Enable the GAMMA_LUT KMS property using the framework helpers to register the proeprty and the associated gamma table size maximum size.
Signed-off-by: Jacopo Mondi jacopo+renesas@jmondi.org --- drivers/gpu/drm/rcar-du/rcar_du_crtc.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_crtc.c b/drivers/gpu/drm/rcar-du/rcar_du_crtc.c index e6d3df37c827..c920fb5dba65 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_crtc.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_crtc.c @@ -1207,6 +1207,9 @@ int rcar_du_crtc_create(struct rcar_du_group *rgrp, unsigned int swindex, rcdu->cmms[swindex]) { rcrtc->cmm = rcdu->cmms[swindex]; rgrp->cmms_mask |= BIT(hwindex % 2); + + drm_mode_crtc_set_gamma_size(crtc, CMM_GAMMA_LUT_SIZE); + drm_crtc_enable_color_mgmt(crtc, 0, false, CMM_GAMMA_LUT_SIZE); }
drm_crtc_helper_add(crtc, &crtc_helper_funcs);