summaryrefslogtreecommitdiff
path: root/linux/drivers/media/video/mt9m111.c
diff options
context:
space:
mode:
Diffstat (limited to 'linux/drivers/media/video/mt9m111.c')
-rw-r--r--linux/drivers/media/video/mt9m111.c129
1 files changed, 79 insertions, 50 deletions
diff --git a/linux/drivers/media/video/mt9m111.c b/linux/drivers/media/video/mt9m111.c
index 3ae675a42..77639ae5c 100644
--- a/linux/drivers/media/video/mt9m111.c
+++ b/linux/drivers/media/video/mt9m111.c
@@ -113,10 +113,10 @@
* mt9m111: Camera control register addresses (0x200..0x2ff not implemented)
*/
-#define reg_read(reg) mt9m111_reg_read(icd, MT9M111_##reg)
-#define reg_write(reg, val) mt9m111_reg_write(icd, MT9M111_##reg, (val))
-#define reg_set(reg, val) mt9m111_reg_set(icd, MT9M111_##reg, (val))
-#define reg_clear(reg, val) mt9m111_reg_clear(icd, MT9M111_##reg, (val))
+#define reg_read(reg) mt9m111_reg_read(client, MT9M111_##reg)
+#define reg_write(reg, val) mt9m111_reg_write(client, MT9M111_##reg, (val))
+#define reg_set(reg, val) mt9m111_reg_set(client, MT9M111_##reg, (val))
+#define reg_clear(reg, val) mt9m111_reg_clear(client, MT9M111_##reg, (val))
#define MT9M111_MIN_DARK_ROWS 8
#define MT9M111_MIN_DARK_COLS 24
@@ -152,7 +152,7 @@ struct mt9m111 {
struct soc_camera_device icd;
int model; /* V4L2_IDENT_MT9M11x* codes from v4l2-chip-ident.h */
enum mt9m111_context context;
- unsigned int left, top, width, height;
+ struct v4l2_rect rect;
u32 pixfmt;
unsigned char autoexposure;
unsigned char datawidth;
@@ -184,58 +184,55 @@ static int reg_page_map_set(struct i2c_client *client, const u16 reg)
return ret;
}
-static int mt9m111_reg_read(struct soc_camera_device *icd, const u16 reg)
+static int mt9m111_reg_read(struct i2c_client *client, const u16 reg)
{
- struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
- struct i2c_client *client = mt9m111->client;
int ret;
ret = reg_page_map_set(client, reg);
if (!ret)
ret = swab16(i2c_smbus_read_word_data(client, (reg & 0xff)));
- dev_dbg(&icd->dev, "read reg.%03x -> %04x\n", reg, ret);
+ dev_dbg(&client->dev, "read reg.%03x -> %04x\n", reg, ret);
return ret;
}
-static int mt9m111_reg_write(struct soc_camera_device *icd, const u16 reg,
+static int mt9m111_reg_write(struct i2c_client *client, const u16 reg,
const u16 data)
{
- struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
- struct i2c_client *client = mt9m111->client;
int ret;
ret = reg_page_map_set(client, reg);
if (!ret)
- ret = i2c_smbus_write_word_data(mt9m111->client, (reg & 0xff),
+ ret = i2c_smbus_write_word_data(client, (reg & 0xff),
swab16(data));
- dev_dbg(&icd->dev, "write reg.%03x = %04x -> %d\n", reg, data, ret);
+ dev_dbg(&client->dev, "write reg.%03x = %04x -> %d\n", reg, data, ret);
return ret;
}
-static int mt9m111_reg_set(struct soc_camera_device *icd, const u16 reg,
+static int mt9m111_reg_set(struct i2c_client *client, const u16 reg,
const u16 data)
{
int ret;
- ret = mt9m111_reg_read(icd, reg);
+ ret = mt9m111_reg_read(client, reg);
if (ret >= 0)
- ret = mt9m111_reg_write(icd, reg, ret | data);
+ ret = mt9m111_reg_write(client, reg, ret | data);
return ret;
}
-static int mt9m111_reg_clear(struct soc_camera_device *icd, const u16 reg,
+static int mt9m111_reg_clear(struct i2c_client *client, const u16 reg,
const u16 data)
{
int ret;
- ret = mt9m111_reg_read(icd, reg);
- return mt9m111_reg_write(icd, reg, ret & ~data);
+ ret = mt9m111_reg_read(client, reg);
+ return mt9m111_reg_write(client, reg, ret & ~data);
}
static int mt9m111_set_context(struct soc_camera_device *icd,
enum mt9m111_context ctxt)
{
+ struct i2c_client *client = to_i2c_client(icd->control);
int valB = MT9M111_CTXT_CTRL_RESTART | MT9M111_CTXT_CTRL_DEFECTCOR_B
| MT9M111_CTXT_CTRL_RESIZE_B | MT9M111_CTXT_CTRL_CTRL2_B
| MT9M111_CTXT_CTRL_GAMMA_B | MT9M111_CTXT_CTRL_READ_MODE_B
@@ -249,12 +246,14 @@ static int mt9m111_set_context(struct soc_camera_device *icd,
return reg_write(CONTEXT_CONTROL, valA);
}
-static int mt9m111_setup_rect(struct soc_camera_device *icd)
+static int mt9m111_setup_rect(struct soc_camera_device *icd,
+ struct v4l2_rect *rect)
{
+ struct i2c_client *client = to_i2c_client(icd->control);
struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
int ret, is_raw_format;
- int width = mt9m111->width;
- int height = mt9m111->height;
+ int width = rect->width;
+ int height = rect->height;
if ((mt9m111->pixfmt == V4L2_PIX_FMT_SBGGR8)
|| (mt9m111->pixfmt == V4L2_PIX_FMT_SBGGR16))
@@ -262,9 +261,9 @@ static int mt9m111_setup_rect(struct soc_camera_device *icd)
else
is_raw_format = 0;
- ret = reg_write(COLUMN_START, mt9m111->left);
+ ret = reg_write(COLUMN_START, rect->left);
if (!ret)
- ret = reg_write(ROW_START, mt9m111->top);
+ ret = reg_write(ROW_START, rect->top);
if (is_raw_format) {
if (!ret)
@@ -295,6 +294,7 @@ static int mt9m111_setup_rect(struct soc_camera_device *icd)
static int mt9m111_setup_pixfmt(struct soc_camera_device *icd, u16 outfmt)
{
+ struct i2c_client *client = to_i2c_client(icd->control);
int ret;
ret = reg_write(OUTPUT_FORMAT_CTRL2_A, outfmt);
@@ -356,12 +356,13 @@ static int mt9m111_setfmt_yuv(struct soc_camera_device *icd)
static int mt9m111_enable(struct soc_camera_device *icd)
{
+ struct i2c_client *client = to_i2c_client(icd->control);
struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
- struct soc_camera_link *icl = mt9m111->client->dev.platform_data;
+ struct soc_camera_link *icl = client->dev.platform_data;
int ret;
if (icl->power) {
- ret = icl->power(&mt9m111->client->dev, 1);
+ ret = icl->power(&client->dev, 1);
if (ret < 0) {
dev_err(icd->vdev->parent,
"Platform failed to power-on the camera.\n");
@@ -377,8 +378,9 @@ static int mt9m111_enable(struct soc_camera_device *icd)
static int mt9m111_disable(struct soc_camera_device *icd)
{
+ struct i2c_client *client = to_i2c_client(icd->control);
struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
- struct soc_camera_link *icl = mt9m111->client->dev.platform_data;
+ struct soc_camera_link *icl = client->dev.platform_data;
int ret;
ret = reg_clear(RESET, MT9M111_RESET_CHIP_ENABLE);
@@ -386,15 +388,15 @@ static int mt9m111_disable(struct soc_camera_device *icd)
mt9m111->powered = 0;
if (icl->power)
- icl->power(&mt9m111->client->dev, 0);
+ icl->power(&client->dev, 0);
return ret;
}
static int mt9m111_reset(struct soc_camera_device *icd)
{
- struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
- struct soc_camera_link *icl = mt9m111->client->dev.platform_data;
+ struct i2c_client *client = to_i2c_client(icd->control);
+ struct soc_camera_link *icl = client->dev.platform_data;
int ret;
ret = reg_set(RESET, MT9M111_RESET_RESET_MODE);
@@ -405,7 +407,7 @@ static int mt9m111_reset(struct soc_camera_device *icd)
| MT9M111_RESET_RESET_SOC);
if (icl->reset)
- icl->reset(&mt9m111->client->dev);
+ icl->reset(&client->dev);
return ret;
}
@@ -436,6 +438,22 @@ static int mt9m111_set_bus_param(struct soc_camera_device *icd, unsigned long f)
return 0;
}
+static int mt9m111_set_crop(struct soc_camera_device *icd,
+ struct v4l2_rect *rect)
+{
+ struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
+ int ret;
+
+ dev_dbg(&icd->dev, "%s left=%d, top=%d, width=%d, height=%d\n",
+ __func__, rect->left, rect->top, rect->width,
+ rect->height);
+
+ ret = mt9m111_setup_rect(icd, rect);
+ if (!ret)
+ mt9m111->rect = *rect;
+ return ret;
+}
+
static int mt9m111_set_pixfmt(struct soc_camera_device *icd, u32 pixfmt)
{
struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
@@ -486,23 +504,27 @@ static int mt9m111_set_pixfmt(struct soc_camera_device *icd, u32 pixfmt)
}
static int mt9m111_set_fmt(struct soc_camera_device *icd,
- __u32 pixfmt, struct v4l2_rect *rect)
+ struct v4l2_format *f)
{
struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
+ struct v4l2_pix_format *pix = &f->fmt.pix;
+ struct v4l2_rect rect = {
+ .left = mt9m111->rect.left,
+ .top = mt9m111->rect.top,
+ .width = pix->width,
+ .height = pix->height,
+ };
int ret;
- mt9m111->left = rect->left;
- mt9m111->top = rect->top;
- mt9m111->width = rect->width;
- mt9m111->height = rect->height;
-
dev_dbg(&icd->dev, "%s fmt=%x left=%d, top=%d, width=%d, height=%d\n",
- __func__, pixfmt, mt9m111->left, mt9m111->top, mt9m111->width,
- mt9m111->height);
+ __func__, pix->pixelformat, rect.left, rect.top, rect.width,
+ rect.height);
- ret = mt9m111_setup_rect(icd);
+ ret = mt9m111_setup_rect(icd, &rect);
+ if (!ret)
+ ret = mt9m111_set_pixfmt(icd, pix->pixelformat);
if (!ret)
- ret = mt9m111_set_pixfmt(icd, pixfmt);
+ mt9m111->rect = rect;
return ret;
}
@@ -541,15 +563,14 @@ static int mt9m111_get_register(struct soc_camera_device *icd,
struct v4l2_dbg_register *reg)
{
int val;
-
- struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
+ struct i2c_client *client = to_i2c_client(icd->control);
if (reg->match.type != V4L2_CHIP_MATCH_I2C_ADDR || reg->reg > 0x2ff)
return -EINVAL;
- if (reg->match.addr != mt9m111->client->addr)
+ if (reg->match.addr != client->addr)
return -ENODEV;
- val = mt9m111_reg_read(icd, reg->reg);
+ val = mt9m111_reg_read(client, reg->reg);
reg->size = 2;
reg->val = (u64)val;
@@ -562,15 +583,15 @@ static int mt9m111_get_register(struct soc_camera_device *icd,
static int mt9m111_set_register(struct soc_camera_device *icd,
struct v4l2_dbg_register *reg)
{
- struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
+ struct i2c_client *client = to_i2c_client(icd->control);
if (reg->match.type != V4L2_CHIP_MATCH_I2C_ADDR || reg->reg > 0x2ff)
return -EINVAL;
- if (reg->match.addr != mt9m111->client->addr)
+ if (reg->match.addr != client->addr)
return -ENODEV;
- if (mt9m111_reg_write(icd, reg->reg, reg->val) < 0)
+ if (mt9m111_reg_write(client, reg->reg, reg->val) < 0)
return -EIO;
return 0;
@@ -633,6 +654,7 @@ static struct soc_camera_ops mt9m111_ops = {
.release = mt9m111_release,
.start_capture = mt9m111_start_capture,
.stop_capture = mt9m111_stop_capture,
+ .set_crop = mt9m111_set_crop,
.set_fmt = mt9m111_set_fmt,
.try_fmt = mt9m111_try_fmt,
.query_bus_param = mt9m111_query_bus_param,
@@ -650,6 +672,7 @@ static struct soc_camera_ops mt9m111_ops = {
static int mt9m111_set_flip(struct soc_camera_device *icd, int flip, int mask)
{
+ struct i2c_client *client = to_i2c_client(icd->control);
struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
int ret;
@@ -670,6 +693,7 @@ static int mt9m111_set_flip(struct soc_camera_device *icd, int flip, int mask)
static int mt9m111_get_global_gain(struct soc_camera_device *icd)
{
+ struct i2c_client *client = to_i2c_client(icd->control);
int data;
data = reg_read(GLOBAL_GAIN);
@@ -681,6 +705,7 @@ static int mt9m111_get_global_gain(struct soc_camera_device *icd)
static int mt9m111_set_global_gain(struct soc_camera_device *icd, int gain)
{
+ struct i2c_client *client = to_i2c_client(icd->control);
u16 val;
if (gain > 63 * 2 * 2)
@@ -699,6 +724,7 @@ static int mt9m111_set_global_gain(struct soc_camera_device *icd, int gain)
static int mt9m111_set_autoexposure(struct soc_camera_device *icd, int on)
{
+ struct i2c_client *client = to_i2c_client(icd->control);
struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
int ret;
@@ -715,6 +741,7 @@ static int mt9m111_set_autoexposure(struct soc_camera_device *icd, int on)
static int mt9m111_set_autowhitebalance(struct soc_camera_device *icd, int on)
{
+ struct i2c_client *client = to_i2c_client(icd->control);
struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
int ret;
@@ -732,6 +759,7 @@ static int mt9m111_set_autowhitebalance(struct soc_camera_device *icd, int on)
static int mt9m111_get_control(struct soc_camera_device *icd,
struct v4l2_control *ctrl)
{
+ struct i2c_client *client = to_i2c_client(icd->control);
struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
int data;
@@ -817,7 +845,7 @@ static int mt9m111_restore_state(struct soc_camera_device *icd)
mt9m111_set_context(icd, mt9m111->context);
mt9m111_set_pixfmt(icd, mt9m111->pixfmt);
- mt9m111_setup_rect(icd);
+ mt9m111_setup_rect(icd, &mt9m111->rect);
mt9m111_set_flip(icd, mt9m111->hflip, MT9M111_RMB_MIRROR_COLS);
mt9m111_set_flip(icd, mt9m111->vflip, MT9M111_RMB_MIRROR_ROWS);
mt9m111_set_global_gain(icd, icd->gain);
@@ -876,6 +904,7 @@ static int mt9m111_release(struct soc_camera_device *icd)
*/
static int mt9m111_video_probe(struct soc_camera_device *icd)
{
+ struct i2c_client *client = to_i2c_client(icd->control);
struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
s32 data;
int ret;
generated by cgit v1.2.3 (git 2.25.1) at 2025-02-04 07:39:56 +0000