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[TG3]: Workaround 5752 A0 chip ID

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The 5752 A0 chip ID is wrong in hardware. The simplest way to workaround
it is to change it to the correct value in tp->pci_chip_rev_id. This
way, it is easier to check for the ASIC_REV_5752 in the rest of the
driver.

Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Michael Chan
2005-04-21 17:09:53 -07:00
committed by David S. Miller
parent 8c6bda1a89
commit ff645bec52
2 changed files with 10 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
drivers/net/tg3.c
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@@ -7952,6 +7952,12 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
tp->pci_chip_rev_id = (misc_ctrl_reg >>
MISC_HOST_CTRL_CHIPREV_SHIFT);
/* Wrong chip ID in 5752 A0. This code can be removed later
* as A0 is not in production.
*/
if (tp->pci_chip_rev_id == CHIPREV_ID_5752_A0_HW)
tp->pci_chip_rev_id = CHIPREV_ID_5752_A0;
/* Initialize misc host control in PCI block. */
tp->misc_host_ctrl |= (misc_ctrl_reg &
MISC_HOST_CTRL_CHIPREV);
@@ -7967,8 +7973,7 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
tp->pci_bist = (cacheline_sz_reg >> 24) & 0xff;
if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750 ||
GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752_A0 ||
GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752_A1)
GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752)
tp->tg3_flags2 |= TG3_FLG2_5750_PLUS;
if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) ||