iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

brcmfmac: restrict dongle txglom disable to old SDIO core

Browse Source 
txglomming is a firmware feature for sdio bus interface. For SDIO
device cores newer than revision 11, the default setting of
firmware should be used instead of disabling it from the host side.

Reviewed-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Franky Lin 2012-06-26 21:26:35 +02:00 committed by John W. Linville
parent 135e4c6184
commit bbfd6a66ff
2 changed files with 15 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c
View File

@ -801,7 +801,6 @@ int brcmf_c_preinit_dcmds(struct brcmf_pub *drvr)
"event_msgs" + '\0' + bitvec */
char buf[128], *ptr;
u32 dongle_align = drvr->bus_if->align;
u32 glom = 0;
u32 roaming = 1;
uint bcn_timeout = 3;
int scan_assoc_time = 40;
@ -835,11 +834,6 @@ int brcmf_c_preinit_dcmds(struct brcmf_pub *drvr)
brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, iovbuf,
sizeof(iovbuf));
/* disable glom option per default */
brcmf_c_mkiovar("bus:txglom", (char *)&glom, 4, iovbuf, sizeof(iovbuf));
brcmf_proto_cdc_set_dcmd(drvr, 0, BRCMF_C_SET_VAR, iovbuf,
sizeof(iovbuf));
/* Setup timeout if Beacons are lost and roam is off to report
link down */
brcmf_c_mkiovar("bcn_timeout", (char *)&bcn_timeout, 4, iovbuf,

15
drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
View File

@ -4169,6 +4169,9 @@ void *brcmf_sdbrcm_probe(u32 regsva, struct brcmf_sdio_dev *sdiodev)
{
int ret;
struct brcmf_sdio *bus;
struct brcmf_bus_dcmd *dlst;
u32 dngl_txglom;
u8 idx;
brcmf_dbg(TRACE, "Enter\n");
@ -4254,6 +4257,18 @@ void *brcmf_sdbrcm_probe(u32 regsva, struct brcmf_sdio_dev *sdiodev)
brcmf_sdio_debugfs_create(bus);
brcmf_dbg(INFO, "completed!!\n");
/* sdio bus core specific dcmd */
idx = brcmf_sdio_chip_getinfidx(bus->ci, BCMA_CORE_SDIO_DEV);
dlst = kzalloc(sizeof(struct brcmf_bus_dcmd), GFP_KERNEL);
if (bus->ci->c_inf[idx].rev < 12 && dlst) {
/* for sdio core rev < 12, disable txgloming */
dngl_txglom = 0;
dlst->name = "bus:txglom";
dlst->param = (char *)&dngl_txglom;
dlst->param_len = sizeof(u32);
list_add(&dlst->list, &bus->sdiodev->bus_if->dcmd_list);
}
/* if firmware path present try to download and bring up bus */
ret = brcmf_bus_start(bus->sdiodev->dev);
if (ret != 0) {