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authorMatt Carlson <mcarlson@broadcom.com>2009-12-03 08:36:22 +0000
committerDavid S. Miller <davem@davemloft.net>2009-12-03 13:18:04 -0800
commit141518c95870228da4e050fbe31a8f0c9df82c72 (patch)
tree377e3cb707cf848213f5aeb653dd50cae572135c
parentb703df6f628ab63eaa875232551b1f2f0503b9af (diff)
tg3: Add some VPD preprocessor constants
This patch cleans up the VPD code by creating preprocessor definitions and using them in the place of hardcoded constants. Signed-off-by: Matt Carlson <mcarlson@broadcom.com> Reviewed-by: Michael Chan <mchan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/tg3.c15
-rw-r--r--drivers/net/tg3.h10
-rw-r--r--include/linux/ethtool.h3
3 files changed, 18 insertions, 10 deletions
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index 36f2e1b8cbb..2576effca84 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -12433,7 +12433,7 @@ skip_phy_reset:
static void __devinit tg3_read_partno(struct tg3 *tp)
{
- unsigned char vpd_data[256]; /* in little-endian format */
+ unsigned char vpd_data[TG3_NVM_VPD_LEN]; /* in little-endian format */
unsigned int i;
u32 magic;
@@ -12442,14 +12442,14 @@ static void __devinit tg3_read_partno(struct tg3 *tp)
goto out_not_found;
if (magic == TG3_EEPROM_MAGIC) {
- for (i = 0; i < 256; i += 4) {
+ for (i = 0; i < TG3_NVM_VPD_LEN; i += 4) {
u32 tmp;
/* The data is in little-endian format in NVRAM.
* Use the big-endian read routines to preserve
* the byte order as it exists in NVRAM.
*/
- if (tg3_nvram_read_be32(tp, 0x100 + i, &tmp))
+ if (tg3_nvram_read_be32(tp, TG3_NVM_VPD_OFF + i, &tmp))
goto out_not_found;
memcpy(&vpd_data[i], &tmp, sizeof(tmp));
@@ -12458,7 +12458,7 @@ static void __devinit tg3_read_partno(struct tg3 *tp)
int vpd_cap;
vpd_cap = pci_find_capability(tp->pdev, PCI_CAP_ID_VPD);
- for (i = 0; i < 256; i += 4) {
+ for (i = 0; i < TG3_NVM_VPD_LEN; i += 4) {
u32 tmp, j = 0;
__le32 v;
u16 tmp16;
@@ -12483,7 +12483,7 @@ static void __devinit tg3_read_partno(struct tg3 *tp)
}
/* Now parse and find the part number. */
- for (i = 0; i < 254; ) {
+ for (i = 0; i < TG3_NVM_VPD_LEN - 2; ) {
unsigned char val = vpd_data[i];
unsigned int block_end;
@@ -12502,7 +12502,7 @@ static void __devinit tg3_read_partno(struct tg3 *tp)
(vpd_data[i + 2] << 8)));
i += 3;
- if (block_end > 256)
+ if (block_end > TG3_NVM_VPD_LEN)
goto out_not_found;
while (i < (block_end - 2)) {
@@ -12511,7 +12511,8 @@ static void __devinit tg3_read_partno(struct tg3 *tp)
int partno_len = vpd_data[i + 2];
i += 3;
- if (partno_len > 24 || (partno_len + i) > 256)
+ if (partno_len > TG3_BPN_SIZE ||
+ (partno_len + i) > TG3_NVM_VPD_LEN)
goto out_not_found;
memcpy(tp->board_part_number,
diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h
index 6a2c31071ca..cd30889650f 100644
--- a/drivers/net/tg3.h
+++ b/drivers/net/tg3.h
@@ -1821,6 +1821,11 @@
#define TG3_OTP_DEFAULT 0x286c1640
+
+/* Hardware Legacy NVRAM layout */
+#define TG3_NVM_VPD_OFF 0x100
+#define TG3_NVM_VPD_LEN 256
+
/* Hardware Selfboot NVRAM layout */
#define TG3_NVM_HWSB_CFG1 0x00000004
#define TG3_NVM_HWSB_CFG1_MAJMSK 0xf8000000
@@ -2893,8 +2898,9 @@ struct tg3 {
u32 led_ctrl;
u32 phy_otp;
- char board_part_number[24];
-#define TG3_VER_SIZE 32
+#define TG3_BPN_SIZE 24
+ char board_part_number[TG3_BPN_SIZE];
+#define TG3_VER_SIZE ETHTOOL_FWVERS_LEN
char fw_ver[TG3_VER_SIZE];
u32 nic_sram_data_cfg;
u32 pci_clock_ctrl;
diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h
index bcaa0e0a54d..ef4a2d84d92 100644
--- a/include/linux/ethtool.h
+++ b/include/linux/ethtool.h
@@ -49,13 +49,14 @@ static inline __u32 ethtool_cmd_speed(struct ethtool_cmd *ep)
return (ep->speed_hi << 16) | ep->speed;
}
+#define ETHTOOL_FWVERS_LEN 32
#define ETHTOOL_BUSINFO_LEN 32
/* these strings are set to whatever the driver author decides... */
struct ethtool_drvinfo {
__u32 cmd;
char driver[32]; /* driver short name, "tulip", "eepro100" */
char version[32]; /* driver version string */
- char fw_version[32]; /* firmware version string, if applicable */
+ char fw_version[ETHTOOL_FWVERS_LEN]; /* firmware version string */
char bus_info[ETHTOOL_BUSINFO_LEN]; /* Bus info for this IF. */
/* For PCI devices, use pci_name(pci_dev). */
char reserved1[32];