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    Subject[20/66] V4L/DVB (13966): DVB-T regression fix for saa7134 cards
    2.6.32-stable review patch.  If anyone has any objections, please let us know.

    ------------------

    From: Dmitri Belimov <d.belimov@gmail.com>

    commit 08be64be3d1e5ecd72e7ba3147aea518e527f08e upstream.

    Some customers has problem with quality of DVB-T
    https://bugs.launchpad.net/ubuntu/+source/linux/+bug/446575

    After this patch http://patchwork.kernel.org/patch/23345/

    This is patch for fix regression with DVB-T. Tested with many people.

    Signed-off-by: Alexey Osipov <lion-simba@pridelands.ru>
    Signed-off-by: Beholder Intl. Ltd. Dmitry Belimov <d.belimov@gmail.com>
    Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
    Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

    ---
    drivers/media/video/saa7134/saa7134-core.c | 13 -------------
    drivers/media/video/saa7134/saa7134-ts.c | 13 +++++++++++++
    2 files changed, 13 insertions(+), 13 deletions(-)

    --- a/drivers/media/video/saa7134/saa7134-core.c
    +++ b/drivers/media/video/saa7134/saa7134-core.c
    @@ -420,19 +420,6 @@ int saa7134_set_dmabits(struct saa7134_d
    ctrl |= SAA7134_MAIN_CTRL_TE5;
    irq |= SAA7134_IRQ1_INTE_RA2_1 |
    SAA7134_IRQ1_INTE_RA2_0;
    -
    - /* dma: setup channel 5 (= TS) */
    -
    - saa_writeb(SAA7134_TS_DMA0, (dev->ts.nr_packets - 1) & 0xff);
    - saa_writeb(SAA7134_TS_DMA1,
    - ((dev->ts.nr_packets - 1) >> 8) & 0xff);
    - /* TSNOPIT=0, TSCOLAP=0 */
    - saa_writeb(SAA7134_TS_DMA2,
    - (((dev->ts.nr_packets - 1) >> 16) & 0x3f) | 0x00);
    - saa_writel(SAA7134_RS_PITCH(5), TS_PACKET_SIZE);
    - saa_writel(SAA7134_RS_CONTROL(5), SAA7134_RS_CONTROL_BURST_16 |
    - SAA7134_RS_CONTROL_ME |
    - (dev->ts.pt_ts.dma >> 12));
    }

    /* set task conditions + field handling */
    --- a/drivers/media/video/saa7134/saa7134-ts.c
    +++ b/drivers/media/video/saa7134/saa7134-ts.c
    @@ -250,6 +250,19 @@ int saa7134_ts_start(struct saa7134_dev

    BUG_ON(dev->ts_started);

    + /* dma: setup channel 5 (= TS) */
    + saa_writeb(SAA7134_TS_DMA0, (dev->ts.nr_packets - 1) & 0xff);
    + saa_writeb(SAA7134_TS_DMA1,
    + ((dev->ts.nr_packets - 1) >> 8) & 0xff);
    + /* TSNOPIT=0, TSCOLAP=0 */
    + saa_writeb(SAA7134_TS_DMA2,
    + (((dev->ts.nr_packets - 1) >> 16) & 0x3f) | 0x00);
    + saa_writel(SAA7134_RS_PITCH(5), TS_PACKET_SIZE);
    + saa_writel(SAA7134_RS_CONTROL(5), SAA7134_RS_CONTROL_BURST_16 |
    + SAA7134_RS_CONTROL_ME |
    + (dev->ts.pt_ts.dma >> 12));
    +
    + /* reset hardware TS buffers */
    saa_writeb(SAA7134_TS_SERIAL1, 0x00);
    saa_writeb(SAA7134_TS_SERIAL1, 0x03);
    saa_writeb(SAA7134_TS_SERIAL1, 0x00);



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