diff options
| author | Rafał Miłecki <zajec5@gmail.com> | 2011-08-23 21:09:30 +0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2011-08-24 00:14:19 +0400 |
| commit | 87a8c8cb2001a64034f1bd64980ab826402ab881 (patch) | |
| tree | 840439da2679c7019343106367d42191fda3ab89 /drivers/net/wireless | |
| parent | 98f8dc72ac50a931b982d0610d9ec08292ceafdc (diff) | |
| download | linux-87a8c8cb2001a64034f1bd64980ab826402ab881.tar.xz | |
b43: HT-PHY: allow writing longer tables with a single call
Sometimes we need to write table which is 2-10 elements long. It's
easier to create such a function instead of defining array every time.
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless')
| -rw-r--r-- | drivers/net/wireless/b43/tables_phy_ht.c | 45 | ||||
| -rw-r--r-- | drivers/net/wireless/b43/tables_phy_ht.h | 1 |
2 files changed, 46 insertions, 0 deletions
diff --git a/drivers/net/wireless/b43/tables_phy_ht.c b/drivers/net/wireless/b43/tables_phy_ht.c index 2127bd2ad877..677d217b5fb3 100644 --- a/drivers/net/wireless/b43/tables_phy_ht.c +++ b/drivers/net/wireless/b43/tables_phy_ht.c @@ -710,6 +710,51 @@ void b43_httab_write(struct b43_wldev *dev, u32 offset, u32 value) return; } +void b43_httab_write_few(struct b43_wldev *dev, u32 offset, size_t num, ...) +{ + va_list args; + u32 type, value; + unsigned int i; + + type = offset & B43_HTTAB_TYPEMASK; + offset &= 0xFFFF; + + va_start(args, num); + switch (type) { + case B43_HTTAB_8BIT: + b43_phy_write(dev, B43_PHY_HT_TABLE_ADDR, offset); + for (i = 0; i < num; i++) { + value = va_arg(args, int); + B43_WARN_ON(value & ~0xFF); + b43_phy_write(dev, B43_PHY_HT_TABLE_DATALO, value); + } + break; + case B43_HTTAB_16BIT: + b43_phy_write(dev, B43_PHY_HT_TABLE_ADDR, offset); + for (i = 0; i < num; i++) { + value = va_arg(args, int); + B43_WARN_ON(value & ~0xFFFF); + b43_phy_write(dev, B43_PHY_HT_TABLE_DATALO, value); + } + break; + case B43_HTTAB_32BIT: + b43_phy_write(dev, B43_PHY_HT_TABLE_ADDR, offset); + for (i = 0; i < num; i++) { + value = va_arg(args, int); + b43_phy_write(dev, B43_PHY_HT_TABLE_DATAHI, + value >> 16); + b43_phy_write(dev, B43_PHY_HT_TABLE_DATALO, + value & 0xFFFF); + } + break; + default: + B43_WARN_ON(1); + } + va_end(args); + + return; +} + void b43_httab_write_bulk(struct b43_wldev *dev, u32 offset, unsigned int nr_elements, const void *_data) { diff --git a/drivers/net/wireless/b43/tables_phy_ht.h b/drivers/net/wireless/b43/tables_phy_ht.h index bd20e9a818ea..1b5ef2bc770c 100644 --- a/drivers/net/wireless/b43/tables_phy_ht.h +++ b/drivers/net/wireless/b43/tables_phy_ht.h @@ -14,6 +14,7 @@ u32 b43_httab_read(struct b43_wldev *dev, u32 offset); void b43_httab_read_bulk(struct b43_wldev *dev, u32 offset, unsigned int nr_elements, void *_data); void b43_httab_write(struct b43_wldev *dev, u32 offset, u32 value); +void b43_httab_write_few(struct b43_wldev *dev, u32 offset, size_t num, ...); void b43_httab_write_bulk(struct b43_wldev *dev, u32 offset, unsigned int nr_elements, const void *_data); |