wifi: brcmfmac: add support Broadcom BCA firmware api

Broadcom BCA division develops its own firmware api and as such will
likely diverge over time (or already has). Add support for handling
this.

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@kernel.org>
Link: https://lore.kernel.org/r/20221129135446.151065-6-arend.vanspriel@broadcom.com

8 files changed, 110 insertions, 29 deletions

diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/Makefile b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/Makefile
index 64fd77a378fd..0e996cf24f88 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/Makefile
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/Makefile
@@ -52,7 +52,9 @@ brcmfmac-$(CONFIG_DMI) += \
 ifeq ($(CONFIG_BRCMFMAC),m)
 obj-m += wcc/
 obj-m += cyw/
+obj-m += bca/
 else
 brcmfmac-$(CONFIG_BRCMFMAC) += wcc/core.o
 brcmfmac-$(CONFIG_BRCMFMAC) += cyw/core.o
+brcmfmac-$(CONFIG_BRCMFMAC) += bca/core.o
 endif
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bca/Makefile b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bca/Makefile
new file mode 100644
index 000000000000..46098705e236
--- /dev/null
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bca/Makefile
@@ -0,0 +1,12 @@
+# SPDX-License-Identifier: ISC
+#
+# Copyright (c) 2022 Broadcom Corporation
+
+ccflags-y += \
+	-I $(srctree)/$(src) \
+	-I $(srctree)/$(src)/.. \
+	-I $(srctree)/$(src)/../../include
+
+obj-m += brcmfmac-bca.o
+brcmfmac-bca-objs += \
+		core.o module.o
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bca/core.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bca/core.c
new file mode 100644
index 000000000000..ac3a36fa3640
--- /dev/null
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bca/core.c
@@ -0,0 +1,27 @@
+// SPDX-License-Identifier: ISC
+/*
+ * Copyright (c) 2022 Broadcom Corporation
+ */
+#include <linux/errno.h>
+#include <linux/types.h>
+#include <core.h>
+#include <bus.h>
+#include <fwvid.h>
+
+#include "vops.h"
+
+static int brcmf_bca_attach(struct brcmf_pub *drvr)
+{
+	pr_err("%s: executing\n", __func__);
+	return 0;
+}
+
+static void brcmf_bca_detach(struct brcmf_pub *drvr)
+{
+	pr_err("%s: executing\n", __func__);
+}
+
+const struct brcmf_fwvid_ops brcmf_bca_ops = {
+	.attach = brcmf_bca_attach,
+	.detach = brcmf_bca_detach,
+};
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bca/module.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bca/module.c
new file mode 100644
index 000000000000..790116a735c7
--- /dev/null
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bca/module.c
@@ -0,0 +1,26 @@
+// SPDX-License-Identifier: ISC
+/*
+ * Copyright (c) 2022 Broadcom Corporation
+ */
+#include <linux/module.h>
+#include <bus.h>
+#include <core.h>
+#include <fwvid.h>
+
+#include "vops.h"
+
+static int __init brcmf_bca_init(void)
+{
+	return brcmf_fwvid_register_vendor(BRCMF_FWVENDOR_BCA, THIS_MODULE,
+					   &brcmf_bca_ops);
+}
+
+static void __exit brcmf_bca_exit(void)
+{
+	brcmf_fwvid_unregister_vendor(BRCMF_FWVENDOR_BCA, THIS_MODULE);
+}
+
+MODULE_LICENSE("Dual BSD/GPL");
+
+module_init(brcmf_bca_init);
+module_exit(brcmf_bca_exit);
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bca/vops.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bca/vops.h
new file mode 100644
index 000000000000..7897e6b6eefb
--- /dev/null
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bca/vops.h
@@ -0,0 +1,11 @@
+/* SPDX-License-Identifier: ISC */
+/*
+ * Copyright (c) 2022 Broadcom Corporation
+ */
+#ifndef _BRCMFMAC_BCA_VOPS_H
+#define _BRCMFMAC_BCA_VOPS_H
+
+extern const struct brcmf_fwvid_ops brcmf_bca_ops;
+#define BCA_VOPS	(&brcmf_bca_ops)
+
+#endif /* _BRCMFMAC_BCA_VOPS_H */
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bus.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bus.h
index 72036fec9a8e..501136e011b5 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bus.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bus.h
@@ -34,6 +34,7 @@
 enum brcmf_fwvendor {
 	BRCMF_FWVENDOR_WCC,
 	BRCMF_FWVENDOR_CYW,
+	BRCMF_FWVENDOR_BCA,
 	/* keep last */
 	BRCMF_FWVENDOR_NUM,
 	BRCMF_FWVENDOR_INVALID
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwvid.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwvid.c
index ee23eb1809c4..274d512cbdad 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwvid.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwvid.c
@@ -20,6 +20,7 @@
 
 #include "wcc/vops.h"
 #include "cyw/vops.h"
+#include "bca/vops.h"
 
 struct brcmf_fwvid_entry {
 	const char *name;
@@ -52,6 +53,7 @@ static DEFINE_MUTEX(fwvid_list_lock);
 static struct brcmf_fwvid_entry fwvid_list[BRCMF_FWVENDOR_NUM] = {
 	FWVID_ENTRY_INIT(WCC, wcc),
 	FWVID_ENTRY_INIT(CYW, cyw),
+	FWVID_ENTRY_INIT(BCA, bca),
 };
 
 #if IS_MODULE(CONFIG_BRCMFMAC)
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
index 094bb84ed72f..3e121e56e800 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
@@ -2571,47 +2571,47 @@ static const struct dev_pm_ops brcmf_pciedrvr_pm = {
 #endif /* CONFIG_PM */
 
 
-#define BRCMF_PCIE_DEVICE(dev_id) \
+#define BRCMF_PCIE_DEVICE(dev_id, fw_vend) \
 	{ \
 		BRCM_PCIE_VENDOR_ID_BROADCOM, (dev_id), \
 		PCI_ANY_ID, PCI_ANY_ID, \
 		PCI_CLASS_NETWORK_OTHER << 8, 0xffff00, \
-		BRCMF_FWVENDOR_WCC \
+		BRCMF_FWVENDOR_ ## fw_vend \
 	}
-#define BRCMF_PCIE_DEVICE_SUB(dev_id, subvend, subdev) \
+#define BRCMF_PCIE_DEVICE_SUB(dev_id, subvend, subdev, fw_vend) \
 	{ \
 		BRCM_PCIE_VENDOR_ID_BROADCOM, (dev_id), \
 		(subvend), (subdev), \
 		PCI_CLASS_NETWORK_OTHER << 8, 0xffff00, \
-		BRCMF_FWVENDOR_WCC \
+		BRCMF_FWVENDOR_ ## fw_vend \
 	}
 
 static const struct pci_device_id brcmf_pcie_devid_table[] = {
-	BRCMF_PCIE_DEVICE(BRCM_PCIE_4350_DEVICE_ID),
-	BRCMF_PCIE_DEVICE_SUB(0x4355, BRCM_PCIE_VENDOR_ID_BROADCOM, 0x4355),
-	BRCMF_PCIE_DEVICE(BRCM_PCIE_4354_RAW_DEVICE_ID),
-	BRCMF_PCIE_DEVICE(BRCM_PCIE_4356_DEVICE_ID),
-	BRCMF_PCIE_DEVICE(BRCM_PCIE_43567_DEVICE_ID),
-	BRCMF_PCIE_DEVICE(BRCM_PCIE_43570_DEVICE_ID),
-	BRCMF_PCIE_DEVICE(BRCM_PCIE_43570_RAW_DEVICE_ID),
-	BRCMF_PCIE_DEVICE(BRCM_PCIE_4358_DEVICE_ID),
-	BRCMF_PCIE_DEVICE(BRCM_PCIE_4359_DEVICE_ID),
-	BRCMF_PCIE_DEVICE(BRCM_PCIE_43602_DEVICE_ID),
-	BRCMF_PCIE_DEVICE(BRCM_PCIE_43602_2G_DEVICE_ID),
-	BRCMF_PCIE_DEVICE(BRCM_PCIE_43602_5G_DEVICE_ID),
-	BRCMF_PCIE_DEVICE(BRCM_PCIE_43602_RAW_DEVICE_ID),
-	BRCMF_PCIE_DEVICE(BRCM_PCIE_4364_DEVICE_ID),
-	BRCMF_PCIE_DEVICE(BRCM_PCIE_4365_DEVICE_ID),
-	BRCMF_PCIE_DEVICE(BRCM_PCIE_4365_2G_DEVICE_ID),
-	BRCMF_PCIE_DEVICE(BRCM_PCIE_4365_5G_DEVICE_ID),
-	BRCMF_PCIE_DEVICE_SUB(0x4365, BRCM_PCIE_VENDOR_ID_BROADCOM, 0x4365),
-	BRCMF_PCIE_DEVICE(BRCM_PCIE_4366_DEVICE_ID),
-	BRCMF_PCIE_DEVICE(BRCM_PCIE_4366_2G_DEVICE_ID),
-	BRCMF_PCIE_DEVICE(BRCM_PCIE_4366_5G_DEVICE_ID),
-	BRCMF_PCIE_DEVICE(BRCM_PCIE_4371_DEVICE_ID),
-	BRCMF_PCIE_DEVICE(BRCM_PCIE_4378_DEVICE_ID),
-	BRCMF_PCIE_DEVICE(CY_PCIE_89459_DEVICE_ID),
-	BRCMF_PCIE_DEVICE(CY_PCIE_89459_RAW_DEVICE_ID),
+	BRCMF_PCIE_DEVICE(BRCM_PCIE_4350_DEVICE_ID, WCC),
+	BRCMF_PCIE_DEVICE_SUB(0x4355, BRCM_PCIE_VENDOR_ID_BROADCOM, 0x4355, WCC),
+	BRCMF_PCIE_DEVICE(BRCM_PCIE_4354_RAW_DEVICE_ID, WCC),
+	BRCMF_PCIE_DEVICE(BRCM_PCIE_4356_DEVICE_ID, WCC),
+	BRCMF_PCIE_DEVICE(BRCM_PCIE_43567_DEVICE_ID, WCC),
+	BRCMF_PCIE_DEVICE(BRCM_PCIE_43570_DEVICE_ID, WCC),
+	BRCMF_PCIE_DEVICE(BRCM_PCIE_43570_RAW_DEVICE_ID, WCC),
+	BRCMF_PCIE_DEVICE(BRCM_PCIE_4358_DEVICE_ID, WCC),
+	BRCMF_PCIE_DEVICE(BRCM_PCIE_4359_DEVICE_ID, WCC),
+	BRCMF_PCIE_DEVICE(BRCM_PCIE_43602_DEVICE_ID, WCC),
+	BRCMF_PCIE_DEVICE(BRCM_PCIE_43602_2G_DEVICE_ID, WCC),
+	BRCMF_PCIE_DEVICE(BRCM_PCIE_43602_5G_DEVICE_ID, WCC),
+	BRCMF_PCIE_DEVICE(BRCM_PCIE_43602_RAW_DEVICE_ID, WCC),
+	BRCMF_PCIE_DEVICE(BRCM_PCIE_4364_DEVICE_ID, BCA),
+	BRCMF_PCIE_DEVICE(BRCM_PCIE_4365_DEVICE_ID, BCA),
+	BRCMF_PCIE_DEVICE(BRCM_PCIE_4365_2G_DEVICE_ID, BCA),
+	BRCMF_PCIE_DEVICE(BRCM_PCIE_4365_5G_DEVICE_ID, BCA),
+	BRCMF_PCIE_DEVICE_SUB(0x4365, BRCM_PCIE_VENDOR_ID_BROADCOM, 0x4365, BCA),
+	BRCMF_PCIE_DEVICE(BRCM_PCIE_4366_DEVICE_ID, BCA),
+	BRCMF_PCIE_DEVICE(BRCM_PCIE_4366_2G_DEVICE_ID, BCA),
+	BRCMF_PCIE_DEVICE(BRCM_PCIE_4366_5G_DEVICE_ID, BCA),
+	BRCMF_PCIE_DEVICE(BRCM_PCIE_4371_DEVICE_ID, WCC),
+	BRCMF_PCIE_DEVICE(BRCM_PCIE_4378_DEVICE_ID, WCC),
+	BRCMF_PCIE_DEVICE(CY_PCIE_89459_DEVICE_ID, CYW),
+	BRCMF_PCIE_DEVICE(CY_PCIE_89459_RAW_DEVICE_ID, CYW),
 	{ /* end: all zeroes */ }
 };