static ssize_t tuning_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct mdnie_info *mdnie = dev_get_drvdata(dev);
char *pos = buf;
struct mdnie_table *table = NULL;
int i, idx;
pos += sprintf(pos, "++ %s: %s\n", __func__, mdnie->path);
if (!mdnie->tuning) {
pos += sprintf(pos, "tunning mode is off\n");
goto exit;
}
if (strncmp(mdnie->path, MDNIE_SYSFS_PREFIX, sizeof(MDNIE_SYSFS_PREFIX) - 1)) {
pos += sprintf(pos, "file path is invalid, %s\n", mdnie->path);
goto exit;
}
table = mdnie_find_table(mdnie);
if (!IS_ERR_OR_NULL(table) && !IS_ERR_OR_NULL(table->name)) {
mdnie_request_table(mdnie->path, table);
for (idx = 0; table->seq[idx].len; idx++) {
for (i = 0; i < table->seq[idx].len; i++)
pos += sprintf(pos, "0x%02x ", table->seq[idx].cmd[i]);
}
pos += sprintf(pos, "\n");
}
exit:
pos += sprintf(pos, "-- %s\n", __func__);
return pos - buf;
}
static void mdnie_update_sequence(struct mdnie_info *mdnie, struct mdnie_table *table)
{
if (mdnie->tuning)
mdnie_request_table(mdnie->path, table);
mdnie_write_table(mdnie, table);
return;
}
static void mdnie_update_sequence(struct mdnie_info *mdnie, struct mdnie_table *table)
{
struct mdnie_table *t = NULL;
if (mdnie->tuning) {
t = mdnie_request_table(mdnie->path, table);
if (!IS_ERR_OR_NULL(t) && !IS_ERR_OR_NULL(t->name))
mdnie_write_table(mdnie, t);
else
mdnie_write_table(mdnie, table);
} else
mdnie_write_table(mdnie, table);
return;
}
void mdnie_update(struct mdnie_info *mdnie)
{
struct mdnie_tuning_info *table = NULL;
if (!mdnie->enable) {
dev_err(mdnie->dev, "mdnie state is off\n");
return;
}
table = mdnie_request_table(mdnie);
if (!IS_ERR_OR_NULL(table) && !IS_ERR_OR_NULL(table->sequence)) {
mdnie_update_sequence(mdnie, table);
dev_info(mdnie->dev, "%s\n", table->name);
}
return;
}
static ssize_t tuning_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct mdnie_info *mdnie = dev_get_drvdata(dev);
char *pos = buf;
struct mdnie_tuning_info *table;
int ret, i;
unsigned short *wbuf;
pos += sprintf(pos, "++ %s: %s\n", __func__, mdnie->path);
if (!mdnie->tuning) {
pos += sprintf(pos, "tunning mode is off\n");
goto exit;
}
if (strncmp(mdnie->path, MDNIE_SYSFS_PREFIX, sizeof(MDNIE_SYSFS_PREFIX) - 1)) {
pos += sprintf(pos, "file path is invalid, %s\n", mdnie->path);
goto exit;
}
table = mdnie_request_table(mdnie);
if (!IS_ERR_OR_NULL(table)) {
ret = mdnie_request_firmware(mdnie->path, &wbuf, table->name);
i = 0;
while (wbuf[i] != END_SEQ) {
pos += sprintf(pos, "0x%04x, 0x%04x\n", wbuf[i], wbuf[i+1]);
i += 2;
}
if (!IS_ERR_OR_NULL(wbuf))
kfree(wbuf);
pos += sprintf(pos, "%s\n", table->name);
}
exit:
pos += sprintf(pos, "-- %s\n", __func__);
return pos - buf;
}
