diff options
Diffstat (limited to 'drivers/media/platform/vimc/vimc-common.c')
| -rw-r--r-- | drivers/media/platform/vimc/vimc-common.c | 325 |
1 files changed, 133 insertions, 192 deletions
diff --git a/drivers/media/platform/vimc/vimc-common.c b/drivers/media/platform/vimc/vimc-common.c index c1a74bb2df58..f4d2073076ed 100644 --- a/drivers/media/platform/vimc/vimc-common.c +++ b/drivers/media/platform/vimc/vimc-common.c @@ -1,18 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * vimc-common.c Virtual Media Controller Driver * * Copyright (C) 2015-2017 Helen Koike <helen.fornazier@gmail.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * */ #include <linux/init.h> @@ -20,192 +10,139 @@ #include "vimc-common.h" -/* - * NOTE: non-bayer formats need to come first (necessary for enum_mbus_code - * in the scaler) - */ -static const struct vimc_pix_map vimc_pix_map_list[] = { - /* TODO: add all missing formats */ - - /* RGB formats */ - { - .code = MEDIA_BUS_FMT_BGR888_1X24, - .pixelformat = V4L2_PIX_FMT_BGR24, - .bpp = 3, - .bayer = false, - }, - { - .code = MEDIA_BUS_FMT_RGB888_1X24, - .pixelformat = V4L2_PIX_FMT_RGB24, - .bpp = 3, - .bayer = false, - }, - { - .code = MEDIA_BUS_FMT_ARGB8888_1X32, - .pixelformat = V4L2_PIX_FMT_ARGB32, - .bpp = 4, - .bayer = false, - }, - - /* Bayer formats */ - { - .code = MEDIA_BUS_FMT_SBGGR8_1X8, - .pixelformat = V4L2_PIX_FMT_SBGGR8, - .bpp = 1, - .bayer = true, - }, - { - .code = MEDIA_BUS_FMT_SGBRG8_1X8, - .pixelformat = V4L2_PIX_FMT_SGBRG8, - .bpp = 1, - .bayer = true, - }, - { - .code = MEDIA_BUS_FMT_SGRBG8_1X8, - .pixelformat = V4L2_PIX_FMT_SGRBG8, - .bpp = 1, - .bayer = true, - }, - { - .code = MEDIA_BUS_FMT_SRGGB8_1X8, - .pixelformat = V4L2_PIX_FMT_SRGGB8, - .bpp = 1, - .bayer = true, - }, - { - .code = MEDIA_BUS_FMT_SBGGR10_1X10, - .pixelformat = V4L2_PIX_FMT_SBGGR10, - .bpp = 2, - .bayer = true, - }, - { - .code = MEDIA_BUS_FMT_SGBRG10_1X10, - .pixelformat = V4L2_PIX_FMT_SGBRG10, - .bpp = 2, - .bayer = true, - }, - { - .code = MEDIA_BUS_FMT_SGRBG10_1X10, - .pixelformat = V4L2_PIX_FMT_SGRBG10, - .bpp = 2, - .bayer = true, - }, - { - .code = MEDIA_BUS_FMT_SRGGB10_1X10, - .pixelformat = V4L2_PIX_FMT_SRGGB10, - .bpp = 2, - .bayer = true, - }, - - /* 10bit raw bayer a-law compressed to 8 bits */ - { - .code = MEDIA_BUS_FMT_SBGGR10_ALAW8_1X8, - .pixelformat = V4L2_PIX_FMT_SBGGR10ALAW8, - .bpp = 1, - .bayer = true, - }, - { - .code = MEDIA_BUS_FMT_SGBRG10_ALAW8_1X8, - .pixelformat = V4L2_PIX_FMT_SGBRG10ALAW8, - .bpp = 1, - .bayer = true, - }, - { - .code = MEDIA_BUS_FMT_SGRBG10_ALAW8_1X8, - .pixelformat = V4L2_PIX_FMT_SGRBG10ALAW8, - .bpp = 1, - .bayer = true, - }, - { - .code = MEDIA_BUS_FMT_SRGGB10_ALAW8_1X8, - .pixelformat = V4L2_PIX_FMT_SRGGB10ALAW8, - .bpp = 1, - .bayer = true, - }, - - /* 10bit raw bayer DPCM compressed to 8 bits */ - { - .code = MEDIA_BUS_FMT_SBGGR10_DPCM8_1X8, - .pixelformat = V4L2_PIX_FMT_SBGGR10DPCM8, - .bpp = 1, - .bayer = true, - }, - { - .code = MEDIA_BUS_FMT_SGBRG10_DPCM8_1X8, - .pixelformat = V4L2_PIX_FMT_SGBRG10DPCM8, - .bpp = 1, - .bayer = true, - }, - { - .code = MEDIA_BUS_FMT_SGRBG10_DPCM8_1X8, - .pixelformat = V4L2_PIX_FMT_SGRBG10DPCM8, - .bpp = 1, - .bayer = true, - }, - { - .code = MEDIA_BUS_FMT_SRGGB10_DPCM8_1X8, - .pixelformat = V4L2_PIX_FMT_SRGGB10DPCM8, - .bpp = 1, - .bayer = true, - }, - { - .code = MEDIA_BUS_FMT_SBGGR12_1X12, - .pixelformat = V4L2_PIX_FMT_SBGGR12, - .bpp = 2, - .bayer = true, - }, - { - .code = MEDIA_BUS_FMT_SGBRG12_1X12, - .pixelformat = V4L2_PIX_FMT_SGBRG12, - .bpp = 2, - .bayer = true, - }, - { - .code = MEDIA_BUS_FMT_SGRBG12_1X12, - .pixelformat = V4L2_PIX_FMT_SGRBG12, - .bpp = 2, - .bayer = true, - }, - { - .code = MEDIA_BUS_FMT_SRGGB12_1X12, - .pixelformat = V4L2_PIX_FMT_SRGGB12, - .bpp = 2, - .bayer = true, - }, +static const __u32 vimc_mbus_list[] = { + MEDIA_BUS_FMT_FIXED, + MEDIA_BUS_FMT_RGB444_1X12, + MEDIA_BUS_FMT_RGB444_2X8_PADHI_BE, + MEDIA_BUS_FMT_RGB444_2X8_PADHI_LE, + MEDIA_BUS_FMT_RGB555_2X8_PADHI_BE, + MEDIA_BUS_FMT_RGB555_2X8_PADHI_LE, + MEDIA_BUS_FMT_RGB565_1X16, + MEDIA_BUS_FMT_BGR565_2X8_BE, + MEDIA_BUS_FMT_BGR565_2X8_LE, + MEDIA_BUS_FMT_RGB565_2X8_BE, + MEDIA_BUS_FMT_RGB565_2X8_LE, + MEDIA_BUS_FMT_RGB666_1X18, + MEDIA_BUS_FMT_RBG888_1X24, + MEDIA_BUS_FMT_RGB666_1X24_CPADHI, + MEDIA_BUS_FMT_RGB666_1X7X3_SPWG, + MEDIA_BUS_FMT_BGR888_1X24, + MEDIA_BUS_FMT_GBR888_1X24, + MEDIA_BUS_FMT_RGB888_1X24, + MEDIA_BUS_FMT_RGB888_2X12_BE, + MEDIA_BUS_FMT_RGB888_2X12_LE, + MEDIA_BUS_FMT_RGB888_1X7X4_SPWG, + MEDIA_BUS_FMT_RGB888_1X7X4_JEIDA, + MEDIA_BUS_FMT_ARGB8888_1X32, + MEDIA_BUS_FMT_RGB888_1X32_PADHI, + MEDIA_BUS_FMT_RGB101010_1X30, + MEDIA_BUS_FMT_RGB121212_1X36, + MEDIA_BUS_FMT_RGB161616_1X48, + MEDIA_BUS_FMT_Y8_1X8, + MEDIA_BUS_FMT_UV8_1X8, + MEDIA_BUS_FMT_UYVY8_1_5X8, + MEDIA_BUS_FMT_VYUY8_1_5X8, + MEDIA_BUS_FMT_YUYV8_1_5X8, + MEDIA_BUS_FMT_YVYU8_1_5X8, + MEDIA_BUS_FMT_UYVY8_2X8, + MEDIA_BUS_FMT_VYUY8_2X8, + MEDIA_BUS_FMT_YUYV8_2X8, + MEDIA_BUS_FMT_YVYU8_2X8, + MEDIA_BUS_FMT_Y10_1X10, + MEDIA_BUS_FMT_Y10_2X8_PADHI_LE, + MEDIA_BUS_FMT_UYVY10_2X10, + MEDIA_BUS_FMT_VYUY10_2X10, + MEDIA_BUS_FMT_YUYV10_2X10, + MEDIA_BUS_FMT_YVYU10_2X10, + MEDIA_BUS_FMT_Y12_1X12, + MEDIA_BUS_FMT_UYVY12_2X12, + MEDIA_BUS_FMT_VYUY12_2X12, + MEDIA_BUS_FMT_YUYV12_2X12, + MEDIA_BUS_FMT_YVYU12_2X12, + MEDIA_BUS_FMT_UYVY8_1X16, + MEDIA_BUS_FMT_VYUY8_1X16, + MEDIA_BUS_FMT_YUYV8_1X16, + MEDIA_BUS_FMT_YVYU8_1X16, + MEDIA_BUS_FMT_YDYUYDYV8_1X16, + MEDIA_BUS_FMT_UYVY10_1X20, + MEDIA_BUS_FMT_VYUY10_1X20, + MEDIA_BUS_FMT_YUYV10_1X20, + MEDIA_BUS_FMT_YVYU10_1X20, + MEDIA_BUS_FMT_VUY8_1X24, + MEDIA_BUS_FMT_YUV8_1X24, + MEDIA_BUS_FMT_UYYVYY8_0_5X24, + MEDIA_BUS_FMT_UYVY12_1X24, + MEDIA_BUS_FMT_VYUY12_1X24, + MEDIA_BUS_FMT_YUYV12_1X24, + MEDIA_BUS_FMT_YVYU12_1X24, + MEDIA_BUS_FMT_YUV10_1X30, + MEDIA_BUS_FMT_UYYVYY10_0_5X30, + MEDIA_BUS_FMT_AYUV8_1X32, + MEDIA_BUS_FMT_UYYVYY12_0_5X36, + MEDIA_BUS_FMT_YUV12_1X36, + MEDIA_BUS_FMT_YUV16_1X48, + MEDIA_BUS_FMT_UYYVYY16_0_5X48, + MEDIA_BUS_FMT_SBGGR8_1X8, + MEDIA_BUS_FMT_SGBRG8_1X8, + MEDIA_BUS_FMT_SGRBG8_1X8, + MEDIA_BUS_FMT_SRGGB8_1X8, + MEDIA_BUS_FMT_SBGGR10_ALAW8_1X8, + MEDIA_BUS_FMT_SGBRG10_ALAW8_1X8, + MEDIA_BUS_FMT_SGRBG10_ALAW8_1X8, + MEDIA_BUS_FMT_SRGGB10_ALAW8_1X8, + MEDIA_BUS_FMT_SBGGR10_DPCM8_1X8, + MEDIA_BUS_FMT_SGBRG10_DPCM8_1X8, + MEDIA_BUS_FMT_SGRBG10_DPCM8_1X8, + MEDIA_BUS_FMT_SRGGB10_DPCM8_1X8, + MEDIA_BUS_FMT_SBGGR10_2X8_PADHI_BE, + MEDIA_BUS_FMT_SBGGR10_2X8_PADHI_LE, + MEDIA_BUS_FMT_SBGGR10_2X8_PADLO_BE, + MEDIA_BUS_FMT_SBGGR10_2X8_PADLO_LE, + MEDIA_BUS_FMT_SBGGR10_1X10, + MEDIA_BUS_FMT_SGBRG10_1X10, + MEDIA_BUS_FMT_SGRBG10_1X10, + MEDIA_BUS_FMT_SRGGB10_1X10, + MEDIA_BUS_FMT_SBGGR12_1X12, + MEDIA_BUS_FMT_SGBRG12_1X12, + MEDIA_BUS_FMT_SGRBG12_1X12, + MEDIA_BUS_FMT_SRGGB12_1X12, + MEDIA_BUS_FMT_SBGGR14_1X14, + MEDIA_BUS_FMT_SGBRG14_1X14, + MEDIA_BUS_FMT_SGRBG14_1X14, + MEDIA_BUS_FMT_SRGGB14_1X14, + MEDIA_BUS_FMT_SBGGR16_1X16, + MEDIA_BUS_FMT_SGBRG16_1X16, + MEDIA_BUS_FMT_SGRBG16_1X16, + MEDIA_BUS_FMT_SRGGB16_1X16, + MEDIA_BUS_FMT_JPEG_1X8, + MEDIA_BUS_FMT_S5C_UYVY_JPEG_1X8, + MEDIA_BUS_FMT_AHSV8888_1X32, }; -const struct vimc_pix_map *vimc_pix_map_by_index(unsigned int i) -{ - if (i >= ARRAY_SIZE(vimc_pix_map_list)) - return NULL; - - return &vimc_pix_map_list[i]; -} -EXPORT_SYMBOL_GPL(vimc_pix_map_by_index); - -const struct vimc_pix_map *vimc_pix_map_by_code(u32 code) +/* Helper function to check mbus codes */ +bool vimc_mbus_code_supported(__u32 code) { unsigned int i; - for (i = 0; i < ARRAY_SIZE(vimc_pix_map_list); i++) { - if (vimc_pix_map_list[i].code == code) - return &vimc_pix_map_list[i]; - } - return NULL; + for (i = 0; i < ARRAY_SIZE(vimc_mbus_list); i++) + if (code == vimc_mbus_list[i]) + return true; + return false; } -EXPORT_SYMBOL_GPL(vimc_pix_map_by_code); +EXPORT_SYMBOL_GPL(vimc_mbus_code_supported); -const struct vimc_pix_map *vimc_pix_map_by_pixelformat(u32 pixelformat) +/* Helper function to enumerate mbus codes */ +int vimc_enum_mbus_code(struct v4l2_subdev *sd, + struct v4l2_subdev_pad_config *cfg, + struct v4l2_subdev_mbus_code_enum *code) { - unsigned int i; + if (code->index >= ARRAY_SIZE(vimc_mbus_list)) + return -EINVAL; - for (i = 0; i < ARRAY_SIZE(vimc_pix_map_list); i++) { - if (vimc_pix_map_list[i].pixelformat == pixelformat) - return &vimc_pix_map_list[i]; - } - return NULL; + code->code = vimc_mbus_list[code->index]; + return 0; } -EXPORT_SYMBOL_GPL(vimc_pix_map_by_pixelformat); +EXPORT_SYMBOL_GPL(vimc_enum_mbus_code); /* Helper function to allocate and initialize pads */ struct media_pad *vimc_pads_init(u16 num_pads, const unsigned long *pads_flag) @@ -277,15 +214,13 @@ static int vimc_get_mbus_format(struct media_pad *pad, struct video_device, entity); struct vimc_ent_device *ved = video_get_drvdata(vdev); - const struct vimc_pix_map *vpix; struct v4l2_pix_format vdev_fmt; if (!ved->vdev_get_format) return -ENOIOCTLCMD; ved->vdev_get_format(ved, &vdev_fmt); - vpix = vimc_pix_map_by_pixelformat(vdev_fmt.pixelformat); - v4l2_fill_mbus_format(&fmt->format, &vdev_fmt, vpix->code); + v4l2_fill_mbus_format(&fmt->format, &vdev_fmt, 0); } else { return -EINVAL; } @@ -325,8 +260,12 @@ int vimc_link_validate(struct media_link *link) /* The width, height and code must match. */ if (source_fmt.format.width != sink_fmt.format.width || source_fmt.format.height != sink_fmt.format.height - || source_fmt.format.code != sink_fmt.format.code) + || (source_fmt.format.code && sink_fmt.format.code && + source_fmt.format.code != sink_fmt.format.code)) { + pr_err("vimc: format doesn't match in link %s->%s\n", + link->source->entity->name, link->sink->entity->name); return -EPIPE; + } /* * The field order must match, or the sink field order must be NONE @@ -380,6 +319,7 @@ int vimc_ent_sd_register(struct vimc_ent_device *ved, u32 function, u16 num_pads, const unsigned long *pads_flag, + const struct v4l2_subdev_internal_ops *sd_int_ops, const struct v4l2_subdev_ops *sd_ops) { int ret; @@ -394,6 +334,7 @@ int vimc_ent_sd_register(struct vimc_ent_device *ved, /* Initialize the subdev */ v4l2_subdev_init(sd, sd_ops); + sd->internal_ops = sd_int_ops; sd->entity.function = function; sd->entity.ops = &vimc_ent_sd_mops; sd->owner = THIS_MODULE; @@ -431,9 +372,9 @@ EXPORT_SYMBOL_GPL(vimc_ent_sd_register); void vimc_ent_sd_unregister(struct vimc_ent_device *ved, struct v4l2_subdev *sd) { - v4l2_device_unregister_subdev(sd); media_entity_cleanup(ved->ent); vimc_pads_cleanup(ved->pads); + v4l2_device_unregister_subdev(sd); } EXPORT_SYMBOL_GPL(vimc_ent_sd_unregister); |