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Aditya Garg
47 lines
1.6 KiB
Diff
47 lines
1.6 KiB
Diff
From f9d950b6a4e5fe3a5fa8b729a1f17e6f2091c6a7 Mon Sep 17 00:00:00 2001
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From: Hector Martin <marcan@marcan.st>
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Date: Tue, 21 Dec 2021 17:43:03 +0900
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Subject: [PATCH 28/33] brcmfmac: pcie: Read the console on init and shutdown
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This allows us to get console messages if the firmware crashed during
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early init, or if an operation failed and we're about to shut down.
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Signed-off-by: Hector Martin <marcan@marcan.st>
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Signed-off-by: Aun-Ali Zaidi <admin@kodeit.net>
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---
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drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c | 4 ++++
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1 file changed, 4 insertions(+)
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diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
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index 865e3f28c..8b67cddb7 100644
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--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
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+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
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@@ -854,6 +854,8 @@ static void brcmf_pcie_bus_console_read(struct brcmf_pciedev_info *devinfo,
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return;
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console = &devinfo->shared.console;
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+ if (!console->base_addr)
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+ return;
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addr = console->base_addr + BRCMF_CONSOLE_WRITEIDX_OFFSET;
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newidx = brcmf_pcie_read_tcm32(devinfo, addr);
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while (newidx != console->read_idx) {
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@@ -1632,6 +1634,7 @@ brcmf_pcie_init_share_ram_info(struct brcmf_pciedev_info *devinfo,
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shared->max_rxbufpost, shared->rx_dataoffset);
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brcmf_pcie_bus_console_init(devinfo);
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+ brcmf_pcie_bus_console_read(devinfo, false);
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return 0;
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}
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@@ -2401,6 +2404,7 @@ brcmf_pcie_remove(struct pci_dev *pdev)
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return;
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devinfo = bus->bus_priv.pcie->devinfo;
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+ brcmf_pcie_bus_console_read(devinfo, false);
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devinfo->state = BRCMFMAC_PCIE_STATE_DOWN;
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if (devinfo->ci)
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--
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2.25.1
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