diff options
Diffstat (limited to 'drivers/net/wireless/b43')
| -rw-r--r-- | drivers/net/wireless/b43/Makefile | 1 | ||||
| -rw-r--r-- | drivers/net/wireless/b43/tables_phy_ht.c | 162 | ||||
| -rw-r--r-- | drivers/net/wireless/b43/tables_phy_ht.h | 20 |
3 files changed, 183 insertions, 0 deletions
diff --git a/drivers/net/wireless/b43/Makefile b/drivers/net/wireless/b43/Makefile index 900dc9c8c688..1b25604be547 100644 --- a/drivers/net/wireless/b43/Makefile +++ b/drivers/net/wireless/b43/Makefile @@ -11,6 +11,7 @@ b43-$(CONFIG_B43_PHY_N) += phy_n.o b43-$(CONFIG_B43_PHY_LP) += phy_lp.o b43-$(CONFIG_B43_PHY_LP) += tables_lpphy.o b43-$(CONFIG_B43_PHY_HT) += phy_ht.o +b43-$(CONFIG_B43_PHY_HT) += tables_phy_ht.o b43-$(CONFIG_B43_PHY_HT) += radio_2059.o b43-y += sysfs.o b43-y += xmit.o diff --git a/drivers/net/wireless/b43/tables_phy_ht.c b/drivers/net/wireless/b43/tables_phy_ht.c new file mode 100644 index 000000000000..df08be28f502 --- /dev/null +++ b/drivers/net/wireless/b43/tables_phy_ht.c @@ -0,0 +1,162 @@ +/* + + Broadcom B43 wireless driver + IEEE 802.11n HT-PHY data tables + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; see the file COPYING. If not, write to + the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor, + Boston, MA 02110-1301, USA. + +*/ + +#include "b43.h" +#include "tables_phy_ht.h" +#include "phy_common.h" +#include "phy_ht.h" + +u32 b43_httab_read(struct b43_wldev *dev, u32 offset) +{ + u32 type, value; + + type = offset & B43_HTTAB_TYPEMASK; + offset &= ~B43_HTTAB_TYPEMASK; + B43_WARN_ON(offset > 0xFFFF); + + switch (type) { + case B43_HTTAB_8BIT: + b43_phy_write(dev, B43_PHY_HT_TABLE_ADDR, offset); + value = b43_phy_read(dev, B43_PHY_HT_TABLE_DATALO) & 0xFF; + break; + case B43_HTTAB_16BIT: + b43_phy_write(dev, B43_PHY_HT_TABLE_ADDR, offset); + value = b43_phy_read(dev, B43_PHY_HT_TABLE_DATALO); + break; + case B43_HTTAB_32BIT: + b43_phy_write(dev, B43_PHY_HT_TABLE_ADDR, offset); + value = b43_phy_read(dev, B43_PHY_HT_TABLE_DATAHI); + value <<= 16; + value |= b43_phy_read(dev, B43_PHY_HT_TABLE_DATALO); + break; + default: + B43_WARN_ON(1); + value = 0; + } + + return value; +} + +void b43_httab_read_bulk(struct b43_wldev *dev, u32 offset, + unsigned int nr_elements, void *_data) +{ + u32 type; + u8 *data = _data; + unsigned int i; + + type = offset & B43_HTTAB_TYPEMASK; + offset &= ~B43_HTTAB_TYPEMASK; + B43_WARN_ON(offset > 0xFFFF); + + b43_phy_write(dev, B43_PHY_HT_TABLE_ADDR, offset); + + for (i = 0; i < nr_elements; i++) { + switch (type) { + case B43_HTTAB_8BIT: + *data = b43_phy_read(dev, B43_PHY_HT_TABLE_DATALO) & 0xFF; + data++; + break; + case B43_HTTAB_16BIT: + *((u16 *)data) = b43_phy_read(dev, B43_PHY_HT_TABLE_DATALO); + data += 2; + break; + case B43_HTTAB_32BIT: + *((u32 *)data) = b43_phy_read(dev, B43_PHY_HT_TABLE_DATAHI); + *((u32 *)data) <<= 16; + *((u32 *)data) |= b43_phy_read(dev, B43_PHY_HT_TABLE_DATALO); + data += 4; + break; + default: + B43_WARN_ON(1); + } + } +} + +void b43_httab_write(struct b43_wldev *dev, u32 offset, u32 value) +{ + u32 type; + + type = offset & B43_HTTAB_TYPEMASK; + offset &= 0xFFFF; + + switch (type) { + case B43_HTTAB_8BIT: + B43_WARN_ON(value & ~0xFF); + b43_phy_write(dev, B43_PHY_HT_TABLE_ADDR, offset); + b43_phy_write(dev, B43_PHY_HT_TABLE_DATALO, value); + break; + case B43_HTTAB_16BIT: + B43_WARN_ON(value & ~0xFFFF); + b43_phy_write(dev, B43_PHY_HT_TABLE_ADDR, offset); + 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); + 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); + } + + return; +} + +void b43_httab_write_bulk(struct b43_wldev *dev, u32 offset, + unsigned int nr_elements, const void *_data) +{ + u32 type, value; + const u8 *data = _data; + unsigned int i; + + type = offset & B43_HTTAB_TYPEMASK; + offset &= ~B43_HTTAB_TYPEMASK; + B43_WARN_ON(offset > 0xFFFF); + + b43_phy_write(dev, B43_PHY_HT_TABLE_ADDR, offset); + + for (i = 0; i < nr_elements; i++) { + switch (type) { + case B43_HTTAB_8BIT: + value = *data; + data++; + B43_WARN_ON(value & ~0xFF); + b43_phy_write(dev, B43_PHY_HT_TABLE_DATALO, value); + break; + case B43_HTTAB_16BIT: + value = *((u16 *)data); + data += 2; + B43_WARN_ON(value & ~0xFFFF); + b43_phy_write(dev, B43_PHY_HT_TABLE_DATALO, value); + break; + case B43_HTTAB_32BIT: + value = *((u32 *)data); + data += 4; + 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); + } + } +} diff --git a/drivers/net/wireless/b43/tables_phy_ht.h b/drivers/net/wireless/b43/tables_phy_ht.h new file mode 100644 index 000000000000..6a136148edd7 --- /dev/null +++ b/drivers/net/wireless/b43/tables_phy_ht.h @@ -0,0 +1,20 @@ +#ifndef B43_TABLES_PHY_HT_H_ +#define B43_TABLES_PHY_HT_H_ + +/* The HT-PHY tables. */ +#define B43_HTTAB_TYPEMASK 0xF0000000 +#define B43_HTTAB_8BIT 0x10000000 +#define B43_HTTAB_16BIT 0x20000000 +#define B43_HTTAB_32BIT 0x30000000 +#define B43_HTTAB8(table, offset) (((table) << 10) | (offset) | B43_HTTAB_8BIT) +#define B43_HTTAB16(table, offset) (((table) << 10) | (offset) | B43_HTTAB_16BIT) +#define B43_HTTAB32(table, offset) (((table) << 10) | (offset) | B43_HTTAB_32BIT) + +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_bulk(struct b43_wldev *dev, u32 offset, + unsigned int nr_elements, const void *_data); + +#endif /* B43_TABLES_PHY_HT_H_ */ |
