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Diffstat (limited to 'drivers/media/video/mt9m111.c')
-rw-r--r--drivers/media/video/mt9m111.c102
1 files changed, 57 insertions, 45 deletions
diff --git a/drivers/media/video/mt9m111.c b/drivers/media/video/mt9m111.c
index fbd0fc794720..525a16e73285 100644
--- a/drivers/media/video/mt9m111.c
+++ b/drivers/media/video/mt9m111.c
@@ -1,5 +1,5 @@
/*
- * Driver for MT9M111/MT9M112 CMOS Image Sensor from Micron
+ * Driver for MT9M111/MT9M112/MT9M131 CMOS Image Sensor from Micron/Aptina
*
* Copyright (C) 2008, Robert Jarzmik <robert.jarzmik@free.fr>
*
@@ -19,11 +19,14 @@
#include <media/soc_camera.h>
/*
- * mt9m111 and mt9m112 i2c address is 0x5d or 0x48 (depending on SAddr pin)
+ * MT9M111, MT9M112 and MT9M131:
+ * i2c address is 0x48 or 0x5d (depending on SADDR pin)
* The platform has to define i2c_board_info and call i2c_register_board_info()
*/
-/* mt9m111: Sensor register addresses */
+/*
+ * Sensor core register addresses (0x000..0x0ff)
+ */
#define MT9M111_CHIP_VERSION 0x000
#define MT9M111_ROW_START 0x001
#define MT9M111_COLUMN_START 0x002
@@ -72,8 +75,9 @@
#define MT9M111_CTXT_CTRL_LED_FLASH_EN (1 << 2)
#define MT9M111_CTXT_CTRL_VBLANK_SEL_B (1 << 1)
#define MT9M111_CTXT_CTRL_HBLANK_SEL_B (1 << 0)
+
/*
- * mt9m111: Colorpipe register addresses (0x100..0x1ff)
+ * Colorpipe register addresses (0x100..0x1ff)
*/
#define MT9M111_OPER_MODE_CTRL 0x106
#define MT9M111_OUTPUT_FORMAT_CTRL 0x108
@@ -96,21 +100,22 @@
#define MT9M111_OUTFMT_BYPASS_IFP (1 << 10)
#define MT9M111_OUTFMT_INV_PIX_CLOCK (1 << 9)
#define MT9M111_OUTFMT_RGB (1 << 8)
-#define MT9M111_OUTFMT_RGB565 (0x0 << 6)
-#define MT9M111_OUTFMT_RGB555 (0x1 << 6)
-#define MT9M111_OUTFMT_RGB444x (0x2 << 6)
-#define MT9M111_OUTFMT_RGBx444 (0x3 << 6)
-#define MT9M111_OUTFMT_TST_RAMP_OFF (0x0 << 4)
-#define MT9M111_OUTFMT_TST_RAMP_COL (0x1 << 4)
-#define MT9M111_OUTFMT_TST_RAMP_ROW (0x2 << 4)
-#define MT9M111_OUTFMT_TST_RAMP_FRAME (0x3 << 4)
+#define MT9M111_OUTFMT_RGB565 (0 << 6)
+#define MT9M111_OUTFMT_RGB555 (1 << 6)
+#define MT9M111_OUTFMT_RGB444x (2 << 6)
+#define MT9M111_OUTFMT_RGBx444 (3 << 6)
+#define MT9M111_OUTFMT_TST_RAMP_OFF (0 << 4)
+#define MT9M111_OUTFMT_TST_RAMP_COL (1 << 4)
+#define MT9M111_OUTFMT_TST_RAMP_ROW (2 << 4)
+#define MT9M111_OUTFMT_TST_RAMP_FRAME (3 << 4)
#define MT9M111_OUTFMT_SHIFT_3_UP (1 << 3)
#define MT9M111_OUTFMT_AVG_CHROMA (1 << 2)
#define MT9M111_OUTFMT_SWAP_YCbCr_C_Y (1 << 1)
#define MT9M111_OUTFMT_SWAP_RGB_EVEN (1 << 1)
#define MT9M111_OUTFMT_SWAP_YCbCr_Cb_Cr (1 << 0)
+
/*
- * mt9m111: Camera control register addresses (0x200..0x2ff not implemented)
+ * Camera control register addresses (0x200..0x2ff not implemented)
*/
#define reg_read(reg) mt9m111_reg_read(client, MT9M111_##reg)
@@ -119,7 +124,7 @@
#define reg_clear(reg, val) mt9m111_reg_clear(client, MT9M111_##reg, (val))
#define MT9M111_MIN_DARK_ROWS 8
-#define MT9M111_MIN_DARK_COLS 24
+#define MT9M111_MIN_DARK_COLS 26
#define MT9M111_MAX_HEIGHT 1024
#define MT9M111_MAX_WIDTH 1280
@@ -143,10 +148,10 @@ static const struct mt9m111_datafmt *mt9m111_find_datafmt(
}
static const struct mt9m111_datafmt mt9m111_colour_fmts[] = {
- {V4L2_MBUS_FMT_YUYV8_2X8_LE, V4L2_COLORSPACE_JPEG},
- {V4L2_MBUS_FMT_YVYU8_2X8_LE, V4L2_COLORSPACE_JPEG},
- {V4L2_MBUS_FMT_YUYV8_2X8_BE, V4L2_COLORSPACE_JPEG},
- {V4L2_MBUS_FMT_YVYU8_2X8_BE, V4L2_COLORSPACE_JPEG},
+ {V4L2_MBUS_FMT_YUYV8_2X8, V4L2_COLORSPACE_JPEG},
+ {V4L2_MBUS_FMT_YVYU8_2X8, V4L2_COLORSPACE_JPEG},
+ {V4L2_MBUS_FMT_UYVY8_2X8, V4L2_COLORSPACE_JPEG},
+ {V4L2_MBUS_FMT_VYUY8_2X8, V4L2_COLORSPACE_JPEG},
{V4L2_MBUS_FMT_RGB555_2X8_PADHI_LE, V4L2_COLORSPACE_SRGB},
{V4L2_MBUS_FMT_RGB565_2X8_LE, V4L2_COLORSPACE_SRGB},
{V4L2_MBUS_FMT_SBGGR8_1X8, V4L2_COLORSPACE_SRGB},
@@ -160,7 +165,8 @@ enum mt9m111_context {
struct mt9m111 {
struct v4l2_subdev subdev;
- int model; /* V4L2_IDENT_MT9M11x* codes from v4l2-chip-ident.h */
+ int model; /* V4L2_IDENT_MT9M111 or V4L2_IDENT_MT9M112 code
+ * from v4l2-chip-ident.h */
enum mt9m111_context context;
struct v4l2_rect rect;
const struct mt9m111_datafmt *fmt;
@@ -434,13 +440,16 @@ static int mt9m111_make_rect(struct i2c_client *client,
static int mt9m111_s_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
{
struct v4l2_rect rect = a->c;
- struct i2c_client *client = sd->priv;
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
struct mt9m111 *mt9m111 = to_mt9m111(client);
int ret;
dev_dbg(&client->dev, "%s left=%d, top=%d, width=%d, height=%d\n",
__func__, rect.left, rect.top, rect.width, rect.height);
+ if (a->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+ return -EINVAL;
+
ret = mt9m111_make_rect(client, &rect);
if (!ret)
mt9m111->rect = rect;
@@ -449,7 +458,7 @@ static int mt9m111_s_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
static int mt9m111_g_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
{
- struct i2c_client *client = sd->priv;
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
struct mt9m111 *mt9m111 = to_mt9m111(client);
a->c = mt9m111->rect;
@@ -460,12 +469,14 @@ static int mt9m111_g_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
static int mt9m111_cropcap(struct v4l2_subdev *sd, struct v4l2_cropcap *a)
{
+ if (a->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+ return -EINVAL;
+
a->bounds.left = MT9M111_MIN_DARK_COLS;
a->bounds.top = MT9M111_MIN_DARK_ROWS;
a->bounds.width = MT9M111_MAX_WIDTH;
a->bounds.height = MT9M111_MAX_HEIGHT;
a->defrect = a->bounds;
- a->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
a->pixelaspect.numerator = 1;
a->pixelaspect.denominator = 1;
@@ -475,12 +486,13 @@ static int mt9m111_cropcap(struct v4l2_subdev *sd, struct v4l2_cropcap *a)
static int mt9m111_g_fmt(struct v4l2_subdev *sd,
struct v4l2_mbus_framefmt *mf)
{
- struct i2c_client *client = sd->priv;
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
struct mt9m111 *mt9m111 = to_mt9m111(client);
mf->width = mt9m111->rect.width;
mf->height = mt9m111->rect.height;
mf->code = mt9m111->fmt->code;
+ mf->colorspace = mt9m111->fmt->colorspace;
mf->field = V4L2_FIELD_NONE;
return 0;
@@ -505,22 +517,22 @@ static int mt9m111_set_pixfmt(struct i2c_client *client,
case V4L2_MBUS_FMT_RGB565_2X8_LE:
ret = mt9m111_setfmt_rgb565(client);
break;
- case V4L2_MBUS_FMT_YUYV8_2X8_BE:
+ case V4L2_MBUS_FMT_UYVY8_2X8:
mt9m111->swap_yuv_y_chromas = 0;
mt9m111->swap_yuv_cb_cr = 0;
ret = mt9m111_setfmt_yuv(client);
break;
- case V4L2_MBUS_FMT_YVYU8_2X8_BE:
+ case V4L2_MBUS_FMT_VYUY8_2X8:
mt9m111->swap_yuv_y_chromas = 0;
mt9m111->swap_yuv_cb_cr = 1;
ret = mt9m111_setfmt_yuv(client);
break;
- case V4L2_MBUS_FMT_YUYV8_2X8_LE:
+ case V4L2_MBUS_FMT_YUYV8_2X8:
mt9m111->swap_yuv_y_chromas = 1;
mt9m111->swap_yuv_cb_cr = 0;
ret = mt9m111_setfmt_yuv(client);
break;
- case V4L2_MBUS_FMT_YVYU8_2X8_LE:
+ case V4L2_MBUS_FMT_YVYU8_2X8:
mt9m111->swap_yuv_y_chromas = 1;
mt9m111->swap_yuv_cb_cr = 1;
ret = mt9m111_setfmt_yuv(client);
@@ -537,7 +549,7 @@ static int mt9m111_set_pixfmt(struct i2c_client *client,
static int mt9m111_s_fmt(struct v4l2_subdev *sd,
struct v4l2_mbus_framefmt *mf)
{
- struct i2c_client *client = sd->priv;
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
const struct mt9m111_datafmt *fmt;
struct mt9m111 *mt9m111 = to_mt9m111(client);
struct v4l2_rect rect = {
@@ -572,7 +584,7 @@ static int mt9m111_s_fmt(struct v4l2_subdev *sd,
static int mt9m111_try_fmt(struct v4l2_subdev *sd,
struct v4l2_mbus_framefmt *mf)
{
- struct i2c_client *client = sd->priv;
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
struct mt9m111 *mt9m111 = to_mt9m111(client);
const struct mt9m111_datafmt *fmt;
bool bayer = mf->code == V4L2_MBUS_FMT_SBGGR8_1X8 ||
@@ -612,7 +624,7 @@ static int mt9m111_try_fmt(struct v4l2_subdev *sd,
static int mt9m111_g_chip_ident(struct v4l2_subdev *sd,
struct v4l2_dbg_chip_ident *id)
{
- struct i2c_client *client = sd->priv;
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
struct mt9m111 *mt9m111 = to_mt9m111(client);
if (id->match.type != V4L2_CHIP_MATCH_I2C_ADDR)
@@ -631,7 +643,7 @@ static int mt9m111_g_chip_ident(struct v4l2_subdev *sd,
static int mt9m111_g_register(struct v4l2_subdev *sd,
struct v4l2_dbg_register *reg)
{
- struct i2c_client *client = sd->priv;
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
int val;
if (reg->match.type != V4L2_CHIP_MATCH_I2C_ADDR || reg->reg > 0x2ff)
@@ -652,7 +664,7 @@ static int mt9m111_g_register(struct v4l2_subdev *sd,
static int mt9m111_s_register(struct v4l2_subdev *sd,
struct v4l2_dbg_register *reg)
{
- struct i2c_client *client = sd->priv;
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
if (reg->match.type != V4L2_CHIP_MATCH_I2C_ADDR || reg->reg > 0x2ff)
return -EINVAL;
@@ -800,7 +812,7 @@ static int mt9m111_set_autowhitebalance(struct i2c_client *client, int on)
static int mt9m111_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
{
- struct i2c_client *client = sd->priv;
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
struct mt9m111 *mt9m111 = to_mt9m111(client);
int data;
@@ -843,7 +855,7 @@ static int mt9m111_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
static int mt9m111_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
{
- struct i2c_client *client = sd->priv;
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
struct mt9m111 *mt9m111 = to_mt9m111(client);
const struct v4l2_queryctrl *qctrl;
int ret;
@@ -934,7 +946,7 @@ static int mt9m111_init(struct i2c_client *client)
if (!ret)
ret = mt9m111_set_autoexposure(client, mt9m111->autoexposure);
if (ret)
- dev_err(&client->dev, "mt9m11x init failed: %d\n", ret);
+ dev_err(&client->dev, "mt9m111 init failed: %d\n", ret);
return ret;
}
@@ -963,27 +975,27 @@ static int mt9m111_video_probe(struct soc_camera_device *icd,
mt9m111->swap_rgb_even_odd = 1;
mt9m111->swap_rgb_red_blue = 1;
- ret = mt9m111_init(client);
- if (ret)
- goto ei2c;
-
data = reg_read(CHIP_VERSION);
switch (data) {
- case 0x143a: /* MT9M111 */
+ case 0x143a: /* MT9M111 or MT9M131 */
mt9m111->model = V4L2_IDENT_MT9M111;
+ dev_info(&client->dev,
+ "Detected a MT9M111/MT9M131 chip ID %x\n", data);
break;
case 0x148c: /* MT9M112 */
mt9m111->model = V4L2_IDENT_MT9M112;
+ dev_info(&client->dev, "Detected a MT9M112 chip ID %x\n", data);
break;
default:
ret = -ENODEV;
dev_err(&client->dev,
- "No MT9M11x chip detected, register read %x\n", data);
+ "No MT9M111/MT9M112/MT9M131 chip detected register read %x\n",
+ data);
goto ei2c;
}
- dev_info(&client->dev, "Detected a MT9M11x chip ID %x\n", data);
+ ret = mt9m111_init(client);
ei2c:
return ret;
@@ -1034,13 +1046,13 @@ static int mt9m111_probe(struct i2c_client *client,
int ret;
if (!icd) {
- dev_err(&client->dev, "MT9M11x: missing soc-camera data!\n");
+ dev_err(&client->dev, "mt9m111: soc-camera data missing!\n");
return -EINVAL;
}
icl = to_soc_camera_link(icd);
if (!icl) {
- dev_err(&client->dev, "MT9M11x driver needs platform data\n");
+ dev_err(&client->dev, "mt9m111: driver needs platform data\n");
return -EINVAL;
}
@@ -1114,6 +1126,6 @@ static void __exit mt9m111_mod_exit(void)
module_init(mt9m111_mod_init);
module_exit(mt9m111_mod_exit);
-MODULE_DESCRIPTION("Micron MT9M111/MT9M112 Camera driver");
+MODULE_DESCRIPTION("Micron/Aptina MT9M111/MT9M112/MT9M131 Camera driver");
MODULE_AUTHOR("Robert Jarzmik");
MODULE_LICENSE("GPL");
generated by cgit v1.2.3-55-g7522 (git 2.39.0) at 2024-06-03 16:01:24 +0200