#define GM12U320_BLOCK_COUNT 20
#define GM12U320_ERR(fmt, ...) \
- DRM_DEV_ERROR(&gm12u320->udev->dev, fmt, ##__VA_ARGS__)
+ DRM_DEV_ERROR(gm12u320->dev.dev, fmt, ##__VA_ARGS__)
#define MISC_RCV_EPT 1
#define DATA_RCV_EPT 2
struct drm_device dev;
struct drm_simple_display_pipe pipe;
struct drm_connector conn;
- struct usb_device *udev;
unsigned char *cmd_buf;
unsigned char *data_buf[GM12U320_BLOCK_COUNT];
struct {
0x80, 0x00, 0x00, 0x4f
};
+static inline struct usb_device *gm12u320_to_usb_device(struct gm12u320_device *gm12u320)
+{
+ return interface_to_usbdev(to_usb_interface(gm12u320->dev.dev));
+}
+
static int gm12u320_usb_alloc(struct gm12u320_device *gm12u320)
{
int i, block_size;
u8 req_a, u8 req_b,
u8 arg_a, u8 arg_b, u8 arg_c, u8 arg_d)
{
+ struct usb_device *udev = gm12u320_to_usb_device(gm12u320);
int ret, len;
memcpy(gm12u320->cmd_buf, &cmd_misc, CMD_SIZE);
gm12u320->cmd_buf[25] = arg_d;
/* Send request */
- ret = usb_bulk_msg(gm12u320->udev,
- usb_sndbulkpipe(gm12u320->udev, MISC_SND_EPT),
+ ret = usb_bulk_msg(udev, usb_sndbulkpipe(udev, MISC_SND_EPT),
gm12u320->cmd_buf, CMD_SIZE, &len, CMD_TIMEOUT);
if (ret || len != CMD_SIZE) {
GM12U320_ERR("Misc. req. error %d\n", ret);
}
/* Read value */
- ret = usb_bulk_msg(gm12u320->udev,
- usb_rcvbulkpipe(gm12u320->udev, MISC_RCV_EPT),
+ ret = usb_bulk_msg(udev, usb_rcvbulkpipe(udev, MISC_RCV_EPT),
gm12u320->cmd_buf, MISC_VALUE_SIZE, &len,
DATA_TIMEOUT);
if (ret || len != MISC_VALUE_SIZE) {
/* cmd_buf[0] now contains the read value, which we don't use */
/* Read status */
- ret = usb_bulk_msg(gm12u320->udev,
- usb_rcvbulkpipe(gm12u320->udev, MISC_RCV_EPT),
+ ret = usb_bulk_msg(udev, usb_rcvbulkpipe(udev, MISC_RCV_EPT),
gm12u320->cmd_buf, READ_STATUS_SIZE, &len,
CMD_TIMEOUT);
if (ret || len != READ_STATUS_SIZE) {
struct gm12u320_device *gm12u320 =
container_of(to_delayed_work(work), struct gm12u320_device,
fb_update.work);
+ struct usb_device *udev = gm12u320_to_usb_device(gm12u320);
int block, block_size, len;
int ret = 0;
gm12u320->cmd_buf[21] =
block | (gm12u320->fb_update.frame << 7);
- ret = usb_bulk_msg(gm12u320->udev,
- usb_sndbulkpipe(gm12u320->udev, DATA_SND_EPT),
- gm12u320->cmd_buf, CMD_SIZE, &len,
- CMD_TIMEOUT);
+ ret = usb_bulk_msg(udev,
+ usb_sndbulkpipe(udev, DATA_SND_EPT),
+ gm12u320->cmd_buf, CMD_SIZE, &len,
+ CMD_TIMEOUT);
if (ret || len != CMD_SIZE)
goto err;
/* Send data block to device */
- ret = usb_bulk_msg(gm12u320->udev,
- usb_sndbulkpipe(gm12u320->udev, DATA_SND_EPT),
- gm12u320->data_buf[block], block_size,
- &len, DATA_TIMEOUT);
+ ret = usb_bulk_msg(udev,
+ usb_sndbulkpipe(udev, DATA_SND_EPT),
+ gm12u320->data_buf[block], block_size,
+ &len, DATA_TIMEOUT);
if (ret || len != block_size)
goto err;
/* Read status */
- ret = usb_bulk_msg(gm12u320->udev,
- usb_rcvbulkpipe(gm12u320->udev, DATA_RCV_EPT),
- gm12u320->cmd_buf, READ_STATUS_SIZE, &len,
- CMD_TIMEOUT);
+ ret = usb_bulk_msg(udev,
+ usb_rcvbulkpipe(udev, DATA_RCV_EPT),
+ gm12u320->cmd_buf, READ_STATUS_SIZE, &len,
+ CMD_TIMEOUT);
if (ret || len != READ_STATUS_SIZE)
goto err;
}
/* Send draw command to device */
memcpy(gm12u320->cmd_buf, cmd_draw, CMD_SIZE);
- ret = usb_bulk_msg(gm12u320->udev,
- usb_sndbulkpipe(gm12u320->udev, DATA_SND_EPT),
- gm12u320->cmd_buf, CMD_SIZE, &len, CMD_TIMEOUT);
+ ret = usb_bulk_msg(udev, usb_sndbulkpipe(udev, DATA_SND_EPT),
+ gm12u320->cmd_buf, CMD_SIZE, &len, CMD_TIMEOUT);
if (ret || len != CMD_SIZE)
goto err;
/* Read status */
- ret = usb_bulk_msg(gm12u320->udev,
- usb_rcvbulkpipe(gm12u320->udev, DATA_RCV_EPT),
- gm12u320->cmd_buf, READ_STATUS_SIZE, &len,
- gm12u320->fb_update.draw_status_timeout);
+ ret = usb_bulk_msg(udev, usb_rcvbulkpipe(udev, DATA_RCV_EPT),
+ gm12u320->cmd_buf, READ_STATUS_SIZE, &len,
+ gm12u320->fb_update.draw_status_timeout);
if (ret || len != READ_STATUS_SIZE)
goto err;
if (IS_ERR(gm12u320))
return PTR_ERR(gm12u320);
- gm12u320->udev = interface_to_usbdev(interface);
INIT_DELAYED_WORK(&gm12u320->fb_update.work, gm12u320_fb_update_work);
mutex_init(&gm12u320->fb_update.lock);