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brcmfmac: simplify sdio code download routine. 

brcmf_sdio_download_code_file is using a loop to send small blobs
of data. This is unnecessarily complex and was simplified with this
patch.

Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Hante Meuleman 2014-01-29 15:32:17 +01:00 committed by John W. Linville
parent 79c868e5ad
commit f9951c1334
1 changed files with 8 additions and 23 deletions
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31
drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
View File

@ -3291,32 +3291,17 @@ static int brcmf_sdio_download_code_file(struct brcmf_sdio *bus,
const struct firmware *fw)
{
int err;
int offset;
int address;
int len;
brcmf_dbg(TRACE, "Enter\n");
err = 0;
offset = 0;
address = bus->ci->rambase;
while (offset < fw->size) {
len = ((offset + MEMBLOCK) < fw->size) ? MEMBLOCK :
fw->size - offset;
err = brcmf_sdiod_ramrw(bus->sdiodev, true, address,
(u8 *)&fw->data[offset], len);
if (err) {
brcmf_err("error %d on writing %d membytes at 0x%08x\n",
err, len, address);
return err;
}
offset += len;
address += len;
}
if (!err)
if (!brcmf_sdio_verifymemory(bus->sdiodev, bus->ci->rambase,
(u8 *)fw->data, fw->size))
err = -EIO;
err = brcmf_sdiod_ramrw(bus->sdiodev, true, bus->ci->rambase,
(u8 *)fw->data, fw->size);
if (err)
brcmf_err("error %d on writing %d membytes at 0x%08x\n",
err, (int)fw->size, bus->ci->rambase);
else if (!brcmf_sdio_verifymemory(bus->sdiodev, bus->ci->rambase,
(u8 *)fw->data, fw->size))
err = -EIO;
return err;
}