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path: root/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
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Diffstat (limited to 'drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c')
-rw-r--r--drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c283
1 files changed, 167 insertions, 116 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
index 8fa0dbbbda72..f55f625fd06b 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
@@ -391,6 +391,40 @@ struct brcmf_sdio_hdrinfo {
u16 tail_pad;
};
+/*
+ * hold counter variables
+ */
+struct brcmf_sdio_count {
+ uint intrcount; /* Count of device interrupt callbacks */
+ uint lastintrs; /* Count as of last watchdog timer */
+ uint pollcnt; /* Count of active polls */
+ uint regfails; /* Count of R_REG failures */
+ uint tx_sderrs; /* Count of tx attempts with sd errors */
+ uint fcqueued; /* Tx packets that got queued */
+ uint rxrtx; /* Count of rtx requests (NAK to dongle) */
+ uint rx_toolong; /* Receive frames too long to receive */
+ uint rxc_errors; /* SDIO errors when reading control frames */
+ uint rx_hdrfail; /* SDIO errors on header reads */
+ uint rx_badhdr; /* Bad received headers (roosync?) */
+ uint rx_badseq; /* Mismatched rx sequence number */
+ uint fc_rcvd; /* Number of flow-control events received */
+ uint fc_xoff; /* Number which turned on flow-control */
+ uint fc_xon; /* Number which turned off flow-control */
+ uint rxglomfail; /* Failed deglom attempts */
+ uint rxglomframes; /* Number of glom frames (superframes) */
+ uint rxglompkts; /* Number of packets from glom frames */
+ uint f2rxhdrs; /* Number of header reads */
+ uint f2rxdata; /* Number of frame data reads */
+ uint f2txdata; /* Number of f2 frame writes */
+ uint f1regdata; /* Number of f1 register accesses */
+ uint tickcnt; /* Number of watchdog been schedule */
+ ulong tx_ctlerrs; /* Err of sending ctrl frames */
+ ulong tx_ctlpkts; /* Ctrl frames sent to dongle */
+ ulong rx_ctlerrs; /* Err of processing rx ctrl frames */
+ ulong rx_ctlpkts; /* Ctrl frames processed from dongle */
+ ulong rx_readahead_cnt; /* packets where header read-ahead was used */
+};
+
/* misc chip info needed by some of the routines */
/* Private data for SDIO bus interaction */
struct brcmf_sdio {
@@ -620,40 +654,57 @@ enum brcmf_firmware_type {
name ## _FIRMWARE_NAME, name ## _NVRAM_NAME
static const struct brcmf_firmware_names brcmf_fwname_data[] = {
- { BCM43143_CHIP_ID, 0xFFFFFFFF, BRCMF_FIRMWARE_NVRAM(BCM43143) },
- { BCM43241_CHIP_ID, 0x0000001F, BRCMF_FIRMWARE_NVRAM(BCM43241B0) },
- { BCM43241_CHIP_ID, 0xFFFFFFE0, BRCMF_FIRMWARE_NVRAM(BCM43241B4) },
- { BCM4329_CHIP_ID, 0xFFFFFFFF, BRCMF_FIRMWARE_NVRAM(BCM4329) },
- { BCM4330_CHIP_ID, 0xFFFFFFFF, BRCMF_FIRMWARE_NVRAM(BCM4330) },
- { BCM4334_CHIP_ID, 0xFFFFFFFF, BRCMF_FIRMWARE_NVRAM(BCM4334) },
- { BCM4335_CHIP_ID, 0xFFFFFFFF, BRCMF_FIRMWARE_NVRAM(BCM4335) },
- { BCM43362_CHIP_ID, 0xFFFFFFFE, BRCMF_FIRMWARE_NVRAM(BCM43362) },
- { BCM4339_CHIP_ID, 0xFFFFFFFF, BRCMF_FIRMWARE_NVRAM(BCM4339) },
- { BCM4354_CHIP_ID, 0xFFFFFFFF, BRCMF_FIRMWARE_NVRAM(BCM4354) }
+ { BRCM_CC_43143_CHIP_ID, 0xFFFFFFFF, BRCMF_FIRMWARE_NVRAM(BCM43143) },
+ { BRCM_CC_43241_CHIP_ID, 0x0000001F, BRCMF_FIRMWARE_NVRAM(BCM43241B0) },
+ { BRCM_CC_43241_CHIP_ID, 0xFFFFFFE0, BRCMF_FIRMWARE_NVRAM(BCM43241B4) },
+ { BRCM_CC_4329_CHIP_ID, 0xFFFFFFFF, BRCMF_FIRMWARE_NVRAM(BCM4329) },
+ { BRCM_CC_4330_CHIP_ID, 0xFFFFFFFF, BRCMF_FIRMWARE_NVRAM(BCM4330) },
+ { BRCM_CC_4334_CHIP_ID, 0xFFFFFFFF, BRCMF_FIRMWARE_NVRAM(BCM4334) },
+ { BRCM_CC_4335_CHIP_ID, 0xFFFFFFFF, BRCMF_FIRMWARE_NVRAM(BCM4335) },
+ { BRCM_CC_43362_CHIP_ID, 0xFFFFFFFE, BRCMF_FIRMWARE_NVRAM(BCM43362) },
+ { BRCM_CC_4339_CHIP_ID, 0xFFFFFFFF, BRCMF_FIRMWARE_NVRAM(BCM4339) },
+ { BRCM_CC_4354_CHIP_ID, 0xFFFFFFFF, BRCMF_FIRMWARE_NVRAM(BCM4354) }
};
-static const char *brcmf_sdio_get_fwname(struct brcmf_chip *ci,
- enum brcmf_firmware_type type)
+static int brcmf_sdio_get_fwnames(struct brcmf_chip *ci,
+ struct brcmf_sdio_dev *sdiodev)
{
int i;
+ uint fw_len, nv_len;
+ char end;
for (i = 0; i < ARRAY_SIZE(brcmf_fwname_data); i++) {
if (brcmf_fwname_data[i].chipid == ci->chip &&
- brcmf_fwname_data[i].revmsk & BIT(ci->chiprev)) {
- switch (type) {
- case BRCMF_FIRMWARE_BIN:
- return brcmf_fwname_data[i].bin;
- case BRCMF_FIRMWARE_NVRAM:
- return brcmf_fwname_data[i].nv;
- default:
- brcmf_err("invalid firmware type (%d)\n", type);
- return NULL;
- }
+ brcmf_fwname_data[i].revmsk & BIT(ci->chiprev))
+ break;
+ }
+
+ if (i == ARRAY_SIZE(brcmf_fwname_data)) {
+ brcmf_err("Unknown chipid %d [%d]\n", ci->chip, ci->chiprev);
+ return -ENODEV;
+ }
+
+ fw_len = sizeof(sdiodev->fw_name) - 1;
+ nv_len = sizeof(sdiodev->nvram_name) - 1;
+ /* check if firmware path is provided by module parameter */
+ if (brcmf_firmware_path[0] != '\0') {
+ strncpy(sdiodev->fw_name, brcmf_firmware_path, fw_len);
+ strncpy(sdiodev->nvram_name, brcmf_firmware_path, nv_len);
+ fw_len -= strlen(sdiodev->fw_name);
+ nv_len -= strlen(sdiodev->nvram_name);
+
+ end = brcmf_firmware_path[strlen(brcmf_firmware_path) - 1];
+ if (end != '/') {
+ strncat(sdiodev->fw_name, "/", fw_len);
+ strncat(sdiodev->nvram_name, "/", nv_len);
+ fw_len--;
+ nv_len--;
}
}
- brcmf_err("Unknown chipid %d [%d]\n",
- ci->chip, ci->chiprev);
- return NULL;
+ strncat(sdiodev->fw_name, brcmf_fwname_data[i].bin, fw_len);
+ strncat(sdiodev->nvram_name, brcmf_fwname_data[i].nv, nv_len);
+
+ return 0;
}
static void pkt_align(struct sk_buff *p, int len, int align)
@@ -2898,16 +2949,13 @@ brcmf_sdio_bus_txctl(struct device *dev, unsigned char *msg, uint msglen)
}
#ifdef DEBUG
-static int brcmf_sdio_dump_console(struct brcmf_sdio *bus,
- struct sdpcm_shared *sh, char __user *data,
- size_t count)
+static int brcmf_sdio_dump_console(struct seq_file *seq, struct brcmf_sdio *bus,
+ struct sdpcm_shared *sh)
{
u32 addr, console_ptr, console_size, console_index;
char *conbuf = NULL;
__le32 sh_val;
int rv;
- loff_t pos = 0;
- int nbytes = 0;
/* obtain console information from device memory */
addr = sh->console_addr + offsetof(struct rte_console, log_le);
@@ -2945,33 +2993,24 @@ static int brcmf_sdio_dump_console(struct brcmf_sdio *bus,
if (rv < 0)
goto done;
- rv = simple_read_from_buffer(data, count, &pos,
- conbuf + console_index,
- console_size - console_index);
+ rv = seq_write(seq, conbuf + console_index,
+ console_size - console_index);
if (rv < 0)
goto done;
- nbytes = rv;
- if (console_index > 0) {
- pos = 0;
- rv = simple_read_from_buffer(data+nbytes, count, &pos,
- conbuf, console_index - 1);
- if (rv < 0)
- goto done;
- rv += nbytes;
- }
+ if (console_index > 0)
+ rv = seq_write(seq, conbuf, console_index - 1);
+
done:
vfree(conbuf);
return rv;
}
-static int brcmf_sdio_trap_info(struct brcmf_sdio *bus, struct sdpcm_shared *sh,
- char __user *data, size_t count)
+static int brcmf_sdio_trap_info(struct seq_file *seq, struct brcmf_sdio *bus,
+ struct sdpcm_shared *sh)
{
- int error, res;
- char buf[350];
+ int error;
struct brcmf_trap_info tr;
- loff_t pos = 0;
if ((sh->flags & SDPCM_SHARED_TRAP) == 0) {
brcmf_dbg(INFO, "no trap in firmware\n");
@@ -2983,34 +3022,30 @@ static int brcmf_sdio_trap_info(struct brcmf_sdio *bus, struct sdpcm_shared *sh,
if (error < 0)
return error;
- res = scnprintf(buf, sizeof(buf),
- "dongle trap info: type 0x%x @ epc 0x%08x\n"
- " cpsr 0x%08x spsr 0x%08x sp 0x%08x\n"
- " lr 0x%08x pc 0x%08x offset 0x%x\n"
- " r0 0x%08x r1 0x%08x r2 0x%08x r3 0x%08x\n"
- " r4 0x%08x r5 0x%08x r6 0x%08x r7 0x%08x\n",
- le32_to_cpu(tr.type), le32_to_cpu(tr.epc),
- le32_to_cpu(tr.cpsr), le32_to_cpu(tr.spsr),
- le32_to_cpu(tr.r13), le32_to_cpu(tr.r14),
- le32_to_cpu(tr.pc), sh->trap_addr,
- le32_to_cpu(tr.r0), le32_to_cpu(tr.r1),
- le32_to_cpu(tr.r2), le32_to_cpu(tr.r3),
- le32_to_cpu(tr.r4), le32_to_cpu(tr.r5),
- le32_to_cpu(tr.r6), le32_to_cpu(tr.r7));
-
- return simple_read_from_buffer(data, count, &pos, buf, res);
+ seq_printf(seq,
+ "dongle trap info: type 0x%x @ epc 0x%08x\n"
+ " cpsr 0x%08x spsr 0x%08x sp 0x%08x\n"
+ " lr 0x%08x pc 0x%08x offset 0x%x\n"
+ " r0 0x%08x r1 0x%08x r2 0x%08x r3 0x%08x\n"
+ " r4 0x%08x r5 0x%08x r6 0x%08x r7 0x%08x\n",
+ le32_to_cpu(tr.type), le32_to_cpu(tr.epc),
+ le32_to_cpu(tr.cpsr), le32_to_cpu(tr.spsr),
+ le32_to_cpu(tr.r13), le32_to_cpu(tr.r14),
+ le32_to_cpu(tr.pc), sh->trap_addr,
+ le32_to_cpu(tr.r0), le32_to_cpu(tr.r1),
+ le32_to_cpu(tr.r2), le32_to_cpu(tr.r3),
+ le32_to_cpu(tr.r4), le32_to_cpu(tr.r5),
+ le32_to_cpu(tr.r6), le32_to_cpu(tr.r7));
+
+ return 0;
}
-static int brcmf_sdio_assert_info(struct brcmf_sdio *bus,
- struct sdpcm_shared *sh, char __user *data,
- size_t count)
+static int brcmf_sdio_assert_info(struct seq_file *seq, struct brcmf_sdio *bus,
+ struct sdpcm_shared *sh)
{
int error = 0;
- char buf[200];
char file[80] = "?";
char expr[80] = "<???>";
- int res;
- loff_t pos = 0;
if ((sh->flags & SDPCM_SHARED_ASSERT_BUILT) == 0) {
brcmf_dbg(INFO, "firmware not built with -assert\n");
@@ -3035,10 +3070,9 @@ static int brcmf_sdio_assert_info(struct brcmf_sdio *bus,
}
sdio_release_host(bus->sdiodev->func[1]);
- res = scnprintf(buf, sizeof(buf),
- "dongle assert: %s:%d: assert(%s)\n",
- file, sh->assert_line, expr);
- return simple_read_from_buffer(data, count, &pos, buf, res);
+ seq_printf(seq, "dongle assert: %s:%d: assert(%s)\n",
+ file, sh->assert_line, expr);
+ return 0;
}
static int brcmf_sdio_checkdied(struct brcmf_sdio *bus)
@@ -3062,59 +3096,75 @@ static int brcmf_sdio_checkdied(struct brcmf_sdio *bus)
return 0;
}
-static int brcmf_sdio_died_dump(struct brcmf_sdio *bus, char __user *data,
- size_t count, loff_t *ppos)
+static int brcmf_sdio_died_dump(struct seq_file *seq, struct brcmf_sdio *bus)
{
int error = 0;
struct sdpcm_shared sh;
- int nbytes = 0;
- loff_t pos = *ppos;
-
- if (pos != 0)
- return 0;
error = brcmf_sdio_readshared(bus, &sh);
if (error < 0)
goto done;
- error = brcmf_sdio_assert_info(bus, &sh, data, count);
+ error = brcmf_sdio_assert_info(seq, bus, &sh);
if (error < 0)
goto done;
- nbytes = error;
- error = brcmf_sdio_trap_info(bus, &sh, data+nbytes, count);
+ error = brcmf_sdio_trap_info(seq, bus, &sh);
if (error < 0)
goto done;
- nbytes += error;
- error = brcmf_sdio_dump_console(bus, &sh, data+nbytes, count);
- if (error < 0)
- goto done;
- nbytes += error;
+ error = brcmf_sdio_dump_console(seq, bus, &sh);
- error = nbytes;
- *ppos += nbytes;
done:
return error;
}
-static ssize_t brcmf_sdio_forensic_read(struct file *f, char __user *data,
- size_t count, loff_t *ppos)
+static int brcmf_sdio_forensic_read(struct seq_file *seq, void *data)
{
- struct brcmf_sdio *bus = f->private_data;
- int res;
+ struct brcmf_bus *bus_if = dev_get_drvdata(seq->private);
+ struct brcmf_sdio *bus = bus_if->bus_priv.sdio->bus;
- res = brcmf_sdio_died_dump(bus, data, count, ppos);
- if (res > 0)
- *ppos += res;
- return (ssize_t)res;
+ return brcmf_sdio_died_dump(seq, bus);
}
-static const struct file_operations brcmf_sdio_forensic_ops = {
- .owner = THIS_MODULE,
- .open = simple_open,
- .read = brcmf_sdio_forensic_read
-};
+static int brcmf_debugfs_sdio_count_read(struct seq_file *seq, void *data)
+{
+ struct brcmf_bus *bus_if = dev_get_drvdata(seq->private);
+ struct brcmf_sdio_dev *sdiodev = bus_if->bus_priv.sdio;
+ struct brcmf_sdio_count *sdcnt = &sdiodev->bus->sdcnt;
+
+ seq_printf(seq,
+ "intrcount: %u\nlastintrs: %u\n"
+ "pollcnt: %u\nregfails: %u\n"
+ "tx_sderrs: %u\nfcqueued: %u\n"
+ "rxrtx: %u\nrx_toolong: %u\n"
+ "rxc_errors: %u\nrx_hdrfail: %u\n"
+ "rx_badhdr: %u\nrx_badseq: %u\n"
+ "fc_rcvd: %u\nfc_xoff: %u\n"
+ "fc_xon: %u\nrxglomfail: %u\n"
+ "rxglomframes: %u\nrxglompkts: %u\n"
+ "f2rxhdrs: %u\nf2rxdata: %u\n"
+ "f2txdata: %u\nf1regdata: %u\n"
+ "tickcnt: %u\ntx_ctlerrs: %lu\n"
+ "tx_ctlpkts: %lu\nrx_ctlerrs: %lu\n"
+ "rx_ctlpkts: %lu\nrx_readahead: %lu\n",
+ sdcnt->intrcount, sdcnt->lastintrs,
+ sdcnt->pollcnt, sdcnt->regfails,
+ sdcnt->tx_sderrs, sdcnt->fcqueued,
+ sdcnt->rxrtx, sdcnt->rx_toolong,
+ sdcnt->rxc_errors, sdcnt->rx_hdrfail,
+ sdcnt->rx_badhdr, sdcnt->rx_badseq,
+ sdcnt->fc_rcvd, sdcnt->fc_xoff,
+ sdcnt->fc_xon, sdcnt->rxglomfail,
+ sdcnt->rxglomframes, sdcnt->rxglompkts,
+ sdcnt->f2rxhdrs, sdcnt->f2rxdata,
+ sdcnt->f2txdata, sdcnt->f1regdata,
+ sdcnt->tickcnt, sdcnt->tx_ctlerrs,
+ sdcnt->tx_ctlpkts, sdcnt->rx_ctlerrs,
+ sdcnt->rx_ctlpkts, sdcnt->rx_readahead_cnt);
+
+ return 0;
+}
static void brcmf_sdio_debugfs_create(struct brcmf_sdio *bus)
{
@@ -3124,9 +3174,9 @@ static void brcmf_sdio_debugfs_create(struct brcmf_sdio *bus)
if (IS_ERR_OR_NULL(dentry))
return;
- debugfs_create_file("forensics", S_IRUGO, dentry, bus,
- &brcmf_sdio_forensic_ops);
- brcmf_debugfs_create_sdio_count(drvr, &bus->sdcnt);
+ brcmf_debugfs_add_entry(drvr, "forensics", brcmf_sdio_forensic_read);
+ brcmf_debugfs_add_entry(drvr, "counters",
+ brcmf_debugfs_sdio_count_read);
debugfs_create_u32("console_interval", 0644, dentry,
&bus->console_interval);
}
@@ -3598,17 +3648,17 @@ brcmf_sdio_drivestrengthinit(struct brcmf_sdio_dev *sdiodev,
return;
switch (SDIOD_DRVSTR_KEY(ci->chip, ci->pmurev)) {
- case SDIOD_DRVSTR_KEY(BCM4330_CHIP_ID, 12):
+ case SDIOD_DRVSTR_KEY(BRCM_CC_4330_CHIP_ID, 12):
str_tab = sdiod_drvstr_tab1_1v8;
str_mask = 0x00003800;
str_shift = 11;
break;
- case SDIOD_DRVSTR_KEY(BCM4334_CHIP_ID, 17):
+ case SDIOD_DRVSTR_KEY(BRCM_CC_4334_CHIP_ID, 17):
str_tab = sdiod_drvstr_tab6_1v8;
str_mask = 0x00001800;
str_shift = 11;
break;
- case SDIOD_DRVSTR_KEY(BCM43143_CHIP_ID, 17):
+ case SDIOD_DRVSTR_KEY(BRCM_CC_43143_CHIP_ID, 17):
/* note: 43143 does not support tristate */
i = ARRAY_SIZE(sdiod_drvstr_tab2_3v3) - 1;
if (drivestrength >= sdiod_drvstr_tab2_3v3[i].strength) {
@@ -3619,7 +3669,7 @@ brcmf_sdio_drivestrengthinit(struct brcmf_sdio_dev *sdiodev,
brcmf_err("Invalid SDIO Drive strength for chip %s, strength=%d\n",
ci->name, drivestrength);
break;
- case SDIOD_DRVSTR_KEY(BCM43362_CHIP_ID, 13):
+ case SDIOD_DRVSTR_KEY(BRCM_CC_43362_CHIP_ID, 13):
str_tab = sdiod_drive_strength_tab5_1v8;
str_mask = 0x00003800;
str_shift = 11;
@@ -3720,12 +3770,12 @@ static u32 brcmf_sdio_buscore_read32(void *ctx, u32 addr)
u32 val, rev;
val = brcmf_sdiod_regrl(sdiodev, addr, NULL);
- if (sdiodev->func[0]->device == SDIO_DEVICE_ID_BROADCOM_4335_4339 &&
+ if (sdiodev->func[0]->device == BRCM_SDIO_4335_4339_DEVICE_ID &&
addr == CORE_CC_REG(SI_ENUM_BASE, chipid)) {
rev = (val & CID_REV_MASK) >> CID_REV_SHIFT;
if (rev >= 2) {
val &= ~CID_ID_MASK;
- val |= BCM4339_CHIP_ID;
+ val |= BRCM_CC_4339_CHIP_ID;
}
}
return val;
@@ -4127,11 +4177,12 @@ struct brcmf_sdio *brcmf_sdio_probe(struct brcmf_sdio_dev *sdiodev)
brcmf_sdio_debugfs_create(bus);
brcmf_dbg(INFO, "completed!!\n");
+ ret = brcmf_sdio_get_fwnames(bus->ci, sdiodev);
+ if (ret)
+ goto fail;
+
ret = brcmf_fw_get_firmwares(sdiodev->dev, BRCMF_FW_REQUEST_NVRAM,
- brcmf_sdio_get_fwname(bus->ci,
- BRCMF_FIRMWARE_BIN),
- brcmf_sdio_get_fwname(bus->ci,
- BRCMF_FIRMWARE_NVRAM),
+ sdiodev->fw_name, sdiodev->nvram_name,
brcmf_sdio_firmware_callback);
if (ret != 0) {
brcmf_err("async firmware request failed: %d\n", ret);
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-30 14:45:19 +0000