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authorJohn Klug <john.klug@multitech.com>2020-10-29 17:07:43 -0500
committerJohn Klug <john.klug@multitech.com>2020-10-29 17:07:43 -0500
commit7c357edfaad7cd9820d9cb664f33a126a7e25855 (patch)
treed74eb0c5430a995da4404b863c9e8197f665d777 /io-module/mts-io.c
parentaca8e691201a46bcdd2e9d9d1df581265d9e6a6c (diff)
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Fix radio-related issues in mts-io4.4.4
Diffstat (limited to 'io-module/mts-io.c')
-rw-r--r--io-module/mts-io.c87
1 files changed, 74 insertions, 13 deletions
diff --git a/io-module/mts-io.c b/io-module/mts-io.c
index 3df4732..807df78 100644
--- a/io-module/mts-io.c
+++ b/io-module/mts-io.c
@@ -656,15 +656,16 @@ struct attribute **freelater = NULL; // Storage to free when driver is unloaded.
static int
mts_id_eeprom_load(void)
{
- int i, j = 0;
- char buf[64] = {0};
- char* ptr;
- int attr_blength; // Byte length of base attribute array
- int current_blength; // Current length in bytes of attribute array
- int current_count; // Number of items in array
- struct attribute **all_attrs = NULL;
+ int i, j = 0;
+ char buf[64] = {0};
+ char* ptr;
+ int attr_blength; // Byte length of base attribute array
+ int current_blength; // Current length in bytes of attribute array
+ int current_count; // Number of items in array
+ struct attribute **all_attrs = NULL;
char *tmp;
int noradio, has_cellular_capaflag = 0;
+ int need_append;
int ret;
const struct firmware* fw = NULL;
@@ -701,6 +702,7 @@ mts_id_eeprom_load(void)
((tmp=HW_VERSION_MTCAP_0_2),(mts_hw_version=MTCAP_0_2),strncmp(id_eeprom.hw_version, tmp, strlen(tmp)) == 0) ||
((tmp=HW_VERSION_MTCAP_0_3),(mts_hw_version=MTCAP_0_3),strncmp(id_eeprom.hw_version, tmp, strlen(tmp)) == 0)) {
int need_radio_enable = 0;
+ need_append = 0;
current_blength = attr_blength = sizeof mtcap_0_0_platform_attributes;
current_blength -= sizeof(struct attribute *); /* Length without terminating NULL */
/* See if we have no radio, and if so, prune out the stuff that follows */
@@ -723,20 +725,24 @@ mts_id_eeprom_load(void)
}
if(DEVICE_CAPA(id_eeprom.capa, CAPA_GPS)) {
attr_blength += sizeof mtcap_0_3_gnss_attributes;
+ need_append = 1;
}
if(DEVICE_CAPA(id_eeprom.capa, CAPA_SUPERCAP)) {
attr_blength += sizeof mtcap_0_3_supercap_attributes;
+ need_append = 1;
}
if(DEVICE_CAPA(id_eeprom.capa, CAPA_WIFI)) {
attr_blength += sizeof mtcap_0_0_wifi_attributes;
+ need_append = 1;
}
if(((tmp=HW_VERSION_MTCAP_0_2),strncmp(id_eeprom.hw_version, tmp, strlen(tmp)) == 0) ||
((tmp=HW_VERSION_MTCAP_0_3),strncmp(id_eeprom.hw_version, tmp, strlen(tmp)) == 0)) {
need_radio_enable = 1;
+ need_append = 1;
attr_blength += sizeof mtcap_0_2_enable_radio_attribute;
}
- if (current_blength+(sizeof(struct attribute *)) != attr_blength) {
+ if (need_append) {
freelater = all_attrs = kmalloc(attr_blength,GFP_KERNEL);
current_count = current_blength/(sizeof (struct attribute *));
memcpy(all_attrs,mtcap_0_0_platform_attributes,current_blength);
@@ -821,7 +827,8 @@ mts_id_eeprom_load(void)
log_info("detected board %s", HW_VERSION_MTHS_0_1);
} else if (((tmp=HW_VERSION_MTCDT_0_1),(mts_hw_version=MTCDT_0_1),strncmp(id_eeprom.hw_version, tmp, strlen(tmp)) == 0) ||
((tmp=HW_VERSION_MTCDTIP_0_0),(mts_hw_version=MTCDTIP_0_0),strncmp(id_eeprom.hw_version, tmp, strlen(tmp)) == 0)) {
- current_blength = attr_blength = sizeof mtcdt_0_1_platform_attributes;
+ need_append = 0;
+ current_blength = attr_blength = sizeof mtcdt_0_1_platform_attributes;
current_blength -= sizeof(struct attribute *); /* Length without terminating NULL */
/* See if we have no radio, and if so, prune out the stuff that follows */
@@ -842,14 +849,16 @@ mts_id_eeprom_load(void)
}
}
}
-
+
if(DEVICE_CAPA(id_eeprom.capa, CAPA_WIFI)) {
attr_blength += sizeof mtcdt_0_1_wifi_bt_attributes;
+ need_append = 1;
}
if(DEVICE_CAPA(id_eeprom.capa, CAPA_GPS)) {
attr_blength += sizeof mtcdt_0_1_gnss_attributes;
+ need_append = 1;
}
- if (current_blength+(sizeof(struct attribute *)) != attr_blength) {
+ if (need_append) {
freelater = all_attrs = kmalloc(attr_blength,GFP_KERNEL);
current_count = current_blength/(sizeof (struct attribute *));
memcpy(all_attrs,mtcdt_0_1_platform_attributes,current_blength);
@@ -873,6 +882,7 @@ mts_id_eeprom_load(void)
set_buttons(default_buttons);
log_info("detected board %s", tmp);
} else if ((tmp=HW_VERSION_MTCDTIPHP_0_0),strncmp(id_eeprom.hw_version, tmp, strlen(tmp)) == 0) {
+ need_append = 0;
current_blength = attr_blength = sizeof mtcdt_0_1_platform_attributes;
current_blength -= sizeof(struct attribute *); /* Length without terminating NULL */
@@ -896,8 +906,9 @@ mts_id_eeprom_load(void)
}
if(DEVICE_CAPA(id_eeprom.capa, CAPA_WIFI)) {
attr_blength += sizeof mtcdt_0_1_wifi_bt_attributes;
+ need_append = 1;
}
- if (current_blength+(sizeof(struct attribute *)) != attr_blength) {
+ if (need_append) {
freelater = all_attrs = kmalloc(attr_blength,GFP_KERNEL);
current_count = current_blength/(sizeof (struct attribute *));
memcpy(all_attrs,mtcdt_0_1_platform_attributes,current_blength);
@@ -944,10 +955,60 @@ mts_id_eeprom_load(void)
log_info("detected board %s", tmp);
} else if (((tmp=HW_VERSION_MTCPM_0_0),(mts_hw_version=MTCPM_0_0),strncmp(id_eeprom.hw_version, tmp, strlen(tmp)) == 0) ||
((tmp=HW_VERSION_MTCPM_0_1),(mts_hw_version=MTCPM_0_1),strncmp(id_eeprom.hw_version, tmp, strlen(tmp)) == 0)) {
+ need_append = 0;
+ current_blength = attr_blength = sizeof mtcpm_platform_attributes;
+ current_blength -= sizeof(struct attribute *); /* Length without terminating NULL */
+
+ /* See if we have no radio, and if so, prune out the stuff that follows */
+ if(noradio) {
+ struct attribute **ap = mtcpm_platform_attribute_group.attrs;
+ while(1) {
+ if(ap[j] == NULL) {
+ log_info("Did not find radio power attribute. Possible driver fault.");
+ break;
+ }
+ j++;
+ if (is_radio_reset_attr_mtcpm(ap[j])) {
+ log_info("Pruning radio feature from mts-io",j);
+ ap[j] = NULL;
+ current_blength = j * sizeof (ap[j]); /* Size without NULL */
+ attr_blength += sizeof (ap[j]); /* Size of attr array with NULL */
+ break;
+ }
+ }
+ }
+
+ if(DEVICE_CAPA(id_eeprom.capa, CAPA_WIFI)) {
+ attr_blength += sizeof mtcpm_wifi_bt_attributes;
+ need_append = 1;
+ }
+ if(DEVICE_CAPA(id_eeprom.capa, CAPA_GPS)) {
+ attr_blength += sizeof mtcpm_gnss_attributes;
+ need_append = 1;
+ }
+ if (need_append) {
+ freelater = all_attrs = kmalloc(attr_blength,GFP_KERNEL);
+ current_count = current_blength/(sizeof (struct attribute *));
+ memcpy(all_attrs,mtcpm_platform_attributes,current_blength);
+ if(DEVICE_CAPA(id_eeprom.capa, CAPA_WIFI)) {
+ log_info("Adding WiFi/BT to mts-io driver");
+ memcpy(all_attrs + current_count,mtcpm_wifi_bt_attributes,sizeof mtcpm_wifi_bt_attributes);
+ current_count += sizeof mtcpm_wifi_bt_attributes / (sizeof (struct attribute *));
+ }
+ if(DEVICE_CAPA(id_eeprom.capa, CAPA_GPS)) {
+ log_info("Adding GPS to mts-io driver");
+ attr_blength += sizeof mtcpm_gnss_attributes;
+ memcpy(all_attrs + current_count,mtcpm_gnss_attributes,sizeof mtcpm_gnss_attributes);
+ current_count += sizeof mtcpm_gnss_attributes / (sizeof (struct attribute *));
+ }
+ all_attrs[current_count] = (struct attribute *)NULL;
+ mtcpm_platform_attribute_group.attrs = all_attrs;
+ }
+
attr_group = &mtcpm_platform_attribute_group;
gpio_pins = gpio_pins_mtcpm;
set_buttons(default_buttons);
- log_info("detected board %s", tmp);
+ log_info("detected board %s", tmp);
} else if (strncmp(id_eeprom.product_id, PRODUCT_ID_MT100EOCG, strlen(PRODUCT_ID_MT100EOCG)) == 0) {
attr_group = &mt100eocg_platform_attribute_group;
gpio_pins = gpio_pins_mt100eocg_0_0;