[PATCH v6 02/10] drm: add helper functions to retrieve old and new crtc

[Doug Anderson]

Hi,

On Mon, Jul 11, 2022 at 5:57 AM Vinod Polimera
<quic_vpolimer at quicinc.com> wrote:
>
> Add new helper functions, drm_atomic_get_old_crtc_for_encoder
> and drm_atomic_get_new_crtc_for_encoder to retrieve the
> corresponding crtc for the encoder.
>
> Signed-off-by: Sankeerth Billakanti <quic_sbillaka at quicinc.com>
> Signed-off-by: Vinod Polimera <quic_vpolimer at quicinc.com>
> ---
>  drivers/gpu/drm/drm_atomic.c | 60 ++++++++++++++++++++++++++++++++++++++++++++
>  include/drm/drm_atomic.h     |  7 ++++++
>  2 files changed, 67 insertions(+)

I don't have a lot of intuition about the code here since I haven't
messed much at this level, but what you have here looks right and
matches other similar helpers. I'm happy enough with:

Reviewed-by: Douglas Anderson <dianders at chromium.org>