drm/panel: panel-himax-hx83102: support for csot-pna957qt1-1 MIPI-DSI panel

[drm/drm-misc.git] / drivers / media / platform / qcom / camss / camss-vfe-4-1.c

// SPDX-License-Identifier: GPL-2.0
/*
 * camss-vfe-4-1.c
 *
 * Qualcomm MSM Camera Subsystem - VFE (Video Front End) Module v4.1
 *
 * Copyright (c) 2013-2015, The Linux Foundation. All rights reserved.
 * Copyright (C) 2015-2018 Linaro Ltd.
 */

#include <linux/interrupt.h>
#include <linux/io.h>
#include <linux/iopoll.h>

#include "camss.h"
#include "camss-vfe.h"
#include "camss-vfe-gen1.h"

#define VFE_0_HW_VERSION                0x000

#define VFE_0_GLOBAL_RESET_CMD          0x00c
#define VFE_0_GLOBAL_RESET_CMD_CORE     BIT(0)
#define VFE_0_GLOBAL_RESET_CMD_CAMIF    BIT(1)
#define VFE_0_GLOBAL_RESET_CMD_BUS      BIT(2)
#define VFE_0_GLOBAL_RESET_CMD_BUS_BDG  BIT(3)
#define VFE_0_GLOBAL_RESET_CMD_REGISTER BIT(4)
#define VFE_0_GLOBAL_RESET_CMD_TIMER    BIT(5)
#define VFE_0_GLOBAL_RESET_CMD_PM       BIT(6)
#define VFE_0_GLOBAL_RESET_CMD_BUS_MISR BIT(7)
#define VFE_0_GLOBAL_RESET_CMD_TESTGEN  BIT(8)

#define VFE_0_MODULE_CFG                0x018
#define VFE_0_MODULE_CFG_DEMUX                  BIT(2)
#define VFE_0_MODULE_CFG_CHROMA_UPSAMPLE        BIT(3)
#define VFE_0_MODULE_CFG_SCALE_ENC              BIT(23)
#define VFE_0_MODULE_CFG_CROP_ENC               BIT(27)

#define VFE_0_CORE_CFG                  0x01c
#define VFE_0_CORE_CFG_PIXEL_PATTERN_YCBYCR     0x4
#define VFE_0_CORE_CFG_PIXEL_PATTERN_YCRYCB     0x5
#define VFE_0_CORE_CFG_PIXEL_PATTERN_CBYCRY     0x6
#define VFE_0_CORE_CFG_PIXEL_PATTERN_CRYCBY     0x7

#define VFE_0_IRQ_CMD                   0x024
#define VFE_0_IRQ_CMD_GLOBAL_CLEAR      BIT(0)

#define VFE_0_IRQ_MASK_0                0x028
#define VFE_0_IRQ_MASK_0_CAMIF_SOF                      BIT(0)
#define VFE_0_IRQ_MASK_0_CAMIF_EOF                      BIT(1)
#define VFE_0_IRQ_MASK_0_RDIn_REG_UPDATE(n)             BIT((n) + 5)
#define VFE_0_IRQ_MASK_0_line_n_REG_UPDATE(n)           \
        ((n) == VFE_LINE_PIX ? BIT(4) : VFE_0_IRQ_MASK_0_RDIn_REG_UPDATE(n))
#define VFE_0_IRQ_MASK_0_IMAGE_MASTER_n_PING_PONG(n)    BIT((n) + 8)
#define VFE_0_IRQ_MASK_0_IMAGE_COMPOSITE_DONE_n(n)      BIT((n) + 25)
#define VFE_0_IRQ_MASK_0_RESET_ACK                      BIT(31)
#define VFE_0_IRQ_MASK_1                0x02c
#define VFE_0_IRQ_MASK_1_CAMIF_ERROR                    BIT(0)
#define VFE_0_IRQ_MASK_1_VIOLATION                      BIT(7)
#define VFE_0_IRQ_MASK_1_BUS_BDG_HALT_ACK               BIT(8)
#define VFE_0_IRQ_MASK_1_IMAGE_MASTER_n_BUS_OVERFLOW(n) BIT((n) + 9)
#define VFE_0_IRQ_MASK_1_RDIn_SOF(n)                    BIT((n) + 29)

#define VFE_0_IRQ_CLEAR_0               0x030
#define VFE_0_IRQ_CLEAR_1               0x034

#define VFE_0_IRQ_STATUS_0              0x038
#define VFE_0_IRQ_STATUS_0_CAMIF_SOF                    BIT(0)
#define VFE_0_IRQ_STATUS_0_RDIn_REG_UPDATE(n)           BIT((n) + 5)
#define VFE_0_IRQ_STATUS_0_line_n_REG_UPDATE(n)         \
        ((n) == VFE_LINE_PIX ? BIT(4) : VFE_0_IRQ_STATUS_0_RDIn_REG_UPDATE(n))
#define VFE_0_IRQ_STATUS_0_IMAGE_MASTER_n_PING_PONG(n)  BIT((n) + 8)
#define VFE_0_IRQ_STATUS_0_IMAGE_COMPOSITE_DONE_n(n)    BIT((n) + 25)
#define VFE_0_IRQ_STATUS_0_RESET_ACK                    BIT(31)
#define VFE_0_IRQ_STATUS_1              0x03c
#define VFE_0_IRQ_STATUS_1_VIOLATION                    BIT(7)
#define VFE_0_IRQ_STATUS_1_BUS_BDG_HALT_ACK             BIT(8)
#define VFE_0_IRQ_STATUS_1_RDIn_SOF(n)                  BIT((n) + 29)

#define VFE_0_IRQ_COMPOSITE_MASK_0      0x40
#define VFE_0_VIOLATION_STATUS          0x48

#define VFE_0_BUS_CMD                   0x4c
#define VFE_0_BUS_CMD_Mx_RLD_CMD(x)     BIT(x)

#define VFE_0_BUS_CFG                   0x050

#define VFE_0_BUS_XBAR_CFG_x(x)         (0x58 + 0x4 * ((x) / 2))
#define VFE_0_BUS_XBAR_CFG_x_M_PAIR_STREAM_EN                   BIT(1)
#define VFE_0_BUS_XBAR_CFG_x_M_PAIR_STREAM_SWAP_INTER_INTRA     (0x3 << 4)
#define VFE_0_BUS_XBAR_CFG_x_M_SINGLE_STREAM_SEL_SHIFT          8
#define VFE_0_BUS_XBAR_CFG_x_M_SINGLE_STREAM_SEL_LUMA           0
#define VFE_0_BUS_XBAR_CFG_x_M_SINGLE_STREAM_SEL_VAL_RDI0       5
#define VFE_0_BUS_XBAR_CFG_x_M_SINGLE_STREAM_SEL_VAL_RDI1       6
#define VFE_0_BUS_XBAR_CFG_x_M_SINGLE_STREAM_SEL_VAL_RDI2       7

#define VFE_0_BUS_IMAGE_MASTER_n_WR_CFG(n)              (0x06c + 0x24 * (n))
#define VFE_0_BUS_IMAGE_MASTER_n_WR_CFG_WR_PATH_SHIFT   0
#define VFE_0_BUS_IMAGE_MASTER_n_WR_CFG_FRM_BASED_SHIFT 1
#define VFE_0_BUS_IMAGE_MASTER_n_WR_PING_ADDR(n)        (0x070 + 0x24 * (n))
#define VFE_0_BUS_IMAGE_MASTER_n_WR_PONG_ADDR(n)        (0x074 + 0x24 * (n))
#define VFE_0_BUS_IMAGE_MASTER_n_WR_ADDR_CFG(n)         (0x078 + 0x24 * (n))
#define VFE_0_BUS_IMAGE_MASTER_n_WR_ADDR_CFG_FRM_DROP_PER_SHIFT 2
#define VFE_0_BUS_IMAGE_MASTER_n_WR_ADDR_CFG_FRM_DROP_PER_MASK  (0x1f << 2)

#define VFE_0_BUS_IMAGE_MASTER_n_WR_UB_CFG(n)           (0x07c + 0x24 * (n))
#define VFE_0_BUS_IMAGE_MASTER_n_WR_UB_CFG_OFFSET_SHIFT 16
#define VFE_0_BUS_IMAGE_MASTER_n_WR_IMAGE_SIZE(n)       (0x080 + 0x24 * (n))
#define VFE_0_BUS_IMAGE_MASTER_n_WR_BUFFER_CFG(n)       (0x084 + 0x24 * (n))
#define VFE_0_BUS_IMAGE_MASTER_n_WR_FRAMEDROP_PATTERN(n)        \
                                                        (0x088 + 0x24 * (n))
#define VFE_0_BUS_IMAGE_MASTER_n_WR_IRQ_SUBSAMPLE_PATTERN(n)    \
                                                        (0x08c + 0x24 * (n))
#define VFE_0_BUS_IMAGE_MASTER_n_WR_IRQ_SUBSAMPLE_PATTERN_DEF   0xffffffff

#define VFE_0_BUS_PING_PONG_STATUS      0x268

#define VFE_0_BUS_BDG_CMD               0x2c0
#define VFE_0_BUS_BDG_CMD_HALT_REQ      1

#define VFE_0_BUS_BDG_QOS_CFG_0         0x2c4
#define VFE_0_BUS_BDG_QOS_CFG_0_CFG     0xaaa5aaa5
#define VFE_0_BUS_BDG_QOS_CFG_1         0x2c8
#define VFE_0_BUS_BDG_QOS_CFG_2         0x2cc
#define VFE_0_BUS_BDG_QOS_CFG_3         0x2d0
#define VFE_0_BUS_BDG_QOS_CFG_4         0x2d4
#define VFE_0_BUS_BDG_QOS_CFG_5         0x2d8
#define VFE_0_BUS_BDG_QOS_CFG_6         0x2dc
#define VFE_0_BUS_BDG_QOS_CFG_7         0x2e0
#define VFE_0_BUS_BDG_QOS_CFG_7_CFG     0x0001aaa5

#define VFE_0_RDI_CFG_x(x)              (0x2e8 + (0x4 * (x)))
#define VFE_0_RDI_CFG_x_RDI_STREAM_SEL_SHIFT    28
#define VFE_0_RDI_CFG_x_RDI_STREAM_SEL_MASK     (0xf << 28)
#define VFE_0_RDI_CFG_x_RDI_M0_SEL_SHIFT        4
#define VFE_0_RDI_CFG_x_RDI_M0_SEL_MASK         (0xf << 4)
#define VFE_0_RDI_CFG_x_RDI_EN_BIT              BIT(2)
#define VFE_0_RDI_CFG_x_MIPI_EN_BITS            0x3
#define VFE_0_RDI_CFG_x_RDI_Mr_FRAME_BASED_EN(r)        BIT(16 + (r))

#define VFE_0_CAMIF_CMD                         0x2f4
#define VFE_0_CAMIF_CMD_DISABLE_FRAME_BOUNDARY  0
#define VFE_0_CAMIF_CMD_ENABLE_FRAME_BOUNDARY   1
#define VFE_0_CAMIF_CMD_NO_CHANGE               3
#define VFE_0_CAMIF_CMD_CLEAR_CAMIF_STATUS      BIT(2)
#define VFE_0_CAMIF_CFG                         0x2f8
#define VFE_0_CAMIF_CFG_VFE_OUTPUT_EN           BIT(6)
#define VFE_0_CAMIF_FRAME_CFG                   0x300
#define VFE_0_CAMIF_WINDOW_WIDTH_CFG            0x304
#define VFE_0_CAMIF_WINDOW_HEIGHT_CFG           0x308
#define VFE_0_CAMIF_SUBSAMPLE_CFG_0             0x30c
#define VFE_0_CAMIF_IRQ_SUBSAMPLE_PATTERN       0x314
#define VFE_0_CAMIF_STATUS                      0x31c
#define VFE_0_CAMIF_STATUS_HALT                 BIT(31)

#define VFE_0_REG_UPDATE                        0x378
#define VFE_0_REG_UPDATE_RDIn(n)                BIT(1 + (n))
#define VFE_0_REG_UPDATE_line_n(n)              \
                        ((n) == VFE_LINE_PIX ? 1 : VFE_0_REG_UPDATE_RDIn(n))

#define VFE_0_DEMUX_CFG                         0x424
#define VFE_0_DEMUX_CFG_PERIOD                  0x3
#define VFE_0_DEMUX_GAIN_0                      0x428
#define VFE_0_DEMUX_GAIN_0_CH0_EVEN             (0x80 << 0)
#define VFE_0_DEMUX_GAIN_0_CH0_ODD              (0x80 << 16)
#define VFE_0_DEMUX_GAIN_1                      0x42c
#define VFE_0_DEMUX_GAIN_1_CH1                  (0x80 << 0)
#define VFE_0_DEMUX_GAIN_1_CH2                  (0x80 << 16)
#define VFE_0_DEMUX_EVEN_CFG                    0x438
#define VFE_0_DEMUX_EVEN_CFG_PATTERN_YUYV       0x9cac
#define VFE_0_DEMUX_EVEN_CFG_PATTERN_YVYU       0xac9c
#define VFE_0_DEMUX_EVEN_CFG_PATTERN_UYVY       0xc9ca
#define VFE_0_DEMUX_EVEN_CFG_PATTERN_VYUY       0xcac9
#define VFE_0_DEMUX_ODD_CFG                     0x43c
#define VFE_0_DEMUX_ODD_CFG_PATTERN_YUYV        0x9cac
#define VFE_0_DEMUX_ODD_CFG_PATTERN_YVYU        0xac9c
#define VFE_0_DEMUX_ODD_CFG_PATTERN_UYVY        0xc9ca
#define VFE_0_DEMUX_ODD_CFG_PATTERN_VYUY        0xcac9

#define VFE_0_SCALE_ENC_Y_CFG                   0x75c
#define VFE_0_SCALE_ENC_Y_H_IMAGE_SIZE          0x760
#define VFE_0_SCALE_ENC_Y_H_PHASE               0x764
#define VFE_0_SCALE_ENC_Y_V_IMAGE_SIZE          0x76c
#define VFE_0_SCALE_ENC_Y_V_PHASE               0x770
#define VFE_0_SCALE_ENC_CBCR_CFG                0x778
#define VFE_0_SCALE_ENC_CBCR_H_IMAGE_SIZE       0x77c
#define VFE_0_SCALE_ENC_CBCR_H_PHASE            0x780
#define VFE_0_SCALE_ENC_CBCR_V_IMAGE_SIZE       0x790
#define VFE_0_SCALE_ENC_CBCR_V_PHASE            0x794

#define VFE_0_CROP_ENC_Y_WIDTH                  0x854
#define VFE_0_CROP_ENC_Y_HEIGHT                 0x858
#define VFE_0_CROP_ENC_CBCR_WIDTH               0x85c
#define VFE_0_CROP_ENC_CBCR_HEIGHT              0x860

#define VFE_0_CLAMP_ENC_MAX_CFG                 0x874
#define VFE_0_CLAMP_ENC_MAX_CFG_CH0             (0xff << 0)
#define VFE_0_CLAMP_ENC_MAX_CFG_CH1             (0xff << 8)
#define VFE_0_CLAMP_ENC_MAX_CFG_CH2             (0xff << 16)
#define VFE_0_CLAMP_ENC_MIN_CFG                 0x878
#define VFE_0_CLAMP_ENC_MIN_CFG_CH0             (0x0 << 0)
#define VFE_0_CLAMP_ENC_MIN_CFG_CH1             (0x0 << 8)
#define VFE_0_CLAMP_ENC_MIN_CFG_CH2             (0x0 << 16)

#define VFE_0_CGC_OVERRIDE_1                    0x974
#define VFE_0_CGC_OVERRIDE_1_IMAGE_Mx_CGC_OVERRIDE(x)   BIT(x)

#define CAMIF_TIMEOUT_SLEEP_US 1000
#define CAMIF_TIMEOUT_ALL_US 1000000

#define MSM_VFE_VFE0_UB_SIZE 1023
#define MSM_VFE_VFE0_UB_SIZE_RDI (MSM_VFE_VFE0_UB_SIZE / 3)

static u32 vfe_hw_version(struct vfe_device *vfe)
{
        u32 hw_version = readl_relaxed(vfe->base + VFE_0_HW_VERSION);

        dev_dbg(vfe->camss->dev, "VFE HW Version = 0x%08x\n", hw_version);

        return hw_version;
}

static u16 vfe_get_ub_size(u8 vfe_id)
{
        if (vfe_id == 0)
                return MSM_VFE_VFE0_UB_SIZE_RDI;

        return 0;
}

static inline void vfe_reg_clr(struct vfe_device *vfe, u32 reg, u32 clr_bits)
{
        u32 bits = readl_relaxed(vfe->base + reg);

        writel_relaxed(bits & ~clr_bits, vfe->base + reg);
}

static inline void vfe_reg_set(struct vfe_device *vfe, u32 reg, u32 set_bits)
{
        u32 bits = readl_relaxed(vfe->base + reg);

        writel_relaxed(bits | set_bits, vfe->base + reg);
}

static void vfe_global_reset(struct vfe_device *vfe)
{
        u32 reset_bits = VFE_0_GLOBAL_RESET_CMD_TESTGEN         |
                         VFE_0_GLOBAL_RESET_CMD_BUS_MISR        |
                         VFE_0_GLOBAL_RESET_CMD_PM              |
                         VFE_0_GLOBAL_RESET_CMD_TIMER           |
                         VFE_0_GLOBAL_RESET_CMD_REGISTER        |
                         VFE_0_GLOBAL_RESET_CMD_BUS_BDG         |
                         VFE_0_GLOBAL_RESET_CMD_BUS             |
                         VFE_0_GLOBAL_RESET_CMD_CAMIF           |
                         VFE_0_GLOBAL_RESET_CMD_CORE;

        writel_relaxed(reset_bits, vfe->base + VFE_0_GLOBAL_RESET_CMD);
}

static void vfe_halt_request(struct vfe_device *vfe)
{
        writel_relaxed(VFE_0_BUS_BDG_CMD_HALT_REQ,
                       vfe->base + VFE_0_BUS_BDG_CMD);
}

static void vfe_halt_clear(struct vfe_device *vfe)
{
        writel_relaxed(0x0, vfe->base + VFE_0_BUS_BDG_CMD);
}

static void vfe_wm_enable(struct vfe_device *vfe, u8 wm, u8 enable)
{
        if (enable)
                vfe_reg_set(vfe, VFE_0_BUS_IMAGE_MASTER_n_WR_CFG(wm),
                            1 << VFE_0_BUS_IMAGE_MASTER_n_WR_CFG_WR_PATH_SHIFT);
        else
                vfe_reg_clr(vfe, VFE_0_BUS_IMAGE_MASTER_n_WR_CFG(wm),
                            1 << VFE_0_BUS_IMAGE_MASTER_n_WR_CFG_WR_PATH_SHIFT);
}

static void vfe_wm_frame_based(struct vfe_device *vfe, u8 wm, u8 enable)
{
        if (enable)
                vfe_reg_set(vfe, VFE_0_BUS_IMAGE_MASTER_n_WR_CFG(wm),
                        1 << VFE_0_BUS_IMAGE_MASTER_n_WR_CFG_FRM_BASED_SHIFT);
        else
                vfe_reg_clr(vfe, VFE_0_BUS_IMAGE_MASTER_n_WR_CFG(wm),
                        1 << VFE_0_BUS_IMAGE_MASTER_n_WR_CFG_FRM_BASED_SHIFT);
}

static void vfe_get_wm_sizes(struct v4l2_pix_format_mplane *pix, u8 plane,
                             u16 *width, u16 *height, u16 *bytesperline)
{
        *width = pix->width;
        *height = pix->height;
        *bytesperline = pix->plane_fmt[0].bytesperline;

        if (pix->pixelformat == V4L2_PIX_FMT_NV12 ||
            pix->pixelformat == V4L2_PIX_FMT_NV21)
                if (plane == 1)
                        *height /= 2;
}

static void vfe_wm_line_based(struct vfe_device *vfe, u32 wm,
                              struct v4l2_pix_format_mplane *pix,
                              u8 plane, u32 enable)
{
        u32 reg;

        if (enable) {
                u16 width = 0, height = 0, bytesperline = 0, wpl;

                vfe_get_wm_sizes(pix, plane, &width, &height, &bytesperline);

                wpl = vfe_word_per_line(pix->pixelformat, width);

                reg = height - 1;
                reg |= ((wpl + 1) / 2 - 1) << 16;

                writel_relaxed(reg, vfe->base +
                               VFE_0_BUS_IMAGE_MASTER_n_WR_IMAGE_SIZE(wm));

                wpl = vfe_word_per_line(pix->pixelformat, bytesperline);

                reg = 0x3;
                reg |= (height - 1) << 4;
                reg |= wpl << 16;

                writel_relaxed(reg, vfe->base +
                               VFE_0_BUS_IMAGE_MASTER_n_WR_BUFFER_CFG(wm));
        } else {
                writel_relaxed(0, vfe->base +
                               VFE_0_BUS_IMAGE_MASTER_n_WR_IMAGE_SIZE(wm));
                writel_relaxed(0, vfe->base +
                               VFE_0_BUS_IMAGE_MASTER_n_WR_BUFFER_CFG(wm));
        }
}

static void vfe_wm_set_framedrop_period(struct vfe_device *vfe, u8 wm, u8 per)
{
        u32 reg;

        reg = readl_relaxed(vfe->base +
                            VFE_0_BUS_IMAGE_MASTER_n_WR_ADDR_CFG(wm));

        reg &= ~(VFE_0_BUS_IMAGE_MASTER_n_WR_ADDR_CFG_FRM_DROP_PER_MASK);

        reg |= (per << VFE_0_BUS_IMAGE_MASTER_n_WR_ADDR_CFG_FRM_DROP_PER_SHIFT)
                & VFE_0_BUS_IMAGE_MASTER_n_WR_ADDR_CFG_FRM_DROP_PER_MASK;

        writel_relaxed(reg,
                       vfe->base + VFE_0_BUS_IMAGE_MASTER_n_WR_ADDR_CFG(wm));
}

static void vfe_wm_set_framedrop_pattern(struct vfe_device *vfe, u8 wm,
                                         u32 pattern)
{
        writel_relaxed(pattern,
               vfe->base + VFE_0_BUS_IMAGE_MASTER_n_WR_FRAMEDROP_PATTERN(wm));
}

static void vfe_wm_set_ub_cfg(struct vfe_device *vfe, u8 wm,
                              u16 offset, u16 depth)
{
        u32 reg;

        reg = (offset << VFE_0_BUS_IMAGE_MASTER_n_WR_UB_CFG_OFFSET_SHIFT) |
                depth;
        writel_relaxed(reg, vfe->base + VFE_0_BUS_IMAGE_MASTER_n_WR_UB_CFG(wm));
}

static void vfe_bus_reload_wm(struct vfe_device *vfe, u8 wm)
{
        wmb();
        writel_relaxed(VFE_0_BUS_CMD_Mx_RLD_CMD(wm), vfe->base + VFE_0_BUS_CMD);
        wmb();
}

static void vfe_wm_set_ping_addr(struct vfe_device *vfe, u8 wm, u32 addr)
{
        writel_relaxed(addr,
                       vfe->base + VFE_0_BUS_IMAGE_MASTER_n_WR_PING_ADDR(wm));
}

static void vfe_wm_set_pong_addr(struct vfe_device *vfe, u8 wm, u32 addr)
{
        writel_relaxed(addr,
                       vfe->base + VFE_0_BUS_IMAGE_MASTER_n_WR_PONG_ADDR(wm));
}

static int vfe_wm_get_ping_pong_status(struct vfe_device *vfe, u8 wm)
{
        u32 reg;

        reg = readl_relaxed(vfe->base + VFE_0_BUS_PING_PONG_STATUS);

        return (reg >> wm) & 0x1;
}

static void vfe_bus_enable_wr_if(struct vfe_device *vfe, u8 enable)
{
        if (enable)
                writel_relaxed(0x10000009, vfe->base + VFE_0_BUS_CFG);
        else
                writel_relaxed(0, vfe->base + VFE_0_BUS_CFG);
}

static void vfe_bus_connect_wm_to_rdi(struct vfe_device *vfe, u8 wm,
                                      enum vfe_line_id id)
{
        u32 reg;

        reg = VFE_0_RDI_CFG_x_MIPI_EN_BITS;
        reg |= VFE_0_RDI_CFG_x_RDI_Mr_FRAME_BASED_EN(id);
        vfe_reg_set(vfe, VFE_0_RDI_CFG_x(0), reg);

        reg = VFE_0_RDI_CFG_x_RDI_EN_BIT;
        reg |= ((3 * id) << VFE_0_RDI_CFG_x_RDI_STREAM_SEL_SHIFT) &
                VFE_0_RDI_CFG_x_RDI_STREAM_SEL_MASK;
        vfe_reg_set(vfe, VFE_0_RDI_CFG_x(id), reg);

        switch (id) {
        case VFE_LINE_RDI0:
        default:
                reg = VFE_0_BUS_XBAR_CFG_x_M_SINGLE_STREAM_SEL_VAL_RDI0 <<
                      VFE_0_BUS_XBAR_CFG_x_M_SINGLE_STREAM_SEL_SHIFT;
                break;
        case VFE_LINE_RDI1:
                reg = VFE_0_BUS_XBAR_CFG_x_M_SINGLE_STREAM_SEL_VAL_RDI1 <<
                      VFE_0_BUS_XBAR_CFG_x_M_SINGLE_STREAM_SEL_SHIFT;
                break;
        case VFE_LINE_RDI2:
                reg = VFE_0_BUS_XBAR_CFG_x_M_SINGLE_STREAM_SEL_VAL_RDI2 <<
                      VFE_0_BUS_XBAR_CFG_x_M_SINGLE_STREAM_SEL_SHIFT;
                break;
        }

        if (wm % 2 == 1)
                reg <<= 16;

        vfe_reg_set(vfe, VFE_0_BUS_XBAR_CFG_x(wm), reg);
}

static void vfe_wm_set_subsample(struct vfe_device *vfe, u8 wm)
{
        writel_relaxed(VFE_0_BUS_IMAGE_MASTER_n_WR_IRQ_SUBSAMPLE_PATTERN_DEF,
                       vfe->base +
                       VFE_0_BUS_IMAGE_MASTER_n_WR_IRQ_SUBSAMPLE_PATTERN(wm));
}

static void vfe_bus_disconnect_wm_from_rdi(struct vfe_device *vfe, u8 wm,
                                           enum vfe_line_id id)
{
        u32 reg;

        reg = VFE_0_RDI_CFG_x_RDI_Mr_FRAME_BASED_EN(id);
        vfe_reg_clr(vfe, VFE_0_RDI_CFG_x(0), reg);

        reg = VFE_0_RDI_CFG_x_RDI_EN_BIT;
        vfe_reg_clr(vfe, VFE_0_RDI_CFG_x(id), reg);

        switch (id) {
        case VFE_LINE_RDI0:
        default:
                reg = VFE_0_BUS_XBAR_CFG_x_M_SINGLE_STREAM_SEL_VAL_RDI0 <<
                      VFE_0_BUS_XBAR_CFG_x_M_SINGLE_STREAM_SEL_SHIFT;
                break;
        case VFE_LINE_RDI1:
                reg = VFE_0_BUS_XBAR_CFG_x_M_SINGLE_STREAM_SEL_VAL_RDI1 <<
                      VFE_0_BUS_XBAR_CFG_x_M_SINGLE_STREAM_SEL_SHIFT;
                break;
        case VFE_LINE_RDI2:
                reg = VFE_0_BUS_XBAR_CFG_x_M_SINGLE_STREAM_SEL_VAL_RDI2 <<
                      VFE_0_BUS_XBAR_CFG_x_M_SINGLE_STREAM_SEL_SHIFT;
                break;
        }

        if (wm % 2 == 1)
                reg <<= 16;

        vfe_reg_clr(vfe, VFE_0_BUS_XBAR_CFG_x(wm), reg);
}

static void vfe_set_xbar_cfg(struct vfe_device *vfe, struct vfe_output *output,
                             u8 enable)
{
        struct vfe_line *line = container_of(output, struct vfe_line, output);
        u32 p = line->video_out.active_fmt.fmt.pix_mp.pixelformat;
        u32 reg;
        unsigned int i;

        for (i = 0; i < output->wm_num; i++) {
                if (i == 0) {
                        reg = VFE_0_BUS_XBAR_CFG_x_M_SINGLE_STREAM_SEL_LUMA <<
                                VFE_0_BUS_XBAR_CFG_x_M_SINGLE_STREAM_SEL_SHIFT;
                } else if (i == 1) {
                        reg = VFE_0_BUS_XBAR_CFG_x_M_PAIR_STREAM_EN;
                        if (p == V4L2_PIX_FMT_NV12 || p == V4L2_PIX_FMT_NV16)
                                reg |= VFE_0_BUS_XBAR_CFG_x_M_PAIR_STREAM_SWAP_INTER_INTRA;
                } else {
                        /* On current devices output->wm_num is always <= 2 */
                        break;
                }

                if (output->wm_idx[i] % 2 == 1)
                        reg <<= 16;

                if (enable)
                        vfe_reg_set(vfe,
                                    VFE_0_BUS_XBAR_CFG_x(output->wm_idx[i]),
                                    reg);
                else
                        vfe_reg_clr(vfe,
                                    VFE_0_BUS_XBAR_CFG_x(output->wm_idx[i]),
                                    reg);
        }
}

static void vfe_set_realign_cfg(struct vfe_device *vfe, struct vfe_line *line,
                                u8 enable)
{
        /* empty */
}
static void vfe_set_rdi_cid(struct vfe_device *vfe, enum vfe_line_id id, u8 cid)
{
        vfe_reg_clr(vfe, VFE_0_RDI_CFG_x(id),
                    VFE_0_RDI_CFG_x_RDI_M0_SEL_MASK);

        vfe_reg_set(vfe, VFE_0_RDI_CFG_x(id),
                    cid << VFE_0_RDI_CFG_x_RDI_M0_SEL_SHIFT);
}

static void vfe_reg_update(struct vfe_device *vfe, enum vfe_line_id line_id)
{
        vfe->reg_update |= VFE_0_REG_UPDATE_line_n(line_id);
        wmb();
        writel_relaxed(vfe->reg_update, vfe->base + VFE_0_REG_UPDATE);
        wmb();
}

static inline void vfe_reg_update_clear(struct vfe_device *vfe,
                                        enum vfe_line_id line_id)
{
        vfe->reg_update &= ~VFE_0_REG_UPDATE_line_n(line_id);
}

static void vfe_enable_irq_wm_line(struct vfe_device *vfe, u8 wm,
                                   enum vfe_line_id line_id, u8 enable)
{
        u32 irq_en0 = VFE_0_IRQ_MASK_0_IMAGE_MASTER_n_PING_PONG(wm) |
                      VFE_0_IRQ_MASK_0_line_n_REG_UPDATE(line_id);
        u32 irq_en1 = VFE_0_IRQ_MASK_1_IMAGE_MASTER_n_BUS_OVERFLOW(wm) |
                      VFE_0_IRQ_MASK_1_RDIn_SOF(line_id);

        if (enable) {
                vfe_reg_set(vfe, VFE_0_IRQ_MASK_0, irq_en0);
                vfe_reg_set(vfe, VFE_0_IRQ_MASK_1, irq_en1);
        } else {
                vfe_reg_clr(vfe, VFE_0_IRQ_MASK_0, irq_en0);
                vfe_reg_clr(vfe, VFE_0_IRQ_MASK_1, irq_en1);
        }
}

static void vfe_enable_irq_pix_line(struct vfe_device *vfe, u8 comp,
                                    enum vfe_line_id line_id, u8 enable)
{
        struct vfe_output *output = &vfe->line[line_id].output;
        unsigned int i;
        u32 irq_en0;
        u32 irq_en1;
        u32 comp_mask = 0;

        irq_en0 = VFE_0_IRQ_MASK_0_CAMIF_SOF;
        irq_en0 |= VFE_0_IRQ_MASK_0_CAMIF_EOF;
        irq_en0 |= VFE_0_IRQ_MASK_0_IMAGE_COMPOSITE_DONE_n(comp);
        irq_en0 |= VFE_0_IRQ_MASK_0_line_n_REG_UPDATE(line_id);
        irq_en1 = VFE_0_IRQ_MASK_1_CAMIF_ERROR;
        for (i = 0; i < output->wm_num; i++) {
                irq_en1 |= VFE_0_IRQ_MASK_1_IMAGE_MASTER_n_BUS_OVERFLOW(
                                                        output->wm_idx[i]);
                comp_mask |= (1 << output->wm_idx[i]) << comp * 8;
        }

        if (enable) {
                vfe_reg_set(vfe, VFE_0_IRQ_MASK_0, irq_en0);
                vfe_reg_set(vfe, VFE_0_IRQ_MASK_1, irq_en1);
                vfe_reg_set(vfe, VFE_0_IRQ_COMPOSITE_MASK_0, comp_mask);
        } else {
                vfe_reg_clr(vfe, VFE_0_IRQ_MASK_0, irq_en0);
                vfe_reg_clr(vfe, VFE_0_IRQ_MASK_1, irq_en1);
                vfe_reg_clr(vfe, VFE_0_IRQ_COMPOSITE_MASK_0, comp_mask);
        }
}

static void vfe_enable_irq_common(struct vfe_device *vfe)
{
        u32 irq_en0 = VFE_0_IRQ_MASK_0_RESET_ACK;
        u32 irq_en1 = VFE_0_IRQ_MASK_1_VIOLATION |
                      VFE_0_IRQ_MASK_1_BUS_BDG_HALT_ACK;

        vfe_reg_set(vfe, VFE_0_IRQ_MASK_0, irq_en0);
        vfe_reg_set(vfe, VFE_0_IRQ_MASK_1, irq_en1);
}

static void vfe_set_demux_cfg(struct vfe_device *vfe, struct vfe_line *line)
{
        u32 val, even_cfg, odd_cfg;

        writel_relaxed(VFE_0_DEMUX_CFG_PERIOD, vfe->base + VFE_0_DEMUX_CFG);

        val = VFE_0_DEMUX_GAIN_0_CH0_EVEN | VFE_0_DEMUX_GAIN_0_CH0_ODD;
        writel_relaxed(val, vfe->base + VFE_0_DEMUX_GAIN_0);

        val = VFE_0_DEMUX_GAIN_1_CH1 | VFE_0_DEMUX_GAIN_1_CH2;
        writel_relaxed(val, vfe->base + VFE_0_DEMUX_GAIN_1);

        switch (line->fmt[MSM_VFE_PAD_SINK].code) {
        case MEDIA_BUS_FMT_YUYV8_1X16:
                even_cfg = VFE_0_DEMUX_EVEN_CFG_PATTERN_YUYV;
                odd_cfg = VFE_0_DEMUX_ODD_CFG_PATTERN_YUYV;
                break;
        case MEDIA_BUS_FMT_YVYU8_1X16:
                even_cfg = VFE_0_DEMUX_EVEN_CFG_PATTERN_YVYU;
                odd_cfg = VFE_0_DEMUX_ODD_CFG_PATTERN_YVYU;
                break;
        case MEDIA_BUS_FMT_UYVY8_1X16:
        default:
                even_cfg = VFE_0_DEMUX_EVEN_CFG_PATTERN_UYVY;
                odd_cfg = VFE_0_DEMUX_ODD_CFG_PATTERN_UYVY;
                break;
        case MEDIA_BUS_FMT_VYUY8_1X16:
                even_cfg = VFE_0_DEMUX_EVEN_CFG_PATTERN_VYUY;
                odd_cfg = VFE_0_DEMUX_ODD_CFG_PATTERN_VYUY;
                break;
        }

        writel_relaxed(even_cfg, vfe->base + VFE_0_DEMUX_EVEN_CFG);
        writel_relaxed(odd_cfg, vfe->base + VFE_0_DEMUX_ODD_CFG);
}

static void vfe_set_scale_cfg(struct vfe_device *vfe, struct vfe_line *line)
{
        u32 p = line->video_out.active_fmt.fmt.pix_mp.pixelformat;
        u32 reg;
        u16 input, output;
        u8 interp_reso;
        u32 phase_mult;

        writel_relaxed(0x3, vfe->base + VFE_0_SCALE_ENC_Y_CFG);

        input = line->fmt[MSM_VFE_PAD_SINK].width;
        output = line->compose.width;
        reg = (output << 16) | input;
        writel_relaxed(reg, vfe->base + VFE_0_SCALE_ENC_Y_H_IMAGE_SIZE);

        interp_reso = vfe_calc_interp_reso(input, output);
        phase_mult = input * (1 << (13 + interp_reso)) / output;
        reg = (interp_reso << 20) | phase_mult;
        writel_relaxed(reg, vfe->base + VFE_0_SCALE_ENC_Y_H_PHASE);

        input = line->fmt[MSM_VFE_PAD_SINK].height;
        output = line->compose.height;
        reg = (output << 16) | input;
        writel_relaxed(reg, vfe->base + VFE_0_SCALE_ENC_Y_V_IMAGE_SIZE);

        interp_reso = vfe_calc_interp_reso(input, output);
        phase_mult = input * (1 << (13 + interp_reso)) / output;
        reg = (interp_reso << 20) | phase_mult;
        writel_relaxed(reg, vfe->base + VFE_0_SCALE_ENC_Y_V_PHASE);

        writel_relaxed(0x3, vfe->base + VFE_0_SCALE_ENC_CBCR_CFG);

        input = line->fmt[MSM_VFE_PAD_SINK].width;
        output = line->compose.width / 2;
        reg = (output << 16) | input;
        writel_relaxed(reg, vfe->base + VFE_0_SCALE_ENC_CBCR_H_IMAGE_SIZE);

        interp_reso = vfe_calc_interp_reso(input, output);
        phase_mult = input * (1 << (13 + interp_reso)) / output;
        reg = (interp_reso << 20) | phase_mult;
        writel_relaxed(reg, vfe->base + VFE_0_SCALE_ENC_CBCR_H_PHASE);

        input = line->fmt[MSM_VFE_PAD_SINK].height;
        output = line->compose.height;
        if (p == V4L2_PIX_FMT_NV12 || p == V4L2_PIX_FMT_NV21)
                output = line->compose.height / 2;
        reg = (output << 16) | input;
        writel_relaxed(reg, vfe->base + VFE_0_SCALE_ENC_CBCR_V_IMAGE_SIZE);

        interp_reso = vfe_calc_interp_reso(input, output);
        phase_mult = input * (1 << (13 + interp_reso)) / output;
        reg = (interp_reso << 20) | phase_mult;
        writel_relaxed(reg, vfe->base + VFE_0_SCALE_ENC_CBCR_V_PHASE);
}

static void vfe_set_crop_cfg(struct vfe_device *vfe, struct vfe_line *line)
{
        u32 p = line->video_out.active_fmt.fmt.pix_mp.pixelformat;
        u32 reg;
        u16 first, last;

        first = line->crop.left;
        last = line->crop.left + line->crop.width - 1;
        reg = (first << 16) | last;
        writel_relaxed(reg, vfe->base + VFE_0_CROP_ENC_Y_WIDTH);

        first = line->crop.top;
        last = line->crop.top + line->crop.height - 1;
        reg = (first << 16) | last;
        writel_relaxed(reg, vfe->base + VFE_0_CROP_ENC_Y_HEIGHT);

        first = line->crop.left / 2;
        last = line->crop.left / 2 + line->crop.width / 2 - 1;
        reg = (first << 16) | last;
        writel_relaxed(reg, vfe->base + VFE_0_CROP_ENC_CBCR_WIDTH);

        first = line->crop.top;
        last = line->crop.top + line->crop.height - 1;
        if (p == V4L2_PIX_FMT_NV12 || p == V4L2_PIX_FMT_NV21) {
                first = line->crop.top / 2;
                last = line->crop.top / 2 + line->crop.height / 2 - 1;
        }
        reg = (first << 16) | last;
        writel_relaxed(reg, vfe->base + VFE_0_CROP_ENC_CBCR_HEIGHT);
}

static void vfe_set_clamp_cfg(struct vfe_device *vfe)
{
        u32 val = VFE_0_CLAMP_ENC_MAX_CFG_CH0 |
                VFE_0_CLAMP_ENC_MAX_CFG_CH1 |
                VFE_0_CLAMP_ENC_MAX_CFG_CH2;

        writel_relaxed(val, vfe->base + VFE_0_CLAMP_ENC_MAX_CFG);

        val = VFE_0_CLAMP_ENC_MIN_CFG_CH0 |
                VFE_0_CLAMP_ENC_MIN_CFG_CH1 |
                VFE_0_CLAMP_ENC_MIN_CFG_CH2;

        writel_relaxed(val, vfe->base + VFE_0_CLAMP_ENC_MIN_CFG);
}

static void vfe_set_qos(struct vfe_device *vfe)
{
        u32 val = VFE_0_BUS_BDG_QOS_CFG_0_CFG;
        u32 val7 = VFE_0_BUS_BDG_QOS_CFG_7_CFG;

        writel_relaxed(val, vfe->base + VFE_0_BUS_BDG_QOS_CFG_0);
        writel_relaxed(val, vfe->base + VFE_0_BUS_BDG_QOS_CFG_1);
        writel_relaxed(val, vfe->base + VFE_0_BUS_BDG_QOS_CFG_2);
        writel_relaxed(val, vfe->base + VFE_0_BUS_BDG_QOS_CFG_3);
        writel_relaxed(val, vfe->base + VFE_0_BUS_BDG_QOS_CFG_4);
        writel_relaxed(val, vfe->base + VFE_0_BUS_BDG_QOS_CFG_5);
        writel_relaxed(val, vfe->base + VFE_0_BUS_BDG_QOS_CFG_6);
        writel_relaxed(val7, vfe->base + VFE_0_BUS_BDG_QOS_CFG_7);
}

static void vfe_set_ds(struct vfe_device *vfe)
{
        /* empty */
}

static void vfe_set_cgc_override(struct vfe_device *vfe, u8 wm, u8 enable)
{
        u32 val = VFE_0_CGC_OVERRIDE_1_IMAGE_Mx_CGC_OVERRIDE(wm);

        if (enable)
                vfe_reg_set(vfe, VFE_0_CGC_OVERRIDE_1, val);
        else
                vfe_reg_clr(vfe, VFE_0_CGC_OVERRIDE_1, val);

        wmb();
}

static void vfe_set_camif_cfg(struct vfe_device *vfe, struct vfe_line *line)
{
        u32 val;

        switch (line->fmt[MSM_VFE_PAD_SINK].code) {
        case MEDIA_BUS_FMT_YUYV8_1X16:
                val = VFE_0_CORE_CFG_PIXEL_PATTERN_YCBYCR;
                break;
        case MEDIA_BUS_FMT_YVYU8_1X16:
                val = VFE_0_CORE_CFG_PIXEL_PATTERN_YCRYCB;
                break;
        case MEDIA_BUS_FMT_UYVY8_1X16:
        default:
                val = VFE_0_CORE_CFG_PIXEL_PATTERN_CBYCRY;
                break;
        case MEDIA_BUS_FMT_VYUY8_1X16:
                val = VFE_0_CORE_CFG_PIXEL_PATTERN_CRYCBY;
                break;
        }

        writel_relaxed(val, vfe->base + VFE_0_CORE_CFG);

        val = line->fmt[MSM_VFE_PAD_SINK].width * 2;
        val |= line->fmt[MSM_VFE_PAD_SINK].height << 16;
        writel_relaxed(val, vfe->base + VFE_0_CAMIF_FRAME_CFG);

        val = line->fmt[MSM_VFE_PAD_SINK].width * 2 - 1;
        writel_relaxed(val, vfe->base + VFE_0_CAMIF_WINDOW_WIDTH_CFG);

        val = line->fmt[MSM_VFE_PAD_SINK].height - 1;
        writel_relaxed(val, vfe->base + VFE_0_CAMIF_WINDOW_HEIGHT_CFG);

        val = 0xffffffff;
        writel_relaxed(val, vfe->base + VFE_0_CAMIF_SUBSAMPLE_CFG_0);

        val = 0xffffffff;
        writel_relaxed(val, vfe->base + VFE_0_CAMIF_IRQ_SUBSAMPLE_PATTERN);

        val = VFE_0_RDI_CFG_x_MIPI_EN_BITS;
        vfe_reg_set(vfe, VFE_0_RDI_CFG_x(0), val);

        val = VFE_0_CAMIF_CFG_VFE_OUTPUT_EN;
        writel_relaxed(val, vfe->base + VFE_0_CAMIF_CFG);
}

static void vfe_set_camif_cmd(struct vfe_device *vfe, u8 enable)
{
        u32 cmd;

        cmd = VFE_0_CAMIF_CMD_CLEAR_CAMIF_STATUS | VFE_0_CAMIF_CMD_NO_CHANGE;
        writel_relaxed(cmd, vfe->base + VFE_0_CAMIF_CMD);
        wmb();

        if (enable)
                cmd = VFE_0_CAMIF_CMD_ENABLE_FRAME_BOUNDARY;
        else
                cmd = VFE_0_CAMIF_CMD_DISABLE_FRAME_BOUNDARY;

        writel_relaxed(cmd, vfe->base + VFE_0_CAMIF_CMD);
}

static void vfe_set_module_cfg(struct vfe_device *vfe, u8 enable)
{
        u32 val = VFE_0_MODULE_CFG_DEMUX |
                  VFE_0_MODULE_CFG_CHROMA_UPSAMPLE |
                  VFE_0_MODULE_CFG_SCALE_ENC |
                  VFE_0_MODULE_CFG_CROP_ENC;

        if (enable)
                writel_relaxed(val, vfe->base + VFE_0_MODULE_CFG);
        else
                writel_relaxed(0x0, vfe->base + VFE_0_MODULE_CFG);
}

static int vfe_camif_wait_for_stop(struct vfe_device *vfe, struct device *dev)
{
        u32 val;
        int ret;

        ret = readl_poll_timeout(vfe->base + VFE_0_CAMIF_STATUS,
                                 val,
                                 (val & VFE_0_CAMIF_STATUS_HALT),
                                 CAMIF_TIMEOUT_SLEEP_US,
                                 CAMIF_TIMEOUT_ALL_US);
        if (ret < 0)
                dev_err(dev, "%s: camif stop timeout\n", __func__);

        return ret;
}

static void vfe_isr_read(struct vfe_device *vfe, u32 *value0, u32 *value1)
{
        *value0 = readl_relaxed(vfe->base + VFE_0_IRQ_STATUS_0);
        *value1 = readl_relaxed(vfe->base + VFE_0_IRQ_STATUS_1);

        writel_relaxed(*value0, vfe->base + VFE_0_IRQ_CLEAR_0);
        writel_relaxed(*value1, vfe->base + VFE_0_IRQ_CLEAR_1);

        wmb();
        writel_relaxed(VFE_0_IRQ_CMD_GLOBAL_CLEAR, vfe->base + VFE_0_IRQ_CMD);
}

static void vfe_violation_read(struct vfe_device *vfe)
{
        u32 violation = readl_relaxed(vfe->base + VFE_0_VIOLATION_STATUS);

        pr_err_ratelimited("VFE: violation = 0x%08x\n", violation);
}

/*
 * vfe_isr - VFE module interrupt handler
 * @irq: Interrupt line
 * @dev: VFE device
 *
 * Return IRQ_HANDLED on success
 */
static irqreturn_t vfe_isr(int irq, void *dev)
{
        struct vfe_device *vfe = dev;
        u32 value0, value1;
        int i, j;

        vfe->res->hw_ops->isr_read(vfe, &value0, &value1);

        dev_dbg(vfe->camss->dev, "VFE: status0 = 0x%08x, status1 = 0x%08x\n",
                value0, value1);

        if (value0 & VFE_0_IRQ_STATUS_0_RESET_ACK)
                vfe->isr_ops.reset_ack(vfe);

        if (value1 & VFE_0_IRQ_STATUS_1_VIOLATION)
                vfe->res->hw_ops->violation_read(vfe);

        if (value1 & VFE_0_IRQ_STATUS_1_BUS_BDG_HALT_ACK)
                vfe->isr_ops.halt_ack(vfe);

        for (i = VFE_LINE_RDI0; i <= VFE_LINE_PIX; i++)
                if (value0 & VFE_0_IRQ_STATUS_0_line_n_REG_UPDATE(i))
                        vfe->isr_ops.reg_update(vfe, i);

        if (value0 & VFE_0_IRQ_STATUS_0_CAMIF_SOF)
                vfe->isr_ops.sof(vfe, VFE_LINE_PIX);

        for (i = VFE_LINE_RDI0; i <= VFE_LINE_RDI2; i++)
                if (value1 & VFE_0_IRQ_STATUS_1_RDIn_SOF(i))
                        vfe->isr_ops.sof(vfe, i);

        for (i = 0; i < MSM_VFE_COMPOSITE_IRQ_NUM; i++)
                if (value0 & VFE_0_IRQ_STATUS_0_IMAGE_COMPOSITE_DONE_n(i)) {
                        vfe->isr_ops.comp_done(vfe, i);
                        for (j = 0; j < ARRAY_SIZE(vfe->wm_output_map); j++)
                                if (vfe->wm_output_map[j] == VFE_LINE_PIX)
                                        value0 &= ~VFE_0_IRQ_MASK_0_IMAGE_MASTER_n_PING_PONG(j);
                }

        for (i = 0; i < MSM_VFE_IMAGE_MASTERS_NUM; i++)
                if (value0 & VFE_0_IRQ_STATUS_0_IMAGE_MASTER_n_PING_PONG(i))
                        vfe->isr_ops.wm_done(vfe, i);

        return IRQ_HANDLED;
}

/*
 * vfe_pm_domain_off - Disable power domains specific to this VFE.
 * @vfe: VFE Device
 */
static void vfe_4_1_pm_domain_off(struct vfe_device *vfe)
{
        if (!vfe->res->has_pd)
                return;

        vfe_pm_domain_off(vfe);
}

/*
 * vfe_pm_domain_on - Enable power domains specific to this VFE.
 * @vfe: VFE Device
 */
static int vfe_4_1_pm_domain_on(struct vfe_device *vfe)
{
        if (!vfe->res->has_pd)
                return 0;

        return vfe_pm_domain_on(vfe);
}

static const struct vfe_hw_ops_gen1 vfe_ops_gen1_4_1 = {
        .bus_connect_wm_to_rdi = vfe_bus_connect_wm_to_rdi,
        .bus_disconnect_wm_from_rdi = vfe_bus_disconnect_wm_from_rdi,
        .bus_enable_wr_if = vfe_bus_enable_wr_if,
        .bus_reload_wm = vfe_bus_reload_wm,
        .camif_wait_for_stop = vfe_camif_wait_for_stop,
        .enable_irq_common = vfe_enable_irq_common,
        .enable_irq_pix_line = vfe_enable_irq_pix_line,
        .enable_irq_wm_line = vfe_enable_irq_wm_line,
        .get_ub_size = vfe_get_ub_size,
        .halt_clear = vfe_halt_clear,
        .halt_request = vfe_halt_request,
        .set_camif_cfg = vfe_set_camif_cfg,
        .set_camif_cmd = vfe_set_camif_cmd,
        .set_cgc_override = vfe_set_cgc_override,
        .set_clamp_cfg = vfe_set_clamp_cfg,
        .set_crop_cfg = vfe_set_crop_cfg,
        .set_demux_cfg = vfe_set_demux_cfg,
        .set_ds = vfe_set_ds,
        .set_module_cfg = vfe_set_module_cfg,
        .set_qos = vfe_set_qos,
        .set_rdi_cid = vfe_set_rdi_cid,
        .set_realign_cfg = vfe_set_realign_cfg,
        .set_scale_cfg = vfe_set_scale_cfg,
        .set_xbar_cfg = vfe_set_xbar_cfg,
        .wm_enable = vfe_wm_enable,
        .wm_frame_based = vfe_wm_frame_based,
        .wm_get_ping_pong_status = vfe_wm_get_ping_pong_status,
        .wm_line_based = vfe_wm_line_based,
        .wm_set_framedrop_pattern = vfe_wm_set_framedrop_pattern,
        .wm_set_framedrop_period = vfe_wm_set_framedrop_period,
        .wm_set_ping_addr = vfe_wm_set_ping_addr,
        .wm_set_pong_addr = vfe_wm_set_pong_addr,
        .wm_set_subsample = vfe_wm_set_subsample,
        .wm_set_ub_cfg = vfe_wm_set_ub_cfg,
};

static void vfe_subdev_init(struct device *dev, struct vfe_device *vfe)
{
        vfe->isr_ops = vfe_isr_ops_gen1;
        vfe->ops_gen1 = &vfe_ops_gen1_4_1;
        vfe->video_ops = vfe_video_ops_gen1;
}

const struct vfe_hw_ops vfe_ops_4_1 = {
        .global_reset = vfe_global_reset,
        .hw_version = vfe_hw_version,
        .isr_read = vfe_isr_read,
        .isr = vfe_isr,
        .pm_domain_off = vfe_4_1_pm_domain_off,
        .pm_domain_on = vfe_4_1_pm_domain_on,
        .reg_update_clear = vfe_reg_update_clear,
        .reg_update = vfe_reg_update,
        .subdev_init = vfe_subdev_init,
        .vfe_disable = vfe_gen1_disable,
        .vfe_enable = vfe_gen1_enable,
        .vfe_halt = vfe_gen1_halt,
        .violation_read = vfe_violation_read,
};