--- zzzz-none-000/linux-3.10.107/drivers/media/i2c/soc_camera/mt9m001.c 2017-06-27 09:49:32.000000000 +0000 +++ scorpion-7490-727/linux-3.10.107/drivers/media/i2c/soc_camera/mt9m001.c 2021-02-04 17:41:59.000000000 +0000 @@ -16,8 +16,8 @@ #include #include +#include #include -#include #include /* @@ -53,13 +53,13 @@ /* MT9M001 has only one fixed colorspace per pixelcode */ struct mt9m001_datafmt { - enum v4l2_mbus_pixelcode code; + u32 code; enum v4l2_colorspace colorspace; }; /* Find a data format by a pixel code in an array */ static const struct mt9m001_datafmt *mt9m001_find_datafmt( - enum v4l2_mbus_pixelcode code, const struct mt9m001_datafmt *fmt, + u32 code, const struct mt9m001_datafmt *fmt, int n) { int i; @@ -75,14 +75,14 @@ * Order important: first natively supported, * second supported with a GPIO extender */ - {V4L2_MBUS_FMT_SBGGR10_1X10, V4L2_COLORSPACE_SRGB}, - {V4L2_MBUS_FMT_SBGGR8_1X8, V4L2_COLORSPACE_SRGB}, + {MEDIA_BUS_FMT_SBGGR10_1X10, V4L2_COLORSPACE_SRGB}, + {MEDIA_BUS_FMT_SBGGR8_1X8, V4L2_COLORSPACE_SRGB}, }; static const struct mt9m001_datafmt mt9m001_monochrome_fmts[] = { /* Order important - see above */ - {V4L2_MBUS_FMT_Y10_1X10, V4L2_COLORSPACE_JPEG}, - {V4L2_MBUS_FMT_Y8_1X8, V4L2_COLORSPACE_JPEG}, + {MEDIA_BUS_FMT_Y10_1X10, V4L2_COLORSPACE_JPEG}, + {MEDIA_BUS_FMT_Y8_1X8, V4L2_COLORSPACE_JPEG}, }; struct mt9m001 { @@ -94,10 +94,10 @@ struct v4l2_ctrl *exposure; }; struct v4l2_rect rect; /* Sensor window */ + struct v4l2_clk *clk; const struct mt9m001_datafmt *fmt; const struct mt9m001_datafmt *fmts; int num_fmts; - int model; /* V4L2_IDENT_MT9M001* codes from v4l2-chip-ident.h */ unsigned int total_h; unsigned short y_skip_top; /* Lines to skip at the top */ }; @@ -205,7 +205,7 @@ /* * The caller provides a supported format, as verified per - * call to .try_mbus_fmt() + * call to .set_fmt(FORMAT_TRY). */ if (!ret) ret = reg_write(client, MT9M001_COLUMN_START, rect.left); @@ -250,11 +250,16 @@ return 0; } -static int mt9m001_g_fmt(struct v4l2_subdev *sd, - struct v4l2_mbus_framefmt *mf) +static int mt9m001_get_fmt(struct v4l2_subdev *sd, + struct v4l2_subdev_pad_config *cfg, + struct v4l2_subdev_format *format) { struct i2c_client *client = v4l2_get_subdevdata(sd); struct mt9m001 *mt9m001 = to_mt9m001(client); + struct v4l2_mbus_framefmt *mf = &format->format; + + if (format->pad) + return -EINVAL; mf->width = mt9m001->rect.width; mf->height = mt9m001->rect.height; @@ -293,13 +298,18 @@ return ret; } -static int mt9m001_try_fmt(struct v4l2_subdev *sd, - struct v4l2_mbus_framefmt *mf) +static int mt9m001_set_fmt(struct v4l2_subdev *sd, + struct v4l2_subdev_pad_config *cfg, + struct v4l2_subdev_format *format) { + struct v4l2_mbus_framefmt *mf = &format->format; struct i2c_client *client = v4l2_get_subdevdata(sd); struct mt9m001 *mt9m001 = to_mt9m001(client); const struct mt9m001_datafmt *fmt; + if (format->pad) + return -EINVAL; + v4l_bound_align_image(&mf->width, MT9M001_MIN_WIDTH, MT9M001_MAX_WIDTH, 1, &mf->height, MT9M001_MIN_HEIGHT + mt9m001->y_skip_top, @@ -317,24 +327,9 @@ mf->colorspace = fmt->colorspace; - return 0; -} - -static int mt9m001_g_chip_ident(struct v4l2_subdev *sd, - struct v4l2_dbg_chip_ident *id) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - struct mt9m001 *mt9m001 = to_mt9m001(client); - - if (id->match.type != V4L2_CHIP_MATCH_I2C_ADDR) - return -EINVAL; - - if (id->match.addr != client->addr) - return -ENODEV; - - id->ident = mt9m001->model; - id->revision = 0; - + if (format->which == V4L2_SUBDEV_FORMAT_ACTIVE) + return mt9m001_s_fmt(sd, mf); + cfg->try_fmt = *mf; return 0; } @@ -344,12 +339,9 @@ { struct i2c_client *client = v4l2_get_subdevdata(sd); - if (reg->match.type != V4L2_CHIP_MATCH_I2C_ADDR || reg->reg > 0xff) + if (reg->reg > 0xff) return -EINVAL; - if (reg->match.addr != client->addr) - return -ENODEV; - reg->size = 2; reg->val = reg_read(client, reg->reg); @@ -364,12 +356,9 @@ { struct i2c_client *client = v4l2_get_subdevdata(sd); - if (reg->match.type != V4L2_CHIP_MATCH_I2C_ADDR || reg->reg > 0xff) + if (reg->reg > 0xff) return -EINVAL; - if (reg->match.addr != client->addr) - return -ENODEV; - if (reg_write(client, reg->reg, reg->val) < 0) return -EIO; @@ -381,8 +370,9 @@ { struct i2c_client *client = v4l2_get_subdevdata(sd); struct soc_camera_subdev_desc *ssdd = soc_camera_i2c_to_desc(client); + struct mt9m001 *mt9m001 = to_mt9m001(client); - return soc_camera_set_power(&client->dev, ssdd, on); + return soc_camera_set_power(&client->dev, ssdd, mt9m001->clk, on); } static int mt9m001_g_volatile_ctrl(struct v4l2_ctrl *ctrl) @@ -426,7 +416,7 @@ if (ctrl->val <= ctrl->default_value) { /* Pack it into 0..1 step 0.125, register values 0..8 */ unsigned long range = ctrl->default_value - ctrl->minimum; - data = ((ctrl->val - ctrl->minimum) * 8 + range / 2) / range; + data = ((ctrl->val - (s32)ctrl->minimum) * 8 + range / 2) / range; dev_dbg(&client->dev, "Setting gain %d\n", data); data = reg_write(client, MT9M001_GLOBAL_GAIN, data); @@ -436,7 +426,7 @@ /* Pack it into 1.125..15 variable step, register values 9..67 */ /* We assume qctrl->maximum - qctrl->default_value - 1 > 0 */ unsigned long range = ctrl->maximum - ctrl->default_value - 1; - unsigned long gain = ((ctrl->val - ctrl->default_value - 1) * + unsigned long gain = ((ctrl->val - (s32)ctrl->default_value - 1) * 111 + range / 2) / range + 9; if (gain <= 32) @@ -457,7 +447,7 @@ case V4L2_CID_EXPOSURE_AUTO: if (ctrl->val == V4L2_EXPOSURE_MANUAL) { unsigned long range = exp->maximum - exp->minimum; - unsigned long shutter = ((exp->val - exp->minimum) * 1048 + + unsigned long shutter = ((exp->val - (s32)exp->minimum) * 1048 + range / 2) / range + 1; dev_dbg(&client->dev, @@ -505,11 +495,9 @@ switch (data) { case 0x8411: case 0x8421: - mt9m001->model = V4L2_IDENT_MT9M001C12ST; mt9m001->fmts = mt9m001_colour_fmts; break; case 0x8431: - mt9m001->model = V4L2_IDENT_MT9M001C12STM; mt9m001->fmts = mt9m001_monochrome_fmts; break; default: @@ -580,7 +568,6 @@ }; static struct v4l2_subdev_core_ops mt9m001_subdev_core_ops = { - .g_chip_ident = mt9m001_g_chip_ident, #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = mt9m001_g_register, .s_register = mt9m001_s_register, @@ -588,16 +575,17 @@ .s_power = mt9m001_s_power, }; -static int mt9m001_enum_fmt(struct v4l2_subdev *sd, unsigned int index, - enum v4l2_mbus_pixelcode *code) +static int mt9m001_enum_mbus_code(struct v4l2_subdev *sd, + struct v4l2_subdev_pad_config *cfg, + struct v4l2_subdev_mbus_code_enum *code) { struct i2c_client *client = v4l2_get_subdevdata(sd); struct mt9m001 *mt9m001 = to_mt9m001(client); - if (index >= mt9m001->num_fmts) + if (code->pad || code->index >= mt9m001->num_fmts) return -EINVAL; - *code = mt9m001->fmts[index].code; + code->code = mt9m001->fmts[code->index].code; return 0; } @@ -637,13 +625,9 @@ static struct v4l2_subdev_video_ops mt9m001_subdev_video_ops = { .s_stream = mt9m001_s_stream, - .s_mbus_fmt = mt9m001_s_fmt, - .g_mbus_fmt = mt9m001_g_fmt, - .try_mbus_fmt = mt9m001_try_fmt, .s_crop = mt9m001_s_crop, .g_crop = mt9m001_g_crop, .cropcap = mt9m001_cropcap, - .enum_mbus_fmt = mt9m001_enum_fmt, .g_mbus_config = mt9m001_g_mbus_config, .s_mbus_config = mt9m001_s_mbus_config, }; @@ -652,10 +636,17 @@ .g_skip_top_lines = mt9m001_g_skip_top_lines, }; +static const struct v4l2_subdev_pad_ops mt9m001_subdev_pad_ops = { + .enum_mbus_code = mt9m001_enum_mbus_code, + .get_fmt = mt9m001_get_fmt, + .set_fmt = mt9m001_set_fmt, +}; + static struct v4l2_subdev_ops mt9m001_subdev_ops = { .core = &mt9m001_subdev_core_ops, .video = &mt9m001_subdev_video_ops, .sensor = &mt9m001_subdev_sensor_ops, + .pad = &mt9m001_subdev_pad_ops, }; static int mt9m001_probe(struct i2c_client *client, @@ -710,9 +701,18 @@ mt9m001->rect.width = MT9M001_MAX_WIDTH; mt9m001->rect.height = MT9M001_MAX_HEIGHT; + mt9m001->clk = v4l2_clk_get(&client->dev, "mclk"); + if (IS_ERR(mt9m001->clk)) { + ret = PTR_ERR(mt9m001->clk); + goto eclkget; + } + ret = mt9m001_video_probe(ssdd, client); - if (ret) + if (ret) { + v4l2_clk_put(mt9m001->clk); +eclkget: v4l2_ctrl_handler_free(&mt9m001->hdl); + } return ret; } @@ -722,6 +722,7 @@ struct mt9m001 *mt9m001 = to_mt9m001(client); struct soc_camera_subdev_desc *ssdd = soc_camera_i2c_to_desc(client); + v4l2_clk_put(mt9m001->clk); v4l2_device_unregister_subdev(&mt9m001->subdev); v4l2_ctrl_handler_free(&mt9m001->hdl); mt9m001_video_remove(ssdd);