diff options
Diffstat (limited to 'package/kernel/mac80211/patches/brcm/109-v5.4-brcmfmac-get-chip-s-default-RAM-info-during-PCIe-set.patch')
| -rw-r--r-- | package/kernel/mac80211/patches/brcm/109-v5.4-brcmfmac-get-chip-s-default-RAM-info-during-PCIe-set.patch | 80 |
1 files changed, 0 insertions, 80 deletions
diff --git a/package/kernel/mac80211/patches/brcm/109-v5.4-brcmfmac-get-chip-s-default-RAM-info-during-PCIe-set.patch b/package/kernel/mac80211/patches/brcm/109-v5.4-brcmfmac-get-chip-s-default-RAM-info-during-PCIe-set.patch deleted file mode 100644 index b04e78c70e..0000000000 --- a/package/kernel/mac80211/patches/brcm/109-v5.4-brcmfmac-get-chip-s-default-RAM-info-during-PCIe-set.patch +++ /dev/null @@ -1,80 +0,0 @@ -From 82f93cf46d6007ffa003b2d4a2834563b6b84d21 Mon Sep 17 00:00:00 2001 -From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <rafal@milecki.pl> -Date: Thu, 29 Aug 2019 10:27:01 +0200 -Subject: [PATCH] brcmfmac: get chip's default RAM info during PCIe setup -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -Getting RAM info just once per driver's lifetime (during chip -recognition) is not enough as it may get adjusted later (depending on -the used firmware). Subsequent inits may load different firmwares so a -full RAM recognition is required on every PCIe setup. This is especially -important since implementing hardware reset on a firmware crash. - -Moreover calling brcmf_chip_get_raminfo() makes sure that RAM core is -up. It's important as having BCMA_CORE_SYS_MEM down on BCM4366 was -resulting in firmware failing to initialize and following error: -[ 65.657546] brcmfmac 0000:01:00.0: brcmf_pcie_download_fw_nvram: Invalid shared RAM address 0x04000001 - -This change makes brcmf_chip_get_raminfo() call during chip recognition -redundant for PCIe devices but SDIO and USB still need it and it's a -very small overhead anyway. - -Fixes: 4684997d9eea ("brcmfmac: reset PCIe bus on a firmware crash") -Signed-off-by: Rafał Miłecki <rafal@milecki.pl> -Signed-off-by: Kalle Valo <kvalo@codeaurora.org> ---- - drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c | 6 ++++-- - drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.h | 1 + - drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c | 6 ++++++ - 3 files changed, 11 insertions(+), 2 deletions(-) - ---- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c -+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c -@@ -696,8 +696,10 @@ static u32 brcmf_chip_tcm_rambase(struct - return 0; - } - --static int brcmf_chip_get_raminfo(struct brcmf_chip_priv *ci) -+int brcmf_chip_get_raminfo(struct brcmf_chip *pub) - { -+ struct brcmf_chip_priv *ci = container_of(pub, struct brcmf_chip_priv, -+ pub); - struct brcmf_core_priv *mem_core; - struct brcmf_core *mem; - -@@ -979,7 +981,7 @@ static int brcmf_chip_recognition(struct - brcmf_chip_set_passive(&ci->pub); - } - -- return brcmf_chip_get_raminfo(ci); -+ return brcmf_chip_get_raminfo(&ci->pub); - } - - static void brcmf_chip_disable_arm(struct brcmf_chip_priv *chip, u16 id) ---- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.h -+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.h -@@ -69,6 +69,7 @@ struct brcmf_buscore_ops { - void (*activate)(void *ctx, struct brcmf_chip *chip, u32 rstvec); - }; - -+int brcmf_chip_get_raminfo(struct brcmf_chip *pub); - struct brcmf_chip *brcmf_chip_attach(void *ctx, - const struct brcmf_buscore_ops *ops); - void brcmf_chip_detach(struct brcmf_chip *chip); ---- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c -+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c -@@ -1770,6 +1770,12 @@ static void brcmf_pcie_setup(struct devi - nvram_len = fwreq->items[BRCMF_PCIE_FW_NVRAM].nv_data.len; - kfree(fwreq); - -+ ret = brcmf_chip_get_raminfo(devinfo->ci); -+ if (ret) { -+ brcmf_err(bus, "Failed to get RAM info\n"); -+ goto fail; -+ } -+ - /* Some of the firmwares have the size of the memory of the device - * defined inside the firmware. This is because part of the memory in - * the device is shared and the devision is determined by FW. Parse |