From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755378AbdEIRA7 (ORCPT ); Tue, 9 May 2017 13:00:59 -0400 Received: from smtprelay2.synopsys.com ([198.182.60.111]:36143 "EHLO smtprelay.synopsys.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755159AbdEIRA4 (ORCPT ); Tue, 9 May 2017 13:00:56 -0400 From: Jose Abreu To: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Cc: Jose Abreu , Carlos Palminha , Alexey Brodkin , =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= , Daniel Vetter , Dave Airlie , Andrzej Hajda , Archit Taneja Subject: [PATCH v2 3/8] drm: Add drm_encoder_mode_valid() Date: Tue, 9 May 2017 18:00:10 +0100 Message-Id: <81d57381a34558117adb51a07b689c80149a28ff.1494347165.git.joabreu@synopsys.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: References: In-Reply-To: References: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add a new helper to call encoder->mode_valid callback. Suggested-by: Ville Syrjälä Signed-off-by: Jose Abreu Cc: Carlos Palminha Cc: Alexey Brodkin Cc: Ville Syrjälä Cc: Daniel Vetter Cc: Dave Airlie Cc: Andrzej Hajda Cc: Archit Taneja --- drivers/gpu/drm/drm_crtc_internal.h | 2 ++ drivers/gpu/drm/drm_encoder.c | 23 +++++++++++++++++++++++ 2 files changed, 25 insertions(+) diff --git a/drivers/gpu/drm/drm_crtc_internal.h b/drivers/gpu/drm/drm_crtc_internal.h index 3800abd..6165bc9 100644 --- a/drivers/gpu/drm/drm_crtc_internal.h +++ b/drivers/gpu/drm/drm_crtc_internal.h @@ -129,6 +129,8 @@ int drm_mode_obj_set_property_ioctl(struct drm_device *dev, void *data, /* drm_encoder.c */ int drm_encoder_register_all(struct drm_device *dev); void drm_encoder_unregister_all(struct drm_device *dev); +enum drm_mode_status drm_encoder_mode_valid(struct drm_encoder *encoder, + const struct drm_display_mode *mode); /* IOCTL */ int drm_mode_getencoder(struct drm_device *dev, diff --git a/drivers/gpu/drm/drm_encoder.c b/drivers/gpu/drm/drm_encoder.c index 0708779..af75f42 100644 --- a/drivers/gpu/drm/drm_encoder.c +++ b/drivers/gpu/drm/drm_encoder.c @@ -23,6 +23,7 @@ #include #include #include +#include #include "drm_crtc_internal.h" @@ -239,3 +240,25 @@ int drm_mode_getencoder(struct drm_device *dev, void *data, return 0; } + +/** + * drm_encoder_mode_valid - call encoder->mode_valid callback, if any. + * @encoder: encoder + * @mode: mode to be validated + * + * If no mode_valid callback is available this will return MODE_OK. + * + * Returns: drm_mode_status Enum + */ +enum drm_mode_status drm_encoder_mode_valid(struct drm_encoder *encoder, + const struct drm_display_mode *mode) +{ + const struct drm_encoder_helper_funcs *encoder_funcs = + encoder->helper_private; + + if (!encoder_funcs || !encoder_funcs->mode_valid) + return MODE_OK; + + return encoder_funcs->mode_valid(encoder, mode); +} +EXPORT_SYMBOL(drm_encoder_mode_valid); -- 1.9.1