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| author | Lennert Buytenhek <buytenh@wantstofly.org> | 2006-01-08 01:01:11 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-01-08 20:12:45 -0800 |
| commit | 3b68d70dffe255e7681d5725d96bc2b92a24bb9d (patch) | |
| tree | 0f311381f9d39e10360431cb57c94b7bcae62727 /drivers | |
| parent | 3eaa5e7dcce0653d2bfd2ab85a623687da49f8d5 (diff) | |
| download | linux-3b68d70dffe255e7681d5725d96bc2b92a24bb9d.tar.gz linux-3b68d70dffe255e7681d5725d96bc2b92a24bb9d.tar.bz2 linux-3b68d70dffe255e7681d5725d96bc2b92a24bb9d.zip | |
[PATCH] cs89x0: cleanly implement ixdp2x01 and pnx0501 support
Implement suitable versions of the readword/writeword macros for ixdp2x01 and
pnx0501. Handle the 32-bit spacing of the registers in these functions
instead of in the header file.
Signed-off-by: Lennert Buytenhek <buytenh@wantstofly.org>
Cc: dmitry pervushin <dpervushin@ru.mvista.com>
Cc: <dsaxena@plexity.net>
Cc: Jeff Garzik <jgarzik@pobox.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/cs89x0.c | 28 | ||||
| -rw-r--r-- | drivers/net/cs89x0.h | 19 |
2 files changed, 34 insertions, 13 deletions
diff --git a/drivers/net/cs89x0.c b/drivers/net/cs89x0.c index 756d80adc47b..7abc9f858f98 100644 --- a/drivers/net/cs89x0.c +++ b/drivers/net/cs89x0.c @@ -338,6 +338,32 @@ out: } #endif +#if defined(CONFIG_ARCH_IXDP2X01) +static int +readword(unsigned long base_addr, int portno) +{ + return (u16)__raw_readl(base_addr + (portno << 1)); +} + +static void +writeword(unsigned long base_addr, int portno, int value) +{ + __raw_writel((u16)value, base_addr + (portno << 1)); +} +#else +#if defined(CONFIG_ARCH_PNX0501) +static int +readword(unsigned long base_addr, int portno) +{ + return inw(base_addr + (portno << 1)); +} + +static void +writeword(unsigned long base_addr, int portno, int value) +{ + outw(value, base_addr + (portno << 1)); +} +#else static int readword(unsigned long base_addr, int portno) { @@ -349,6 +375,8 @@ writeword(unsigned long base_addr, int portno, int value) { outw(value, base_addr + portno); } +#endif +#endif static int readreg(struct net_device *dev, int regno) diff --git a/drivers/net/cs89x0.h b/drivers/net/cs89x0.h index decea264f121..bd954aaa636f 100644 --- a/drivers/net/cs89x0.h +++ b/drivers/net/cs89x0.h @@ -16,13 +16,6 @@ #include <linux/config.h> -#if defined(CONFIG_ARCH_IXDP2X01) || defined(CONFIG_ARCH_PNX0105) -/* IXDP2401/IXDP2801 uses dword-aligned register addressing */ -#define CS89x0_PORT(reg) ((reg) * 2) -#else -#define CS89x0_PORT(reg) (reg) -#endif - #define PP_ChipID 0x0000 /* offset 0h -> Corp -ID */ /* offset 2h -> Model/Product Number */ /* offset 3h -> Chip Revision Number */ @@ -332,16 +325,16 @@ #define RAM_SIZE 0x1000 /* The card has 4k bytes or RAM */ #define PKT_START PP_TxFrame /* Start of packet RAM */ -#define RX_FRAME_PORT CS89x0_PORT(0x0000) +#define RX_FRAME_PORT 0x0000 #define TX_FRAME_PORT RX_FRAME_PORT -#define TX_CMD_PORT CS89x0_PORT(0x0004) +#define TX_CMD_PORT 0x0004 #define TX_NOW 0x0000 /* Tx packet after 5 bytes copied */ #define TX_AFTER_381 0x0040 /* Tx packet after 381 bytes copied */ #define TX_AFTER_ALL 0x00c0 /* Tx packet after all bytes copied */ -#define TX_LEN_PORT CS89x0_PORT(0x0006) -#define ISQ_PORT CS89x0_PORT(0x0008) -#define ADD_PORT CS89x0_PORT(0x000A) -#define DATA_PORT CS89x0_PORT(0x000C) +#define TX_LEN_PORT 0x0006 +#define ISQ_PORT 0x0008 +#define ADD_PORT 0x000A +#define DATA_PORT 0x000C #define EEPROM_WRITE_EN 0x00F0 #define EEPROM_WRITE_DIS 0x0000 |