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staging: rts5208: remove rtsx_read_pci_cfg_byte() 

Remove unused rtsx_read_pci_cfg_byte() function.

Signed-off-by: Sinan Kaya <okaya@codeaurora.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Sinan Kaya 2017-11-27 11:58:00 -05:00 committed by Greg Kroah-Hartman
parent f7de67f087
commit 1c0c275b11
2 changed files with 0 additions and 19 deletions
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17
drivers/staging/rts5208/rtsx.c
View File

@ -275,23 +275,6 @@ static int rtsx_acquire_irq(struct rtsx_dev *dev)
return 0;
}
int rtsx_read_pci_cfg_byte(u8 bus, u8 dev, u8 func, u8 offset, u8 *val)
{
struct pci_dev *pdev;
u8 data;
u8 devfn = (dev << 3) | func;
pdev = pci_get_bus_and_slot(bus, devfn);
if (!pdev)
return -1;
pci_read_config_byte(pdev, offset, &data);
if (val)
*val = data;
return 0;
}
#ifdef CONFIG_PM
/*
* power management

2
drivers/staging/rts5208/rtsx.h
View File

@ -174,8 +174,6 @@ static inline void get_current_time(u8 *timeval_buf, int buf_len)
/* struct scsi_cmnd transfer buffer access utilities */
enum xfer_buf_dir {TO_XFER_BUF, FROM_XFER_BUF};
int rtsx_read_pci_cfg_byte(u8 bus, u8 dev, u8 func, u8 offset, u8 *val);
#define _MSG_TRACE
#include "trace.h"