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authorRafał Miłecki <zajec5@gmail.com>2011-08-23 19:09:30 +0200
committerJohn W. Linville <linville@tuxdriver.com>2011-08-23 16:14:19 -0400
commit87a8c8cb2001a64034f1bd64980ab826402ab881 (patch)
tree840439da2679c7019343106367d42191fda3ab89
parent98f8dc72ac50a931b982d0610d9ec08292ceafdc (diff)
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>
-rw-r--r--drivers/net/wireless/b43/tables_phy_ht.c45
-rw-r--r--drivers/net/wireless/b43/tables_phy_ht.h1
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 2127bd2ad87..677d217b5fb 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 bd20e9a818e..1b5ef2bc770 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);