diff options
-rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/Kconfig | 1 | ||||
-rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/stmmac.h | 60 | ||||
-rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 23 |
3 files changed, 72 insertions, 12 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/Kconfig b/drivers/net/ethernet/stmicro/stmmac/Kconfig index 0076f77..9f44827 100644 --- a/drivers/net/ethernet/stmicro/stmmac/Kconfig +++ b/drivers/net/ethernet/stmicro/stmmac/Kconfig @@ -15,6 +15,7 @@ if STMMAC_ETH config STMMAC_PLATFORM bool "STMMAC Platform bus support" depends on STMMAC_ETH + default y ---help--- This selects the platform specific bus support for the stmmac device driver. This is the driver used diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac.h b/drivers/net/ethernet/stmicro/stmmac/stmmac.h index 6d07ba2..94b21b4 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac.h +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac.h @@ -26,6 +26,7 @@ #include <linux/clk.h> #include <linux/stmmac.h> #include <linux/phy.h> +#include <linux/pci.h> #include "common.h" #ifdef CONFIG_STMMAC_TIMER #include "stmmac_timer.h" @@ -95,8 +96,6 @@ extern int stmmac_mdio_register(struct net_device *ndev); extern void stmmac_set_ethtool_ops(struct net_device *netdev); extern const struct stmmac_desc_ops enh_desc_ops; extern const struct stmmac_desc_ops ndesc_ops; -extern struct pci_driver stmmac_pci_driver; -extern struct platform_driver stmmac_pltfr_driver; int stmmac_freeze(struct net_device *ndev); int stmmac_restore(struct net_device *ndev); int stmmac_resume(struct net_device *ndev); @@ -144,3 +143,60 @@ static inline int stmmac_clk_get(struct stmmac_priv *priv) return 0; } #endif /* CONFIG_HAVE_CLK */ + + +#ifdef CONFIG_STMMAC_PLATFORM +extern struct platform_driver stmmac_pltfr_driver; +static inline int stmmac_register_platform(void) +{ + int err; + + err = platform_driver_register(&stmmac_pltfr_driver); + if (err) + pr_err("stmmac: failed to register the platform driver\n"); + + return err; +} +static inline void stmmac_unregister_platform(void) +{ + platform_driver_register(&stmmac_pltfr_driver); +} +#else +static inline int stmmac_register_platform(void) +{ + pr_debug("stmmac: do not register the platf driver\n"); + + return -EINVAL; +} +static inline void stmmac_unregister_platform(void) +{ +} +#endif /* CONFIG_STMMAC_PLATFORM */ + +#ifdef CONFIG_STMMAC_PCI +extern struct pci_driver stmmac_pci_driver; +static inline int stmmac_register_pci(void) +{ + int err; + + err = pci_register_driver(&stmmac_pci_driver); + if (err) + pr_err("stmmac: failed to register the PCI driver\n"); + + return err; +} +static inline void stmmac_unregister_pci(void) +{ + pci_unregister_driver(&stmmac_pci_driver); +} +#else +static inline int stmmac_register_pci(void) +{ + pr_debug("stmmac: do not register the PCI driver\n"); + + return -EINVAL; +} +static inline void stmmac_unregister_pci(void) +{ +} +#endif /* CONFIG_STMMAC_PCI */ diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 3638569..51b3b68 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -42,7 +42,6 @@ #include <linux/dma-mapping.h> #include <linux/slab.h> #include <linux/prefetch.h> -#include <linux/pci.h> #ifdef CONFIG_STMMAC_DEBUG_FS #include <linux/debugfs.h> #include <linux/seq_file.h> @@ -2094,25 +2093,29 @@ int stmmac_restore(struct net_device *ndev) } #endif /* CONFIG_PM */ +/* Driver can be configured w/ and w/ both PCI and Platf drivers + * depending on the configuration selected. + */ static int __init stmmac_init(void) { - int err = 0; + int err_plt = 0; + int err_pci = 0; - err = platform_driver_register(&stmmac_pltfr_driver); + err_plt = stmmac_register_platform(); + err_pci = stmmac_register_pci(); - if (!err) { - err = pci_register_driver(&stmmac_pci_driver); - if (err) - platform_driver_unregister(&stmmac_pltfr_driver); + if ((err_pci) && (err_plt)) { + pr_err("stmmac: driver registration failed\n"); + return -EINVAL; } - return err; + return 0; } static void __exit stmmac_exit(void) { - pci_unregister_driver(&stmmac_pci_driver); - platform_driver_unregister(&stmmac_pltfr_driver); + stmmac_unregister_platform(); + stmmac_unregister_pci(); } module_init(stmmac_init); |