diff options
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/wireless/hermes.c | 17 | ||||
| -rw-r--r-- | drivers/net/wireless/hermes.h | 7 | ||||
| -rw-r--r-- | drivers/net/wireless/spectrum_cs.c | 7 |
3 files changed, 16 insertions, 15 deletions
diff --git a/drivers/net/wireless/hermes.c b/drivers/net/wireless/hermes.c index 456d934caad8..be24f01ea469 100644 --- a/drivers/net/wireless/hermes.c +++ b/drivers/net/wireless/hermes.c @@ -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); diff --git a/drivers/net/wireless/hermes.h b/drivers/net/wireless/hermes.h index 34ccba2d4354..e1b279e1bf32 100644 --- a/drivers/net/wireless/hermes.h +++ b/drivers/net/wireless/hermes.h @@ -408,10 +408,13 @@ static inline void hermes_read_words(struct hermes *hw, int off, void *buf, unsi ioread16_rep(hw->iobase + off, buf, count); } -static inline void hermes_write_words(struct hermes *hw, int off, const void *buf, unsigned count) +static inline void hermes_write_bytes(struct hermes *hw, int off, + const char *buf, unsigned count) { off = off << hw->reg_spacing; - iowrite16_rep(hw->iobase + off, buf, count); + iowrite16_rep(hw->iobase + off, buf, count >> 1); + if (unlikely(count & 1)) + iowrite8(buf[count - 1], hw->iobase + off); } static inline void hermes_clear_words(struct hermes *hw, int off, unsigned count) diff --git a/drivers/net/wireless/spectrum_cs.c b/drivers/net/wireless/spectrum_cs.c index 511bc59f1574..aeb38d938832 100644 --- a/drivers/net/wireless/spectrum_cs.c +++ b/drivers/net/wireless/spectrum_cs.c @@ -343,8 +343,7 @@ spectrum_plug_pdi(hermes_t *hw, struct pdr *first_pdr, struct pdi *pdi) /* do the actual plugging */ spectrum_aux_setaddr(hw, pdr_addr(pdr)); - hermes_write_words(hw, HERMES_AUXDATA, pdi->data, - pdi_len(pdi) / 2); + hermes_write_bytes(hw, HERMES_AUXDATA, pdi->data, pdi_len(pdi)); return 0; } @@ -424,8 +423,8 @@ spectrum_load_blocks(hermes_t *hw, const struct dblock *first_block) while (dblock_addr(blk) != BLOCK_END) { spectrum_aux_setaddr(hw, blkaddr); - hermes_write_words(hw, HERMES_AUXDATA, blk->data, - blklen / 2); + hermes_write_bytes(hw, HERMES_AUXDATA, blk->data, + blklen); blk = (struct dblock *) &blk->data[blklen]; blkaddr = dblock_addr(blk); |