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>

2 files changed, 0 insertions, 12 deletions

diff --git a/drivers/usb/musb/musb_core.h b/drivers/usb/musb/musb_core.h
index a4bf1e9e2d2c..f57323e50e44 100644
--- a/drivers/usb/musb/musb_core.h
+++ b/drivers/usb/musb/musb_core.h
@@ -138,7 +138,6 @@ struct musb_io;
  * @recover:    platform-specific babble recovery
  * @vbus_status: returns vbus status if possible
  * @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
  * @post_root_reset_end: called after the root usb port reset flag gets cleared
  * @phy_callback: optional callback function for the phy to call
@@ -184,9 +183,6 @@ struct musb_platform_ops {
         int     (*vbus_status)(struct musb *musb);
         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    (*post_root_reset_end)(struct musb *musb);
         int     (*phy_callback)(enum musb_vbus_id_status status);
diff --git a/drivers/usb/musb/musbhsdma.c b/drivers/usb/musb/musbhsdma.c
index 57d416a110a5..a688f7f87829 100644
--- a/drivers/usb/musb/musbhsdma.c
+++ b/drivers/usb/musb/musbhsdma.c
@@ -199,14 +199,6 @@ static int dma_channel_program(struct dma_channel *channel,
         BUG_ON(channel->status == MUSB_DMA_STATUS_UNKNOWN ||
                 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
          * DMA addresses that are not aligned to a 4 byte boundary.