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SubjectRe: [PATCH v4 09/22] media: camss: Refactor CSID HW version support
Thanks Andrey!

On Thu, 11 Feb 2021 at 09:59, Andrey Konovalov
<andrey.konovalov@linaro.org> wrote:
>
> Hi Robert,
>
> Thank you for your patch!
>
> On 05.02.2021 13:44, Robert Foss wrote:
> > In order to support Qualcomm ISP hardware architectures that diverge
> > from older architectures, the CSID subdevice drivers needs to be refactored
> > to better abstract the different ISP hardware architectures.
> >
> > Signed-off-by: Robert Foss <robert.foss@linaro.org>
> > ---
> >
> > Changes since v1
> > - kernel test robot: Add missing include, interrupt.h
> >
> >
> > drivers/media/platform/qcom/camss/Makefile | 2 +
> > .../platform/qcom/camss/camss-csid-4-1.c | 338 ++++++++++
> > .../platform/qcom/camss/camss-csid-4-7.c | 406 ++++++++++++
> > .../media/platform/qcom/camss/camss-csid.c | 616 +-----------------
> > .../media/platform/qcom/camss/camss-csid.h | 126 +++-
> > 5 files changed, 898 insertions(+), 590 deletions(-)
> > create mode 100644 drivers/media/platform/qcom/camss/camss-csid-4-1.c
> > create mode 100644 drivers/media/platform/qcom/camss/camss-csid-4-7.c
> >
> > diff --git a/drivers/media/platform/qcom/camss/Makefile b/drivers/media/platform/qcom/camss/Makefile
> > index 052c4f405fa3..cff388b653ba 100644
> > --- a/drivers/media/platform/qcom/camss/Makefile
> > +++ b/drivers/media/platform/qcom/camss/Makefile
> > @@ -4,6 +4,8 @@
> > qcom-camss-objs += \
> > camss.o \
> > camss-csid.o \
> > + camss-csid-4-1.o \
> > + camss-csid-4-7.o \
> > camss-csiphy-2ph-1-0.o \
> > camss-csiphy-3ph-1-0.o \
> > camss-csiphy.o \
> > diff --git a/drivers/media/platform/qcom/camss/camss-csid-4-1.c b/drivers/media/platform/qcom/camss/camss-csid-4-1.c
> > new file mode 100644
> > index 000000000000..84b415137555
> > --- /dev/null
> > +++ b/drivers/media/platform/qcom/camss/camss-csid-4-1.c
> > @@ -0,0 +1,338 @@
> > +// SPDX-License-Identifier: GPL-2.0
> > +/*
> > + * camss-csid-4-1.c
> > + *
> > + * Qualcomm MSM Camera Subsystem - CSID (CSI Decoder) Module
> > + *
> > + * Copyright (C) 2020 Linaro Ltd.
> > + */
>
> Why is this extra space before each #include below:

Good Q, I suspect an editor stabbed me in the back. Fixing this in v5.

>
> > + #include <linux/completion.h>
> > + #include <linux/interrupt.h>
> > + #include <linux/io.h>
> > + #include <linux/kernel.h>
> > + #include <linux/of.h>
> ^
> here?
>
> > +
> > +#include "camss-csid.h"
> > +#include "camss.h"
> > +
> > +#define CAMSS_CSID_HW_VERSION 0x0
> > +#define CAMSS_CSID_CORE_CTRL_0 0x004
> > +#define CAMSS_CSID_CORE_CTRL_1 0x008
> > +#define CAMSS_CSID_RST_CMD 0x00c
> > +#define CAMSS_CSID_CID_LUT_VC_n(n) (0x010 + 0x4 * (n))
> > +#define CAMSS_CSID_CID_n_CFG(n) (0x020 + 0x4 * (n))
> > +#define CAMSS_CSID_CID_n_CFG_ISPIF_EN BIT(0)
> > +#define CAMSS_CSID_CID_n_CFG_RDI_EN BIT(1)
> > +#define CAMSS_CSID_CID_n_CFG_DECODE_FORMAT_SHIFT 4
> > +#define CAMSS_CSID_CID_n_CFG_PLAIN_FORMAT_8 (0 << 8)
> > +#define CAMSS_CSID_CID_n_CFG_PLAIN_FORMAT_16 (1 << 8)
> > +#define CAMSS_CSID_CID_n_CFG_PLAIN_ALIGNMENT_LSB (0 << 9)
> > +#define CAMSS_CSID_CID_n_CFG_PLAIN_ALIGNMENT_MSB (1 << 9)
> > +#define CAMSS_CSID_CID_n_CFG_RDI_MODE_RAW_DUMP (0 << 10)
> > +#define CAMSS_CSID_CID_n_CFG_RDI_MODE_PLAIN_PACKING (1 << 10)
> > +#define CAMSS_CSID_IRQ_CLEAR_CMD 0x060
> > +#define CAMSS_CSID_IRQ_MASK 0x064
> > +#define CAMSS_CSID_IRQ_STATUS 0x068
> > +#define CAMSS_CSID_TG_CTRL 0x0a0
> > +#define CAMSS_CSID_TG_CTRL_DISABLE 0xa06436
> > +#define CAMSS_CSID_TG_CTRL_ENABLE 0xa06437
> > +#define CAMSS_CSID_TG_VC_CFG 0x0a4
> > +#define CAMSS_CSID_TG_VC_CFG_H_BLANKING 0x3ff
> > +#define CAMSS_CSID_TG_VC_CFG_V_BLANKING 0x7f
> > +#define CAMSS_CSID_TG_DT_n_CGG_0(n) (0x0ac + 0xc * (n))
> > +#define CAMSS_CSID_TG_DT_n_CGG_1(n) (0x0b0 + 0xc * (n))
> > +#define CAMSS_CSID_TG_DT_n_CGG_2(n) (0x0b4 + 0xc * (n))
> > +
> > +
> > +enum csid_testgen_pattern {
> > + TESTGEN_PATTERN_INCREMENTING = 0,
> > + TESTGEN_PATTERN_ALTERNATING_55_AA = 1,
> > + TESTGEN_PATTERN_ALL_ZEROES = 2,
> > + TESTGEN_PATTERN_ALL_ONES = 3,
> > + TESTGEN_PATTERN_RANDOM = 4,
> > + TESTGEN_PATTERN_USER_SPECIFIED = 5,
> > +};
>
> - this enum is unused.

Ack, fixing in v5.

>
> Thanks,
> Andrey
>
> > +
> > +static const struct csid_format csid_formats[] = {
> > + {
> > + MEDIA_BUS_FMT_UYVY8_2X8,
> > + DATA_TYPE_YUV422_8BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_8_BIT,
> > + 8,
> > + 2,
> > + },
> > + {
> > + MEDIA_BUS_FMT_VYUY8_2X8,
> > + DATA_TYPE_YUV422_8BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_8_BIT,
> > + 8,
> > + 2,
> > + },
> > + {
> > + MEDIA_BUS_FMT_YUYV8_2X8,
> > + DATA_TYPE_YUV422_8BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_8_BIT,
> > + 8,
> > + 2,
> > + },
> > + {
> > + MEDIA_BUS_FMT_YVYU8_2X8,
> > + DATA_TYPE_YUV422_8BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_8_BIT,
> > + 8,
> > + 2,
> > + },
> > + {
> > + MEDIA_BUS_FMT_SBGGR8_1X8,
> > + DATA_TYPE_RAW_8BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_8_BIT,
> > + 8,
> > + 1,
> > + },
> > + {
> > + MEDIA_BUS_FMT_SGBRG8_1X8,
> > + DATA_TYPE_RAW_8BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_8_BIT,
> > + 8,
> > + 1,
> > + },
> > + {
> > + MEDIA_BUS_FMT_SGRBG8_1X8,
> > + DATA_TYPE_RAW_8BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_8_BIT,
> > + 8,
> > + 1,
> > + },
> > + {
> > + MEDIA_BUS_FMT_SRGGB8_1X8,
> > + DATA_TYPE_RAW_8BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_8_BIT,
> > + 8,
> > + 1,
> > + },
> > + {
> > + MEDIA_BUS_FMT_SBGGR10_1X10,
> > + DATA_TYPE_RAW_10BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_10_BIT,
> > + 10,
> > + 1,
> > + },
> > + {
> > + MEDIA_BUS_FMT_SGBRG10_1X10,
> > + DATA_TYPE_RAW_10BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_10_BIT,
> > + 10,
> > + 1,
> > + },
> > + {
> > + MEDIA_BUS_FMT_SGRBG10_1X10,
> > + DATA_TYPE_RAW_10BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_10_BIT,
> > + 10,
> > + 1,
> > + },
> > + {
> > + MEDIA_BUS_FMT_SRGGB10_1X10,
> > + DATA_TYPE_RAW_10BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_10_BIT,
> > + 10,
> > + 1,
> > + },
> > + {
> > + MEDIA_BUS_FMT_SBGGR12_1X12,
> > + DATA_TYPE_RAW_12BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_12_BIT,
> > + 12,
> > + 1,
> > + },
> > + {
> > + MEDIA_BUS_FMT_SGBRG12_1X12,
> > + DATA_TYPE_RAW_12BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_12_BIT,
> > + 12,
> > + 1,
> > + },
> > + {
> > + MEDIA_BUS_FMT_SGRBG12_1X12,
> > + DATA_TYPE_RAW_12BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_12_BIT,
> > + 12,
> > + 1,
> > + },
> > + {
> > + MEDIA_BUS_FMT_SRGGB12_1X12,
> > + DATA_TYPE_RAW_12BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_12_BIT,
> > + 12,
> > + 1,
> > + },
> > + {
> > + MEDIA_BUS_FMT_Y10_1X10,
> > + DATA_TYPE_RAW_10BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_10_BIT,
> > + 10,
> > + 1,
> > + },
> > +};
> > +
> > +static void csid_configure_stream(struct csid_device *csid, u8 enable)
> > +{
> > + struct csid_testgen_config *tg = &csid->testgen;
> > + u32 val;
> > +
> > + if (enable) {
> > + struct v4l2_mbus_framefmt *input_format;
> > + const struct csid_format *format;
> > + u8 vc = 0; /* Virtual Channel 0 */
> > + u8 cid = vc * 4; /* id of Virtual Channel and Data Type set */
> > + u8 dt_shift;
> > +
> > + if (tg->enabled) {
> > + /* Config Test Generator */
> > + u32 num_lines, num_bytes_per_line;
> > +
> > + input_format = &csid->fmt[MSM_CSID_PAD_SRC];
> > + format = csid_get_fmt_entry(csid->formats, csid->nformats,
> > + input_format->code);
> > + num_bytes_per_line = input_format->width * format->bpp * format->spp / 8;
> > + num_lines = input_format->height;
> > +
> > + /* 31:24 V blank, 23:13 H blank, 3:2 num of active DT */
> > + /* 1:0 VC */
> > + val = ((CAMSS_CSID_TG_VC_CFG_V_BLANKING & 0xff) << 24) |
> > + ((CAMSS_CSID_TG_VC_CFG_H_BLANKING & 0x7ff) << 13);
> > + writel_relaxed(val, csid->base + CAMSS_CSID_TG_VC_CFG);
> > +
> > + /* 28:16 bytes per lines, 12:0 num of lines */
> > + val = ((num_bytes_per_line & 0x1fff) << 16) |
> > + (num_lines & 0x1fff);
> > + writel_relaxed(val, csid->base + CAMSS_CSID_TG_DT_n_CGG_0(0));
> > +
> > + /* 5:0 data type */
> > + val = format->data_type;
> > + writel_relaxed(val, csid->base + CAMSS_CSID_TG_DT_n_CGG_1(0));
> > +
> > + /* 2:0 output test pattern */
> > + val = tg->mode;
> > + writel_relaxed(val, csid->base + CAMSS_CSID_TG_DT_n_CGG_2(0));
> > + } else {
> > + struct csid_phy_config *phy = &csid->phy;
> > +
> > + input_format = &csid->fmt[MSM_CSID_PAD_SINK];
> > + format = csid_get_fmt_entry(csid->formats, csid->nformats,
> > + input_format->code);
> > +
> > + val = phy->lane_cnt - 1;
> > + val |= phy->lane_assign << 4;
> > +
> > + writel_relaxed(val, csid->base + CAMSS_CSID_CORE_CTRL_0);
> > +
> > + val = phy->csiphy_id << 17;
> > + val |= 0x9;
> > +
> > + writel_relaxed(val, csid->base + CAMSS_CSID_CORE_CTRL_1);
> > + }
> > +
> > + /* Config LUT */
> > +
> > + dt_shift = (cid % 4) * 8;
> > + val = readl_relaxed(csid->base + CAMSS_CSID_CID_LUT_VC_n(vc));
> > + val &= ~(0xff << dt_shift);
> > + val |= format->data_type << dt_shift;
> > + writel_relaxed(val, csid->base + CAMSS_CSID_CID_LUT_VC_n(vc));
> > +
> > + val = CAMSS_CSID_CID_n_CFG_ISPIF_EN;
> > + val |= CAMSS_CSID_CID_n_CFG_RDI_EN;
> > + val |= format->decode_format << CAMSS_CSID_CID_n_CFG_DECODE_FORMAT_SHIFT;
> > + val |= CAMSS_CSID_CID_n_CFG_RDI_MODE_RAW_DUMP;
> > + writel_relaxed(val, csid->base + CAMSS_CSID_CID_n_CFG(cid));
> > +
> > + if (tg->enabled) {
> > + val = CAMSS_CSID_TG_CTRL_ENABLE;
> > + writel_relaxed(val, csid->base + CAMSS_CSID_TG_CTRL);
> > + }
> > + } else {
> > + if (tg->enabled) {
> > + val = CAMSS_CSID_TG_CTRL_DISABLE;
> > + writel_relaxed(val, csid->base + CAMSS_CSID_TG_CTRL);
> > + }
> > + }
> > +}
> > +
> > +static int csid_configure_testgen_pattern(struct csid_device *csid, s32 val)
> > +{
> > + s32 regval = val - 1;
> > +
> > + if (regval > 0 || regval <= CSID_PAYLOAD_MODE_MAX_SUPPORTED_4_1)
> > + csid->testgen.mode = regval;
> > +
> > + return 0;
> > +}
> > +
> > +static u32 csid_hw_version(struct csid_device *csid)
> > +{
> > + u32 hw_version = readl_relaxed(csid->base + CAMSS_CSID_HW_VERSION);
> > +
> > + dev_dbg(csid->camss->dev, "CSID HW Version = 0x%08x\n", hw_version);
> > +
> > + return hw_version;
> > +}
> > +
> > +static irqreturn_t csid_isr(int irq, void *dev)
> > +{
> > + struct csid_device *csid = dev;
> > + u32 value;
> > +
> > + value = readl_relaxed(csid->base + CAMSS_CSID_IRQ_STATUS);
> > + writel_relaxed(value, csid->base + CAMSS_CSID_IRQ_CLEAR_CMD);
> > +
> > + if ((value >> 11) & 0x1)
> > + complete(&csid->reset_complete);
> > +
> > + return IRQ_HANDLED;
> > +}
> > +
> > +static int csid_reset(struct csid_device *csid)
> > +{
> > + unsigned long time;
> > +
> > + reinit_completion(&csid->reset_complete);
> > +
> > + writel_relaxed(0x7fff, csid->base + CAMSS_CSID_RST_CMD);
> > +
> > + time = wait_for_completion_timeout(&csid->reset_complete,
> > + msecs_to_jiffies(CSID_RESET_TIMEOUT_MS));
> > + if (!time) {
> > + dev_err(csid->camss->dev, "CSID reset timeout\n");
> > + return -EIO;
> > + }
> > +
> > + return 0;
> > +}
> > +
> > +static u32 csid_src_pad_code(struct csid_device *csid, u32 sink_code,
> > + unsigned int match_format_idx, u32 match_code)
> > +{
> > + if (match_format_idx > 0)
> > + return 0;
> > +
> > + return sink_code;
> > +}
> > +
> > +static void csid_subdev_init(struct csid_device *csid)
> > +{
> > + csid->formats = csid_formats;
> > + csid->nformats = ARRAY_SIZE(csid_formats);
> > + csid->testgen.modes = csid_testgen_modes;
> > + csid->testgen.nmodes = CSID_PAYLOAD_MODE_MAX_SUPPORTED_4_1;
> > +}
> > +
> > +const struct csid_hw_ops csid_ops_4_1 = {
> > + .configure_stream = csid_configure_stream,
> > + .configure_testgen_pattern = csid_configure_testgen_pattern,
> > + .hw_version = csid_hw_version,
> > + .isr = csid_isr,
> > + .reset = csid_reset,
> > + .src_pad_code = csid_src_pad_code,
> > + .subdev_init = csid_subdev_init,
> > +};
> > diff --git a/drivers/media/platform/qcom/camss/camss-csid-4-7.c b/drivers/media/platform/qcom/camss/camss-csid-4-7.c
> > new file mode 100644
> > index 000000000000..16a69b140f4e
> > --- /dev/null
> > +++ b/drivers/media/platform/qcom/camss/camss-csid-4-7.c
> > @@ -0,0 +1,406 @@
> > +// SPDX-License-Identifier: GPL-2.0
> > +/*
> > + * camss-csid-4-7.c
> > + *
> > + * Qualcomm MSM Camera Subsystem - CSID (CSI Decoder) Module
> > + *
> > + * Copyright (C) 2020 Linaro Ltd.
> > + */
> > +#include <linux/completion.h>
> > +#include <linux/interrupt.h>
> > +#include <linux/io.h>
> > +#include <linux/kernel.h>
> > +#include <linux/of.h>
> > +
> > +#include "camss-csid.h"
> > +#include "camss.h"
> > +
> > +#define CAMSS_CSID_HW_VERSION 0x0
> > +#define CAMSS_CSID_CORE_CTRL_0 0x004
> > +#define CAMSS_CSID_CORE_CTRL_1 0x008
> > +#define CAMSS_CSID_RST_CMD 0x010
> > +#define CAMSS_CSID_CID_LUT_VC_n(n) (0x014 + 0x4 * (n))
> > +#define CAMSS_CSID_CID_n_CFG(n) (0x024 + 0x4 * (n))
> > +#define CAMSS_CSID_CID_n_CFG_ISPIF_EN BIT(0)
> > +#define CAMSS_CSID_CID_n_CFG_RDI_EN BIT(1)
> > +#define CAMSS_CSID_CID_n_CFG_DECODE_FORMAT_SHIFT 4
> > +#define CAMSS_CSID_CID_n_CFG_PLAIN_FORMAT_8 (0 << 8)
> > +#define CAMSS_CSID_CID_n_CFG_PLAIN_FORMAT_16 (1 << 8)
> > +#define CAMSS_CSID_CID_n_CFG_PLAIN_ALIGNMENT_LSB (0 << 9)
> > +#define CAMSS_CSID_CID_n_CFG_PLAIN_ALIGNMENT_MSB (1 << 9)
> > +#define CAMSS_CSID_CID_n_CFG_RDI_MODE_RAW_DUMP (0 << 10)
> > +#define CAMSS_CSID_CID_n_CFG_RDI_MODE_PLAIN_PACKING (1 << 10)
> > +#define CAMSS_CSID_IRQ_CLEAR_CMD 0x064
> > +#define CAMSS_CSID_IRQ_MASK 0x068
> > +#define CAMSS_CSID_IRQ_STATUS 0x06c
> > +#define CAMSS_CSID_TG_CTRL 0x0a8
> > +#define CAMSS_CSID_TG_CTRL_DISABLE 0xa06436
> > +#define CAMSS_CSID_TG_CTRL_ENABLE 0xa06437
> > +#define CAMSS_CSID_TG_VC_CFG 0x0ac
> > +#define CAMSS_CSID_TG_VC_CFG_H_BLANKING 0x3ff
> > +#define CAMSS_CSID_TG_VC_CFG_V_BLANKING 0x7f
> > +#define CAMSS_CSID_TG_DT_n_CGG_0(n) (0x0b4 + 0xc * (n))
> > +#define CAMSS_CSID_TG_DT_n_CGG_1(n) (0x0b8 + 0xc * (n))
> > +#define CAMSS_CSID_TG_DT_n_CGG_2(n) (0x0bc + 0xc * (n))
> > +
> > +
> > +static const struct csid_format csid_formats[] = {
> > + {
> > + MEDIA_BUS_FMT_UYVY8_2X8,
> > + DATA_TYPE_YUV422_8BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_8_BIT,
> > + 8,
> > + 2,
> > + },
> > + {
> > + MEDIA_BUS_FMT_VYUY8_2X8,
> > + DATA_TYPE_YUV422_8BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_8_BIT,
> > + 8,
> > + 2,
> > + },
> > + {
> > + MEDIA_BUS_FMT_YUYV8_2X8,
> > + DATA_TYPE_YUV422_8BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_8_BIT,
> > + 8,
> > + 2,
> > + },
> > + {
> > + MEDIA_BUS_FMT_YVYU8_2X8,
> > + DATA_TYPE_YUV422_8BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_8_BIT,
> > + 8,
> > + 2,
> > + },
> > + {
> > + MEDIA_BUS_FMT_SBGGR8_1X8,
> > + DATA_TYPE_RAW_8BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_8_BIT,
> > + 8,
> > + 1,
> > + },
> > + {
> > + MEDIA_BUS_FMT_SGBRG8_1X8,
> > + DATA_TYPE_RAW_8BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_8_BIT,
> > + 8,
> > + 1,
> > + },
> > + {
> > + MEDIA_BUS_FMT_SGRBG8_1X8,
> > + DATA_TYPE_RAW_8BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_8_BIT,
> > + 8,
> > + 1,
> > + },
> > + {
> > + MEDIA_BUS_FMT_SRGGB8_1X8,
> > + DATA_TYPE_RAW_8BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_8_BIT,
> > + 8,
> > + 1,
> > + },
> > + {
> > + MEDIA_BUS_FMT_SBGGR10_1X10,
> > + DATA_TYPE_RAW_10BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_10_BIT,
> > + 10,
> > + 1,
> > + },
> > + {
> > + MEDIA_BUS_FMT_SGBRG10_1X10,
> > + DATA_TYPE_RAW_10BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_10_BIT,
> > + 10,
> > + 1,
> > + },
> > + {
> > + MEDIA_BUS_FMT_SGRBG10_1X10,
> > + DATA_TYPE_RAW_10BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_10_BIT,
> > + 10,
> > + 1,
> > + },
> > + {
> > + MEDIA_BUS_FMT_SRGGB10_1X10,
> > + DATA_TYPE_RAW_10BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_10_BIT,
> > + 10,
> > + 1,
> > + },
> > + {
> > + MEDIA_BUS_FMT_SBGGR12_1X12,
> > + DATA_TYPE_RAW_12BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_12_BIT,
> > + 12,
> > + 1,
> > + },
> > + {
> > + MEDIA_BUS_FMT_SGBRG12_1X12,
> > + DATA_TYPE_RAW_12BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_12_BIT,
> > + 12,
> > + 1,
> > + },
> > + {
> > + MEDIA_BUS_FMT_SGRBG12_1X12,
> > + DATA_TYPE_RAW_12BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_12_BIT,
> > + 12,
> > + 1,
> > + },
> > + {
> > + MEDIA_BUS_FMT_SRGGB12_1X12,
> > + DATA_TYPE_RAW_12BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_12_BIT,
> > + 12,
> > + 1,
> > + },
> > + {
> > + MEDIA_BUS_FMT_SBGGR14_1X14,
> > + DATA_TYPE_RAW_14BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_14_BIT,
> > + 14,
> > + 1,
> > + },
> > + {
> > + MEDIA_BUS_FMT_SGBRG14_1X14,
> > + DATA_TYPE_RAW_14BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_14_BIT,
> > + 14,
> > + 1,
> > + },
> > + {
> > + MEDIA_BUS_FMT_SGRBG14_1X14,
> > + DATA_TYPE_RAW_14BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_14_BIT,
> > + 14,
> > + 1,
> > + },
> > + {
> > + MEDIA_BUS_FMT_SRGGB14_1X14,
> > + DATA_TYPE_RAW_14BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_14_BIT,
> > + 14,
> > + 1,
> > + },
> > + {
> > + MEDIA_BUS_FMT_Y10_1X10,
> > + DATA_TYPE_RAW_10BIT,
> > + DECODE_FORMAT_UNCOMPRESSED_10_BIT,
> > + 10,
> > + 1,
> > + },
> > +};
> > +
> > +static void csid_configure_stream(struct csid_device *csid, u8 enable)
> > +{
> > + struct csid_testgen_config *tg = &csid->testgen;
> > + u32 sink_code = csid->fmt[MSM_CSID_PAD_SINK].code;
> > + u32 src_code = csid->fmt[MSM_CSID_PAD_SRC].code;
> > + u32 val;
> > +
> > + if (enable) {
> > + struct v4l2_mbus_framefmt *input_format;
> > + const struct csid_format *format;
> > + u8 vc = 0; /* Virtual Channel 0 */
> > + u8 cid = vc * 4; /* id of Virtual Channel and Data Type set */
> > + u8 dt_shift;
> > +
> > + if (tg->enabled) {
> > + /* Config Test Generator */
> > + u32 num_bytes_per_line, num_lines;
> > +
> > + input_format = &csid->fmt[MSM_CSID_PAD_SRC];
> > + format = csid_get_fmt_entry(csid->formats, csid->nformats,
> > + input_format->code);
> > + num_bytes_per_line = input_format->width * format->bpp * format->spp / 8;
> > + num_lines = input_format->height;
> > +
> > + /* 31:24 V blank, 23:13 H blank, 3:2 num of active DT */
> > + /* 1:0 VC */
> > + val = ((CAMSS_CSID_TG_VC_CFG_V_BLANKING & 0xff) << 24) |
> > + ((CAMSS_CSID_TG_VC_CFG_H_BLANKING & 0x7ff) << 13);
> > + writel_relaxed(val, csid->base + CAMSS_CSID_TG_VC_CFG);
> > +
> > + /* 28:16 bytes per lines, 12:0 num of lines */
> > + val = ((num_bytes_per_line & 0x1fff) << 16) |
> > + (num_lines & 0x1fff);
> > + writel_relaxed(val, csid->base + CAMSS_CSID_TG_DT_n_CGG_0(0));
> > +
> > + /* 5:0 data type */
> > + val = format->data_type;
> > + writel_relaxed(val, csid->base + CAMSS_CSID_TG_DT_n_CGG_1(0));
> > +
> > + /* 2:0 output test pattern */
> > + val = tg->mode;
> > + writel_relaxed(val, csid->base + CAMSS_CSID_TG_DT_n_CGG_2(0));
> > + } else {
> > + struct csid_phy_config *phy = &csid->phy;
> > +
> > + input_format = &csid->fmt[MSM_CSID_PAD_SINK];
> > + format = csid_get_fmt_entry(csid->formats, csid->nformats,
> > + input_format->code);
> > +
> > + val = phy->lane_cnt - 1;
> > + val |= phy->lane_assign << 4;
> > +
> > + writel_relaxed(val, csid->base + CAMSS_CSID_CORE_CTRL_0);
> > +
> > + val = phy->csiphy_id << 17;
> > + val |= 0x9;
> > +
> > + writel_relaxed(val, csid->base + CAMSS_CSID_CORE_CTRL_1);
> > + }
> > +
> > + /* Config LUT */
> > +
> > + dt_shift = (cid % 4) * 8;
> > +
> > + val = readl_relaxed(csid->base + CAMSS_CSID_CID_LUT_VC_n(vc));
> > + val &= ~(0xff << dt_shift);
> > + val |= format->data_type << dt_shift;
> > + writel_relaxed(val, csid->base + CAMSS_CSID_CID_LUT_VC_n(vc));
> > +
> > + val = CAMSS_CSID_CID_n_CFG_ISPIF_EN;
> > + val |= CAMSS_CSID_CID_n_CFG_RDI_EN;
> > + val |= format->decode_format << CAMSS_CSID_CID_n_CFG_DECODE_FORMAT_SHIFT;
> > + val |= CAMSS_CSID_CID_n_CFG_RDI_MODE_RAW_DUMP;
> > +
> > + if ((sink_code == MEDIA_BUS_FMT_SBGGR10_1X10 &&
> > + src_code == MEDIA_BUS_FMT_SBGGR10_2X8_PADHI_LE) ||
> > + (sink_code == MEDIA_BUS_FMT_Y10_1X10 &&
> > + src_code == MEDIA_BUS_FMT_Y10_2X8_PADHI_LE)) {
> > + val |= CAMSS_CSID_CID_n_CFG_RDI_MODE_PLAIN_PACKING;
> > + val |= CAMSS_CSID_CID_n_CFG_PLAIN_FORMAT_16;
> > + val |= CAMSS_CSID_CID_n_CFG_PLAIN_ALIGNMENT_LSB;
> > + }
> > +
> > + writel_relaxed(val, csid->base + CAMSS_CSID_CID_n_CFG(cid));
> > +
> > + if (tg->enabled) {
> > + val = CAMSS_CSID_TG_CTRL_ENABLE;
> > + writel_relaxed(val, csid->base + CAMSS_CSID_TG_CTRL);
> > + }
> > + } else {
> > + if (tg->enabled) {
> > + val = CAMSS_CSID_TG_CTRL_DISABLE;
> > + writel_relaxed(val, csid->base + CAMSS_CSID_TG_CTRL);
> > + }
> > + }
> > +}
> > +
> > +static int csid_configure_testgen_pattern(struct csid_device *csid, s32 val)
> > +{
> > + s32 regval = val - 1;
> > +
> > + if (regval > 0 || regval <= CSID_PAYLOAD_MODE_MAX_SUPPORTED_4_7)
> > + csid->testgen.mode = regval;
> > +
> > + return 0;
> > +}
> > +
> > +static u32 csid_hw_version(struct csid_device *csid)
> > +{
> > + u32 hw_version = readl_relaxed(csid->base + CAMSS_CSID_HW_VERSION);
> > +
> > + dev_dbg(csid->camss->dev, "CSID HW Version = 0x%08x\n", hw_version);
> > +
> > + return hw_version;
> > +}
> > +
> > +/*
> > + * isr - CSID module interrupt service routine
> > + * @irq: Interrupt line
> > + * @dev: CSID device
> > + *
> > + * Return IRQ_HANDLED on success
> > + */
> > +static irqreturn_t csid_isr(int irq, void *dev)
> > +{
> > + struct csid_device *csid = dev;
> > + u32 value;
> > +
> > + value = readl_relaxed(csid->base + CAMSS_CSID_IRQ_STATUS);
> > + writel_relaxed(value, csid->base + CAMSS_CSID_IRQ_CLEAR_CMD);
> > +
> > + if ((value >> 11) & 0x1)
> > + complete(&csid->reset_complete);
> > +
> > + return IRQ_HANDLED;
> > +}
> > +
> > +/*
> > + * csid_reset - Trigger reset on CSID module and wait to complete
> > + * @csid: CSID device
> > + *
> > + * Return 0 on success or a negative error code otherwise
> > + */
> > +static int csid_reset(struct csid_device *csid)
> > +{
> > + unsigned long time;
> > +
> > + reinit_completion(&csid->reset_complete);
> > +
> > + writel_relaxed(0x7fff, csid->base + CAMSS_CSID_RST_CMD);
> > +
> > + time = wait_for_completion_timeout(&csid->reset_complete,
> > + msecs_to_jiffies(CSID_RESET_TIMEOUT_MS));
> > + if (!time) {
> > + dev_err(csid->camss->dev, "CSID reset timeout\n");
> > + return -EIO;
> > + }
> > +
> > + return 0;
> > +}
> > +
> > +static u32 csid_src_pad_code(struct csid_device *csid, u32 sink_code,
> > + unsigned int match_format_idx, u32 match_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;
> > + }
> > +}
> > +
> > +static void csid_subdev_init(struct csid_device *csid)
> > +{
> > + csid->formats = csid_formats;
> > + csid->nformats = ARRAY_SIZE(csid_formats);
> > + csid->testgen.modes = csid_testgen_modes;
> > + csid->testgen.nmodes = CSID_PAYLOAD_MODE_MAX_SUPPORTED_4_7;
> > +}
> > +
> > +const struct csid_hw_ops csid_ops_4_7 = {
> > + .configure_stream = csid_configure_stream,
> > + .configure_testgen_pattern = csid_configure_testgen_pattern,
> > + .hw_version = csid_hw_version,
> > + .isr = csid_isr,
> > + .reset = csid_reset,
> > + .src_pad_code = csid_src_pad_code,
> > + .subdev_init = csid_subdev_init,
> > +};
> > diff --git a/drivers/media/platform/qcom/camss/camss-csid.c b/drivers/media/platform/qcom/camss/camss-csid.c
> > index be3fe76f3dc3..601bd810f2b0 100644
> > --- a/drivers/media/platform/qcom/camss/camss-csid.c
> > +++ b/drivers/media/platform/qcom/camss/camss-csid.c
> > @@ -26,405 +26,35 @@
> >
> > #define MSM_CSID_NAME "msm_csid"
> >
> > -#define CAMSS_CSID_HW_VERSION 0x0
> > -#define CAMSS_CSID_CORE_CTRL_0 0x004
> > -#define CAMSS_CSID_CORE_CTRL_1 0x008
> > -#define CAMSS_CSID_RST_CMD(v) ((v) == CAMSS_8x16 ? 0x00c : 0x010)
> > -#define CAMSS_CSID_CID_LUT_VC_n(v, n) \
> > - (((v) == CAMSS_8x16 ? 0x010 : 0x014) + 0x4 * (n))
> > -#define CAMSS_CSID_CID_n_CFG(v, n) \
> > - (((v) == CAMSS_8x16 ? 0x020 : 0x024) + 0x4 * (n))
> > -#define CAMSS_CSID_CID_n_CFG_ISPIF_EN BIT(0)
> > -#define CAMSS_CSID_CID_n_CFG_RDI_EN BIT(1)
> > -#define CAMSS_CSID_CID_n_CFG_DECODE_FORMAT_SHIFT 4
> > -#define CAMSS_CSID_CID_n_CFG_PLAIN_FORMAT_8 (0 << 8)
> > -#define CAMSS_CSID_CID_n_CFG_PLAIN_FORMAT_16 (1 << 8)
> > -#define CAMSS_CSID_CID_n_CFG_PLAIN_ALIGNMENT_LSB (0 << 9)
> > -#define CAMSS_CSID_CID_n_CFG_PLAIN_ALIGNMENT_MSB (1 << 9)
> > -#define CAMSS_CSID_CID_n_CFG_RDI_MODE_RAW_DUMP (0 << 10)
> > -#define CAMSS_CSID_CID_n_CFG_RDI_MODE_PLAIN_PACKING (1 << 10)
> > -#define CAMSS_CSID_IRQ_CLEAR_CMD(v) ((v) == CAMSS_8x16 ? 0x060 : 0x064)
> > -#define CAMSS_CSID_IRQ_MASK(v) ((v) == CAMSS_8x16 ? 0x064 : 0x068)
> > -#define CAMSS_CSID_IRQ_STATUS(v) ((v) == CAMSS_8x16 ? 0x068 : 0x06c)
> > -#define CAMSS_CSID_TG_CTRL(v) ((v) == CAMSS_8x16 ? 0x0a0 : 0x0a8)
> > -#define CAMSS_CSID_TG_CTRL_DISABLE 0xa06436
> > -#define CAMSS_CSID_TG_CTRL_ENABLE 0xa06437
> > -#define CAMSS_CSID_TG_VC_CFG(v) ((v) == CAMSS_8x16 ? 0x0a4 : 0x0ac)
> > -#define CAMSS_CSID_TG_VC_CFG_H_BLANKING 0x3ff
> > -#define CAMSS_CSID_TG_VC_CFG_V_BLANKING 0x7f
> > -#define CAMSS_CSID_TG_DT_n_CGG_0(v, n) \
> > - (((v) == CAMSS_8x16 ? 0x0ac : 0x0b4) + 0xc * (n))
> > -#define CAMSS_CSID_TG_DT_n_CGG_1(v, n) \
> > - (((v) == CAMSS_8x16 ? 0x0b0 : 0x0b8) + 0xc * (n))
> > -#define CAMSS_CSID_TG_DT_n_CGG_2(v, n) \
> > - (((v) == CAMSS_8x16 ? 0x0b4 : 0x0bc) + 0xc * (n))
> > -
> > -#define DATA_TYPE_EMBEDDED_DATA_8BIT 0x12
> > -#define DATA_TYPE_YUV422_8BIT 0x1e
> > -#define DATA_TYPE_RAW_6BIT 0x28
> > -#define DATA_TYPE_RAW_8BIT 0x2a
> > -#define DATA_TYPE_RAW_10BIT 0x2b
> > -#define DATA_TYPE_RAW_12BIT 0x2c
> > -#define DATA_TYPE_RAW_14BIT 0x2d
> > -
> > -#define DECODE_FORMAT_UNCOMPRESSED_6_BIT 0x0
> > -#define DECODE_FORMAT_UNCOMPRESSED_8_BIT 0x1
> > -#define DECODE_FORMAT_UNCOMPRESSED_10_BIT 0x2
> > -#define DECODE_FORMAT_UNCOMPRESSED_12_BIT 0x3
> > -#define DECODE_FORMAT_UNCOMPRESSED_14_BIT 0x8
> > -
> > -#define CSID_RESET_TIMEOUT_MS 500
> > -
> > -struct csid_format {
> > - u32 code;
> > - u8 data_type;
> > - u8 decode_format;
> > - u8 bpp;
> > - u8 spp; /* bus samples per pixel */
> > -};
> > -
> > -static const struct csid_format csid_formats_8x16[] = {
> > - {
> > - MEDIA_BUS_FMT_UYVY8_2X8,
> > - DATA_TYPE_YUV422_8BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_8_BIT,
> > - 8,
> > - 2,
> > - },
> > - {
> > - MEDIA_BUS_FMT_VYUY8_2X8,
> > - DATA_TYPE_YUV422_8BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_8_BIT,
> > - 8,
> > - 2,
> > - },
> > - {
> > - MEDIA_BUS_FMT_YUYV8_2X8,
> > - DATA_TYPE_YUV422_8BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_8_BIT,
> > - 8,
> > - 2,
> > - },
> > - {
> > - MEDIA_BUS_FMT_YVYU8_2X8,
> > - DATA_TYPE_YUV422_8BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_8_BIT,
> > - 8,
> > - 2,
> > - },
> > - {
> > - MEDIA_BUS_FMT_SBGGR8_1X8,
> > - DATA_TYPE_RAW_8BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_8_BIT,
> > - 8,
> > - 1,
> > - },
> > - {
> > - MEDIA_BUS_FMT_SGBRG8_1X8,
> > - DATA_TYPE_RAW_8BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_8_BIT,
> > - 8,
> > - 1,
> > - },
> > - {
> > - MEDIA_BUS_FMT_SGRBG8_1X8,
> > - DATA_TYPE_RAW_8BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_8_BIT,
> > - 8,
> > - 1,
> > - },
> > - {
> > - MEDIA_BUS_FMT_SRGGB8_1X8,
> > - DATA_TYPE_RAW_8BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_8_BIT,
> > - 8,
> > - 1,
> > - },
> > - {
> > - MEDIA_BUS_FMT_SBGGR10_1X10,
> > - DATA_TYPE_RAW_10BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_10_BIT,
> > - 10,
> > - 1,
> > - },
> > - {
> > - MEDIA_BUS_FMT_SGBRG10_1X10,
> > - DATA_TYPE_RAW_10BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_10_BIT,
> > - 10,
> > - 1,
> > - },
> > - {
> > - MEDIA_BUS_FMT_SGRBG10_1X10,
> > - DATA_TYPE_RAW_10BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_10_BIT,
> > - 10,
> > - 1,
> > - },
> > - {
> > - MEDIA_BUS_FMT_SRGGB10_1X10,
> > - DATA_TYPE_RAW_10BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_10_BIT,
> > - 10,
> > - 1,
> > - },
> > - {
> > - MEDIA_BUS_FMT_SBGGR12_1X12,
> > - DATA_TYPE_RAW_12BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_12_BIT,
> > - 12,
> > - 1,
> > - },
> > - {
> > - MEDIA_BUS_FMT_SGBRG12_1X12,
> > - DATA_TYPE_RAW_12BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_12_BIT,
> > - 12,
> > - 1,
> > - },
> > - {
> > - MEDIA_BUS_FMT_SGRBG12_1X12,
> > - DATA_TYPE_RAW_12BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_12_BIT,
> > - 12,
> > - 1,
> > - },
> > - {
> > - MEDIA_BUS_FMT_SRGGB12_1X12,
> > - DATA_TYPE_RAW_12BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_12_BIT,
> > - 12,
> > - 1,
> > - },
> > - {
> > - MEDIA_BUS_FMT_Y10_1X10,
> > - DATA_TYPE_RAW_10BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_10_BIT,
> > - 10,
> > - 1,
> > - },
> > -};
> > -
> > -static const struct csid_format csid_formats_8x96[] = {
> > - {
> > - MEDIA_BUS_FMT_UYVY8_2X8,
> > - DATA_TYPE_YUV422_8BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_8_BIT,
> > - 8,
> > - 2,
> > - },
> > - {
> > - MEDIA_BUS_FMT_VYUY8_2X8,
> > - DATA_TYPE_YUV422_8BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_8_BIT,
> > - 8,
> > - 2,
> > - },
> > - {
> > - MEDIA_BUS_FMT_YUYV8_2X8,
> > - DATA_TYPE_YUV422_8BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_8_BIT,
> > - 8,
> > - 2,
> > - },
> > - {
> > - MEDIA_BUS_FMT_YVYU8_2X8,
> > - DATA_TYPE_YUV422_8BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_8_BIT,
> > - 8,
> > - 2,
> > - },
> > - {
> > - MEDIA_BUS_FMT_SBGGR8_1X8,
> > - DATA_TYPE_RAW_8BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_8_BIT,
> > - 8,
> > - 1,
> > - },
> > - {
> > - MEDIA_BUS_FMT_SGBRG8_1X8,
> > - DATA_TYPE_RAW_8BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_8_BIT,
> > - 8,
> > - 1,
> > - },
> > - {
> > - MEDIA_BUS_FMT_SGRBG8_1X8,
> > - DATA_TYPE_RAW_8BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_8_BIT,
> > - 8,
> > - 1,
> > - },
> > - {
> > - MEDIA_BUS_FMT_SRGGB8_1X8,
> > - DATA_TYPE_RAW_8BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_8_BIT,
> > - 8,
> > - 1,
> > - },
> > - {
> > - MEDIA_BUS_FMT_SBGGR10_1X10,
> > - DATA_TYPE_RAW_10BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_10_BIT,
> > - 10,
> > - 1,
> > - },
> > - {
> > - MEDIA_BUS_FMT_SGBRG10_1X10,
> > - DATA_TYPE_RAW_10BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_10_BIT,
> > - 10,
> > - 1,
> > - },
> > - {
> > - MEDIA_BUS_FMT_SGRBG10_1X10,
> > - DATA_TYPE_RAW_10BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_10_BIT,
> > - 10,
> > - 1,
> > - },
> > - {
> > - MEDIA_BUS_FMT_SRGGB10_1X10,
> > - DATA_TYPE_RAW_10BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_10_BIT,
> > - 10,
> > - 1,
> > - },
> > - {
> > - MEDIA_BUS_FMT_SBGGR12_1X12,
> > - DATA_TYPE_RAW_12BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_12_BIT,
> > - 12,
> > - 1,
> > - },
> > - {
> > - MEDIA_BUS_FMT_SGBRG12_1X12,
> > - DATA_TYPE_RAW_12BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_12_BIT,
> > - 12,
> > - 1,
> > - },
> > - {
> > - MEDIA_BUS_FMT_SGRBG12_1X12,
> > - DATA_TYPE_RAW_12BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_12_BIT,
> > - 12,
> > - 1,
> > - },
> > - {
> > - MEDIA_BUS_FMT_SRGGB12_1X12,
> > - DATA_TYPE_RAW_12BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_12_BIT,
> > - 12,
> > - 1,
> > - },
> > - {
> > - MEDIA_BUS_FMT_SBGGR14_1X14,
> > - DATA_TYPE_RAW_14BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_14_BIT,
> > - 14,
> > - 1,
> > - },
> > - {
> > - MEDIA_BUS_FMT_SGBRG14_1X14,
> > - DATA_TYPE_RAW_14BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_14_BIT,
> > - 14,
> > - 1,
> > - },
> > - {
> > - MEDIA_BUS_FMT_SGRBG14_1X14,
> > - DATA_TYPE_RAW_14BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_14_BIT,
> > - 14,
> > - 1,
> > - },
> > - {
> > - MEDIA_BUS_FMT_SRGGB14_1X14,
> > - DATA_TYPE_RAW_14BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_14_BIT,
> > - 14,
> > - 1,
> > - },
> > - {
> > - MEDIA_BUS_FMT_Y10_1X10,
> > - DATA_TYPE_RAW_10BIT,
> > - DECODE_FORMAT_UNCOMPRESSED_10_BIT,
> > - 10,
> > - 1,
> > - },
> > -};
> >
> > -static u32 csid_find_code(u32 *code, unsigned int n_code,
> > - unsigned int index, u32 req_code)
> > +u32 csid_find_code(u32 *codes, unsigned int ncodes,
> > + unsigned int match_format_idx, u32 match_code)
> > {
> > int i;
> >
> > - if (!req_code && (index >= n_code))
> > + if (!match_code && (match_format_idx >= ncodes))
> > return 0;
> >
> > - for (i = 0; i < n_code; i++)
> > - if (req_code) {
> > - if (req_code == code[i])
> > - return req_code;
> > + for (i = 0; i < ncodes; i++)
> > + if (match_code) {
> > + if (codes[i] == match_code)
> > + return match_code;
> > } else {
> > - if (i == index)
> > - return code[i];
> > - }
> > -
> > - return code[0];
> > -}
> > -
> > -static u32 csid_src_pad_code(struct csid_device *csid, u32 sink_code,
> > - unsigned int index, u32 src_req_code)
> > -{
> > - if (csid->camss->version == CAMSS_8x16) {
> > - if (index > 0)
> > - return 0;
> > -
> > - return sink_code;
> > - } else if (csid->camss->version == CAMSS_8x96 ||
> > - csid->camss->version == CAMSS_660) {
> > - 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),
> > - index, src_req_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),
> > - index, src_req_code);
> > + if (i == match_format_idx)
> > + return codes[i];
> > }
> > - default:
> > - if (index > 0)
> > - return 0;
> >
> > - return sink_code;
> > - }
> > - } else {
> > - return 0;
> > - }
> > + return codes[0];
> > }
> >
> > -static const struct csid_format *csid_get_fmt_entry(
> > +const struct csid_format *csid_get_fmt_entry(
> > const struct csid_format *formats,
> > - unsigned int nformat,
> > + unsigned int nformats,
> > u32 code)
> > {
> > unsigned int i;
> >
> > - for (i = 0; i < nformat; i++)
> > + for (i = 0; i < nformats; i++)
> > if (code == formats[i].code)
> > return &formats[i];
> >
> > @@ -433,28 +63,6 @@ static const struct csid_format *csid_get_fmt_entry(
> > return &formats[0];
> > }
> >
> > -/*
> > - * csid_isr - CSID module interrupt handler
> > - * @irq: Interrupt line
> > - * @dev: CSID device
> > - *
> > - * Return IRQ_HANDLED on success
> > - */
> > -static irqreturn_t csid_isr(int irq, void *dev)
> > -{
> > - struct csid_device *csid = dev;
> > - enum camss_version ver = csid->camss->version;
> > - u32 value;
> > -
> > - value = readl_relaxed(csid->base + CAMSS_CSID_IRQ_STATUS(ver));
> > - writel_relaxed(value, csid->base + CAMSS_CSID_IRQ_CLEAR_CMD(ver));
> > -
> > - if ((value >> 11) & 0x1)
> > - complete(&csid->reset_complete);
> > -
> > - return IRQ_HANDLED;
> > -}
> > -
> > /*
> > * csid_set_clock_rates - Calculate and set clock rates on CSID module
> > * @csiphy: CSID device
> > @@ -521,31 +129,6 @@ static int csid_set_clock_rates(struct csid_device *csid)
> > return 0;
> > }
> >
> > -/*
> > - * csid_reset - Trigger reset on CSID module and wait to complete
> > - * @csid: CSID device
> > - *
> > - * Return 0 on success or a negative error code otherwise
> > - */
> > -static int csid_reset(struct csid_device *csid)
> > -{
> > - unsigned long time;
> > -
> > - reinit_completion(&csid->reset_complete);
> > -
> > - writel_relaxed(0x7fff, csid->base +
> > - CAMSS_CSID_RST_CMD(csid->camss->version));
> > -
> > - time = wait_for_completion_timeout(&csid->reset_complete,
> > - msecs_to_jiffies(CSID_RESET_TIMEOUT_MS));
> > - if (!time) {
> > - dev_err(csid->camss->dev, "CSID reset timeout\n");
> > - return -EIO;
> > - }
> > -
> > - return 0;
> > -}
> > -
> > /*
> > * csid_set_power - Power on/off CSID module
> > * @sd: CSID V4L2 subdevice
> > @@ -560,8 +143,6 @@ static int csid_set_power(struct v4l2_subdev *sd, int on)
> > int ret;
> >
> > if (on) {
> > - u32 hw_version;
> > -
> > ret = pm_runtime_get_sync(dev);
> > if (ret < 0) {
> > pm_runtime_put_sync(dev);
> > @@ -590,7 +171,7 @@ static int csid_set_power(struct v4l2_subdev *sd, int on)
> >
> > enable_irq(csid->irq);
> >
> > - ret = csid_reset(csid);
> > + ret = csid->ops->reset(csid);
> > if (ret < 0) {
> > disable_irq(csid->irq);
> > camss_disable_clocks(csid->nclocks, csid->clock);
> > @@ -599,8 +180,7 @@ static int csid_set_power(struct v4l2_subdev *sd, int on)
> > return ret;
> > }
> >
> > - hw_version = readl_relaxed(csid->base + CAMSS_CSID_HW_VERSION);
> > - dev_dbg(dev, "CSID HW Version = 0x%08x\n", hw_version);
> > + csid->ops->hw_version(csid);
> > } else {
> > disable_irq(csid->irq);
> > camss_disable_clocks(csid->nclocks, csid->clock);
> > @@ -623,16 +203,9 @@ static int csid_set_power(struct v4l2_subdev *sd, int on)
> > static int csid_set_stream(struct v4l2_subdev *sd, int enable)
> > {
> > struct csid_device *csid = v4l2_get_subdevdata(sd);
> > - struct csid_testgen_config *tg = &csid->testgen;
> > - enum camss_version ver = csid->camss->version;
> > - u32 val;
> > + int ret;
> >
> > if (enable) {
> > - u8 vc = 0; /* Virtual Channel 0 */
> > - u8 cid = vc * 4; /* id of Virtual Channel and Data Type set */
> > - u8 dt, dt_shift, df;
> > - int ret;
> > -
> > ret = v4l2_ctrl_handler_setup(&csid->ctrls);
> > if (ret < 0) {
> > dev_err(csid->camss->dev,
> > @@ -640,116 +213,13 @@ static int csid_set_stream(struct v4l2_subdev *sd, int enable)
> > return ret;
> > }
> >
> > - if (!tg->enabled &&
> > + if (!csid->testgen.enabled &&
> > !media_entity_remote_pad(&csid->pads[MSM_CSID_PAD_SINK]))
> > return -ENOLINK;
> > -
> > - if (tg->enabled) {
> > - /* Config Test Generator */
> > - struct v4l2_mbus_framefmt *f =
> > - &csid->fmt[MSM_CSID_PAD_SRC];
> > - const struct csid_format *format = csid_get_fmt_entry(
> > - csid->formats, csid->nformats, f->code);
> > - u32 num_bytes_per_line =
> > - f->width * format->bpp * format->spp / 8;
> > - u32 num_lines = f->height;
> > -
> > - /* 31:24 V blank, 23:13 H blank, 3:2 num of active DT */
> > - /* 1:0 VC */
> > - val = ((CAMSS_CSID_TG_VC_CFG_V_BLANKING & 0xff) << 24) |
> > - ((CAMSS_CSID_TG_VC_CFG_H_BLANKING & 0x7ff) << 13);
> > - writel_relaxed(val, csid->base +
> > - CAMSS_CSID_TG_VC_CFG(ver));
> > -
> > - /* 28:16 bytes per lines, 12:0 num of lines */
> > - val = ((num_bytes_per_line & 0x1fff) << 16) |
> > - (num_lines & 0x1fff);
> > - writel_relaxed(val, csid->base +
> > - CAMSS_CSID_TG_DT_n_CGG_0(ver, 0));
> > -
> > - dt = format->data_type;
> > -
> > - /* 5:0 data type */
> > - val = dt;
> > - writel_relaxed(val, csid->base +
> > - CAMSS_CSID_TG_DT_n_CGG_1(ver, 0));
> > -
> > - /* 2:0 output test pattern */
> > - val = tg->payload_mode;
> > - writel_relaxed(val, csid->base +
> > - CAMSS_CSID_TG_DT_n_CGG_2(ver, 0));
> > -
> > - df = format->decode_format;
> > - } else {
> > - struct v4l2_mbus_framefmt *f =
> > - &csid->fmt[MSM_CSID_PAD_SINK];
> > - const struct csid_format *format = csid_get_fmt_entry(
> > - csid->formats, csid->nformats, f->code);
> > - struct csid_phy_config *phy = &csid->phy;
> > -
> > - val = phy->lane_cnt - 1;
> > - val |= phy->lane_assign << 4;
> > -
> > - writel_relaxed(val,
> > - csid->base + CAMSS_CSID_CORE_CTRL_0);
> > -
> > - val = phy->csiphy_id << 17;
> > - val |= 0x9;
> > -
> > - writel_relaxed(val,
> > - csid->base + CAMSS_CSID_CORE_CTRL_1);
> > -
> > - dt = format->data_type;
> > - df = format->decode_format;
> > - }
> > -
> > - /* Config LUT */
> > -
> > - dt_shift = (cid % 4) * 8;
> > -
> > - val = readl_relaxed(csid->base +
> > - CAMSS_CSID_CID_LUT_VC_n(ver, vc));
> > - val &= ~(0xff << dt_shift);
> > - val |= dt << dt_shift;
> > - writel_relaxed(val, csid->base +
> > - CAMSS_CSID_CID_LUT_VC_n(ver, vc));
> > -
> > - val = CAMSS_CSID_CID_n_CFG_ISPIF_EN;
> > - val |= CAMSS_CSID_CID_n_CFG_RDI_EN;
> > - val |= df << CAMSS_CSID_CID_n_CFG_DECODE_FORMAT_SHIFT;
> > - val |= CAMSS_CSID_CID_n_CFG_RDI_MODE_RAW_DUMP;
> > -
> > - if (csid->camss->version == CAMSS_8x96 ||
> > - csid->camss->version == CAMSS_660) {
> > - u32 sink_code = csid->fmt[MSM_CSID_PAD_SINK].code;
> > - u32 src_code = csid->fmt[MSM_CSID_PAD_SRC].code;
> > -
> > - if ((sink_code == MEDIA_BUS_FMT_SBGGR10_1X10 &&
> > - src_code == MEDIA_BUS_FMT_SBGGR10_2X8_PADHI_LE) ||
> > - (sink_code == MEDIA_BUS_FMT_Y10_1X10 &&
> > - src_code == MEDIA_BUS_FMT_Y10_2X8_PADHI_LE)) {
> > - val |= CAMSS_CSID_CID_n_CFG_RDI_MODE_PLAIN_PACKING;
> > - val |= CAMSS_CSID_CID_n_CFG_PLAIN_FORMAT_16;
> > - val |= CAMSS_CSID_CID_n_CFG_PLAIN_ALIGNMENT_LSB;
> > - }
> > - }
> > -
> > - writel_relaxed(val, csid->base +
> > - CAMSS_CSID_CID_n_CFG(ver, cid));
> > -
> > - if (tg->enabled) {
> > - val = CAMSS_CSID_TG_CTRL_ENABLE;
> > - writel_relaxed(val, csid->base +
> > - CAMSS_CSID_TG_CTRL(ver));
> > - }
> > - } else {
> > - if (tg->enabled) {
> > - val = CAMSS_CSID_TG_CTRL_DISABLE;
> > - writel_relaxed(val, csid->base +
> > - CAMSS_CSID_TG_CTRL(ver));
> > - }
> > }
> >
> > + csid->ops->configure_stream(csid, enable);
> > +
> > return 0;
> > }
> >
> > @@ -818,7 +288,7 @@ static void csid_try_format(struct csid_device *csid,
> >
> > *fmt = *__csid_get_format(csid, cfg,
> > MSM_CSID_PAD_SINK, which);
> > - fmt->code = csid_src_pad_code(csid, fmt->code, 0, code);
> > + fmt->code = csid->ops->src_pad_code(csid, fmt->code, 0, code);
> > } else {
> > /* Test generator is enabled, set format on source */
> > /* pad to allow test generator usage */
> > @@ -868,7 +338,7 @@ static int csid_enum_mbus_code(struct v4l2_subdev *sd,
> > MSM_CSID_PAD_SINK,
> > code->which);
> >
> > - code->code = csid_src_pad_code(csid, sink_fmt->code,
> > + code->code = csid->ops->src_pad_code(csid, sink_fmt->code,
> > code->index, 0);
> > if (!code->code)
> > return -EINVAL;
> > @@ -1004,15 +474,6 @@ static int csid_init_formats(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)
> > return csid_set_format(sd, fh ? fh->pad : NULL, &format);
> > }
> >
> > -static const char * const csid_test_pattern_menu[] = {
> > - "Disabled",
> > - "Incrementing",
> > - "Alternating 0x55/0xAA",
> > - "All Zeros 0x00",
> > - "All Ones 0xFF",
> > - "Pseudo-random Data",
> > -};
> > -
> > /*
> > * csid_set_test_pattern - Set test generator's pattern mode
> > * @csid: CSID device
> > @@ -1030,25 +491,7 @@ static int csid_set_test_pattern(struct csid_device *csid, s32 value)
> >
> > tg->enabled = !!value;
> >
> > - switch (value) {
> > - case 1:
> > - tg->payload_mode = CSID_PAYLOAD_MODE_INCREMENTING;
> > - break;
> > - case 2:
> > - tg->payload_mode = CSID_PAYLOAD_MODE_ALTERNATING_55_AA;
> > - break;
> > - case 3:
> > - tg->payload_mode = CSID_PAYLOAD_MODE_ALL_ZEROES;
> > - break;
> > - case 4:
> > - tg->payload_mode = CSID_PAYLOAD_MODE_ALL_ONES;
> > - break;
> > - case 5:
> > - tg->payload_mode = CSID_PAYLOAD_MODE_RANDOM;
> > - break;
> > - }
> > -
> > - return 0;
> > + return csid->ops->configure_testgen_pattern(csid, value);
> > }
> >
> > /*
> > @@ -1097,17 +540,14 @@ int msm_csid_subdev_init(struct camss *camss, struct csid_device *csid,
> > csid->id = id;
> >
> > if (camss->version == CAMSS_8x16) {
> > - csid->formats = csid_formats_8x16;
> > - csid->nformats =
> > - ARRAY_SIZE(csid_formats_8x16);
> > + csid->ops = &csid_ops_4_1;
> > } else if (camss->version == CAMSS_8x96 ||
> > camss->version == CAMSS_660) {
> > - csid->formats = csid_formats_8x96;
> > - csid->nformats =
> > - ARRAY_SIZE(csid_formats_8x96);
> > + csid->ops = &csid_ops_4_7;
> > } else {
> > return -EINVAL;
> > }
> > + csid->ops->subdev_init(csid);
> >
> > /* Memory */
> >
> > @@ -1130,7 +570,7 @@ int msm_csid_subdev_init(struct camss *camss, struct csid_device *csid,
> > csid->irq = r->start;
> > snprintf(csid->irq_name, sizeof(csid->irq_name), "%s_%s%d",
> > dev_name(dev), MSM_CSID_NAME, csid->id);
> > - ret = devm_request_irq(dev, csid->irq, csid_isr,
> > + ret = devm_request_irq(dev, csid->irq, csid->ops->isr,
> > IRQF_TRIGGER_RISING, csid->irq_name, csid);
> > if (ret < 0) {
> > dev_err(dev, "request_irq failed: %d\n", ret);
> > @@ -1341,8 +781,8 @@ int msm_csid_register_entity(struct csid_device *csid,
> >
> > csid->testgen_mode = v4l2_ctrl_new_std_menu_items(&csid->ctrls,
> > &csid_ctrl_ops, V4L2_CID_TEST_PATTERN,
> > - ARRAY_SIZE(csid_test_pattern_menu) - 1, 0, 0,
> > - csid_test_pattern_menu);
> > + csid->testgen.nmodes, 0, 0,
> > + csid->testgen.modes);
> >
> > if (csid->ctrls.error) {
> > dev_err(dev, "Failed to init ctrl: %d\n", csid->ctrls.error);
> > diff --git a/drivers/media/platform/qcom/camss/camss-csid.h b/drivers/media/platform/qcom/camss/camss-csid.h
> > index 02fc34ee8a41..d40194e2bed3 100644
> > --- a/drivers/media/platform/qcom/camss/camss-csid.h
> > +++ b/drivers/media/platform/qcom/camss/camss-csid.h
> > @@ -11,6 +11,7 @@
> > #define QC_MSM_CAMSS_CSID_H
> >
> > #include <linux/clk.h>
> > +#include <linux/interrupt.h>
> > #include <media/media-entity.h>
> > #include <media/v4l2-ctrls.h>
> > #include <media/v4l2-device.h>
> > @@ -70,19 +71,50 @@
> > #define PLAIN_FORMAT_PLAIN16 0x1 /* supports DPCM, UNCOMPRESSED_10/16_BIT */
> > #define PLAIN_FORMAT_PLAIN32 0x2 /* supports UNCOMPRESSED_20_BIT */
> >
> > +#define CSID_RESET_TIMEOUT_MS 500
> >
> > -enum csid_payload_mode {
> > +
> > +enum csid_testgen_mode {
> > CSID_PAYLOAD_MODE_INCREMENTING = 0,
> > CSID_PAYLOAD_MODE_ALTERNATING_55_AA = 1,
> > CSID_PAYLOAD_MODE_ALL_ZEROES = 2,
> > CSID_PAYLOAD_MODE_ALL_ONES = 3,
> > CSID_PAYLOAD_MODE_RANDOM = 4,
> > CSID_PAYLOAD_MODE_USER_SPECIFIED = 5,
> > + CSID_PAYLOAD_MODE_MAX_SUPPORTED_4_1 = 5,
> > + CSID_PAYLOAD_MODE_MAX_SUPPORTED_4_7 = 5,
> > + CSID_PAYLOAD_MODE_COMPLEX_PATTERN = 6,
> > + CSID_PAYLOAD_MODE_COLOR_BOX = 7,
> > + CSID_PAYLOAD_MODE_COLOR_BARS = 8,
> > + CSID_PAYLOAD_MODE_MAX_SUPPORTED_170 = 8,
> > +};
> > +
> > +static const char * const csid_testgen_modes[] = {
> > + "Disabled",
> > + "Incrementing",
> > + "Alternating 0x55/0xAA",
> > + "All Zeros 0x00",
> > + "All Ones 0xFF",
> > + "Pseudo-random Data",
> > + "User Specified",
> > + "Complex pattern",
> > + "Color box",
> > + "Color bars",
> > +};
> > +
> > +struct csid_format {
> > + u32 code;
> > + u8 data_type;
> > + u8 decode_format;
> > + u8 bpp;
> > + u8 spp; /* bus samples per pixel */
> > };
> >
> > struct csid_testgen_config {
> > + enum csid_testgen_mode mode;
> > + const char * const*modes;
> > + u8 nmodes;
> > u8 enabled;
> > - enum csid_payload_mode payload_mode;
> > };
> >
> > struct csid_phy_config {
> > @@ -91,6 +123,65 @@ struct csid_phy_config {
> > u32 lane_assign;
> > };
> >
> > +struct csid_device;
> > +
> > +struct csid_hw_ops {
> > + /*
> > + * configure_stream - Configures and starts CSID input stream
> > + * @csid: CSID device
> > + */
> > + void (*configure_stream)(struct csid_device *csid, u8 enable);
> > +
> > + /*
> > + * configure_testgen_pattern - Validates and configures output pattern mode
> > + * of test pattern generator
> > + * @csid: CSID device
> > + */
> > + int (*configure_testgen_pattern)(struct csid_device *csid, s32 val);
> > +
> > + /*
> > + * hw_version - Read hardware version register from hardware
> > + * @csid: CSID device
> > + */
> > + u32 (*hw_version)(struct csid_device *csid);
> > +
> > + /*
> > + * isr - CSID module interrupt service routine
> > + * @irq: Interrupt line
> > + * @dev: CSID device
> > + *
> > + * Return IRQ_HANDLED on success
> > + */
> > + irqreturn_t (*isr)(int irq, void *dev);
> > +
> > + /*
> > + * reset - Trigger reset on CSID module and wait to complete
> > + * @csid: CSID device
> > + *
> > + * Return 0 on success or a negative error code otherwise
> > + */
> > + int (*reset)(struct csid_device *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 (*src_pad_code)(struct csid_device *csid, u32 sink_code,
> > + unsigned int match_format_idx, u32 match_code);
> > +
> > + /*
> > + * subdev_init - Initialize CSID device according for hardware revision
> > + * @csid: CSID device
> > + */
> > + void (*subdev_init)(struct csid_device *csid);
> > +};
> > +
> > struct csid_device {
> > struct camss *camss;
> > u8 id;
> > @@ -110,10 +201,37 @@ struct csid_device {
> > struct v4l2_ctrl *testgen_mode;
> > const struct csid_format *formats;
> > unsigned int nformats;
> > + const struct csid_hw_ops *ops;
> > };
> >
> > struct resources;
> >
> > +
> > +/*
> > + * csid_find_code - Find a format code in an array using array index or format code
> > + * @codes: Array of format codes
> > + * @ncodes: Length of @code array
> > + * @req_format_idx: Request preferred index, as defined by subdevice csid_format.
> > + * Set @match_code to 0 if used.
> > + * @match_code: Request preferred code, set @req_format_idx to 0 if used
> > + *
> > + * Return 0 on failure or format code otherwise
> > + */
> > +u32 csid_find_code(u32 *codes, unsigned int ncode,
> > + unsigned int match_format_idx, u32 match_code);
> > +
> > +/*
> > + * csid_get_fmt_entry - Find csid_format entry with matching format code
> > + * @formats: Array of format csid_format entries
> > + * @nformats: Length of @nformats array
> > + * @code: Desired format code
> > + *
> > + * Return formats[0] on failure to find code
> > + */
> > +const struct csid_format *csid_get_fmt_entry(const struct csid_format *formats,
> > + unsigned int nformats,
> > + u32 code);
> > +
> > int msm_csid_subdev_init(struct camss *camss, struct csid_device *csid,
> > const struct resources *res, u8 id);
> >
> > @@ -124,4 +242,8 @@ void msm_csid_unregister_entity(struct csid_device *csid);
> >
> > void msm_csid_get_csid_id(struct media_entity *entity, u8 *id);
> >
> > +
> > +extern const struct csid_hw_ops csid_ops_4_1;
> > +extern const struct csid_hw_ops csid_ops_4_7;
> > +
> > #endif /* QC_MSM_CAMSS_CSID_H */
> >

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