dma_controller_irq(int irq, void *private_data); extern struct dma_controller * tusb_dma_controller_create(struct musb *musb, void __iomem *base); |