struct mdnie_table *mdnie_request_table(char *path, struct mdnie_table *s)
{
char string[50];
unsigned int i, j, size;
mdnie_t *buf = NULL;
struct mdnie_table *t;
int ret = 0;
ret = mdnie_check_firmware(path, s->name);
if (ret < 0)
return NULL;
t = kzalloc(sizeof(struct mdnie_table), GFP_KERNEL);
t->name = kzalloc(strlen(s->name) + 1, GFP_KERNEL);
strcpy(t->name, s->name);
memcpy(t, s, sizeof(struct mdnie_table));
if (ret > 0) {
for (j = 1, i = MDNIE_CMD1; i <= MDNIE_CMD2; i++, j++) {
memset(string, 0, sizeof(string));
sprintf(string, "%s_%d", t->name, j);
size = mdnie_request_firmware(path, string, &buf);
t->tune[i].sequence = buf;
t->tune[i].size = size;
pr_info("%s: size is %d\n", string, t->tune[i].size);
}
} else if (ret == 0) {
size = mdnie_request_firmware(path, NULL, &buf);
#if defined(CONFIG_EXYNOS_DECON_MDNIE_LITE)
for (i = 0; i < size; i++) {
if (buf[i] == 0xEC)
break;
}
t->tune[MDNIE_CMD1].sequence = &buf[0];
t->tune[MDNIE_CMD1].size = i;
#endif
t->tune[MDNIE_CMD2].sequence = &buf[i];
t->tune[MDNIE_CMD2].size = size - i + 1;
}
/* for (i = 0; i < MDNIE_CMD_MAX; i++) {
pr_info("%d: size is %d\n", i, t->tune[i].size);
for (j = 0; j < t->tune[i].size; j++)
pr_info("%d: %03d: %02x\n", i, j, t->tune[i].sequence[j]);
} */
return t;
}
static void mdnie_update_sequence(struct mdnie_info *mdnie, struct mdnie_tuning_info *table)
{
unsigned short *wbuf = NULL;
int ret;
if (unlikely(mdnie->tuning)) {
ret = mdnie_request_firmware(mdnie->path, &wbuf, table->name);
if (ret < 0 && IS_ERR_OR_NULL(wbuf))
goto exit;
mdnie_send_sequence(mdnie, wbuf);
kfree(wbuf);
} else
mdnie_send_sequence(mdnie, table->sequence);
exit:
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;
}
