[PATCH] radeon/kms: fix dp displayport mode validation

[Alex Deucher]

On Wed, Jan 26, 2011 at 5:51 PM,  <jglisse at redhat.com> wrote:
> From: Jerome Glisse <jglisse at redhat.com>
>
> Check if there is a big enough dp clock & enough dp lane to
> drive the video mode provided.
>
> Signed-off-by: Jerome Glisse <jglisse at redhat.com>
> Cc: <stable at kernel.org>

Looks like a copy paste error, probably from me :)

Reviewed-By: Alex Deucher <alexdeucher at gmail.com>

> ---
>  drivers/gpu/drm/radeon/atombios_dp.c |    4 ++--
>  1 files changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/radeon/atombios_dp.c b/drivers/gpu/drm/radeon/atombios_dp.c
> index 4e7778d..695de9a 100644
> --- a/drivers/gpu/drm/radeon/atombios_dp.c
> +++ b/drivers/gpu/drm/radeon/atombios_dp.c
> @@ -187,9 +187,9 @@ static int dp_link_clock_for_mode_clock(u8 dpcd[DP_DPCD_SIZE], int mode_clock)
>  int dp_mode_valid(u8 dpcd[DP_DPCD_SIZE], int mode_clock)
>  {
>        int lanes = dp_lanes_for_mode_clock(dpcd, mode_clock);
> -       int bw = dp_lanes_for_mode_clock(dpcd, mode_clock);
> +       int dp_clock = dp_link_clock_for_mode_clock(dpcd, mode_clock);
>
> -       if ((lanes == 0) || (bw == 0))
> +       if ((lanes == 0) || (dp_clock == 0))
>                return MODE_CLOCK_HIGH;
>
>        return MODE_OK;
> --
> 1.7.3.2
>
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