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authorRafał Miłecki <zajec5@gmail.com>2013-05-13 22:07:53 +0200
committerJohn W. Linville <linville@tuxdriver.com>2013-05-22 15:08:44 -0400
commit78e578c5b43c4f274305075c68d055c8d6141fd5 (patch)
tree16510b0968622a2dfcbc0c58a5204eaa43cabebe /drivers/bcma
parent92eb164258cfce173060d3fe7aaffa2afaf735d7 (diff)
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bcma: support SPROM rev 10
This is pretty much the same as rev 9, there are just 2 extra fields we know about, but are not used/stored yet anyway. Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/bcma')
-rw-r--r--drivers/bcma/sprom.c16
1 files changed, 9 insertions, 7 deletions
diff --git a/drivers/bcma/sprom.c b/drivers/bcma/sprom.c
index c96f71c..de15b4f 100644
--- a/drivers/bcma/sprom.c
+++ b/drivers/bcma/sprom.c
@@ -154,7 +154,8 @@ static int bcma_sprom_check_crc(const u16 *sprom, size_t words)
return 0;
}
-static int bcma_sprom_valid(const u16 *sprom, size_t words)
+static int bcma_sprom_valid(struct bcma_bus *bus, const u16 *sprom,
+ size_t words)
{
u16 revision;
int err;
@@ -164,11 +165,14 @@ static int bcma_sprom_valid(const u16 *sprom, size_t words)
return err;
revision = sprom[words - 1] & SSB_SPROM_REVISION_REV;
- if (revision != 8 && revision != 9) {
+ if (revision != 8 && revision != 9 && revision != 10) {
pr_err("Unsupported SPROM revision: %d\n", revision);
return -ENOENT;
}
+ bus->sprom.revision = revision;
+ bcma_debug(bus, "Found SPROM revision %d\n", revision);
+
return 0;
}
@@ -208,9 +212,6 @@ static void bcma_sprom_extract_r8(struct bcma_bus *bus, const u16 *sprom)
BUILD_BUG_ON(ARRAY_SIZE(pwr_info_offset) !=
ARRAY_SIZE(bus->sprom.core_pwr_info));
- bus->sprom.revision = sprom[SSB_SPROMSIZE_WORDS_R4 - 1] &
- SSB_SPROM_REVISION_REV;
-
for (i = 0; i < 3; i++) {
v = sprom[SPOFF(SSB_SPROM8_IL0MAC) + i];
*(((__be16 *)bus->sprom.il0mac) + i) = cpu_to_be16(v);
@@ -549,7 +550,8 @@ int bcma_sprom_get(struct bcma_bus *bus)
{
u16 offset = BCMA_CC_SPROM;
u16 *sprom;
- size_t sprom_sizes[] = { SSB_SPROMSIZE_WORDS_R4, };
+ size_t sprom_sizes[] = { SSB_SPROMSIZE_WORDS_R4,
+ SSB_SPROMSIZE_WORDS_R10, };
int i, err = 0;
if (!bus->drv_cc.core)
@@ -592,7 +594,7 @@ int bcma_sprom_get(struct bcma_bus *bus)
return -ENOMEM;
bcma_sprom_read(bus, offset, sprom, words);
- err = bcma_sprom_valid(sprom, words);
+ err = bcma_sprom_valid(bus, sprom, words);
if (!err)
break;