diff options
author | Mauro Carvalho Chehab <mchehab@kernel.org> | 2022-03-13 11:18:16 +0100 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@kernel.org> | 2022-03-18 05:56:51 +0100 |
commit | 238c84f71120f41c45301359902a912a19370f3d (patch) | |
tree | c16ced196c926c08b0c1e9513a19710bbbfc9bfa /drivers/media/platform/exynos4-is/fimc-isp.c | |
parent | 9b18ef7c9ff408df170ac339c57a759145c055d2 (diff) | |
download | linux-238c84f71120f41c45301359902a912a19370f3d.tar.bz2 |
media: platform: rename exynos4-is/ to samsung/exynos4-is/
As the end goal is to have platform drivers split by vendor,
rename exynos4-is/ to samsung/exynos4-is/.
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
Diffstat (limited to 'drivers/media/platform/exynos4-is/fimc-isp.c')
-rw-r--r-- | drivers/media/platform/exynos4-is/fimc-isp.c | 789 |
1 files changed, 0 insertions, 789 deletions
diff --git a/drivers/media/platform/exynos4-is/fimc-isp.c b/drivers/media/platform/exynos4-is/fimc-isp.c deleted file mode 100644 index b85986e50f46..000000000000 --- a/drivers/media/platform/exynos4-is/fimc-isp.c +++ /dev/null @@ -1,789 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * Samsung EXYNOS4x12 FIMC-IS (Imaging Subsystem) driver - * - * Copyright (C) 2013 Samsung Electronics Co., Ltd. - * - * Authors: Sylwester Nawrocki <s.nawrocki@samsung.com> - * Younghwan Joo <yhwan.joo@samsung.com> - */ -#define pr_fmt(fmt) "%s:%d " fmt, __func__, __LINE__ - -#include <linux/device.h> -#include <linux/errno.h> -#include <linux/kernel.h> -#include <linux/list.h> -#include <linux/module.h> -#include <linux/platform_device.h> -#include <linux/printk.h> -#include <linux/pm_runtime.h> -#include <linux/slab.h> -#include <linux/types.h> -#include <media/v4l2-device.h> - -#include "media-dev.h" -#include "fimc-isp-video.h" -#include "fimc-is-command.h" -#include "fimc-is-param.h" -#include "fimc-is-regs.h" -#include "fimc-is.h" - -int fimc_isp_debug; -module_param_named(debug_isp, fimc_isp_debug, int, S_IRUGO | S_IWUSR); - -static const struct fimc_fmt fimc_isp_formats[FIMC_ISP_NUM_FORMATS] = { - { - .fourcc = V4L2_PIX_FMT_SGRBG8, - .depth = { 8 }, - .color = FIMC_FMT_RAW8, - .memplanes = 1, - .mbus_code = MEDIA_BUS_FMT_SGRBG8_1X8, - }, { - .fourcc = V4L2_PIX_FMT_SGRBG10, - .depth = { 10 }, - .color = FIMC_FMT_RAW10, - .memplanes = 1, - .mbus_code = MEDIA_BUS_FMT_SGRBG10_1X10, - }, { - .fourcc = V4L2_PIX_FMT_SGRBG12, - .depth = { 12 }, - .color = FIMC_FMT_RAW12, - .memplanes = 1, - .mbus_code = MEDIA_BUS_FMT_SGRBG12_1X12, - }, -}; - -/** - * fimc_isp_find_format - lookup color format by fourcc or media bus code - * @pixelformat: fourcc to match, ignored if null - * @mbus_code: media bus code to match, ignored if null - * @index: index to the fimc_isp_formats array, ignored if negative - */ -const struct fimc_fmt *fimc_isp_find_format(const u32 *pixelformat, - const u32 *mbus_code, int index) -{ - const struct fimc_fmt *fmt, *def_fmt = NULL; - unsigned int i; - int id = 0; - - if (index >= (int)ARRAY_SIZE(fimc_isp_formats)) - return NULL; - - for (i = 0; i < ARRAY_SIZE(fimc_isp_formats); ++i) { - fmt = &fimc_isp_formats[i]; - if (pixelformat && fmt->fourcc == *pixelformat) - return fmt; - if (mbus_code && fmt->mbus_code == *mbus_code) - return fmt; - if (index == id) - def_fmt = fmt; - id++; - } - return def_fmt; -} - -void fimc_isp_irq_handler(struct fimc_is *is) -{ - is->i2h_cmd.args[0] = mcuctl_read(is, MCUCTL_REG_ISSR(20)); - is->i2h_cmd.args[1] = mcuctl_read(is, MCUCTL_REG_ISSR(21)); - - fimc_is_fw_clear_irq1(is, FIMC_IS_INT_FRAME_DONE_ISP); - fimc_isp_video_irq_handler(is); - - wake_up(&is->irq_queue); -} - -/* Capture subdev media entity operations */ -static int fimc_is_link_setup(struct media_entity *entity, - const struct media_pad *local, - const struct media_pad *remote, u32 flags) -{ - return 0; -} - -static const struct media_entity_operations fimc_is_subdev_media_ops = { - .link_setup = fimc_is_link_setup, -}; - -static int fimc_is_subdev_enum_mbus_code(struct v4l2_subdev *sd, - struct v4l2_subdev_state *sd_state, - struct v4l2_subdev_mbus_code_enum *code) -{ - const struct fimc_fmt *fmt; - - fmt = fimc_isp_find_format(NULL, NULL, code->index); - if (!fmt) - return -EINVAL; - code->code = fmt->mbus_code; - return 0; -} - -static int fimc_isp_subdev_get_fmt(struct v4l2_subdev *sd, - struct v4l2_subdev_state *sd_state, - struct v4l2_subdev_format *fmt) -{ - struct fimc_isp *isp = v4l2_get_subdevdata(sd); - struct v4l2_mbus_framefmt *mf = &fmt->format; - - if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) { - *mf = *v4l2_subdev_get_try_format(sd, sd_state, fmt->pad); - return 0; - } - - mf->colorspace = V4L2_COLORSPACE_SRGB; - - mutex_lock(&isp->subdev_lock); - - if (fmt->pad == FIMC_ISP_SD_PAD_SINK) { - /* ISP OTF input image format */ - *mf = isp->sink_fmt; - } else { - /* ISP OTF output image format */ - *mf = isp->src_fmt; - - if (fmt->pad == FIMC_ISP_SD_PAD_SRC_FIFO) { - mf->colorspace = V4L2_COLORSPACE_JPEG; - mf->code = MEDIA_BUS_FMT_YUV10_1X30; - } - } - - mutex_unlock(&isp->subdev_lock); - - isp_dbg(1, sd, "%s: pad%d: fmt: 0x%x, %dx%d\n", __func__, - fmt->pad, mf->code, mf->width, mf->height); - - return 0; -} - -static void __isp_subdev_try_format(struct fimc_isp *isp, - struct v4l2_subdev_state *sd_state, - struct v4l2_subdev_format *fmt) -{ - struct v4l2_mbus_framefmt *mf = &fmt->format; - struct v4l2_mbus_framefmt *format; - - mf->colorspace = V4L2_COLORSPACE_SRGB; - - if (fmt->pad == FIMC_ISP_SD_PAD_SINK) { - v4l_bound_align_image(&mf->width, FIMC_ISP_SINK_WIDTH_MIN, - FIMC_ISP_SINK_WIDTH_MAX, 0, - &mf->height, FIMC_ISP_SINK_HEIGHT_MIN, - FIMC_ISP_SINK_HEIGHT_MAX, 0, 0); - mf->code = MEDIA_BUS_FMT_SGRBG10_1X10; - } else { - if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) - format = v4l2_subdev_get_try_format(&isp->subdev, - sd_state, - FIMC_ISP_SD_PAD_SINK); - else - format = &isp->sink_fmt; - - /* Allow changing format only on sink pad */ - mf->width = format->width - FIMC_ISP_CAC_MARGIN_WIDTH; - mf->height = format->height - FIMC_ISP_CAC_MARGIN_HEIGHT; - - if (fmt->pad == FIMC_ISP_SD_PAD_SRC_FIFO) { - mf->code = MEDIA_BUS_FMT_YUV10_1X30; - mf->colorspace = V4L2_COLORSPACE_JPEG; - } else { - mf->code = format->code; - } - } -} - -static int fimc_isp_subdev_set_fmt(struct v4l2_subdev *sd, - struct v4l2_subdev_state *sd_state, - struct v4l2_subdev_format *fmt) -{ - struct fimc_isp *isp = v4l2_get_subdevdata(sd); - struct fimc_is *is = fimc_isp_to_is(isp); - struct v4l2_mbus_framefmt *mf = &fmt->format; - int ret = 0; - - isp_dbg(1, sd, "%s: pad%d: code: 0x%x, %dx%d\n", - __func__, fmt->pad, mf->code, mf->width, mf->height); - - mutex_lock(&isp->subdev_lock); - __isp_subdev_try_format(isp, sd_state, fmt); - - if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) { - mf = v4l2_subdev_get_try_format(sd, sd_state, fmt->pad); - *mf = fmt->format; - - /* Propagate format to the source pads */ - if (fmt->pad == FIMC_ISP_SD_PAD_SINK) { - struct v4l2_subdev_format format = *fmt; - unsigned int pad; - - for (pad = FIMC_ISP_SD_PAD_SRC_FIFO; - pad < FIMC_ISP_SD_PADS_NUM; pad++) { - format.pad = pad; - __isp_subdev_try_format(isp, sd_state, - &format); - mf = v4l2_subdev_get_try_format(sd, sd_state, - pad); - *mf = format.format; - } - } - } else { - if (!media_entity_is_streaming(&sd->entity)) { - if (fmt->pad == FIMC_ISP_SD_PAD_SINK) { - struct v4l2_subdev_format format = *fmt; - - isp->sink_fmt = *mf; - - format.pad = FIMC_ISP_SD_PAD_SRC_DMA; - __isp_subdev_try_format(isp, sd_state, - &format); - - isp->src_fmt = format.format; - __is_set_frame_size(is, &isp->src_fmt); - } else { - isp->src_fmt = *mf; - } - } else { - ret = -EBUSY; - } - } - - mutex_unlock(&isp->subdev_lock); - return ret; -} - -static int fimc_isp_subdev_s_stream(struct v4l2_subdev *sd, int on) -{ - struct fimc_isp *isp = v4l2_get_subdevdata(sd); - struct fimc_is *is = fimc_isp_to_is(isp); - int ret; - - isp_dbg(1, sd, "%s: on: %d\n", __func__, on); - - if (!test_bit(IS_ST_INIT_DONE, &is->state)) - return -EBUSY; - - fimc_is_mem_barrier(); - - if (on) { - if (__get_pending_param_count(is)) { - ret = fimc_is_itf_s_param(is, true); - if (ret < 0) - return ret; - } - - isp_dbg(1, sd, "changing mode to %d\n", is->config_index); - - ret = fimc_is_itf_mode_change(is); - if (ret) - return -EINVAL; - - clear_bit(IS_ST_STREAM_ON, &is->state); - fimc_is_hw_stream_on(is); - ret = fimc_is_wait_event(is, IS_ST_STREAM_ON, 1, - FIMC_IS_CONFIG_TIMEOUT); - if (ret < 0) { - v4l2_err(sd, "stream on timeout\n"); - return ret; - } - } else { - clear_bit(IS_ST_STREAM_OFF, &is->state); - fimc_is_hw_stream_off(is); - ret = fimc_is_wait_event(is, IS_ST_STREAM_OFF, 1, - FIMC_IS_CONFIG_TIMEOUT); - if (ret < 0) { - v4l2_err(sd, "stream off timeout\n"); - return ret; - } - is->setfile.sub_index = 0; - } - - return 0; -} - -static int fimc_isp_subdev_s_power(struct v4l2_subdev *sd, int on) -{ - struct fimc_isp *isp = v4l2_get_subdevdata(sd); - struct fimc_is *is = fimc_isp_to_is(isp); - int ret = 0; - - pr_debug("on: %d\n", on); - - if (on) { - ret = pm_runtime_resume_and_get(&is->pdev->dev); - if (ret < 0) - return ret; - - set_bit(IS_ST_PWR_ON, &is->state); - - ret = fimc_is_start_firmware(is); - if (ret < 0) { - v4l2_err(sd, "firmware booting failed\n"); - pm_runtime_put(&is->pdev->dev); - return ret; - } - set_bit(IS_ST_PWR_SUBIP_ON, &is->state); - - ret = fimc_is_hw_initialize(is); - } else { - /* Close sensor */ - if (!test_bit(IS_ST_PWR_ON, &is->state)) { - fimc_is_hw_close_sensor(is, 0); - - ret = fimc_is_wait_event(is, IS_ST_OPEN_SENSOR, 0, - FIMC_IS_CONFIG_TIMEOUT); - if (ret < 0) { - v4l2_err(sd, "sensor close timeout\n"); - return ret; - } - } - - /* SUB IP power off */ - if (test_bit(IS_ST_PWR_SUBIP_ON, &is->state)) { - fimc_is_hw_subip_power_off(is); - ret = fimc_is_wait_event(is, IS_ST_PWR_SUBIP_ON, 0, - FIMC_IS_CONFIG_TIMEOUT); - if (ret < 0) { - v4l2_err(sd, "sub-IP power off timeout\n"); - return ret; - } - } - - fimc_is_cpu_set_power(is, 0); - pm_runtime_put_sync(&is->pdev->dev); - - clear_bit(IS_ST_PWR_ON, &is->state); - clear_bit(IS_ST_INIT_DONE, &is->state); - is->state = 0; - is->config[is->config_index].p_region_index[0] = 0; - is->config[is->config_index].p_region_index[1] = 0; - set_bit(IS_ST_IDLE, &is->state); - wmb(); - } - - return ret; -} - -static int fimc_isp_subdev_open(struct v4l2_subdev *sd, - struct v4l2_subdev_fh *fh) -{ - struct v4l2_mbus_framefmt *format; - struct v4l2_mbus_framefmt fmt = { - .colorspace = V4L2_COLORSPACE_SRGB, - .code = fimc_isp_formats[0].mbus_code, - .width = DEFAULT_PREVIEW_STILL_WIDTH + FIMC_ISP_CAC_MARGIN_WIDTH, - .height = DEFAULT_PREVIEW_STILL_HEIGHT + FIMC_ISP_CAC_MARGIN_HEIGHT, - .field = V4L2_FIELD_NONE, - }; - - format = v4l2_subdev_get_try_format(sd, fh->state, - FIMC_ISP_SD_PAD_SINK); - *format = fmt; - - format = v4l2_subdev_get_try_format(sd, fh->state, - FIMC_ISP_SD_PAD_SRC_FIFO); - fmt.width = DEFAULT_PREVIEW_STILL_WIDTH; - fmt.height = DEFAULT_PREVIEW_STILL_HEIGHT; - *format = fmt; - - format = v4l2_subdev_get_try_format(sd, fh->state, - FIMC_ISP_SD_PAD_SRC_DMA); - *format = fmt; - - return 0; -} - -static int fimc_isp_subdev_registered(struct v4l2_subdev *sd) -{ - struct fimc_isp *isp = v4l2_get_subdevdata(sd); - int ret; - - /* Use pipeline object allocated by the media device. */ - isp->video_capture.ve.pipe = v4l2_get_subdev_hostdata(sd); - - ret = fimc_isp_video_device_register(isp, sd->v4l2_dev, - V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE); - if (ret < 0) - isp->video_capture.ve.pipe = NULL; - - return ret; -} - -static void fimc_isp_subdev_unregistered(struct v4l2_subdev *sd) -{ - struct fimc_isp *isp = v4l2_get_subdevdata(sd); - - fimc_isp_video_device_unregister(isp, - V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE); -} - -static const struct v4l2_subdev_internal_ops fimc_is_subdev_internal_ops = { - .registered = fimc_isp_subdev_registered, - .unregistered = fimc_isp_subdev_unregistered, - .open = fimc_isp_subdev_open, -}; - -static const struct v4l2_subdev_pad_ops fimc_is_subdev_pad_ops = { - .enum_mbus_code = fimc_is_subdev_enum_mbus_code, - .get_fmt = fimc_isp_subdev_get_fmt, - .set_fmt = fimc_isp_subdev_set_fmt, -}; - -static const struct v4l2_subdev_video_ops fimc_is_subdev_video_ops = { - .s_stream = fimc_isp_subdev_s_stream, -}; - -static const struct v4l2_subdev_core_ops fimc_is_core_ops = { - .s_power = fimc_isp_subdev_s_power, -}; - -static const struct v4l2_subdev_ops fimc_is_subdev_ops = { - .core = &fimc_is_core_ops, - .video = &fimc_is_subdev_video_ops, - .pad = &fimc_is_subdev_pad_ops, -}; - -static int __ctrl_set_white_balance(struct fimc_is *is, int value) -{ - switch (value) { - case V4L2_WHITE_BALANCE_AUTO: - __is_set_isp_awb(is, ISP_AWB_COMMAND_AUTO, 0); - break; - case V4L2_WHITE_BALANCE_DAYLIGHT: - __is_set_isp_awb(is, ISP_AWB_COMMAND_ILLUMINATION, - ISP_AWB_ILLUMINATION_DAYLIGHT); - break; - case V4L2_WHITE_BALANCE_CLOUDY: - __is_set_isp_awb(is, ISP_AWB_COMMAND_ILLUMINATION, - ISP_AWB_ILLUMINATION_CLOUDY); - break; - case V4L2_WHITE_BALANCE_INCANDESCENT: - __is_set_isp_awb(is, ISP_AWB_COMMAND_ILLUMINATION, - ISP_AWB_ILLUMINATION_TUNGSTEN); - break; - case V4L2_WHITE_BALANCE_FLUORESCENT: - __is_set_isp_awb(is, ISP_AWB_COMMAND_ILLUMINATION, - ISP_AWB_ILLUMINATION_FLUORESCENT); - break; - default: - return -EINVAL; - } - - return 0; -} - -static int __ctrl_set_aewb_lock(struct fimc_is *is, - struct v4l2_ctrl *ctrl) -{ - bool awb_lock = ctrl->val & V4L2_LOCK_WHITE_BALANCE; - bool ae_lock = ctrl->val & V4L2_LOCK_EXPOSURE; - struct isp_param *isp = &is->is_p_region->parameter.isp; - int cmd, ret; - - cmd = ae_lock ? ISP_AA_COMMAND_STOP : ISP_AA_COMMAND_START; - isp->aa.cmd = cmd; - isp->aa.target = ISP_AA_TARGET_AE; - fimc_is_set_param_bit(is, PARAM_ISP_AA); - is->af.ae_lock_state = ae_lock; - wmb(); - - ret = fimc_is_itf_s_param(is, false); - if (ret < 0) - return ret; - - cmd = awb_lock ? ISP_AA_COMMAND_STOP : ISP_AA_COMMAND_START; - isp->aa.cmd = cmd; - isp->aa.target = ISP_AA_TARGET_AE; - fimc_is_set_param_bit(is, PARAM_ISP_AA); - is->af.awb_lock_state = awb_lock; - wmb(); - - return fimc_is_itf_s_param(is, false); -} - -/* Supported manual ISO values */ -static const s64 iso_qmenu[] = { - 50, 100, 200, 400, 800, -}; - -static int __ctrl_set_iso(struct fimc_is *is, int value) -{ - unsigned int idx, iso; - - if (value == V4L2_ISO_SENSITIVITY_AUTO) { - __is_set_isp_iso(is, ISP_ISO_COMMAND_AUTO, 0); - return 0; - } - idx = is->isp.ctrls.iso->val; - if (idx >= ARRAY_SIZE(iso_qmenu)) - return -EINVAL; - - iso = iso_qmenu[idx]; - __is_set_isp_iso(is, ISP_ISO_COMMAND_MANUAL, iso); - return 0; -} - -static int __ctrl_set_metering(struct fimc_is *is, unsigned int value) -{ - unsigned int val; - - switch (value) { - case V4L2_EXPOSURE_METERING_AVERAGE: - val = ISP_METERING_COMMAND_AVERAGE; - break; - case V4L2_EXPOSURE_METERING_CENTER_WEIGHTED: - val = ISP_METERING_COMMAND_CENTER; - break; - case V4L2_EXPOSURE_METERING_SPOT: - val = ISP_METERING_COMMAND_SPOT; - break; - case V4L2_EXPOSURE_METERING_MATRIX: - val = ISP_METERING_COMMAND_MATRIX; - break; - default: - return -EINVAL; - } - - __is_set_isp_metering(is, IS_METERING_CONFIG_CMD, val); - return 0; -} - -static int __ctrl_set_afc(struct fimc_is *is, int value) -{ - switch (value) { - case V4L2_CID_POWER_LINE_FREQUENCY_DISABLED: - __is_set_isp_afc(is, ISP_AFC_COMMAND_DISABLE, 0); - break; - case V4L2_CID_POWER_LINE_FREQUENCY_50HZ: - __is_set_isp_afc(is, ISP_AFC_COMMAND_MANUAL, 50); - break; - case V4L2_CID_POWER_LINE_FREQUENCY_60HZ: - __is_set_isp_afc(is, ISP_AFC_COMMAND_MANUAL, 60); - break; - case V4L2_CID_POWER_LINE_FREQUENCY_AUTO: - __is_set_isp_afc(is, ISP_AFC_COMMAND_AUTO, 0); - break; - default: - return -EINVAL; - } - - return 0; -} - -static int __ctrl_set_image_effect(struct fimc_is *is, int value) -{ - static const u8 effects[][2] = { - { V4L2_COLORFX_NONE, ISP_IMAGE_EFFECT_DISABLE }, - { V4L2_COLORFX_BW, ISP_IMAGE_EFFECT_MONOCHROME }, - { V4L2_COLORFX_SEPIA, ISP_IMAGE_EFFECT_SEPIA }, - { V4L2_COLORFX_NEGATIVE, ISP_IMAGE_EFFECT_NEGATIVE_MONO }, - { 16 /* TODO */, ISP_IMAGE_EFFECT_NEGATIVE_COLOR }, - }; - int i; - - for (i = 0; i < ARRAY_SIZE(effects); i++) { - if (effects[i][0] != value) - continue; - - __is_set_isp_effect(is, effects[i][1]); - return 0; - } - - return -EINVAL; -} - -static int fimc_is_s_ctrl(struct v4l2_ctrl *ctrl) -{ - struct fimc_isp *isp = ctrl_to_fimc_isp(ctrl); - struct fimc_is *is = fimc_isp_to_is(isp); - bool set_param = true; - int ret = 0; - - switch (ctrl->id) { - case V4L2_CID_CONTRAST: - __is_set_isp_adjust(is, ISP_ADJUST_COMMAND_MANUAL_CONTRAST, - ctrl->val); - break; - - case V4L2_CID_SATURATION: - __is_set_isp_adjust(is, ISP_ADJUST_COMMAND_MANUAL_SATURATION, - ctrl->val); - break; - - case V4L2_CID_SHARPNESS: - __is_set_isp_adjust(is, ISP_ADJUST_COMMAND_MANUAL_SHARPNESS, - ctrl->val); - break; - - case V4L2_CID_EXPOSURE_ABSOLUTE: - __is_set_isp_adjust(is, ISP_ADJUST_COMMAND_MANUAL_EXPOSURE, - ctrl->val); - break; - - case V4L2_CID_BRIGHTNESS: - __is_set_isp_adjust(is, ISP_ADJUST_COMMAND_MANUAL_BRIGHTNESS, - ctrl->val); - break; - - case V4L2_CID_HUE: - __is_set_isp_adjust(is, ISP_ADJUST_COMMAND_MANUAL_HUE, - ctrl->val); - break; - - case V4L2_CID_EXPOSURE_METERING: - ret = __ctrl_set_metering(is, ctrl->val); - break; - - case V4L2_CID_AUTO_N_PRESET_WHITE_BALANCE: - ret = __ctrl_set_white_balance(is, ctrl->val); - break; - - case V4L2_CID_3A_LOCK: - ret = __ctrl_set_aewb_lock(is, ctrl); - set_param = false; - break; - - case V4L2_CID_ISO_SENSITIVITY_AUTO: - ret = __ctrl_set_iso(is, ctrl->val); - break; - - case V4L2_CID_POWER_LINE_FREQUENCY: - ret = __ctrl_set_afc(is, ctrl->val); - break; - - case V4L2_CID_COLORFX: - __ctrl_set_image_effect(is, ctrl->val); - break; - - default: - ret = -EINVAL; - break; - } - - if (ret < 0) { - v4l2_err(&isp->subdev, "Failed to set control: %s (%d)\n", - ctrl->name, ctrl->val); - return ret; - } - - if (set_param && test_bit(IS_ST_STREAM_ON, &is->state)) - return fimc_is_itf_s_param(is, true); - - return 0; -} - -static const struct v4l2_ctrl_ops fimc_isp_ctrl_ops = { - .s_ctrl = fimc_is_s_ctrl, -}; - -static void __isp_subdev_set_default_format(struct fimc_isp *isp) -{ - struct fimc_is *is = fimc_isp_to_is(isp); - - isp->sink_fmt.width = DEFAULT_PREVIEW_STILL_WIDTH + - FIMC_ISP_CAC_MARGIN_WIDTH; - isp->sink_fmt.height = DEFAULT_PREVIEW_STILL_HEIGHT + - FIMC_ISP_CAC_MARGIN_HEIGHT; - isp->sink_fmt.code = MEDIA_BUS_FMT_SGRBG10_1X10; - - isp->src_fmt.width = DEFAULT_PREVIEW_STILL_WIDTH; - isp->src_fmt.height = DEFAULT_PREVIEW_STILL_HEIGHT; - isp->src_fmt.code = MEDIA_BUS_FMT_SGRBG10_1X10; - __is_set_frame_size(is, &isp->src_fmt); -} - -int fimc_isp_subdev_create(struct fimc_isp *isp) -{ - const struct v4l2_ctrl_ops *ops = &fimc_isp_ctrl_ops; - struct v4l2_ctrl_handler *handler = &isp->ctrls.handler; - struct v4l2_subdev *sd = &isp->subdev; - struct fimc_isp_ctrls *ctrls = &isp->ctrls; - int ret; - - mutex_init(&isp->subdev_lock); - - v4l2_subdev_init(sd, &fimc_is_subdev_ops); - - sd->owner = THIS_MODULE; - sd->grp_id = GRP_ID_FIMC_IS; - sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE; - snprintf(sd->name, sizeof(sd->name), "FIMC-IS-ISP"); - - sd->entity.function = MEDIA_ENT_F_PROC_VIDEO_PIXEL_FORMATTER; - isp->subdev_pads[FIMC_ISP_SD_PAD_SINK].flags = MEDIA_PAD_FL_SINK; - isp->subdev_pads[FIMC_ISP_SD_PAD_SRC_FIFO].flags = MEDIA_PAD_FL_SOURCE; - isp->subdev_pads[FIMC_ISP_SD_PAD_SRC_DMA].flags = MEDIA_PAD_FL_SOURCE; - ret = media_entity_pads_init(&sd->entity, FIMC_ISP_SD_PADS_NUM, - isp->subdev_pads); - if (ret) - return ret; - - v4l2_ctrl_handler_init(handler, 20); - - ctrls->saturation = v4l2_ctrl_new_std(handler, ops, V4L2_CID_SATURATION, - -2, 2, 1, 0); - ctrls->brightness = v4l2_ctrl_new_std(handler, ops, V4L2_CID_BRIGHTNESS, - -4, 4, 1, 0); - ctrls->contrast = v4l2_ctrl_new_std(handler, ops, V4L2_CID_CONTRAST, - -2, 2, 1, 0); - ctrls->sharpness = v4l2_ctrl_new_std(handler, ops, V4L2_CID_SHARPNESS, - -2, 2, 1, 0); - ctrls->hue = v4l2_ctrl_new_std(handler, ops, V4L2_CID_HUE, - -2, 2, 1, 0); - - ctrls->auto_wb = v4l2_ctrl_new_std_menu(handler, ops, - V4L2_CID_AUTO_N_PRESET_WHITE_BALANCE, - 8, ~0x14e, V4L2_WHITE_BALANCE_AUTO); - - ctrls->exposure = v4l2_ctrl_new_std(handler, ops, - V4L2_CID_EXPOSURE_ABSOLUTE, - -4, 4, 1, 0); - - ctrls->exp_metering = v4l2_ctrl_new_std_menu(handler, ops, - V4L2_CID_EXPOSURE_METERING, 3, - ~0xf, V4L2_EXPOSURE_METERING_AVERAGE); - - v4l2_ctrl_new_std_menu(handler, ops, V4L2_CID_POWER_LINE_FREQUENCY, - V4L2_CID_POWER_LINE_FREQUENCY_AUTO, 0, - V4L2_CID_POWER_LINE_FREQUENCY_AUTO); - /* ISO sensitivity */ - ctrls->auto_iso = v4l2_ctrl_new_std_menu(handler, ops, - V4L2_CID_ISO_SENSITIVITY_AUTO, 1, 0, - V4L2_ISO_SENSITIVITY_AUTO); - - ctrls->iso = v4l2_ctrl_new_int_menu(handler, ops, - V4L2_CID_ISO_SENSITIVITY, ARRAY_SIZE(iso_qmenu) - 1, - ARRAY_SIZE(iso_qmenu)/2 - 1, iso_qmenu); - - ctrls->aewb_lock = v4l2_ctrl_new_std(handler, ops, - V4L2_CID_3A_LOCK, 0, 0x3, 0, 0); - - /* TODO: Add support for NEGATIVE_COLOR option */ - ctrls->colorfx = v4l2_ctrl_new_std_menu(handler, ops, V4L2_CID_COLORFX, - V4L2_COLORFX_SET_CBCR + 1, ~0x1000f, V4L2_COLORFX_NONE); - - if (handler->error) { - media_entity_cleanup(&sd->entity); - return handler->error; - } - - v4l2_ctrl_auto_cluster(2, &ctrls->auto_iso, - V4L2_ISO_SENSITIVITY_MANUAL, false); - - sd->ctrl_handler = handler; - sd->internal_ops = &fimc_is_subdev_internal_ops; - sd->entity.ops = &fimc_is_subdev_media_ops; - v4l2_set_subdevdata(sd, isp); - - __isp_subdev_set_default_format(isp); - - return 0; -} - -void fimc_isp_subdev_destroy(struct fimc_isp *isp) -{ - struct v4l2_subdev *sd = &isp->subdev; - - v4l2_device_unregister_subdev(sd); - media_entity_cleanup(&sd->entity); - v4l2_ctrl_handler_free(&isp->ctrls.handler); - v4l2_set_subdevdata(sd, NULL); -} |