diff mbox

b43: N-PHY: fix gain in b43_nphy_get_gain_ctl_workaround_ent()

Message ID 20130113200309.GB5907@elgon.mountain (mailing list archive)
State Not Applicable, archived
Headers show

Commit Message

Dan Carpenter Jan. 13, 2013, 8:03 p.m. UTC
There were no break statements in this switch statement so everything
used the default settings.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
---
Static checker stuff.  Untested.

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Comments

John W. Linville Jan. 14, 2013, 8:04 p.m. UTC | #1
On Sun, Jan 13, 2013 at 11:03:09PM +0300, Dan Carpenter wrote:
> There were no break statements in this switch statement so everything
> used the default settings.
> 
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
> ---
> Static checker stuff.  Untested.
> 
> diff --git a/drivers/net/wireless/b43/tables_nphy.c b/drivers/net/wireless/b43/tables_nphy.c
> index 97d4e27..6a1c838 100644
> --- a/drivers/net/wireless/b43/tables_nphy.c
> +++ b/drivers/net/wireless/b43/tables_nphy.c
> @@ -3259,20 +3259,28 @@ struct nphy_gain_ctl_workaround_entry *b43_nphy_get_gain_ctl_workaround_ent(
>  		switch (tr_iso) {
>  		case 0:
>  			e->cliplo_gain = 0x0062;
> +			break;
>  		case 1:
>  			e->cliplo_gain = 0x0064;
> +			break;
>  		case 2:
>  			e->cliplo_gain = 0x006a;
> +			break;
>  		case 3:
>  			e->cliplo_gain = 0x106a;
> +			break;
>  		case 4:
>  			e->cliplo_gain = 0x106c;
> +			break;
>  		case 5:
>  			e->cliplo_gain = 0x1074;
> +			break;
>  		case 6:
>  			e->cliplo_gain = 0x107c;
> +			break;
>  		case 7:
>  			e->cliplo_gain = 0x207c;
> +			break;
>  		default:
>  			e->cliplo_gain = 0x106a;
>  		}

Wow...nice find!

This seems like it could be significant.  Any comments from the
b43 folks?  Should this go to 3.8?

John
Walter Harms Jan. 17, 2013, 7:03 p.m. UTC | #2
Am 14.01.2013 21:04, schrieb John W. Linville:
> On Sun, Jan 13, 2013 at 11:03:09PM +0300, Dan Carpenter wrote:
>> There were no break statements in this switch statement so everything
>> used the default settings.

great :)

>>
>> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
>> ---
>> Static checker stuff.  Untested.
>>
>> diff --git a/drivers/net/wireless/b43/tables_nphy.c b/drivers/net/wireless/b43/tables_nphy.c
>> index 97d4e27..6a1c838 100644
>> --- a/drivers/net/wireless/b43/tables_nphy.c
>> +++ b/drivers/net/wireless/b43/tables_nphy.c
>> @@ -3259,20 +3259,28 @@ struct nphy_gain_ctl_workaround_entry *b43_nphy_get_gain_ctl_workaround_ent(
>>  		switch (tr_iso) {
>>  		case 0:
>>  			e->cliplo_gain = 0x0062;
>> +			break;
>>  		case 1:
>>  			e->cliplo_gain = 0x0064;
>> +			break;
>>  		case 2:
>>  			e->cliplo_gain = 0x006a;
>> +			break;
>>  		case 3:
>>  			e->cliplo_gain = 0x106a;
>> +			break;
>>  		case 4:
>>  			e->cliplo_gain = 0x106c;
>> +			break;
>>  		case 5:
>>  			e->cliplo_gain = 0x1074;
>> +			break;
>>  		case 6:
>>  			e->cliplo_gain = 0x107c;
>> +			break;
>>  		case 7:
>>  			e->cliplo_gain = 0x207c;
>> +			break;
>>  		default:
>>  			e->cliplo_gain = 0x106a;
>>  		}
> 
> Wow...nice find!
> 
> This seems like it could be significant.  Any comments from the
> b43 folks?  Should this go to 3.8?
> 

perhaps an array would be more simple here ?


if (tr_iso > 7 )
 e->cliplo_gain = 0x106a;
{
 int data[]={0x0062,0x0064,0x006a,0x106a,0x106c,0x1074,0x107c,0x207c};
  e->cliplo_gain = data[tr_iso];

}
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diff mbox

Patch

diff --git a/drivers/net/wireless/b43/tables_nphy.c b/drivers/net/wireless/b43/tables_nphy.c
index 97d4e27..6a1c838 100644
--- a/drivers/net/wireless/b43/tables_nphy.c
+++ b/drivers/net/wireless/b43/tables_nphy.c
@@ -3259,20 +3259,28 @@  struct nphy_gain_ctl_workaround_entry *b43_nphy_get_gain_ctl_workaround_ent(
 		switch (tr_iso) {
 		case 0:
 			e->cliplo_gain = 0x0062;
+			break;
 		case 1:
 			e->cliplo_gain = 0x0064;
+			break;
 		case 2:
 			e->cliplo_gain = 0x006a;
+			break;
 		case 3:
 			e->cliplo_gain = 0x106a;
+			break;
 		case 4:
 			e->cliplo_gain = 0x106c;
+			break;
 		case 5:
 			e->cliplo_gain = 0x1074;
+			break;
 		case 6:
 			e->cliplo_gain = 0x107c;
+			break;
 		case 7:
 			e->cliplo_gain = 0x207c;
+			break;
 		default:
 			e->cliplo_gain = 0x106a;
 		}