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authorLennert Buytenhek <buytenh@wantstofly.org>2006-01-08 12:01:11 +0300
committerLinus Torvalds <torvalds@g5.osdl.org>2006-01-09 07:12:45 +0300
commit3b68d70dffe255e7681d5725d96bc2b92a24bb9d (patch)
tree0f311381f9d39e10360431cb57c94b7bcae62727 /drivers
parent3eaa5e7dcce0653d2bfd2ab85a623687da49f8d5 (diff)
downloadlinux-3b68d70dffe255e7681d5725d96bc2b92a24bb9d.tar.xz
[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.c28
-rw-r--r--drivers/net/cs89x0.h19
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