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    Subject[PATCH AUTOSEL 5.7 006/274] drm: bridge: adv7511: Extend list of audio sample rates
    Date
    From: Bogdan Togorean <bogdan.togorean@analog.com>

    [ Upstream commit b97b6a1f6e14a25d1e1ca2a46c5fa3e2ca374e22 ]

    ADV7511 support sample rates up to 192kHz. CTS and N parameters should
    be computed accordingly so this commit extend the list up to maximum
    supported sample rate.

    Signed-off-by: Bogdan Togorean <bogdan.togorean@analog.com>
    Reviewed-by: Andrzej Hajda <a.hajda@samsung.com>
    Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
    Link: https://patchwork.freedesktop.org/patch/msgid/20200413113513.86091-2-bogdan.togorean@analog.com
    Signed-off-by: Sasha Levin <sashal@kernel.org>
    ---
    drivers/gpu/drm/bridge/adv7511/adv7511_audio.c | 12 +++++++-----
    1 file changed, 7 insertions(+), 5 deletions(-)

    diff --git a/drivers/gpu/drm/bridge/adv7511/adv7511_audio.c b/drivers/gpu/drm/bridge/adv7511/adv7511_audio.c
    index a428185be2c1..d05b3033b510 100644
    --- a/drivers/gpu/drm/bridge/adv7511/adv7511_audio.c
    +++ b/drivers/gpu/drm/bridge/adv7511/adv7511_audio.c
    @@ -19,13 +19,15 @@ static void adv7511_calc_cts_n(unsigned int f_tmds, unsigned int fs,
    {
    switch (fs) {
    case 32000:
    - *n = 4096;
    + case 48000:
    + case 96000:
    + case 192000:
    + *n = fs * 128 / 1000;
    break;
    case 44100:
    - *n = 6272;
    - break;
    - case 48000:
    - *n = 6144;
    + case 88200:
    + case 176400:
    + *n = fs * 128 / 900;
    break;
    }

    --
    2.25.1
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