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b43: Add parts of LP-PHY TX power control

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This adds the initial parts of the LP-PHY TX power control.
This also adds helper functions for bulk access of LP tables.

Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Michael Buesch
2009-02-04 19:55:22 +01:00
committed by John W. Linville
parent 7a94708060
commit ce1a9ee33a
5 changed files with 262 additions and 3 deletions
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61
drivers/net/wireless/b43/tables_lpphy.c
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@@ -303,6 +303,36 @@ u32 b43_lptab_read(struct b43_wldev *dev, u32 offset)
return value;
}
void b43_lptab_read_bulk(struct b43_wldev *dev, u32 offset,
unsigned int nr_elements, void *_data)
{
u32 type, value;
u8 *data = _data;
unsigned int i;
type = offset & B43_LPTAB_TYPEMASK;
for (i = 0; i < nr_elements; i++) {
value = b43_lptab_read(dev, offset);
switch (type) {
case B43_LPTAB_8BIT:
*data = value;
data++;
break;
case B43_LPTAB_16BIT:
*((u16 *)data) = value;
data += 2;
break;
case B43_LPTAB_32BIT:
*((u32 *)data) = value;
data += 4;
break;
default:
B43_WARN_ON(1);
}
offset++;
}
}
void b43_lptab_write(struct b43_wldev *dev, u32 offset, u32 value)
{
u32 type;
@@ -331,3 +361,34 @@ void b43_lptab_write(struct b43_wldev *dev, u32 offset, u32 value)
B43_WARN_ON(1);
}
}
void b43_lptab_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_LPTAB_TYPEMASK;
for (i = 0; i < nr_elements; i++) {
switch (type) {
case B43_LPTAB_8BIT:
value = *data;
data++;
break;
case B43_LPTAB_16BIT:
value = *((u16 *)data);
data += 2;
break;
case B43_LPTAB_32BIT:
value = *((u32 *)data);
data += 4;
break;
default:
B43_WARN_ON(1);
value = 0;
}
b43_lptab_write(dev, offset, value);
offset++;
}
}