[PATCH RESEND v9 17/18] media: platform: Rename existing functions/defines/variables

From: Xia Jiang
Date: Thu Jun 04 2020 - 05:09:11 EST

Rename existing funcitons/defines/variables with a _dec prefix and
without dec_ prefix to prepare for the addition of the jpeg encoder
feature.

Signed-off-by: Xia Jiang <xia.jiang@xxxxxxxxxxxx>
---
v9: new patch
---
.../media/platform/mtk-jpeg/mtk_jpeg_core.c | 200 +++++++++---------
.../media/platform/mtk-jpeg/mtk_jpeg_core.h | 8 +-
.../media/platform/mtk-jpeg/mtk_jpeg_dec_hw.h | 7 +-
3 files changed, 109 insertions(+), 106 deletions(-)

diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
index e0e522a502e1..29b8b82c606c 100644
--- a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
+++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
@@ -27,7 +27,7 @@
#include "mtk_jpeg_core.h"
#include "mtk_jpeg_dec_parse.h"

-static struct mtk_jpeg_fmt mtk_jpeg_formats[] = {
+static struct mtk_jpeg_fmt mtk_jpeg_dec_formats[] = {
{
.fourcc = V4L2_PIX_FMT_JPEG,
.colplanes = 1,
@@ -53,7 +53,7 @@ static struct mtk_jpeg_fmt mtk_jpeg_formats[] = {
},
};

-#define MTK_JPEG_NUM_FORMATS ARRAY_SIZE(mtk_jpeg_formats)
+#define MTK_JPEG_DEC_NUM_FORMATS ARRAY_SIZE(mtk_jpeg_dec_formats)

struct mtk_jpeg_src_buf {
struct vb2_v4l2_buffer b;
@@ -75,12 +75,12 @@ static inline struct mtk_jpeg_src_buf *mtk_jpeg_vb2_to_srcbuf(
return container_of(to_vb2_v4l2_buffer(vb), struct mtk_jpeg_src_buf, b);
}

-static int mtk_jpeg_querycap(struct file *file, void *priv,
- struct v4l2_capability *cap)
+static int mtk_jpeg_dec_querycap(struct file *file, void *priv,
+ struct v4l2_capability *cap)
{
struct mtk_jpeg_dev *jpeg = video_drvdata(file);

- strscpy(cap->driver, MTK_JPEG_NAME " decoder", sizeof(cap->driver));
+ strscpy(cap->driver, MTK_JPEG_NAME, sizeof(cap->driver));
strscpy(cap->card, MTK_JPEG_NAME " decoder", sizeof(cap->card));
snprintf(cap->bus_info, sizeof(cap->bus_info), "platform:%s",
dev_name(jpeg->dev));
@@ -109,22 +109,23 @@ static int mtk_jpeg_enum_fmt(struct mtk_jpeg_fmt *mtk_jpeg_formats, int n,
return 0;
}

-static int mtk_jpeg_enum_fmt_vid_cap(struct file *file, void *priv,
- struct v4l2_fmtdesc *f)
+static int mtk_jpeg_dec_enum_fmt_vid_cap(struct file *file, void *priv,
+ struct v4l2_fmtdesc *f)
{
- return mtk_jpeg_enum_fmt(mtk_jpeg_formats, MTK_JPEG_NUM_FORMATS, f,
+ return mtk_jpeg_enum_fmt(mtk_jpeg_dec_formats,
+ MTK_JPEG_DEC_NUM_FORMATS, f,
MTK_JPEG_FMT_FLAG_DEC_CAPTURE);
}

-static int mtk_jpeg_enum_fmt_vid_out(struct file *file, void *priv,
- struct v4l2_fmtdesc *f)
+static int mtk_jpeg_dec_enum_fmt_vid_out(struct file *file, void *priv,
+ struct v4l2_fmtdesc *f)
{
- return mtk_jpeg_enum_fmt(mtk_jpeg_formats, MTK_JPEG_NUM_FORMATS, f,
- MTK_JPEG_FMT_FLAG_DEC_OUTPUT);
+ return mtk_jpeg_enum_fmt(mtk_jpeg_dec_formats, MTK_JPEG_DEC_NUM_FORMATS,
+ f, MTK_JPEG_FMT_FLAG_DEC_OUTPUT);
}

-static struct mtk_jpeg_q_data *mtk_jpeg_get_q_data(struct mtk_jpeg_ctx *ctx,
- enum v4l2_buf_type type)
+static struct mtk_jpeg_q_data *
+mtk_jpeg_get_q_data(struct mtk_jpeg_ctx *ctx, enum v4l2_buf_type type)
{
if (V4L2_TYPE_IS_OUTPUT(type))
return &ctx->out_q;
@@ -141,8 +142,8 @@ static struct mtk_jpeg_fmt *mtk_jpeg_find_format(struct mtk_jpeg_ctx *ctx,
MTK_JPEG_FMT_FLAG_DEC_OUTPUT :
MTK_JPEG_FMT_FLAG_DEC_CAPTURE;

- for (k = 0; k < MTK_JPEG_NUM_FORMATS; k++) {
- struct mtk_jpeg_fmt *fmt = &mtk_jpeg_formats[k];
+ for (k = 0; k < MTK_JPEG_DEC_NUM_FORMATS; k++) {
+ struct mtk_jpeg_fmt *fmt = &mtk_jpeg_dec_formats[k];

if (fmt->fourcc == pixelformat && fmt->flags & fmt_flag)
return fmt;
@@ -270,8 +271,8 @@ static int mtk_jpeg_g_fmt_vid_mplane(struct file *file, void *priv,
return 0;
}

-static int mtk_jpeg_try_fmt_vid_cap_mplane(struct file *file, void *priv,
- struct v4l2_format *f)
+static int mtk_jpeg_dec_try_fmt_vid_cap_mplane(struct file *file, void *priv,
+ struct v4l2_format *f)
{
struct mtk_jpeg_ctx *ctx = mtk_jpeg_fh_to_ctx(priv);
struct mtk_jpeg_fmt *fmt;
@@ -291,8 +292,8 @@ static int mtk_jpeg_try_fmt_vid_cap_mplane(struct file *file, void *priv,
return mtk_jpeg_try_fmt_mplane(f, fmt, ctx, MTK_JPEG_FMT_TYPE_CAPTURE);
}

-static int mtk_jpeg_try_fmt_vid_out_mplane(struct file *file, void *priv,
- struct v4l2_format *f)
+static int mtk_jpeg_dec_try_fmt_vid_out_mplane(struct file *file, void *priv,
+ struct v4l2_format *f)
{
struct mtk_jpeg_ctx *ctx = mtk_jpeg_fh_to_ctx(priv);
struct mtk_jpeg_fmt *fmt;
@@ -364,24 +365,24 @@ static int mtk_jpeg_s_fmt_mplane(struct mtk_jpeg_ctx *ctx,
return 0;
}

-static int mtk_jpeg_s_fmt_vid_out_mplane(struct file *file, void *priv,
- struct v4l2_format *f)
+static int mtk_jpeg_dec_s_fmt_vid_out_mplane(struct file *file, void *priv,
+ struct v4l2_format *f)
{
int ret;

- ret = mtk_jpeg_try_fmt_vid_out_mplane(file, priv, f);
+ ret = mtk_jpeg_dec_try_fmt_vid_out_mplane(file, priv, f);
if (ret)
return ret;

return mtk_jpeg_s_fmt_mplane(mtk_jpeg_fh_to_ctx(priv), f);
}

-static int mtk_jpeg_s_fmt_vid_cap_mplane(struct file *file, void *priv,
- struct v4l2_format *f)
+static int mtk_jpeg_dec_s_fmt_vid_cap_mplane(struct file *file, void *priv,
+ struct v4l2_format *f)
{
int ret;

- ret = mtk_jpeg_try_fmt_vid_cap_mplane(file, priv, f);
+ ret = mtk_jpeg_dec_try_fmt_vid_cap_mplane(file, priv, f);
if (ret)
return ret;

@@ -410,8 +411,8 @@ static int mtk_jpeg_subscribe_event(struct v4l2_fh *fh,
return v4l2_ctrl_subscribe_event(fh, sub);
}

-static int mtk_jpeg_g_selection(struct file *file, void *priv,
- struct v4l2_selection *s)
+static int mtk_jpeg_dec_g_selection(struct file *file, void *priv,
+ struct v4l2_selection *s)
{
struct mtk_jpeg_ctx *ctx = mtk_jpeg_fh_to_ctx(priv);

@@ -439,8 +440,8 @@ static int mtk_jpeg_g_selection(struct file *file, void *priv,
return 0;
}

-static int mtk_jpeg_s_selection(struct file *file, void *priv,
- struct v4l2_selection *s)
+static int mtk_jpeg_dec_s_selection(struct file *file, void *priv,
+ struct v4l2_selection *s)
{
struct mtk_jpeg_ctx *ctx = mtk_jpeg_fh_to_ctx(priv);

@@ -483,20 +484,20 @@ static int mtk_jpeg_qbuf(struct file *file, void *priv, struct v4l2_buffer *buf)
return v4l2_m2m_qbuf(file, fh->m2m_ctx, buf);
}

-static const struct v4l2_ioctl_ops mtk_jpeg_ioctl_ops = {
- .vidioc_querycap = mtk_jpeg_querycap,
- .vidioc_enum_fmt_vid_cap = mtk_jpeg_enum_fmt_vid_cap,
- .vidioc_enum_fmt_vid_out = mtk_jpeg_enum_fmt_vid_out,
- .vidioc_try_fmt_vid_cap_mplane = mtk_jpeg_try_fmt_vid_cap_mplane,
- .vidioc_try_fmt_vid_out_mplane = mtk_jpeg_try_fmt_vid_out_mplane,
+static const struct v4l2_ioctl_ops mtk_jpeg_dec_ioctl_ops = {
+ .vidioc_querycap = mtk_jpeg_dec_querycap,
+ .vidioc_enum_fmt_vid_cap = mtk_jpeg_dec_enum_fmt_vid_cap,
+ .vidioc_enum_fmt_vid_out = mtk_jpeg_dec_enum_fmt_vid_out,
+ .vidioc_try_fmt_vid_cap_mplane = mtk_jpeg_dec_try_fmt_vid_cap_mplane,
+ .vidioc_try_fmt_vid_out_mplane = mtk_jpeg_dec_try_fmt_vid_out_mplane,
.vidioc_g_fmt_vid_cap_mplane = mtk_jpeg_g_fmt_vid_mplane,
.vidioc_g_fmt_vid_out_mplane = mtk_jpeg_g_fmt_vid_mplane,
- .vidioc_s_fmt_vid_cap_mplane = mtk_jpeg_s_fmt_vid_cap_mplane,
- .vidioc_s_fmt_vid_out_mplane = mtk_jpeg_s_fmt_vid_out_mplane,
+ .vidioc_s_fmt_vid_cap_mplane = mtk_jpeg_dec_s_fmt_vid_cap_mplane,
+ .vidioc_s_fmt_vid_out_mplane = mtk_jpeg_dec_s_fmt_vid_out_mplane,
.vidioc_qbuf = mtk_jpeg_qbuf,
.vidioc_subscribe_event = mtk_jpeg_subscribe_event,
- .vidioc_g_selection = mtk_jpeg_g_selection,
- .vidioc_s_selection = mtk_jpeg_s_selection,
+ .vidioc_g_selection = mtk_jpeg_dec_g_selection,
+ .vidioc_s_selection = mtk_jpeg_dec_s_selection,

.vidioc_create_bufs = v4l2_m2m_ioctl_create_bufs,
.vidioc_prepare_buf = v4l2_m2m_ioctl_prepare_buf,
@@ -615,7 +616,7 @@ static void mtk_jpeg_set_queue_data(struct mtk_jpeg_ctx *ctx,
param->dec_w, param->dec_h);
}

-static void mtk_jpeg_buf_queue(struct vb2_buffer *vb)
+static void mtk_jpeg_dec_buf_queue(struct vb2_buffer *vb)
{
struct mtk_jpeg_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue);
struct mtk_jpeg_dec_param *param;
@@ -663,7 +664,7 @@ static struct vb2_v4l2_buffer *mtk_jpeg_buf_remove(struct mtk_jpeg_ctx *ctx,
return v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx);
}

-static void mtk_jpeg_stop_streaming(struct vb2_queue *q)
+static void mtk_jpeg_dec_stop_streaming(struct vb2_queue *q)
{
struct mtk_jpeg_ctx *ctx = vb2_get_drv_priv(q);
struct vb2_v4l2_buffer *vb;
@@ -689,13 +690,13 @@ static void mtk_jpeg_stop_streaming(struct vb2_queue *q)
v4l2_m2m_buf_done(vb, VB2_BUF_STATE_ERROR);
}

-static const struct vb2_ops mtk_jpeg_qops = {
+static const struct vb2_ops mtk_jpeg_dec_qops = {
.queue_setup = mtk_jpeg_queue_setup,
.buf_prepare = mtk_jpeg_buf_prepare,
- .buf_queue = mtk_jpeg_buf_queue,
+ .buf_queue = mtk_jpeg_dec_buf_queue,
.wait_prepare = vb2_ops_wait_prepare,
.wait_finish = vb2_ops_wait_finish,
- .stop_streaming = mtk_jpeg_stop_streaming,
+ .stop_streaming = mtk_jpeg_dec_stop_streaming,
};

static void mtk_jpeg_set_dec_src(struct mtk_jpeg_ctx *ctx,
@@ -735,7 +736,7 @@ static int mtk_jpeg_set_dec_dst(struct mtk_jpeg_ctx *ctx,
return 0;
}

-static void mtk_jpeg_device_run(void *priv)
+static void mtk_jpeg_dec_device_run(void *priv)
{
struct mtk_jpeg_ctx *ctx = priv;
struct mtk_jpeg_dev *jpeg = ctx->jpeg;
@@ -763,15 +764,16 @@ static void mtk_jpeg_device_run(void *priv)
goto dec_end;

mtk_jpeg_set_dec_src(ctx, &src_buf->vb2_buf, &bs);
- if (mtk_jpeg_set_dec_dst(ctx, &jpeg_src_buf->dec_param, &dst_buf->vb2_buf, &fb))
+ if (mtk_jpeg_set_dec_dst(ctx, &jpeg_src_buf->dec_param,
+ &dst_buf->vb2_buf, &fb))
goto dec_end;

spin_lock_irqsave(&jpeg->hw_lock, flags);
- mtk_jpeg_dec_reset(jpeg->dec_reg_base);
- mtk_jpeg_dec_set_config(jpeg->dec_reg_base,
+ mtk_jpeg_dec_reset(jpeg->reg_base);
+ mtk_jpeg_dec_set_config(jpeg->reg_base,
&jpeg_src_buf->dec_param, &bs, &fb);

- mtk_jpeg_dec_start(jpeg->dec_reg_base);
+ mtk_jpeg_dec_start(jpeg->reg_base);
spin_unlock_irqrestore(&jpeg->hw_lock, flags);
return;

@@ -783,20 +785,20 @@ static void mtk_jpeg_device_run(void *priv)
v4l2_m2m_job_finish(jpeg->m2m_dev, ctx->fh.m2m_ctx);
}

-static int mtk_jpeg_job_ready(void *priv)
+static int mtk_jpeg_dec_job_ready(void *priv)
{
struct mtk_jpeg_ctx *ctx = priv;

return (ctx->state == MTK_JPEG_RUNNING) ? 1 : 0;
}

-static const struct v4l2_m2m_ops mtk_jpeg_m2m_ops = {
- .device_run = mtk_jpeg_device_run,
- .job_ready = mtk_jpeg_job_ready,
+static const struct v4l2_m2m_ops mtk_jpeg_dec_m2m_ops = {
+ .device_run = mtk_jpeg_dec_device_run,
+ .job_ready = mtk_jpeg_dec_job_ready,
};

-static int mtk_jpeg_queue_init(void *priv, struct vb2_queue *src_vq,
- struct vb2_queue *dst_vq)
+static int mtk_jpeg_dec_queue_init(void *priv, struct vb2_queue *src_vq,
+ struct vb2_queue *dst_vq)
{
struct mtk_jpeg_ctx *ctx = priv;
int ret;
@@ -805,7 +807,7 @@ static int mtk_jpeg_queue_init(void *priv, struct vb2_queue *src_vq,
src_vq->io_modes = VB2_DMABUF | VB2_MMAP;
src_vq->drv_priv = ctx;
src_vq->buf_struct_size = sizeof(struct mtk_jpeg_src_buf);
- src_vq->ops = &mtk_jpeg_qops;
+ src_vq->ops = &mtk_jpeg_dec_qops;
src_vq->mem_ops = &vb2_dma_contig_memops;
src_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
src_vq->lock = &ctx->jpeg->lock;
@@ -818,7 +820,7 @@ static int mtk_jpeg_queue_init(void *priv, struct vb2_queue *src_vq,
dst_vq->io_modes = VB2_DMABUF | VB2_MMAP;
dst_vq->drv_priv = ctx;
dst_vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer);
- dst_vq->ops = &mtk_jpeg_qops;
+ dst_vq->ops = &mtk_jpeg_dec_qops;
dst_vq->mem_ops = &vb2_dma_contig_memops;
dst_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
dst_vq->lock = &ctx->jpeg->lock;
@@ -857,7 +859,7 @@ static irqreturn_t mtk_jpeg_dec_irq(int irq, void *priv)
u32 dec_ret;
int i;

- dec_ret = mtk_jpeg_dec_get_int_status(jpeg->dec_reg_base);
+ dec_ret = mtk_jpeg_dec_get_int_status(jpeg->reg_base);
dec_irq_ret = mtk_jpeg_dec_enum_result(dec_ret);
ctx = v4l2_m2m_get_curr_priv(jpeg->m2m_dev);
if (!ctx) {
@@ -870,7 +872,7 @@ static irqreturn_t mtk_jpeg_dec_irq(int irq, void *priv)
jpeg_src_buf = mtk_jpeg_vb2_to_srcbuf(&src_buf->vb2_buf);

if (dec_irq_ret >= MTK_JPEG_DEC_RESULT_UNDERFLOW)
- mtk_jpeg_dec_reset(jpeg->dec_reg_base);
+ mtk_jpeg_dec_reset(jpeg->reg_base);

if (dec_irq_ret != MTK_JPEG_DEC_RESULT_EOF_DONE) {
dev_err(jpeg->dev, "decode failed\n");
@@ -891,7 +893,7 @@ static irqreturn_t mtk_jpeg_dec_irq(int irq, void *priv)
return IRQ_HANDLED;
}

-static void mtk_jpeg_set_default_params(struct mtk_jpeg_ctx *ctx)
+static void mtk_jpeg_set_dec_default_params(struct mtk_jpeg_ctx *ctx)
{
struct mtk_jpeg_q_data *q = &ctx->out_q;
int i;
@@ -923,7 +925,7 @@ static void mtk_jpeg_set_default_params(struct mtk_jpeg_ctx *ctx)
}
}

-static int mtk_jpeg_open(struct file *file)
+static int mtk_jpeg_dec_open(struct file *file)
{
struct mtk_jpeg_dev *jpeg = video_drvdata(file);
struct video_device *vfd = video_devdata(file);
@@ -945,13 +947,13 @@ static int mtk_jpeg_open(struct file *file)

ctx->jpeg = jpeg;
ctx->fh.m2m_ctx = v4l2_m2m_ctx_init(jpeg->m2m_dev, ctx,
- mtk_jpeg_queue_init);
+ mtk_jpeg_dec_queue_init);
if (IS_ERR(ctx->fh.m2m_ctx)) {
ret = PTR_ERR(ctx->fh.m2m_ctx);
goto error;
}

- mtk_jpeg_set_default_params(ctx);
+ mtk_jpeg_set_dec_default_params(ctx);
mutex_unlock(&jpeg->lock);
return 0;

@@ -978,9 +980,9 @@ static int mtk_jpeg_release(struct file *file)
return 0;
}

-static const struct v4l2_file_operations mtk_jpeg_fops = {
+static const struct v4l2_file_operations mtk_jpeg_dec_fops = {
.owner = THIS_MODULE,
- .open = mtk_jpeg_open,
+ .open = mtk_jpeg_dec_open,
.release = mtk_jpeg_release,
.poll = v4l2_m2m_fop_poll,
.unlocked_ioctl = video_ioctl2,
@@ -1016,7 +1018,7 @@ static int mtk_jpeg_probe(struct platform_device *pdev)
{
struct mtk_jpeg_dev *jpeg;
struct resource *res;
- int dec_irq;
+ int jpeg_irq;
int ret;

jpeg = devm_kzalloc(&pdev->dev, sizeof(*jpeg), GFP_KERNEL);
@@ -1028,23 +1030,23 @@ static int mtk_jpeg_probe(struct platform_device *pdev)
jpeg->dev = &pdev->dev;

res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- jpeg->dec_reg_base = devm_ioremap_resource(&pdev->dev, res);
- if (IS_ERR(jpeg->dec_reg_base)) {
- ret = PTR_ERR(jpeg->dec_reg_base);
+ jpeg->reg_base = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(jpeg->reg_base)) {
+ ret = PTR_ERR(jpeg->reg_base);
return ret;
}

- dec_irq = platform_get_irq(pdev, 0);
- if (dec_irq < 0) {
- dev_err(&pdev->dev, "Failed to get dec_irq %d.\n", dec_irq);
- return dec_irq;
+ jpeg_irq = platform_get_irq(pdev, 0);
+ if (jpeg_irq < 0) {
+ dev_err(&pdev->dev, "Failed to get jpeg_irq %d.\n", jpeg_irq);
+ return jpeg_irq;
}

- ret = devm_request_irq(&pdev->dev, dec_irq, mtk_jpeg_dec_irq, 0,
+ ret = devm_request_irq(&pdev->dev, jpeg_irq, mtk_jpeg_dec_irq, 0,
pdev->name, jpeg);
if (ret) {
- dev_err(&pdev->dev, "Failed to request dec_irq %d (%d)\n",
- dec_irq, ret);
+ dev_err(&pdev->dev, "Failed to request jpeg_irq %d (%d)\n",
+ jpeg_irq, ret);
goto err_req_irq;
}

@@ -1061,40 +1063,40 @@ static int mtk_jpeg_probe(struct platform_device *pdev)
goto err_dev_register;
}

- jpeg->m2m_dev = v4l2_m2m_init(&mtk_jpeg_m2m_ops);
+ jpeg->m2m_dev = v4l2_m2m_init(&mtk_jpeg_dec_m2m_ops);
if (IS_ERR(jpeg->m2m_dev)) {
v4l2_err(&jpeg->v4l2_dev, "Failed to init mem2mem device\n");
ret = PTR_ERR(jpeg->m2m_dev);
goto err_m2m_init;
}

- jpeg->dec_vdev = video_device_alloc();
- if (!jpeg->dec_vdev) {
+ jpeg->vdev = video_device_alloc();
+ if (!jpeg->vdev) {
ret = -ENOMEM;
- goto err_dec_vdev_alloc;
+ goto err_vfd_jpeg_alloc;
}
- snprintf(jpeg->dec_vdev->name, sizeof(jpeg->dec_vdev->name),
+ snprintf(jpeg->vdev->name, sizeof(jpeg->vdev->name),
"%s-dec", MTK_JPEG_NAME);
- jpeg->dec_vdev->fops = &mtk_jpeg_fops;
- jpeg->dec_vdev->ioctl_ops = &mtk_jpeg_ioctl_ops;
- jpeg->dec_vdev->minor = -1;
- jpeg->dec_vdev->release = video_device_release;
- jpeg->dec_vdev->lock = &jpeg->lock;
- jpeg->dec_vdev->v4l2_dev = &jpeg->v4l2_dev;
- jpeg->dec_vdev->vfl_dir = VFL_DIR_M2M;
- jpeg->dec_vdev->device_caps = V4L2_CAP_STREAMING |
+ jpeg->vdev->fops = &mtk_jpeg_dec_fops;
+ jpeg->vdev->ioctl_ops = &mtk_jpeg_dec_ioctl_ops;
+ jpeg->vdev->minor = -1;
+ jpeg->vdev->release = video_device_release;
+ jpeg->vdev->lock = &jpeg->lock;
+ jpeg->vdev->v4l2_dev = &jpeg->v4l2_dev;
+ jpeg->vdev->vfl_dir = VFL_DIR_M2M;
+ jpeg->vdev->device_caps = V4L2_CAP_STREAMING |
V4L2_CAP_VIDEO_M2M_MPLANE;

- ret = video_register_device(jpeg->dec_vdev, VFL_TYPE_VIDEO, -1);
+ ret = video_register_device(jpeg->vdev, VFL_TYPE_VIDEO, -1);
if (ret) {
v4l2_err(&jpeg->v4l2_dev, "Failed to register video device\n");
- goto err_dec_vdev_register;
+ goto err_vfd_jpeg_register;
}

- video_set_drvdata(jpeg->dec_vdev, jpeg);
+ video_set_drvdata(jpeg->vdev, jpeg);
v4l2_info(&jpeg->v4l2_dev,
"decoder device registered as /dev/video%d (%d,%d)\n",
- jpeg->dec_vdev->num, VIDEO_MAJOR, jpeg->dec_vdev->minor);
+ jpeg->vdev->num, VIDEO_MAJOR, jpeg->vdev->minor);

platform_set_drvdata(pdev, jpeg);

@@ -1102,10 +1104,10 @@ static int mtk_jpeg_probe(struct platform_device *pdev)

return 0;

-err_dec_vdev_register:
- video_device_release(jpeg->dec_vdev);
+err_vfd_jpeg_register:
+ video_device_release(jpeg->vdev);

-err_dec_vdev_alloc:
+err_vfd_jpeg_alloc:
v4l2_m2m_release(jpeg->m2m_dev);

err_m2m_init:
@@ -1125,8 +1127,8 @@ static int mtk_jpeg_remove(struct platform_device *pdev)
struct mtk_jpeg_dev *jpeg = platform_get_drvdata(pdev);

pm_runtime_disable(&pdev->dev);
- video_unregister_device(jpeg->dec_vdev);
- video_device_release(jpeg->dec_vdev);
+ video_unregister_device(jpeg->vdev);
+ video_device_release(jpeg->vdev);
v4l2_m2m_release(jpeg->m2m_dev);
v4l2_device_unregister(&jpeg->v4l2_dev);

diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h
index 5fcdf6950782..0b59e48495d5 100644
--- a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h
+++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h
@@ -51,8 +51,8 @@ enum mtk_jpeg_ctx_state {
* @v4l2_dev: v4l2 device for mem2mem mode
* @m2m_dev: v4l2 mem2mem device data
* @alloc_ctx: videobuf2 memory allocator's context
- * @dec_vdev: video device node for decoder mem2mem mode
- * @dec_reg_base: JPEG registers mapping
+ * @vdev: video device node for jpeg mem2mem mode
+ * @reg_base: JPEG registers mapping
* @clk_jdec: JPEG hw working clock
* @clk_jdec_smi: JPEG SMI bus clock
* @larb: SMI device
@@ -65,8 +65,8 @@ struct mtk_jpeg_dev {
struct v4l2_device v4l2_dev;
struct v4l2_m2m_dev *m2m_dev;
void *alloc_ctx;
- struct video_device *dec_vdev;
- void __iomem *dec_reg_base;
+ struct video_device *vdev;
+ void __iomem *reg_base;
struct clk *clk_jdec;
struct clk *clk_jdec_smi;
struct device *larb;
diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_hw.h b/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_hw.h
index 1cc37dbfc8e7..ce263db5f30a 100644
--- a/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_hw.h
+++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_hw.h
@@ -3,10 +3,11 @@
* Copyright (c) 2016 MediaTek Inc.
* Author: Ming Hsiu Tsai <minghsiu.tsai@xxxxxxxxxxxx>
* Rick Chang <rick.chang@xxxxxxxxxxxx>
+ * Xia Jiang <xia.jiang@xxxxxxxxxxxx>
*/

-#ifndef _MTK_JPEG_HW_H
-#define _MTK_JPEG_HW_H
+#ifndef _MTK_JPEG_DEC_HW_H
+#define _MTK_JPEG_DEC_HW_H

#include <media/videobuf2-core.h>

@@ -75,4 +76,4 @@ void mtk_jpeg_dec_set_config(void __iomem *base,
void mtk_jpeg_dec_reset(void __iomem *dec_reg_base);
void mtk_jpeg_dec_start(void __iomem *dec_reg_base);

-#endif /* _MTK_JPEG_HW_H */
+#endif /* _MTK_JPEG_DEC_HW_H */
--
2.18.0