diff options
Diffstat (limited to 'drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c')
| -rw-r--r-- | drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c | 487 |
1 files changed, 246 insertions, 241 deletions
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c index cdf9e4161592..08686147b59d 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c @@ -159,8 +159,8 @@ struct rte_console { /* manfid tuple length, include tuple, link bytes */ #define SBSDIO_CIS_MANFID_TUPLE_LEN 6 -#define CORE_BUS_REG(base, field) \ - (base + offsetof(struct sdpcmd_regs, field)) +#define SD_REG(field) \ + (offsetof(struct sdpcmd_regs, field)) /* SDIO function 1 register CHIPCLKCSR */ /* Force ALP request to backplane */ @@ -436,6 +436,7 @@ struct brcmf_sdio_count { struct brcmf_sdio { struct brcmf_sdio_dev *sdiodev; /* sdio device handler */ struct brcmf_chip *ci; /* Chip info struct */ + struct brcmf_core *sdio_core; /* sdio core info struct */ u32 hostintmask; /* Copy of Host Interrupt Mask */ atomic_t intstatus; /* Intstatus bits (events) pending */ @@ -659,32 +660,6 @@ static bool data_ok(struct brcmf_sdio *bus) ((u8)(bus->tx_max - bus->tx_seq) & 0x80) == 0; } -/* - * Reads a register in the SDIO hardware block. This block occupies a series of - * adresses on the 32 bit backplane bus. - */ -static int r_sdreg32(struct brcmf_sdio *bus, u32 *regvar, u32 offset) -{ - struct brcmf_core *core; - int ret; - - core = brcmf_chip_get_core(bus->ci, BCMA_CORE_SDIO_DEV); - *regvar = brcmf_sdiod_regrl(bus->sdiodev, core->base + offset, &ret); - - return ret; -} - -static int w_sdreg32(struct brcmf_sdio *bus, u32 regval, u32 reg_offset) -{ - struct brcmf_core *core; - int ret; - - core = brcmf_chip_get_core(bus->ci, BCMA_CORE_SDIO_DEV); - brcmf_sdiod_regwl(bus->sdiodev, core->base + reg_offset, regval, &ret); - - return ret; -} - static int brcmf_sdio_kso_control(struct brcmf_sdio *bus, bool on) { @@ -697,8 +672,7 @@ brcmf_sdio_kso_control(struct brcmf_sdio *bus, bool on) wr_val = (on << SBSDIO_FUNC1_SLEEPCSR_KSO_SHIFT); /* 1st KSO write goes to AOS wake up core if device is asleep */ - brcmf_sdiod_regwb(bus->sdiodev, SBSDIO_FUNC1_SLEEPCSR, - wr_val, &err); + brcmf_sdiod_writeb(bus->sdiodev, SBSDIO_FUNC1_SLEEPCSR, wr_val, &err); if (on) { /* device WAKEUP through KSO: @@ -724,7 +698,7 @@ brcmf_sdio_kso_control(struct brcmf_sdio *bus, bool on) * just one write attempt may fail, * read it back until it matches written value */ - rd_val = brcmf_sdiod_regrb(bus->sdiodev, SBSDIO_FUNC1_SLEEPCSR, + rd_val = brcmf_sdiod_readb(bus->sdiodev, SBSDIO_FUNC1_SLEEPCSR, &err); if (!err) { if ((rd_val & bmask) == cmp_val) @@ -734,9 +708,11 @@ brcmf_sdio_kso_control(struct brcmf_sdio *bus, bool on) /* bail out upon subsequent access errors */ if (err && (err_cnt++ > BRCMF_SDIO_MAX_ACCESS_ERRORS)) break; + udelay(KSO_WAIT_US); - brcmf_sdiod_regwb(bus->sdiodev, SBSDIO_FUNC1_SLEEPCSR, - wr_val, &err); + brcmf_sdiod_writeb(bus->sdiodev, SBSDIO_FUNC1_SLEEPCSR, wr_val, + &err); + } while (try_cnt++ < MAX_KSO_ATTEMPTS); if (try_cnt > 2) @@ -772,15 +748,15 @@ static int brcmf_sdio_htclk(struct brcmf_sdio *bus, bool on, bool pendok) clkreq = bus->alp_only ? SBSDIO_ALP_AVAIL_REQ : SBSDIO_HT_AVAIL_REQ; - brcmf_sdiod_regwb(bus->sdiodev, SBSDIO_FUNC1_CHIPCLKCSR, - clkreq, &err); + brcmf_sdiod_writeb(bus->sdiodev, SBSDIO_FUNC1_CHIPCLKCSR, + clkreq, &err); if (err) { brcmf_err("HT Avail request error: %d\n", err); return -EBADE; } /* Check current status */ - clkctl = brcmf_sdiod_regrb(bus->sdiodev, + clkctl = brcmf_sdiod_readb(bus->sdiodev, SBSDIO_FUNC1_CHIPCLKCSR, &err); if (err) { brcmf_err("HT Avail read error: %d\n", err); @@ -790,35 +766,34 @@ static int brcmf_sdio_htclk(struct brcmf_sdio *bus, bool on, bool pendok) /* Go to pending and await interrupt if appropriate */ if (!SBSDIO_CLKAV(clkctl, bus->alp_only) && pendok) { /* Allow only clock-available interrupt */ - devctl = brcmf_sdiod_regrb(bus->sdiodev, + devctl = brcmf_sdiod_readb(bus->sdiodev, SBSDIO_DEVICE_CTL, &err); if (err) { - brcmf_err("Devctl error setting CA: %d\n", - err); + brcmf_err("Devctl error setting CA: %d\n", err); return -EBADE; } devctl |= SBSDIO_DEVCTL_CA_INT_ONLY; - brcmf_sdiod_regwb(bus->sdiodev, SBSDIO_DEVICE_CTL, - devctl, &err); + brcmf_sdiod_writeb(bus->sdiodev, SBSDIO_DEVICE_CTL, + devctl, &err); brcmf_dbg(SDIO, "CLKCTL: set PENDING\n"); bus->clkstate = CLK_PENDING; return 0; } else if (bus->clkstate == CLK_PENDING) { /* Cancel CA-only interrupt filter */ - devctl = brcmf_sdiod_regrb(bus->sdiodev, + devctl = brcmf_sdiod_readb(bus->sdiodev, SBSDIO_DEVICE_CTL, &err); devctl &= ~SBSDIO_DEVCTL_CA_INT_ONLY; - brcmf_sdiod_regwb(bus->sdiodev, SBSDIO_DEVICE_CTL, - devctl, &err); + brcmf_sdiod_writeb(bus->sdiodev, SBSDIO_DEVICE_CTL, + devctl, &err); } /* Otherwise, wait here (polling) for HT Avail */ timeout = jiffies + msecs_to_jiffies(PMU_MAX_TRANSITION_DLY/1000); while (!SBSDIO_CLKAV(clkctl, bus->alp_only)) { - clkctl = brcmf_sdiod_regrb(bus->sdiodev, + clkctl = brcmf_sdiod_readb(bus->sdiodev, SBSDIO_FUNC1_CHIPCLKCSR, &err); if (time_after(jiffies, timeout)) @@ -852,16 +827,16 @@ static int brcmf_sdio_htclk(struct brcmf_sdio *bus, bool on, bool pendok) if (bus->clkstate == CLK_PENDING) { /* Cancel CA-only interrupt filter */ - devctl = brcmf_sdiod_regrb(bus->sdiodev, + devctl = brcmf_sdiod_readb(bus->sdiodev, SBSDIO_DEVICE_CTL, &err); devctl &= ~SBSDIO_DEVCTL_CA_INT_ONLY; - brcmf_sdiod_regwb(bus->sdiodev, SBSDIO_DEVICE_CTL, - devctl, &err); + brcmf_sdiod_writeb(bus->sdiodev, SBSDIO_DEVICE_CTL, + devctl, &err); } bus->clkstate = CLK_SDONLY; - brcmf_sdiod_regwb(bus->sdiodev, SBSDIO_FUNC1_CHIPCLKCSR, - clkreq, &err); + brcmf_sdiod_writeb(bus->sdiodev, SBSDIO_FUNC1_CHIPCLKCSR, + clkreq, &err); brcmf_dbg(SDIO, "CLKCTL: turned OFF\n"); if (err) { brcmf_err("Failed access turning clock off: %d\n", @@ -951,14 +926,14 @@ brcmf_sdio_bus_sleep(struct brcmf_sdio *bus, bool sleep, bool pendok) /* Going to sleep */ if (sleep) { - clkcsr = brcmf_sdiod_regrb(bus->sdiodev, + clkcsr = brcmf_sdiod_readb(bus->sdiodev, SBSDIO_FUNC1_CHIPCLKCSR, &err); if ((clkcsr & SBSDIO_CSR_MASK) == 0) { brcmf_dbg(SDIO, "no clock, set ALP\n"); - brcmf_sdiod_regwb(bus->sdiodev, - SBSDIO_FUNC1_CHIPCLKCSR, - SBSDIO_ALP_AVAIL_REQ, &err); + brcmf_sdiod_writeb(bus->sdiodev, + SBSDIO_FUNC1_CHIPCLKCSR, + SBSDIO_ALP_AVAIL_REQ, &err); } err = brcmf_sdio_kso_control(bus, false); } else { @@ -1004,7 +979,7 @@ static int brcmf_sdio_readshared(struct brcmf_sdio *bus, 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); /* @@ -1038,7 +1013,7 @@ static int brcmf_sdio_readshared(struct brcmf_sdio *bus, 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); @@ -1060,7 +1035,7 @@ static int brcmf_sdio_readshared(struct brcmf_sdio *bus, 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; } @@ -1079,6 +1054,8 @@ static void brcmf_sdio_get_console_addr(struct brcmf_sdio *bus) static u32 brcmf_sdio_hostmail(struct brcmf_sdio *bus) { + struct brcmf_sdio_dev *sdiod = bus->sdiodev; + struct brcmf_core *core = bus->sdio_core; u32 intstatus = 0; u32 hmb_data; u8 fcbits; @@ -1087,12 +1064,14 @@ static u32 brcmf_sdio_hostmail(struct brcmf_sdio *bus) brcmf_dbg(SDIO, "Enter\n"); /* Read mailbox data and ack that we did so */ - ret = r_sdreg32(bus, &hmb_data, - offsetof(struct sdpcmd_regs, tohostmailboxdata)); + hmb_data = brcmf_sdiod_readl(sdiod, + core->base + SD_REG(tohostmailboxdata), + &ret); + + if (!ret) + brcmf_sdiod_writel(sdiod, core->base + SD_REG(tosbmailbox), + SMB_INT_ACK, &ret); - if (ret == 0) - w_sdreg32(bus, SMB_INT_ACK, - offsetof(struct sdpcmd_regs, tosbmailbox)); bus->sdcnt.f1regdata += 2; /* dongle indicates the firmware has halted/crashed */ @@ -1166,6 +1145,8 @@ static u32 brcmf_sdio_hostmail(struct brcmf_sdio *bus) static void brcmf_sdio_rxfail(struct brcmf_sdio *bus, bool abort, bool rtx) { + struct brcmf_sdio_dev *sdiod = bus->sdiodev; + struct brcmf_core *core = bus->sdio_core; uint retries = 0; u16 lastrbc; u8 hi, lo; @@ -1176,18 +1157,18 @@ static void brcmf_sdio_rxfail(struct brcmf_sdio *bus, bool abort, bool rtx) rtx ? ", send NAK" : ""); if (abort) - brcmf_sdiod_abort(bus->sdiodev, SDIO_FUNC_2); + brcmf_sdiod_abort(bus->sdiodev, bus->sdiodev->func2); - brcmf_sdiod_regwb(bus->sdiodev, SBSDIO_FUNC1_FRAMECTRL, - SFC_RF_TERM, &err); + brcmf_sdiod_writeb(bus->sdiodev, SBSDIO_FUNC1_FRAMECTRL, SFC_RF_TERM, + &err); bus->sdcnt.f1regdata++; /* Wait until the packet has been flushed (device/FIFO stable) */ for (lastrbc = retries = 0xffff; retries > 0; retries--) { - hi = brcmf_sdiod_regrb(bus->sdiodev, - SBSDIO_FUNC1_RFRAMEBCHI, &err); - lo = brcmf_sdiod_regrb(bus->sdiodev, - SBSDIO_FUNC1_RFRAMEBCLO, &err); + hi = brcmf_sdiod_readb(bus->sdiodev, SBSDIO_FUNC1_RFRAMEBCHI, + &err); + lo = brcmf_sdiod_readb(bus->sdiodev, SBSDIO_FUNC1_RFRAMEBCLO, + &err); bus->sdcnt.f1regdata += 2; if ((hi == 0) && (lo == 0)) @@ -1207,8 +1188,8 @@ static void brcmf_sdio_rxfail(struct brcmf_sdio *bus, bool abort, bool rtx) if (rtx) { bus->sdcnt.rxrtx++; - err = w_sdreg32(bus, SMB_NAK, - offsetof(struct sdpcmd_regs, tosbmailbox)); + brcmf_sdiod_writel(sdiod, core->base + SD_REG(tosbmailbox), + SMB_NAK, &err); bus->sdcnt.f1regdata++; if (err == 0) @@ -1228,13 +1209,13 @@ static void brcmf_sdio_txfail(struct brcmf_sdio *bus) brcmf_err("sdio error, abort command and terminate frame\n"); bus->sdcnt.tx_sderrs++; - brcmf_sdiod_abort(sdiodev, SDIO_FUNC_2); - brcmf_sdiod_regwb(sdiodev, SBSDIO_FUNC1_FRAMECTRL, SFC_WF_TERM, NULL); + brcmf_sdiod_abort(sdiodev, sdiodev->func2); + brcmf_sdiod_writeb(sdiodev, SBSDIO_FUNC1_FRAMECTRL, SFC_WF_TERM, NULL); bus->sdcnt.f1regdata++; for (i = 0; i < 3; i++) { - hi = brcmf_sdiod_regrb(sdiodev, SBSDIO_FUNC1_WFRAMEBCHI, NULL); - lo = brcmf_sdiod_regrb(sdiodev, SBSDIO_FUNC1_WFRAMEBCLO, NULL); + hi = brcmf_sdiod_readb(sdiodev, SBSDIO_FUNC1_WFRAMEBCHI, NULL); + lo = brcmf_sdiod_readb(sdiodev, SBSDIO_FUNC1_WFRAMEBCLO, NULL); bus->sdcnt.f1regdata += 2; if ((hi == 0) && (lo == 0)) break; @@ -1584,10 +1565,10 @@ static u8 brcmf_sdio_rxglom(struct brcmf_sdio *bus, u8 rxseq) * 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 */ @@ -1595,11 +1576,11 @@ static u8 brcmf_sdio_rxglom(struct brcmf_sdio *bus, u8 rxseq) 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; } @@ -1609,10 +1590,10 @@ static u8 brcmf_sdio_rxglom(struct brcmf_sdio *bus, u8 rxseq) 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 */ @@ -1628,10 +1609,10 @@ static u8 brcmf_sdio_rxglom(struct brcmf_sdio *bus, u8 rxseq) 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"); @@ -1640,11 +1621,11 @@ static u8 brcmf_sdio_rxglom(struct brcmf_sdio *bus, u8 rxseq) 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; } @@ -1852,7 +1833,7 @@ static uint brcmf_sdio_readframes(struct brcmf_sdio *bus, uint maxframes) 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); @@ -1862,7 +1843,7 @@ static uint brcmf_sdio_readframes(struct brcmf_sdio *bus, uint maxframes) 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; } @@ -1872,7 +1853,7 @@ static uint brcmf_sdio_readframes(struct brcmf_sdio *bus, uint maxframes) 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 @@ -1888,7 +1869,7 @@ static uint brcmf_sdio_readframes(struct brcmf_sdio *bus, uint maxframes) 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 ? @@ -1905,7 +1886,7 @@ static uint brcmf_sdio_readframes(struct brcmf_sdio *bus, uint maxframes) 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); @@ -1913,16 +1894,16 @@ static uint brcmf_sdio_readframes(struct brcmf_sdio *bus, uint maxframes) 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; } @@ -1933,7 +1914,7 @@ static uint brcmf_sdio_readframes(struct brcmf_sdio *bus, uint maxframes) } 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; @@ -1946,11 +1927,11 @@ static uint brcmf_sdio_readframes(struct brcmf_sdio *bus, uint maxframes) 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; @@ -1966,9 +1947,9 @@ static uint brcmf_sdio_readframes(struct brcmf_sdio *bus, uint maxframes) 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; } @@ -1991,9 +1972,9 @@ static uint brcmf_sdio_readframes(struct brcmf_sdio *bus, uint maxframes) } 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; @@ -2091,7 +2072,7 @@ static int brcmf_sdio_txpkt_prep_sg(struct brcmf_sdio *bus, int ntail, ret; sdiodev = bus->sdiodev; - blksize = sdiodev->func[SDIO_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); @@ -2270,14 +2251,14 @@ static int brcmf_sdio_txpkt(struct brcmf_sdio *bus, struct sk_buff_head *pktq, 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); @@ -2295,6 +2276,7 @@ static uint brcmf_sdio_sendfromq(struct brcmf_sdio *bus, uint maxframes) { struct sk_buff *pkt; struct sk_buff_head pktq; + u32 intstat_addr = bus->sdio_core->base + SD_REG(intstatus); u32 intstatus = 0; int ret = 0, prec_out, i; uint cnt = 0; @@ -2332,11 +2314,11 @@ static uint brcmf_sdio_sendfromq(struct brcmf_sdio *bus, uint maxframes) /* 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]); - ret = r_sdreg32(bus, &intstatus, - offsetof(struct sdpcmd_regs, - intstatus)); - sdio_release_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->func1); + bus->sdcnt.f2txdata++; if (ret != 0) break; @@ -2419,12 +2401,13 @@ static int brcmf_sdio_tx_ctrlframe(struct brcmf_sdio *bus, u8 *frame, u16 len) static void brcmf_sdio_bus_stop(struct device *dev) { - u32 local_hostintmask; - u8 saveclk; - int err; struct brcmf_bus *bus_if = dev_get_drvdata(dev); struct brcmf_sdio_dev *sdiodev = bus_if->bus_priv.sdio; struct brcmf_sdio *bus = sdiodev->bus; + struct brcmf_core *core = bus->sdio_core; + u32 local_hostintmask; + u8 saveclk; + int err; brcmf_dbg(TRACE, "Enter\n"); @@ -2435,35 +2418,37 @@ static void brcmf_sdio_bus_stop(struct device *dev) } 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); /* Disable and clear interrupts at the chip level also */ - w_sdreg32(bus, 0, offsetof(struct sdpcmd_regs, hostintmask)); + brcmf_sdiod_writel(sdiodev, core->base + SD_REG(hostintmask), + 0, NULL); + local_hostintmask = bus->hostintmask; bus->hostintmask = 0; /* Force backplane clocks to assure F2 interrupt propagates */ - saveclk = brcmf_sdiod_regrb(sdiodev, SBSDIO_FUNC1_CHIPCLKCSR, + saveclk = brcmf_sdiod_readb(sdiodev, SBSDIO_FUNC1_CHIPCLKCSR, &err); if (!err) - brcmf_sdiod_regwb(sdiodev, SBSDIO_FUNC1_CHIPCLKCSR, - (saveclk | SBSDIO_FORCE_HT), &err); + brcmf_sdiod_writeb(sdiodev, SBSDIO_FUNC1_CHIPCLKCSR, + (saveclk | SBSDIO_FORCE_HT), &err); if (err) brcmf_err("Failed to force clock for F2: err %d\n", err); /* Turn off the bus (F2), free any pending packets */ brcmf_dbg(INTR, "disable SDIO interrupts\n"); - sdio_disable_func(sdiodev->func[SDIO_FUNC_2]); + sdio_disable_func(sdiodev->func2); /* Clear any pending interrupts now that F2 is disabled */ - w_sdreg32(bus, local_hostintmask, - offsetof(struct sdpcmd_regs, intstatus)); + 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); @@ -2501,15 +2486,14 @@ static inline void brcmf_sdio_clrintr(struct brcmf_sdio *bus) static int brcmf_sdio_intr_rstatus(struct brcmf_sdio *bus) { - struct brcmf_core *buscore; + struct brcmf_core *core = bus->sdio_core; u32 addr; unsigned long val; int ret; - buscore = brcmf_chip_get_core(bus->ci, BCMA_CORE_SDIO_DEV); - addr = buscore->base + offsetof(struct sdpcmd_regs, intstatus); + addr = core->base + SD_REG(intstatus); - val = brcmf_sdiod_regrl(bus->sdiodev, addr, &ret); + val = brcmf_sdiod_readl(bus->sdiodev, addr, &ret); bus->sdcnt.f1regdata++; if (ret != 0) return ret; @@ -2519,7 +2503,7 @@ static int brcmf_sdio_intr_rstatus(struct brcmf_sdio *bus) /* Clear interrupts */ if (val) { - brcmf_sdiod_regwl(bus->sdiodev, addr, val, &ret); + brcmf_sdiod_writel(bus->sdiodev, addr, val, &ret); bus->sdcnt.f1regdata++; atomic_or(val, &bus->intstatus); } @@ -2529,7 +2513,9 @@ static int brcmf_sdio_intr_rstatus(struct brcmf_sdio *bus) static void brcmf_sdio_dpc(struct brcmf_sdio *bus) { + struct brcmf_sdio_dev *sdiod = bus->sdiodev; u32 newstatus = 0; + u32 intstat_addr = bus->sdio_core->base + SD_REG(intstatus); unsigned long intstatus; uint txlimit = bus->txbound; /* Tx frames to send before resched */ uint framecnt; /* Temporary counter of tx/rx frames */ @@ -2537,7 +2523,7 @@ static void brcmf_sdio_dpc(struct brcmf_sdio *bus) 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) { @@ -2545,23 +2531,23 @@ static void brcmf_sdio_dpc(struct brcmf_sdio *bus) #ifdef DEBUG /* Check for inconsistent device control */ - devctl = brcmf_sdiod_regrb(bus->sdiodev, - SBSDIO_DEVICE_CTL, &err); + devctl = brcmf_sdiod_readb(bus->sdiodev, SBSDIO_DEVICE_CTL, + &err); #endif /* DEBUG */ /* Read CSR, if clock on switch to AVAIL, else ignore */ - clkctl = brcmf_sdiod_regrb(bus->sdiodev, + clkctl = brcmf_sdiod_readb(bus->sdiodev, SBSDIO_FUNC1_CHIPCLKCSR, &err); brcmf_dbg(SDIO, "DPC: PENDING, devctl 0x%02x clkctl 0x%02x\n", devctl, clkctl); if (SBSDIO_HTAV(clkctl)) { - devctl = brcmf_sdiod_regrb(bus->sdiodev, + devctl = brcmf_sdiod_readb(bus->sdiodev, SBSDIO_DEVICE_CTL, &err); devctl &= ~SBSDIO_DEVCTL_CA_INT_ONLY; - brcmf_sdiod_regwb(bus->sdiodev, SBSDIO_DEVICE_CTL, - devctl, &err); + brcmf_sdiod_writeb(bus->sdiodev, + SBSDIO_DEVICE_CTL, devctl, &err); bus->clkstate = CLK_AVAIL; } } @@ -2584,11 +2570,10 @@ static void brcmf_sdio_dpc(struct brcmf_sdio *bus) */ if (intstatus & I_HMB_FC_CHANGE) { intstatus &= ~I_HMB_FC_CHANGE; - err = w_sdreg32(bus, I_HMB_FC_CHANGE, - offsetof(struct sdpcmd_regs, intstatus)); + brcmf_sdiod_writel(sdiod, intstat_addr, I_HMB_FC_CHANGE, &err); + + newstatus = brcmf_sdiod_readl(sdiod, intstat_addr, &err); - err = r_sdreg32(bus, &newstatus, - offsetof(struct sdpcmd_regs, intstatus)); bus->sdcnt.f1regdata += 2; atomic_set(&bus->fcstate, !!(newstatus & (I_HMB_FC_STATE | I_HMB_FC_CHANGE))); @@ -2601,7 +2586,7 @@ static void brcmf_sdio_dpc(struct brcmf_sdio *bus) 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) { @@ -2644,7 +2629,7 @@ static void brcmf_sdio_dpc(struct brcmf_sdio *bus) 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); @@ -2652,7 +2637,7 @@ static void brcmf_sdio_dpc(struct brcmf_sdio *bus) 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) */ @@ -2668,14 +2653,14 @@ static void brcmf_sdio_dpc(struct brcmf_sdio *bus) 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 || @@ -2890,13 +2875,13 @@ brcmf_sdio_bus_txctl(struct device *dev, unsigned char *msg, uint msglen) 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", @@ -3020,7 +3005,7 @@ static int brcmf_sdio_assert_info(struct seq_file *seq, struct brcmf_sdio *bus, 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); @@ -3033,7 +3018,7 @@ static int brcmf_sdio_assert_info(struct seq_file *seq, struct brcmf_sdio *bus, 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); @@ -3307,7 +3292,7 @@ static int brcmf_sdio_download_firmware(struct brcmf_sdio *bus, 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); @@ -3336,7 +3321,7 @@ static int brcmf_sdio_download_firmware(struct brcmf_sdio *bus, err: brcmf_sdio_clkctl(bus, CLK_SDONLY, false); - sdio_release_host(bus->sdiodev->func[1]); + sdio_release_host(bus->sdiodev->func1); return bcmerror; } @@ -3347,31 +3332,31 @@ static void brcmf_sdio_sr_init(struct brcmf_sdio *bus) brcmf_dbg(TRACE, "Enter\n"); - val = brcmf_sdiod_regrb(bus->sdiodev, SBSDIO_FUNC1_WAKEUPCTRL, &err); + val = brcmf_sdiod_readb(bus->sdiodev, SBSDIO_FUNC1_WAKEUPCTRL, &err); if (err) { brcmf_err("error reading SBSDIO_FUNC1_WAKEUPCTRL\n"); return; } val |= 1 << SBSDIO_FUNC1_WCTRL_HTWAIT_SHIFT; - brcmf_sdiod_regwb(bus->sdiodev, SBSDIO_FUNC1_WAKEUPCTRL, val, &err); + brcmf_sdiod_writeb(bus->sdiodev, SBSDIO_FUNC1_WAKEUPCTRL, val, &err); if (err) { brcmf_err("error writing SBSDIO_FUNC1_WAKEUPCTRL\n"); return; } /* Add CMD14 Support */ - brcmf_sdiod_regwb(bus->sdiodev, SDIO_CCCR_BRCM_CARDCAP, - (SDIO_CCCR_BRCM_CARDCAP_CMD14_SUPPORT | - SDIO_CCCR_BRCM_CARDCAP_CMD14_EXT), - &err); + brcmf_sdiod_func0_wb(bus->sdiodev, SDIO_CCCR_BRCM_CARDCAP, + (SDIO_CCCR_BRCM_CARDCAP_CMD14_SUPPORT | + SDIO_CCCR_BRCM_CARDCAP_CMD14_EXT), + &err); if (err) { brcmf_err("error writing SDIO_CCCR_BRCM_CARDCAP\n"); return; } - brcmf_sdiod_regwb(bus->sdiodev, SBSDIO_FUNC1_CHIPCLKCSR, - SBSDIO_FORCE_HT, &err); + brcmf_sdiod_writeb(bus->sdiodev, SBSDIO_FUNC1_CHIPCLKCSR, + SBSDIO_FORCE_HT, &err); if (err) { brcmf_err("error writing SBSDIO_FUNC1_CHIPCLKCSR\n"); return; @@ -3385,16 +3370,17 @@ static void brcmf_sdio_sr_init(struct brcmf_sdio *bus) /* enable KSO bit */ static int brcmf_sdio_kso_init(struct brcmf_sdio *bus) { + struct brcmf_core *core = bus->sdio_core; u8 val; int err = 0; brcmf_dbg(TRACE, "Enter\n"); /* KSO bit added in SDIO core rev 12 */ - if (brcmf_chip_get_core(bus->ci, BCMA_CORE_SDIO_DEV)->rev < 12) + if (core->rev < 12) return 0; - val = brcmf_sdiod_regrb(bus->sdiodev, SBSDIO_FUNC1_SLEEPCSR, &err); + val = brcmf_sdiod_readb(bus->sdiodev, SBSDIO_FUNC1_SLEEPCSR, &err); if (err) { brcmf_err("error reading SBSDIO_FUNC1_SLEEPCSR\n"); return err; @@ -3403,8 +3389,8 @@ static int brcmf_sdio_kso_init(struct brcmf_sdio *bus) if (!(val & SBSDIO_FUNC1_SLEEPCSR_KSO_MASK)) { val |= (SBSDIO_FUNC1_SLEEPCSR_KSO_EN << SBSDIO_FUNC1_SLEEPCSR_KSO_SHIFT); - brcmf_sdiod_regwb(bus->sdiodev, SBSDIO_FUNC1_SLEEPCSR, - val, &err); + brcmf_sdiod_writeb(bus->sdiodev, SBSDIO_FUNC1_SLEEPCSR, + val, &err); if (err) { brcmf_err("error writing SBSDIO_FUNC1_SLEEPCSR\n"); return err; @@ -3420,6 +3406,7 @@ static int brcmf_sdio_bus_preinit(struct device *dev) struct brcmf_bus *bus_if = dev_get_drvdata(dev); struct brcmf_sdio_dev *sdiodev = bus_if->bus_priv.sdio; struct brcmf_sdio *bus = sdiodev->bus; + struct brcmf_core *core = bus->sdio_core; uint pad_size; u32 value; int err; @@ -3428,7 +3415,7 @@ static int brcmf_sdio_bus_preinit(struct device *dev) * a device perspective, ie. bus:txglom affects the * bus transfers from device to host. */ - if (brcmf_chip_get_core(bus->ci, BCMA_CORE_SDIO_DEV)->rev < 12) { + if (core->rev < 12) { /* for sdio core rev < 12, disable txgloming */ value = 0; err = brcmf_iovar_data_set(dev, "bus:txglom", &value, @@ -3449,7 +3436,7 @@ static int brcmf_sdio_bus_preinit(struct device *dev) 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) { @@ -3491,7 +3478,7 @@ static int brcmf_sdio_bus_get_memdump(struct device *dev, void *data, 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; @@ -3507,7 +3494,7 @@ static int brcmf_sdio_bus_get_memdump(struct device *dev, void *data, } done: - sdio_release_host(sdiodev->func[1]); + sdio_release_host(sdiodev->func1); return err; } @@ -3564,11 +3551,10 @@ static void brcmf_sdio_bus_watchdog(struct brcmf_sdio *bus) if (!bus->dpc_triggered) { u8 devpend; - sdio_claim_host(bus->sdiodev->func[1]); - devpend = brcmf_sdiod_regrb(bus->sdiodev, - SDIO_CCCR_INTx, - NULL); - sdio_release_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->func1); intstatus = devpend & (INTR_STATUS_FUNC1 | INTR_STATUS_FUNC2); } @@ -3594,13 +3580,13 @@ static void brcmf_sdio_bus_watchdog(struct brcmf_sdio *bus) 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 */ @@ -3613,11 +3599,11 @@ static void brcmf_sdio_bus_watchdog(struct brcmf_sdio *bus) 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; @@ -3705,12 +3691,12 @@ brcmf_sdio_drivestrengthinit(struct brcmf_sdio_dev *sdiodev, } } addr = CORE_CC_REG(pmu->base, chipcontrol_addr); - brcmf_sdiod_regwl(sdiodev, addr, 1, NULL); - cc_data_temp = brcmf_sdiod_regrl(sdiodev, addr, NULL); + brcmf_sdiod_writel(sdiodev, addr, 1, NULL); + cc_data_temp = brcmf_sdiod_readl(sdiodev, addr, NULL); cc_data_temp &= ~str_mask; drivestrength_sel <<= str_shift; cc_data_temp |= drivestrength_sel; - brcmf_sdiod_regwl(sdiodev, addr, cc_data_temp, NULL); + brcmf_sdiod_writel(sdiodev, addr, cc_data_temp, NULL); brcmf_dbg(INFO, "SDIO: %d mA (req=%d mA) drive strength selected, set to 0x%08x\n", str_tab[i].strength, drivestrength, cc_data_temp); @@ -3725,7 +3711,7 @@ static int brcmf_sdio_buscoreprep(void *ctx) /* Try forcing SDIO core to do ALPAvail request only */ clkset = SBSDIO_FORCE_HW_CLKREQ_OFF | SBSDIO_ALP_AVAIL_REQ; - brcmf_sdiod_regwb(sdiodev, SBSDIO_FUNC1_CHIPCLKCSR, clkset, &err); + brcmf_sdiod_writeb(sdiodev, SBSDIO_FUNC1_CHIPCLKCSR, clkset, &err); if (err) { brcmf_err("error writing for HT off\n"); return err; @@ -3733,8 +3719,7 @@ static int brcmf_sdio_buscoreprep(void *ctx) /* If register supported, wait for ALPAvail and then force ALP */ /* This may take up to 15 milliseconds */ - clkval = brcmf_sdiod_regrb(sdiodev, - SBSDIO_FUNC1_CHIPCLKCSR, NULL); + clkval = brcmf_sdiod_readb(sdiodev, SBSDIO_FUNC1_CHIPCLKCSR, NULL); if ((clkval & ~SBSDIO_AVBITS) != clkset) { brcmf_err("ChipClkCSR access: wrote 0x%02x read 0x%02x\n", @@ -3742,10 +3727,11 @@ static int brcmf_sdio_buscoreprep(void *ctx) return -EACCES; } - SPINWAIT(((clkval = brcmf_sdiod_regrb(sdiodev, - SBSDIO_FUNC1_CHIPCLKCSR, NULL)), - !SBSDIO_ALPAV(clkval)), - PMU_MAX_TRANSITION_DLY); + SPINWAIT(((clkval = brcmf_sdiod_readb(sdiodev, SBSDIO_FUNC1_CHIPCLKCSR, + NULL)), + !SBSDIO_ALPAV(clkval)), + PMU_MAX_TRANSITION_DLY); + if (!SBSDIO_ALPAV(clkval)) { brcmf_err("timeout on ALPAV wait, clkval 0x%02x\n", clkval); @@ -3753,11 +3739,11 @@ static int brcmf_sdio_buscoreprep(void *ctx) } clkset = SBSDIO_FORCE_HW_CLKREQ_OFF | SBSDIO_FORCE_ALP; - brcmf_sdiod_regwb(sdiodev, SBSDIO_FUNC1_CHIPCLKCSR, clkset, &err); + brcmf_sdiod_writeb(sdiodev, SBSDIO_FUNC1_CHIPCLKCSR, clkset, &err); udelay(65); /* Also, disable the extra SDIO pull-ups */ - brcmf_sdiod_regwb(sdiodev, SBSDIO_FUNC1_SDIOPULLUP, 0, NULL); + brcmf_sdiod_writeb(sdiodev, SBSDIO_FUNC1_SDIOPULLUP, 0, NULL); return 0; } @@ -3766,13 +3752,12 @@ static void brcmf_sdio_buscore_activate(void *ctx, struct brcmf_chip *chip, u32 rstvec) { struct brcmf_sdio_dev *sdiodev = ctx; - struct brcmf_core *core; + struct brcmf_core *core = sdiodev->bus->sdio_core; u32 reg_addr; /* clear all interrupts */ - core = brcmf_chip_get_core(chip, BCMA_CORE_SDIO_DEV); - reg_addr = core->base + offsetof(struct sdpcmd_regs, intstatus); - brcmf_sdiod_regwl(sdiodev, reg_addr, 0xFFFFFFFF, NULL); + reg_addr = core->base + SD_REG(intstatus); + brcmf_sdiod_writel(sdiodev, reg_addr, 0xFFFFFFFF, NULL); if (rstvec) /* Write reset vector to address 0 */ @@ -3785,16 +3770,25 @@ static u32 brcmf_sdio_buscore_read32(void *ctx, u32 addr) struct brcmf_sdio_dev *sdiodev = ctx; u32 val, rev; - val = brcmf_sdiod_regrl(sdiodev, addr, NULL); - if ((sdiodev->func[0]->device == SDIO_DEVICE_ID_BROADCOM_4335_4339 || - sdiodev->func[0]->device == SDIO_DEVICE_ID_BROADCOM_4339) && - addr == CORE_CC_REG(SI_ENUM_BASE, chipid)) { + 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)) { rev = (val & CID_REV_MASK) >> CID_REV_SHIFT; if (rev >= 2) { val &= ~CID_ID_MASK; val |= BRCM_CC_4339_CHIP_ID; } } + return val; } @@ -3802,7 +3796,7 @@ static void brcmf_sdio_buscore_write32(void *ctx, u32 addr, u32 val) { struct brcmf_sdio_dev *sdiodev = ctx; - brcmf_sdiod_regwl(sdiodev, addr, val, NULL); + brcmf_sdiod_writel(sdiodev, addr, val, NULL); } static const struct brcmf_buscore_ops brcmf_sdio_buscore_ops = { @@ -3823,21 +3817,21 @@ brcmf_sdio_probe_attach(struct brcmf_sdio *bus) 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_regrl(sdiodev, SI_ENUM_BASE, NULL)); + brcmf_sdiod_readl(sdiodev, SI_ENUM_BASE, NULL)); /* * Force PLL off until brcmf_chip_attach() * programs PLL control regs */ - brcmf_sdiod_regwb(sdiodev, SBSDIO_FUNC1_CHIPCLKCSR, - BRCMF_INIT_CLKCTL1, &err); + brcmf_sdiod_writeb(sdiodev, SBSDIO_FUNC1_CHIPCLKCSR, BRCMF_INIT_CLKCTL1, + &err); if (!err) - clkctl = brcmf_sdiod_regrb(sdiodev, - SBSDIO_FUNC1_CHIPCLKCSR, &err); + clkctl = brcmf_sdiod_readb(sdiodev, SBSDIO_FUNC1_CHIPCLKCSR, + &err); if (err || ((clkctl & ~SBSDIO_AVBITS) != BRCMF_INIT_CLKCTL1)) { brcmf_err("ChipClkCSR access: err %d wrote 0x%02x read 0x%02x\n", @@ -3851,6 +3845,17 @@ brcmf_sdio_probe_attach(struct brcmf_sdio *bus) bus->ci = NULL; goto fail; } + + /* Pick up the SDIO core info struct from chip.c */ + bus->sdio_core = brcmf_chip_get_core(bus->ci, BCMA_CORE_SDIO_DEV); + if (!bus->sdio_core) + goto fail; + + /* Pick up the CHIPCOMMON core info struct, for bulk IO in bcmsdh.c */ + sdiodev->cc_core = brcmf_chip_get_core(bus->ci, BCMA_CORE_CHIPCOMMON); + if (!sdiodev->cc_core) + goto fail; + sdiodev->settings = brcmf_get_module_param(sdiodev->dev, BRCMF_BUSTYPE_SDIO, bus->ci->chip, @@ -3879,8 +3884,8 @@ brcmf_sdio_probe_attach(struct brcmf_sdio *bus) /* 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 @@ -3897,29 +3902,29 @@ brcmf_sdio_probe_attach(struct brcmf_sdio *bus) brcmf_sdio_drivestrengthinit(sdiodev, bus->ci, drivestrength); /* Set card control so an SDIO card reset does a WLAN backplane reset */ - reg_val = brcmf_sdiod_regrb(sdiodev, SDIO_CCCR_BRCM_CARDCTRL, &err); + reg_val = brcmf_sdiod_func0_rb(sdiodev, SDIO_CCCR_BRCM_CARDCTRL, &err); if (err) goto fail; reg_val |= SDIO_CCCR_BRCM_CARDCTRL_WLANRESET; - brcmf_sdiod_regwb(sdiodev, SDIO_CCCR_BRCM_CARDCTRL, reg_val, &err); + brcmf_sdiod_func0_wb(sdiodev, SDIO_CCCR_BRCM_CARDCTRL, reg_val, &err); if (err) goto fail; /* set PMUControl so a backplane reset does PMU state reload */ reg_addr = CORE_CC_REG(brcmf_chip_get_pmu(bus->ci)->base, pmucontrol); - reg_val = brcmf_sdiod_regrl(sdiodev, reg_addr, &err); + reg_val = brcmf_sdiod_readl(sdiodev, reg_addr, &err); if (err) goto fail; reg_val |= (BCMA_CC_PMU_CTL_RES_RELOAD << BCMA_CC_PMU_CTL_RES_SHIFT); - brcmf_sdiod_regwl(sdiodev, reg_addr, reg_val, &err); + brcmf_sdiod_writel(sdiodev, reg_addr, reg_val, &err); if (err) goto fail; - sdio_release_host(sdiodev->func[1]); + sdio_release_host(sdiodev->func1); brcmu_pktq_init(&bus->txq, (PRIOMASK + 1), TXQLEN); @@ -3940,7 +3945,7 @@ brcmf_sdio_probe_attach(struct brcmf_sdio *bus) return true; fail: - sdio_release_host(sdiodev->func[1]); + sdio_release_host(sdiodev->func1); return false; } @@ -4020,22 +4025,21 @@ static void brcmf_sdio_firmware_callback(struct device *dev, int err, const struct firmware *code, void *nvram, u32 nvram_len) { - struct brcmf_bus *bus_if; - struct brcmf_sdio_dev *sdiodev; - struct brcmf_sdio *bus; + struct brcmf_bus *bus_if = dev_get_drvdata(dev); + struct brcmf_sdio_dev *sdiodev = bus_if->bus_priv.sdio; + struct brcmf_sdio *bus = sdiodev->bus; + struct brcmf_sdio_dev *sdiod = bus->sdiodev; + struct brcmf_core *core = bus->sdio_core; u8 saveclk; brcmf_dbg(TRACE, "Enter: dev=%s, err=%d\n", dev_name(dev), err); - bus_if = dev_get_drvdata(dev); - sdiodev = bus_if->bus_priv.sdio; + if (err) goto fail; if (!bus_if->drvr) return; - bus = sdiodev->bus; - /* try to download image and nvram to the dongle */ bus->alp_only = true; err = brcmf_sdio_download_firmware(bus, code, nvram, nvram_len); @@ -4047,7 +4051,7 @@ static void brcmf_sdio_firmware_callback(struct device *dev, int err, 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); @@ -4055,10 +4059,10 @@ static void brcmf_sdio_firmware_callback(struct device *dev, int err, goto release; /* Force clocks on backplane to be sure F2 interrupt propagates */ - saveclk = brcmf_sdiod_regrb(sdiodev, SBSDIO_FUNC1_CHIPCLKCSR, &err); + saveclk = brcmf_sdiod_readb(sdiodev, SBSDIO_FUNC1_CHIPCLKCSR, &err); if (!err) { - brcmf_sdiod_regwb(sdiodev, SBSDIO_FUNC1_CHIPCLKCSR, - (saveclk | SBSDIO_FORCE_HT), &err); + brcmf_sdiod_writeb(sdiodev, SBSDIO_FUNC1_CHIPCLKCSR, + (saveclk | SBSDIO_FORCE_HT), &err); } if (err) { brcmf_err("Failed to force clock for F2: err %d\n", err); @@ -4066,10 +4070,10 @@ static void brcmf_sdio_firmware_callback(struct device *dev, int err, } /* Enable function 2 (frame transfers) */ - w_sdreg32(bus, SDPCM_PROT_VERSION << SMB_DATA_VERSION_SHIFT, - offsetof(struct sdpcmd_regs, tosbmailboxdata)); - err = sdio_enable_func(sdiodev->func[SDIO_FUNC_2]); + brcmf_sdiod_writel(sdiod, core->base + SD_REG(tosbmailboxdata), + SDPCM_PROT_VERSION << SMB_DATA_VERSION_SHIFT, NULL); + err = sdio_enable_func(sdiodev->func2); brcmf_dbg(INFO, "enable F2: err=%d\n", err); @@ -4077,13 +4081,14 @@ static void brcmf_sdio_firmware_callback(struct device *dev, int err, if (!err) { /* Set up the interrupt mask and enable interrupts */ bus->hostintmask = HOSTINTMASK; - w_sdreg32(bus, bus->hostintmask, - offsetof(struct sdpcmd_regs, hostintmask)); + brcmf_sdiod_writel(sdiod, core->base + SD_REG(hostintmask), + bus->hostintmask, NULL); + - brcmf_sdiod_regwb(sdiodev, SBSDIO_WATERMARK, 8, &err); + brcmf_sdiod_writeb(sdiodev, SBSDIO_WATERMARK, 8, &err); } else { /* Disable F2 again */ - sdio_disable_func(sdiodev->func[SDIO_FUNC_2]); + sdio_disable_func(sdiodev->func2); goto release; } @@ -4091,8 +4096,8 @@ static void brcmf_sdio_firmware_callback(struct device *dev, int err, brcmf_sdio_sr_init(bus); } else { /* Restore previous clock setting */ - brcmf_sdiod_regwb(sdiodev, SBSDIO_FUNC1_CHIPCLKCSR, - saveclk, &err); + brcmf_sdiod_writeb(sdiodev, SBSDIO_FUNC1_CHIPCLKCSR, + saveclk, &err); } if (err == 0) { @@ -4108,7 +4113,7 @@ static void brcmf_sdio_firmware_callback(struct device *dev, int err, 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) { @@ -4118,10 +4123,10 @@ static void brcmf_sdio_firmware_callback(struct device *dev, int err, 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); } @@ -4148,7 +4153,7 @@ struct brcmf_sdio *brcmf_sdio_probe(struct brcmf_sdio_dev *sdiodev) /* 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; @@ -4174,7 +4179,7 @@ struct brcmf_sdio *brcmf_sdio_probe(struct brcmf_sdio_dev *sdiodev) 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; @@ -4200,7 +4205,7 @@ struct brcmf_sdio *brcmf_sdio_probe(struct brcmf_sdio_dev *sdiodev) } /* 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 */ @@ -4216,17 +4221,17 @@ struct brcmf_sdio *brcmf_sdio_probe(struct brcmf_sdio_dev *sdiodev) } } - 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[SDIO_FUNC_2]); + sdio_disable_func(bus->sdiodev->func2); bus->rxflow = false; /* Done with backplane-dependent accesses, can drop clock... */ - brcmf_sdiod_regwb(bus->sdiodev, SBSDIO_FUNC1_CHIPCLKCSR, 0, NULL); + 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; @@ -4278,7 +4283,7 @@ void brcmf_sdio_remove(struct brcmf_sdio *bus) 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 @@ -4288,7 +4293,7 @@ void brcmf_sdio_remove(struct brcmf_sdio *bus) 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); } @@ -4335,9 +4340,9 @@ int brcmf_sdio_sleep(struct brcmf_sdio *bus, bool sleep) { 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; } |