diff options
Diffstat (limited to '0003-brcmfmac-Add-support-for-first-trying-to-get-a-board.patch')
| -rw-r--r-- | 0003-brcmfmac-Add-support-for-first-trying-to-get-a-board.patch | 83 |
1 files changed, 0 insertions, 83 deletions
diff --git a/0003-brcmfmac-Add-support-for-first-trying-to-get-a-board.patch b/0003-brcmfmac-Add-support-for-first-trying-to-get-a-board.patch deleted file mode 100644 index d7a3d1be3..000000000 --- a/0003-brcmfmac-Add-support-for-first-trying-to-get-a-board.patch +++ /dev/null @@ -1,83 +0,0 @@ -From b2c242bfc79d9a1e6c870595c33707720c7e474c Mon Sep 17 00:00:00 2001 -From: Hans de Goede <hdegoede@redhat.com> -Date: Fri, 28 Sep 2018 00:06:51 +0200 -Subject: [PATCH 3/5] brcmfmac: Add support for first trying to get a board - specific nvram file - -The nvram files which some brcmfmac chips need are board-specific. To be -able to distribute these as part of linux-firmware, so that devices with -such a wifi chip will work OOTB, multiple (one per board) versions must -co-exist under /lib/firmware. - -This commit adds support for callers of the brcmfmac/firmware.c code to -pass in a board_type parameter through the request structure. - -If that parameter is set then the code will first try to load -chipmodel.board_type.txt before falling back to the old chipmodel.txt name. - -Signed-off-by: Hans de Goede <hdegoede@redhat.com> ---- - .../broadcom/brcm80211/brcmfmac/firmware.c | 27 ++++++++++++++++++- - .../broadcom/brcm80211/brcmfmac/firmware.h | 1 + - 2 files changed, 27 insertions(+), 1 deletion(-) - -diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c -index 13d051cd0fcf..5a7cd5e01b52 100644 ---- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c -+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c -@@ -615,6 +615,31 @@ static int brcmf_fw_complete_request(const struct firmware *fw, - return (cur->flags & BRCMF_FW_REQF_OPTIONAL) ? 0 : ret; - } - -+static int brcmf_fw_request_firmware(const struct firmware **fw, -+ struct brcmf_fw *fwctx) -+{ -+ struct brcmf_fw_item *cur = &fwctx->req->items[fwctx->curpos]; -+ int ret; -+ -+ /* nvram files are board-specific, first try a board-specific path */ -+ if (cur->type == BRCMF_FW_TYPE_NVRAM && fwctx->req->board_type) { -+ char alt_path[BRCMF_FW_NAME_LEN]; -+ -+ strlcpy(alt_path, cur->path, BRCMF_FW_NAME_LEN); -+ /* strip .txt at the end */ -+ alt_path[strlen(alt_path) - 4] = 0; -+ strlcat(alt_path, ".", BRCMF_FW_NAME_LEN); -+ strlcat(alt_path, fwctx->req->board_type, BRCMF_FW_NAME_LEN); -+ strlcat(alt_path, ".txt", BRCMF_FW_NAME_LEN); -+ -+ ret = request_firmware(fw, alt_path, fwctx->dev); -+ if (ret == 0) -+ return ret; -+ } -+ -+ return request_firmware(fw, cur->path, fwctx->dev); -+} -+ - static void brcmf_fw_request_done(const struct firmware *fw, void *ctx) - { - struct brcmf_fw *fwctx = ctx; -@@ -627,7 +652,7 @@ static void brcmf_fw_request_done(const struct firmware *fw, void *ctx) - - while (ret == 0 && ++fwctx->curpos < fwctx->req->n_items) { - cur = &fwctx->req->items[fwctx->curpos]; -- request_firmware(&fw, cur->path, fwctx->dev); -+ brcmf_fw_request_firmware(&fw, fwctx); - ret = brcmf_fw_complete_request(fw, ctx); - } - -diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.h -index 2893e56910f0..a0834be8864e 100644 ---- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.h -+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.h -@@ -70,6 +70,7 @@ struct brcmf_fw_request { - u16 domain_nr; - u16 bus_nr; - u32 n_items; -+ const char *board_type; - struct brcmf_fw_item items[0]; - }; - --- -2.19.0 - |