diff options
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/video/ivtv/ivtv-irq.c | 26 |
1 files changed, 6 insertions, 20 deletions
diff --git a/drivers/media/video/ivtv/ivtv-irq.c b/drivers/media/video/ivtv/ivtv-irq.c index bf7d99c6ffa..fd1688e4757 100644 --- a/drivers/media/video/ivtv/ivtv-irq.c +++ b/drivers/media/video/ivtv/ivtv-irq.c @@ -42,7 +42,6 @@ static void ivtv_pio_work_handler(struct ivtv *itv) { struct ivtv_stream *s = &itv->streams[itv->cur_pio_stream]; struct ivtv_buffer *buf; - struct list_head *p; int i = 0; IVTV_DEBUG_HI_DMA("ivtv_pio_work_handler\n"); @@ -54,9 +53,7 @@ static void ivtv_pio_work_handler(struct ivtv *itv) return; } IVTV_DEBUG_HI_DMA("Process PIO %s\n", s->name); - buf = list_entry(s->q_dma.list.next, struct ivtv_buffer, list); - list_for_each(p, &s->q_dma.list) { - struct ivtv_buffer *buf = list_entry(p, struct ivtv_buffer, list); + list_for_each_entry(buf, &s->q_dma.list, list) { u32 size = s->sg_processing[i].size & 0x3ffff; /* Copy the data from the card to the buffer */ @@ -97,7 +94,6 @@ static int stream_enc_dma_append(struct ivtv_stream *s, u32 data[CX2341X_MBOX_MA { struct ivtv *itv = s->itv; struct ivtv_buffer *buf; - struct list_head *p; u32 bytes_needed = 0; u32 offset, size; u32 UVoffset = 0, UVsize = 0; @@ -202,9 +198,7 @@ static int stream_enc_dma_append(struct ivtv_stream *s, u32 data[CX2341X_MBOX_MA /* got the buffers, now fill in sg_pending */ buf = list_entry(s->q_predma.list.next, struct ivtv_buffer, list); memset(buf->buf, 0, 128); - list_for_each(p, &s->q_predma.list) { - struct ivtv_buffer *buf = list_entry(p, struct ivtv_buffer, list); - + list_for_each_entry(buf, &s->q_predma.list, list) { if (skip_bufs-- > 0) continue; s->sg_pending[idx].dst = buf->dma_handle; @@ -289,9 +283,7 @@ static void dma_post(struct ivtv_stream *s) if (buf) buf->bytesused += s->dma_last_offset; if (buf && s->type == IVTV_DEC_STREAM_TYPE_VBI) { - list_for_each(p, &s->q_dma.list) { - buf = list_entry(p, struct ivtv_buffer, list); - + list_for_each_entry(buf, &s->q_dma.list, list) { /* Parse and Groom VBI Data */ s->q_dma.bytesused -= buf->bytesused; ivtv_process_vbi_data(itv, buf, 0, s->type); @@ -311,7 +303,6 @@ void ivtv_dma_stream_dec_prepare(struct ivtv_stream *s, u32 offset, int lock) { struct ivtv *itv = s->itv; struct ivtv_buffer *buf; - struct list_head *p; u32 y_size = itv->params.height * itv->params.width; u32 uv_offset = offset + IVTV_YUV_BUFFER_UV_OFFSET; int y_done = 0; @@ -320,10 +311,7 @@ void ivtv_dma_stream_dec_prepare(struct ivtv_stream *s, u32 offset, int lock) int idx = 0; IVTV_DEBUG_HI_DMA("DEC PREPARE DMA %s: %08x %08x\n", s->name, s->q_predma.bytesused, offset); - buf = list_entry(s->q_predma.list.next, struct ivtv_buffer, list); - list_for_each(p, &s->q_predma.list) { - struct ivtv_buffer *buf = list_entry(p, struct ivtv_buffer, list); - + list_for_each_entry(buf, &s->q_predma.list, list) { /* YUV UV Offset from Y Buffer */ if (s->type == IVTV_DEC_STREAM_TYPE_YUV && !y_done && bytes_written >= y_size) { offset = uv_offset; @@ -677,11 +665,9 @@ static void ivtv_irq_enc_vbi_cap(struct ivtv *itv) we just drop the old requests when there are already three requests queued. */ if (s->sg_pending_size > 2) { - struct list_head *p; - list_for_each(p, &s->q_predma.list) { - struct ivtv_buffer *buf = list_entry(p, struct ivtv_buffer, list); + struct ivtv_buffer *buf; + list_for_each_entry(buf, &s->q_predma.list, list) ivtv_buf_sync_for_cpu(s, buf); - } ivtv_queue_move(s, &s->q_predma, NULL, &s->q_free, 0); s->sg_pending_size = 0; } |