diff options
Diffstat (limited to 'drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c')
| -rw-r--r-- | drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c | 34 |
1 files changed, 19 insertions, 15 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c index 8c4b506..ea716a4 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c @@ -409,12 +409,26 @@ static int brcmf_sdio_buffrw(struct brcmf_sdio_dev *sdiodev, uint fn, goto exit; } + memset(&mmc_req, 0, sizeof(struct mmc_request)); + memset(&mmc_cmd, 0, sizeof(struct mmc_command)); + memset(&mmc_dat, 0, sizeof(struct mmc_data)); + + mmc_dat.sg = st.sgl; + mmc_dat.blksz = func_blk_sz; + mmc_dat.flags = write ? MMC_DATA_WRITE : MMC_DATA_READ; + mmc_cmd.opcode = SD_IO_RW_EXTENDED; + mmc_cmd.arg = write ? 1<<31 : 0; /* write flag */ + mmc_cmd.arg |= (fn & 0x7) << 28; /* SDIO func num */ + mmc_cmd.arg |= 1<<27; /* block mode */ + /* for function 1 the addr will be incremented */ + mmc_cmd.arg |= (fn == 1) ? 1<<26 : 0; + mmc_cmd.flags = MMC_RSP_SPI_R5 | MMC_RSP_R5 | MMC_CMD_ADTC; + mmc_req.cmd = &mmc_cmd; + mmc_req.data = &mmc_dat; + while (seg_sz) { req_sz = 0; sg_cnt = 0; - memset(&mmc_req, 0, sizeof(struct mmc_request)); - memset(&mmc_cmd, 0, sizeof(struct mmc_command)); - memset(&mmc_dat, 0, sizeof(struct mmc_data)); sgl = st.sgl; /* prep sg table */ while (pkt_next != (struct sk_buff *)target_list) { @@ -447,22 +461,12 @@ static int brcmf_sdio_buffrw(struct brcmf_sdio_dev *sdiodev, uint fn, ret = -ENOTBLK; goto exit; } - mmc_dat.sg = st.sgl; + mmc_dat.sg_len = sg_cnt; - mmc_dat.blksz = func_blk_sz; mmc_dat.blocks = req_sz / func_blk_sz; - mmc_dat.flags = write ? MMC_DATA_WRITE : MMC_DATA_READ; - mmc_cmd.opcode = SD_IO_RW_EXTENDED; - mmc_cmd.arg = write ? 1<<31 : 0; /* write flag */ - mmc_cmd.arg |= (fn & 0x7) << 28; /* SDIO func num */ - mmc_cmd.arg |= 1<<27; /* block mode */ - /* incrementing addr for function 1 */ - mmc_cmd.arg |= (fn == 1) ? 1<<26 : 0; mmc_cmd.arg |= (addr & 0x1FFFF) << 9; /* address */ mmc_cmd.arg |= mmc_dat.blocks & 0x1FF; /* block count */ - mmc_cmd.flags = MMC_RSP_SPI_R5 | MMC_RSP_R5 | MMC_CMD_ADTC; - mmc_req.cmd = &mmc_cmd; - mmc_req.data = &mmc_dat; + /* incrementing addr for function 1 */ if (fn == 1) addr += req_sz; |