From c643a66ef5ccfd4d359327fb8afa9949f1abbfdd Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= Date: Mon, 18 Jan 2010 00:21:27 +0100 Subject: b43: N-PHY: implement and add reading one element tables MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Rafał Miłecki Signed-off-by: John W. Linville --- drivers/net/wireless/b43/tables_nphy.c | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) (limited to 'drivers/net/wireless/b43/tables_nphy.c') diff --git a/drivers/net/wireless/b43/tables_nphy.c b/drivers/net/wireless/b43/tables_nphy.c index fc08be0b976e..b8aed456da1f 100644 --- a/drivers/net/wireless/b43/tables_nphy.c +++ b/drivers/net/wireless/b43/tables_nphy.c @@ -2919,6 +2919,37 @@ static inline void assert_ntab_array_sizes(void) #undef check } +u32 b43_ntab_read(struct b43_wldev *dev, u32 offset) +{ + u32 type, value; + + type = offset & B43_NTAB_TYPEMASK; + offset &= ~B43_NTAB_TYPEMASK; + B43_WARN_ON(offset > 0xFFFF); + + switch (type) { + case B43_NTAB_8BIT: + b43_phy_write(dev, B43_NPHY_TABLE_ADDR, offset); + value = b43_phy_read(dev, B43_NPHY_TABLE_DATALO) & 0xFF; + break; + case B43_NTAB_16BIT: + b43_phy_write(dev, B43_NPHY_TABLE_ADDR, offset); + value = b43_phy_read(dev, B43_NPHY_TABLE_DATALO); + break; + case B43_NTAB_32BIT: + b43_phy_write(dev, B43_NPHY_TABLE_ADDR, offset); + value = b43_phy_read(dev, B43_NPHY_TABLE_DATAHI); + value <<= 16; + value |= b43_phy_read(dev, B43_NPHY_TABLE_DATALO); + break; + default: + B43_WARN_ON(1); + value = 0; + } + + return value; +} + void b43_ntab_write(struct b43_wldev *dev, u32 offset, u32 value) { u32 type; -- cgit v1.2.3