From dbc69f9769b92f3ce115fabf880f767d6bd4c436 Mon Sep 17 00:00:00 2001 From: Arend van Spriel Date: Thu, 13 Nov 2014 14:16:34 +0100 Subject: [PATCH 1/2] 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 Reviewed-by: Pieter-Paul Giesberts Signed-off-by: Arend van Spriel --- drivers/net/wireless/brcm80211/brcmutil/utils.c | 16 ++++++++++++++++ drivers/net/wireless/brcm80211/include/brcmu_utils.h | 2 ++ 2 files changed, 18 insertions(+) diff --git a/drivers/net/wireless/brcm80211/brcmutil/utils.c b/drivers/net/wireless/brcm80211/brcmutil/utils.c index 0f7e1c7..1575a1d 100644 --- a/drivers/net/wireless/brcm80211/brcmutil/utils.c +++ b/drivers/net/wireless/brcm80211/brcmutil/utils.c @@ -292,4 +292,20 @@ 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); + +/* 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); + #endif /* defined(DEBUG) */ diff --git a/drivers/net/wireless/brcm80211/include/brcmu_utils.h b/drivers/net/wireless/brcm80211/include/brcmu_utils.h index 8ba445b..a043e29 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_ */ -- 1.9.1