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path: root/drivers/media/platform/blackfin
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-rw-r--r--drivers/media/platform/blackfin/bfin_capture.c113
-rw-r--r--drivers/media/platform/blackfin/ppi.c12
2 files changed, 51 insertions, 74 deletions
diff --git a/drivers/media/platform/blackfin/bfin_capture.c b/drivers/media/platform/blackfin/bfin_capture.c
index 5f209d5810d..16e4b1c525c 100644
--- a/drivers/media/platform/blackfin/bfin_capture.c
+++ b/drivers/media/platform/blackfin/bfin_capture.c
@@ -32,7 +32,6 @@
#include <linux/time.h>
#include <linux/types.h>
-#include <media/v4l2-chip-ident.h>
#include <media/v4l2-common.h>
#include <media/v4l2-ctrls.h>
#include <media/v4l2-device.h>
@@ -384,18 +383,13 @@ static int bcap_start_streaming(struct vb2_queue *vq, unsigned int count)
params.ppi_control = bcap_dev->cfg->ppi_control;
params.int_mask = bcap_dev->cfg->int_mask;
if (bcap_dev->cfg->inputs[bcap_dev->cur_input].capabilities
- & V4L2_IN_CAP_CUSTOM_TIMINGS) {
+ & V4L2_IN_CAP_DV_TIMINGS) {
struct v4l2_bt_timings *bt = &bcap_dev->dv_timings.bt;
params.hdelay = bt->hsync + bt->hbackporch;
params.vdelay = bt->vsync + bt->vbackporch;
- params.line = bt->hfrontporch + bt->hsync
- + bt->hbackporch + bt->width;
- params.frame = bt->vfrontporch + bt->vsync
- + bt->vbackporch + bt->height;
- if (bt->interlaced)
- params.frame += bt->il_vfrontporch + bt->il_vsync
- + bt->il_vbackporch;
+ params.line = V4L2_DV_BT_FRAME_WIDTH(bt);
+ params.frame = V4L2_DV_BT_FRAME_HEIGHT(bt);
} else if (bcap_dev->cfg->inputs[bcap_dev->cur_input].capabilities
& V4L2_IN_CAP_STD) {
params.hdelay = 0;
@@ -428,20 +422,17 @@ static int bcap_start_streaming(struct vb2_queue *vq, unsigned int count)
return ret;
}
- INIT_COMPLETION(bcap_dev->comp);
+ reinit_completion(&bcap_dev->comp);
bcap_dev->stop = false;
return 0;
}
-static int bcap_stop_streaming(struct vb2_queue *vq)
+static void bcap_stop_streaming(struct vb2_queue *vq)
{
struct bcap_device *bcap_dev = vb2_get_drv_priv(vq);
struct ppi_if *ppi = bcap_dev->ppi;
int ret;
- if (!vb2_is_streaming(vq))
- return 0;
-
bcap_dev->stop = true;
wait_for_completion(&bcap_dev->comp);
ppi->ops->stop(ppi);
@@ -458,7 +449,6 @@ static int bcap_stop_streaming(struct vb2_queue *vq)
list_del(&bcap_dev->cur_frm->list);
vb2_buffer_done(&bcap_dev->cur_frm->vb, VB2_BUF_STATE_ERROR);
}
- return 0;
}
static struct vb2_ops bcap_video_qops = {
@@ -633,7 +623,7 @@ static int bcap_g_std(struct file *file, void *priv, v4l2_std_id *std)
return 0;
}
-static int bcap_s_std(struct file *file, void *priv, v4l2_std_id *std)
+static int bcap_s_std(struct file *file, void *priv, v4l2_std_id std)
{
struct bcap_device *bcap_dev = video_drvdata(file);
int ret;
@@ -641,26 +631,40 @@ static int bcap_s_std(struct file *file, void *priv, v4l2_std_id *std)
if (vb2_is_busy(&bcap_dev->buffer_queue))
return -EBUSY;
- ret = v4l2_subdev_call(bcap_dev->sd, core, s_std, *std);
+ ret = v4l2_subdev_call(bcap_dev->sd, video, s_std, std);
if (ret < 0)
return ret;
- bcap_dev->std = *std;
+ bcap_dev->std = std;
return 0;
}
-static int bcap_g_dv_timings(struct file *file, void *priv,
+static int bcap_enum_dv_timings(struct file *file, void *priv,
+ struct v4l2_enum_dv_timings *timings)
+{
+ struct bcap_device *bcap_dev = video_drvdata(file);
+
+ timings->pad = 0;
+
+ return v4l2_subdev_call(bcap_dev->sd, pad,
+ enum_dv_timings, timings);
+}
+
+static int bcap_query_dv_timings(struct file *file, void *priv,
struct v4l2_dv_timings *timings)
{
struct bcap_device *bcap_dev = video_drvdata(file);
- int ret;
- ret = v4l2_subdev_call(bcap_dev->sd, video,
- g_dv_timings, timings);
- if (ret < 0)
- return ret;
+ return v4l2_subdev_call(bcap_dev->sd, video,
+ query_dv_timings, timings);
+}
- bcap_dev->dv_timings = *timings;
+static int bcap_g_dv_timings(struct file *file, void *priv,
+ struct v4l2_dv_timings *timings)
+{
+ struct bcap_device *bcap_dev = video_drvdata(file);
+
+ *timings = bcap_dev->dv_timings;
return 0;
}
@@ -864,41 +868,6 @@ static int bcap_s_parm(struct file *file, void *fh,
return v4l2_subdev_call(bcap_dev->sd, video, s_parm, a);
}
-static int bcap_g_chip_ident(struct file *file, void *priv,
- struct v4l2_dbg_chip_ident *chip)
-{
- struct bcap_device *bcap_dev = video_drvdata(file);
-
- chip->ident = V4L2_IDENT_NONE;
- chip->revision = 0;
- if (chip->match.type != V4L2_CHIP_MATCH_I2C_DRIVER &&
- chip->match.type != V4L2_CHIP_MATCH_I2C_ADDR)
- return -EINVAL;
-
- return v4l2_subdev_call(bcap_dev->sd, core,
- g_chip_ident, chip);
-}
-
-#ifdef CONFIG_VIDEO_ADV_DEBUG
-static int bcap_dbg_g_register(struct file *file, void *priv,
- struct v4l2_dbg_register *reg)
-{
- struct bcap_device *bcap_dev = video_drvdata(file);
-
- return v4l2_subdev_call(bcap_dev->sd, core,
- g_register, reg);
-}
-
-static int bcap_dbg_s_register(struct file *file, void *priv,
- struct v4l2_dbg_register *reg)
-{
- struct bcap_device *bcap_dev = video_drvdata(file);
-
- return v4l2_subdev_call(bcap_dev->sd, core,
- s_register, reg);
-}
-#endif
-
static int bcap_log_status(struct file *file, void *priv)
{
struct bcap_device *bcap_dev = video_drvdata(file);
@@ -921,6 +890,8 @@ static const struct v4l2_ioctl_ops bcap_ioctl_ops = {
.vidioc_g_std = bcap_g_std,
.vidioc_s_dv_timings = bcap_s_dv_timings,
.vidioc_g_dv_timings = bcap_g_dv_timings,
+ .vidioc_query_dv_timings = bcap_query_dv_timings,
+ .vidioc_enum_dv_timings = bcap_enum_dv_timings,
.vidioc_reqbufs = bcap_reqbufs,
.vidioc_querybuf = bcap_querybuf,
.vidioc_qbuf = bcap_qbuf,
@@ -929,11 +900,6 @@ static const struct v4l2_ioctl_ops bcap_ioctl_ops = {
.vidioc_streamoff = bcap_streamoff,
.vidioc_g_parm = bcap_g_parm,
.vidioc_s_parm = bcap_s_parm,
- .vidioc_g_chip_ident = bcap_g_chip_ident,
-#ifdef CONFIG_VIDEO_ADV_DEBUG
- .vidioc_g_register = bcap_dbg_g_register,
- .vidioc_s_register = bcap_dbg_s_register,
-#endif
.vidioc_log_status = bcap_log_status,
};
@@ -960,7 +926,7 @@ static int bcap_probe(struct platform_device *pdev)
int ret;
config = pdev->dev.platform_data;
- if (!config) {
+ if (!config || !config->num_inputs) {
v4l2_err(pdev->dev.driver, "Unable to get board config\n");
return -ENODEV;
}
@@ -1029,8 +995,11 @@ static int bcap_probe(struct platform_device *pdev)
q->buf_struct_size = sizeof(struct bcap_buffer);
q->ops = &bcap_video_qops;
q->mem_ops = &vb2_dma_contig_memops;
+ q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
- vb2_queue_init(q);
+ ret = vb2_queue_init(q);
+ if (ret)
+ goto err_free_handler;
mutex_init(&bcap_dev->mutex);
init_completion(&bcap_dev->comp);
@@ -1066,11 +1035,6 @@ static int bcap_probe(struct platform_device *pdev)
NULL);
if (bcap_dev->sd) {
int i;
- if (!config->num_inputs) {
- v4l2_err(&bcap_dev->v4l2_dev,
- "Unable to work without input\n");
- goto err_unreg_vdev;
- }
/* update tvnorms from the sub devices */
for (i = 0; i < config->num_inputs; i++)
@@ -1078,6 +1042,7 @@ static int bcap_probe(struct platform_device *pdev)
} else {
v4l2_err(&bcap_dev->v4l2_dev,
"Unable to register sub device\n");
+ ret = -ENODEV;
goto err_unreg_vdev;
}
@@ -1102,7 +1067,7 @@ static int bcap_probe(struct platform_device *pdev)
/* now we can probe the default state */
if (config->inputs[0].capabilities & V4L2_IN_CAP_STD) {
v4l2_std_id std;
- ret = v4l2_subdev_call(bcap_dev->sd, core, g_std, &std);
+ ret = v4l2_subdev_call(bcap_dev->sd, video, g_std, &std);
if (ret) {
v4l2_err(&bcap_dev->v4l2_dev,
"Unable to get std\n");
@@ -1110,7 +1075,7 @@ static int bcap_probe(struct platform_device *pdev)
}
bcap_dev->std = std;
}
- if (config->inputs[0].capabilities & V4L2_IN_CAP_CUSTOM_TIMINGS) {
+ if (config->inputs[0].capabilities & V4L2_IN_CAP_DV_TIMINGS) {
struct v4l2_dv_timings dv_timings;
ret = v4l2_subdev_call(bcap_dev->sd, video,
g_dv_timings, &dv_timings);
diff --git a/drivers/media/platform/blackfin/ppi.c b/drivers/media/platform/blackfin/ppi.c
index 01b5b501347..15e9c2bac2b 100644
--- a/drivers/media/platform/blackfin/ppi.c
+++ b/drivers/media/platform/blackfin/ppi.c
@@ -266,6 +266,18 @@ static int ppi_set_params(struct ppi_if *ppi, struct ppi_params *params)
bfin_write32(&reg->vcnt, params->height);
if (params->int_mask)
bfin_write32(&reg->imsk, params->int_mask & 0xFF);
+ if (ppi->ppi_control & PORT_DIR) {
+ u32 hsync_width, vsync_width, vsync_period;
+
+ hsync_width = params->hsync
+ * params->bpp / params->dlen;
+ vsync_width = params->vsync * samples_per_line;
+ vsync_period = samples_per_line * params->frame;
+ bfin_write32(&reg->fs1_wlhb, hsync_width);
+ bfin_write32(&reg->fs1_paspl, samples_per_line);
+ bfin_write32(&reg->fs2_wlvb, vsync_width);
+ bfin_write32(&reg->fs2_palpf, vsync_period);
+ }
break;
}
default:
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-15 13:11:58 +0000