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| author | John W. Linville <linville@tuxdriver.com> | 2012-02-22 00:06:35 +0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2012-02-22 00:06:35 +0400 |
| commit | a9802d43f205faa2fff422502a1336a50b9615c3 (patch) | |
| tree | 57152d6c84556320570802d01bbe04cefd8a2a7d /drivers/bcma/sprom.c | |
| parent | 0b0a635f79f91f3755b6518627ea06dd0dbfd523 (diff) | |
| parent | ca994a36f585432458ead9133fcfe05440edbb7b (diff) | |
| download | linux-a9802d43f205faa2fff422502a1336a50b9615c3.tar.xz | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next into for-davem
Diffstat (limited to 'drivers/bcma/sprom.c')
| -rw-r--r-- | drivers/bcma/sprom.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/bcma/sprom.c b/drivers/bcma/sprom.c index e35134f724f6..ca7752510d5b 100644 --- a/drivers/bcma/sprom.c +++ b/drivers/bcma/sprom.c @@ -250,6 +250,7 @@ int bcma_sprom_get(struct bcma_bus *bus) { u16 offset; u16 *sprom; + u32 sromctrl; int err = 0; if (!bus->drv_cc.core) @@ -258,6 +259,12 @@ int bcma_sprom_get(struct bcma_bus *bus) if (!(bus->drv_cc.capabilities & BCMA_CC_CAP_SPROM)) return -ENOENT; + if (bus->drv_cc.core->id.rev >= 32) { + sromctrl = bcma_read32(bus->drv_cc.core, BCMA_CC_SROM_CONTROL); + if (!(sromctrl & BCMA_CC_SROM_CONTROL_PRESENT)) + return -ENOENT; + } + sprom = kcalloc(SSB_SPROMSIZE_WORDS_R4, sizeof(u16), GFP_KERNEL); if (!sprom) |