mtd/spi-nor/sysfs.c

1 // SPDX-License-Identifier: GPL-2.0
3 #include <linux/mtd/spi-nor.h>
5 #include <linux/spi/spi-mem.h>
17 	return sysfs_emit(buf, "%s\n", nor->manufacturer->name);  in manufacturer_show()
19 static DEVICE_ATTR_RO(manufacturer);
28 	return sysfs_emit(buf, "%s\n", nor->info->name);  in partname_show()
38 	const u8 *id = nor->info->id ? nor->info->id->bytes : nor->id;  in jedec_id_show()  local
39 	u8 id_len = nor->info->id ? nor->info->id->len : SPI_NOR_MAX_ID_LEN;  in jedec_id_show()
41 	return sysfs_emit(buf, "%*phN\n", id_len, id);  in jedec_id_show()
59 	struct sfdp *sfdp = nor->sfdp;  in sfdp_read()
60 	size_t sfdp_size = sfdp->num_dwords * sizeof(*sfdp->dwords);  in sfdp_read()
62 	return memory_read_from_buffer(buf, count, &off, nor->sfdp->dwords,  in sfdp_read()
79 	if (attr == &dev_attr_manufacturer.attr && !nor->manufacturer)  in spi_nor_sysfs_is_visible()
81 	if (attr == &dev_attr_partname.attr && !nor->info->name)  in spi_nor_sysfs_is_visible()
83 	if (attr == &dev_attr_jedec_id.attr && !nor->info->id && !nor->id)  in spi_nor_sysfs_is_visible()
96 	if (attr == &bin_attr_sfdp && nor->sfdp)  in spi_nor_sysfs_is_bin_visible()
103 	.name		= "spi-nor",