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Commit 759bdc7a authored by Pierre Ossman's avatar Pierre Ossman
Browse files

sdio: store vendor strings 



Store vendor strings found in CISTPL_VERS_1 so that function drivers
can access them.

Signed-off-by: default avatarPierre Ossman <drzeus@drzeus.cx>
parent f9996aee

drivers/mmc/core/bus.c

+3 −0
Original line number Diff line number Diff line
@@ -187,6 +187,9 @@ static void mmc_release_card(struct device *dev) 


	sdio_free_common_cis(card);



	if (card->info)

		kfree(card->info);



	kfree(card);

}

drivers/mmc/core/sdio_bus.c

+3 −0
Original line number Diff line number Diff line
@@ -211,6 +211,9 @@ static void sdio_release_func(struct device *dev) 


	sdio_free_func_cis(func);



	if (func->info)

		kfree(func->info);



	kfree(func);

}

drivers/mmc/core/sdio_cis.c

+49 −1
Original line number Diff line number Diff line
@@ -23,6 +23,54 @@ 
#include "sdio_cis.h"

#include "sdio_ops.h"



static int cistpl_vers_1(struct mmc_card *card, struct sdio_func *func,

			 const unsigned char *buf, unsigned size)

{

	unsigned i, nr_strings;

	char **buffer, *string;



	buf += 2;

	size -= 2;



	nr_strings = 0;

	for (i = 0; i < size; i++) {

		if (buf[i] == 0xff)

			break;

		if (buf[i] == 0)

			nr_strings++;

	}



	if (buf[i-1] != '\0') {

		printk(KERN_WARNING "SDIO: ignoring broken CISTPL_VERS_1\n");

		return 0;

	}



	size = i;



	buffer = kzalloc(sizeof(char*) * nr_strings + size, GFP_KERNEL);

	if (!buffer)

		return -ENOMEM;



	string = (char*)(buffer + nr_strings);



	for (i = 0; i < nr_strings; i++) {

		buffer[i] = string;

		strcpy(string, buf);

		string += strlen(string) + 1;

		buf += strlen(buf) + 1;

	}



	if (func) {

		func->num_info = nr_strings;

		func->info = (const char**)buffer;

	} else {

		card->num_info = nr_strings;

		card->info = (const char**)buffer;

	}



	return 0;

}



static int cistpl_manfid(struct mmc_card *card, struct sdio_func *func,

			 const unsigned char *buf, unsigned size)

{
@@ -119,7 +167,7 @@ struct cis_tpl { 
};



static const struct cis_tpl cis_tpl_list[] = {

	{	0x15,	3,	/* cistpl_vers_1 */	},

	{	0x15,	3,	cistpl_vers_1		},

	{	0x20,	4,	cistpl_manfid		},

	{	0x21,	2,	/* cistpl_funcid */	},

	{	0x22,	0,	cistpl_funce		},

include/linux/mmc/card.h

+2 −0
Original line number Diff line number Diff line
@@ -108,6 +108,8 @@ struct mmc_card { 
	struct sdio_cccr	cccr;		/* common card info */

	struct sdio_cis		cis;		/* common tuple info */

	struct sdio_func	*sdio_func[SDIO_MAX_FUNCS]; /* SDIO functions (devices) */

	unsigned		num_info;	/* number of info strings */

	const char		**info;		/* info strings */

	struct sdio_func_tuple	*tuples;	/* unknown common tuples */

};

include/linux/mmc/sdio_func.h

+3 −0
Original line number Diff line number Diff line
@@ -51,6 +51,9 @@ struct sdio_func { 


	u8			tmpbuf[4];	/* DMA:able scratch buffer */



	unsigned		num_info;	/* number of info strings */

	const char		**info;		/* info strings */



	struct sdio_func_tuple *tuples;

};