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Commit 75ce07d4 authored by Tony Cho's avatar Tony Cho Committed by Greg Kroah-Hartman
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staging: wilc1000: introduce struct wilc_sdio for sdio data 



This patch introduces struct wilc_sdio for sdio driver data. The wilc_sdio is
allocated and set as driver data when the sdio is probed and deallocated when
the sdio is removed.

Signed-off-by: default avatarTony Cho <tony.cho@atmel.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent b46d6882

drivers/staging/wilc1000/linux_wlan_sdio.c

+16 −0
Original line number Diff line number Diff line
@@ -21,6 +21,10 @@ 
 #define MAX_SPEED (6 * 1000000) /* Max 50M */

#endif



struct wilc_sdio {

	struct sdio_func *func;

	struct wilc *wilc;

};



struct sdio_func *local_sdio_func;

extern int wilc_netdev_init(void);
@@ -112,14 +116,22 @@ int linux_sdio_cmd53(sdio_cmd53_t *cmd) 


static int linux_sdio_probe(struct sdio_func *func, const struct sdio_device_id *id)

{

	struct wilc_sdio *wl_sdio;



	PRINT_D(INIT_DBG, "probe function\n");

	wl_sdio = kzalloc(sizeof(struct wilc_sdio), GFP_KERNEL);

	if (!wl_sdio)

		return -ENOMEM;



	PRINT_D(INIT_DBG, "Initializing netdev\n");

	local_sdio_func = func;

	if (wilc_netdev_init()) {

		PRINT_ER("Couldn't initialize netdev\n");

		kfree(wl_sdio);

		return -1;

	}

	wl_sdio->func = func;

	sdio_set_drvdata(func, wl_sdio);



	printk("Driver Initializing success\n");

	return 0;
@@ -127,7 +139,11 @@ static int linux_sdio_probe(struct sdio_func *func, const struct sdio_device_id 


static void linux_sdio_remove(struct sdio_func *func)

{

	struct wilc_sdio *wl_sdio;



	wl_sdio = sdio_get_drvdata(func);

	wl_wlan_cleanup();

	kfree(wl_sdio);

}



struct sdio_driver wilc_bus = {