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Message-ID: <20241006020616.951543-3-rosenp@gmail.com>
Date: Sat, 5 Oct 2024 19:06:10 -0700
From: Rosen Penev <rosenp@...il.com>
To: netdev@...r.kernel.org
Cc: andrew@...n.ch,
davem@...emloft.net,
edumazet@...gle.com,
kuba@...nel.org,
pabeni@...hat.com,
linux-kernel@...r.kernel.org,
jacob.e.keller@...el.com,
horms@...nel.org,
sd@...asysnail.net,
chunkeey@...il.com
Subject: [PATCHv4 net-next 2/8] net: ibm: emac: remove custom init/exit functions
c092d0be38f4f754cdbdc76dc6df628ca48ac0eb introduced EPROBE_DEFER
support. Because of that, we can defer initialization until all modules
are ready instead of handling it explicitly with custom init/exit
functions.
Signed-off-by: Rosen Penev <rosenp@...il.com>
---
drivers/net/ethernet/ibm/emac/core.c | 39 +--------------------------
drivers/net/ethernet/ibm/emac/mal.h | 4 ---
drivers/net/ethernet/ibm/emac/rgmii.h | 4 ---
drivers/net/ethernet/ibm/emac/tah.h | 4 ---
drivers/net/ethernet/ibm/emac/zmii.h | 4 ---
5 files changed, 1 insertion(+), 54 deletions(-)
diff --git a/drivers/net/ethernet/ibm/emac/core.c b/drivers/net/ethernet/ibm/emac/core.c
index d476844bae3e..97ae0b7ccb0d 100644
--- a/drivers/net/ethernet/ibm/emac/core.c
+++ b/drivers/net/ethernet/ibm/emac/core.c
@@ -3283,42 +3283,10 @@ static void __init emac_make_bootlist(void)
static int __init emac_init(void)
{
- int rc;
-
- printk(KERN_INFO DRV_DESC ", version " DRV_VERSION "\n");
-
/* Build EMAC boot list */
emac_make_bootlist();
- /* Init submodules */
- rc = mal_init();
- if (rc)
- goto err;
- rc = zmii_init();
- if (rc)
- goto err_mal;
- rc = rgmii_init();
- if (rc)
- goto err_zmii;
- rc = tah_init();
- if (rc)
- goto err_rgmii;
- rc = platform_driver_register(&emac_driver);
- if (rc)
- goto err_tah;
-
- return 0;
-
- err_tah:
- tah_exit();
- err_rgmii:
- rgmii_exit();
- err_zmii:
- zmii_exit();
- err_mal:
- mal_exit();
- err:
- return rc;
+ return platform_driver_register(&emac_driver);
}
static void __exit emac_exit(void)
@@ -3327,11 +3295,6 @@ static void __exit emac_exit(void)
platform_driver_unregister(&emac_driver);
- tah_exit();
- rgmii_exit();
- zmii_exit();
- mal_exit();
-
/* Destroy EMAC boot list */
for (i = 0; i < EMAC_BOOT_LIST_SIZE; i++)
of_node_put(emac_boot_list[i]);
diff --git a/drivers/net/ethernet/ibm/emac/mal.h b/drivers/net/ethernet/ibm/emac/mal.h
index e0ddc41186a2..2963b36be6f5 100644
--- a/drivers/net/ethernet/ibm/emac/mal.h
+++ b/drivers/net/ethernet/ibm/emac/mal.h
@@ -252,10 +252,6 @@ static inline int mal_has_feature(struct mal_instance *dev,
(MAL_FTRS_POSSIBLE & dev->features & feature);
}
-/* Register MAL devices */
-int mal_init(void);
-void mal_exit(void);
-
int mal_register_commac(struct mal_instance *mal,
struct mal_commac *commac);
void mal_unregister_commac(struct mal_instance *mal,
diff --git a/drivers/net/ethernet/ibm/emac/rgmii.h b/drivers/net/ethernet/ibm/emac/rgmii.h
index 8e4e36eed172..170bcd35039b 100644
--- a/drivers/net/ethernet/ibm/emac/rgmii.h
+++ b/drivers/net/ethernet/ibm/emac/rgmii.h
@@ -52,8 +52,6 @@ struct rgmii_instance {
#ifdef CONFIG_IBM_EMAC_RGMII
-int rgmii_init(void);
-void rgmii_exit(void);
int rgmii_attach(struct platform_device *ofdev, int input, int mode);
void rgmii_detach(struct platform_device *ofdev, int input);
void rgmii_get_mdio(struct platform_device *ofdev, int input);
@@ -64,8 +62,6 @@ void *rgmii_dump_regs(struct platform_device *ofdev, void *buf);
#else
-# define rgmii_init() 0
-# define rgmii_exit() do { } while(0)
# define rgmii_attach(x,y,z) (-ENXIO)
# define rgmii_detach(x,y) do { } while(0)
# define rgmii_get_mdio(o,i) do { } while (0)
diff --git a/drivers/net/ethernet/ibm/emac/tah.h b/drivers/net/ethernet/ibm/emac/tah.h
index 86c2b6b9d460..60c16cf7a41a 100644
--- a/drivers/net/ethernet/ibm/emac/tah.h
+++ b/drivers/net/ethernet/ibm/emac/tah.h
@@ -68,8 +68,6 @@ struct tah_instance {
#ifdef CONFIG_IBM_EMAC_TAH
-int tah_init(void);
-void tah_exit(void);
int tah_attach(struct platform_device *ofdev, int channel);
void tah_detach(struct platform_device *ofdev, int channel);
void tah_reset(struct platform_device *ofdev);
@@ -78,8 +76,6 @@ void *tah_dump_regs(struct platform_device *ofdev, void *buf);
#else
-# define tah_init() 0
-# define tah_exit() do { } while(0)
# define tah_attach(x,y) (-ENXIO)
# define tah_detach(x,y) do { } while(0)
# define tah_reset(x) do { } while(0)
diff --git a/drivers/net/ethernet/ibm/emac/zmii.h b/drivers/net/ethernet/ibm/emac/zmii.h
index 65daedc78594..213de06d8ea2 100644
--- a/drivers/net/ethernet/ibm/emac/zmii.h
+++ b/drivers/net/ethernet/ibm/emac/zmii.h
@@ -48,8 +48,6 @@ struct zmii_instance {
#ifdef CONFIG_IBM_EMAC_ZMII
-int zmii_init(void);
-void zmii_exit(void);
int zmii_attach(struct platform_device *ofdev, int input,
phy_interface_t *mode);
void zmii_detach(struct platform_device *ofdev, int input);
@@ -60,8 +58,6 @@ int zmii_get_regs_len(struct platform_device *ocpdev);
void *zmii_dump_regs(struct platform_device *ofdev, void *buf);
#else
-# define zmii_init() 0
-# define zmii_exit() do { } while(0)
# define zmii_attach(x,y,z) (-ENXIO)
# define zmii_detach(x,y) do { } while(0)
# define zmii_get_mdio(x,y) do { } while(0)
--
2.46.2
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