diff options
Diffstat (limited to 'drivers/media/platform/qcom/camss/camss-csid.c')
| -rw-r--r-- | drivers/media/platform/qcom/camss/camss-csid.c | 258 |
1 files changed, 173 insertions, 85 deletions
diff --git a/drivers/media/platform/qcom/camss/camss-csid.c b/drivers/media/platform/qcom/camss/camss-csid.c index 858db5d4ca75..5284b5857368 100644 --- a/drivers/media/platform/qcom/camss/camss-csid.c +++ b/drivers/media/platform/qcom/camss/camss-csid.c @@ -17,6 +17,7 @@ #include <linux/pm_runtime.h> #include <linux/regulator/consumer.h> #include <media/media-entity.h> +#include <media/mipi-csi2.h> #include <media/v4l2-device.h> #include <media/v4l2-event.h> #include <media/v4l2-subdev.h> @@ -29,6 +30,11 @@ #define VFE_480_CSID_OFFSET 0x1200 #define VFE_480_LITE_CSID_OFFSET 0x200 +#define CSID_HW_VERSION 0x0 +#define HW_VERSION_STEPPING 0 +#define HW_VERSION_REVISION 16 +#define HW_VERSION_GENERATION 28 + #define MSM_CSID_NAME "msm_csid" const char * const csid_testgen_modes[] = { @@ -48,119 +54,119 @@ const char * const csid_testgen_modes[] = { static const struct csid_format_info formats_4_1[] = { { MEDIA_BUS_FMT_UYVY8_1X16, - DATA_TYPE_YUV422_8BIT, + MIPI_CSI2_DT_YUV422_8B, DECODE_FORMAT_UNCOMPRESSED_8_BIT, 8, 2, }, { MEDIA_BUS_FMT_VYUY8_1X16, - DATA_TYPE_YUV422_8BIT, + MIPI_CSI2_DT_YUV422_8B, DECODE_FORMAT_UNCOMPRESSED_8_BIT, 8, 2, }, { MEDIA_BUS_FMT_YUYV8_1X16, - DATA_TYPE_YUV422_8BIT, + MIPI_CSI2_DT_YUV422_8B, DECODE_FORMAT_UNCOMPRESSED_8_BIT, 8, 2, }, { MEDIA_BUS_FMT_YVYU8_1X16, - DATA_TYPE_YUV422_8BIT, + MIPI_CSI2_DT_YUV422_8B, DECODE_FORMAT_UNCOMPRESSED_8_BIT, 8, 2, }, { MEDIA_BUS_FMT_SBGGR8_1X8, - DATA_TYPE_RAW_8BIT, + MIPI_CSI2_DT_RAW8, DECODE_FORMAT_UNCOMPRESSED_8_BIT, 8, 1, }, { MEDIA_BUS_FMT_SGBRG8_1X8, - DATA_TYPE_RAW_8BIT, + MIPI_CSI2_DT_RAW8, DECODE_FORMAT_UNCOMPRESSED_8_BIT, 8, 1, }, { MEDIA_BUS_FMT_SGRBG8_1X8, - DATA_TYPE_RAW_8BIT, + MIPI_CSI2_DT_RAW8, DECODE_FORMAT_UNCOMPRESSED_8_BIT, 8, 1, }, { MEDIA_BUS_FMT_SRGGB8_1X8, - DATA_TYPE_RAW_8BIT, + MIPI_CSI2_DT_RAW8, DECODE_FORMAT_UNCOMPRESSED_8_BIT, 8, 1, }, { MEDIA_BUS_FMT_SBGGR10_1X10, - DATA_TYPE_RAW_10BIT, + MIPI_CSI2_DT_RAW10, DECODE_FORMAT_UNCOMPRESSED_10_BIT, 10, 1, }, { MEDIA_BUS_FMT_SGBRG10_1X10, - DATA_TYPE_RAW_10BIT, + MIPI_CSI2_DT_RAW10, DECODE_FORMAT_UNCOMPRESSED_10_BIT, 10, 1, }, { MEDIA_BUS_FMT_SGRBG10_1X10, - DATA_TYPE_RAW_10BIT, + MIPI_CSI2_DT_RAW10, DECODE_FORMAT_UNCOMPRESSED_10_BIT, 10, 1, }, { MEDIA_BUS_FMT_SRGGB10_1X10, - DATA_TYPE_RAW_10BIT, + MIPI_CSI2_DT_RAW10, DECODE_FORMAT_UNCOMPRESSED_10_BIT, 10, 1, }, { MEDIA_BUS_FMT_SBGGR12_1X12, - DATA_TYPE_RAW_12BIT, + MIPI_CSI2_DT_RAW12, DECODE_FORMAT_UNCOMPRESSED_12_BIT, 12, 1, }, { MEDIA_BUS_FMT_SGBRG12_1X12, - DATA_TYPE_RAW_12BIT, + MIPI_CSI2_DT_RAW12, DECODE_FORMAT_UNCOMPRESSED_12_BIT, 12, 1, }, { MEDIA_BUS_FMT_SGRBG12_1X12, - DATA_TYPE_RAW_12BIT, + MIPI_CSI2_DT_RAW12, DECODE_FORMAT_UNCOMPRESSED_12_BIT, 12, 1, }, { MEDIA_BUS_FMT_SRGGB12_1X12, - DATA_TYPE_RAW_12BIT, + MIPI_CSI2_DT_RAW12, DECODE_FORMAT_UNCOMPRESSED_12_BIT, 12, 1, }, { MEDIA_BUS_FMT_Y10_1X10, - DATA_TYPE_RAW_10BIT, + MIPI_CSI2_DT_RAW10, DECODE_FORMAT_UNCOMPRESSED_10_BIT, 10, 1, @@ -170,147 +176,147 @@ static const struct csid_format_info formats_4_1[] = { static const struct csid_format_info formats_4_7[] = { { MEDIA_BUS_FMT_UYVY8_1X16, - DATA_TYPE_YUV422_8BIT, + MIPI_CSI2_DT_YUV422_8B, DECODE_FORMAT_UNCOMPRESSED_8_BIT, 8, 2, }, { MEDIA_BUS_FMT_VYUY8_1X16, - DATA_TYPE_YUV422_8BIT, + MIPI_CSI2_DT_YUV422_8B, DECODE_FORMAT_UNCOMPRESSED_8_BIT, 8, 2, }, { MEDIA_BUS_FMT_YUYV8_1X16, - DATA_TYPE_YUV422_8BIT, + MIPI_CSI2_DT_YUV422_8B, DECODE_FORMAT_UNCOMPRESSED_8_BIT, 8, 2, }, { MEDIA_BUS_FMT_YVYU8_1X16, - DATA_TYPE_YUV422_8BIT, + MIPI_CSI2_DT_YUV422_8B, DECODE_FORMAT_UNCOMPRESSED_8_BIT, 8, 2, }, { MEDIA_BUS_FMT_SBGGR8_1X8, - DATA_TYPE_RAW_8BIT, + MIPI_CSI2_DT_RAW8, DECODE_FORMAT_UNCOMPRESSED_8_BIT, 8, 1, }, { MEDIA_BUS_FMT_SGBRG8_1X8, - DATA_TYPE_RAW_8BIT, + MIPI_CSI2_DT_RAW8, DECODE_FORMAT_UNCOMPRESSED_8_BIT, 8, 1, }, { MEDIA_BUS_FMT_SGRBG8_1X8, - DATA_TYPE_RAW_8BIT, + MIPI_CSI2_DT_RAW8, DECODE_FORMAT_UNCOMPRESSED_8_BIT, 8, 1, }, { MEDIA_BUS_FMT_SRGGB8_1X8, - DATA_TYPE_RAW_8BIT, + MIPI_CSI2_DT_RAW8, DECODE_FORMAT_UNCOMPRESSED_8_BIT, 8, 1, }, { MEDIA_BUS_FMT_SBGGR10_1X10, - DATA_TYPE_RAW_10BIT, + MIPI_CSI2_DT_RAW10, DECODE_FORMAT_UNCOMPRESSED_10_BIT, 10, 1, }, { MEDIA_BUS_FMT_SGBRG10_1X10, - DATA_TYPE_RAW_10BIT, + MIPI_CSI2_DT_RAW10, DECODE_FORMAT_UNCOMPRESSED_10_BIT, 10, 1, }, { MEDIA_BUS_FMT_SGRBG10_1X10, - DATA_TYPE_RAW_10BIT, + MIPI_CSI2_DT_RAW10, DECODE_FORMAT_UNCOMPRESSED_10_BIT, 10, 1, }, { MEDIA_BUS_FMT_SRGGB10_1X10, - DATA_TYPE_RAW_10BIT, + MIPI_CSI2_DT_RAW10, DECODE_FORMAT_UNCOMPRESSED_10_BIT, 10, 1, }, { MEDIA_BUS_FMT_SBGGR12_1X12, - DATA_TYPE_RAW_12BIT, + MIPI_CSI2_DT_RAW12, DECODE_FORMAT_UNCOMPRESSED_12_BIT, 12, 1, }, { MEDIA_BUS_FMT_SGBRG12_1X12, - DATA_TYPE_RAW_12BIT, + MIPI_CSI2_DT_RAW12, DECODE_FORMAT_UNCOMPRESSED_12_BIT, 12, 1, }, { MEDIA_BUS_FMT_SGRBG12_1X12, - DATA_TYPE_RAW_12BIT, + MIPI_CSI2_DT_RAW12, DECODE_FORMAT_UNCOMPRESSED_12_BIT, 12, 1, }, { MEDIA_BUS_FMT_SRGGB12_1X12, - DATA_TYPE_RAW_12BIT, + MIPI_CSI2_DT_RAW12, DECODE_FORMAT_UNCOMPRESSED_12_BIT, 12, 1, }, { MEDIA_BUS_FMT_SBGGR14_1X14, - DATA_TYPE_RAW_14BIT, + MIPI_CSI2_DT_RAW14, DECODE_FORMAT_UNCOMPRESSED_14_BIT, 14, 1, }, { MEDIA_BUS_FMT_SGBRG14_1X14, - DATA_TYPE_RAW_14BIT, + MIPI_CSI2_DT_RAW14, DECODE_FORMAT_UNCOMPRESSED_14_BIT, 14, 1, }, { MEDIA_BUS_FMT_SGRBG14_1X14, - DATA_TYPE_RAW_14BIT, + MIPI_CSI2_DT_RAW14, DECODE_FORMAT_UNCOMPRESSED_14_BIT, 14, 1, }, { MEDIA_BUS_FMT_SRGGB14_1X14, - DATA_TYPE_RAW_14BIT, + MIPI_CSI2_DT_RAW14, DECODE_FORMAT_UNCOMPRESSED_14_BIT, 14, 1, }, { MEDIA_BUS_FMT_Y10_1X10, - DATA_TYPE_RAW_10BIT, + MIPI_CSI2_DT_RAW10, DECODE_FORMAT_UNCOMPRESSED_10_BIT, 10, 1, @@ -320,154 +326,154 @@ static const struct csid_format_info formats_4_7[] = { static const struct csid_format_info formats_gen2[] = { { MEDIA_BUS_FMT_UYVY8_1X16, - DATA_TYPE_YUV422_8BIT, + MIPI_CSI2_DT_YUV422_8B, DECODE_FORMAT_UNCOMPRESSED_8_BIT, 8, 2, }, { MEDIA_BUS_FMT_VYUY8_1X16, - DATA_TYPE_YUV422_8BIT, + MIPI_CSI2_DT_YUV422_8B, DECODE_FORMAT_UNCOMPRESSED_8_BIT, 8, 2, }, { MEDIA_BUS_FMT_YUYV8_1X16, - DATA_TYPE_YUV422_8BIT, + MIPI_CSI2_DT_YUV422_8B, DECODE_FORMAT_UNCOMPRESSED_8_BIT, 8, 2, }, { MEDIA_BUS_FMT_YVYU8_1X16, - DATA_TYPE_YUV422_8BIT, + MIPI_CSI2_DT_YUV422_8B, DECODE_FORMAT_UNCOMPRESSED_8_BIT, 8, 2, }, { MEDIA_BUS_FMT_SBGGR8_1X8, - DATA_TYPE_RAW_8BIT, + MIPI_CSI2_DT_RAW8, DECODE_FORMAT_UNCOMPRESSED_8_BIT, 8, 1, }, { MEDIA_BUS_FMT_SGBRG8_1X8, - DATA_TYPE_RAW_8BIT, + MIPI_CSI2_DT_RAW8, DECODE_FORMAT_UNCOMPRESSED_8_BIT, 8, 1, }, { MEDIA_BUS_FMT_SGRBG8_1X8, - DATA_TYPE_RAW_8BIT, + MIPI_CSI2_DT_RAW8, DECODE_FORMAT_UNCOMPRESSED_8_BIT, 8, 1, }, { MEDIA_BUS_FMT_SRGGB8_1X8, - DATA_TYPE_RAW_8BIT, + MIPI_CSI2_DT_RAW8, DECODE_FORMAT_UNCOMPRESSED_8_BIT, 8, 1, }, { MEDIA_BUS_FMT_SBGGR10_1X10, - DATA_TYPE_RAW_10BIT, + MIPI_CSI2_DT_RAW10, DECODE_FORMAT_UNCOMPRESSED_10_BIT, 10, 1, }, { MEDIA_BUS_FMT_SGBRG10_1X10, - DATA_TYPE_RAW_10BIT, + MIPI_CSI2_DT_RAW10, DECODE_FORMAT_UNCOMPRESSED_10_BIT, 10, 1, }, { MEDIA_BUS_FMT_SGRBG10_1X10, - DATA_TYPE_RAW_10BIT, + MIPI_CSI2_DT_RAW10, DECODE_FORMAT_UNCOMPRESSED_10_BIT, 10, 1, }, { MEDIA_BUS_FMT_SRGGB10_1X10, - DATA_TYPE_RAW_10BIT, + MIPI_CSI2_DT_RAW10, DECODE_FORMAT_UNCOMPRESSED_10_BIT, 10, 1, }, { MEDIA_BUS_FMT_Y8_1X8, - DATA_TYPE_RAW_8BIT, + MIPI_CSI2_DT_RAW8, DECODE_FORMAT_UNCOMPRESSED_8_BIT, 8, 1, }, { MEDIA_BUS_FMT_Y10_1X10, - DATA_TYPE_RAW_10BIT, + MIPI_CSI2_DT_RAW10, DECODE_FORMAT_UNCOMPRESSED_10_BIT, 10, 1, }, { MEDIA_BUS_FMT_SBGGR12_1X12, - DATA_TYPE_RAW_12BIT, + MIPI_CSI2_DT_RAW12, DECODE_FORMAT_UNCOMPRESSED_12_BIT, 12, 1, }, { MEDIA_BUS_FMT_SGBRG12_1X12, - DATA_TYPE_RAW_12BIT, + MIPI_CSI2_DT_RAW12, DECODE_FORMAT_UNCOMPRESSED_12_BIT, 12, 1, }, { MEDIA_BUS_FMT_SGRBG12_1X12, - DATA_TYPE_RAW_12BIT, + MIPI_CSI2_DT_RAW12, DECODE_FORMAT_UNCOMPRESSED_12_BIT, 12, 1, }, { MEDIA_BUS_FMT_SRGGB12_1X12, - DATA_TYPE_RAW_12BIT, + MIPI_CSI2_DT_RAW12, DECODE_FORMAT_UNCOMPRESSED_12_BIT, 12, 1, }, { MEDIA_BUS_FMT_SBGGR14_1X14, - DATA_TYPE_RAW_14BIT, + MIPI_CSI2_DT_RAW14, DECODE_FORMAT_UNCOMPRESSED_14_BIT, 14, 1, }, { MEDIA_BUS_FMT_SGBRG14_1X14, - DATA_TYPE_RAW_14BIT, + MIPI_CSI2_DT_RAW14, DECODE_FORMAT_UNCOMPRESSED_14_BIT, 14, 1, }, { MEDIA_BUS_FMT_SGRBG14_1X14, - DATA_TYPE_RAW_14BIT, + MIPI_CSI2_DT_RAW14, DECODE_FORMAT_UNCOMPRESSED_14_BIT, 14, 1, }, { MEDIA_BUS_FMT_SRGGB14_1X14, - DATA_TYPE_RAW_14BIT, + MIPI_CSI2_DT_RAW14, DECODE_FORMAT_UNCOMPRESSED_14_BIT, 14, 1, @@ -591,6 +597,78 @@ static int csid_set_clock_rates(struct csid_device *csid) } /* + * csid_hw_version - CSID hardware version query + * @csid: CSID device + * + * Return HW version or error + */ +u32 csid_hw_version(struct csid_device *csid) +{ + u32 hw_version; + u32 hw_gen; + u32 hw_rev; + u32 hw_step; + + hw_version = readl_relaxed(csid->base + CSID_HW_VERSION); + hw_gen = (hw_version >> HW_VERSION_GENERATION) & 0xF; + hw_rev = (hw_version >> HW_VERSION_REVISION) & 0xFFF; + hw_step = (hw_version >> HW_VERSION_STEPPING) & 0xFFFF; + dev_dbg(csid->camss->dev, "CSID:%d HW Version = %u.%u.%u\n", + csid->id, hw_gen, hw_rev, hw_step); + + return hw_version; +} + +/* + * csid_src_pad_code - Pick an output/src format based on the input/sink format + * @csid: CSID device + * @sink_code: The sink format of the input + * @match_format_idx: Request preferred index, as defined by subdevice csid + * format. Set @match_code to 0 if used. + * @match_code: Request preferred code, set @match_format_idx to 0 if used + * + * Return 0 on failure or src format code otherwise + */ +u32 csid_src_pad_code(struct csid_device *csid, u32 sink_code, + unsigned int match_format_idx, u32 match_code) +{ + if (csid->camss->res->version == CAMSS_8x16) { + if (match_format_idx > 0) + return 0; + + return sink_code; + } + + switch (sink_code) { + case MEDIA_BUS_FMT_SBGGR10_1X10: + { + u32 src_code[] = { + MEDIA_BUS_FMT_SBGGR10_1X10, + MEDIA_BUS_FMT_SBGGR10_2X8_PADHI_LE, + }; + + return csid_find_code(src_code, ARRAY_SIZE(src_code), + match_format_idx, match_code); + } + case MEDIA_BUS_FMT_Y10_1X10: + { + u32 src_code[] = { + MEDIA_BUS_FMT_Y10_1X10, + MEDIA_BUS_FMT_Y10_2X8_PADHI_LE, + }; + + return csid_find_code(src_code, ARRAY_SIZE(src_code), + match_format_idx, match_code); + } + default: + if (match_format_idx > 0) + return 0; + + return sink_code; + } +} + +/* * csid_set_power - Power on/off CSID module * @sd: CSID V4L2 subdevice * @on: Requested power state @@ -683,11 +761,13 @@ static int csid_set_stream(struct v4l2_subdev *sd, int enable) int ret; if (enable) { - ret = v4l2_ctrl_handler_setup(&csid->ctrls); - if (ret < 0) { - dev_err(csid->camss->dev, - "could not sync v4l2 controls: %d\n", ret); - return ret; + if (csid->testgen.nmodes != CSID_PAYLOAD_MODE_DISABLED) { + ret = v4l2_ctrl_handler_setup(&csid->ctrls); + if (ret < 0) { + dev_err(csid->camss->dev, + "could not sync v4l2 controls: %d\n", ret); + return ret; + } } if (!csid->testgen.enabled && @@ -761,7 +841,8 @@ static void csid_try_format(struct csid_device *csid, break; case MSM_CSID_PAD_SRC: - if (csid->testgen_mode->cur.val == 0) { + if (csid->testgen.nmodes == CSID_PAYLOAD_MODE_DISABLED || + csid->testgen_mode->cur.val == 0) { /* Test generator is disabled, */ /* keep pad formats in sync */ u32 code = fmt->code; @@ -811,7 +892,8 @@ static int csid_enum_mbus_code(struct v4l2_subdev *sd, code->code = csid->res->formats->formats[code->index].code; } else { - if (csid->testgen_mode->cur.val == 0) { + if (csid->testgen.nmodes == CSID_PAYLOAD_MODE_DISABLED || + csid->testgen_mode->cur.val == 0) { struct v4l2_mbus_framefmt *sink_fmt; sink_fmt = __csid_get_format(csid, sd_state, @@ -1190,7 +1272,8 @@ static int csid_link_setup(struct media_entity *entity, /* If test generator is enabled */ /* do not allow a link from CSIPHY to CSID */ - if (csid->testgen_mode->cur.val != 0) + if (csid->testgen.nmodes != CSID_PAYLOAD_MODE_DISABLED && + csid->testgen_mode->cur.val != 0) return -EBUSY; sd = media_entity_to_v4l2_subdev(remote->entity); @@ -1283,24 +1366,27 @@ int msm_csid_register_entity(struct csid_device *csid, MSM_CSID_NAME, csid->id); v4l2_set_subdevdata(sd, csid); - ret = v4l2_ctrl_handler_init(&csid->ctrls, 1); - if (ret < 0) { - dev_err(dev, "Failed to init ctrl handler: %d\n", ret); - return ret; - } + if (csid->testgen.nmodes != CSID_PAYLOAD_MODE_DISABLED) { + ret = v4l2_ctrl_handler_init(&csid->ctrls, 1); + if (ret < 0) { + dev_err(dev, "Failed to init ctrl handler: %d\n", ret); + return ret; + } - csid->testgen_mode = v4l2_ctrl_new_std_menu_items(&csid->ctrls, - &csid_ctrl_ops, V4L2_CID_TEST_PATTERN, - csid->testgen.nmodes, 0, 0, - csid->testgen.modes); + csid->testgen_mode = + v4l2_ctrl_new_std_menu_items(&csid->ctrls, + &csid_ctrl_ops, V4L2_CID_TEST_PATTERN, + csid->testgen.nmodes, 0, 0, + csid->testgen.modes); - if (csid->ctrls.error) { - dev_err(dev, "Failed to init ctrl: %d\n", csid->ctrls.error); - ret = csid->ctrls.error; - goto free_ctrl; - } + if (csid->ctrls.error) { + dev_err(dev, "Failed to init ctrl: %d\n", csid->ctrls.error); + ret = csid->ctrls.error; + goto free_ctrl; + } - csid->subdev.ctrl_handler = &csid->ctrls; + csid->subdev.ctrl_handler = &csid->ctrls; + } ret = csid_init_formats(sd, NULL); if (ret < 0) { @@ -1331,7 +1417,8 @@ int msm_csid_register_entity(struct csid_device *csid, media_cleanup: media_entity_cleanup(&sd->entity); free_ctrl: - v4l2_ctrl_handler_free(&csid->ctrls); + if (csid->testgen.nmodes != CSID_PAYLOAD_MODE_DISABLED) + v4l2_ctrl_handler_free(&csid->ctrls); return ret; } @@ -1344,7 +1431,8 @@ void msm_csid_unregister_entity(struct csid_device *csid) { v4l2_device_unregister_subdev(&csid->subdev); media_entity_cleanup(&csid->subdev.entity); - v4l2_ctrl_handler_free(&csid->ctrls); + if (csid->testgen.nmodes != CSID_PAYLOAD_MODE_DISABLED) + v4l2_ctrl_handler_free(&csid->ctrls); } inline bool csid_is_lite(struct csid_device *csid) |