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path: root/drivers/staging/media/go7007/go7007-driver.c
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Diffstat (limited to 'drivers/staging/media/go7007/go7007-driver.c')
-rw-r--r--drivers/staging/media/go7007/go7007-driver.c390
1 files changed, 221 insertions, 169 deletions
diff --git a/drivers/staging/media/go7007/go7007-driver.c b/drivers/staging/media/go7007/go7007-driver.c
index 66950916df2..a5ca99d7c0b 100644
--- a/drivers/staging/media/go7007/go7007-driver.c
+++ b/drivers/staging/media/go7007/go7007-driver.c
@@ -35,7 +35,6 @@
#include <media/v4l2-common.h>
#include "go7007-priv.h"
-#include "wis-i2c.h"
/*
* Wait for an interrupt to be delivered from the GO7007SB and return
@@ -91,43 +90,43 @@ EXPORT_SYMBOL(go7007_read_addr);
static int go7007_load_encoder(struct go7007 *go)
{
const struct firmware *fw_entry;
- char fw_name[] = "go7007fw.bin";
+ char fw_name[] = "go7007/go7007fw.bin";
void *bounce;
int fw_len, rv = 0;
u16 intr_val, intr_data;
- if (request_firmware(&fw_entry, fw_name, go->dev)) {
- v4l2_err(go, "unable to load firmware from file "
- "\"%s\"\n", fw_name);
- return -1;
- }
- if (fw_entry->size < 16 || memcmp(fw_entry->data, "WISGO7007FW", 11)) {
- v4l2_err(go, "file \"%s\" does not appear to be "
- "go7007 firmware\n", fw_name);
- release_firmware(fw_entry);
- return -1;
- }
- fw_len = fw_entry->size - 16;
- bounce = kmemdup(fw_entry->data + 16, fw_len, GFP_KERNEL);
- if (bounce == NULL) {
- v4l2_err(go, "unable to allocate %d bytes for "
- "firmware transfer\n", fw_len);
+ if (go->boot_fw == NULL) {
+ if (request_firmware(&fw_entry, fw_name, go->dev)) {
+ v4l2_err(go, "unable to load firmware from file \"%s\"\n", fw_name);
+ return -1;
+ }
+ if (fw_entry->size < 16 || memcmp(fw_entry->data, "WISGO7007FW", 11)) {
+ v4l2_err(go, "file \"%s\" does not appear to be go7007 firmware\n", fw_name);
+ release_firmware(fw_entry);
+ return -1;
+ }
+ fw_len = fw_entry->size - 16;
+ bounce = kmemdup(fw_entry->data + 16, fw_len, GFP_KERNEL);
+ if (bounce == NULL) {
+ v4l2_err(go, "unable to allocate %d bytes for firmware transfer\n", fw_len);
+ release_firmware(fw_entry);
+ return -1;
+ }
release_firmware(fw_entry);
- return -1;
+ go->boot_fw_len = fw_len;
+ go->boot_fw = bounce;
}
- release_firmware(fw_entry);
if (go7007_interface_reset(go) < 0 ||
- go7007_send_firmware(go, bounce, fw_len) < 0 ||
- go7007_read_interrupt(go, &intr_val, &intr_data) < 0 ||
+ go7007_send_firmware(go, go->boot_fw, go->boot_fw_len) < 0 ||
+ go7007_read_interrupt(go, &intr_val, &intr_data) < 0 ||
(intr_val & ~0x1) != 0x5a5a) {
v4l2_err(go, "error transferring firmware\n");
rv = -1;
}
- kfree(bounce);
return rv;
}
-MODULE_FIRMWARE("go7007fw.bin");
+MODULE_FIRMWARE("go7007/go7007fw.bin");
/*
* Boot the encoder and register the I2C adapter if requested. Do the
@@ -167,15 +166,24 @@ static int go7007_init_encoder(struct go7007 *go)
go7007_write_addr(go, 0x1000, 0x0811);
go7007_write_addr(go, 0x1000, 0x0c11);
}
- if (go->board_id == GO7007_BOARDID_MATRIX_REV) {
+ switch (go->board_id) {
+ case GO7007_BOARDID_MATRIX_REV:
/* Set GPIO pin 0 to be an output (audio clock control) */
go7007_write_addr(go, 0x3c82, 0x0001);
go7007_write_addr(go, 0x3c80, 0x00fe);
- }
- if (go->board_id == GO7007_BOARDID_ADLINK_MPG24) {
+ break;
+ case GO7007_BOARDID_ADLINK_MPG24:
/* set GPIO5 to be an output, currently low */
go7007_write_addr(go, 0x3c82, 0x0000);
go7007_write_addr(go, 0x3c80, 0x00df);
+ break;
+ case GO7007_BOARDID_ADS_USBAV_709:
+ /* GPIO pin 0: audio clock control */
+ /* pin 2: TW9906 reset */
+ /* pin 3: capture LED */
+ go7007_write_addr(go, 0x3c82, 0x000d);
+ go7007_write_addr(go, 0x3c80, 0x00f2);
+ break;
}
return 0;
}
@@ -196,18 +204,54 @@ int go7007_reset_encoder(struct go7007 *go)
/*
* Attempt to instantiate an I2C client by ID, probably loading a module.
*/
-static int init_i2c_module(struct i2c_adapter *adapter, const char *type,
- int addr)
+static int init_i2c_module(struct i2c_adapter *adapter, const struct go_i2c *const i2c)
{
struct go7007 *go = i2c_get_adapdata(adapter);
struct v4l2_device *v4l2_dev = &go->v4l2_dev;
-
- if (v4l2_i2c_new_subdev(v4l2_dev, adapter, type, addr, NULL))
+ struct v4l2_subdev *sd;
+ struct i2c_board_info info;
+
+ memset(&info, 0, sizeof(info));
+ strlcpy(info.type, i2c->type, sizeof(info.type));
+ info.addr = i2c->addr;
+ info.flags = i2c->flags;
+
+ sd = v4l2_i2c_new_subdev_board(v4l2_dev, adapter, &info, NULL);
+ if (sd) {
+ if (i2c->is_video)
+ go->sd_video = sd;
+ if (i2c->is_audio)
+ go->sd_audio = sd;
return 0;
+ }
- dev_info(&adapter->dev,
- "go7007: probing for module i2c:%s failed\n", type);
- return -1;
+ printk(KERN_INFO "go7007: probing for module i2c:%s failed\n", i2c->type);
+ return -EINVAL;
+}
+
+/*
+ * Detach and unregister the encoder. The go7007 struct won't be freed
+ * until v4l2 finishes releasing its resources and all associated fds are
+ * closed by applications.
+ */
+static void go7007_remove(struct v4l2_device *v4l2_dev)
+{
+ struct go7007 *go = container_of(v4l2_dev, struct go7007, v4l2_dev);
+
+ v4l2_device_unregister(v4l2_dev);
+ if (go->hpi_ops->release)
+ go->hpi_ops->release(go);
+ if (go->i2c_adapter_online) {
+ if (i2c_del_adapter(&go->i2c_adapter) == 0)
+ go->i2c_adapter_online = 0;
+ else
+ v4l2_err(&go->v4l2_dev,
+ "error removing I2C adapter!\n");
+ }
+
+ kfree(go->boot_fw);
+ go7007_v4l2_remove(go);
+ kfree(go);
}
/*
@@ -218,38 +262,63 @@ static int init_i2c_module(struct i2c_adapter *adapter, const char *type,
*
* Must NOT be called with the hw_lock held.
*/
-int go7007_register_encoder(struct go7007 *go)
+int go7007_register_encoder(struct go7007 *go, unsigned num_i2c_devs)
{
int i, ret;
dev_info(go->dev, "go7007: registering new %s\n", go->name);
+ go->v4l2_dev.release = go7007_remove;
+ ret = v4l2_device_register(go->dev, &go->v4l2_dev);
+ if (ret < 0)
+ return ret;
+
mutex_lock(&go->hw_lock);
ret = go7007_init_encoder(go);
mutex_unlock(&go->hw_lock);
if (ret < 0)
- return -1;
+ return ret;
- /* v4l2 init must happen before i2c subdevs */
- ret = go7007_v4l2_init(go);
+ ret = go7007_v4l2_ctrl_init(go);
if (ret < 0)
return ret;
if (!go->i2c_adapter_online &&
go->board_info->flags & GO7007_BOARD_USE_ONBOARD_I2C) {
- if (go7007_i2c_init(go) < 0)
- return -1;
+ ret = go7007_i2c_init(go);
+ if (ret < 0)
+ return ret;
go->i2c_adapter_online = 1;
}
if (go->i2c_adapter_online) {
- for (i = 0; i < go->board_info->num_i2c_devs; ++i)
- init_i2c_module(&go->i2c_adapter,
- go->board_info->i2c_devs[i].type,
- go->board_info->i2c_devs[i].addr);
+ if (go->board_id == GO7007_BOARDID_ADS_USBAV_709) {
+ /* Reset the TW9906 */
+ go7007_write_addr(go, 0x3c82, 0x0009);
+ msleep(50);
+ go7007_write_addr(go, 0x3c82, 0x000d);
+ }
+ for (i = 0; i < num_i2c_devs; ++i)
+ init_i2c_module(&go->i2c_adapter, &go->board_info->i2c_devs[i]);
+
+ if (go->tuner_type >= 0) {
+ struct tuner_setup setup = {
+ .addr = ADDR_UNSET,
+ .type = go->tuner_type,
+ .mode_mask = T_ANALOG_TV,
+ };
+
+ v4l2_device_call_all(&go->v4l2_dev, 0, tuner,
+ s_type_addr, &setup);
+ }
if (go->board_id == GO7007_BOARDID_ADLINK_MPG24)
- i2c_clients_command(&go->i2c_adapter,
- DECODER_SET_CHANNEL, &go->channel_number);
+ v4l2_subdev_call(go->sd_video, video, s_routing,
+ 0, 0, go->channel_number + 1);
}
+
+ ret = go7007_v4l2_init(go);
+ if (ret < 0)
+ return ret;
+
if (go->board_info->flags & GO7007_BOARD_HAS_AUDIO) {
go->audio_enabled = 1;
go7007_snd_init(go);
@@ -309,48 +378,54 @@ start_error:
/*
* Store a byte in the current video buffer, if there is one.
*/
-static inline void store_byte(struct go7007_buffer *gobuf, u8 byte)
+static inline void store_byte(struct go7007_buffer *vb, u8 byte)
{
- if (gobuf != NULL && gobuf->bytesused < GO7007_BUF_SIZE) {
- unsigned int pgidx = gobuf->offset >> PAGE_SHIFT;
- unsigned int pgoff = gobuf->offset & ~PAGE_MASK;
+ if (vb && vb->vb.v4l2_planes[0].bytesused < GO7007_BUF_SIZE) {
+ u8 *ptr = vb2_plane_vaddr(&vb->vb, 0);
- *((u8 *)page_address(gobuf->pages[pgidx]) + pgoff) = byte;
- ++gobuf->offset;
- ++gobuf->bytesused;
+ ptr[vb->vb.v4l2_planes[0].bytesused++] = byte;
}
}
/*
* Deliver the last video buffer and get a new one to start writing to.
*/
-static void frame_boundary(struct go7007 *go)
+static struct go7007_buffer *frame_boundary(struct go7007 *go, struct go7007_buffer *vb)
{
- struct go7007_buffer *gobuf;
+ struct go7007_buffer *vb_tmp = NULL;
+ u32 *bytesused = &vb->vb.v4l2_planes[0].bytesused;
int i;
- if (go->active_buf) {
- if (go->active_buf->modet_active) {
- if (go->active_buf->bytesused + 216 < GO7007_BUF_SIZE) {
+ if (vb) {
+ if (vb->modet_active) {
+ if (*bytesused + 216 < GO7007_BUF_SIZE) {
for (i = 0; i < 216; ++i)
- store_byte(go->active_buf,
- go->active_map[i]);
- go->active_buf->bytesused -= 216;
+ store_byte(vb, go->active_map[i]);
+ *bytesused -= 216;
} else
- go->active_buf->modet_active = 0;
+ vb->modet_active = 0;
}
- go->active_buf->state = BUF_STATE_DONE;
- wake_up_interruptible(&go->frame_waitq);
- go->active_buf = NULL;
+ vb->vb.v4l2_buf.sequence = go->next_seq++;
+ v4l2_get_timestamp(&vb->vb.v4l2_buf.timestamp);
+ vb_tmp = vb;
+ spin_lock(&go->spinlock);
+ list_del(&vb->list);
+ if (list_empty(&go->vidq_active))
+ vb = NULL;
+ else
+ vb = list_first_entry(&go->vidq_active, struct go7007_buffer, list);
+ go->active_buf = vb;
+ spin_unlock(&go->spinlock);
+ vb2_buffer_done(&vb_tmp->vb, VB2_BUF_STATE_DONE);
+ return vb;
}
- list_for_each_entry(gobuf, &go->stream, stream)
- if (gobuf->state == BUF_STATE_QUEUED) {
- gobuf->seq = go->next_seq;
- do_gettimeofday(&gobuf->timestamp);
- go->active_buf = gobuf;
- break;
- }
- ++go->next_seq;
+ spin_lock(&go->spinlock);
+ if (!list_empty(&go->vidq_active))
+ vb = go->active_buf =
+ list_first_entry(&go->vidq_active, struct go7007_buffer, list);
+ spin_unlock(&go->spinlock);
+ go->next_seq++;
+ return vb;
}
static void write_bitmap_word(struct go7007 *go)
@@ -374,30 +449,30 @@ static void write_bitmap_word(struct go7007 *go)
*/
void go7007_parse_video_stream(struct go7007 *go, u8 *buf, int length)
{
- int i, seq_start_code = -1, frame_start_code = -1;
-
- spin_lock(&go->spinlock);
+ struct go7007_buffer *vb = go->active_buf;
+ int i, seq_start_code = -1, gop_start_code = -1, frame_start_code = -1;
switch (go->format) {
- case GO7007_FORMAT_MPEG4:
+ case V4L2_PIX_FMT_MPEG4:
seq_start_code = 0xB0;
+ gop_start_code = 0xB3;
frame_start_code = 0xB6;
break;
- case GO7007_FORMAT_MPEG1:
- case GO7007_FORMAT_MPEG2:
+ case V4L2_PIX_FMT_MPEG1:
+ case V4L2_PIX_FMT_MPEG2:
seq_start_code = 0xB3;
+ gop_start_code = 0xB8;
frame_start_code = 0x00;
break;
}
for (i = 0; i < length; ++i) {
- if (go->active_buf != NULL &&
- go->active_buf->bytesused >= GO7007_BUF_SIZE - 3) {
+ if (vb && vb->vb.v4l2_planes[0].bytesused >= GO7007_BUF_SIZE - 3) {
v4l2_info(&go->v4l2_dev, "dropping oversized frame\n");
- go->active_buf->offset -= go->active_buf->bytesused;
- go->active_buf->bytesused = 0;
- go->active_buf->modet_active = 0;
- go->active_buf = NULL;
+ vb->vb.v4l2_planes[0].bytesused = 0;
+ vb->frame_offset = 0;
+ vb->modet_active = 0;
+ vb = go->active_buf = NULL;
}
switch (go->state) {
@@ -410,7 +485,7 @@ void go7007_parse_video_stream(struct go7007 *go, u8 *buf, int length)
go->state = STATE_FF;
break;
default:
- store_byte(go->active_buf, buf[i]);
+ store_byte(vb, buf[i]);
break;
}
break;
@@ -420,12 +495,12 @@ void go7007_parse_video_stream(struct go7007 *go, u8 *buf, int length)
go->state = STATE_00_00;
break;
case 0xFF:
- store_byte(go->active_buf, 0x00);
+ store_byte(vb, 0x00);
go->state = STATE_FF;
break;
default:
- store_byte(go->active_buf, 0x00);
- store_byte(go->active_buf, buf[i]);
+ store_byte(vb, 0x00);
+ store_byte(vb, buf[i]);
go->state = STATE_DATA;
break;
}
@@ -433,21 +508,21 @@ void go7007_parse_video_stream(struct go7007 *go, u8 *buf, int length)
case STATE_00_00:
switch (buf[i]) {
case 0x00:
- store_byte(go->active_buf, 0x00);
+ store_byte(vb, 0x00);
/* go->state remains STATE_00_00 */
break;
case 0x01:
go->state = STATE_00_00_01;
break;
case 0xFF:
- store_byte(go->active_buf, 0x00);
- store_byte(go->active_buf, 0x00);
+ store_byte(vb, 0x00);
+ store_byte(vb, 0x00);
go->state = STATE_FF;
break;
default:
- store_byte(go->active_buf, 0x00);
- store_byte(go->active_buf, 0x00);
- store_byte(go->active_buf, buf[i]);
+ store_byte(vb, 0x00);
+ store_byte(vb, 0x00);
+ store_byte(vb, buf[i]);
go->state = STATE_DATA;
break;
}
@@ -455,31 +530,26 @@ void go7007_parse_video_stream(struct go7007 *go, u8 *buf, int length)
case STATE_00_00_01:
if (buf[i] == 0xF8 && go->modet_enable == 0) {
/* MODET start code, but MODET not enabled */
- store_byte(go->active_buf, 0x00);
- store_byte(go->active_buf, 0x00);
- store_byte(go->active_buf, 0x01);
- store_byte(go->active_buf, 0xF8);
+ store_byte(vb, 0x00);
+ store_byte(vb, 0x00);
+ store_byte(vb, 0x01);
+ store_byte(vb, 0xF8);
go->state = STATE_DATA;
break;
}
/* If this is the start of a new MPEG frame,
* get a new buffer */
- if ((go->format == GO7007_FORMAT_MPEG1 ||
- go->format == GO7007_FORMAT_MPEG2 ||
- go->format == GO7007_FORMAT_MPEG4) &&
- (buf[i] == seq_start_code ||
- buf[i] == 0xB8 || /* GOP code */
- buf[i] == frame_start_code)) {
- if (go->active_buf == NULL || go->seen_frame)
- frame_boundary(go);
- if (buf[i] == frame_start_code) {
- if (go->active_buf != NULL)
- go->active_buf->frame_offset =
- go->active_buf->offset;
- go->seen_frame = 1;
- } else {
- go->seen_frame = 0;
- }
+ if ((go->format == V4L2_PIX_FMT_MPEG1 ||
+ go->format == V4L2_PIX_FMT_MPEG2 ||
+ go->format == V4L2_PIX_FMT_MPEG4) &&
+ (buf[i] == seq_start_code ||
+ buf[i] == gop_start_code ||
+ buf[i] == frame_start_code)) {
+ if (vb == NULL || go->seen_frame)
+ vb = frame_boundary(go, vb);
+ go->seen_frame = buf[i] == frame_start_code;
+ if (vb && go->seen_frame)
+ vb->frame_offset = vb->vb.v4l2_planes[0].bytesused;
}
/* Handle any special chunk types, or just write the
* start code to the (potentially new) buffer */
@@ -498,16 +568,16 @@ void go7007_parse_video_stream(struct go7007 *go, u8 *buf, int length)
go->state = STATE_MODET_MAP;
break;
case 0xFF: /* Potential JPEG start code */
- store_byte(go->active_buf, 0x00);
- store_byte(go->active_buf, 0x00);
- store_byte(go->active_buf, 0x01);
+ store_byte(vb, 0x00);
+ store_byte(vb, 0x00);
+ store_byte(vb, 0x01);
go->state = STATE_FF;
break;
default:
- store_byte(go->active_buf, 0x00);
- store_byte(go->active_buf, 0x00);
- store_byte(go->active_buf, 0x01);
- store_byte(go->active_buf, buf[i]);
+ store_byte(vb, 0x00);
+ store_byte(vb, 0x00);
+ store_byte(vb, 0x01);
+ store_byte(vb, buf[i]);
go->state = STATE_DATA;
break;
}
@@ -515,20 +585,20 @@ void go7007_parse_video_stream(struct go7007 *go, u8 *buf, int length)
case STATE_FF:
switch (buf[i]) {
case 0x00:
- store_byte(go->active_buf, 0xFF);
+ store_byte(vb, 0xFF);
go->state = STATE_00;
break;
case 0xFF:
- store_byte(go->active_buf, 0xFF);
+ store_byte(vb, 0xFF);
/* go->state remains STATE_FF */
break;
case 0xD8:
- if (go->format == GO7007_FORMAT_MJPEG)
- frame_boundary(go);
+ if (go->format == V4L2_PIX_FMT_MJPEG)
+ vb = frame_boundary(go, vb);
/* fall through */
default:
- store_byte(go->active_buf, 0xFF);
- store_byte(go->active_buf, buf[i]);
+ store_byte(vb, 0xFF);
+ store_byte(vb, buf[i]);
go->state = STATE_DATA;
break;
}
@@ -551,8 +621,8 @@ void go7007_parse_video_stream(struct go7007 *go, u8 *buf, int length)
write_bitmap_word(go);
} else
go->modet_word = buf[i] << 8;
- } else if (go->parse_length == 207 && go->active_buf) {
- go->active_buf->modet_active = buf[i];
+ } else if (go->parse_length == 207 && vb) {
+ vb->modet_active = buf[i];
}
if (++go->parse_length == 208)
go->state = STATE_DATA;
@@ -563,15 +633,14 @@ void go7007_parse_video_stream(struct go7007 *go, u8 *buf, int length)
break;
}
}
-
- spin_unlock(&go->spinlock);
}
EXPORT_SYMBOL(go7007_parse_video_stream);
/*
* Allocate a new go7007 struct. Used by the hardware-specific probe.
*/
-struct go7007 *go7007_alloc(struct go7007_board_info *board, struct device *dev)
+struct go7007 *go7007_alloc(const struct go7007_board_info *board,
+ struct device *dev)
{
struct go7007 *go;
int i;
@@ -588,33 +657,17 @@ struct go7007 *go7007_alloc(struct go7007_board_info *board, struct device *dev)
mutex_init(&go->hw_lock);
init_waitqueue_head(&go->frame_waitq);
spin_lock_init(&go->spinlock);
- go->video_dev = NULL;
- go->ref_count = 0;
go->status = STATUS_INIT;
memset(&go->i2c_adapter, 0, sizeof(go->i2c_adapter));
go->i2c_adapter_online = 0;
go->interrupt_available = 0;
init_waitqueue_head(&go->interrupt_waitq);
- go->in_use = 0;
go->input = 0;
- if (board->sensor_flags & GO7007_SENSOR_TV) {
- go->standard = GO7007_STD_NTSC;
- go->width = 720;
- go->height = 480;
- go->sensor_framerate = 30000;
- } else {
- go->standard = GO7007_STD_OTHER;
- go->width = board->sensor_width;
- go->height = board->sensor_height;
- go->sensor_framerate = board->sensor_framerate;
- }
- go->encoder_v_offset = board->sensor_v_offset;
- go->encoder_h_offset = board->sensor_h_offset;
+ go7007_update_board(go);
go->encoder_h_halve = 0;
go->encoder_v_halve = 0;
go->encoder_subsample = 0;
- go->streaming = 0;
- go->format = GO7007_FORMAT_MJPEG;
+ go->format = V4L2_PIX_FMT_MJPEG;
go->bitrate = 1500000;
go->fps_scale = 1;
go->pali = 0;
@@ -633,31 +686,30 @@ struct go7007 *go7007_alloc(struct go7007_board_info *board, struct device *dev)
go->modet_map[i] = 0;
go->audio_deliver = NULL;
go->audio_enabled = 0;
- INIT_LIST_HEAD(&go->stream);
return go;
}
EXPORT_SYMBOL(go7007_alloc);
-/*
- * Detach and unregister the encoder. The go7007 struct won't be freed
- * until v4l2 finishes releasing its resources and all associated fds are
- * closed by applications.
- */
-void go7007_remove(struct go7007 *go)
+void go7007_update_board(struct go7007 *go)
{
- if (go->i2c_adapter_online) {
- if (i2c_del_adapter(&go->i2c_adapter) == 0)
- go->i2c_adapter_online = 0;
- else
- v4l2_err(&go->v4l2_dev,
- "error removing I2C adapter!\n");
- }
+ const struct go7007_board_info *board = go->board_info;
- if (go->audio_enabled)
- go7007_snd_remove(go);
- go7007_v4l2_remove(go);
+ if (board->sensor_flags & GO7007_SENSOR_TV) {
+ go->standard = GO7007_STD_NTSC;
+ go->std = V4L2_STD_NTSC_M;
+ go->width = 720;
+ go->height = 480;
+ go->sensor_framerate = 30000;
+ } else {
+ go->standard = GO7007_STD_OTHER;
+ go->width = board->sensor_width;
+ go->height = board->sensor_height;
+ go->sensor_framerate = board->sensor_framerate;
+ }
+ go->encoder_v_offset = board->sensor_v_offset;
+ go->encoder_h_offset = board->sensor_h_offset;
}
-EXPORT_SYMBOL(go7007_remove);
+EXPORT_SYMBOL(go7007_update_board);
MODULE_LICENSE("GPL v2");