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authorArend van Spriel <arend@broadcom.com>2014-11-25 20:55:53 +0100
committerJohn W. Linville <linville@tuxdriver.com>2014-12-01 15:57:20 -0500
commit56f0b750fca748b8d13c883d9e947178f3d0162c (patch)
tree73317ba626cc89041f91b50776f7d481ca4718ea
parent87dd2d76a94b310c173943a7de9a8b6598af0c78 (diff)
brcmutil: add helper function to format board revision
The board revision that is available in hardware can be translated so it matches the labelling on the board. This is accomplished by this helper function. Reviewed-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/net/wireless/brcm80211/brcmutil/utils.c16
-rw-r--r--drivers/net/wireless/brcm80211/include/brcmu_utils.h2
2 files changed, 18 insertions, 0 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmutil/utils.c b/drivers/net/wireless/brcm80211/brcmutil/utils.c
index 0f7e1c7b6f58..906e89ddf319 100644
--- a/drivers/net/wireless/brcm80211/brcmutil/utils.c
+++ b/drivers/net/wireless/brcm80211/brcmutil/utils.c
@@ -261,6 +261,21 @@ struct sk_buff *brcmu_pktq_mdeq(struct pktq *pq, uint prec_bmp,
}
EXPORT_SYMBOL(brcmu_pktq_mdeq);
+/* Produce a human-readable string for boardrev */
+char *brcmu_boardrev_str(u32 brev, char *buf)
+{
+ char c;
+
+ if (brev < 0x100) {
+ snprintf(buf, 8, "%d.%d", (brev & 0xf0) >> 4, brev & 0xf);
+ } else {
+ c = (brev & 0xf000) == 0x1000 ? 'P' : 'A';
+ snprintf(buf, 8, "%c%03x", c, brev & 0xfff);
+ }
+ return buf;
+}
+EXPORT_SYMBOL(brcmu_boardrev_str);
+
#if defined(DEBUG)
/* pretty hex print a pkt buffer chain */
void brcmu_prpkt(const char *msg, struct sk_buff *p0)
@@ -292,4 +307,5 @@ void brcmu_dbg_hex_dump(const void *data, size_t size, const char *fmt, ...)
print_hex_dump_bytes("", DUMP_PREFIX_OFFSET, data, size);
}
EXPORT_SYMBOL(brcmu_dbg_hex_dump);
+
#endif /* defined(DEBUG) */
diff --git a/drivers/net/wireless/brcm80211/include/brcmu_utils.h b/drivers/net/wireless/brcm80211/include/brcmu_utils.h
index 8ba445b3fd72..a043e29f07e2 100644
--- a/drivers/net/wireless/brcm80211/include/brcmu_utils.h
+++ b/drivers/net/wireless/brcm80211/include/brcmu_utils.h
@@ -218,4 +218,6 @@ void brcmu_dbg_hex_dump(const void *data, size_t size, const char *fmt, ...)
}
#endif
+char *brcmu_boardrev_str(u32 brev, char *buf);
+
#endif /* _BRCMU_UTILS_H_ */