You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
103 lines
3.6 KiB
103 lines
3.6 KiB
From: Arend van Spriel <arend@broadcom.com>
|
|
Date: Wed, 26 Aug 2015 22:15:01 +0200
|
|
Subject: [PATCH] brcmfmac: add dedicated debug level for firmware
|
|
console logging
|
|
|
|
Both PCIe and SDIO devices have the possibility to log the firmware
|
|
console output in kernel log. For PCIe it is logged when PCIE debug
|
|
level is enabled. For SDIO it is logged when user specifies a non-zero
|
|
console interval through debugfs. This patch tries to make it a
|
|
bit more consistent. The firmware console output is only logged when
|
|
FWCON debug level is enabled.
|
|
|
|
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
|
|
Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com>
|
|
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
|
|
Reviewed-by: Pontus Fuchs <pontusf@broadcom.com>
|
|
Signed-off-by: Arend van Spriel <arend@broadcom.com>
|
|
---
|
|
|
|
--- a/drivers/net/wireless/brcm80211/brcmfmac/debug.h
|
|
+++ b/drivers/net/wireless/brcm80211/brcmfmac/debug.h
|
|
@@ -37,6 +37,7 @@
|
|
#define BRCMF_SDIO_VAL 0x00020000
|
|
#define BRCMF_MSGBUF_VAL 0x00040000
|
|
#define BRCMF_PCIE_VAL 0x00080000
|
|
+#define BRCMF_FWCON_VAL 0x00100000
|
|
|
|
/* set default print format */
|
|
#undef pr_fmt
|
|
@@ -78,6 +79,7 @@ do { \
|
|
#define BRCMF_GLOM_ON() (brcmf_msg_level & BRCMF_GLOM_VAL)
|
|
#define BRCMF_EVENT_ON() (brcmf_msg_level & BRCMF_EVENT_VAL)
|
|
#define BRCMF_FIL_ON() (brcmf_msg_level & BRCMF_FIL_VAL)
|
|
+#define BRCMF_FWCON_ON() (brcmf_msg_level & BRCMF_FWCON_VAL)
|
|
|
|
#else /* defined(DEBUG) || defined(CPTCFG_BRCM_TRACING) */
|
|
|
|
@@ -90,6 +92,7 @@ do { \
|
|
#define BRCMF_GLOM_ON() 0
|
|
#define BRCMF_EVENT_ON() 0
|
|
#define BRCMF_FIL_ON() 0
|
|
+#define BRCMF_FWCON_ON() 0
|
|
|
|
#endif /* defined(DEBUG) || defined(CPTCFG_BRCM_TRACING) */
|
|
|
|
--- a/drivers/net/wireless/brcm80211/brcmfmac/pcie.c
|
|
+++ b/drivers/net/wireless/brcm80211/brcmfmac/pcie.c
|
|
@@ -644,7 +644,7 @@ static void brcmf_pcie_bus_console_init(
|
|
addr = console->base_addr + BRCMF_CONSOLE_BUFSIZE_OFFSET;
|
|
console->bufsize = brcmf_pcie_read_tcm32(devinfo, addr);
|
|
|
|
- brcmf_dbg(PCIE, "Console: base %x, buf %x, size %d\n",
|
|
+ brcmf_dbg(FWCON, "Console: base %x, buf %x, size %d\n",
|
|
console->base_addr, console->buf_addr, console->bufsize);
|
|
}
|
|
|
|
@@ -656,6 +656,9 @@ static void brcmf_pcie_bus_console_read(
|
|
u8 ch;
|
|
u32 newidx;
|
|
|
|
+ if (!BRCMF_FWCON_ON())
|
|
+ return;
|
|
+
|
|
console = &devinfo->shared.console;
|
|
addr = console->base_addr + BRCMF_CONSOLE_WRITEIDX_OFFSET;
|
|
newidx = brcmf_pcie_read_tcm32(devinfo, addr);
|
|
@@ -677,7 +680,7 @@ static void brcmf_pcie_bus_console_read(
|
|
}
|
|
if (ch == '\n') {
|
|
console->log_str[console->log_idx] = 0;
|
|
- brcmf_dbg(PCIE, "CONSOLE: %s", console->log_str);
|
|
+ pr_debug("CONSOLE: %s", console->log_str);
|
|
console->log_idx = 0;
|
|
}
|
|
}
|
|
--- a/drivers/net/wireless/brcm80211/brcmfmac/sdio.c
|
|
+++ b/drivers/net/wireless/brcm80211/brcmfmac/sdio.c
|
|
@@ -123,6 +123,7 @@ struct rte_console {
|
|
|
|
#define BRCMF_FIRSTREAD (1 << 6)
|
|
|
|
+#define BRCMF_CONSOLE 10 /* watchdog interval to poll console */
|
|
|
|
/* SBSDIO_DEVICE_CTL */
|
|
|
|
@@ -3204,6 +3205,8 @@ static void brcmf_sdio_debugfs_create(st
|
|
if (IS_ERR_OR_NULL(dentry))
|
|
return;
|
|
|
|
+ bus->console_interval = BRCMF_CONSOLE;
|
|
+
|
|
brcmf_debugfs_add_entry(drvr, "forensics", brcmf_sdio_forensic_read);
|
|
brcmf_debugfs_add_entry(drvr, "counters",
|
|
brcmf_debugfs_sdio_count_read);
|
|
@@ -3613,7 +3616,7 @@ static void brcmf_sdio_bus_watchdog(stru
|
|
}
|
|
#ifdef DEBUG
|
|
/* Poll for console output periodically */
|
|
- if (bus->sdiodev->state == BRCMF_SDIOD_DATA &&
|
|
+ if (bus->sdiodev->state == BRCMF_SDIOD_DATA && BRCMF_FWCON_ON() &&
|
|
bus->console_interval != 0) {
|
|
bus->console.count += BRCMF_WD_POLL_MS;
|
|
if (bus->console.count >= bus->console_interval) {
|
|
|