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| author | Hauke Mehrtens <hauke@hauke-m.de> | 2012-09-30 11:45:31 +0000 |
|---|---|---|
| committer | Hauke Mehrtens <hauke@hauke-m.de> | 2012-09-30 11:45:31 +0000 |
| commit | 642fe7f10a9227e7f6d6d2b54355b6f8e8610918 (patch) | |
| tree | 7795b3b0975dd361185a4539f5c72efcca45b438 /target/linux/brcm47xx/patches-3.3/203-bcma-use-fallback-sprom-if-sprom-on-card-was-not-val.patch | |
| parent | 42952fd94fdd974714ceb9206b9ba7f30bc04415 (diff) | |
| download | upstream-642fe7f10a9227e7f6d6d2b54355b6f8e8610918.tar.gz upstream-642fe7f10a9227e7f6d6d2b54355b6f8e8610918.tar.bz2 upstream-642fe7f10a9227e7f6d6d2b54355b6f8e8610918.zip | |
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.
SVN-Revision: 33601
Diffstat (limited to 'target/linux/brcm47xx/patches-3.3/203-bcma-use-fallback-sprom-if-sprom-on-card-was-not-val.patch')
| -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); + |