openkylin
/
platform_kernel-5.15
mirror of https://gitee.com/openkylin/platform_kernel-5.15.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

usb: musb: remove adjust_channel_params() callback from musb_platform_ops 

Now Blackfin support is removed, nobody uses adjust_channel_params() any
more, so remove it from struct musb_platform_ops.

Signed-off-by: Bin Liu <b-liu@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Bin Liu 2018-05-21 08:42:11 -05:00 committed by Greg Kroah-Hartman
parent 42e990ea80
commit 53e1657a1c
2 changed files with 0 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/usb/musb/musb_core.h
View File

@ -138,7 +138,6 @@ struct musb_io;
* @recover: platform-specific babble recovery * @recover: platform-specific babble recovery
* @vbus_status: returns vbus status if possible * @vbus_status: returns vbus status if possible
* @set_vbus: forces vbus status * @set_vbus: forces vbus status
* @adjust_channel_params: pre check for standard dma channel_program func
* @pre_root_reset_end: called before the root usb port reset flag gets cleared * @pre_root_reset_end: called before the root usb port reset flag gets cleared
* @post_root_reset_end: called after the root usb port reset flag gets cleared * @post_root_reset_end: called after the root usb port reset flag gets cleared
* @phy_callback: optional callback function for the phy to call * @phy_callback: optional callback function for the phy to call
@ -184,9 +183,6 @@ struct musb_platform_ops {
int (*vbus_status)(struct musb *musb); int (*vbus_status)(struct musb *musb);
void (*set_vbus)(struct musb *musb, int on); void (*set_vbus)(struct musb *musb, int on);
int (*adjust_channel_params)(struct dma_channel *channel,
u16 packet_sz, u8 *mode,
dma_addr_t *dma_addr, u32 *len);
void (*pre_root_reset_end)(struct musb *musb); void (*pre_root_reset_end)(struct musb *musb);
void (*post_root_reset_end)(struct musb *musb); void (*post_root_reset_end)(struct musb *musb);
int (*phy_callback)(enum musb_vbus_id_status status); int (*phy_callback)(enum musb_vbus_id_status status);

8
drivers/usb/musb/musbhsdma.c
View File

@ -199,14 +199,6 @@ static int dma_channel_program(struct dma_channel *channel,
BUG_ON(channel->status == MUSB_DMA_STATUS_UNKNOWN || BUG_ON(channel->status == MUSB_DMA_STATUS_UNKNOWN ||
channel->status == MUSB_DMA_STATUS_BUSY); channel->status == MUSB_DMA_STATUS_BUSY);
/* Let targets check/tweak the arguments */
if (musb->ops->adjust_channel_params) {
int ret = musb->ops->adjust_channel_params(channel,
packet_sz, &mode, &dma_addr, &len);
if (ret)
return ret;
}
/* /*
* The DMA engine in RTL1.8 and above cannot handle * The DMA engine in RTL1.8 and above cannot handle
* DMA addresses that are not aligned to a 4 byte boundary. * DMA addresses that are not aligned to a 4 byte boundary.