From 1107237e4870055147379f297af02341d75ce6f6 Mon Sep 17 00:00:00 2001 From: Steven Toth Date: Sat, 31 Jul 2010 16:10:02 -0300 Subject: [PATCH] [media] saa7164: VBI irq cleanup and V4L VBI raw pitch adjustments Signed-off-by: Steven Toth Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/saa7164/saa7164-core.c | 33 ++++++++++++++++++---- 1 file changed, 28 insertions(+), 5 deletions(-) diff --git a/drivers/media/video/saa7164/saa7164-core.c b/drivers/media/video/saa7164/saa7164-core.c index 1071cc754b1c..545eeffa5010 100644 --- a/drivers/media/video/saa7164/saa7164-core.c +++ b/drivers/media/video/saa7164/saa7164-core.c @@ -319,11 +319,13 @@ static void saa7164_work_enchandler_helper(struct saa7164_port *port, int bufnr) } } - /* Validate the incoming buffer content */ - if (port->encoder_params.stream_type == V4L2_MPEG_STREAM_TYPE_MPEG2_TS) - saa7164_ts_verifier(buf); - else if (port->encoder_params.stream_type == V4L2_MPEG_STREAM_TYPE_MPEG2_PS) - saa7164_pack_verifier(buf); + if ((port->nr != SAA7164_PORT_VBI1) && (port->nr != SAA7164_PORT_VBI2)) { + /* Validate the incoming buffer content */ + if (port->encoder_params.stream_type == V4L2_MPEG_STREAM_TYPE_MPEG2_TS) + saa7164_ts_verifier(buf); + else if (port->encoder_params.stream_type == V4L2_MPEG_STREAM_TYPE_MPEG2_PS) + saa7164_pack_verifier(buf); + } /* find a free user buffer and clone to it */ if (!list_empty(&port->list_buf_free.list)) { @@ -494,6 +496,27 @@ static void saa7164_work_vbihandler(struct work_struct *w) mcb = (port->hwcfg.buffercount - 1); else mcb = wp - 1; + + while (1) { + if (port->done_first_interrupt == 0) { + port->done_first_interrupt++; + rp = mcb; + } else + rp = (port->last_svc_rp + 1) % 8; + + if ((rp < 0) || (rp > (port->hwcfg.buffercount - 1))) { + printk(KERN_ERR "%s() illegal rp count %d\n", __func__, rp); + break; + } + + saa7164_work_enchandler_helper(port, rp); + port->last_svc_rp = rp; + cnt++; + + if (rp == mcb) + break; + } + /* TODO: Convert this into a /proc/saa7164 style readable file */ if (print_histogram == port->nr) { saa7164_histogram_print(port, &port->irq_interval); -- 2.20.1