diff options
Diffstat (limited to 'drivers/media/test-drivers/vimc/vimc-sensor.c')
-rw-r--r-- | drivers/media/test-drivers/vimc/vimc-sensor.c | 307 |
1 files changed, 154 insertions, 153 deletions
diff --git a/drivers/media/test-drivers/vimc/vimc-sensor.c b/drivers/media/test-drivers/vimc/vimc-sensor.c index 74ab79cadb5d..41a3dce2d714 100644 --- a/drivers/media/test-drivers/vimc/vimc-sensor.c +++ b/drivers/media/test-drivers/vimc/vimc-sensor.c @@ -14,18 +14,18 @@ #include "vimc-common.h" -enum vimc_sen_osd_mode { - VIMC_SEN_OSD_SHOW_ALL = 0, - VIMC_SEN_OSD_SHOW_COUNTERS = 1, - VIMC_SEN_OSD_SHOW_NONE = 2 +enum vimc_sensor_osd_mode { + VIMC_SENSOR_OSD_SHOW_ALL = 0, + VIMC_SENSOR_OSD_SHOW_COUNTERS = 1, + VIMC_SENSOR_OSD_SHOW_NONE = 2 }; -struct vimc_sen_device { +struct vimc_sensor_device { struct vimc_ent_device ved; struct v4l2_subdev sd; struct tpg_data tpg; u8 *frame; - enum vimc_sen_osd_mode osd_value; + enum vimc_sensor_osd_mode osd_value; u64 start_stream_ts; /* The active format */ struct v4l2_mbus_framefmt mbus_format; @@ -41,8 +41,8 @@ static const struct v4l2_mbus_framefmt fmt_default = { .colorspace = V4L2_COLORSPACE_SRGB, }; -static int vimc_sen_init_cfg(struct v4l2_subdev *sd, - struct v4l2_subdev_state *sd_state) +static int vimc_sensor_init_cfg(struct v4l2_subdev *sd, + struct v4l2_subdev_state *sd_state) { unsigned int i; @@ -56,9 +56,9 @@ static int vimc_sen_init_cfg(struct v4l2_subdev *sd, return 0; } -static int vimc_sen_enum_mbus_code(struct v4l2_subdev *sd, - struct v4l2_subdev_state *sd_state, - struct v4l2_subdev_mbus_code_enum *code) +static int vimc_sensor_enum_mbus_code(struct v4l2_subdev *sd, + struct v4l2_subdev_state *sd_state, + struct v4l2_subdev_mbus_code_enum *code) { u32 mbus_code = vimc_mbus_code_by_index(code->index); @@ -70,9 +70,9 @@ static int vimc_sen_enum_mbus_code(struct v4l2_subdev *sd, return 0; } -static int vimc_sen_enum_frame_size(struct v4l2_subdev *sd, - struct v4l2_subdev_state *sd_state, - struct v4l2_subdev_frame_size_enum *fse) +static int vimc_sensor_enum_frame_size(struct v4l2_subdev *sd, + struct v4l2_subdev_state *sd_state, + struct v4l2_subdev_frame_size_enum *fse) { const struct vimc_pix_map *vpix; @@ -92,39 +92,39 @@ static int vimc_sen_enum_frame_size(struct v4l2_subdev *sd, return 0; } -static int vimc_sen_get_fmt(struct v4l2_subdev *sd, - struct v4l2_subdev_state *sd_state, - struct v4l2_subdev_format *fmt) +static int vimc_sensor_get_fmt(struct v4l2_subdev *sd, + struct v4l2_subdev_state *sd_state, + struct v4l2_subdev_format *fmt) { - struct vimc_sen_device *vsen = - container_of(sd, struct vimc_sen_device, sd); + struct vimc_sensor_device *vsensor = + container_of(sd, struct vimc_sensor_device, sd); fmt->format = fmt->which == V4L2_SUBDEV_FORMAT_TRY ? *v4l2_subdev_get_try_format(sd, sd_state, fmt->pad) : - vsen->mbus_format; + vsensor->mbus_format; return 0; } -static void vimc_sen_tpg_s_format(struct vimc_sen_device *vsen) +static void vimc_sensor_tpg_s_format(struct vimc_sensor_device *vsensor) { const struct vimc_pix_map *vpix = - vimc_pix_map_by_code(vsen->mbus_format.code); + vimc_pix_map_by_code(vsensor->mbus_format.code); - tpg_reset_source(&vsen->tpg, vsen->mbus_format.width, - vsen->mbus_format.height, vsen->mbus_format.field); - tpg_s_bytesperline(&vsen->tpg, 0, vsen->mbus_format.width * vpix->bpp); - tpg_s_buf_height(&vsen->tpg, vsen->mbus_format.height); - tpg_s_fourcc(&vsen->tpg, vpix->pixelformat); + tpg_reset_source(&vsensor->tpg, vsensor->mbus_format.width, + vsensor->mbus_format.height, vsensor->mbus_format.field); + tpg_s_bytesperline(&vsensor->tpg, 0, vsensor->mbus_format.width * vpix->bpp); + tpg_s_buf_height(&vsensor->tpg, vsensor->mbus_format.height); + tpg_s_fourcc(&vsensor->tpg, vpix->pixelformat); /* TODO: add support for V4L2_FIELD_ALTERNATE */ - tpg_s_field(&vsen->tpg, vsen->mbus_format.field, false); - tpg_s_colorspace(&vsen->tpg, vsen->mbus_format.colorspace); - tpg_s_ycbcr_enc(&vsen->tpg, vsen->mbus_format.ycbcr_enc); - tpg_s_quantization(&vsen->tpg, vsen->mbus_format.quantization); - tpg_s_xfer_func(&vsen->tpg, vsen->mbus_format.xfer_func); + tpg_s_field(&vsensor->tpg, vsensor->mbus_format.field, false); + tpg_s_colorspace(&vsensor->tpg, vsensor->mbus_format.colorspace); + tpg_s_ycbcr_enc(&vsensor->tpg, vsensor->mbus_format.ycbcr_enc); + tpg_s_quantization(&vsensor->tpg, vsensor->mbus_format.quantization); + tpg_s_xfer_func(&vsensor->tpg, vsensor->mbus_format.xfer_func); } -static void vimc_sen_adjust_fmt(struct v4l2_mbus_framefmt *fmt) +static void vimc_sensor_adjust_fmt(struct v4l2_mbus_framefmt *fmt) { const struct vimc_pix_map *vpix; @@ -145,29 +145,29 @@ static void vimc_sen_adjust_fmt(struct v4l2_mbus_framefmt *fmt) vimc_colorimetry_clamp(fmt); } -static int vimc_sen_set_fmt(struct v4l2_subdev *sd, - struct v4l2_subdev_state *sd_state, - struct v4l2_subdev_format *fmt) +static int vimc_sensor_set_fmt(struct v4l2_subdev *sd, + struct v4l2_subdev_state *sd_state, + struct v4l2_subdev_format *fmt) { - struct vimc_sen_device *vsen = v4l2_get_subdevdata(sd); + struct vimc_sensor_device *vsensor = v4l2_get_subdevdata(sd); struct v4l2_mbus_framefmt *mf; if (fmt->which == V4L2_SUBDEV_FORMAT_ACTIVE) { /* Do not change the format while stream is on */ - if (vsen->frame) + if (vsensor->frame) return -EBUSY; - mf = &vsen->mbus_format; + mf = &vsensor->mbus_format; } else { mf = v4l2_subdev_get_try_format(sd, sd_state, fmt->pad); } /* Set the new format */ - vimc_sen_adjust_fmt(&fmt->format); + vimc_sensor_adjust_fmt(&fmt->format); - dev_dbg(vsen->ved.dev, "%s: format update: " + dev_dbg(vsensor->ved.dev, "%s: format update: " "old:%dx%d (0x%x, %d, %d, %d, %d) " - "new:%dx%d (0x%x, %d, %d, %d, %d)\n", vsen->sd.name, + "new:%dx%d (0x%x, %d, %d, %d, %d)\n", vsensor->sd.name, /* old */ mf->width, mf->height, mf->code, mf->colorspace, mf->quantization, @@ -182,146 +182,147 @@ static int vimc_sen_set_fmt(struct v4l2_subdev *sd, return 0; } -static const struct v4l2_subdev_pad_ops vimc_sen_pad_ops = { - .init_cfg = vimc_sen_init_cfg, - .enum_mbus_code = vimc_sen_enum_mbus_code, - .enum_frame_size = vimc_sen_enum_frame_size, - .get_fmt = vimc_sen_get_fmt, - .set_fmt = vimc_sen_set_fmt, +static const struct v4l2_subdev_pad_ops vimc_sensor_pad_ops = { + .init_cfg = vimc_sensor_init_cfg, + .enum_mbus_code = vimc_sensor_enum_mbus_code, + .enum_frame_size = vimc_sensor_enum_frame_size, + .get_fmt = vimc_sensor_get_fmt, + .set_fmt = vimc_sensor_set_fmt, }; -static void *vimc_sen_process_frame(struct vimc_ent_device *ved, - const void *sink_frame) +static void *vimc_sensor_process_frame(struct vimc_ent_device *ved, + const void *sink_frame) { - struct vimc_sen_device *vsen = container_of(ved, struct vimc_sen_device, - ved); + struct vimc_sensor_device *vsensor = + container_of(ved, struct vimc_sensor_device, ved); + const unsigned int line_height = 16; u8 *basep[TPG_MAX_PLANES][2]; unsigned int line = 1; char str[100]; - tpg_fill_plane_buffer(&vsen->tpg, 0, 0, vsen->frame); - tpg_calc_text_basep(&vsen->tpg, basep, 0, vsen->frame); - switch (vsen->osd_value) { - case VIMC_SEN_OSD_SHOW_ALL: { - const char *order = tpg_g_color_order(&vsen->tpg); + tpg_fill_plane_buffer(&vsensor->tpg, 0, 0, vsensor->frame); + tpg_calc_text_basep(&vsensor->tpg, basep, 0, vsensor->frame); + switch (vsensor->osd_value) { + case VIMC_SENSOR_OSD_SHOW_ALL: { + const char *order = tpg_g_color_order(&vsensor->tpg); - tpg_gen_text(&vsen->tpg, basep, line++ * line_height, + tpg_gen_text(&vsensor->tpg, basep, line++ * line_height, 16, order); snprintf(str, sizeof(str), "brightness %3d, contrast %3d, saturation %3d, hue %d ", - vsen->tpg.brightness, - vsen->tpg.contrast, - vsen->tpg.saturation, - vsen->tpg.hue); - tpg_gen_text(&vsen->tpg, basep, line++ * line_height, 16, str); + vsensor->tpg.brightness, + vsensor->tpg.contrast, + vsensor->tpg.saturation, + vsensor->tpg.hue); + tpg_gen_text(&vsensor->tpg, basep, line++ * line_height, 16, str); snprintf(str, sizeof(str), "sensor size: %dx%d", - vsen->mbus_format.width, - vsen->mbus_format.height); - tpg_gen_text(&vsen->tpg, basep, line++ * line_height, 16, str); + vsensor->mbus_format.width, + vsensor->mbus_format.height); + tpg_gen_text(&vsensor->tpg, basep, line++ * line_height, 16, str); fallthrough; } - case VIMC_SEN_OSD_SHOW_COUNTERS: { + case VIMC_SENSOR_OSD_SHOW_COUNTERS: { unsigned int ms; - ms = div_u64(ktime_get_ns() - vsen->start_stream_ts, 1000000); + ms = div_u64(ktime_get_ns() - vsensor->start_stream_ts, 1000000); snprintf(str, sizeof(str), "%02d:%02d:%02d:%03d", (ms / (60 * 60 * 1000)) % 24, (ms / (60 * 1000)) % 60, (ms / 1000) % 60, ms % 1000); - tpg_gen_text(&vsen->tpg, basep, line++ * line_height, 16, str); + tpg_gen_text(&vsensor->tpg, basep, line++ * line_height, 16, str); break; } - case VIMC_SEN_OSD_SHOW_NONE: + case VIMC_SENSOR_OSD_SHOW_NONE: default: break; } - return vsen->frame; + return vsensor->frame; } -static int vimc_sen_s_stream(struct v4l2_subdev *sd, int enable) +static int vimc_sensor_s_stream(struct v4l2_subdev *sd, int enable) { - struct vimc_sen_device *vsen = - container_of(sd, struct vimc_sen_device, sd); + struct vimc_sensor_device *vsensor = + container_of(sd, struct vimc_sensor_device, sd); if (enable) { const struct vimc_pix_map *vpix; unsigned int frame_size; - vsen->start_stream_ts = ktime_get_ns(); + vsensor->start_stream_ts = ktime_get_ns(); /* Calculate the frame size */ - vpix = vimc_pix_map_by_code(vsen->mbus_format.code); - frame_size = vsen->mbus_format.width * vpix->bpp * - vsen->mbus_format.height; + vpix = vimc_pix_map_by_code(vsensor->mbus_format.code); + frame_size = vsensor->mbus_format.width * vpix->bpp * + vsensor->mbus_format.height; /* * Allocate the frame buffer. Use vmalloc to be able to * allocate a large amount of memory */ - vsen->frame = vmalloc(frame_size); - if (!vsen->frame) + vsensor->frame = vmalloc(frame_size); + if (!vsensor->frame) return -ENOMEM; /* configure the test pattern generator */ - vimc_sen_tpg_s_format(vsen); + vimc_sensor_tpg_s_format(vsensor); } else { - vfree(vsen->frame); - vsen->frame = NULL; + vfree(vsensor->frame); + vsensor->frame = NULL; } return 0; } -static const struct v4l2_subdev_core_ops vimc_sen_core_ops = { +static const struct v4l2_subdev_core_ops vimc_sensor_core_ops = { .log_status = v4l2_ctrl_subdev_log_status, .subscribe_event = v4l2_ctrl_subdev_subscribe_event, .unsubscribe_event = v4l2_event_subdev_unsubscribe, }; -static const struct v4l2_subdev_video_ops vimc_sen_video_ops = { - .s_stream = vimc_sen_s_stream, +static const struct v4l2_subdev_video_ops vimc_sensor_video_ops = { + .s_stream = vimc_sensor_s_stream, }; -static const struct v4l2_subdev_ops vimc_sen_ops = { - .core = &vimc_sen_core_ops, - .pad = &vimc_sen_pad_ops, - .video = &vimc_sen_video_ops, +static const struct v4l2_subdev_ops vimc_sensor_ops = { + .core = &vimc_sensor_core_ops, + .pad = &vimc_sensor_pad_ops, + .video = &vimc_sensor_video_ops, }; -static int vimc_sen_s_ctrl(struct v4l2_ctrl *ctrl) +static int vimc_sensor_s_ctrl(struct v4l2_ctrl *ctrl) { - struct vimc_sen_device *vsen = - container_of(ctrl->handler, struct vimc_sen_device, hdl); + struct vimc_sensor_device *vsensor = + container_of(ctrl->handler, struct vimc_sensor_device, hdl); switch (ctrl->id) { case VIMC_CID_TEST_PATTERN: - tpg_s_pattern(&vsen->tpg, ctrl->val); + tpg_s_pattern(&vsensor->tpg, ctrl->val); break; case V4L2_CID_HFLIP: - tpg_s_hflip(&vsen->tpg, ctrl->val); + tpg_s_hflip(&vsensor->tpg, ctrl->val); break; case V4L2_CID_VFLIP: - tpg_s_vflip(&vsen->tpg, ctrl->val); + tpg_s_vflip(&vsensor->tpg, ctrl->val); break; case V4L2_CID_BRIGHTNESS: - tpg_s_brightness(&vsen->tpg, ctrl->val); + tpg_s_brightness(&vsensor->tpg, ctrl->val); break; case V4L2_CID_CONTRAST: - tpg_s_contrast(&vsen->tpg, ctrl->val); + tpg_s_contrast(&vsensor->tpg, ctrl->val); break; case V4L2_CID_HUE: - tpg_s_hue(&vsen->tpg, ctrl->val); + tpg_s_hue(&vsensor->tpg, ctrl->val); break; case V4L2_CID_SATURATION: - tpg_s_saturation(&vsen->tpg, ctrl->val); + tpg_s_saturation(&vsensor->tpg, ctrl->val); break; case VIMC_CID_OSD_TEXT_MODE: - vsen->osd_value = ctrl->val; + vsensor->osd_value = ctrl->val; break; default: return -EINVAL; @@ -329,31 +330,31 @@ static int vimc_sen_s_ctrl(struct v4l2_ctrl *ctrl) return 0; } -static const struct v4l2_ctrl_ops vimc_sen_ctrl_ops = { - .s_ctrl = vimc_sen_s_ctrl, +static const struct v4l2_ctrl_ops vimc_sensor_ctrl_ops = { + .s_ctrl = vimc_sensor_s_ctrl, }; -static void vimc_sen_release(struct vimc_ent_device *ved) +static void vimc_sensor_release(struct vimc_ent_device *ved) { - struct vimc_sen_device *vsen = - container_of(ved, struct vimc_sen_device, ved); + struct vimc_sensor_device *vsensor = + container_of(ved, struct vimc_sensor_device, ved); - v4l2_ctrl_handler_free(&vsen->hdl); - tpg_free(&vsen->tpg); - media_entity_cleanup(vsen->ved.ent); - kfree(vsen); + v4l2_ctrl_handler_free(&vsensor->hdl); + tpg_free(&vsensor->tpg); + media_entity_cleanup(vsensor->ved.ent); + kfree(vsensor); } /* Image Processing Controls */ -static const struct v4l2_ctrl_config vimc_sen_ctrl_class = { +static const struct v4l2_ctrl_config vimc_sensor_ctrl_class = { .flags = V4L2_CTRL_FLAG_READ_ONLY | V4L2_CTRL_FLAG_WRITE_ONLY, .id = VIMC_CID_VIMC_CLASS, .name = "VIMC Controls", .type = V4L2_CTRL_TYPE_CTRL_CLASS, }; -static const struct v4l2_ctrl_config vimc_sen_ctrl_test_pattern = { - .ops = &vimc_sen_ctrl_ops, +static const struct v4l2_ctrl_config vimc_sensor_ctrl_test_pattern = { + .ops = &vimc_sensor_ctrl_ops, .id = VIMC_CID_TEST_PATTERN, .name = "Test Pattern", .type = V4L2_CTRL_TYPE_MENU, @@ -368,8 +369,8 @@ static const char * const vimc_ctrl_osd_mode_strings[] = { NULL, }; -static const struct v4l2_ctrl_config vimc_sen_ctrl_osd_mode = { - .ops = &vimc_sen_ctrl_ops, +static const struct v4l2_ctrl_config vimc_sensor_ctrl_osd_mode = { + .ops = &vimc_sensor_ctrl_ops, .id = VIMC_CID_OSD_TEXT_MODE, .name = "Show Information", .type = V4L2_CTRL_TYPE_MENU, @@ -377,76 +378,76 @@ static const struct v4l2_ctrl_config vimc_sen_ctrl_osd_mode = { .qmenu = vimc_ctrl_osd_mode_strings, }; -static struct vimc_ent_device *vimc_sen_add(struct vimc_device *vimc, - const char *vcfg_name) +static struct vimc_ent_device *vimc_sensor_add(struct vimc_device *vimc, + const char *vcfg_name) { struct v4l2_device *v4l2_dev = &vimc->v4l2_dev; - struct vimc_sen_device *vsen; + struct vimc_sensor_device *vsensor; int ret; - /* Allocate the vsen struct */ - vsen = kzalloc(sizeof(*vsen), GFP_KERNEL); - if (!vsen) + /* Allocate the vsensor struct */ + vsensor = kzalloc(sizeof(*vsensor), GFP_KERNEL); + if (!vsensor) return ERR_PTR(-ENOMEM); - v4l2_ctrl_handler_init(&vsen->hdl, 4); + v4l2_ctrl_handler_init(&vsensor->hdl, 4); - v4l2_ctrl_new_custom(&vsen->hdl, &vimc_sen_ctrl_class, NULL); - v4l2_ctrl_new_custom(&vsen->hdl, &vimc_sen_ctrl_test_pattern, NULL); - v4l2_ctrl_new_custom(&vsen->hdl, &vimc_sen_ctrl_osd_mode, NULL); - v4l2_ctrl_new_std(&vsen->hdl, &vimc_sen_ctrl_ops, + v4l2_ctrl_new_custom(&vsensor->hdl, &vimc_sensor_ctrl_class, NULL); + v4l2_ctrl_new_custom(&vsensor->hdl, &vimc_sensor_ctrl_test_pattern, NULL); + v4l2_ctrl_new_custom(&vsensor->hdl, &vimc_sensor_ctrl_osd_mode, NULL); + v4l2_ctrl_new_std(&vsensor->hdl, &vimc_sensor_ctrl_ops, V4L2_CID_VFLIP, 0, 1, 1, 0); - v4l2_ctrl_new_std(&vsen->hdl, &vimc_sen_ctrl_ops, + v4l2_ctrl_new_std(&vsensor->hdl, &vimc_sensor_ctrl_ops, V4L2_CID_HFLIP, 0, 1, 1, 0); - v4l2_ctrl_new_std(&vsen->hdl, &vimc_sen_ctrl_ops, + v4l2_ctrl_new_std(&vsensor->hdl, &vimc_sensor_ctrl_ops, V4L2_CID_BRIGHTNESS, 0, 255, 1, 128); - v4l2_ctrl_new_std(&vsen->hdl, &vimc_sen_ctrl_ops, + v4l2_ctrl_new_std(&vsensor->hdl, &vimc_sensor_ctrl_ops, V4L2_CID_CONTRAST, 0, 255, 1, 128); - v4l2_ctrl_new_std(&vsen->hdl, &vimc_sen_ctrl_ops, + v4l2_ctrl_new_std(&vsensor->hdl, &vimc_sensor_ctrl_ops, V4L2_CID_HUE, -128, 127, 1, 0); - v4l2_ctrl_new_std(&vsen->hdl, &vimc_sen_ctrl_ops, + v4l2_ctrl_new_std(&vsensor->hdl, &vimc_sensor_ctrl_ops, V4L2_CID_SATURATION, 0, 255, 1, 128); - vsen->sd.ctrl_handler = &vsen->hdl; - if (vsen->hdl.error) { - ret = vsen->hdl.error; - goto err_free_vsen; + vsensor->sd.ctrl_handler = &vsensor->hdl; + if (vsensor->hdl.error) { + ret = vsensor->hdl.error; + goto err_free_vsensor; } /* Initialize the test pattern generator */ - tpg_init(&vsen->tpg, vsen->mbus_format.width, - vsen->mbus_format.height); - ret = tpg_alloc(&vsen->tpg, VIMC_FRAME_MAX_WIDTH); + tpg_init(&vsensor->tpg, vsensor->mbus_format.width, + vsensor->mbus_format.height); + ret = tpg_alloc(&vsensor->tpg, VIMC_FRAME_MAX_WIDTH); if (ret) goto err_free_hdl; /* Initialize ved and sd */ - vsen->pad.flags = MEDIA_PAD_FL_SOURCE; - ret = vimc_ent_sd_register(&vsen->ved, &vsen->sd, v4l2_dev, + vsensor->pad.flags = MEDIA_PAD_FL_SOURCE; + ret = vimc_ent_sd_register(&vsensor->ved, &vsensor->sd, v4l2_dev, vcfg_name, - MEDIA_ENT_F_CAM_SENSOR, 1, &vsen->pad, - &vimc_sen_ops); + MEDIA_ENT_F_CAM_SENSOR, 1, &vsensor->pad, + &vimc_sensor_ops); if (ret) goto err_free_tpg; - vsen->ved.process_frame = vimc_sen_process_frame; - vsen->ved.dev = vimc->mdev.dev; + vsensor->ved.process_frame = vimc_sensor_process_frame; + vsensor->ved.dev = vimc->mdev.dev; /* Initialize the frame format */ - vsen->mbus_format = fmt_default; + vsensor->mbus_format = fmt_default; - return &vsen->ved; + return &vsensor->ved; err_free_tpg: - tpg_free(&vsen->tpg); + tpg_free(&vsensor->tpg); err_free_hdl: - v4l2_ctrl_handler_free(&vsen->hdl); -err_free_vsen: - kfree(vsen); + v4l2_ctrl_handler_free(&vsensor->hdl); +err_free_vsensor: + kfree(vsensor); return ERR_PTR(ret); } -struct vimc_ent_type vimc_sen_type = { - .add = vimc_sen_add, - .release = vimc_sen_release +struct vimc_ent_type vimc_sensor_type = { + .add = vimc_sensor_add, + .release = vimc_sensor_release }; |