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Diffstat (limited to 'package/kernel/mac80211/patches/327-v4.17-0008-brcmfmac-introduce-brcmf_fw_alloc_request-function.patch')
-rw-r--r--package/kernel/mac80211/patches/327-v4.17-0008-brcmfmac-introduce-brcmf_fw_alloc_request-function.patch328
1 files changed, 328 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/327-v4.17-0008-brcmfmac-introduce-brcmf_fw_alloc_request-function.patch b/package/kernel/mac80211/patches/327-v4.17-0008-brcmfmac-introduce-brcmf_fw_alloc_request-function.patch
new file mode 100644
index 0000000000..408154ef0f
--- /dev/null
+++ b/package/kernel/mac80211/patches/327-v4.17-0008-brcmfmac-introduce-brcmf_fw_alloc_request-function.patch
@@ -0,0 +1,328 @@
+From 2baa3aaee27f137b8db9a9224d0fe9b281d28e34 Mon Sep 17 00:00:00 2001
+From: Arend Van Spriel <arend.vanspriel@broadcom.com>
+Date: Thu, 22 Mar 2018 21:28:27 +0100
+Subject: [PATCH] brcmfmac: introduce brcmf_fw_alloc_request() function
+
+The function brcmf_fw_alloc_request() takes a list of required files
+and allocated the struct brcmf_fw_request instance accordingly. The
+request can be modified by the caller before being passed to the
+brcmf_fw_request_firmwares() function.
+
+Reviewed-by: Hante Meuleman <hante.meuleman@broadcom.com>
+Reviewed-by: Pieter-Paul Giesberts <pieter-paul.giesberts@broadcom.com>
+Reviewed-by: Franky Lin <franky.lin@broadcom.com>
+Signed-off-by: Arend van Spriel <arend.vanspriel@broadcom.com>
+Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
+---
+ .../broadcom/brcm80211/brcmfmac/firmware.c | 58 ++++++++++++++++++++++
+ .../broadcom/brcm80211/brcmfmac/firmware.h | 11 ++++
+ .../wireless/broadcom/brcm80211/brcmfmac/pcie.c | 58 ++++++++++++----------
+ .../wireless/broadcom/brcm80211/brcmfmac/sdio.c | 38 ++++++++------
+ .../net/wireless/broadcom/brcm80211/brcmfmac/usb.c | 42 +++++++++-------
+ 5 files changed, 147 insertions(+), 60 deletions(-)
+
+--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c
++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c
+@@ -688,3 +688,61 @@ int brcmf_fw_map_chip_to_name(u32 chip,
+ return 0;
+ }
+
++struct brcmf_fw_request *
++brcmf_fw_alloc_request(u32 chip, u32 chiprev,
++ struct brcmf_firmware_mapping mapping_table[],
++ u32 table_size, struct brcmf_fw_name *fwnames,
++ u32 n_fwnames)
++{
++ struct brcmf_fw_request *fwreq;
++ char chipname[12];
++ const char *mp_path;
++ u32 i, j;
++ char end;
++ size_t reqsz;
++
++ for (i = 0; i < table_size; i++) {
++ if (mapping_table[i].chipid == chip &&
++ mapping_table[i].revmask & BIT(chiprev))
++ break;
++ }
++
++ if (i == table_size) {
++ brcmf_err("Unknown chipid %d [%d]\n", chip, chiprev);
++ return NULL;
++ }
++
++ reqsz = sizeof(*fwreq) + n_fwnames * sizeof(struct brcmf_fw_item);
++ fwreq = kzalloc(reqsz, GFP_KERNEL);
++ if (!fwreq)
++ return NULL;
++
++ brcmf_chip_name(chip, chiprev, chipname, sizeof(chipname));
++
++ brcmf_info("using %s for chip %s\n",
++ mapping_table[i].fw_base, chipname);
++
++ mp_path = brcmf_mp_global.firmware_path;
++ end = mp_path[strlen(mp_path) - 1];
++ fwreq->n_items = n_fwnames;
++
++ for (j = 0; j < n_fwnames; j++) {
++ fwreq->items[j].path = fwnames[j].path;
++ /* check if firmware path is provided by module parameter */
++ if (brcmf_mp_global.firmware_path[0] != '\0') {
++ strlcpy(fwnames[j].path, mp_path,
++ BRCMF_FW_NAME_LEN);
++
++ if (end != '/') {
++ strlcat(fwnames[j].path, "/",
++ BRCMF_FW_NAME_LEN);
++ }
++ }
++ brcmf_fw_get_full_name(fwnames[j].path,
++ mapping_table[i].fw_base,
++ fwnames[j].extension);
++ fwreq->items[j].path = fwnames[j].path;
++ }
++
++ return fwreq;
++}
+--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.h
++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.h
+@@ -77,6 +77,17 @@ struct brcmf_fw_request {
+ struct brcmf_fw_item items[0];
+ };
+
++struct brcmf_fw_name {
++ const char *extension;
++ char *path;
++};
++
++struct brcmf_fw_request *
++brcmf_fw_alloc_request(u32 chip, u32 chiprev,
++ struct brcmf_firmware_mapping mapping_table[],
++ u32 table_size, struct brcmf_fw_name *fwnames,
++ u32 n_fwnames);
++
+ /*
+ * Request firmware(s) asynchronously. When the asynchronous request
+ * fails it will not use the callback, but call device_release_driver()
+--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
+@@ -1735,6 +1735,31 @@ fail:
+ device_release_driver(dev);
+ }
+
++static struct brcmf_fw_request *
++brcmf_pcie_prepare_fw_request(struct brcmf_pciedev_info *devinfo)
++{
++ struct brcmf_fw_request *fwreq;
++ struct brcmf_fw_name fwnames[] = {
++ { ".bin", devinfo->fw_name },
++ { ".txt", devinfo->nvram_name },
++ };
++
++ fwreq = brcmf_fw_alloc_request(devinfo->ci->chip, devinfo->ci->chiprev,
++ brcmf_pcie_fwnames,
++ ARRAY_SIZE(brcmf_pcie_fwnames),
++ fwnames, ARRAY_SIZE(fwnames));
++ if (!fwreq)
++ return NULL;
++
++ fwreq->items[BRCMF_PCIE_FW_CODE].type = BRCMF_FW_TYPE_BINARY;
++ fwreq->items[BRCMF_PCIE_FW_NVRAM].type = BRCMF_FW_TYPE_NVRAM;
++ fwreq->items[BRCMF_PCIE_FW_NVRAM].flags = BRCMF_FW_REQF_OPTIONAL;
++ fwreq->domain_nr = pci_domain_nr(devinfo->pdev->bus);
++ fwreq->bus_nr = devinfo->pdev->bus->number;
++
++ return fwreq;
++}
++
+ static int
+ brcmf_pcie_probe(struct pci_dev *pdev, const struct pci_device_id *id)
+ {
+@@ -1743,13 +1768,8 @@ brcmf_pcie_probe(struct pci_dev *pdev, c
+ struct brcmf_pciedev_info *devinfo;
+ struct brcmf_pciedev *pcie_bus_dev;
+ struct brcmf_bus *bus;
+- u16 domain_nr;
+- u16 bus_nr;
+
+- domain_nr = pci_domain_nr(pdev->bus) + 1;
+- bus_nr = pdev->bus->number;
+- brcmf_dbg(PCIE, "Enter %x:%x (%d/%d)\n", pdev->vendor, pdev->device,
+- domain_nr, bus_nr);
++ brcmf_dbg(PCIE, "Enter %x:%x\n", pdev->vendor, pdev->device);
+
+ ret = -ENOMEM;
+ devinfo = kzalloc(sizeof(*devinfo), GFP_KERNEL);
+@@ -1803,33 +1823,19 @@ brcmf_pcie_probe(struct pci_dev *pdev, c
+ bus->wowl_supported = pci_pme_capable(pdev, PCI_D3hot);
+ dev_set_drvdata(&pdev->dev, bus);
+
+- ret = brcmf_fw_map_chip_to_name(devinfo->ci->chip, devinfo->ci->chiprev,
+- brcmf_pcie_fwnames,
+- ARRAY_SIZE(brcmf_pcie_fwnames),
+- devinfo->fw_name, devinfo->nvram_name);
+- if (ret)
+- goto fail_bus;
+-
+- fwreq = kzalloc(sizeof(*fwreq) + 2 * sizeof(struct brcmf_fw_item),
+- GFP_KERNEL);
++ fwreq = brcmf_pcie_prepare_fw_request(devinfo);
+ if (!fwreq) {
+ ret = -ENOMEM;
+ goto fail_bus;
+ }
+
+- fwreq->items[BRCMF_PCIE_FW_CODE].path = devinfo->fw_name;
+- fwreq->items[BRCMF_PCIE_FW_CODE].type = BRCMF_FW_TYPE_BINARY;
+- fwreq->items[BRCMF_PCIE_FW_NVRAM].path = devinfo->nvram_name;
+- fwreq->items[BRCMF_PCIE_FW_NVRAM].type = BRCMF_FW_TYPE_NVRAM;
+- fwreq->items[BRCMF_PCIE_FW_NVRAM].flags = BRCMF_FW_REQF_OPTIONAL;
+- fwreq->n_items = 2;
+- fwreq->domain_nr = domain_nr;
+- fwreq->bus_nr = bus_nr;
+ ret = brcmf_fw_get_firmwares(bus->dev, fwreq, brcmf_pcie_setup);
+- if (ret == 0)
+- return 0;
++ if (ret < 0) {
++ kfree(fwreq);
++ goto fail_bus;
++ }
++ return 0;
+
+- kfree(fwreq);
+ fail_bus:
+ kfree(bus->msgbuf);
+ kfree(bus);
+--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
+@@ -4155,6 +4155,28 @@ fail:
+ device_release_driver(dev);
+ }
+
++static struct brcmf_fw_request *
++brcmf_sdio_prepare_fw_request(struct brcmf_sdio *bus)
++{
++ struct brcmf_fw_request *fwreq;
++ struct brcmf_fw_name fwnames[] = {
++ { ".bin", bus->sdiodev->fw_name },
++ { ".txt", bus->sdiodev->nvram_name },
++ };
++
++ fwreq = brcmf_fw_alloc_request(bus->ci->chip, bus->ci->chiprev,
++ brcmf_sdio_fwnames,
++ ARRAY_SIZE(brcmf_sdio_fwnames),
++ fwnames, ARRAY_SIZE(fwnames));
++ if (!fwreq)
++ return NULL;
++
++ fwreq->items[BRCMF_SDIO_FW_CODE].type = BRCMF_FW_TYPE_BINARY;
++ fwreq->items[BRCMF_SDIO_FW_NVRAM].type = BRCMF_FW_TYPE_NVRAM;
++
++ return fwreq;
++}
++
+ struct brcmf_sdio *brcmf_sdio_probe(struct brcmf_sdio_dev *sdiodev)
+ {
+ int ret;
+@@ -4244,26 +4266,12 @@ struct brcmf_sdio *brcmf_sdio_probe(stru
+
+ brcmf_dbg(INFO, "completed!!\n");
+
+- ret = brcmf_fw_map_chip_to_name(bus->ci->chip, bus->ci->chiprev,
+- brcmf_sdio_fwnames,
+- ARRAY_SIZE(brcmf_sdio_fwnames),
+- sdiodev->fw_name, sdiodev->nvram_name);
+- if (ret)
+- goto fail;
+-
+- fwreq = kzalloc(sizeof(fwreq) + 2 * sizeof(struct brcmf_fw_item),
+- GFP_KERNEL);
++ fwreq = brcmf_sdio_prepare_fw_request(bus);
+ if (!fwreq) {
+ ret = -ENOMEM;
+ goto fail;
+ }
+
+- fwreq->items[BRCMF_SDIO_FW_CODE].path = sdiodev->fw_name;
+- fwreq->items[BRCMF_SDIO_FW_CODE].type = BRCMF_FW_TYPE_BINARY;
+- fwreq->items[BRCMF_SDIO_FW_NVRAM].path = sdiodev->nvram_name;
+- fwreq->items[BRCMF_SDIO_FW_NVRAM].type = BRCMF_FW_TYPE_NVRAM;
+- fwreq->n_items = 2;
+-
+ ret = brcmf_fw_get_firmwares(sdiodev->dev, fwreq,
+ brcmf_sdio_firmware_callback);
+ if (ret != 0) {
+--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c
++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c
+@@ -1200,6 +1200,27 @@ error:
+ device_release_driver(dev);
+ }
+
++static struct brcmf_fw_request *
++brcmf_usb_prepare_fw_request(struct brcmf_usbdev_info *devinfo)
++{
++ struct brcmf_fw_request *fwreq;
++ struct brcmf_fw_name fwnames[] = {
++ { ".bin", devinfo->fw_name },
++ };
++
++ fwreq = brcmf_fw_alloc_request(devinfo->bus_pub.devid,
++ devinfo->bus_pub.chiprev,
++ brcmf_usb_fwnames,
++ ARRAY_SIZE(brcmf_usb_fwnames),
++ fwnames, ARRAY_SIZE(fwnames));
++ if (!fwreq)
++ return NULL;
++
++ fwreq->items[BRCMF_USB_FW_CODE].type = BRCMF_FW_TYPE_BINARY;
++
++ return fwreq;
++}
++
+ static int brcmf_usb_probe_cb(struct brcmf_usbdev_info *devinfo)
+ {
+ struct brcmf_bus *bus = NULL;
+@@ -1249,24 +1270,12 @@ static int brcmf_usb_probe_cb(struct brc
+ bus->chip = bus_pub->devid;
+ bus->chiprev = bus_pub->chiprev;
+
+- ret = brcmf_fw_map_chip_to_name(bus_pub->devid, bus_pub->chiprev,
+- brcmf_usb_fwnames,
+- ARRAY_SIZE(brcmf_usb_fwnames),
+- devinfo->fw_name, NULL);
+- if (ret)
+- goto fail;
+-
+- fwreq = kzalloc(sizeof(*fwreq) + sizeof(struct brcmf_fw_item),
+- GFP_KERNEL);
++ fwreq = brcmf_usb_prepare_fw_request(devinfo);
+ if (!fwreq) {
+ ret = -ENOMEM;
+ goto fail;
+ }
+
+- fwreq->items[BRCMF_USB_FW_CODE].path = devinfo->fw_name;
+- fwreq->items[BRCMF_USB_FW_CODE].type = BRCMF_FW_TYPE_BINARY;
+- fwreq->n_items = 1;
+-
+ /* request firmware here */
+ ret = brcmf_fw_get_firmwares(dev, fwreq, brcmf_usb_probe_phase2);
+ if (ret) {
+@@ -1469,15 +1478,10 @@ static int brcmf_usb_reset_resume(struct
+
+ brcmf_dbg(USB, "Enter\n");
+
+- fwreq = kzalloc(sizeof(*fwreq) + sizeof(struct brcmf_fw_item),
+- GFP_KERNEL);
++ fwreq = brcmf_usb_prepare_fw_request(devinfo);
+ if (!fwreq)
+ return -ENOMEM;
+
+- fwreq->items[BRCMF_USB_FW_CODE].path = devinfo->fw_name;
+- fwreq->items[BRCMF_USB_FW_CODE].type = BRCMF_FW_TYPE_BINARY;
+- fwreq->n_items = 1;
+-
+ ret = brcmf_fw_get_firmwares(&usb->dev, fwreq, brcmf_usb_probe_phase2);
+ if (ret < 0)
+ kfree(fwreq);
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-04 22:30:04 +0000