From mboxrd@z Thu Jan 1 00:00:00 1970 From: Russell King Subject: [PATCH 09/18] drm/armada: add drm_mode_set_crtcinfo() mode fixup Date: Thu, 13 Jun 2019 16:02:28 +0100 Message-ID: References: <20190613150114.xqkyb7j7w4ve4yvr@shell.armlinux.org.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20190613150114.xqkyb7j7w4ve4yvr@shell.armlinux.org.uk> Content-Disposition: inline List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org Cc: David Airlie , Daniel Vetter List-Id: dri-devel@lists.freedesktop.org Add a drm_mode_set_crtcinfo() call in our CRTC's mode_fixup callback to ensure that any adjustments to the mode made by connectors etc are properly accounted for by the CRTC. Signed-off-by: Russell King --- drivers/gpu/drm/armada/armada_crtc.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/gpu/drm/armada/armada_crtc.c b/drivers/gpu/drm/armada/armada_crtc.c index e81e57823b66..d802a6bc2d9f 100644 --- a/drivers/gpu/drm/armada/armada_crtc.c +++ b/drivers/gpu/drm/armada/armada_crtc.c @@ -180,6 +180,13 @@ static bool armada_drm_crtc_mode_fixup(struct drm_crtc *crtc, adj->flags & DRM_MODE_FLAG_INTERLACE) return false; + /* + * Set CRTC modesetting parameters for the adjusted mode. This is + * applied after the connectors, bridges, and encoders have fixed up + * this mode, as described above drm_atomic_helper_check_modeset(). + */ + drm_mode_set_crtcinfo(adj, CRTC_INTERLACE_HALVE_V); + /* Check whether the display mode is possible */ ret = dcrtc->variant->compute_clock(dcrtc, adj, NULL); if (ret) -- 2.7.4