Hi Laurent,
On 04/12/2020 22:01, Laurent Pinchart wrote:
> The local encoder variable is an alias for &renc->base, and is only use
> twice. It doesn't help much, drop it, along with the
> rcar_encoder_to_drm_encoder() macro that is then unused.
It does seem overkill to have a macro for only a single (variable
instantiation) usage, so this makes sense.
And now there's 4 lines less code ... That's always a win :-D
Reviewed-by: Kieran Bingham <kieran.bingham+renesas@xxxxxxxxxxxxxxxx>
> Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@xxxxxxxxxxxxxxxx>
> ---
> drivers/gpu/drm/rcar-du/rcar_du_encoder.c | 6 ++----
> drivers/gpu/drm/rcar-du/rcar_du_encoder.h | 2 --
> 2 files changed, 2 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/gpu/drm/rcar-du/rcar_du_encoder.c b/drivers/gpu/drm/rcar-du/rcar_du_encoder.c
> index 49c0b27e2f5a..9a565bd3380d 100644
> --- a/drivers/gpu/drm/rcar-du/rcar_du_encoder.c
> +++ b/drivers/gpu/drm/rcar-du/rcar_du_encoder.c
> @@ -61,7 +61,6 @@ int rcar_du_encoder_init(struct rcar_du_device *rcdu,
> struct device_node *enc_node)
> {
> struct rcar_du_encoder *renc;
> - struct drm_encoder *encoder;
> struct drm_bridge *bridge;
> int ret;
>
> @@ -108,12 +107,11 @@ int rcar_du_encoder_init(struct rcar_du_device *rcdu,
>
> rcdu->encoders[output] = renc;
> renc->output = output;
> - encoder = rcar_encoder_to_drm_encoder(renc);
>
> dev_dbg(rcdu->dev, "initializing encoder %pOF for output %u\n",
> enc_node, output);
>
> - ret = drm_encoder_init(&rcdu->ddev, encoder, &rcar_du_encoder_funcs,
> + ret = drm_encoder_init(&rcdu->ddev, &renc->base, &rcar_du_encoder_funcs,
> DRM_MODE_ENCODER_NONE, NULL);
> if (ret < 0)
> goto error;
> @@ -127,7 +125,7 @@ int rcar_du_encoder_init(struct rcar_du_device *rcdu,
> * Attach the bridge to the encoder. The bridge will create the
> * connector.
> */
> - return drm_bridge_attach(encoder, bridge, NULL, 0);
> + return drm_bridge_attach(&renc->base, bridge, NULL, 0);
>
> error:
> kfree(renc);
> diff --git a/drivers/gpu/drm/rcar-du/rcar_du_encoder.h b/drivers/gpu/drm/rcar-du/rcar_du_encoder.h
> index df9be4524301..73560563fb31 100644
> --- a/drivers/gpu/drm/rcar-du/rcar_du_encoder.h
> +++ b/drivers/gpu/drm/rcar-du/rcar_du_encoder.h
> @@ -22,8 +22,6 @@ struct rcar_du_encoder {
> #define to_rcar_encoder(e) \
> container_of(e, struct rcar_du_encoder, base)
>
> -#define rcar_encoder_to_drm_encoder(e) (&(e)->base)
> -
> int rcar_du_encoder_init(struct rcar_du_device *rcdu,
> enum rcar_du_output output,
> struct device_node *enc_node);
>
--
Regards
--
Kieran
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