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brcm: adds support for BCM43341 wifi

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brcmfmac: Disable power management

Disable wireless power saving in the brcmfmac WLAN driver. This is a
temporary measure until the connectivity loss resulting from power
saving is resolved.

Signed-off-by: Phil Elwell <phil@raspberrypi.org>

brcmfmac: Use original country code as a fallback

Commit 73345fd212:

    brcmfmac: Configure country code using device specific settings

prevents region codes from working on devices that lack a region code
translation table. In the event of an absent table, preserve the old
behaviour of using the provided code as-is.

Signed-off-by: Phil Elwell <phil@raspberrypi.org>

brcmfmac: Plug memory leak in brcmf_fill_bss_param

See: https://github.com/raspberrypi/linux/issues/1471

Signed-off-by: Phil Elwell <phil@raspberrypi.org>

brcmfmac: do not use internal roaming engine by default

Some evidence of curing disconnects with this disabled, so make it a default.
Can be overridden with module parameter roamoff=0
See: http://projectable.me/optimize-my-pi-wi-fi/

brcmfmac: Change stop_ap sequence

Patch from Broadcom/Cypress to resolve a customer error

Signed-off-by: Phil Elwell <phil@raspberrypi.org>
This commit is contained in:
Cheong2K
2016-02-26 18:20:10 +08:00
committed by popcornmix
parent b4e845b5bf
commit 20e7fda685
3 changed files with 20 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files

22
drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
View File

@@ -2754,6 +2754,8 @@ brcmf_cfg80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *ndev,
* preference in cfg struct to apply this to
* FW later while initializing the dongle
*/
pr_info("power management disabled\n");
enabled = false;
cfg->pwr_save = enabled;
if (!check_vif_up(ifp->vif)) {
@@ -6906,12 +6908,18 @@ static s32 brcmf_translate_country_code(struct brcmf_pub *drvr, char alpha2[2],
struct brcmfmac_pd_cc *country_codes;
struct brcmfmac_pd_cc_entry *cc;
s32 found_index;
char ccode[BRCMF_COUNTRY_BUF_SZ];
int rev;
int i;
memcpy(ccode, alpha2, sizeof(ccode));
rev = -1;
country_codes = drvr->settings->country_codes;
if (!country_codes) {
brcmf_dbg(TRACE, "No country codes configured for device\n");
return -EINVAL;
brcmf_dbg(TRACE, "No country codes configured for device"
" - use requested value\n");
goto use_input_value;
}
if ((alpha2[0] == ccreq->country_abbrev[0]) &&
@@ -6935,10 +6943,14 @@ static s32 brcmf_translate_country_code(struct brcmf_pub *drvr, char alpha2[2],
brcmf_dbg(TRACE, "No country code match found\n");
return -EINVAL;
}
memset(ccreq, 0, sizeof(*ccreq));
ccreq->rev = cpu_to_le32(country_codes->table[found_index].rev);
memcpy(ccreq->ccode, country_codes->table[found_index].cc,
rev = country_codes->table[found_index].rev;
memcpy(ccode, country_codes->table[found_index].cc,
BRCMF_COUNTRY_BUF_SZ);
use_input_value:
memset(ccreq, 0, sizeof(*ccreq));
ccreq->rev = cpu_to_le32(rev);
memcpy(ccreq->ccode, ccode, sizeof(ccode));
ccreq->country_abbrev[0] = alpha2[0];
ccreq->country_abbrev[1] = alpha2[1];
ccreq->country_abbrev[2] = 0;

2
drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c
View File

@@ -70,7 +70,7 @@ static int brcmf_fcmode;
module_param_named(fcmode, brcmf_fcmode, int, 0);
MODULE_PARM_DESC(fcmode, "Mode of firmware signalled flow control");
static int brcmf_roamoff;
static int brcmf_roamoff = 1;
module_param_named(roamoff, brcmf_roamoff, int, 0400);
MODULE_PARM_DESC(roamoff, "Do not use internal roaming engine");

3
drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
View File

@@ -615,6 +615,7 @@ BRCMF_FW_DEF(4329, "brcmfmac4329-sdio");
BRCMF_FW_DEF(4330, "brcmfmac4330-sdio");
BRCMF_FW_DEF(4334, "brcmfmac4334-sdio");
BRCMF_FW_DEF(43340, "brcmfmac43340-sdio");
BRCMF_FW_DEF(43341, "brcmfmac43341-sdio");
BRCMF_FW_DEF(4335, "brcmfmac4335-sdio");
BRCMF_FW_DEF(43362, "brcmfmac43362-sdio");
BRCMF_FW_DEF(4339, "brcmfmac4339-sdio");
@@ -637,7 +638,7 @@ static const struct brcmf_firmware_mapping brcmf_sdio_fwnames[] = {
BRCMF_FW_ENTRY(BRCM_CC_4330_CHIP_ID, 0xFFFFFFFF, 4330),
BRCMF_FW_ENTRY(BRCM_CC_4334_CHIP_ID, 0xFFFFFFFF, 4334),
BRCMF_FW_ENTRY(BRCM_CC_43340_CHIP_ID, 0xFFFFFFFF, 43340),
BRCMF_FW_ENTRY(BRCM_CC_43341_CHIP_ID, 0xFFFFFFFF, 43340),
BRCMF_FW_ENTRY(BRCM_CC_43341_CHIP_ID, 0xFFFFFFFF, 43341),
BRCMF_FW_ENTRY(BRCM_CC_4335_CHIP_ID, 0xFFFFFFFF, 4335),
BRCMF_FW_ENTRY(BRCM_CC_43362_CHIP_ID, 0xFFFFFFFE, 43362),
BRCMF_FW_ENTRY(BRCM_CC_4339_CHIP_ID, 0xFFFFFFFF, 4339),