On 09/01/2011 01:08 PM, Vasanthakumar Thiagarajan wrote:
> On Wed, Aug 31, 2011 at 05:19:08PM +0530, Vasanthakumar Thiagarajan wrote:
>> On Wed, Aug 31, 2011 at 03:48:14PM +0530, Vasanthakumar Thiagarajan wrote:
>>> Signed-off-by: Vasanthakumar Thiagarajan <vthiagar@xxxxxxxxxxxxxxxx>
>>> ---
>>> drivers/net/wireless/ath/ath6kl/main.c | 14 ++++++++++----
>>> 1 files changed, 10 insertions(+), 4 deletions(-)
>>>
>>> diff --git a/drivers/net/wireless/ath/ath6kl/main.c b/drivers/net/wireless/ath/ath6kl/main.c
>>> index 5e807a9..0bcfd46 100644
>>> --- a/drivers/net/wireless/ath/ath6kl/main.c
>>> +++ b/drivers/net/wireless/ath/ath6kl/main.c
>>> @@ -234,6 +234,7 @@ static int ath6kl_set_addrwin_reg(struct ath6kl *ar, u32 reg_addr, u32 addr)
>>> int ath6kl_diag_read32(struct ath6kl *ar, u32 address, u32 *value)
>>> {
>>> int ret;
>>> + __le32 reg_val = 0;
>>>
>>> /* set window register to start read cycle */
>>> ret = ath6kl_set_addrwin_reg(ar, WINDOW_READ_ADDR_ADDRESS, address);
>>> @@ -241,8 +242,10 @@ int ath6kl_diag_read32(struct ath6kl *ar, u32 address, u32 *value)
>>> return ret;
>>>
>>> /* read the data */
>>> - ret = hif_read_write_sync(ar, WINDOW_DATA_ADDRESS, (u8 *) value,
>>> - sizeof(*value), HIF_RD_SYNC_BYTE_INC);
>>> + ret = hif_read_write_sync(ar, WINDOW_DATA_ADDRESS, (u8 *) ®_val,
>>> + sizeof(reg_val), HIF_RD_SYNC_BYTE_INC);
>>> + *value = le32_to_cpu(reg_val);
>>> +
>>
>> This would break your fw_log patch where it is assumed that
>> the register value read through ath6kl_diag_read32() is LE.
>> Shall I remove endian conversion from your patch and send it
>> as a separate one which would be part of this series?.
>> Having endian conversion in a single place would be simple
>> and bug free.
>
> I think we should leave endian conversion to the caller during
> register read/write. So this patch can be dropped. But i still think
> my other patch which takes care of endianness for register address
> is needed as the address is again processed on host in
> ath6kl_set_addrwin_reg().
Ok, I'm dropping this patch.
Kalle
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