On Sun, 16 Nov 2014, Stefan Brüns <stefan.bruens@xxxxxxxxxxxxxx> wrote:
This needs a rationale for its existence here.
You could also use the function in drm_edid_block_valid to not duplicate
the code.
BR,
Jani.
> Signed-off-by: Stefan Brüns <stefan.bruens@xxxxxxxxxxxxxx>
> ---
> drivers/gpu/drm/drm_edid.c | 11 +++++++++++
> 1 file changed, 11 insertions(+)
>
> diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
> index 0755d01..505960e 100644
> --- a/drivers/gpu/drm/drm_edid.c
> +++ b/drivers/gpu/drm/drm_edid.c
> @@ -1184,6 +1184,17 @@ static bool drm_edid_is_zero(u8 *in_edid, int length)
> return true;
> }
>
> +static u8
> +drm_edid_block_checksum(u8 *raw_edid)
> +{
> + int i;
> + u8 csum = 0;
> + for (i = 0; i < EDID_LENGTH; i++)
> + csum += raw_edid[i];
> +
> + return csum;
> +}
> +
> static u8 *
> drm_do_get_edid(struct drm_connector *connector, struct i2c_adapter *adapter)
> {
> --
> 1.8.4.5
>
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--
Jani Nikula, Intel Open Source Technology Center
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