diff options
| author | hauke <hauke@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2012-09-30 11:45:31 +0000 |
|---|---|---|
| committer | hauke <hauke@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2012-09-30 11:45:31 +0000 |
| commit | bd7b515b1606281ec7d1586378a75f4ccf3413d8 (patch) | |
| tree | 87a19f5f336cc83c00cb7a17b84434a540e57f3d /target/linux/brcm47xx/patches-3.3 | |
| parent | 6f8cf8b4c0bdd8d31ff8d15008c42b508ff68adc (diff) | |
[brcm47xx]: bcma: use fallback sprom if sprom on card was not valid
Sometimes the PCIe card indicates that it has a sprom somewhere and we
are able to read the memory region, but it is empty and not valid. In
these cases we should try to use the fallback sprom as a last chance.
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@33601 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/brcm47xx/patches-3.3')
| -rw-r--r-- | target/linux/brcm47xx/patches-3.3/203-bcma-use-fallback-sprom-if-sprom-on-card-was-not-val.patch | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/target/linux/brcm47xx/patches-3.3/203-bcma-use-fallback-sprom-if-sprom-on-card-was-not-val.patch b/target/linux/brcm47xx/patches-3.3/203-bcma-use-fallback-sprom-if-sprom-on-card-was-not-val.patch new file mode 100644 index 0000000000..b6e6480567 --- /dev/null +++ b/target/linux/brcm47xx/patches-3.3/203-bcma-use-fallback-sprom-if-sprom-on-card-was-not-val.patch @@ -0,0 +1,15 @@ +--- a/drivers/bcma/sprom.c ++++ b/drivers/bcma/sprom.c +@@ -591,8 +591,11 @@ int bcma_sprom_get(struct bcma_bus *bus) + bcma_chipco_bcm4331_ext_pa_lines_ctl(&bus->drv_cc, true); + + err = bcma_sprom_valid(sprom); +- if (err) ++ if (err) { ++ bcma_warn(bus, "invalid sprom read from the PCIe card, try to use fallback sprom\n"); ++ err = bcma_fill_sprom_with_fallback(bus, &bus->sprom); + goto out; ++ } + + bcma_sprom_extract_r8(bus, sprom); + |