pci: Add large and small resource data type code

This patch introduces more VPD preprocessor definitions to identify some
small and large resource data type item names.  The patch then continues
to correct how the tg3 and bnx2 drivers search for the "read-only data"
large resource data type.

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>

1 files changed, 17 insertions, 6 deletions

diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index 5fccbe459949..ed57a62b3ac8 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -12589,15 +12589,26 @@ static void __devinit tg3_read_partno(struct tg3 *tp)
                 unsigned char val = vpd_data[i];
                 unsigned int block_end;
 
-                if (val == 0x82 || val == 0x91) {
-                        i += PCI_VPD_LRDT_TAG_SIZE +
-                             pci_vpd_lrdt_size(&vpd_data[i]);
+                if (val & PCI_VPD_LRDT) {
+                        if (i + PCI_VPD_LRDT_TAG_SIZE > TG3_NVM_VPD_LEN)
+                                break;
+
+                        if (val != PCI_VPD_LRDT_RO_DATA) {
+                                i += PCI_VPD_LRDT_TAG_SIZE +
+                                     pci_vpd_lrdt_size(&vpd_data[i]);
+
+                                continue;
+                        }
+                } else {
+                        if ((val & PCI_VPD_SRDT_TIN_MASK) == PCI_VPD_STIN_END)
+                                break;
+
+                        i += PCI_VPD_SRDT_TAG_SIZE +
+                             pci_vpd_srdt_size(&vpd_data[i]);
+
                         continue;
                 }
 
-                if (val != 0x90)
-                        goto out_not_found;
-
                 block_end = i + PCI_VPD_LRDT_TAG_SIZE +
                             pci_vpd_lrdt_size(&vpd_data[i]);