Commit e2a53282 authored by Naveen Jain's avatar Naveen Jain Committed by Greg Kroah-Hartman

Staging: ti-st: add version info to sysfs

Add version information to be available under the sysfs group
for kim.
Signed-off-by: default avatarNaveen Jain <naveen_jain@ti.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent b38fc2d9
...@@ -61,7 +61,8 @@ static ssize_t store_pid(struct device *dev, struct device_attribute ...@@ -61,7 +61,8 @@ static ssize_t store_pid(struct device *dev, struct device_attribute
*devattr, char *buf, size_t count); *devattr, char *buf, size_t count);
static ssize_t show_list(struct device *dev, struct device_attribute static ssize_t show_list(struct device *dev, struct device_attribute
*attr, char *buf); *attr, char *buf);
static ssize_t show_version(struct device *dev, struct device_attribute
*attr, char *buf);
/* structures specific for sysfs entries */ /* structures specific for sysfs entries */
static struct kobj_attribute pid_attr = static struct kobj_attribute pid_attr =
__ATTR(pid, 0644, (void *)show_pid, (void *)store_pid); __ATTR(pid, 0644, (void *)show_pid, (void *)store_pid);
...@@ -69,10 +70,14 @@ __ATTR(pid, 0644, (void *)show_pid, (void *)store_pid); ...@@ -69,10 +70,14 @@ __ATTR(pid, 0644, (void *)show_pid, (void *)store_pid);
static struct kobj_attribute list_protocols = static struct kobj_attribute list_protocols =
__ATTR(protocols, 0444, (void *)show_list, NULL); __ATTR(protocols, 0444, (void *)show_list, NULL);
static struct kobj_attribute chip_version =
__ATTR(version, 0444, (void *)show_version, NULL);
static struct attribute *uim_attrs[] = { static struct attribute *uim_attrs[] = {
&pid_attr.attr, &pid_attr.attr,
/* add more debug sysfs entries */ /* add more debug sysfs entries */
&list_protocols.attr, &list_protocols.attr,
&chip_version.attr,
NULL, NULL,
}; };
...@@ -251,7 +256,8 @@ static long read_local_version(char *bts_scr_name) ...@@ -251,7 +256,8 @@ static long read_local_version(char *bts_scr_name)
} }
version = version =
MAKEWORD(kim_gdata->resp_buffer[13], kim_gdata->resp_buffer[14]); MAKEWORD(kim_gdata->resp_buffer[13],
kim_gdata->resp_buffer[14]);
chip = (version & 0x7C00) >> 10; chip = (version & 0x7C00) >> 10;
min_ver = (version & 0x007F); min_ver = (version & 0x007F);
maj_ver = (version & 0x0380) >> 7; maj_ver = (version & 0x0380) >> 7;
...@@ -260,6 +266,13 @@ static long read_local_version(char *bts_scr_name) ...@@ -260,6 +266,13 @@ static long read_local_version(char *bts_scr_name)
maj_ver |= 0x0008; maj_ver |= 0x0008;
sprintf(bts_scr_name, "TIInit_%d.%d.%d.bts", chip, maj_ver, min_ver); sprintf(bts_scr_name, "TIInit_%d.%d.%d.bts", chip, maj_ver, min_ver);
/* to be accessed later via sysfs entry */
kim_gdata->version.full = version;
kim_gdata->version.chip = chip;
kim_gdata->version.maj_ver = maj_ver;
kim_gdata->version.min_ver = min_ver;
pr_info("%s", bts_scr_name); pr_info("%s", bts_scr_name);
return ST_SUCCESS; return ST_SUCCESS;
} }
...@@ -516,6 +529,16 @@ long st_kim_stop(void) ...@@ -516,6 +529,16 @@ long st_kim_stop(void)
/**********************************************************************/ /**********************************************************************/
/* functions called from subsystems */ /* functions called from subsystems */
/* called when sysfs entry is read from */
static ssize_t show_version(struct device *dev, struct device_attribute
*attr, char *buf)
{
sprintf(buf, "%04X %d.%d.%d", kim_gdata->version.full,
kim_gdata->version.chip, kim_gdata->version.maj_ver,
kim_gdata->version.min_ver);
return strlen(buf);
}
/* called when sysfs entry is written to */ /* called when sysfs entry is written to */
static ssize_t store_pid(struct device *dev, struct device_attribute static ssize_t store_pid(struct device *dev, struct device_attribute
...@@ -656,6 +679,12 @@ static int kim_probe(struct platform_device *pdev) ...@@ -656,6 +679,12 @@ static int kim_probe(struct platform_device *pdev)
} }
pr_info("rfkill entry created for %ld", gpios[proto]); pr_info("rfkill entry created for %ld", gpios[proto]);
} }
if (sysfs_create_group(&pdev->dev.kobj, &uim_attr_grp)) {
pr_err(" sysfs entry creation failed");
return -1;
}
pr_info(" sysfs entries created ");
return ST_SUCCESS; return ST_SUCCESS;
} }
...@@ -676,6 +705,7 @@ static int kim_remove(struct platform_device *pdev) ...@@ -676,6 +705,7 @@ static int kim_remove(struct platform_device *pdev)
kim_gdata->rfkill[proto] = NULL; kim_gdata->rfkill[proto] = NULL;
} }
pr_info("kim: GPIO Freed"); pr_info("kim: GPIO Freed");
sysfs_remove_group(&pdev->dev.kobj, &uim_attr_grp);
kim_gdata->kim_pdev = NULL; kim_gdata->kim_pdev = NULL;
st_core_exit(kim_gdata->core_data); st_core_exit(kim_gdata->core_data);
return ST_SUCCESS; return ST_SUCCESS;
......
...@@ -48,6 +48,16 @@ ...@@ -48,6 +48,16 @@
* devices are created for the 3 gpios * devices are created for the 3 gpios
* that ST has requested * that ST has requested
*/ */
/* chip version storage
*/
struct chip_version {
unsigned short full;
unsigned short chip;
unsigned short min_ver;
unsigned short maj_ver;
};
/* /*
* header file for ST provided by KIM * header file for ST provided by KIM
*/ */
...@@ -66,6 +76,7 @@ struct kim_data_s { ...@@ -66,6 +76,7 @@ struct kim_data_s {
struct rfkill *rfkill[ST_MAX]; struct rfkill *rfkill[ST_MAX];
enum proto_type rf_protos[ST_MAX]; enum proto_type rf_protos[ST_MAX];
struct st_data_s *core_data; struct st_data_s *core_data;
struct chip_version version;
}; };
long st_kim_start(void); long st_kim_start(void);
......
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