dbc_dma_alloc_coherent() takes struct xhci_hcd pointer as an parameter, but
does nothing more than calls dma_alloc_coherent().
Remove it and call dma_alloc_coherent() directly instead.
No functional changes
This change helps decoupling xhci and DbC
Signed-off-by: Mathias Nyman <mathias.nyman@xxxxxxxxxxxxxxx>
---
drivers/usb/host/xhci-dbgcap.c | 17 ++---------------
1 file changed, 2 insertions(+), 15 deletions(-)
diff --git a/drivers/usb/host/xhci-dbgcap.c b/drivers/usb/host/xhci-dbgcap.c
index 138b0c994ad2..e8a2cbda135c 100644
--- a/drivers/usb/host/xhci-dbgcap.c
+++ b/drivers/usb/host/xhci-dbgcap.c
@@ -14,17 +14,6 @@
#include "xhci-trace.h"
#include "xhci-dbgcap.h"
-static inline void *
-dbc_dma_alloc_coherent(struct xhci_hcd *xhci, size_t size,
- dma_addr_t *dma_handle, gfp_t flags)
-{
- void *vaddr;
-
- vaddr = dma_alloc_coherent(xhci_to_hcd(xhci)->self.sysdev,
- size, dma_handle, flags);
- return vaddr;
-}
-
static inline void
dbc_dma_free_coherent(struct xhci_hcd *xhci, size_t size,
void *cpu_addr, dma_addr_t dma_handle)
@@ -426,10 +415,8 @@ static int xhci_dbc_mem_init(struct xhci_hcd *xhci, gfp_t flags)
/* Allocate the string table: */
dbc->string_size = sizeof(struct dbc_str_descs);
- dbc->string = dbc_dma_alloc_coherent(xhci,
- dbc->string_size,
- &dbc->string_dma,
- flags);
+ dbc->string = dma_alloc_coherent(dev, dbc->string_size,
+ &dbc->string_dma, flags);
if (!dbc->string)
goto string_fail;
--
2.17.1
