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[PATCH] orinoco replace hermes_write_words() with hermes_write_bytes()

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The new function can write an odd number of bytes, thus making padding
unnecessary.

Signed-off-by: Pavel Roskin <proski@gnu.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Pavel Roskin
2006-04-07 04:10:39 -04:00
committed by John W. Linville
parent b34b867e94
commit 6b61626290
3 changed files with 16 additions and 15 deletions
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17
drivers/net/wireless/hermes.c
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@@ -400,8 +400,7 @@ int hermes_bap_pread(hermes_t *hw, int bap, void *buf, int len,
}
/* Write a block of data to the chip's buffer, via the
* BAP. Synchronization/serialization is the caller's problem. len
* must be even.
* BAP. Synchronization/serialization is the caller's problem.
*
* Returns: < 0 on internal failure (errno), 0 on success, > 0 on error from firmware
*/
@@ -411,7 +410,7 @@ int hermes_bap_pwrite(hermes_t *hw, int bap, const void *buf, int len,
int dreg = bap ? HERMES_DATA1 : HERMES_DATA0;
int err = 0;
if ( (len < 0) || (len % 2) )
if (len < 0)
return -EINVAL;
err = hermes_bap_seek(hw, bap, id, offset);
@@ -419,7 +418,7 @@ int hermes_bap_pwrite(hermes_t *hw, int bap, const void *buf, int len,
goto out;
/* Actually do the transfer */
hermes_write_words(hw, dreg, buf, len/2);
hermes_write_bytes(hw, dreg, buf, len);
out:
return err;
@@ -427,7 +426,7 @@ int hermes_bap_pwrite(hermes_t *hw, int bap, const void *buf, int len,
/* Write a block of data to the chip's buffer with padding if
* neccessary, via the BAP. Synchronization/serialization is the
* caller's problem. len must be even.
* caller's problem.
*
* Returns: < 0 on internal failure (errno), 0 on success, > 0 on error from firmware
*/
@@ -437,7 +436,7 @@ int hermes_bap_pwrite_pad(hermes_t *hw, int bap, const void *buf, unsigned data_
int dreg = bap ? HERMES_DATA1 : HERMES_DATA0;
int err = 0;
if (len < 0 || len % 2 || data_len > len)
if (len < 0 || data_len > len)
return -EINVAL;
err = hermes_bap_seek(hw, bap, id, offset);
@@ -445,13 +444,13 @@ int hermes_bap_pwrite_pad(hermes_t *hw, int bap, const void *buf, unsigned data_
goto out;
/* Transfer all the complete words of data */
hermes_write_words(hw, dreg, buf, data_len/2);
hermes_write_bytes(hw, dreg, buf, data_len);
/* If there is an odd byte left over pad and transfer it */
if (data_len & 1) {
u8 end[2];
end[1] = 0;
end[0] = ((unsigned char *)buf)[data_len - 1];
hermes_write_words(hw, dreg, end, 1);
hermes_write_bytes(hw, dreg, end, 2);
data_len ++;
}
/* Now send zeros for the padding */
@@ -534,7 +533,7 @@ int hermes_write_ltv(hermes_t *hw, int bap, u16 rid,
count = length - 1;
hermes_write_words(hw, dreg, value, count);
hermes_write_bytes(hw, dreg, value, count << 1);
err = hermes_docmd_wait(hw, HERMES_CMD_ACCESS | HERMES_CMD_WRITE,
rid, NULL);