Am Mittwoch, 8. Januar 2020, 23:39:49 CET schrieb Tobias Schramm:
> commit 2589c4025f13 ("drm/rockchip: Avoid drm_dp_link helpers") changes
> the type of variables used to store the display port data rate and
> number of lanes to u8. However u8 is not sufficient to store the link
> data rate of the display port.
> This commit reverts the type of both the number of lanes and the data
> rate to unsigned int.
>
> Signed-off-by: Tobias Schramm <t.schr...@manjaro.org>
> ---
> drivers/gpu/drm/rockchip/cdn-dp-core.h | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/rockchip/cdn-dp-core.h
> b/drivers/gpu/drm/rockchip/cdn-dp-core.h
> index 83c4586665b4..806cb0b08982 100644
> --- a/drivers/gpu/drm/rockchip/cdn-dp-core.h
> +++ b/drivers/gpu/drm/rockchip/cdn-dp-core.h
> @@ -94,8 +94,8 @@ struct cdn_dp_device {
> struct video_info video_info;
> struct cdn_dp_port *port[MAX_PHY];
> u8 ports;
> - u8 max_lanes;
> - u8 max_rate;
> + unsigned int max_lanes;
although I would think u8 should be enough for max_lanes?
There shouldn't be be more than 255 dp lanes?
Heiko
> + unsigned int max_rate;
> u8 lanes;
> int active_port;
>
>
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