diff options
Diffstat (limited to 'target/linux/sunxi/patches-3.13/153-3-stmmac-allocate-pass-board-specific-data-to-callbacks.patch')
| -rw-r--r-- | target/linux/sunxi/patches-3.13/153-3-stmmac-allocate-pass-board-specific-data-to-callbacks.patch | 124 |
1 files changed, 0 insertions, 124 deletions
diff --git a/target/linux/sunxi/patches-3.13/153-3-stmmac-allocate-pass-board-specific-data-to-callbacks.patch b/target/linux/sunxi/patches-3.13/153-3-stmmac-allocate-pass-board-specific-data-to-callbacks.patch deleted file mode 100644 index 2c477c5259..0000000000 --- a/target/linux/sunxi/patches-3.13/153-3-stmmac-allocate-pass-board-specific-data-to-callbacks.patch +++ /dev/null @@ -1,124 +0,0 @@ -From 938dfdaa3c0f92e9a490d324f3bce43bbaef7632 Mon Sep 17 00:00:00 2001 -From: Chen-Yu Tsai <wens@csie.org> -Date: Fri, 17 Jan 2014 21:24:42 +0800 -Subject: [PATCH] net: stmmac: Allocate and pass soc/board specific data to - callbacks - -The current .init and .exit callbacks requires access to driver -private data structures. This is not a good seperation and abstraction. - -Instead, we add a new .setup callback for allocating private data, and -pass the returned pointer to the other callbacks. - -Signed-off-by: Chen-Yu Tsai <wens@csie.org> -Signed-off-by: David S. Miller <davem@davemloft.net> ---- - Documentation/networking/stmmac.txt | 12 ++++++++---- - drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c | 18 ++++++++++++++---- - include/linux/stmmac.h | 6 ++++-- - 3 files changed, 26 insertions(+), 10 deletions(-) - -diff --git a/Documentation/networking/stmmac.txt b/Documentation/networking/stmmac.txt -index cdd916d..2090895 100644 ---- a/Documentation/networking/stmmac.txt -+++ b/Documentation/networking/stmmac.txt -@@ -127,8 +127,9 @@ struct plat_stmmacenet_data { - int riwt_off; - void (*fix_mac_speed)(void *priv, unsigned int speed); - void (*bus_setup)(void __iomem *ioaddr); -- int (*init)(struct platform_device *pdev); -- void (*exit)(struct platform_device *pdev); -+ void *(*setup)(struct platform_device *pdev); -+ int (*init)(struct platform_device *pdev, void *priv); -+ void (*exit)(struct platform_device *pdev, void *priv); - void *custom_cfg; - void *custom_data; - void *bsp_priv; -@@ -169,10 +170,13 @@ Where: - o bus_setup: perform HW setup of the bus. For example, on some ST platforms - this field is used to configure the AMBA bridge to generate more - efficient STBus traffic. -- o init/exit: callbacks used for calling a custom initialization; -+ o setup/init/exit: callbacks used for calling a custom initialization; - this is sometime necessary on some platforms (e.g. ST boxes) - where the HW needs to have set some PIO lines or system cfg -- registers. -+ registers. setup should return a pointer to private data, -+ which will be stored in bsp_priv, and then passed to init and -+ exit callbacks. init/exit callbacks should not use or modify -+ platform data. - o custom_cfg/custom_data: this is a custom configuration that can be passed - while initializing the resources. - o bsp_priv: another private pointer. -diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c -index cc6b89a7..704a5e0 100644 ---- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c -+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c -@@ -144,9 +144,16 @@ static int stmmac_pltfr_probe(struct platform_device *pdev) - } - } - -+ /* Custom setup (if needed) */ -+ if (plat_dat->setup) { -+ plat_dat->bsp_priv = plat_dat->setup(pdev); -+ if (IS_ERR(plat_dat->bsp_priv)) -+ return PTR_ERR(plat_dat->bsp_priv); -+ } -+ - /* Custom initialisation (if needed)*/ - if (plat_dat->init) { -- ret = plat_dat->init(pdev); -+ ret = plat_dat->init(pdev, plat_dat->bsp_priv); - if (unlikely(ret)) - return ret; - } -@@ -203,7 +210,10 @@ static int stmmac_pltfr_remove(struct platform_device *pdev) - int ret = stmmac_dvr_remove(ndev); - - if (priv->plat->exit) -- priv->plat->exit(pdev); -+ priv->plat->exit(pdev, priv->plat->bsp_priv); -+ -+ if (priv->plat->free) -+ priv->plat->free(pdev, priv->plat->bsp_priv); - - return ret; - } -@@ -218,7 +228,7 @@ static int stmmac_pltfr_suspend(struct device *dev) - - ret = stmmac_suspend(ndev); - if (priv->plat->exit) -- priv->plat->exit(pdev); -+ priv->plat->exit(pdev, priv->plat->bsp_priv); - - return ret; - } -@@ -230,7 +240,7 @@ static int stmmac_pltfr_resume(struct device *dev) - struct platform_device *pdev = to_platform_device(dev); - - if (priv->plat->init) -- priv->plat->init(pdev); -+ priv->plat->init(pdev, priv->plat->bsp_priv); - - return stmmac_resume(ndev); - } -diff --git a/include/linux/stmmac.h b/include/linux/stmmac.h -index 33ace71..0a5a7ac 100644 ---- a/include/linux/stmmac.h -+++ b/include/linux/stmmac.h -@@ -113,8 +113,10 @@ struct plat_stmmacenet_data { - int max_speed; - void (*fix_mac_speed)(void *priv, unsigned int speed); - void (*bus_setup)(void __iomem *ioaddr); -- int (*init)(struct platform_device *pdev); -- void (*exit)(struct platform_device *pdev); -+ void *(*setup)(struct platform_device *pdev); -+ void (*free)(struct platform_device *pdev, void *priv); -+ int (*init)(struct platform_device *pdev, void *priv); -+ void (*exit)(struct platform_device *pdev, void *priv); - void *custom_cfg; - void *custom_data; - void *bsp_priv; --- -1.8.5.5 - |