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Message-ID: <baa16b69-c4dc-f9f8-cdb6-497dcaab88b0@linaro.org>
Date: Tue, 9 Mar 2021 16:55:42 +0300
From: Andrey Konovalov <andrey.konovalov@...aro.org>
To: Robert Foss <robert.foss@...aro.org>, agross@...nel.org,
bjorn.andersson@...aro.org, todor.too@...il.com,
mchehab@...nel.org, robh+dt@...nel.org,
angelogioacchino.delregno@...ainline.org,
linux-arm-msm@...r.kernel.org, linux-media@...r.kernel.org,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
AngeloGioacchino Del Regno <kholk11@...il.com>,
Sakari Ailus <sakari.ailus@....fi>
Cc: Rob Herring <robh@...nel.org>, Tomasz Figa <tfiga@...omium.org>,
Azam Sadiq Pasha Kapatrala Syed <akapatra@...cinc.com>,
Sarvesh Sridutt <Sarvesh.Sridutt@...rtwirelesscompute.com>,
Laurent Pinchart <laurent.pinchart@...asonboard.com>,
Jonathan Marek <jonathan@...ek.ca>
Subject: Re: [PATCH v6 07/22] media: camss: Add support for VFE hardware
version Titan 170
Hi Robert,
Thank you for your patch!
On 04.03.2021 15:03, Robert Foss wrote:
> Add register definitions for version 170 of the Titan architecture
> and implement support for the RDI output mode.
>
> The RDI mode as opposed to the PIX output mode for the VFE unit does
> not support any ISP functionality. This means essentially only
> supporting dumping the output of the whatever the CSI decoder receives
> from the sensor.
>
> For example will a sensor outputting YUV pixel format frames, only
> allow the VFE to dump those frames as they are received by the ISP
> to memory through the RDI interface.
>
> Signed-off-by: Robert Foss <robert.foss@...aro.org>
> ---
Reviewed-by: Andrey Konovalov <andrey.konovalov@...aro.org>
Thanks,
Andrey
> Changes since v1:
> - Andrey: Remove commented out chunk
> - Remove left over WIP comments
>
> Changes since v4:
> - Andrey: Remove traces of PIX support
> - Andrey: Fix vfe_global_reset() overwriting reset command
> - Remove unused variable
>
> Changes since v5:
> - Andrey: Fix copy/paste issues in header
> - Andrey: Remove unecessary looping for 1 value
>
> drivers/media/platform/qcom/camss/Makefile | 1 +
> .../media/platform/qcom/camss/camss-vfe-170.c | 786 ++++++++++++++++++
> drivers/media/platform/qcom/camss/camss-vfe.c | 47 +-
> drivers/media/platform/qcom/camss/camss-vfe.h | 26 +-
> .../media/platform/qcom/camss/camss-video.c | 52 ++
> drivers/media/platform/qcom/camss/camss.c | 61 ++
> 6 files changed, 953 insertions(+), 20 deletions(-)
> create mode 100644 drivers/media/platform/qcom/camss/camss-vfe-170.c
>
> diff --git a/drivers/media/platform/qcom/camss/Makefile b/drivers/media/platform/qcom/camss/Makefile
> index 940c0ae3e003..052c4f405fa3 100644
> --- a/drivers/media/platform/qcom/camss/Makefile
> +++ b/drivers/media/platform/qcom/camss/Makefile
> @@ -11,6 +11,7 @@ qcom-camss-objs += \
> camss-vfe-4-1.o \
> camss-vfe-4-7.o \
> camss-vfe-4-8.o \
> + camss-vfe-170.o \
> camss-vfe-gen1.o \
> camss-vfe.o \
> camss-video.o \
> diff --git a/drivers/media/platform/qcom/camss/camss-vfe-170.c b/drivers/media/platform/qcom/camss/camss-vfe-170.c
> new file mode 100644
> index 000000000000..9ab5964b1e99
> --- /dev/null
> +++ b/drivers/media/platform/qcom/camss/camss-vfe-170.c
> @@ -0,0 +1,786 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * camss-vfe-170.c
> + *
> + * Qualcomm MSM Camera Subsystem - VFE (Video Front End) Module v170
> + *
> + * Copyright (C) 2020-2021 Linaro Ltd.
> + */
> +
> +#include <linux/delay.h>
> +#include <linux/interrupt.h>
> +#include <linux/io.h>
> +#include <linux/iopoll.h>
> +
> +#include "camss.h"
> +#include "camss-vfe.h"
> +
> +#define VFE_HW_VERSION (0x000)
> +
> +#define VFE_GLOBAL_RESET_CMD (0x018)
> +#define GLOBAL_RESET_CMD_CORE BIT(0)
> +#define GLOBAL_RESET_CMD_CAMIF BIT(1)
> +#define GLOBAL_RESET_CMD_BUS BIT(2)
> +#define GLOBAL_RESET_CMD_BUS_BDG BIT(3)
> +#define GLOBAL_RESET_CMD_REGISTER BIT(4)
> +#define GLOBAL_RESET_CMD_PM BIT(5)
> +#define GLOBAL_RESET_CMD_BUS_MISR BIT(6)
> +#define GLOBAL_RESET_CMD_TESTGEN BIT(7)
> +#define GLOBAL_RESET_CMD_DSP BIT(8)
> +#define GLOBAL_RESET_CMD_IDLE_CGC BIT(9)
> +#define GLOBAL_RESET_CMD_RDI0 BIT(10)
> +#define GLOBAL_RESET_CMD_RDI1 BIT(11)
> +#define GLOBAL_RESET_CMD_RDI2 BIT(12)
> +#define GLOBAL_RESET_CMD_RDI3 BIT(13)
> +#define GLOBAL_RESET_CMD_VFE_DOMAIN BIT(30)
> +#define GLOBAL_RESET_CMD_RESET_BYPASS BIT(31)
> +
> +
> +#define VFE_CORE_CFG (0x050)
> +#define CFG_PIXEL_PATTERN_YCBYCR (0x4)
> +#define CFG_PIXEL_PATTERN_YCRYCB (0x5)
> +#define CFG_PIXEL_PATTERN_CBYCRY (0x6)
> +#define CFG_PIXEL_PATTERN_CRYCBY (0x7)
> +#define CFG_COMPOSITE_REG_UPDATE_EN BIT(4)
> +
> +#define VFE_IRQ_CMD (0x058)
> +#define CMD_GLOBAL_CLEAR BIT(0)
> +
> +#define VFE_IRQ_MASK_0 (0x05c)
> +#define MASK_0_CAMIF_SOF BIT(0)
> +#define MASK_0_CAMIF_EOF BIT(1)
> +#define MASK_0_RDI_REG_UPDATE(n) BIT((n) + 5)
> +#define MASK_0_IMAGE_MASTER_n_PING_PONG(n) BIT((n) + 8)
> +#define MASK_0_IMAGE_COMPOSITE_DONE_n(n) BIT((n) + 25)
> +#define MASK_0_RESET_ACK BIT(31)
> +
> +#define VFE_IRQ_MASK_1 (0x060)
> +#define MASK_1_CAMIF_ERROR BIT(0)
> +#define MASK_1_VIOLATION BIT(7)
> +#define MASK_1_BUS_BDG_HALT_ACK BIT(8)
> +#define MASK_1_IMAGE_MASTER_n_BUS_OVERFLOW(n) BIT((n) + 9)
> +#define MASK_1_RDI_SOF(n) BIT((n) + 29)
> +
> +#define VFE_IRQ_CLEAR_0 (0x064)
> +#define VFE_IRQ_CLEAR_1 (0x068)
> +
> +#define VFE_IRQ_STATUS_0 (0x06c)
> +#define STATUS_0_CAMIF_SOF BIT(0)
> +#define STATUS_0_RDI_REG_UPDATE(n) BIT((n) + 5)
> +#define STATUS_0_IMAGE_MASTER_PING_PONG(n) BIT((n) + 8)
> +#define STATUS_0_IMAGE_COMPOSITE_DONE(n) BIT((n) + 25)
> +#define STATUS_0_RESET_ACK BIT(31)
> +
> +#define VFE_IRQ_STATUS_1 (0x070)
> +#define STATUS_1_VIOLATION BIT(7)
> +#define STATUS_1_BUS_BDG_HALT_ACK BIT(8)
> +#define STATUS_1_RDI_SOF(n) BIT((n) + 27)
> +
> +#define VFE_VIOLATION_STATUS (0x07c)
> +
> +#define VFE_CAMIF_CMD (0x478)
> +#define CMD_CLEAR_CAMIF_STATUS BIT(2)
> +
> +#define VFE_CAMIF_CFG (0x47c)
> +#define CFG_VSYNC_SYNC_EDGE (0)
> +#define VSYNC_ACTIVE_HIGH (0)
> +#define VSYNC_ACTIVE_LOW (1)
> +#define CFG_HSYNC_SYNC_EDGE (1)
> +#define HSYNC_ACTIVE_HIGH (0)
> +#define HSYNC_ACTIVE_LOW (1)
> +#define CFG_VFE_SUBSAMPLE_ENABLE BIT(4)
> +#define CFG_BUS_SUBSAMPLE_ENABLE BIT(5)
> +#define CFG_VFE_OUTPUT_EN BIT(6)
> +#define CFG_BUS_OUTPUT_EN BIT(7)
> +#define CFG_BINNING_EN BIT(9)
> +#define CFG_FRAME_BASED_EN BIT(10)
> +#define CFG_RAW_CROP_EN BIT(22)
> +
> +// XXX different, don't exist in TITAN register docs
> +#define VFE_0_CAMIF_FRAME_CFG 0x484
> +#define VFE_0_CAMIF_WINDOW_WIDTH_CFG 0x488
> +#define VFE_0_CAMIF_WINDOW_HEIGHT_CFG 0x48c
> +#define VFE_0_CAMIF_SUBSAMPLE_CFG 0x490
> +#define VFE_0_CAMIF_IRQ_FRAMEDROP_PATTERN 0x498
> +#define VFE_0_CAMIF_IRQ_SUBSAMPLE_PATTERN 0x49c
> +#define VFE_0_CAMIF_STATUS 0x4a4
> +#define VFE_0_CAMIF_STATUS_HALT BIT(31)
> +#define CAMIF_TIMEOUT_SLEEP_US 1000
> +#define CAMIF_TIMEOUT_ALL_US 1000000
> +
> +#define VFE_REG_UPDATE_CMD (0x4ac)
> +#define REG_UPDATE_RDI(n) BIT(1 + (n))
> +
> +
> +#define VFE_BUS_IRQ_MASK(n) (0x2044 + (n) * 4)
> +#define VFE_BUS_IRQ_CLEAR(n) (0x2050 + (n) * 4)
> +
> +#define VFE_BUS_IRQ_STATUS(n) (0x205c + (n) * 4)
> +#define STATUS0_COMP_RESET_DONE BIT(0)
> +#define STATUS0_COMP_REG_UPDATE0_DONE BIT(1)
> +#define STATUS0_COMP_REG_UPDATE1_DONE BIT(2)
> +#define STATUS0_COMP_REG_UPDATE2_DONE BIT(3)
> +#define STATUS0_COMP_REG_UPDATE3_DONE BIT(4)
> +#define STATUS0_COMP_REG_UPDATE_DONE(n) BIT(n + 1)
> +#define STATUS0_COMP0_BUF_DONE BIT(5)
> +#define STATUS0_COMP1_BUF_DONE BIT(6)
> +#define STATUS0_COMP2_BUF_DONE BIT(7)
> +#define STATUS0_COMP3_BUF_DONE BIT(8)
> +#define STATUS0_COMP4_BUF_DONE BIT(9)
> +#define STATUS0_COMP5_BUF_DONE BIT(10)
> +#define STATUS0_COMP_BUF_DONE(n) BIT(n + 5)
> +#define STATUS0_COMP_ERROR BIT(11)
> +#define STATUS0_COMP_OVERWRITE BIT(12)
> +#define STATUS0_OVERFLOW BIT(13)
> +#define STATUS0_VIOLATION BIT(14)
> +/* WM_CLIENT_BUF_DONE defined for buffers 0:19 */
> +#define STATUS1_WM_CLIENT_BUF_DONE(n) BIT(n)
> +#define STATUS1_EARLY_DONE BIT(24)
> +#define STATUS2_DUAL_COMP0_BUF_DONE BIT(0)
> +#define STATUS2_DUAL_COMP1_BUF_DONE BIT(1)
> +#define STATUS2_DUAL_COMP2_BUF_DONE BIT(2)
> +#define STATUS2_DUAL_COMP3_BUF_DONE BIT(3)
> +#define STATUS2_DUAL_COMP4_BUF_DONE BIT(4)
> +#define STATUS2_DUAL_COMP5_BUF_DONE BIT(5)
> +#define STATUS2_DUAL_COMP_BUF_DONE(n) BIT(n)
> +#define STATUS2_DUAL_COMP_ERROR BIT(6)
> +#define STATUS2_DUAL_COMP_OVERWRITE BIT(7)
> +
> +#define VFE_BUS_IRQ_CLEAR_GLOBAL (0x2068)
> +
> +#define VFE_BUS_WM_DEBUG_STATUS_CFG (0x226c)
> +#define DEBUG_STATUS_CFG_STATUS0(n) BIT(n)
> +#define DEBUG_STATUS_CFG_STATUS1(n) BIT(8+n)
> +
> +#define VFE_BUS_WM_ADDR_SYNC_FRAME_HEADER (0x2080)
> +
> +#define VFE_BUS_WM_ADDR_SYNC_NO_SYNC (0x2084)
> +#define BUS_VER2_MAX_CLIENTS (24)
> +#define WM_ADDR_NO_SYNC_DEFAULT_VAL \
> + ((1 << BUS_VER2_MAX_CLIENTS) - 1)
> +
> +#define VFE_BUS_WM_CGC_OVERRIDE (0x200c)
> +#define WM_CGC_OVERRIDE_ALL (0xFFFFF)
> +
> +#define VFE_BUS_WM_TEST_BUS_CTRL (0x211c)
> +
> +#define VFE_BUS_WM_STATUS0(n) (0x2200 + (n) * 0x100)
> +#define VFE_BUS_WM_STATUS1(n) (0x2204 + (n) * 0x100)
> +#define VFE_BUS_WM_CFG(n) (0x2208 + (n) * 0x100)
> +#define WM_CFG_EN (0)
> +#define WM_CFG_MODE (1)
> +#define MODE_QCOM_PLAIN (0)
> +#define MODE_MIPI_RAW (1)
> +#define WM_CFG_VIRTUALFRAME (2)
> +#define VFE_BUS_WM_HEADER_ADDR(n) (0x220c + (n) * 0x100)
> +#define VFE_BUS_WM_HEADER_CFG(n) (0x2210 + (n) * 0x100)
> +#define VFE_BUS_WM_IMAGE_ADDR(n) (0x2214 + (n) * 0x100)
> +#define VFE_BUS_WM_IMAGE_ADDR_OFFSET(n) (0x2218 + (n) * 0x100)
> +#define VFE_BUS_WM_BUFFER_WIDTH_CFG(n) (0x221c + (n) * 0x100)
> +#define WM_BUFFER_DEFAULT_WIDTH (0xFF01)
> +
> +#define VFE_BUS_WM_BUFFER_HEIGHT_CFG(n) (0x2220 + (n) * 0x100)
> +#define VFE_BUS_WM_PACKER_CFG(n) (0x2224 + (n) * 0x100)
> +
> +#define VFE_BUS_WM_STRIDE(n) (0x2228 + (n) * 0x100)
> +#define WM_STRIDE_DEFAULT_STRIDE (0xFF01)
> +
> +#define VFE_BUS_WM_IRQ_SUBSAMPLE_PERIOD(n) (0x2248 + (n) * 0x100)
> +#define VFE_BUS_WM_IRQ_SUBSAMPLE_PATTERN(n) (0x224c + (n) * 0x100)
> +#define VFE_BUS_WM_FRAMEDROP_PERIOD(n) (0x2250 + (n) * 0x100)
> +#define VFE_BUS_WM_FRAMEDROP_PATTERN(n) (0x2254 + (n) * 0x100)
> +#define VFE_BUS_WM_FRAME_INC(n) (0x2258 + (n) * 0x100)
> +#define VFE_BUS_WM_BURST_LIMIT(n) (0x225c + (n) * 0x100)
> +
> +
> +static void vfe_hw_version_read(struct vfe_device *vfe, struct device *dev)
> +{
> + u32 hw_version = readl_relaxed(vfe->base + VFE_HW_VERSION);
> +
> + u32 gen = (hw_version >> 28) & 0xF;
> + u32 rev = (hw_version >> 16) & 0xFFF;
> + u32 step = hw_version & 0xFFFF;
> +
> + dev_err(dev, "VFE HW Version = %u.%u.%u\n", gen, rev, step);
> +}
> +
> +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 = GLOBAL_RESET_CMD_CORE |
> + GLOBAL_RESET_CMD_CAMIF |
> + GLOBAL_RESET_CMD_BUS |
> + GLOBAL_RESET_CMD_BUS_BDG |
> + GLOBAL_RESET_CMD_REGISTER |
> + GLOBAL_RESET_CMD_TESTGEN |
> + GLOBAL_RESET_CMD_DSP |
> + GLOBAL_RESET_CMD_IDLE_CGC |
> + GLOBAL_RESET_CMD_RDI0 |
> + GLOBAL_RESET_CMD_RDI1 |
> + GLOBAL_RESET_CMD_RDI2;
> +
> + writel_relaxed(BIT(31), vfe->base + VFE_IRQ_MASK_0);
> +
> + /* Make sure IRQ mask has been written before resetting */
> + wmb();
> +
> + writel_relaxed(reset_bits, vfe->base + VFE_GLOBAL_RESET_CMD);
> +}
> +
> +static void vfe_wm_start(struct vfe_device *vfe, u8 wm, struct vfe_line *line)
> +{
> + u32 val;
> +
> + /*Set Debug Registers*/
> + val = DEBUG_STATUS_CFG_STATUS0(1) |
> + DEBUG_STATUS_CFG_STATUS0(7);
> + writel_relaxed(val, vfe->base + VFE_BUS_WM_DEBUG_STATUS_CFG);
> +
> + /* BUS_WM_INPUT_IF_ADDR_SYNC_FRAME_HEADER */
> + writel_relaxed(0, vfe->base + VFE_BUS_WM_ADDR_SYNC_FRAME_HEADER);
> +
> + /* no clock gating at bus input */
> + val = WM_CGC_OVERRIDE_ALL;
> + writel_relaxed(val, vfe->base + VFE_BUS_WM_CGC_OVERRIDE);
> +
> + writel_relaxed(0x0, vfe->base + VFE_BUS_WM_TEST_BUS_CTRL);
> +
> + /* if addr_no_sync has default value then config the addr no sync reg */
> + val = WM_ADDR_NO_SYNC_DEFAULT_VAL;
> + writel_relaxed(val, vfe->base + VFE_BUS_WM_ADDR_SYNC_NO_SYNC);
> +
> + writel_relaxed(0xf, vfe->base + VFE_BUS_WM_BURST_LIMIT(wm));
> +
> + val = WM_BUFFER_DEFAULT_WIDTH;
> + writel_relaxed(val, vfe->base + VFE_BUS_WM_BUFFER_WIDTH_CFG(wm));
> +
> + val = 0;
> + writel_relaxed(val, vfe->base + VFE_BUS_WM_BUFFER_HEIGHT_CFG(wm));
> +
> + val = 0;
> + writel_relaxed(val, vfe->base + VFE_BUS_WM_PACKER_CFG(wm)); // XXX 1 for PLAIN8?
> +
> + /* Configure stride for RDIs */
> + //val = pix->plane_fmt[0].bytesperline;
> + val = WM_STRIDE_DEFAULT_STRIDE;
> + writel_relaxed(val, vfe->base + VFE_BUS_WM_STRIDE(wm));
> +
> + /* Enable WM */
> + val = 1 << WM_CFG_EN |
> + MODE_MIPI_RAW << WM_CFG_MODE;
> + writel_relaxed(val, vfe->base + VFE_BUS_WM_CFG(wm));
> +}
> +
> +static void vfe_wm_stop(struct vfe_device *vfe, u8 wm)
> +{
> + /* Disable WM */
> + writel_relaxed(0, vfe->base + VFE_BUS_WM_CFG(wm));
> +}
> +
> +static void vfe_wm_update(struct vfe_device *vfe, u8 wm, u32 addr,
> + struct vfe_line *line)
> +{
> + struct v4l2_pix_format_mplane *pix =
> + &line->video_out.active_fmt.fmt.pix_mp;
> + u32 stride = pix->plane_fmt[0].bytesperline;
> +
> + writel_relaxed(addr, vfe->base + VFE_BUS_WM_IMAGE_ADDR(wm));
> + writel_relaxed(stride * pix->height, vfe->base + VFE_BUS_WM_FRAME_INC(wm));
> +}
> +
> +static void vfe_reg_update(struct vfe_device *vfe, enum vfe_line_id line_id)
> +{
> + vfe->reg_update |= REG_UPDATE_RDI(line_id);
> +
> + /* Enforce ordering between previous reg writes and reg update */
> + wmb();
> +
> + writel_relaxed(vfe->reg_update, vfe->base + VFE_REG_UPDATE_CMD);
> +
> + /* Enforce ordering between reg update and subsequent reg writes */
> + wmb();
> +}
> +
> +static inline void vfe_reg_update_clear(struct vfe_device *vfe,
> + enum vfe_line_id line_id)
> +{
> + vfe->reg_update &= ~REG_UPDATE_RDI(line_id);
> +}
> +
> +static void vfe_enable_irq_common(struct vfe_device *vfe)
> +{
> + vfe_reg_set(vfe, VFE_IRQ_MASK_0, ~0u);
> + vfe_reg_set(vfe, VFE_IRQ_MASK_1, ~0u);
> +
> + writel_relaxed(~0u, vfe->base + VFE_BUS_IRQ_MASK(0));
> + writel_relaxed(~0u, vfe->base + VFE_BUS_IRQ_MASK(1));
> + writel_relaxed(~0u, vfe->base + VFE_BUS_IRQ_MASK(2));
> +}
> +
> +static void vfe_isr_halt_ack(struct vfe_device *vfe)
> +{
> + complete(&vfe->halt_complete);
> +}
> +
> +static void vfe_isr_read(struct vfe_device *vfe, u32 *status0, u32 *status1)
> +{
> + *status0 = readl_relaxed(vfe->base + VFE_IRQ_STATUS_0);
> + *status1 = readl_relaxed(vfe->base + VFE_IRQ_STATUS_1);
> +
> + writel_relaxed(*status0, vfe->base + VFE_IRQ_CLEAR_0);
> + writel_relaxed(*status1, vfe->base + VFE_IRQ_CLEAR_1);
> +
> + /* Enforce ordering between IRQ Clear and Global IRQ Clear */
> + wmb();
> + writel_relaxed(CMD_GLOBAL_CLEAR, vfe->base + VFE_IRQ_CMD);
> +}
> +
> +static void vfe_violation_read(struct vfe_device *vfe)
> +{
> + u32 violation = readl_relaxed(vfe->base + VFE_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 status0, status1, vfe_bus_status[3];
> + int i, wm;
> +
> + status0 = readl_relaxed(vfe->base + VFE_IRQ_STATUS_0);
> + status1 = readl_relaxed(vfe->base + VFE_IRQ_STATUS_1);
> +
> + writel_relaxed(status0, vfe->base + VFE_IRQ_CLEAR_0);
> + writel_relaxed(status1, vfe->base + VFE_IRQ_CLEAR_1);
> +
> + for (i = VFE_LINE_RDI0; i <= VFE_LINE_RDI2; i++) {
> + vfe_bus_status[i] = readl_relaxed(vfe->base + VFE_BUS_IRQ_STATUS(i));
> + writel_relaxed(vfe_bus_status[i], vfe->base + VFE_BUS_IRQ_CLEAR(i));
> + }
> +
> + /* Enforce ordering between IRQ reading and interpretation */
> + wmb();
> +
> + writel_relaxed(CMD_GLOBAL_CLEAR, vfe->base + VFE_IRQ_CMD);
> + writel_relaxed(1, vfe->base + VFE_BUS_IRQ_CLEAR_GLOBAL);
> +
> + if (status0 & STATUS_0_RESET_ACK)
> + vfe->isr_ops.reset_ack(vfe);
> +
> + for (i = VFE_LINE_RDI0; i <= VFE_LINE_RDI2; i++)
> + if (status0 & STATUS_0_RDI_REG_UPDATE(i))
> + vfe->isr_ops.reg_update(vfe, i);
> +
> + for (i = VFE_LINE_RDI0; i <= VFE_LINE_RDI2; i++)
> + if (status0 & STATUS_1_RDI_SOF(i))
> + vfe->isr_ops.sof(vfe, i);
> +
> + for (i = 0; i < MSM_VFE_COMPOSITE_IRQ_NUM; i++)
> + if (vfe_bus_status[0] & STATUS0_COMP_BUF_DONE(i))
> + vfe->isr_ops.comp_done(vfe, i);
> +
> + for (wm = 0; wm < MSM_VFE_IMAGE_MASTERS_NUM; wm++)
> + if (status0 & BIT(9))
> + if (vfe_bus_status[1] & STATUS1_WM_CLIENT_BUF_DONE(wm))
> + vfe->isr_ops.wm_done(vfe, wm);
> +
> + return IRQ_HANDLED;
> +}
> +
> +/*
> + * vfe_halt - Trigger halt on VFE module and wait to complete
> + * @vfe: VFE device
> + *
> + * Return 0 on success or a negative error code otherwise
> + */
> +static int vfe_halt(struct vfe_device *vfe)
> +{
> + unsigned long time;
> +
> + return 0;
> +
> + reinit_completion(&vfe->halt_complete);
> +
> + time = wait_for_completion_timeout(&vfe->halt_complete,
> + msecs_to_jiffies(VFE_HALT_TIMEOUT_MS));
> + if (!time) {
> + dev_err(vfe->camss->dev, "VFE halt timeout\n");
> + return -EIO;
> + }
> +
> + return 0;
> +}
> +
> +static int vfe_get_output(struct vfe_line *line)
> +{
> + struct vfe_device *vfe = to_vfe(line);
> + struct vfe_output *output;
> + unsigned long flags;
> + int wm_idx;
> +
> + spin_lock_irqsave(&vfe->output_lock, flags);
> +
> + output = &line->output;
> + if (output->state != VFE_OUTPUT_OFF) {
> + dev_err(vfe->camss->dev, "Output is running\n");
> + goto error;
> + }
> +
> + output->wm_num = 1;
> +
> + wm_idx = vfe_reserve_wm(vfe, line->id);
> + if (wm_idx < 0) {
> + dev_err(vfe->camss->dev, "Can not reserve wm\n");
> + goto error_get_wm;
> + }
> + output->wm_idx[0] = wm_idx;
> +
> + output->drop_update_idx = 0;
> +
> + spin_unlock_irqrestore(&vfe->output_lock, flags);
> +
> + return 0;
> +
> +error_get_wm:
> + vfe_release_wm(vfe, output->wm_idx[0]);
> + output->state = VFE_OUTPUT_OFF;
> +error:
> + spin_unlock_irqrestore(&vfe->output_lock, flags);
> +
> + return -EINVAL;
> +}
> +
> +static int vfe_enable_output(struct vfe_line *line)
> +{
> + struct vfe_device *vfe = to_vfe(line);
> + struct vfe_output *output = &line->output;
> + const struct vfe_hw_ops *ops = vfe->ops;
> + struct media_entity *sensor;
> + unsigned long flags;
> + unsigned int frame_skip = 0;
> + unsigned int i;
> +
> + sensor = camss_find_sensor(&line->subdev.entity);
> + if (sensor) {
> + struct v4l2_subdev *subdev = media_entity_to_v4l2_subdev(sensor);
> +
> + v4l2_subdev_call(subdev, sensor, g_skip_frames, &frame_skip);
> + /* Max frame skip is 29 frames */
> + if (frame_skip > VFE_FRAME_DROP_VAL - 1)
> + frame_skip = VFE_FRAME_DROP_VAL - 1;
> + }
> +
> + spin_lock_irqsave(&vfe->output_lock, flags);
> +
> + ops->reg_update_clear(vfe, line->id);
> +
> + if (output->state != VFE_OUTPUT_OFF) {
> + dev_err(vfe->camss->dev, "Output is not in reserved state %d\n",
> + output->state);
> + spin_unlock_irqrestore(&vfe->output_lock, flags);
> + return -EINVAL;
> + }
> +
> + WARN_ON(output->gen2.active_num);
> +
> + output->state = VFE_OUTPUT_ON;
> +
> + output->sequence = 0;
> + output->wait_reg_update = 0;
> + reinit_completion(&output->reg_update);
> +
> + vfe_wm_start(vfe, output->wm_idx[0], line);
> +
> + for (i = 0; i < 2; i++) {
> + output->buf[i] = vfe_buf_get_pending(output);
> + if (!output->buf[i])
> + break;
> + output->gen2.active_num++;
> + vfe_wm_update(vfe, output->wm_idx[0], output->buf[i]->addr[0], line);
> + }
> +
> + ops->reg_update(vfe, line->id);
> +
> + spin_unlock_irqrestore(&vfe->output_lock, flags);
> +
> + return 0;
> +}
> +
> +static int vfe_disable_output(struct vfe_line *line)
> +{
> + struct vfe_device *vfe = to_vfe(line);
> + struct vfe_output *output = &line->output;
> + unsigned long flags;
> + unsigned int i;
> + bool done;
> + int timeout = 0;
> +
> + do {
> + spin_lock_irqsave(&vfe->output_lock, flags);
> + done = !output->gen2.active_num;
> + spin_unlock_irqrestore(&vfe->output_lock, flags);
> + usleep_range(10000, 20000);
> +
> + if (timeout++ == 100) {
> + dev_err(vfe->camss->dev, "VFE idle timeout - resetting\n");
> + vfe_reset(vfe);
> + output->gen2.active_num = 0;
> + return 0;
> + }
> + } while (!done);
> +
> + spin_lock_irqsave(&vfe->output_lock, flags);
> + for (i = 0; i < output->wm_num; i++)
> + vfe_wm_stop(vfe, output->wm_idx[i]);
> + spin_unlock_irqrestore(&vfe->output_lock, flags);
> +
> + return 0;
> +}
> +
> +/*
> + * vfe_enable - Enable streaming on VFE line
> + * @line: VFE line
> + *
> + * Return 0 on success or a negative error code otherwise
> + */
> +static int vfe_enable(struct vfe_line *line)
> +{
> + struct vfe_device *vfe = to_vfe(line);
> + int ret;
> +
> + mutex_lock(&vfe->stream_lock);
> +
> + if (!vfe->stream_count)
> + vfe_enable_irq_common(vfe);
> +
> + vfe->stream_count++;
> +
> + mutex_unlock(&vfe->stream_lock);
> +
> + ret = vfe_get_output(line);
> + if (ret < 0)
> + goto error_get_output;
> +
> + ret = vfe_enable_output(line);
> + if (ret < 0)
> + goto error_enable_output;
> +
> + vfe->was_streaming = 1;
> +
> + return 0;
> +
> +
> +error_enable_output:
> + vfe_put_output(line);
> +
> +error_get_output:
> + mutex_lock(&vfe->stream_lock);
> +
> + vfe->stream_count--;
> +
> + mutex_unlock(&vfe->stream_lock);
> +
> + return ret;
> +}
> +
> +/*
> + * vfe_disable - Disable streaming on VFE line
> + * @line: VFE line
> + *
> + * Return 0 on success or a negative error code otherwise
> + */
> +static int vfe_disable(struct vfe_line *line)
> +{
> + struct vfe_device *vfe = to_vfe(line);
> +
> + vfe_disable_output(line);
> +
> + vfe_put_output(line);
> +
> + mutex_lock(&vfe->stream_lock);
> +
> + vfe->stream_count--;
> +
> + mutex_unlock(&vfe->stream_lock);
> +
> + return 0;
> +}
> +
> +/*
> + * vfe_isr_sof - Process start of frame interrupt
> + * @vfe: VFE Device
> + * @line_id: VFE line
> + */
> +static void vfe_isr_sof(struct vfe_device *vfe, enum vfe_line_id line_id)
> +{
> +
> +}
> +
> +/*
> + * vfe_isr_reg_update - Process reg update interrupt
> + * @vfe: VFE Device
> + * @line_id: VFE line
> + */
> +static void vfe_isr_reg_update(struct vfe_device *vfe, enum vfe_line_id line_id)
> +{
> + struct vfe_output *output;
> + unsigned long flags;
> +
> + spin_lock_irqsave(&vfe->output_lock, flags);
> + vfe->ops->reg_update_clear(vfe, line_id);
> +
> + output = &vfe->line[line_id].output;
> +
> + if (output->wait_reg_update) {
> + output->wait_reg_update = 0;
> + complete(&output->reg_update);
> + }
> +
> + spin_unlock_irqrestore(&vfe->output_lock, flags);
> +}
> +
> +/*
> + * vfe_isr_wm_done - Process write master done interrupt
> + * @vfe: VFE Device
> + * @wm: Write master id
> + */
> +static void vfe_isr_wm_done(struct vfe_device *vfe, u8 wm)
> +{
> + struct vfe_line *line = &vfe->line[vfe->wm_output_map[wm]];
> + struct camss_buffer *ready_buf;
> + struct vfe_output *output;
> + unsigned long flags;
> + u32 index;
> + u64 ts = ktime_get_ns();
> +
> + spin_lock_irqsave(&vfe->output_lock, flags);
> +
> + if (vfe->wm_output_map[wm] == VFE_LINE_NONE) {
> + dev_err_ratelimited(vfe->camss->dev,
> + "Received wm done for unmapped index\n");
> + goto out_unlock;
> + }
> + output = &vfe->line[vfe->wm_output_map[wm]].output;
> +
> + ready_buf = output->buf[0];
> + if (!ready_buf) {
> + dev_err_ratelimited(vfe->camss->dev,
> + "Missing ready buf %d!\n", output->state);
> + goto out_unlock;
> + }
> +
> + ready_buf->vb.vb2_buf.timestamp = ts;
> + ready_buf->vb.sequence = output->sequence++;
> +
> + index = 0;
> + output->buf[0] = output->buf[1];
> + if (output->buf[0])
> + index = 1;
> +
> + output->buf[index] = vfe_buf_get_pending(output);
> +
> + if (output->buf[index])
> + vfe_wm_update(vfe, output->wm_idx[0], output->buf[index]->addr[0], line);
> + else
> + output->gen2.active_num--;
> +
> + spin_unlock_irqrestore(&vfe->output_lock, flags);
> +
> + vb2_buffer_done(&ready_buf->vb.vb2_buf, VB2_BUF_STATE_DONE);
> +
> + return;
> +
> +out_unlock:
> + spin_unlock_irqrestore(&vfe->output_lock, flags);
> +}
> +
> +/*
> + * vfe_queue_buffer - Add empty buffer
> + * @vid: Video device structure
> + * @buf: Buffer to be enqueued
> + *
> + * Add an empty buffer - depending on the current number of buffers it will be
> + * put in pending buffer queue or directly given to the hardware to be filled.
> + *
> + * Return 0 on success or a negative error code otherwise
> + */
> +static int vfe_queue_buffer(struct camss_video *vid,
> + struct camss_buffer *buf)
> +{
> + struct vfe_line *line = container_of(vid, struct vfe_line, video_out);
> + struct vfe_device *vfe = to_vfe(line);
> + struct vfe_output *output;
> + unsigned long flags;
> +
> + output = &line->output;
> +
> + spin_lock_irqsave(&vfe->output_lock, flags);
> +
> + if (output->state == VFE_OUTPUT_ON && output->gen2.active_num < 2) {
> + output->buf[output->gen2.active_num++] = buf;
> + vfe_wm_update(vfe, output->wm_idx[0], buf->addr[0], line);
> + } else {
> + vfe_buf_add_pending(output, buf);
> + }
> +
> + spin_unlock_irqrestore(&vfe->output_lock, flags);
> +
> + return 0;
> +}
> +
> +const struct vfe_isr_ops vfe_isr_ops_170 = {
> + .reset_ack = vfe_isr_reset_ack,
> + .halt_ack = vfe_isr_halt_ack,
> + .reg_update = vfe_isr_reg_update,
> + .sof = vfe_isr_sof,
> + .comp_done = vfe_isr_comp_done,
> + .wm_done = vfe_isr_wm_done,
> +};
> +
> +static const struct camss_video_ops vfe_video_ops_170 = {
> + .queue_buffer = vfe_queue_buffer,
> + .flush_buffers = vfe_flush_buffers,
> +};
> +
> +static void vfe_subdev_init(struct device *dev, struct vfe_device *vfe)
> +{
> + vfe->isr_ops = vfe_isr_ops_170;
> + vfe->video_ops = vfe_video_ops_170;
> +
> + vfe->line_num = VFE_LINE_NUM_GEN2;
> +}
> +
> +const struct vfe_hw_ops vfe_ops_170 = {
> + .global_reset = vfe_global_reset,
> + .hw_version_read = vfe_hw_version_read,
> + .isr_read = vfe_isr_read,
> + .isr = vfe_isr,
> + .reg_update_clear = vfe_reg_update_clear,
> + .reg_update = vfe_reg_update,
> + .subdev_init = vfe_subdev_init,
> + .vfe_disable = vfe_disable,
> + .vfe_enable = vfe_enable,
> + .vfe_halt = vfe_halt,
> + .violation_read = vfe_violation_read,
> +};
> diff --git a/drivers/media/platform/qcom/camss/camss-vfe.c b/drivers/media/platform/qcom/camss/camss-vfe.c
> index 375843bd16af..6fafeb8a5484 100644
> --- a/drivers/media/platform/qcom/camss/camss-vfe.c
> +++ b/drivers/media/platform/qcom/camss/camss-vfe.c
> @@ -96,6 +96,32 @@ static const struct vfe_format formats_pix_8x96[] = {
> { MEDIA_BUS_FMT_YVYU8_2X8, 8 },
> };
>
> +static const struct vfe_format formats_rdi_845[] = {
> + { MEDIA_BUS_FMT_UYVY8_2X8, 8 },
> + { MEDIA_BUS_FMT_VYUY8_2X8, 8 },
> + { MEDIA_BUS_FMT_YUYV8_2X8, 8 },
> + { MEDIA_BUS_FMT_YVYU8_2X8, 8 },
> + { MEDIA_BUS_FMT_SBGGR8_1X8, 8 },
> + { MEDIA_BUS_FMT_SGBRG8_1X8, 8 },
> + { MEDIA_BUS_FMT_SGRBG8_1X8, 8 },
> + { MEDIA_BUS_FMT_SRGGB8_1X8, 8 },
> + { MEDIA_BUS_FMT_SBGGR10_1X10, 10 },
> + { MEDIA_BUS_FMT_SGBRG10_1X10, 10 },
> + { MEDIA_BUS_FMT_SGRBG10_1X10, 10 },
> + { MEDIA_BUS_FMT_SRGGB10_1X10, 10 },
> + { MEDIA_BUS_FMT_SBGGR10_2X8_PADHI_LE, 16 },
> + { MEDIA_BUS_FMT_SBGGR12_1X12, 12 },
> + { MEDIA_BUS_FMT_SGBRG12_1X12, 12 },
> + { MEDIA_BUS_FMT_SGRBG12_1X12, 12 },
> + { MEDIA_BUS_FMT_SRGGB12_1X12, 12 },
> + { MEDIA_BUS_FMT_SBGGR14_1X14, 14 },
> + { MEDIA_BUS_FMT_SGBRG14_1X14, 14 },
> + { MEDIA_BUS_FMT_SGRBG14_1X14, 14 },
> + { MEDIA_BUS_FMT_SRGGB14_1X14, 14 },
> + { MEDIA_BUS_FMT_Y10_1X10, 10 },
> + { MEDIA_BUS_FMT_Y10_2X8_PADHI_LE, 16 },
> +};
> +
> /*
> * vfe_get_bpp - map media bus format to bits per pixel
> * @formats: supported media bus formats array
> @@ -192,7 +218,8 @@ static u32 vfe_src_pad_code(struct vfe_line *line, u32 sink_code,
> return sink_code;
> }
> else if (vfe->camss->version == CAMSS_8x96 ||
> - vfe->camss->version == CAMSS_660)
> + vfe->camss->version == CAMSS_660 ||
> + vfe->camss->version == CAMSS_845)
> switch (sink_code) {
> case MEDIA_BUS_FMT_YUYV8_2X8:
> {
> @@ -256,13 +283,7 @@ static u32 vfe_src_pad_code(struct vfe_line *line, u32 sink_code,
> return 0;
> }
>
> -/*
> - * vfe_reset - Trigger reset on VFE module and wait to complete
> - * @vfe: VFE device
> - *
> - * Return 0 on success or a negative error code otherwise
> - */
> -static int vfe_reset(struct vfe_device *vfe)
> +int vfe_reset(struct vfe_device *vfe)
> {
> unsigned long time;
>
> @@ -429,7 +450,8 @@ static int vfe_set_clock_rates(struct vfe_device *vfe)
> struct camss_clock *clock = &vfe->clock[i];
>
> if (!strcmp(clock->name, "vfe0") ||
> - !strcmp(clock->name, "vfe1")) {
> + !strcmp(clock->name, "vfe1") ||
> + !strcmp(clock->name, "vfe_lite")) {
> u64 min_rate = 0;
> long rate;
>
> @@ -1268,6 +1290,10 @@ int msm_vfe_subdev_init(struct camss *camss, struct vfe_device *vfe,
> case CAMSS_660:
> vfe->ops = &vfe_ops_4_8;
> break;
> +
> + case CAMSS_845:
> + vfe->ops = &vfe_ops_170;
> + break;
> default:
> return -EINVAL;
> }
> @@ -1379,6 +1405,9 @@ int msm_vfe_subdev_init(struct camss *camss, struct vfe_device *vfe,
> l->formats = formats_rdi_8x96;
> l->nformats = ARRAY_SIZE(formats_rdi_8x96);
> }
> + } else if (camss->version == CAMSS_845) {
> + l->formats = formats_rdi_845;
> + l->nformats = ARRAY_SIZE(formats_rdi_845);
> } else {
> return -EINVAL;
> }
> diff --git a/drivers/media/platform/qcom/camss/camss-vfe.h b/drivers/media/platform/qcom/camss/camss-vfe.h
> index aad5dc74c2c0..29b3d930ffc6 100644
> --- a/drivers/media/platform/qcom/camss/camss-vfe.h
> +++ b/drivers/media/platform/qcom/camss/camss-vfe.h
> @@ -19,7 +19,6 @@
> #include "camss-video.h"
> #include "camss-vfe-gen1.h"
>
> -
> #define MSM_VFE_PAD_SINK 0
> #define MSM_VFE_PAD_SRC 1
> #define MSM_VFE_PADS_NUM 2
> @@ -38,14 +37,14 @@
> #define to_vfe(ptr_line) \
> container_of(vfe_line_array(ptr_line), struct vfe_device, line)
>
> -
> enum vfe_output_state {
> VFE_OUTPUT_OFF,
> VFE_OUTPUT_RESERVED,
> VFE_OUTPUT_SINGLE,
> VFE_OUTPUT_CONTINUOUS,
> VFE_OUTPUT_IDLE,
> - VFE_OUTPUT_STOPPING
> + VFE_OUTPUT_STOPPING,
> + VFE_OUTPUT_ON,
> };
>
> enum vfe_line_id {
> @@ -53,6 +52,7 @@ enum vfe_line_id {
> VFE_LINE_RDI0 = 0,
> VFE_LINE_RDI1 = 1,
> VFE_LINE_RDI2 = 2,
> + VFE_LINE_NUM_GEN2 = 3,
> VFE_LINE_PIX = 3,
> VFE_LINE_NUM_GEN1 = 4,
> VFE_LINE_NUM_MAX = 4
> @@ -73,6 +73,9 @@ struct vfe_output {
> int active_buf;
> int wait_sof;
> } gen1;
> + struct {
> + int active_num;
> + } gen2;
> };
> enum vfe_output_state state;
> unsigned int sequence;
> @@ -171,14 +174,6 @@ void vfe_buf_add_pending(struct vfe_output *output, struct camss_buffer *buffer)
>
> struct camss_buffer *vfe_buf_get_pending(struct vfe_output *output);
>
> -/*
> - * vfe_disable - Disable streaming on VFE line
> - * @line: VFE line
> - *
> - * Return 0 on success or a negative error code otherwise
> - */
> -int vfe_disable(struct vfe_line *line);
> -
> int vfe_flush_buffers(struct camss_video *vid, enum vb2_buffer_state state);
>
> /*
> @@ -193,8 +188,17 @@ int vfe_put_output(struct vfe_line *line);
> int vfe_release_wm(struct vfe_device *vfe, u8 wm);
> int vfe_reserve_wm(struct vfe_device *vfe, enum vfe_line_id line_id);
>
> +/*
> + * vfe_reset - Trigger reset on VFE module and wait to complete
> + * @vfe: VFE device
> + *
> + * Return 0 on success or a negative error code otherwise
> + */
> +int vfe_reset(struct vfe_device *vfe);
> +
> extern const struct vfe_hw_ops vfe_ops_4_1;
> extern const struct vfe_hw_ops vfe_ops_4_7;
> extern const struct vfe_hw_ops vfe_ops_4_8;
> +extern const struct vfe_hw_ops vfe_ops_170;
>
> #endif /* QC_MSM_CAMSS_VFE_H */
> diff --git a/drivers/media/platform/qcom/camss/camss-video.c b/drivers/media/platform/qcom/camss/camss-video.c
> index 97cea7c4d769..f282275af626 100644
> --- a/drivers/media/platform/qcom/camss/camss-video.c
> +++ b/drivers/media/platform/qcom/camss/camss-video.c
> @@ -133,6 +133,55 @@ static const struct camss_format_info formats_rdi_8x96[] = {
> { { 1, 1 } }, { { 1, 1 } }, { 16 } },
> };
>
> +static const struct camss_format_info formats_rdi_845[] = {
> + { MEDIA_BUS_FMT_UYVY8_2X8, V4L2_PIX_FMT_UYVY, 1,
> + { { 1, 1 } }, { { 1, 1 } }, { 16 } },
> + { MEDIA_BUS_FMT_VYUY8_2X8, V4L2_PIX_FMT_VYUY, 1,
> + { { 1, 1 } }, { { 1, 1 } }, { 16 } },
> + { MEDIA_BUS_FMT_YUYV8_2X8, V4L2_PIX_FMT_YUYV, 1,
> + { { 1, 1 } }, { { 1, 1 } }, { 16 } },
> + { MEDIA_BUS_FMT_YVYU8_2X8, V4L2_PIX_FMT_YVYU, 1,
> + { { 1, 1 } }, { { 1, 1 } }, { 16 } },
> + { MEDIA_BUS_FMT_SBGGR8_1X8, V4L2_PIX_FMT_SBGGR8, 1,
> + { { 1, 1 } }, { { 1, 1 } }, { 8 } },
> + { MEDIA_BUS_FMT_SGBRG8_1X8, V4L2_PIX_FMT_SGBRG8, 1,
> + { { 1, 1 } }, { { 1, 1 } }, { 8 } },
> + { MEDIA_BUS_FMT_SGRBG8_1X8, V4L2_PIX_FMT_SGRBG8, 1,
> + { { 1, 1 } }, { { 1, 1 } }, { 8 } },
> + { MEDIA_BUS_FMT_SRGGB8_1X8, V4L2_PIX_FMT_SRGGB8, 1,
> + { { 1, 1 } }, { { 1, 1 } }, { 8 } },
> + { MEDIA_BUS_FMT_SBGGR10_1X10, V4L2_PIX_FMT_SBGGR10P, 1,
> + { { 1, 1 } }, { { 1, 1 } }, { 10 } },
> + { MEDIA_BUS_FMT_SGBRG10_1X10, V4L2_PIX_FMT_SGBRG10P, 1,
> + { { 1, 1 } }, { { 1, 1 } }, { 10 } },
> + { MEDIA_BUS_FMT_SGRBG10_1X10, V4L2_PIX_FMT_SGRBG10P, 1,
> + { { 1, 1 } }, { { 1, 1 } }, { 10 } },
> + { MEDIA_BUS_FMT_SRGGB10_1X10, V4L2_PIX_FMT_SRGGB10P, 1,
> + { { 1, 1 } }, { { 1, 1 } }, { 10 } },
> + { MEDIA_BUS_FMT_SBGGR10_2X8_PADHI_LE, V4L2_PIX_FMT_SBGGR10, 1,
> + { { 1, 1 } }, { { 1, 1 } }, { 16 } },
> + { MEDIA_BUS_FMT_SBGGR12_1X12, V4L2_PIX_FMT_SBGGR12P, 1,
> + { { 1, 1 } }, { { 1, 1 } }, { 12 } },
> + { MEDIA_BUS_FMT_SGBRG12_1X12, V4L2_PIX_FMT_SGBRG12P, 1,
> + { { 1, 1 } }, { { 1, 1 } }, { 12 } },
> + { MEDIA_BUS_FMT_SGRBG12_1X12, V4L2_PIX_FMT_SGRBG12P, 1,
> + { { 1, 1 } }, { { 1, 1 } }, { 12 } },
> + { MEDIA_BUS_FMT_SRGGB12_1X12, V4L2_PIX_FMT_SRGGB12P, 1,
> + { { 1, 1 } }, { { 1, 1 } }, { 12 } },
> + { MEDIA_BUS_FMT_SBGGR14_1X14, V4L2_PIX_FMT_SBGGR14P, 1,
> + { { 1, 1 } }, { { 1, 1 } }, { 14 } },
> + { MEDIA_BUS_FMT_SGBRG14_1X14, V4L2_PIX_FMT_SGBRG14P, 1,
> + { { 1, 1 } }, { { 1, 1 } }, { 14 } },
> + { MEDIA_BUS_FMT_SGRBG14_1X14, V4L2_PIX_FMT_SGRBG14P, 1,
> + { { 1, 1 } }, { { 1, 1 } }, { 14 } },
> + { MEDIA_BUS_FMT_SRGGB14_1X14, V4L2_PIX_FMT_SRGGB14P, 1,
> + { { 1, 1 } }, { { 1, 1 } }, { 14 } },
> + { MEDIA_BUS_FMT_Y10_1X10, V4L2_PIX_FMT_Y10P, 1,
> + { { 1, 1 } }, { { 1, 1 } }, { 10 } },
> + { MEDIA_BUS_FMT_Y10_2X8_PADHI_LE, V4L2_PIX_FMT_Y10, 1,
> + { { 1, 1 } }, { { 1, 1 } }, { 16 } },
> +};
> +
> static const struct camss_format_info formats_pix_8x16[] = {
> { MEDIA_BUS_FMT_YUYV8_1_5X8, V4L2_PIX_FMT_NV12, 1,
> { { 1, 1 } }, { { 2, 3 } }, { 8 } },
> @@ -960,6 +1009,9 @@ int msm_video_register(struct camss_video *video, struct v4l2_device *v4l2_dev,
> video->formats = formats_rdi_8x96;
> video->nformats = ARRAY_SIZE(formats_rdi_8x96);
> }
> + } else if (video->camss->version == CAMSS_845) {
> + video->formats = formats_rdi_845;
> + video->nformats = ARRAY_SIZE(formats_rdi_845);
> } else {
> ret = -EINVAL;
> goto error_video_register;
> diff --git a/drivers/media/platform/qcom/camss/camss.c b/drivers/media/platform/qcom/camss/camss.c
> index 6c6f1e59ccd8..0e006def1996 100644
> --- a/drivers/media/platform/qcom/camss/camss.c
> +++ b/drivers/media/platform/qcom/camss/camss.c
> @@ -465,6 +465,67 @@ static const struct resources vfe_res_660[] = {
> }
> };
>
> +static const struct resources vfe_res_845[] = {
> + /* VFE0 */
> + {
> + .regulator = { NULL },
> + .clock = { "camnoc_axi", "cpas_ahb", "slow_ahb_src",
> + "soc_ahb", "vfe0", "vfe0_axi",
> + "vfe0_src", "csi0",
> + "csi0_src"},
> + .clock_rate = { { 0 },
> + { 0 },
> + { 80000000 },
> + { 0 },
> + { 19200000, 100000000, 320000000, 404000000, 480000000, 600000000 },
> + { 0 },
> + { 320000000 },
> + { 19200000, 75000000, 384000000, 538666667 },
> + { 384000000 } },
> + .reg = { "vfe0" },
> + .interrupt = { "vfe0" }
> + },
> +
> + /* VFE1 */
> + {
> + .regulator = { NULL },
> + .clock = { "camnoc_axi", "cpas_ahb", "slow_ahb_src",
> + "soc_ahb", "vfe1", "vfe1_axi",
> + "vfe1_src", "csi1",
> + "csi1_src"},
> + .clock_rate = { { 0 },
> + { 0 },
> + { 80000000 },
> + { 0 },
> + { 19200000, 100000000, 320000000, 404000000, 480000000, 600000000 },
> + { 0 },
> + { 320000000 },
> + { 19200000, 75000000, 384000000, 538666667 },
> + { 384000000 } },
> + .reg = { "vfe1" },
> + .interrupt = { "vfe1" }
> + },
> +
> + /* VFE-lite */
> + {
> + .regulator = { NULL },
> + .clock = { "camnoc_axi", "cpas_ahb", "slow_ahb_src",
> + "soc_ahb", "vfe_lite",
> + "vfe_lite_src", "csi2",
> + "csi2_src"},
> + .clock_rate = { { 0 },
> + { 0 },
> + { 80000000 },
> + { 0 },
> + { 19200000, 100000000, 320000000, 404000000, 480000000, 600000000 },
> + { 320000000 },
> + { 19200000, 75000000, 384000000, 538666667 },
> + { 384000000 } },
> + .reg = { "vfe_lite" },
> + .interrupt = { "vfe_lite" }
> + }
> +};
> +
> /*
> * camss_add_clock_margin - Add margin to clock frequency rate
> * @rate: Clock frequency rate
>
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