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| author | Hans Verkuil <hverkuil@xs4all.nl> | 2007-08-18 11:36:09 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2007-10-09 22:05:27 -0300 |
| commit | 33bc4dea0ece371ccadbac8bf90fd0b8e2803f06 (patch) | |
| tree | 4cffc487c1366de00a4193e6bd4c7f37d253e9b6 /drivers/media/video/ivtv/ivtv-irq.c | |
| parent | b1139e353c7fc636bfe413f3296ba0284eb60c2e (diff) | |
| download | blackbird-op-linux-33bc4dea0ece371ccadbac8bf90fd0b8e2803f06.tar.gz blackbird-op-linux-33bc4dea0ece371ccadbac8bf90fd0b8e2803f06.zip | |
V4L/DVB (6043): ivtv: fix incorrect round-robin implementation
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/ivtv/ivtv-irq.c')
| -rw-r--r-- | drivers/media/video/ivtv/ivtv-irq.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/media/video/ivtv/ivtv-irq.c b/drivers/media/video/ivtv/ivtv-irq.c index 88c6f4ff5c6d..a97d55fd2277 100644 --- a/drivers/media/video/ivtv/ivtv-irq.c +++ b/drivers/media/video/ivtv/ivtv-irq.c @@ -859,8 +859,9 @@ irqreturn_t ivtv_irq_handler(int irq, void *dev_id) } if ((combo & IVTV_IRQ_DMA) && !test_bit(IVTV_F_I_DMA, &itv->i_flags)) { + itv->irq_rr_idx++; for (i = 0; i < IVTV_MAX_STREAMS; i++) { - int idx = (i + itv->irq_rr_idx++) % IVTV_MAX_STREAMS; + int idx = (i + itv->irq_rr_idx) % IVTV_MAX_STREAMS; struct ivtv_stream *s = &itv->streams[idx]; if (!test_and_clear_bit(IVTV_F_S_DMA_PENDING, &s->s_flags)) @@ -877,8 +878,9 @@ irqreturn_t ivtv_irq_handler(int irq, void *dev_id) } if ((combo & IVTV_IRQ_DMA) && !test_bit(IVTV_F_I_PIO, &itv->i_flags)) { + itv->irq_rr_idx++; for (i = 0; i < IVTV_MAX_STREAMS; i++) { - int idx = (i + itv->irq_rr_idx++) % IVTV_MAX_STREAMS; + int idx = (i + itv->irq_rr_idx) % IVTV_MAX_STREAMS; struct ivtv_stream *s = &itv->streams[idx]; if (!test_and_clear_bit(IVTV_F_S_PIO_PENDING, &s->s_flags)) |
