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path: root/drivers/media/video/cx18/cx18-streams.c
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Diffstat (limited to 'drivers/media/video/cx18/cx18-streams.c')
-rw-r--r--drivers/media/video/cx18/cx18-streams.c50
1 files changed, 29 insertions, 21 deletions
diff --git a/drivers/media/video/cx18/cx18-streams.c b/drivers/media/video/cx18/cx18-streams.c
index afb141b2027a..1b921a336092 100644
--- a/drivers/media/video/cx18/cx18-streams.c
+++ b/drivers/media/video/cx18/cx18-streams.c
@@ -36,12 +36,13 @@
#define CX18_DSP0_INTERRUPT_MASK 0xd0004C
static struct file_operations cx18_v4l2_enc_fops = {
- .owner = THIS_MODULE,
- .read = cx18_v4l2_read,
- .open = cx18_v4l2_open,
- .ioctl = cx18_v4l2_ioctl,
- .release = cx18_v4l2_close,
- .poll = cx18_v4l2_enc_poll,
+ .owner = THIS_MODULE,
+ .read = cx18_v4l2_read,
+ .open = cx18_v4l2_open,
+ .ioctl = cx18_v4l2_ioctl,
+ .compat_ioctl = v4l_compat_ioctl32,
+ .release = cx18_v4l2_close,
+ .poll = cx18_v4l2_enc_poll,
};
/* offset from 0 to register ts v4l2 minors on */
@@ -218,7 +219,7 @@ int cx18_streams_setup(struct cx18 *cx)
return 0;
/* One or more streams could not be initialized. Clean 'em all up. */
- cx18_streams_cleanup(cx);
+ cx18_streams_cleanup(cx, 0);
return -ENOMEM;
}
@@ -296,12 +297,12 @@ int cx18_streams_register(struct cx18 *cx)
return 0;
/* One or more streams could not be initialized. Clean 'em all up. */
- cx18_streams_cleanup(cx);
+ cx18_streams_cleanup(cx, 1);
return -ENOMEM;
}
/* Unregister v4l2 devices */
-void cx18_streams_cleanup(struct cx18 *cx)
+void cx18_streams_cleanup(struct cx18 *cx, int unregister)
{
struct video_device *vdev;
int type;
@@ -319,8 +320,11 @@ void cx18_streams_cleanup(struct cx18 *cx)
cx18_stream_free(&cx->streams[type]);
- /* Unregister device */
- video_unregister_device(vdev);
+ /* Unregister or release device */
+ if (unregister)
+ video_unregister_device(vdev);
+ else
+ video_device_release(vdev);
}
}
@@ -440,7 +444,7 @@ int cx18_start_v4l2_encode_stream(struct cx18_stream *s)
s->handle = data[0];
cx18_vapi(cx, CX18_CPU_SET_CHANNEL_TYPE, 2, s->handle, captype);
- if (atomic_read(&cx->capturing) == 0 && !ts) {
+ if (atomic_read(&cx->ana_capturing) == 0 && !ts) {
/* Stuff from Windows, we don't know what it is */
cx18_vapi(cx, CX18_CPU_SET_VER_CROP_LINE, 2, s->handle, 0);
cx18_vapi(cx, CX18_CPU_SET_MISC_PARAMETERS, 3, s->handle, 3, 1);
@@ -463,14 +467,14 @@ int cx18_start_v4l2_encode_stream(struct cx18_stream *s)
cx2341x_update(cx, cx18_api_func, NULL, &cx->params);
}
- if (atomic_read(&cx->capturing) == 0) {
+ if (atomic_read(&cx->tot_capturing) == 0) {
clear_bit(CX18_F_I_EOS, &cx->i_flags);
write_reg(7, CX18_DSP0_INTERRUPT_MASK);
}
cx18_vapi(cx, CX18_CPU_DE_SET_MDL_ACK, 3, s->handle,
- (void *)&cx->scb->cpu_mdl_ack[s->type][0] - cx->enc_mem,
- (void *)&cx->scb->cpu_mdl_ack[s->type][1] - cx->enc_mem);
+ (void __iomem *)&cx->scb->cpu_mdl_ack[s->type][0] - cx->enc_mem,
+ (void __iomem *)&cx->scb->cpu_mdl_ack[s->type][1] - cx->enc_mem);
list_for_each(p, &s->q_free.list) {
struct cx18_buffer *buf = list_entry(p, struct cx18_buffer, list);
@@ -478,8 +482,8 @@ int cx18_start_v4l2_encode_stream(struct cx18_stream *s)
writel(buf->dma_handle, &cx->scb->cpu_mdl[buf->id].paddr);
writel(s->buf_size, &cx->scb->cpu_mdl[buf->id].length);
cx18_vapi(cx, CX18_CPU_DE_SET_MDL, 5, s->handle,
- (void *)&cx->scb->cpu_mdl[buf->id] - cx->enc_mem, 1,
- buf->id, s->buf_size);
+ (void __iomem *)&cx->scb->cpu_mdl[buf->id] - cx->enc_mem,
+ 1, buf->id, s->buf_size);
}
/* begin_capture */
if (cx18_vapi(cx, CX18_CPU_CAPTURE_START, 1, s->handle)) {
@@ -489,7 +493,9 @@ int cx18_start_v4l2_encode_stream(struct cx18_stream *s)
}
/* you're live! sit back and await interrupts :) */
- atomic_inc(&cx->capturing);
+ if (!ts)
+ atomic_inc(&cx->ana_capturing);
+ atomic_inc(&cx->tot_capturing);
return 0;
}
@@ -520,7 +526,7 @@ int cx18_stop_v4l2_encode_stream(struct cx18_stream *s, int gop_end)
CX18_DEBUG_INFO("Stop Capture\n");
- if (atomic_read(&cx->capturing) == 0)
+ if (atomic_read(&cx->tot_capturing) == 0)
return 0;
if (s->type == CX18_ENC_STREAM_TYPE_MPG)
@@ -534,7 +540,9 @@ int cx18_stop_v4l2_encode_stream(struct cx18_stream *s, int gop_end)
CX18_INFO("ignoring gop_end: not (yet?) supported by the firmware\n");
}
- atomic_dec(&cx->capturing);
+ if (s->type != CX18_ENC_STREAM_TYPE_TS)
+ atomic_dec(&cx->ana_capturing);
+ atomic_dec(&cx->tot_capturing);
/* Clear capture and no-read bits */
clear_bit(CX18_F_S_STREAMING, &s->s_flags);
@@ -542,7 +550,7 @@ int cx18_stop_v4l2_encode_stream(struct cx18_stream *s, int gop_end)
cx18_vapi(cx, CX18_DESTROY_TASK, 1, s->handle);
s->handle = 0xffffffff;
- if (atomic_read(&cx->capturing) > 0)
+ if (atomic_read(&cx->tot_capturing) > 0)
return 0;
write_reg(5, CX18_DSP0_INTERRUPT_MASK);