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Staging: w35und: Remove unused fields from struct wb_usb

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This patch removes two unused fields from struct wb_usb:

  - DetectCount which is always zero

  - IsUsb20 which is a write-only struct member

Cc: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Pekka Enberg <penberg@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Pekka Enberg 2010-11-28 23:00:07 +02:00 committed by Greg Kroah-Hartman
parent 4398954e5f
commit 9be98819d3
3 changed files with 2 additions and 9 deletions
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1
drivers/staging/winbond/wb35reg_s.h
View file

@ -234,7 +234,6 @@ u32 hal_get_bss_pk_cnt(struct hw_data *hw_data);
/* return 100ms count */
#define hal_get_time_count(_P) (_P->time_count / 10)
#define hal_detect_error(_P) (_P->WbUsb.DetectCount)
#define hal_ibss_disconnect(_A) (hal_stop_sync_bss(_A))

8
drivers/staging/winbond/wbusb.c
View file

@ -337,10 +337,8 @@ static void hal_stop(struct hw_data *pHwData)
static unsigned char hal_idle(struct hw_data *pHwData)
{
struct wb35_reg *reg = &pHwData->reg;
struct wb_usb *pWbUsb = &pHwData->WbUsb;
if (!pHwData->SurpriseRemove
&& (pWbUsb->DetectCount || reg->EP0vm_state != VM_STOP))
if (!pHwData->SurpriseRemove && reg->EP0vm_state != VM_STOP)
return false;
return true;
@ -786,10 +784,8 @@ static int wb35_probe(struct usb_interface *intf,
interface = intf->cur_altsetting;
endpoint = &interface->endpoint[0].desc;
if (endpoint[2].wMaxPacketSize == 512) {
if (endpoint[2].wMaxPacketSize == 512)
printk("[w35und] Working on USB 2.0\n");
pWbUsb->IsUsb20 = 1;
}
err = wb35_hw_init(dev);
if (err)

2
drivers/staging/winbond/wbusb_s.h
View file

@ -11,8 +11,6 @@
#include <linux/types.h>
struct wb_usb {
u32 IsUsb20;
struct usb_device *udev;
u32 DetectCount;
};
#endif