brcmfmac: add debugfs file containing revision info

Make the revision info visible in debugfs. The new debugfs
file is named 'revinfo'.

Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com>
Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

diff --git a/drivers/net/wireless/brcm80211/brcmfmac/core.c b/drivers/net/wireless/brcm80211/brcmfmac/core.c
index 2d6e2cc..f8f47dc 100644 (file)
--- a/drivers/net/wireless/brcm80211/brcmfmac/core.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/core.c
@@ -944,6 +944,34 @@ fail:
        return ret;
 }
 
+static int brcmf_revinfo_read(struct seq_file *s, void *data)
+{
+       struct brcmf_bus *bus_if = dev_get_drvdata(s->private);
+       struct brcmf_rev_info *ri = &bus_if->drvr->revinfo;
+       char drev[BRCMU_DOTREV_LEN];
+       char brev[BRCMU_BOARDREV_LEN];
+
+       seq_printf(s, "vendorid: 0x%04x\n", ri->vendorid);
+       seq_printf(s, "deviceid: 0x%04x\n", ri->deviceid);
+       seq_printf(s, "radiorev: %s\n", brcmu_dotrev_str(ri->radiorev, drev));
+       seq_printf(s, "chipnum: %u (%x)\n", ri->chipnum, ri->chipnum);
+       seq_printf(s, "chiprev: %u\n", ri->chiprev);
+       seq_printf(s, "chippkg: %u\n", ri->chippkg);
+       seq_printf(s, "corerev: %u\n", ri->corerev);
+       seq_printf(s, "boardid: 0x%04x\n", ri->boardid);
+       seq_printf(s, "boardvendor: 0x%04x\n", ri->boardvendor);
+       seq_printf(s, "boardrev: %s\n", brcmu_boardrev_str(ri->boardrev, brev));
+       seq_printf(s, "driverrev: %s\n", brcmu_dotrev_str(ri->driverrev, drev));
+       seq_printf(s, "ucoderev: %u\n", ri->ucoderev);
+       seq_printf(s, "bus: %u\n", ri->bus);
+       seq_printf(s, "phytype: %u\n", ri->phytype);
+       seq_printf(s, "phyrev: %u\n", ri->phyrev);
+       seq_printf(s, "anarev: %u\n", ri->anarev);
+       seq_printf(s, "nvramrev: %08x\n", ri->nvramrev);
+
+       return 0;
+}
+
 int brcmf_bus_start(struct device *dev)
 {
        int ret = -1;
@@ -974,6 +1002,8 @@ int brcmf_bus_start(struct device *dev)
        if (ret < 0)
                goto fail;
 
+       brcmf_debugfs_add_entry(drvr, "revinfo", brcmf_revinfo_read);
+
        /* assure we have chipid before feature attach */
        if (!bus_if->chip) {
                bus_if->chip = drvr->revinfo.chipnum;