From: Rafał Miłecki Date: Thu, 1 Mar 2018 17:36:04 +0000 (+0100) Subject: mac80211: brcmfmac: backport remaining changes from 4.16 X-Git-Tag: v18.06.0-rc1~743 X-Git-Url: http://git.openwrt.org/?p=openwrt%2Fopenwrt.git;a=commitdiff_plain;h=9543fb1ecd60d63bec906c67366f68f09cd664f9 mac80211: brcmfmac: backport remaining changes from 4.16 Signed-off-by: Rafał Miłecki --- diff --git a/package/kernel/mac80211/patches/315-v4.16-0001-brcmfmac-Support-43455-save-restore-SR-feature-if-FW.patch b/package/kernel/mac80211/patches/315-v4.16-0001-brcmfmac-Support-43455-save-restore-SR-feature-if-FW.patch new file mode 100644 index 0000000000..d010d23f01 --- /dev/null +++ b/package/kernel/mac80211/patches/315-v4.16-0001-brcmfmac-Support-43455-save-restore-SR-feature-if-FW.patch @@ -0,0 +1,27 @@ +From e3720dad99859251a8b0fe2807275a8afcfb560d Mon Sep 17 00:00:00 2001 +From: Double Lo +Date: Tue, 19 Dec 2017 14:56:44 +0800 +Subject: [PATCH] brcmfmac: Support 43455 save-restore (SR) feature if FW + include -sr + +This patch will add 43455 into the save-restore(SR) capable chip list, so +the SR engine will be enabled with 43455 FW which built-in the -sr +function. + +Signed-off-by: Double Lo +Signed-off-by: Wright Feng +Signed-off-by: Kalle Valo +--- + drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c | 1 + + 1 file changed, 1 insertion(+) + +--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c ++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c +@@ -1338,6 +1338,7 @@ bool brcmf_chip_sr_capable(struct brcmf_ + switch (pub->chip) { + case BRCM_CC_4354_CHIP_ID: + case BRCM_CC_4356_CHIP_ID: ++ case BRCM_CC_4345_CHIP_ID: + /* explicitly check SR engine enable bit */ + pmu_cc3_mask = BIT(2); + /* fall-through */ diff --git a/package/kernel/mac80211/patches/316-v4.16-0001-brcmfmac-Remove-array-of-functions.patch b/package/kernel/mac80211/patches/316-v4.16-0001-brcmfmac-Remove-array-of-functions.patch new file mode 100644 index 0000000000..bd9de13d7a --- /dev/null +++ b/package/kernel/mac80211/patches/316-v4.16-0001-brcmfmac-Remove-array-of-functions.patch @@ -0,0 +1,1043 @@ +From c9aa7a91de740c537dc8c2f9f3d36fc651371b13 Mon Sep 17 00:00:00 2001 +From: Arend Van Spriel +Date: Tue, 9 Jan 2018 13:22:52 +0100 +Subject: [PATCH] brcmfmac: Remove array of functions + +Replace the array of functions with a pair of pointers to the +relevant functions. + +Signed-off-by: Ian Molton +Acked-by: Arend van Spriel +Signed-off-by: Arend van Spriel +Signed-off-by: Kalle Valo +--- + .../wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c | 115 +++++++------- + .../wireless/broadcom/brcm80211/brcmfmac/sdio.c | 168 ++++++++++----------- + .../wireless/broadcom/brcm80211/brcmfmac/sdio.h | 15 +- + 3 files changed, 146 insertions(+), 152 deletions(-) + +--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c ++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c +@@ -118,7 +118,7 @@ int brcmf_sdiod_intr_register(struct brc + + ret = request_irq(pdata->oob_irq_nr, brcmf_sdiod_oob_irqhandler, + pdata->oob_irq_flags, "brcmf_oob_intr", +- &sdiodev->func[1]->dev); ++ &sdiodev->func1->dev); + if (ret != 0) { + brcmf_err("request_irq failed %d\n", ret); + return ret; +@@ -132,7 +132,7 @@ int brcmf_sdiod_intr_register(struct brc + } + sdiodev->irq_wake = true; + +- sdio_claim_host(sdiodev->func[1]); ++ sdio_claim_host(sdiodev->func1); + + if (sdiodev->bus_if->chip == BRCM_CC_43362_CHIP_ID) { + /* assign GPIO to SDIO core */ +@@ -159,13 +159,13 @@ int brcmf_sdiod_intr_register(struct brc + data |= SDIO_CCCR_BRCM_SEPINT_ACT_HI; + brcmf_sdiod_func0_wb(sdiodev, SDIO_CCCR_BRCM_SEPINT, + data, &ret); +- sdio_release_host(sdiodev->func[1]); ++ sdio_release_host(sdiodev->func1); + } else { + brcmf_dbg(SDIO, "Entering\n"); +- sdio_claim_host(sdiodev->func[1]); +- sdio_claim_irq(sdiodev->func[1], brcmf_sdiod_ib_irqhandler); +- sdio_claim_irq(sdiodev->func[2], brcmf_sdiod_dummy_irqhandler); +- sdio_release_host(sdiodev->func[1]); ++ sdio_claim_host(sdiodev->func1); ++ sdio_claim_irq(sdiodev->func1, brcmf_sdiod_ib_irqhandler); ++ sdio_claim_irq(sdiodev->func2, brcmf_sdiod_dummy_irqhandler); ++ sdio_release_host(sdiodev->func1); + sdiodev->sd_irq_requested = true; + } + +@@ -183,26 +183,26 @@ void brcmf_sdiod_intr_unregister(struct + struct brcmfmac_sdio_pd *pdata; + + pdata = &sdiodev->settings->bus.sdio; +- sdio_claim_host(sdiodev->func[1]); ++ sdio_claim_host(sdiodev->func1); + brcmf_sdiod_func0_wb(sdiodev, SDIO_CCCR_BRCM_SEPINT, 0, NULL); + brcmf_sdiod_func0_wb(sdiodev, SDIO_CCCR_IENx, 0, NULL); +- sdio_release_host(sdiodev->func[1]); ++ sdio_release_host(sdiodev->func1); + + sdiodev->oob_irq_requested = false; + if (sdiodev->irq_wake) { + disable_irq_wake(pdata->oob_irq_nr); + sdiodev->irq_wake = false; + } +- free_irq(pdata->oob_irq_nr, &sdiodev->func[1]->dev); ++ free_irq(pdata->oob_irq_nr, &sdiodev->func1->dev); + sdiodev->irq_en = false; + sdiodev->oob_irq_requested = false; + } + + if (sdiodev->sd_irq_requested) { +- sdio_claim_host(sdiodev->func[1]); +- sdio_release_irq(sdiodev->func[2]); +- sdio_release_irq(sdiodev->func[1]); +- sdio_release_host(sdiodev->func[1]); ++ sdio_claim_host(sdiodev->func1); ++ sdio_release_irq(sdiodev->func2); ++ sdio_release_irq(sdiodev->func1); ++ sdio_release_host(sdiodev->func1); + sdiodev->sd_irq_requested = false; + } + } +@@ -264,7 +264,7 @@ u32 brcmf_sdiod_readl(struct brcmf_sdio_ + addr &= SBSDIO_SB_OFT_ADDR_MASK; + addr |= SBSDIO_SB_ACCESS_2_4B_FLAG; + +- data = sdio_readl(sdiodev->func[1], addr, &retval); ++ data = sdio_readl(sdiodev->func1, addr, &retval); + + out: + if (ret) +@@ -285,7 +285,7 @@ void brcmf_sdiod_writel(struct brcmf_sdi + addr &= SBSDIO_SB_OFT_ADDR_MASK; + addr |= SBSDIO_SB_ACCESS_2_4B_FLAG; + +- sdio_writel(sdiodev->func[1], data, addr, &retval); ++ sdio_writel(sdiodev->func1, data, addr, &retval); + + out: + if (ret) +@@ -550,7 +550,7 @@ int brcmf_sdiod_recv_pkt(struct brcmf_sd + addr &= SBSDIO_SB_OFT_ADDR_MASK; + addr |= SBSDIO_SB_ACCESS_2_4B_FLAG; + +- err = brcmf_sdiod_buff_read(sdiodev, sdiodev->func[2], addr, pkt); ++ err = brcmf_sdiod_buff_read(sdiodev, sdiodev->func2, addr, pkt); + + done: + return err; +@@ -575,13 +575,13 @@ int brcmf_sdiod_recv_chain(struct brcmf_ + addr |= SBSDIO_SB_ACCESS_2_4B_FLAG; + + if (pktq->qlen == 1) +- err = brcmf_sdiod_buff_read(sdiodev, sdiodev->func[2], addr, ++ err = brcmf_sdiod_buff_read(sdiodev, sdiodev->func2, addr, + pktq->next); + else if (!sdiodev->sg_support) { + glom_skb = brcmu_pkt_buf_get_skb(totlen); + if (!glom_skb) + return -ENOMEM; +- err = brcmf_sdiod_buff_read(sdiodev, sdiodev->func[2], addr, ++ err = brcmf_sdiod_buff_read(sdiodev, sdiodev->func2, addr, + glom_skb); + if (err) + goto done; +@@ -591,7 +591,7 @@ int brcmf_sdiod_recv_chain(struct brcmf_ + skb_pull(glom_skb, skb->len); + } + } else +- err = brcmf_sdiod_sglist_rw(sdiodev, sdiodev->func[2], false, ++ err = brcmf_sdiod_sglist_rw(sdiodev, sdiodev->func2, false, + addr, pktq); + + done: +@@ -623,7 +623,7 @@ int brcmf_sdiod_send_buf(struct brcmf_sd + addr |= SBSDIO_SB_ACCESS_2_4B_FLAG; + + if (!err) +- err = brcmf_sdiod_buff_write(sdiodev, sdiodev->func[2], addr, ++ err = brcmf_sdiod_buff_write(sdiodev, sdiodev->func2, addr, + mypkt); + + brcmu_pkt_buf_free_skb(mypkt); +@@ -649,13 +649,13 @@ int brcmf_sdiod_send_pkt(struct brcmf_sd + + if (pktq->qlen == 1 || !sdiodev->sg_support) { + skb_queue_walk(pktq, skb) { +- err = brcmf_sdiod_buff_write(sdiodev, sdiodev->func[2], ++ err = brcmf_sdiod_buff_write(sdiodev, sdiodev->func2, + addr, skb); + if (err) + break; + } + } else { +- err = brcmf_sdiod_sglist_rw(sdiodev, sdiodev->func[2], true, ++ err = brcmf_sdiod_sglist_rw(sdiodev, sdiodev->func2, true, + addr, pktq); + } + +@@ -686,7 +686,7 @@ brcmf_sdiod_ramrw(struct brcmf_sdio_dev + else + dsize = size; + +- sdio_claim_host(sdiodev->func[1]); ++ sdio_claim_host(sdiodev->func1); + + /* Do the transfer(s) */ + while (size) { +@@ -706,10 +706,10 @@ brcmf_sdiod_ramrw(struct brcmf_sdio_dev + + if (write) { + memcpy(pkt->data, data, dsize); +- err = brcmf_sdiod_buff_write(sdiodev, sdiodev->func[1], ++ err = brcmf_sdiod_buff_write(sdiodev, sdiodev->func1, + sdaddr, pkt); + } else { +- err = brcmf_sdiod_buff_read(sdiodev, sdiodev->func[1], ++ err = brcmf_sdiod_buff_read(sdiodev, sdiodev->func1, + sdaddr, pkt); + } + +@@ -733,7 +733,7 @@ brcmf_sdiod_ramrw(struct brcmf_sdio_dev + + dev_kfree_skb(pkt); + +- sdio_release_host(sdiodev->func[1]); ++ sdio_release_host(sdiodev->func1); + + return err; + } +@@ -757,7 +757,7 @@ void brcmf_sdiod_sgtable_alloc(struct br + uint nents; + int err; + +- func = sdiodev->func[2]; ++ func = sdiodev->func2; + host = func->card->host; + sdiodev->sg_support = host->max_segs > 1; + max_blocks = min_t(uint, host->max_blk_count, 511u); +@@ -818,17 +818,17 @@ static int brcmf_sdiod_freezer_on(struct + brcmf_sdio_trigger_dpc(sdiodev->bus); + wait_event(sdiodev->freezer->thread_freeze, + atomic_read(expect) == sdiodev->freezer->frozen_count); +- sdio_claim_host(sdiodev->func[1]); ++ sdio_claim_host(sdiodev->func1); + res = brcmf_sdio_sleep(sdiodev->bus, true); +- sdio_release_host(sdiodev->func[1]); ++ sdio_release_host(sdiodev->func1); + return res; + } + + static void brcmf_sdiod_freezer_off(struct brcmf_sdio_dev *sdiodev) + { +- sdio_claim_host(sdiodev->func[1]); ++ sdio_claim_host(sdiodev->func1); + brcmf_sdio_sleep(sdiodev->bus, false); +- sdio_release_host(sdiodev->func[1]); ++ sdio_release_host(sdiodev->func1); + atomic_set(&sdiodev->freezer->freezing, 0); + complete_all(&sdiodev->freezer->resumed); + } +@@ -878,19 +878,19 @@ static int brcmf_sdiod_remove(struct brc + brcmf_sdiod_freezer_detach(sdiodev); + + /* Disable Function 2 */ +- sdio_claim_host(sdiodev->func[2]); +- sdio_disable_func(sdiodev->func[2]); +- sdio_release_host(sdiodev->func[2]); ++ sdio_claim_host(sdiodev->func2); ++ sdio_disable_func(sdiodev->func2); ++ sdio_release_host(sdiodev->func2); + + /* Disable Function 1 */ +- sdio_claim_host(sdiodev->func[1]); +- sdio_disable_func(sdiodev->func[1]); +- sdio_release_host(sdiodev->func[1]); ++ sdio_claim_host(sdiodev->func1); ++ sdio_disable_func(sdiodev->func1); ++ sdio_release_host(sdiodev->func1); + + sg_free_table(&sdiodev->sgtable); + sdiodev->sbwad = 0; + +- pm_runtime_allow(sdiodev->func[1]->card->host->parent); ++ pm_runtime_allow(sdiodev->func1->card->host->parent); + return 0; + } + +@@ -906,29 +906,27 @@ static int brcmf_sdiod_probe(struct brcm + { + int ret = 0; + +- sdiodev->num_funcs = 2; ++ sdio_claim_host(sdiodev->func1); + +- sdio_claim_host(sdiodev->func[1]); +- +- ret = sdio_set_block_size(sdiodev->func[1], SDIO_FUNC1_BLOCKSIZE); ++ ret = sdio_set_block_size(sdiodev->func1, SDIO_FUNC1_BLOCKSIZE); + if (ret) { + brcmf_err("Failed to set F1 blocksize\n"); +- sdio_release_host(sdiodev->func[1]); ++ sdio_release_host(sdiodev->func1); + goto out; + } +- ret = sdio_set_block_size(sdiodev->func[2], SDIO_FUNC2_BLOCKSIZE); ++ ret = sdio_set_block_size(sdiodev->func2, SDIO_FUNC2_BLOCKSIZE); + if (ret) { + brcmf_err("Failed to set F2 blocksize\n"); +- sdio_release_host(sdiodev->func[1]); ++ sdio_release_host(sdiodev->func1); + goto out; + } + + /* increase F2 timeout */ +- sdiodev->func[2]->enable_timeout = SDIO_WAIT_F2RDY; ++ sdiodev->func2->enable_timeout = SDIO_WAIT_F2RDY; + + /* Enable Function 1 */ +- ret = sdio_enable_func(sdiodev->func[1]); +- sdio_release_host(sdiodev->func[1]); ++ ret = sdio_enable_func(sdiodev->func1); ++ sdio_release_host(sdiodev->func1); + if (ret) { + brcmf_err("Failed to enable F1: err=%d\n", ret); + goto out; +@@ -944,7 +942,7 @@ static int brcmf_sdiod_probe(struct brcm + ret = -ENODEV; + goto out; + } +- brcmf_sdiod_host_fixup(sdiodev->func[2]->card->host); ++ brcmf_sdiod_host_fixup(sdiodev->func2->card->host); + out: + if (ret) + brcmf_sdiod_remove(sdiodev); +@@ -1032,16 +1030,15 @@ static int brcmf_ops_sdio_probe(struct s + /* store refs to functions used. mmc_card does + * not hold the F0 function pointer. + */ +- sdiodev->func[0] = NULL; +- sdiodev->func[1] = func->card->sdio_func[0]; +- sdiodev->func[2] = func; ++ sdiodev->func1 = func->card->sdio_func[0]; ++ sdiodev->func2 = func; + + sdiodev->bus_if = bus_if; + bus_if->bus_priv.sdio = sdiodev; + bus_if->proto_type = BRCMF_PROTO_BCDC; + dev_set_drvdata(&func->dev, bus_if); +- dev_set_drvdata(&sdiodev->func[1]->dev, bus_if); +- sdiodev->dev = &sdiodev->func[1]->dev; ++ dev_set_drvdata(&sdiodev->func1->dev, bus_if); ++ sdiodev->dev = &sdiodev->func1->dev; + + brcmf_sdiod_change_state(sdiodev, BRCMF_SDIOD_DOWN); + +@@ -1057,7 +1054,7 @@ static int brcmf_ops_sdio_probe(struct s + + fail: + dev_set_drvdata(&func->dev, NULL); +- dev_set_drvdata(&sdiodev->func[1]->dev, NULL); ++ dev_set_drvdata(&sdiodev->func1->dev, NULL); + kfree(sdiodev); + kfree(bus_if); + return err; +@@ -1086,8 +1083,8 @@ static void brcmf_ops_sdio_remove(struct + /* only proceed with rest of cleanup if func 1 */ + brcmf_sdiod_remove(sdiodev); + +- dev_set_drvdata(&sdiodev->func[1]->dev, NULL); +- dev_set_drvdata(&sdiodev->func[2]->dev, NULL); ++ dev_set_drvdata(&sdiodev->func1->dev, NULL); ++ dev_set_drvdata(&sdiodev->func2->dev, NULL); + + kfree(bus_if); + kfree(sdiodev); +@@ -1132,7 +1129,7 @@ static int brcmf_ops_sdio_suspend(struct + else + sdio_flags |= MMC_PM_WAKE_SDIO_IRQ; + } +- if (sdio_set_host_pm_flags(sdiodev->func[1], sdio_flags)) ++ if (sdio_set_host_pm_flags(sdiodev->func1, sdio_flags)) + brcmf_err("Failed to set pm_flags %x\n", sdio_flags); + return 0; + } +--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c ++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c +@@ -979,7 +979,7 @@ static int brcmf_sdio_readshared(struct + struct sdpcm_shared_le sh_le; + __le32 addr_le; + +- sdio_claim_host(bus->sdiodev->func[1]); ++ sdio_claim_host(bus->sdiodev->func1); + brcmf_sdio_bus_sleep(bus, false, false); + + /* +@@ -1013,7 +1013,7 @@ static int brcmf_sdio_readshared(struct + if (rv < 0) + goto fail; + +- sdio_release_host(bus->sdiodev->func[1]); ++ sdio_release_host(bus->sdiodev->func1); + + /* Endianness */ + sh->flags = le32_to_cpu(sh_le.flags); +@@ -1035,7 +1035,7 @@ static int brcmf_sdio_readshared(struct + fail: + brcmf_err("unable to obtain sdpcm_shared info: rv=%d (addr=0x%x)\n", + rv, addr); +- sdio_release_host(bus->sdiodev->func[1]); ++ sdio_release_host(bus->sdiodev->func1); + return rv; + } + +@@ -1157,7 +1157,7 @@ static void brcmf_sdio_rxfail(struct brc + rtx ? ", send NAK" : ""); + + if (abort) +- brcmf_sdiod_abort(bus->sdiodev, bus->sdiodev->func[2]); ++ brcmf_sdiod_abort(bus->sdiodev, bus->sdiodev->func2); + + brcmf_sdiod_writeb(bus->sdiodev, SBSDIO_FUNC1_FRAMECTRL, SFC_RF_TERM, + &err); +@@ -1209,7 +1209,7 @@ static void brcmf_sdio_txfail(struct brc + brcmf_err("sdio error, abort command and terminate frame\n"); + bus->sdcnt.tx_sderrs++; + +- brcmf_sdiod_abort(sdiodev, sdiodev->func[2]); ++ brcmf_sdiod_abort(sdiodev, sdiodev->func2); + brcmf_sdiod_writeb(sdiodev, SBSDIO_FUNC1_FRAMECTRL, SFC_WF_TERM, NULL); + bus->sdcnt.f1regdata++; + +@@ -1565,10 +1565,10 @@ static u8 brcmf_sdio_rxglom(struct brcmf + * read directly into the chained packet, or allocate a large + * packet and and copy into the chain. + */ +- sdio_claim_host(bus->sdiodev->func[1]); ++ sdio_claim_host(bus->sdiodev->func1); + errcode = brcmf_sdiod_recv_chain(bus->sdiodev, + &bus->glom, dlen); +- sdio_release_host(bus->sdiodev->func[1]); ++ sdio_release_host(bus->sdiodev->func1); + bus->sdcnt.f2rxdata++; + + /* On failure, kill the superframe */ +@@ -1576,11 +1576,11 @@ static u8 brcmf_sdio_rxglom(struct brcmf + brcmf_err("glom read of %d bytes failed: %d\n", + dlen, errcode); + +- sdio_claim_host(bus->sdiodev->func[1]); ++ sdio_claim_host(bus->sdiodev->func1); + brcmf_sdio_rxfail(bus, true, false); + bus->sdcnt.rxglomfail++; + brcmf_sdio_free_glom(bus); +- sdio_release_host(bus->sdiodev->func[1]); ++ sdio_release_host(bus->sdiodev->func1); + return 0; + } + +@@ -1590,10 +1590,10 @@ static u8 brcmf_sdio_rxglom(struct brcmf + + rd_new.seq_num = rxseq; + rd_new.len = dlen; +- sdio_claim_host(bus->sdiodev->func[1]); ++ sdio_claim_host(bus->sdiodev->func1); + errcode = brcmf_sdio_hdparse(bus, pfirst->data, &rd_new, + BRCMF_SDIO_FT_SUPER); +- sdio_release_host(bus->sdiodev->func[1]); ++ sdio_release_host(bus->sdiodev->func1); + bus->cur_read.len = rd_new.len_nxtfrm << 4; + + /* Remove superframe header, remember offset */ +@@ -1609,10 +1609,10 @@ static u8 brcmf_sdio_rxglom(struct brcmf + + rd_new.len = pnext->len; + rd_new.seq_num = rxseq++; +- sdio_claim_host(bus->sdiodev->func[1]); ++ sdio_claim_host(bus->sdiodev->func1); + errcode = brcmf_sdio_hdparse(bus, pnext->data, &rd_new, + BRCMF_SDIO_FT_SUB); +- sdio_release_host(bus->sdiodev->func[1]); ++ sdio_release_host(bus->sdiodev->func1); + brcmf_dbg_hex_dump(BRCMF_GLOM_ON(), + pnext->data, 32, "subframe:\n"); + +@@ -1621,11 +1621,11 @@ static u8 brcmf_sdio_rxglom(struct brcmf + + if (errcode) { + /* Terminate frame on error */ +- sdio_claim_host(bus->sdiodev->func[1]); ++ sdio_claim_host(bus->sdiodev->func1); + brcmf_sdio_rxfail(bus, true, false); + bus->sdcnt.rxglomfail++; + brcmf_sdio_free_glom(bus); +- sdio_release_host(bus->sdiodev->func[1]); ++ sdio_release_host(bus->sdiodev->func1); + bus->cur_read.len = 0; + return 0; + } +@@ -1833,7 +1833,7 @@ static uint brcmf_sdio_readframes(struct + + rd->len_left = rd->len; + /* read header first for unknow frame length */ +- sdio_claim_host(bus->sdiodev->func[1]); ++ sdio_claim_host(bus->sdiodev->func1); + if (!rd->len) { + ret = brcmf_sdiod_recv_buf(bus->sdiodev, + bus->rxhdr, BRCMF_FIRSTREAD); +@@ -1843,7 +1843,7 @@ static uint brcmf_sdio_readframes(struct + ret); + bus->sdcnt.rx_hdrfail++; + brcmf_sdio_rxfail(bus, true, true); +- sdio_release_host(bus->sdiodev->func[1]); ++ sdio_release_host(bus->sdiodev->func1); + continue; + } + +@@ -1853,7 +1853,7 @@ static uint brcmf_sdio_readframes(struct + + if (brcmf_sdio_hdparse(bus, bus->rxhdr, rd, + BRCMF_SDIO_FT_NORMAL)) { +- sdio_release_host(bus->sdiodev->func[1]); ++ sdio_release_host(bus->sdiodev->func1); + if (!bus->rxpending) + break; + else +@@ -1869,7 +1869,7 @@ static uint brcmf_sdio_readframes(struct + rd->len_nxtfrm = 0; + /* treat all packet as event if we don't know */ + rd->channel = SDPCM_EVENT_CHANNEL; +- sdio_release_host(bus->sdiodev->func[1]); ++ sdio_release_host(bus->sdiodev->func1); + continue; + } + rd->len_left = rd->len > BRCMF_FIRSTREAD ? +@@ -1886,7 +1886,7 @@ static uint brcmf_sdio_readframes(struct + brcmf_err("brcmu_pkt_buf_get_skb failed\n"); + brcmf_sdio_rxfail(bus, false, + RETRYCHAN(rd->channel)); +- sdio_release_host(bus->sdiodev->func[1]); ++ sdio_release_host(bus->sdiodev->func1); + continue; + } + skb_pull(pkt, head_read); +@@ -1894,16 +1894,16 @@ static uint brcmf_sdio_readframes(struct + + ret = brcmf_sdiod_recv_pkt(bus->sdiodev, pkt); + bus->sdcnt.f2rxdata++; +- sdio_release_host(bus->sdiodev->func[1]); ++ sdio_release_host(bus->sdiodev->func1); + + if (ret < 0) { + brcmf_err("read %d bytes from channel %d failed: %d\n", + rd->len, rd->channel, ret); + brcmu_pkt_buf_free_skb(pkt); +- sdio_claim_host(bus->sdiodev->func[1]); ++ sdio_claim_host(bus->sdiodev->func1); + brcmf_sdio_rxfail(bus, true, + RETRYCHAN(rd->channel)); +- sdio_release_host(bus->sdiodev->func[1]); ++ sdio_release_host(bus->sdiodev->func1); + continue; + } + +@@ -1914,7 +1914,7 @@ static uint brcmf_sdio_readframes(struct + } else { + memcpy(bus->rxhdr, pkt->data, SDPCM_HDRLEN); + rd_new.seq_num = rd->seq_num; +- sdio_claim_host(bus->sdiodev->func[1]); ++ sdio_claim_host(bus->sdiodev->func1); + if (brcmf_sdio_hdparse(bus, bus->rxhdr, &rd_new, + BRCMF_SDIO_FT_NORMAL)) { + rd->len = 0; +@@ -1927,11 +1927,11 @@ static uint brcmf_sdio_readframes(struct + roundup(rd_new.len, 16) >> 4); + rd->len = 0; + brcmf_sdio_rxfail(bus, true, true); +- sdio_release_host(bus->sdiodev->func[1]); ++ sdio_release_host(bus->sdiodev->func1); + brcmu_pkt_buf_free_skb(pkt); + continue; + } +- sdio_release_host(bus->sdiodev->func[1]); ++ sdio_release_host(bus->sdiodev->func1); + rd->len_nxtfrm = rd_new.len_nxtfrm; + rd->channel = rd_new.channel; + rd->dat_offset = rd_new.dat_offset; +@@ -1947,9 +1947,9 @@ static uint brcmf_sdio_readframes(struct + rd_new.seq_num); + /* Force retry w/normal header read */ + rd->len = 0; +- sdio_claim_host(bus->sdiodev->func[1]); ++ sdio_claim_host(bus->sdiodev->func1); + brcmf_sdio_rxfail(bus, false, true); +- sdio_release_host(bus->sdiodev->func[1]); ++ sdio_release_host(bus->sdiodev->func1); + brcmu_pkt_buf_free_skb(pkt); + continue; + } +@@ -1972,9 +1972,9 @@ static uint brcmf_sdio_readframes(struct + } else { + brcmf_err("%s: glom superframe w/o " + "descriptor!\n", __func__); +- sdio_claim_host(bus->sdiodev->func[1]); ++ sdio_claim_host(bus->sdiodev->func1); + brcmf_sdio_rxfail(bus, false, false); +- sdio_release_host(bus->sdiodev->func[1]); ++ sdio_release_host(bus->sdiodev->func1); + } + /* prepare the descriptor for the next read */ + rd->len = rd->len_nxtfrm << 4; +@@ -2072,7 +2072,7 @@ static int brcmf_sdio_txpkt_prep_sg(stru + int ntail, ret; + + sdiodev = bus->sdiodev; +- blksize = sdiodev->func[2]->cur_blksize; ++ blksize = sdiodev->func2->cur_blksize; + /* sg entry alignment should be a divisor of block size */ + WARN_ON(blksize % bus->sgentry_align); + +@@ -2251,14 +2251,14 @@ static int brcmf_sdio_txpkt(struct brcmf + if (ret) + goto done; + +- sdio_claim_host(bus->sdiodev->func[1]); ++ sdio_claim_host(bus->sdiodev->func1); + ret = brcmf_sdiod_send_pkt(bus->sdiodev, pktq); + bus->sdcnt.f2txdata++; + + if (ret < 0) + brcmf_sdio_txfail(bus); + +- sdio_release_host(bus->sdiodev->func[1]); ++ sdio_release_host(bus->sdiodev->func1); + + done: + brcmf_sdio_txpkt_postp(bus, pktq); +@@ -2314,10 +2314,11 @@ static uint brcmf_sdio_sendfromq(struct + /* In poll mode, need to check for other events */ + if (!bus->intr) { + /* Check device status, signal pending interrupt */ +- sdio_claim_host(bus->sdiodev->func[1]); ++ sdio_claim_host(bus->sdiodev->func1); + intstatus = brcmf_sdiod_readl(bus->sdiodev, + intstat_addr, &ret); +- sdio_release_host(bus->sdiodev->func[1]); ++ sdio_release_host(bus->sdiodev->func1); ++ + bus->sdcnt.f2txdata++; + if (ret != 0) + break; +@@ -2417,7 +2418,7 @@ static void brcmf_sdio_bus_stop(struct d + } + + if (sdiodev->state != BRCMF_SDIOD_NOMEDIUM) { +- sdio_claim_host(sdiodev->func[1]); ++ sdio_claim_host(sdiodev->func1); + + /* Enable clock for device interrupts */ + brcmf_sdio_bus_sleep(bus, false, false); +@@ -2441,13 +2442,13 @@ static void brcmf_sdio_bus_stop(struct d + + /* Turn off the bus (F2), free any pending packets */ + brcmf_dbg(INTR, "disable SDIO interrupts\n"); +- sdio_disable_func(sdiodev->func[2]); ++ sdio_disable_func(sdiodev->func2); + + /* Clear any pending interrupts now that F2 is disabled */ + brcmf_sdiod_writel(sdiodev, core->base + SD_REG(intstatus), + local_hostintmask, NULL); + +- sdio_release_host(sdiodev->func[1]); ++ sdio_release_host(sdiodev->func1); + } + /* Clear the data packet queues */ + brcmu_pktq_flush(&bus->txq, true, NULL, NULL); +@@ -2522,7 +2523,7 @@ static void brcmf_sdio_dpc(struct brcmf_ + + brcmf_dbg(TRACE, "Enter\n"); + +- sdio_claim_host(bus->sdiodev->func[1]); ++ sdio_claim_host(bus->sdiodev->func1); + + /* If waiting for HTAVAIL, check status */ + if (!bus->sr_enabled && bus->clkstate == CLK_PENDING) { +@@ -2585,7 +2586,7 @@ static void brcmf_sdio_dpc(struct brcmf_ + intstatus |= brcmf_sdio_hostmail(bus); + } + +- sdio_release_host(bus->sdiodev->func[1]); ++ sdio_release_host(bus->sdiodev->func1); + + /* Generally don't ask for these, can get CRC errors... */ + if (intstatus & I_WR_OOSYNC) { +@@ -2628,7 +2629,7 @@ static void brcmf_sdio_dpc(struct brcmf_ + + if (bus->ctrl_frame_stat && (bus->clkstate == CLK_AVAIL) && + data_ok(bus)) { +- sdio_claim_host(bus->sdiodev->func[1]); ++ sdio_claim_host(bus->sdiodev->func1); + if (bus->ctrl_frame_stat) { + err = brcmf_sdio_tx_ctrlframe(bus, bus->ctrl_frame_buf, + bus->ctrl_frame_len); +@@ -2636,7 +2637,7 @@ static void brcmf_sdio_dpc(struct brcmf_ + wmb(); + bus->ctrl_frame_stat = false; + } +- sdio_release_host(bus->sdiodev->func[1]); ++ sdio_release_host(bus->sdiodev->func1); + brcmf_sdio_wait_event_wakeup(bus); + } + /* Send queued frames (limit 1 if rx may still be pending) */ +@@ -2652,14 +2653,14 @@ static void brcmf_sdio_dpc(struct brcmf_ + brcmf_err("failed backplane access over SDIO, halting operation\n"); + atomic_set(&bus->intstatus, 0); + if (bus->ctrl_frame_stat) { +- sdio_claim_host(bus->sdiodev->func[1]); ++ sdio_claim_host(bus->sdiodev->func1); + if (bus->ctrl_frame_stat) { + bus->ctrl_frame_err = -ENODEV; + wmb(); + bus->ctrl_frame_stat = false; + brcmf_sdio_wait_event_wakeup(bus); + } +- sdio_release_host(bus->sdiodev->func[1]); ++ sdio_release_host(bus->sdiodev->func1); + } + } else if (atomic_read(&bus->intstatus) || + atomic_read(&bus->ipend) > 0 || +@@ -2874,13 +2875,13 @@ brcmf_sdio_bus_txctl(struct device *dev, + CTL_DONE_TIMEOUT); + ret = 0; + if (bus->ctrl_frame_stat) { +- sdio_claim_host(bus->sdiodev->func[1]); ++ sdio_claim_host(bus->sdiodev->func1); + if (bus->ctrl_frame_stat) { + brcmf_dbg(SDIO, "ctrl_frame timeout\n"); + bus->ctrl_frame_stat = false; + ret = -ETIMEDOUT; + } +- sdio_release_host(bus->sdiodev->func[1]); ++ sdio_release_host(bus->sdiodev->func1); + } + if (!ret) { + brcmf_dbg(SDIO, "ctrl_frame complete, err=%d\n", +@@ -3004,7 +3005,7 @@ static int brcmf_sdio_assert_info(struct + return 0; + } + +- sdio_claim_host(bus->sdiodev->func[1]); ++ sdio_claim_host(bus->sdiodev->func1); + if (sh->assert_file_addr != 0) { + error = brcmf_sdiod_ramrw(bus->sdiodev, false, + sh->assert_file_addr, (u8 *)file, 80); +@@ -3017,7 +3018,7 @@ static int brcmf_sdio_assert_info(struct + if (error < 0) + return error; + } +- sdio_release_host(bus->sdiodev->func[1]); ++ sdio_release_host(bus->sdiodev->func1); + + seq_printf(seq, "dongle assert: %s:%d: assert(%s)\n", + file, sh->assert_line, expr); +@@ -3291,7 +3292,7 @@ static int brcmf_sdio_download_firmware( + int bcmerror; + u32 rstvec; + +- sdio_claim_host(bus->sdiodev->func[1]); ++ sdio_claim_host(bus->sdiodev->func1); + brcmf_sdio_clkctl(bus, CLK_AVAIL, false); + + rstvec = get_unaligned_le32(fw->data); +@@ -3320,7 +3321,7 @@ static int brcmf_sdio_download_firmware( + + err: + brcmf_sdio_clkctl(bus, CLK_SDONLY, false); +- sdio_release_host(bus->sdiodev->func[1]); ++ sdio_release_host(bus->sdiodev->func1); + return bcmerror; + } + +@@ -3435,7 +3436,7 @@ static int brcmf_sdio_bus_preinit(struct + if (sdiodev->sg_support) { + bus->txglom = false; + value = 1; +- pad_size = bus->sdiodev->func[2]->cur_blksize << 1; ++ pad_size = bus->sdiodev->func2->cur_blksize << 1; + err = brcmf_iovar_data_set(bus->sdiodev->dev, "bus:rxglom", + &value, sizeof(u32)); + if (err < 0) { +@@ -3477,7 +3478,7 @@ static int brcmf_sdio_bus_get_memdump(st + + address = bus->ci->rambase; + offset = err = 0; +- sdio_claim_host(sdiodev->func[1]); ++ sdio_claim_host(sdiodev->func1); + while (offset < mem_size) { + len = ((offset + MEMBLOCK) < mem_size) ? MEMBLOCK : + mem_size - offset; +@@ -3493,7 +3494,7 @@ static int brcmf_sdio_bus_get_memdump(st + } + + done: +- sdio_release_host(sdiodev->func[1]); ++ sdio_release_host(sdiodev->func1); + return err; + } + +@@ -3550,11 +3551,10 @@ static void brcmf_sdio_bus_watchdog(stru + if (!bus->dpc_triggered) { + u8 devpend; + +- sdio_claim_host(bus->sdiodev->func[1]); ++ sdio_claim_host(bus->sdiodev->func1); + devpend = brcmf_sdiod_func0_rb(bus->sdiodev, +- SDIO_CCCR_INTx, +- NULL); +- sdio_release_host(bus->sdiodev->func[1]); ++ SDIO_CCCR_INTx, NULL); ++ sdio_release_host(bus->sdiodev->func1); + intstatus = devpend & (INTR_STATUS_FUNC1 | + INTR_STATUS_FUNC2); + } +@@ -3580,13 +3580,13 @@ static void brcmf_sdio_bus_watchdog(stru + bus->console.count += jiffies_to_msecs(BRCMF_WD_POLL); + if (bus->console.count >= bus->console_interval) { + bus->console.count -= bus->console_interval; +- sdio_claim_host(bus->sdiodev->func[1]); ++ sdio_claim_host(bus->sdiodev->func1); + /* Make sure backplane clock is on */ + brcmf_sdio_bus_sleep(bus, false, false); + if (brcmf_sdio_readconsole(bus) < 0) + /* stop on error */ + bus->console_interval = 0; +- sdio_release_host(bus->sdiodev->func[1]); ++ sdio_release_host(bus->sdiodev->func1); + } + } + #endif /* DEBUG */ +@@ -3599,11 +3599,11 @@ static void brcmf_sdio_bus_watchdog(stru + bus->idlecount++; + if (bus->idlecount > bus->idletime) { + brcmf_dbg(SDIO, "idle\n"); +- sdio_claim_host(bus->sdiodev->func[1]); ++ sdio_claim_host(bus->sdiodev->func1); + brcmf_sdio_wd_timer(bus, false); + bus->idlecount = 0; + brcmf_sdio_bus_sleep(bus, true, false); +- sdio_release_host(bus->sdiodev->func[1]); ++ sdio_release_host(bus->sdiodev->func1); + } + } else { + bus->idlecount = 0; +@@ -3773,8 +3773,8 @@ static u32 brcmf_sdio_buscore_read32(voi + val = brcmf_sdiod_readl(sdiodev, addr, NULL); + + if (addr == CORE_CC_REG(SI_ENUM_BASE, chipid) && +- (sdiodev->func[1]->device == SDIO_DEVICE_ID_BROADCOM_4339 || +- sdiodev->func[1]->device == SDIO_DEVICE_ID_BROADCOM_4335_4339)) { ++ (sdiodev->func1->device == SDIO_DEVICE_ID_BROADCOM_4339 || ++ sdiodev->func1->device == SDIO_DEVICE_ID_BROADCOM_4335_4339)) { + rev = (val & CID_REV_MASK) >> CID_REV_SHIFT; + if (rev >= 2) { + val &= ~CID_ID_MASK; +@@ -3810,7 +3810,7 @@ brcmf_sdio_probe_attach(struct brcmf_sdi + u32 drivestrength; + + sdiodev = bus->sdiodev; +- sdio_claim_host(sdiodev->func[1]); ++ sdio_claim_host(sdiodev->func1); + + pr_debug("F1 signature read @0x18000000=0x%4x\n", + brcmf_sdiod_readl(sdiodev, SI_ENUM_BASE, NULL)); +@@ -3877,8 +3877,8 @@ brcmf_sdio_probe_attach(struct brcmf_sdi + /* wowl can be supported when KEEP_POWER is true and (WAKE_SDIO_IRQ + * is true or when platform data OOB irq is true). + */ +- if ((sdio_get_host_pm_caps(sdiodev->func[1]) & MMC_PM_KEEP_POWER) && +- ((sdio_get_host_pm_caps(sdiodev->func[1]) & MMC_PM_WAKE_SDIO_IRQ) || ++ if ((sdio_get_host_pm_caps(sdiodev->func1) & MMC_PM_KEEP_POWER) && ++ ((sdio_get_host_pm_caps(sdiodev->func1) & MMC_PM_WAKE_SDIO_IRQ) || + (sdiodev->settings->bus.sdio.oob_irq_supported))) + sdiodev->bus_if->wowl_supported = true; + #endif +@@ -3917,7 +3917,7 @@ brcmf_sdio_probe_attach(struct brcmf_sdi + if (err) + goto fail; + +- sdio_release_host(sdiodev->func[1]); ++ sdio_release_host(sdiodev->func1); + + brcmu_pktq_init(&bus->txq, (PRIOMASK + 1), TXQLEN); + +@@ -3938,7 +3938,7 @@ brcmf_sdio_probe_attach(struct brcmf_sdi + return true; + + fail: +- sdio_release_host(sdiodev->func[1]); ++ sdio_release_host(sdiodev->func1); + return false; + } + +@@ -4044,7 +4044,7 @@ static void brcmf_sdio_firmware_callback + bus->sdcnt.tickcnt = 0; + brcmf_sdio_wd_timer(bus, true); + +- sdio_claim_host(sdiodev->func[1]); ++ sdio_claim_host(sdiodev->func1); + + /* Make sure backplane clock is on, needed to generate F2 interrupt */ + brcmf_sdio_clkctl(bus, CLK_AVAIL, false); +@@ -4066,7 +4066,7 @@ static void brcmf_sdio_firmware_callback + brcmf_sdiod_writel(sdiod, core->base + SD_REG(tosbmailboxdata), + SDPCM_PROT_VERSION << SMB_DATA_VERSION_SHIFT, NULL); + +- err = sdio_enable_func(sdiodev->func[2]); ++ err = sdio_enable_func(sdiodev->func2); + + brcmf_dbg(INFO, "enable F2: err=%d\n", err); + +@@ -4081,7 +4081,7 @@ static void brcmf_sdio_firmware_callback + brcmf_sdiod_writeb(sdiodev, SBSDIO_WATERMARK, 8, &err); + } else { + /* Disable F2 again */ +- sdio_disable_func(sdiodev->func[2]); ++ sdio_disable_func(sdiodev->func2); + goto release; + } + +@@ -4106,7 +4106,7 @@ static void brcmf_sdio_firmware_callback + if (err != 0) + brcmf_sdio_clkctl(bus, CLK_NONE, false); + +- sdio_release_host(sdiodev->func[1]); ++ sdio_release_host(sdiodev->func1); + + err = brcmf_bus_started(dev); + if (err != 0) { +@@ -4116,10 +4116,10 @@ static void brcmf_sdio_firmware_callback + return; + + release: +- sdio_release_host(sdiodev->func[1]); ++ sdio_release_host(sdiodev->func1); + fail: + brcmf_dbg(TRACE, "failed: dev=%s, err=%d\n", dev_name(dev), err); +- device_release_driver(&sdiodev->func[2]->dev); ++ device_release_driver(&sdiodev->func2->dev); + device_release_driver(dev); + } + +@@ -4146,7 +4146,7 @@ struct brcmf_sdio *brcmf_sdio_probe(stru + + /* single-threaded workqueue */ + wq = alloc_ordered_workqueue("brcmf_wq/%s", WQ_MEM_RECLAIM, +- dev_name(&sdiodev->func[1]->dev)); ++ dev_name(&sdiodev->func1->dev)); + if (!wq) { + brcmf_err("insufficient memory to create txworkqueue\n"); + goto fail; +@@ -4173,7 +4173,7 @@ struct brcmf_sdio *brcmf_sdio_probe(stru + init_completion(&bus->watchdog_wait); + bus->watchdog_tsk = kthread_run(brcmf_sdio_watchdog_thread, + bus, "brcmf_wdog/%s", +- dev_name(&sdiodev->func[1]->dev)); ++ dev_name(&sdiodev->func1->dev)); + if (IS_ERR(bus->watchdog_tsk)) { + pr_warn("brcmf_watchdog thread failed to start\n"); + bus->watchdog_tsk = NULL; +@@ -4199,7 +4199,7 @@ struct brcmf_sdio *brcmf_sdio_probe(stru + } + + /* Query the F2 block size, set roundup accordingly */ +- bus->blocksize = bus->sdiodev->func[2]->cur_blksize; ++ bus->blocksize = bus->sdiodev->func2->cur_blksize; + bus->roundup = min(max_roundup, bus->blocksize); + + /* Allocate buffers */ +@@ -4215,17 +4215,17 @@ struct brcmf_sdio *brcmf_sdio_probe(stru + } + } + +- sdio_claim_host(bus->sdiodev->func[1]); ++ sdio_claim_host(bus->sdiodev->func1); + + /* Disable F2 to clear any intermediate frame state on the dongle */ +- sdio_disable_func(bus->sdiodev->func[2]); ++ sdio_disable_func(bus->sdiodev->func2); + + bus->rxflow = false; + + /* Done with backplane-dependent accesses, can drop clock... */ + brcmf_sdiod_writeb(bus->sdiodev, SBSDIO_FUNC1_CHIPCLKCSR, 0, NULL); + +- sdio_release_host(bus->sdiodev->func[1]); ++ sdio_release_host(bus->sdiodev->func1); + + /* ...and initialize clock/power states */ + bus->clkstate = CLK_SDONLY; +@@ -4277,7 +4277,7 @@ void brcmf_sdio_remove(struct brcmf_sdio + + if (bus->ci) { + if (bus->sdiodev->state != BRCMF_SDIOD_NOMEDIUM) { +- sdio_claim_host(bus->sdiodev->func[1]); ++ sdio_claim_host(bus->sdiodev->func1); + brcmf_sdio_wd_timer(bus, false); + brcmf_sdio_clkctl(bus, CLK_AVAIL, false); + /* Leave the device in state where it is +@@ -4287,7 +4287,7 @@ void brcmf_sdio_remove(struct brcmf_sdio + msleep(20); + brcmf_chip_set_passive(bus->ci); + brcmf_sdio_clkctl(bus, CLK_NONE, false); +- sdio_release_host(bus->sdiodev->func[1]); ++ sdio_release_host(bus->sdiodev->func1); + } + brcmf_chip_detach(bus->ci); + } +@@ -4334,9 +4334,9 @@ int brcmf_sdio_sleep(struct brcmf_sdio * + { + int ret; + +- sdio_claim_host(bus->sdiodev->func[1]); ++ sdio_claim_host(bus->sdiodev->func1); + ret = brcmf_sdio_bus_sleep(bus, sleep, false); +- sdio_release_host(bus->sdiodev->func[1]); ++ sdio_release_host(bus->sdiodev->func1); + + return ret; + } +--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h ++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h +@@ -21,9 +21,6 @@ + #include + #include "firmware.h" + +-/* Maximum number of I/O funcs */ +-#define NUM_SDIO_FUNCS 3 +- + #define SDIOD_FBR_SIZE 0x100 + + /* io_en */ +@@ -173,8 +170,8 @@ struct brcmf_sdio; + struct brcmf_sdiod_freezer; + + struct brcmf_sdio_dev { +- struct sdio_func *func[NUM_SDIO_FUNCS]; +- u8 num_funcs; /* Supported funcs on client */ ++ struct sdio_func *func1; ++ struct sdio_func *func2; + u32 sbwad; /* Save backplane window address */ + struct brcmf_core *cc_core; /* chipcommon core info struct */ + struct brcmf_sdio *bus; +@@ -295,17 +292,17 @@ void brcmf_sdiod_intr_unregister(struct + /* SDIO device register access interface */ + /* Accessors for SDIO Function 0 */ + #define brcmf_sdiod_func0_rb(sdiodev, addr, r) \ +- sdio_f0_readb((sdiodev)->func[1], (addr), (r)) ++ sdio_f0_readb((sdiodev)->func1, (addr), (r)) + + #define brcmf_sdiod_func0_wb(sdiodev, addr, v, ret) \ +- sdio_f0_writeb((sdiodev)->func[1], (v), (addr), (ret)) ++ sdio_f0_writeb((sdiodev)->func1, (v), (addr), (ret)) + + /* Accessors for SDIO Function 1 */ + #define brcmf_sdiod_readb(sdiodev, addr, r) \ +- sdio_readb((sdiodev)->func[1], (addr), (r)) ++ sdio_readb((sdiodev)->func1, (addr), (r)) + + #define brcmf_sdiod_writeb(sdiodev, addr, v, ret) \ +- sdio_writeb((sdiodev)->func[1], (v), (addr), (ret)) ++ sdio_writeb((sdiodev)->func1, (v), (addr), (ret)) + + u32 brcmf_sdiod_readl(struct brcmf_sdio_dev *sdiodev, u32 addr, int *ret); + void brcmf_sdiod_writel(struct brcmf_sdio_dev *sdiodev, u32 addr, u32 data, diff --git a/package/kernel/mac80211/patches/316-v4.16-0002-brcmfmac-add-comment-block-in-brcmf_sdio_buscore_rea.patch b/package/kernel/mac80211/patches/316-v4.16-0002-brcmfmac-add-comment-block-in-brcmf_sdio_buscore_rea.patch new file mode 100644 index 0000000000..dc78000be1 --- /dev/null +++ b/package/kernel/mac80211/patches/316-v4.16-0002-brcmfmac-add-comment-block-in-brcmf_sdio_buscore_rea.patch @@ -0,0 +1,31 @@ +From 32adbcaa5df49f1977441f7a4bf180a0bcfe9966 Mon Sep 17 00:00:00 2001 +From: Arend Van Spriel +Date: Tue, 9 Jan 2018 13:22:53 +0100 +Subject: [PATCH] brcmfmac: add comment block in brcmf_sdio_buscore_read() + +In brcmf_sdio_buscore_read() there is some special handling upon +register access to chipid register of the chipcommon core. Add +comment explaining why it is done here. + +Signed-off-by: Arend van Spriel +Signed-off-by: Kalle Valo +--- + drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c | 7 +++++++ + 1 file changed, 7 insertions(+) + +--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c ++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c +@@ -3772,6 +3772,13 @@ static u32 brcmf_sdio_buscore_read32(voi + + val = brcmf_sdiod_readl(sdiodev, addr, NULL); + ++ /* ++ * this is a bit of special handling if reading the chipcommon chipid ++ * register. The 4339 is a next-gen of the 4335. It uses the same ++ * SDIO device id as 4335 and the chipid register returns 4335 as well. ++ * It can be identified as 4339 by looking at the chip revision. It ++ * is corrected here so the chip.c module has the right info. ++ */ + if (addr == CORE_CC_REG(SI_ENUM_BASE, chipid) && + (sdiodev->func1->device == SDIO_DEVICE_ID_BROADCOM_4339 || + sdiodev->func1->device == SDIO_DEVICE_ID_BROADCOM_4335_4339)) { diff --git a/package/kernel/mac80211/patches/316-v4.16-0003-brcmfmac-rename-brcmf_sdiod_buff_-read-write-functio.patch b/package/kernel/mac80211/patches/316-v4.16-0003-brcmfmac-rename-brcmf_sdiod_buff_-read-write-functio.patch new file mode 100644 index 0000000000..c587f413d5 --- /dev/null +++ b/package/kernel/mac80211/patches/316-v4.16-0003-brcmfmac-rename-brcmf_sdiod_buff_-read-write-functio.patch @@ -0,0 +1,137 @@ +From 378f6a16043e5d3346301fc618f503e97aea335b Mon Sep 17 00:00:00 2001 +From: Arend Van Spriel +Date: Tue, 9 Jan 2018 13:22:54 +0100 +Subject: [PATCH] brcmfmac: rename brcmf_sdiod_buff_{read,write}() functions + +Rename functions to brcmf_sdio_skbuff_{read,write}() as we pass an +skbuff to this function. + +Signed-off-by: Arend van Spriel +Signed-off-by: Kalle Valo +--- + .../wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c | 48 +++++++++++----------- + 1 file changed, 24 insertions(+), 24 deletions(-) + +--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c ++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c +@@ -292,24 +292,24 @@ out: + *ret = retval; + } + +-static int brcmf_sdiod_buff_read(struct brcmf_sdio_dev *sdiodev, +- struct sdio_func *func, u32 addr, +- struct sk_buff *pkt) ++static int brcmf_sdiod_skbuff_read(struct brcmf_sdio_dev *sdiodev, ++ struct sdio_func *func, u32 addr, ++ struct sk_buff *skb) + { + unsigned int req_sz; + int err; + + /* Single skb use the standard mmc interface */ +- req_sz = pkt->len + 3; ++ req_sz = skb->len + 3; + req_sz &= (uint)~3; + + switch (func->num) { + case 1: +- err = sdio_memcpy_fromio(func, ((u8 *)(pkt->data)), addr, ++ err = sdio_memcpy_fromio(func, ((u8 *)(skb->data)), addr, + req_sz); + break; + case 2: +- err = sdio_readsb(func, ((u8 *)(pkt->data)), addr, req_sz); ++ err = sdio_readsb(func, ((u8 *)(skb->data)), addr, req_sz); + break; + default: + /* bail out as things are really fishy here */ +@@ -323,18 +323,18 @@ static int brcmf_sdiod_buff_read(struct + return err; + } + +-static int brcmf_sdiod_buff_write(struct brcmf_sdio_dev *sdiodev, +- struct sdio_func *func, u32 addr, +- struct sk_buff *pkt) ++static int brcmf_sdiod_skbuff_write(struct brcmf_sdio_dev *sdiodev, ++ struct sdio_func *func, u32 addr, ++ struct sk_buff *skb) + { + unsigned int req_sz; + int err; + + /* Single skb use the standard mmc interface */ +- req_sz = pkt->len + 3; ++ req_sz = skb->len + 3; + req_sz &= (uint)~3; + +- err = sdio_memcpy_toio(func, addr, ((u8 *)(pkt->data)), req_sz); ++ err = sdio_memcpy_toio(func, addr, ((u8 *)(skb->data)), req_sz); + + if (err == -ENOMEDIUM) + brcmf_sdiod_change_state(sdiodev, BRCMF_SDIOD_NOMEDIUM); +@@ -550,7 +550,7 @@ int brcmf_sdiod_recv_pkt(struct brcmf_sd + addr &= SBSDIO_SB_OFT_ADDR_MASK; + addr |= SBSDIO_SB_ACCESS_2_4B_FLAG; + +- err = brcmf_sdiod_buff_read(sdiodev, sdiodev->func2, addr, pkt); ++ err = brcmf_sdiod_skbuff_read(sdiodev, sdiodev->func2, addr, pkt); + + done: + return err; +@@ -575,14 +575,14 @@ int brcmf_sdiod_recv_chain(struct brcmf_ + addr |= SBSDIO_SB_ACCESS_2_4B_FLAG; + + if (pktq->qlen == 1) +- err = brcmf_sdiod_buff_read(sdiodev, sdiodev->func2, addr, +- pktq->next); ++ err = brcmf_sdiod_skbuff_read(sdiodev, sdiodev->func2, addr, ++ pktq->next); + else if (!sdiodev->sg_support) { + glom_skb = brcmu_pkt_buf_get_skb(totlen); + if (!glom_skb) + return -ENOMEM; +- err = brcmf_sdiod_buff_read(sdiodev, sdiodev->func2, addr, +- glom_skb); ++ err = brcmf_sdiod_skbuff_read(sdiodev, sdiodev->func2, addr, ++ glom_skb); + if (err) + goto done; + +@@ -623,8 +623,8 @@ int brcmf_sdiod_send_buf(struct brcmf_sd + addr |= SBSDIO_SB_ACCESS_2_4B_FLAG; + + if (!err) +- err = brcmf_sdiod_buff_write(sdiodev, sdiodev->func2, addr, +- mypkt); ++ err = brcmf_sdiod_skbuff_write(sdiodev, sdiodev->func2, addr, ++ mypkt); + + brcmu_pkt_buf_free_skb(mypkt); + +@@ -649,8 +649,8 @@ int brcmf_sdiod_send_pkt(struct brcmf_sd + + if (pktq->qlen == 1 || !sdiodev->sg_support) { + skb_queue_walk(pktq, skb) { +- err = brcmf_sdiod_buff_write(sdiodev, sdiodev->func2, +- addr, skb); ++ err = brcmf_sdiod_skbuff_write(sdiodev, sdiodev->func2, ++ addr, skb); + if (err) + break; + } +@@ -706,11 +706,11 @@ brcmf_sdiod_ramrw(struct brcmf_sdio_dev + + if (write) { + memcpy(pkt->data, data, dsize); +- err = brcmf_sdiod_buff_write(sdiodev, sdiodev->func1, +- sdaddr, pkt); ++ err = brcmf_sdiod_skbuff_write(sdiodev, sdiodev->func1, ++ sdaddr, pkt); + } else { +- err = brcmf_sdiod_buff_read(sdiodev, sdiodev->func1, +- sdaddr, pkt); ++ err = brcmf_sdiod_skbuff_read(sdiodev, sdiodev->func1, ++ sdaddr, pkt); + } + + if (err) { diff --git a/package/kernel/mac80211/patches/317-v4.16-0001-brcmfmac-Use-zeroing-memory-allocator-than-allocator.patch b/package/kernel/mac80211/patches/317-v4.16-0001-brcmfmac-Use-zeroing-memory-allocator-than-allocator.patch new file mode 100644 index 0000000000..b60c81a3a2 --- /dev/null +++ b/package/kernel/mac80211/patches/317-v4.16-0001-brcmfmac-Use-zeroing-memory-allocator-than-allocator.patch @@ -0,0 +1,59 @@ +From b7acadaf038740c43515dc1548f43d01cc92823a Mon Sep 17 00:00:00 2001 +From: Himanshu Jha +Date: Tue, 9 Jan 2018 02:15:31 +0530 +Subject: [PATCH] brcmfmac: Use zeroing memory allocator than allocator/memset + +Use dma_zalloc_coherent for allocating zeroed +memory and remove unnecessary memset function. + +Generated-by: scripts/coccinelle/api/alloc/kzalloc-simple.cocci + +Suggested-by: Luis R. Rodriguez +Signed-off-by: Himanshu Jha +Signed-off-by: Kalle Valo +--- + .../net/wireless/broadcom/brcm80211/brcmfmac/pcie.c | 20 ++++++++++---------- + 1 file changed, 10 insertions(+), 10 deletions(-) + +--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c ++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c +@@ -1251,14 +1251,14 @@ static int brcmf_pcie_init_scratchbuffer + u64 address; + u32 addr; + +- devinfo->shared.scratch = dma_alloc_coherent(&devinfo->pdev->dev, +- BRCMF_DMA_D2H_SCRATCH_BUF_LEN, +- &devinfo->shared.scratch_dmahandle, GFP_KERNEL); ++ devinfo->shared.scratch = ++ dma_zalloc_coherent(&devinfo->pdev->dev, ++ BRCMF_DMA_D2H_SCRATCH_BUF_LEN, ++ &devinfo->shared.scratch_dmahandle, ++ GFP_KERNEL); + if (!devinfo->shared.scratch) + goto fail; + +- memset(devinfo->shared.scratch, 0, BRCMF_DMA_D2H_SCRATCH_BUF_LEN); +- + addr = devinfo->shared.tcm_base_address + + BRCMF_SHARED_DMA_SCRATCH_ADDR_OFFSET; + address = (u64)devinfo->shared.scratch_dmahandle; +@@ -1268,14 +1268,14 @@ static int brcmf_pcie_init_scratchbuffer + BRCMF_SHARED_DMA_SCRATCH_LEN_OFFSET; + brcmf_pcie_write_tcm32(devinfo, addr, BRCMF_DMA_D2H_SCRATCH_BUF_LEN); + +- devinfo->shared.ringupd = dma_alloc_coherent(&devinfo->pdev->dev, +- BRCMF_DMA_D2H_RINGUPD_BUF_LEN, +- &devinfo->shared.ringupd_dmahandle, GFP_KERNEL); ++ devinfo->shared.ringupd = ++ dma_zalloc_coherent(&devinfo->pdev->dev, ++ BRCMF_DMA_D2H_RINGUPD_BUF_LEN, ++ &devinfo->shared.ringupd_dmahandle, ++ GFP_KERNEL); + if (!devinfo->shared.ringupd) + goto fail; + +- memset(devinfo->shared.ringupd, 0, BRCMF_DMA_D2H_RINGUPD_BUF_LEN); +- + addr = devinfo->shared.tcm_base_address + + BRCMF_SHARED_DMA_RINGUPD_ADDR_OFFSET; + address = (u64)devinfo->shared.ringupd_dmahandle;