From: Martin Habets <habetsm.xilinx@gmail.com>
Date: Wed, 11 May 2022 17:19:24 +0100
Subject: siena: Make MTD support specific for Siena
Patch-mainline: v5.19-rc1
Git-commit: 65d4b471b3cf635565d0f36294fc47685bf659b1
References: jsc#PED-1565

Add a Siena Kconfig option and use it in stead of the sfc one.

Signed-off-by: Martin Habets <habetsm.xilinx@gmail.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/net/ethernet/sfc/Kconfig            |    2 +-
 drivers/net/ethernet/sfc/siena/Kconfig      |    8 ++++++++
 drivers/net/ethernet/sfc/siena/Makefile     |    4 ++--
 drivers/net/ethernet/sfc/siena/efx.h        |    2 +-
 drivers/net/ethernet/sfc/siena/efx_common.c |    2 +-
 drivers/net/ethernet/sfc/siena/mcdi.c       |    4 ++--
 drivers/net/ethernet/sfc/siena/mcdi.h       |    2 +-
 drivers/net/ethernet/sfc/siena/net_driver.h |    4 ++--
 drivers/net/ethernet/sfc/siena/siena.c      |    6 +++---
 9 files changed, 21 insertions(+), 13 deletions(-)

--- a/drivers/net/ethernet/sfc/Kconfig
+++ b/drivers/net/ethernet/sfc/Kconfig
@@ -32,7 +32,7 @@ config SFC
 	  To compile this driver as a module, choose M here.  The module
 	  will be called sfc.
 config SFC_MTD
-	bool "Solarflare SFC9000/SFC9100-family MTD support"
+	bool "Solarflare SFC9100-family MTD support"
 	depends on SFC && MTD && !(SFC=y && MTD=m)
 	default y
 	help
--- a/drivers/net/ethernet/sfc/siena/Kconfig
+++ b/drivers/net/ethernet/sfc/siena/Kconfig
@@ -10,3 +10,11 @@ config SFC_SIENA
 
 	  To compile this driver as a module, choose M here.  The module
 	  will be called sfc-siena.
+config SFC_SIENA_MTD
+	bool "Solarflare SFC9000-family MTD support"
+	depends on SFC_SIENA && MTD && !(SFC_SIENA=y && MTD=m)
+	default y
+	help
+	  This exposes the on-board flash and/or EEPROM as MTD devices
+	  (e.g. /dev/mtd1).  This is required to update the firmware or
+	  the boot configuration under Linux.
--- a/drivers/net/ethernet/sfc/siena/Makefile
+++ b/drivers/net/ethernet/sfc/siena/Makefile
@@ -5,7 +5,7 @@ sfc-siena-y		+= farch.o siena.o \
 			   selftest.o ethtool.o ethtool_common.o ptp.o \
 			   mcdi.o mcdi_port.o mcdi_port_common.o \
 			   mcdi_mon.o
-sfc-siena-$(CONFIG_SFC_MTD)	+= mtd.o
-sfc-siena-$(CONFIG_SFC_SRIOV)	+= siena_sriov.o
+sfc-siena-$(CONFIG_SFC_SIENA_MTD)	+= mtd.o
+sfc-siena-$(CONFIG_SFC_SRIOV)		+= siena_sriov.o
 
 obj-$(CONFIG_SFC_SIENA)	+= sfc-siena.o
--- a/drivers/net/ethernet/sfc/siena/efx.h
+++ b/drivers/net/ethernet/sfc/siena/efx.h
@@ -162,7 +162,7 @@ void efx_siena_get_irq_moderation(struct
 void efx_siena_update_sw_stats(struct efx_nic *efx, u64 *stats);
 
 /* MTD */
-#ifdef CONFIG_SFC_MTD
+#ifdef CONFIG_SFC_SIENA_MTD
 int efx_siena_mtd_add(struct efx_nic *efx, struct efx_mtd_partition *parts,
 		      size_t n_parts, size_t sizeof_part);
 static inline int efx_mtd_probe(struct efx_nic *efx)
--- a/drivers/net/ethernet/sfc/siena/efx_common.c
+++ b/drivers/net/ethernet/sfc/siena/efx_common.c
@@ -997,7 +997,7 @@ int efx_siena_init_struct(struct efx_nic
 	INIT_LIST_HEAD(&efx->node);
 	INIT_LIST_HEAD(&efx->secondary_list);
 	spin_lock_init(&efx->biu_lock);
-#ifdef CONFIG_SFC_MTD
+#ifdef CONFIG_SFC_SIENA_MTD
 	INIT_LIST_HEAD(&efx->mtd_list);
 #endif
 	INIT_WORK(&efx->reset_work, efx_reset_work);
--- a/drivers/net/ethernet/sfc/siena/mcdi.c
+++ b/drivers/net/ethernet/sfc/siena/mcdi.c
@@ -2014,7 +2014,7 @@ int efx_siena_mcdi_wol_filter_reset(stru
 	return rc;
 }
 
-#ifdef CONFIG_SFC_MTD
+#ifdef CONFIG_SFC_SIENA_MTD
 
 #define EFX_MCDI_NVRAM_LEN_MAX 128
 
@@ -2256,4 +2256,4 @@ void efx_siena_mcdi_mtd_rename(struct ef
 		 efx->name, part->type_name, mcdi_part->fw_subtype);
 }
 
-#endif /* CONFIG_SFC_MTD */
+#endif /* CONFIG_SFC_SIENA_MTD */
--- a/drivers/net/ethernet/sfc/siena/mcdi.h
+++ b/drivers/net/ethernet/sfc/siena/mcdi.h
@@ -373,7 +373,7 @@ static inline int efx_siena_mcdi_mon_pro
 static inline void efx_siena_mcdi_mon_remove(struct efx_nic *efx) {}
 #endif
 
-#ifdef CONFIG_SFC_MTD
+#ifdef CONFIG_SFC_SIENA_MTD
 int efx_siena_mcdi_mtd_read(struct mtd_info *mtd, loff_t start, size_t len,
 			    size_t *retlen, u8 *buffer);
 int efx_siena_mcdi_mtd_erase(struct mtd_info *mtd, loff_t start, size_t len);
--- a/drivers/net/ethernet/sfc/siena/net_driver.h
+++ b/drivers/net/ethernet/sfc/siena/net_driver.h
@@ -1031,7 +1031,7 @@ struct efx_nic {
 	unsigned irq_level;
 	struct delayed_work selftest_work;
 
-#ifdef CONFIG_SFC_MTD
+#ifdef CONFIG_SFC_SIENA_MTD
 	struct list_head mtd_list;
 #endif
 
@@ -1411,7 +1411,7 @@ struct efx_nic_type {
 	bool (*filter_rfs_expire_one)(struct efx_nic *efx, u32 flow_id,
 				      unsigned int index);
 #endif
-#ifdef CONFIG_SFC_MTD
+#ifdef CONFIG_SFC_SIENA_MTD
 	int (*mtd_probe)(struct efx_nic *efx);
 	void (*mtd_rename)(struct efx_mtd_partition *part);
 	int (*mtd_read)(struct mtd_info *mtd, loff_t start, size_t len,
--- a/drivers/net/ethernet/sfc/siena/siena.c
+++ b/drivers/net/ethernet/sfc/siena/siena.c
@@ -830,7 +830,7 @@ static int siena_mcdi_poll_reboot(struct
  **************************************************************************
  */
 
-#ifdef CONFIG_SFC_MTD
+#ifdef CONFIG_SFC_SIENA_MTD
 
 struct siena_nvram_type_info {
 	int port;
@@ -954,7 +954,7 @@ fail:
 	return rc;
 }
 
-#endif /* CONFIG_SFC_MTD */
+#endif /* CONFIG_SFC_SIENA_MTD */
 
 static unsigned int siena_check_caps(const struct efx_nic *efx,
 				     u8 flag, u32 offset)
@@ -1058,7 +1058,7 @@ const struct efx_nic_type siena_a0_nic_t
 #ifdef CONFIG_RFS_ACCEL
 	.filter_rfs_expire_one = efx_farch_filter_rfs_expire_one,
 #endif
-#ifdef CONFIG_SFC_MTD
+#ifdef CONFIG_SFC_SIENA_MTD
 	.mtd_probe = siena_mtd_probe,
 	.mtd_rename = efx_siena_mcdi_mtd_rename,
 	.mtd_read = efx_siena_mcdi_mtd_read,