}
static ssize_t
-at25_bin_read(struct kobject *kobj, struct bin_attribute *bin_attr,
+at25_bin_read(struct file *filp, struct kobject *kobj,
+ struct bin_attribute *bin_attr,
char *buf, loff_t off, size_t count)
{
struct device *dev;
static ssize_t
-at25_ee_write(struct at25_data *at25, char *buf, loff_t off, size_t count)
+at25_ee_write(struct at25_data *at25, const char *buf, loff_t off,
+ size_t count)
{
ssize_t status = 0;
unsigned written = 0;
unsigned segment;
unsigned offset = (unsigned) off;
u8 *cp = bounce + 1;
+ int sr;
*cp = AT25_WREN;
status = spi_write(at25->spi, cp, 1);
timeout = jiffies + msecs_to_jiffies(EE_TIMEOUT);
retries = 0;
do {
- int sr;
sr = spi_w8r8(at25->spi, AT25_RDSR);
if (sr < 0 || (sr & AT25_SR_nRDY)) {
break;
} while (retries++ < 3 || time_before_eq(jiffies, timeout));
- if (time_after(jiffies, timeout)) {
+ if ((sr < 0) || (sr & AT25_SR_nRDY)) {
dev_err(&at25->spi->dev,
"write %d bytes offset %d, "
"timeout after %u msecs\n",
}
static ssize_t
-at25_bin_write(struct kobject *kobj, struct bin_attribute *bin_attr,
+at25_bin_write(struct file *filp, struct kobject *kobj,
+ struct bin_attribute *bin_attr,
char *buf, loff_t off, size_t count)
{
struct device *dev;
return at25_ee_read(at25, buf, offset, count);
}
-static ssize_t at25_mem_write(struct memory_accessor *mem, char *buf,
+static ssize_t at25_mem_write(struct memory_accessor *mem, const char *buf,
off_t offset, size_t count)
{
struct at25_data *at25 = container_of(mem, struct at25_data, mem);
* that's sensitive for read and/or write, like ethernet addresses,
* security codes, board-specific manufacturing calibrations, etc.
*/
+ sysfs_bin_attr_init(&at25->bin);
at25->bin.attr.name = "eeprom";
at25->bin.attr.mode = S_IRUSR;
at25->bin.read = at25_bin_read;
MODULE_DESCRIPTION("Driver for most SPI EEPROMs");
MODULE_AUTHOR("David Brownell");
MODULE_LICENSE("GPL");
-
+MODULE_ALIAS("spi:at25");