diff options
Diffstat (limited to 'package/kernel/mac80211/patches/331-v4.18-0005-brcmfmac-add-support-for-sysfs-initiated-coredump.patch')
| -rw-r--r-- | package/kernel/mac80211/patches/331-v4.18-0005-brcmfmac-add-support-for-sysfs-initiated-coredump.patch | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/331-v4.18-0005-brcmfmac-add-support-for-sysfs-initiated-coredump.patch b/package/kernel/mac80211/patches/331-v4.18-0005-brcmfmac-add-support-for-sysfs-initiated-coredump.patch new file mode 100644 index 0000000000..1d1365b1db --- /dev/null +++ b/package/kernel/mac80211/patches/331-v4.18-0005-brcmfmac-add-support-for-sysfs-initiated-coredump.patch @@ -0,0 +1,74 @@ +From 8e072168f75ebce85b96cbcefea2b10ddbd5913f Mon Sep 17 00:00:00 2001 +From: Arend Van Spriel <arend.vanspriel@broadcom.com> +Date: Wed, 16 May 2018 14:11:59 +0200 +Subject: [PATCH] brcmfmac: add support for sysfs initiated coredump + +The driver already supports device coredump initiated by firmware +event. Since commit 3c47d19ff4dc ("drivers: base: add coredump driver +ops") it is also possible to initiate it from user-space through +sysfs. This patch adds support for SDIO and PCIe devices. + +Reviewed-by: Hante Meuleman <hante.meuleman@broadcom.com> +Reviewed-by: Pieter-Paul Giesberts <pieter-paul.giesberts@broadcom.com> +Reviewed-by: Franky Lin <franky.lin@broadcom.com> +Signed-off-by: Arend van Spriel <arend.vanspriel@broadcom.com> +Signed-off-by: Kalle Valo <kvalo@codeaurora.org> +--- + drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c | 1 + + drivers/net/wireless/broadcom/brcm80211/brcmfmac/bus.h | 2 ++ + drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c | 8 ++++++++ + drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c | 1 + + 4 files changed, 12 insertions(+) + +--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c ++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c +@@ -1299,6 +1299,9 @@ static struct sdio_driver brcmf_sdmmc_dr + #ifdef CONFIG_PM_SLEEP + .pm = &brcmf_sdio_pm_ops, + #endif /* CONFIG_PM_SLEEP */ ++#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 16, 0) ++ .coredump = brcmf_dev_coredump, ++#endif + }, + }; + +--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bus.h ++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bus.h +@@ -231,6 +231,8 @@ void brcmf_detach(struct device *dev); + void brcmf_dev_reset(struct device *dev); + /* Indication from bus module to change flow-control state */ + void brcmf_txflowblock(struct device *dev, bool state); ++/* Request from bus module to initiate a coredump */ ++void brcmf_dev_coredump(struct device *dev); + + /* Notify the bus has transferred the tx packet to firmware */ + void brcmf_txcomplete(struct device *dev, struct sk_buff *txp, bool success); +--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c ++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c +@@ -1159,6 +1159,14 @@ void brcmf_dev_reset(struct device *dev) + brcmf_fil_cmd_int_set(drvr->iflist[0], BRCMF_C_TERMINATED, 1); + } + ++void brcmf_dev_coredump(struct device *dev) ++{ ++ struct brcmf_bus *bus_if = dev_get_drvdata(dev); ++ ++ if (brcmf_debug_create_memdump(bus_if, NULL, 0) < 0) ++ brcmf_dbg(TRACE, "failed to create coredump\n"); ++} ++ + void brcmf_detach(struct device *dev) + { + s32 i; +--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c ++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c +@@ -1995,6 +1995,9 @@ static struct pci_driver brcmf_pciedrvr + #ifdef CONFIG_PM + .driver.pm = &brcmf_pciedrvr_pm, + #endif ++#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 16, 0) ++ .driver.coredump = brcmf_dev_coredump, ++#endif + }; + + |