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Message-Id: <20191015104621.62514-7-jacopo+renesas@jmondi.org>
Date: Tue, 15 Oct 2019 12:46:19 +0200
From: Jacopo Mondi <jacopo+renesas@...ndi.org>
To: laurent.pinchart@...asonboard.com,
kieran.bingham+renesas@...asonboard.com, geert@...ux-m68k.org,
horms@...ge.net.au, uli+renesas@...nd.eu,
VenkataRajesh.Kalakodima@...bosch.com
Cc: Jacopo Mondi <jacopo+renesas@...ndi.org>, airlied@...ux.ie,
daniel@...ll.ch, koji.matsuoka.xm@...esas.com, muroya@....co.jp,
Harsha.ManjulaMallikarjun@...bosch.com, ezequiel@...labora.com,
seanpaul@...omium.org, linux-renesas-soc@...r.kernel.org,
dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Subject: [PATCH v5 6/8] drm: rcar-du: crtc: Register GAMMA_LUT properties
Enable the GAMMA_LUT KMS property using the framework helpers to
register the property and set the associated gamma table maximum size.
Reviewed-by: Kieran Bingham <kieran.bingham+renesas@...asonboard.com>
Reviewed-by: Ulrich Hecht <uli+renesas@...nd.eu>
Reviewed-by: Laurent Pinchart <laurent.pinchart@...asonboard.com>
Signed-off-by: Jacopo Mondi <jacopo+renesas@...ndi.org>
---
drivers/gpu/drm/rcar-du/rcar_du_crtc.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_crtc.c b/drivers/gpu/drm/rcar-du/rcar_du_crtc.c
index 4bc50a3f4a00..603f9f716721 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_crtc.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_crtc.c
@@ -1154,6 +1154,7 @@ static const struct drm_crtc_funcs crtc_funcs_gen3 = {
.set_crc_source = rcar_du_crtc_set_crc_source,
.verify_crc_source = rcar_du_crtc_verify_crc_source,
.get_crc_sources = rcar_du_crtc_get_crc_sources,
+ .gamma_set = drm_atomic_helper_legacy_gamma_set,
};
/* -----------------------------------------------------------------------------
@@ -1277,6 +1278,9 @@ int rcar_du_crtc_create(struct rcar_du_group *rgrp, unsigned int swindex,
if (rcdu->cmms[swindex]) {
rcrtc->cmm = rcdu->cmms[swindex];
rgrp->cmms_mask |= BIT(hwindex % 2);
+
+ drm_mode_crtc_set_gamma_size(crtc, CM2_LUT_SIZE);
+ drm_crtc_enable_color_mgmt(crtc, 0, false, CM2_LUT_SIZE);
}
drm_crtc_helper_add(crtc, &crtc_helper_funcs);
--
2.23.0
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