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Merge "power: supply: qti_battery_charger: add support for wireless FW CRC check"

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This commit is contained in:
qctecmdr 2020-09-21 15:06:33 -07:00 • committed by Gerrit - the friendly Code Review server
commit b9d5927b35
1 changed files with 27 additions and 1 deletions
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28
drivers/power/supply/qti_battery_charger.c
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@ -46,6 +46,7 @@
#define BC_WAIT_TIME_MS 1000
#define WLS_FW_PREPARE_TIME_MS 300
#define WLS_FW_WAIT_TIME_MS 500
#define WLS_FW_UPDATE_TIME_MS 1000
#define WLS_FW_BUF_SIZE 128
#define DEFAULT_RESTRICT_FCC_UA 1000000
@ -161,6 +162,7 @@ struct wireless_fw_check_req {
struct pmic_glink_hdr hdr;
u32 fw_version;
u32 fw_size;
u32 fw_crc;
};
struct wireless_fw_check_resp {
@ -231,6 +233,7 @@ struct battery_chg_dev {
bool debug_battery_detected;
bool wls_fw_update_reqd;
u32 wls_fw_version;
u16 wls_fw_crc;
struct notifier_block reboot_notifier;
u32 thermal_fcc_ua;
u32 restrict_fcc_ua;
@ -593,6 +596,9 @@ static void handle_message(struct battery_chg_dev *bcdev, void *data,
fw_update_msg = data;
if (fw_update_msg->fw_update_done == 1)
complete(&bcdev->fw_update_ack);
else
pr_err("Wireless FW update not done %d\n",
(int)fw_update_msg->fw_update_done);
} else {
pr_err("Incorrect response length %zu for wls_fw_update_status_resp\n",
len);
@ -1232,6 +1238,7 @@ static int wireless_fw_check_for_update(struct battery_chg_dev *bcdev,
req_msg.hdr.opcode = BC_WLS_FW_CHECK_UPDATE;
req_msg.fw_version = version;
req_msg.fw_size = size;
req_msg.fw_crc = bcdev->wls_fw_crc;
return battery_chg_write(bcdev, &req_msg, sizeof(req_msg));
}
@ -1319,7 +1326,7 @@ static int wireless_fw_update(struct battery_chg_dev *bcdev, bool force)
}
rc = wait_for_completion_timeout(&bcdev->fw_update_ack,
msecs_to_jiffies(WLS_FW_WAIT_TIME_MS));
msecs_to_jiffies(WLS_FW_UPDATE_TIME_MS));
if (!rc) {
pr_err("Error, timed out updating firmware\n");
rc = -ETIMEDOUT;
@ -1331,6 +1338,7 @@ static int wireless_fw_update(struct battery_chg_dev *bcdev, bool force)
pr_info("Wireless FW update done\n");
release_fw:
bcdev->wls_fw_crc = 0;
release_firmware(fw);
out:
pm_relax(bcdev->dev);
@ -1338,6 +1346,23 @@ out:
return rc;
}
static ssize_t wireless_fw_crc_store(struct class *c,
struct class_attribute *attr,
const char *buf, size_t count)
{
struct battery_chg_dev *bcdev = container_of(c, struct battery_chg_dev,
battery_class);
u16 val;
if (kstrtou16(buf, 0, &val) || !val)
return -EINVAL;
bcdev->wls_fw_crc = val;
return count;
}
static CLASS_ATTR_WO(wireless_fw_crc);
static ssize_t wireless_fw_version_show(struct class *c,
struct class_attribute *attr,
char *buf)
@ -1683,6 +1708,7 @@ static struct attribute *battery_class_attrs[] = {
&class_attr_wireless_fw_update.attr,
&class_attr_wireless_fw_force_update.attr,
&class_attr_wireless_fw_version.attr,
&class_attr_wireless_fw_crc.attr,
&class_attr_ship_mode_en.attr,
&class_attr_restrict_chg.attr,
&class_attr_restrict_cur.attr,