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authorMatt Carlson <mcarlson@broadcom.com>2010-02-26 14:04:42 +0000
committerDavid S. Miller <davem@davemloft.net>2010-02-28 00:43:32 -0800
commite1d5bdabb94da89bdb3c3f2ee105cf61fca88ec8 (patch)
treebc5b86b19bc49ace2df10ed9e7ba7d1ca2b74d33 /drivers/net/tg3.c
parentb55ac1b22690d2e5b02a61cf6d69c2d66969c79d (diff)
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pci: Add VPD information field helper functions
This patch adds a preprocessor constant to describe the PCI VPD information field header size and an inline function to extract the size of the information field itself. Signed-off-by: Matt Carlson <mcarlson@broadcom.com> Signed-off-by: Michael Chan <mchan@broadcom.com> Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/tg3.c')
-rw-r--r--drivers/net/tg3.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index 76ad141..f59f369 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -12604,9 +12604,9 @@ static void __devinit tg3_read_partno(struct tg3 *tp)
while (i < (block_end - 2)) {
if (vpd_data[i + 0] == 'P' &&
vpd_data[i + 1] == 'N') {
- int partno_len = vpd_data[i + 2];
+ int partno_len = pci_vpd_info_field_size(&vpd_data[i]);
- i += 3;
+ i += PCI_VPD_INFO_FLD_HDR_SIZE;
if (partno_len > TG3_BPN_SIZE ||
(partno_len + i) > TG3_NVM_VPD_LEN)
goto out_not_found;
@@ -12617,7 +12617,8 @@ static void __devinit tg3_read_partno(struct tg3 *tp)
/* Success. */
return;
}
- i += 3 + vpd_data[i + 2];
+ i += PCI_VPD_INFO_FLD_HDR_SIZE +
+ pci_vpd_info_field_size(&vpd_data[i]);
}
/* Part number not found. */