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staging: rtl8192e: Remove read|write_nic_io_(d)word|byte() 

None of this functions was used.
Also remove PlatformIOCheckPageLegalAndGetRegMask() used by them.

Signed-off-by: Mateusz Kulikowski <mateusz.kulikowski@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Mateusz Kulikowski 2015-07-14 22:04:13 +02:00 committed by Greg Kroah-Hartman
parent 632751b529
commit 1e16cb17d5
2 changed files with 0 additions and 165 deletions
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158
drivers/staging/rtl8192e/rtl8192e/rtl_core.c
View File

@ -90,164 +90,6 @@ static struct pci_driver rtl8192_pci_driver = {
/****************************************************************************
-----------------------------IO STUFF-------------------------
*****************************************************************************/
static bool PlatformIOCheckPageLegalAndGetRegMask(u32 u4bPage, u8 *pu1bPageMask)
{
bool bReturn = false;
*pu1bPageMask = 0xfe;
switch (u4bPage) {
case 1: case 2: case 3: case 4:
case 8: case 9: case 10: case 12: case 13:
bReturn = true;
*pu1bPageMask = 0xf0;
break;
default:
bReturn = false;
break;
}
return bReturn;
}
void write_nic_io_byte(struct net_device *dev, int x, u8 y)
{
u32 u4bPage = x >> 8;
u8 u1PageMask = 0;
bool bIsLegalPage = false;
if (u4bPage == 0) {
outb(y&0xff, dev->base_addr + x);
} else {
bIsLegalPage = PlatformIOCheckPageLegalAndGetRegMask(u4bPage,
&u1PageMask);
if (bIsLegalPage) {
u8 u1bPsr = read_nic_io_byte(dev, PSR);
write_nic_io_byte(dev, PSR, ((u1bPsr & u1PageMask) |
(u8)u4bPage));
write_nic_io_byte(dev, (x & 0xff), y);
write_nic_io_byte(dev, PSR, (u1bPsr & u1PageMask));
}
}
}
void write_nic_io_word(struct net_device *dev, int x, u16 y)
{
u32 u4bPage = x >> 8;
u8 u1PageMask = 0;
bool bIsLegalPage = false;
if (u4bPage == 0) {
outw(y, dev->base_addr + x);
} else {
bIsLegalPage = PlatformIOCheckPageLegalAndGetRegMask(u4bPage,
&u1PageMask);
if (bIsLegalPage) {
u8 u1bPsr = read_nic_io_byte(dev, PSR);
write_nic_io_byte(dev, PSR, ((u1bPsr & u1PageMask) |
(u8)u4bPage));
write_nic_io_word(dev, (x & 0xff), y);
write_nic_io_byte(dev, PSR, (u1bPsr & u1PageMask));
}
}
}
void write_nic_io_dword(struct net_device *dev, int x, u32 y)
{
u32 u4bPage = x >> 8;
u8 u1PageMask = 0;
bool bIsLegalPage = false;
if (u4bPage == 0) {
outl(y, dev->base_addr + x);
} else {
bIsLegalPage = PlatformIOCheckPageLegalAndGetRegMask(u4bPage,
&u1PageMask);
if (bIsLegalPage) {
u8 u1bPsr = read_nic_io_byte(dev, PSR);
write_nic_io_byte(dev, PSR, ((u1bPsr & u1PageMask) |
(u8)u4bPage));
write_nic_io_dword(dev, (x & 0xff), y);
write_nic_io_byte(dev, PSR, (u1bPsr & u1PageMask));
}
}
}
u8 read_nic_io_byte(struct net_device *dev, int x)
{
u32 u4bPage = x >> 8;
u8 u1PageMask = 0;
bool bIsLegalPage = false;
u8 Data = 0;
if (u4bPage == 0)
return 0xff&inb(dev->base_addr + x);
bIsLegalPage = PlatformIOCheckPageLegalAndGetRegMask(u4bPage,
&u1PageMask);
if (bIsLegalPage) {
u8 u1bPsr = read_nic_io_byte(dev, PSR);
write_nic_io_byte(dev, PSR, ((u1bPsr & u1PageMask) |
(u8)u4bPage));
Data = read_nic_io_byte(dev, (x & 0xff));
write_nic_io_byte(dev, PSR, (u1bPsr & u1PageMask));
}
return Data;
}
u16 read_nic_io_word(struct net_device *dev, int x)
{
u32 u4bPage = x >> 8;
u8 u1PageMask = 0;
bool bIsLegalPage = false;
u16 Data = 0;
if (u4bPage == 0)
return inw(dev->base_addr + x);
bIsLegalPage = PlatformIOCheckPageLegalAndGetRegMask(u4bPage,
&u1PageMask);
if (bIsLegalPage) {
u8 u1bPsr = read_nic_io_byte(dev, PSR);
write_nic_io_byte(dev, PSR, ((u1bPsr & u1PageMask) |
(u8)u4bPage));
Data = read_nic_io_word(dev, (x & 0xff));
write_nic_io_byte(dev, PSR, (u1bPsr & u1PageMask));
}
return Data;
}
u32 read_nic_io_dword(struct net_device *dev, int x)
{
u32 u4bPage = x >> 8;
u8 u1PageMask = 0;
bool bIsLegalPage = false;
u32 Data = 0;
if (u4bPage == 0)
return inl(dev->base_addr + x);
bIsLegalPage = PlatformIOCheckPageLegalAndGetRegMask(u4bPage,
&u1PageMask);
if (bIsLegalPage) {
u8 u1bPsr = read_nic_io_byte(dev, PSR);
write_nic_io_byte(dev, PSR, ((u1bPsr & u1PageMask) |
(u8)u4bPage));
Data = read_nic_io_dword(dev, (x & 0xff));
write_nic_io_byte(dev, PSR, (u1bPsr & u1PageMask));
}
return Data;
}
u8 read_nic_byte(struct net_device *dev, int x)
{

7
drivers/staging/rtl8192e/rtl8192e/rtl_core.h
View File

@ -581,13 +581,6 @@ extern const struct ethtool_ops rtl819x_ethtool_ops;
void rtl8192_tx_cmd(struct net_device *dev, struct sk_buff *skb);
short rtl8192_tx(struct net_device *dev, struct sk_buff *skb);
u8 read_nic_io_byte(struct net_device *dev, int x);
u32 read_nic_io_dword(struct net_device *dev, int x);
u16 read_nic_io_word(struct net_device *dev, int x);
void write_nic_io_byte(struct net_device *dev, int x, u8 y);
void write_nic_io_word(struct net_device *dev, int x, u16 y);
void write_nic_io_dword(struct net_device *dev, int x, u32 y);
u8 read_nic_byte(struct net_device *dev, int x);
u32 read_nic_dword(struct net_device *dev, int x);
u16 read_nic_word(struct net_device *dev, int x);