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alsa-scarlett-gui/src/device-update-firmware.c
2024-03-24 17:06:17 +10:30

141 lines
3.7 KiB
C

// SPDX-FileCopyrightText: 2024 Geoffrey D. Bennett <g@b4.vu>
// SPDX-License-Identifier: GPL-3.0-or-later
#include <gtk/gtk.h>
#include "device-reset-config.h"
#include "scarlett2.h"
#include "scarlett2-firmware.h"
#include "scarlett2-ioctls.h"
#include "window-modal.h"
static gpointer update_progress(
struct modal_data *modal_data,
char *text,
int progress
) {
struct progress_data *progress_data = g_new0(struct progress_data, 1);
progress_data->modal_data = modal_data;
progress_data->text = text;
progress_data->progress = progress;
g_main_context_invoke(NULL, modal_update_progress, progress_data);
return NULL;
}
#define fail(msg) { \
if (hwdep) \
scarlett2_close(hwdep); \
if (firmware) \
scarlett2_free_firmware_file(firmware); \
return update_progress(modal_data, msg, -1); \
}
#define failsndmsg(msg) g_strdup_printf(msg, snd_strerror(err))
gpointer update_firmware_thread(gpointer user_data) {
struct modal_data *modal_data = user_data;
struct alsa_card *card = modal_data->card;
int err = 0;
snd_hwdep_t *hwdep = NULL;
// read the firmware file
update_progress(modal_data, g_strdup("Checking firmware..."), 0);
struct scarlett2_firmware_file *firmware =
scarlett2_get_best_firmware(card->pid);
// if no firmware, fail
if (!firmware)
fail(failsndmsg("No update firmware found for device: %s"));
if (firmware->header.usb_pid != card->pid)
fail(g_strdup("Firmware file does not match device"));
update_progress(modal_data, g_strdup("Resetting configuration..."), 0);
err = scarlett2_open_card(card->device, &hwdep);
if (err < 0)
fail(failsndmsg("Unable to open hwdep interface: %s"));
err = scarlett2_erase_config(hwdep);
if (err < 0)
fail(failsndmsg("Unable to reset configuration: %s"));
while (1) {
g_usleep(50000);
err = scarlett2_get_erase_progress(hwdep);
if (err < 0)
fail(failsndmsg("Unable to get erase progress: %s"));
if (err == 255)
break;
update_progress(modal_data, NULL, err);
}
update_progress(modal_data, g_strdup("Erasing flash..."), 0);
err = scarlett2_erase_firmware(hwdep);
if (err < 0)
fail(failsndmsg("Unable to erase upgrade firmware: %s"));
while (1) {
g_usleep(50000);
err = scarlett2_get_erase_progress(hwdep);
if (err < 0)
fail(failsndmsg("Unable to get erase progress: %s"));
if (err == 255)
break;
update_progress(modal_data, NULL, err);
}
update_progress(modal_data, g_strdup("Writing firmware..."), 0);
size_t offset = 0;
size_t len = firmware->header.firmware_length;
unsigned char *buf = firmware->firmware_data;
while (offset < len) {
err = snd_hwdep_write(hwdep, buf + offset, len - offset);
if (err < 0)
fail(failsndmsg("Unable to write firmware: %s"));
offset += err;
update_progress(modal_data, NULL, (offset * 100) / len);
}
g_main_context_invoke(NULL, modal_start_reboot_progress, modal_data);
scarlett2_reboot(hwdep);
scarlett2_close(hwdep);
return NULL;
}
static void join_thread(gpointer thread) {
g_thread_join(thread);
}
static void update_firmware_yes_callback(struct modal_data *modal_data) {
GThread *thread = g_thread_new(
"update_firmware_thread", update_firmware_thread, modal_data
);
g_object_set_data_full(
G_OBJECT(modal_data->button_box), "thread", thread, join_thread
);
}
void create_update_firmware_window(GtkWidget *w, struct alsa_card *card) {
create_modal_window(
w, card,
"Confirm Update Firmware",
"Updating Firmware",
"The firmware update process will take about 15 seconds.\n"
"Please do not disconnect the device while updating.\n"
"Ready to proceed?",
update_firmware_yes_callback
);
}