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8cfd43d1d6
It was described by Arend as:
> This series is intended for 4.17 and includes following:
>
> * rework bus layer attach code.
> * remove duplicate variable declaration.
Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
(cherry picked from commit 0da9303e5b)
107 lines
3.4 KiB
Diff
107 lines
3.4 KiB
Diff
From 262f2b53f67936b59cc8dfc6f3899ab8905bf1ed Mon Sep 17 00:00:00 2001
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From: Arend Van Spriel <arend.vanspriel@broadcom.com>
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Date: Tue, 20 Feb 2018 00:14:20 +0100
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Subject: [PATCH] brcmfmac: call brcmf_attach() just before calling
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brcmf_bus_started()
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Now we can move brcmf_attach() until after the firmware has been downloaded
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to the device. Make the call just before brcmf_bus_started().
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Reviewed-by: Hante Meuleman <hante.meuleman@broadcom.com>
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Reviewed-by: Pieter-Paul Giesberts <pieter-paul.giesberts@broadcom.com>
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Reviewed-by: Franky Lin <franky.lin@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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.../wireless/broadcom/brcm80211/brcmfmac/core.c | 6 ++++
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.../wireless/broadcom/brcm80211/brcmfmac/sdio.c | 34 +++++++++++-----------
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2 files changed, 23 insertions(+), 17 deletions(-)
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--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
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+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
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@@ -1268,6 +1268,12 @@ void brcmf_bus_change_state(struct brcmf
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int ifidx;
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brcmf_dbg(TRACE, "%d -> %d\n", bus->state, state);
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+
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+ if (!drvr) {
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+ brcmf_dbg(INFO, "ignoring transition, bus not attached yet\n");
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+ return;
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+ }
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+
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bus->state = state;
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if (state == BRCMF_BUS_UP) {
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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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@@ -4048,9 +4048,6 @@ static void brcmf_sdio_firmware_callback
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if (err)
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goto fail;
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- if (!bus_if->drvr)
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- return;
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-
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/* try to download image and nvram to the dongle */
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bus->alp_only = true;
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err = brcmf_sdio_download_firmware(bus, code, nvram, nvram_len);
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@@ -4126,11 +4123,28 @@ static void brcmf_sdio_firmware_callback
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sdio_release_host(sdiodev->func1);
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+ /* Assign bus interface call back */
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+ sdiodev->bus_if->dev = sdiodev->dev;
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+ sdiodev->bus_if->ops = &brcmf_sdio_bus_ops;
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+ sdiodev->bus_if->chip = bus->ci->chip;
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+ sdiodev->bus_if->chiprev = bus->ci->chiprev;
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+
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+ /* Attach to the common layer, reserve hdr space */
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+ err = brcmf_attach(sdiodev->dev, sdiodev->settings);
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+ if (err != 0) {
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+ brcmf_err("brcmf_attach failed\n");
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+ goto fail;
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+ }
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+
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+ brcmf_sdio_debugfs_create(bus);
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+
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err = brcmf_bus_started(dev);
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if (err != 0) {
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brcmf_err("dongle is not responding\n");
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goto fail;
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}
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+
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+ /* ready */
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return;
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release:
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@@ -4200,22 +4214,9 @@ struct brcmf_sdio *brcmf_sdio_probe(stru
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bus->dpc_triggered = false;
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bus->dpc_running = false;
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- /* Assign bus interface call back */
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- bus->sdiodev->bus_if->dev = bus->sdiodev->dev;
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- bus->sdiodev->bus_if->ops = &brcmf_sdio_bus_ops;
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- bus->sdiodev->bus_if->chip = bus->ci->chip;
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- bus->sdiodev->bus_if->chiprev = bus->ci->chiprev;
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-
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/* default sdio bus header length for tx packet */
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bus->tx_hdrlen = SDPCM_HWHDR_LEN + SDPCM_SWHDR_LEN;
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- /* Attach to the common layer, reserve hdr space */
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- ret = brcmf_attach(bus->sdiodev->dev, bus->sdiodev->settings);
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- if (ret != 0) {
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- brcmf_err("brcmf_attach failed\n");
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- goto fail;
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- }
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-
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/* Query the F2 block size, set roundup accordingly */
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bus->blocksize = bus->sdiodev->func2->cur_blksize;
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bus->roundup = min(max_roundup, bus->blocksize);
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@@ -4240,7 +4241,6 @@ struct brcmf_sdio *brcmf_sdio_probe(stru
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/* SR state */
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bus->sr_enabled = false;
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- brcmf_sdio_debugfs_create(bus);
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brcmf_dbg(INFO, "completed!!\n");
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ret = brcmf_fw_map_chip_to_name(bus->ci->chip, bus->ci->chiprev,
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