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82 lines
3.0 KiB
82 lines
3.0 KiB
From 874bb8e49b7c6368f8ff9f2566c7bd06a2249be0 Mon Sep 17 00:00:00 2001
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From: Ian Molton <ian@mnementh.co.uk>
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Date: Tue, 19 Dec 2017 13:47:09 +0100
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Subject: [PATCH] brcmfmac: stabilise the value of ->sbwad in use for some xfer
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routines.
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The IO functions operate within the Chipcommon IO window. Explicitly
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set this, rather than relying on the last initialisation IO access to
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leave it set to the right value by chance.
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Signed-off-by: Ian Molton <ian@mnementh.co.uk>
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Acked-by: Arend van Spriel <arend.vanspriel@broadcom.com>
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Signed-off-by: Arend van Spriel <arend.vanspriel@broadcom.com>
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Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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---
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drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c | 8 ++++----
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drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c | 5 +++++
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drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h | 1 +
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3 files changed, 10 insertions(+), 4 deletions(-)
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--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c
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+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c
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@@ -529,7 +529,7 @@ int brcmf_sdiod_recv_buf(struct brcmf_sd
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int brcmf_sdiod_recv_pkt(struct brcmf_sdio_dev *sdiodev, struct sk_buff *pkt)
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{
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- u32 addr = sdiodev->sbwad;
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+ u32 addr = sdiodev->cc_core->base;
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int err = 0;
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brcmf_dbg(SDIO, "addr = 0x%x, size = %d\n", addr, pkt->len);
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@@ -552,7 +552,7 @@ int brcmf_sdiod_recv_chain(struct brcmf_
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{
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struct sk_buff *glom_skb = NULL;
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struct sk_buff *skb;
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- u32 addr = sdiodev->sbwad;
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+ u32 addr = sdiodev->cc_core->base;
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int err = 0;
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brcmf_dbg(SDIO, "addr = 0x%x, size = %d\n",
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@@ -593,7 +593,7 @@ done:
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int brcmf_sdiod_send_buf(struct brcmf_sdio_dev *sdiodev, u8 *buf, uint nbytes)
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{
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struct sk_buff *mypkt;
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- u32 addr = sdiodev->sbwad;
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+ u32 addr = sdiodev->cc_core->base;
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int err;
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mypkt = brcmu_pkt_buf_get_skb(nbytes);
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@@ -625,7 +625,7 @@ int brcmf_sdiod_send_pkt(struct brcmf_sd
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struct sk_buff_head *pktq)
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{
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struct sk_buff *skb;
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- u32 addr = sdiodev->sbwad;
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+ u32 addr = sdiodev->cc_core->base;
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int err;
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brcmf_dbg(SDIO, "addr = 0x%x, size = %d\n", addr, pktq->qlen);
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--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
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+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
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@@ -3842,6 +3842,11 @@ brcmf_sdio_probe_attach(struct brcmf_sdi
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if (!bus->sdio_core)
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goto fail;
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+ /* Pick up the CHIPCOMMON core info struct, for bulk IO in bcmsdh.c */
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+ sdiodev->cc_core = brcmf_chip_get_core(bus->ci, BCMA_CORE_CHIPCOMMON);
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+ if (!sdiodev->cc_core)
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+ goto fail;
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+
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sdiodev->settings = brcmf_get_module_param(sdiodev->dev,
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BRCMF_BUSTYPE_SDIO,
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bus->ci->chip,
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--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h
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+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h
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@@ -178,6 +178,7 @@ struct brcmf_sdio_dev {
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struct sdio_func *func[SDIO_MAX_FUNCS];
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u8 num_funcs; /* Supported funcs on client */
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u32 sbwad; /* Save backplane window address */
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+ struct brcmf_core *cc_core; /* chipcommon core info struct */
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struct brcmf_sdio *bus;
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struct device *dev;
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struct brcmf_bus *bus_if;
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