The power table can replaced with calculation 0x0404090 | (power << 12)
removing array and length macro.
variable power never goes beyond the maximum setting.
Signed-off-by: Malcolm Priestley <tvbox...@gmail.com>
---
drivers/staging/vt6656/rf.c | 79 ++-----------------------------------
1 file changed, 4 insertions(+), 75 deletions(-)
diff --git a/drivers/staging/vt6656/rf.c b/drivers/staging/vt6656/rf.c
index 43237b7e1dbe..4f9aba0f21b0 100644
--- a/drivers/staging/vt6656/rf.c
+++ b/drivers/staging/vt6656/rf.c
@@ -27,7 +27,6 @@
#include "usbpipe.h"
#define CB_AL2230_INIT_SEQ 15
-#define AL2230_PWR_IDX_LEN 64
#define CB_AL7230_INIT_SEQ 16
#define AL7230_PWR_IDX_LEN 64
@@ -518,74 +517,6 @@ static u8 vt3342_channel_table1[CB_MAX_CHANNEL][3] = {
{0x03, 0x00, 0x04}
};
-/* Power Table */
-static const u32 al2230_power_table[AL2230_PWR_IDX_LEN] = {
- 0x04040900,
- 0x04041900,
- 0x04042900,
- 0x04043900,
- 0x04044900,
- 0x04045900,
- 0x04046900,
- 0x04047900,
- 0x04048900,
- 0x04049900,
- 0x0404a900,
- 0x0404b900,
- 0x0404c900,
- 0x0404d900,
- 0x0404e900,
- 0x0404f900,
- 0x04050900,
- 0x04051900,
- 0x04052900,
- 0x04053900,
- 0x04054900,
- 0x04055900,
- 0x04056900,
- 0x04057900,
- 0x04058900,
- 0x04059900,
- 0x0405a900,
- 0x0405b900,
- 0x0405c900,
- 0x0405d900,
- 0x0405e900,
- 0x0405f900,
- 0x04060900,
- 0x04061900,
- 0x04062900,
- 0x04063900,
- 0x04064900,
- 0x04065900,
- 0x04066900,
- 0x04067900,
- 0x04068900,
- 0x04069900,
- 0x0406a900,
- 0x0406b900,
- 0x0406c900,
- 0x0406d900,
- 0x0406e900,
- 0x0406f900,
- 0x04070900,
- 0x04071900,
- 0x04072900,
- 0x04073900,
- 0x04074900,
- 0x04075900,
- 0x04076900,
- 0x04077900,
- 0x04078900,
- 0x04079900,
- 0x0407a900,
- 0x0407b900,
- 0x0407c900,
- 0x0407d900,
- 0x0407e900,
- 0x0407f900
-};
-
/*
* Description: Write to IF/RF, by embedded programming
*/
@@ -685,10 +616,9 @@ int vnt_rf_set_txpower(struct vnt_private *priv, u8 power,
u32 rate)
switch (priv->rf_type) {
case RF_AL2230:
- if (power >= AL2230_PWR_IDX_LEN)
- return false;
+ power_setting = 0x0404090 | (power << 12);
- ret &= vnt_rf_write_embedded(priv, al2230_power_table[power]);
+ ret &= vnt_rf_write_embedded(priv, power_setting);
if (rate <= RATE_11M)
ret &= vnt_rf_write_embedded(priv, 0x0001b400);
@@ -696,10 +626,9 @@ int vnt_rf_set_txpower(struct vnt_private *priv, u8 power,
u32 rate)
ret &= vnt_rf_write_embedded(priv, 0x0005a400);
break;
case RF_AL2230S:
- if (power >= AL2230_PWR_IDX_LEN)
- return false;
+ power_setting = 0x0404090 | (power << 12);
- ret &= vnt_rf_write_embedded(priv, al2230_power_table[power]);
+ ret &= vnt_rf_write_embedded(priv, power_setting);
if (rate <= RATE_11M) {
ret &= vnt_rf_write_embedded(priv, 0x040c1400);
--
2.25.1
_______________________________________________
devel mailing list
de...@linuxdriverproject.org
http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel
