From: Maxime Ripard Date: Thu, 3 Sep 2020 08:01:29 +0000 (+0200) Subject: drm/vc4: hdmi: Store the encoder type in the variant structure X-Git-Tag: v5.10.7~1332^2~3^2~168 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=7d73299dad3edd3e3caf7b9d2817c3db931a26d3;p=platform%2Fkernel%2Flinux-rpi.git drm/vc4: hdmi: Store the encoder type in the variant structure The vc4 CRTC will use the encoder type to control its output clock muxing. However, this will be different from HDMI0 to HDMI1, so let's store our type in the variant structure so that we can support multiple controllers later on. Signed-off-by: Maxime Ripard Tested-by: Chanwoo Choi Tested-by: Hoegeun Kwon Tested-by: Stefan Wahren Reviewed-by: Dave Stevenson Link: https://patchwork.freedesktop.org/patch/msgid/2736a86b498551ba9dbc5803c5bb910627a2550c.1599120059.git-series.maxime@cerno.tech --- diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c index 9e2bc6c..f6d18bd 100644 --- a/drivers/gpu/drm/vc4/vc4_hdmi.c +++ b/drivers/gpu/drm/vc4/vc4_hdmi.c @@ -1267,7 +1267,7 @@ static int vc4_hdmi_bind(struct device *dev, struct device *master, void *data) dev_set_drvdata(dev, vc4_hdmi); encoder = &vc4_hdmi->encoder.base.base; - vc4_hdmi->encoder.base.type = VC4_ENCODER_TYPE_HDMI0; + vc4_hdmi->encoder.base.type = variant->encoder_type; vc4_hdmi->pdev = pdev; vc4_hdmi->variant = variant; @@ -1446,6 +1446,7 @@ static int vc4_hdmi_dev_remove(struct platform_device *pdev) } static const struct vc4_hdmi_variant bcm2835_variant = { + .encoder_type = VC4_ENCODER_TYPE_HDMI0, .registers = vc4_hdmi_fields, .num_registers = ARRAY_SIZE(vc4_hdmi_fields), diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.h b/drivers/gpu/drm/vc4/vc4_hdmi.h index 0c32dc4..0d529db 100644 --- a/drivers/gpu/drm/vc4/vc4_hdmi.h +++ b/drivers/gpu/drm/vc4/vc4_hdmi.h @@ -27,6 +27,9 @@ struct vc4_hdmi; struct vc4_hdmi_register; struct vc4_hdmi_variant { + /* Encoder Type for that controller */ + enum vc4_encoder_type encoder_type; + /* List of the registers available on that variant */ const struct vc4_hdmi_register *registers;