From patchwork Mon Feb 24 23:21:19 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sebastian Reichel X-Patchwork-Id: 11402041 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id D454118E8 for ; Mon, 24 Feb 2020 23:21:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BB47720732 for ; Mon, 24 Feb 2020 23:21:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728542AbgBXXVp (ORCPT ); Mon, 24 Feb 2020 18:21:45 -0500 Received: from bhuna.collabora.co.uk ([46.235.227.227]:59906 "EHLO bhuna.collabora.co.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728547AbgBXXVo (ORCPT ); Mon, 24 Feb 2020 18:21:44 -0500 Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: sre) with ESMTPSA id 63B622935C9 Received: by earth.universe (Postfix, from userid 1000) id B08363C0CB4; Tue, 25 Feb 2020 00:21:31 +0100 (CET) From: Sebastian Reichel To: Sebastian Reichel , Laurent Pinchart , Tomi Valkeinen Cc: Tony Lindgren , Merlijn Wajer , "H. Nikolaus Schaller" , Rob Herring , linux-omap@vger.kernel.org, dri-devel@lists.freedesktop.org, kernel@collabora.com, Sebastian Reichel Subject: [PATCHv2 49/56] drm/omap: drop unused DSS next pointer Date: Tue, 25 Feb 2020 00:21:19 +0100 Message-Id: <20200224232126.3385250-50-sebastian.reichel@collabora.com> X-Mailer: git-send-email 2.25.0 In-Reply-To: <20200224232126.3385250-1-sebastian.reichel@collabora.com> References: <20200224232126.3385250-1-sebastian.reichel@collabora.com> MIME-Version: 1.0 Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org Since all encoders and panels are using the bridge API now, we next pointer is no longer useful and can be dropped. Signed-off-by: Sebastian Reichel --- drivers/gpu/drm/omapdrm/dss/base.c | 2 +- drivers/gpu/drm/omapdrm/dss/omapdss.h | 1 - drivers/gpu/drm/omapdrm/dss/output.c | 13 +------------ drivers/gpu/drm/omapdrm/omap_encoder.c | 4 ---- 4 files changed, 2 insertions(+), 18 deletions(-) diff --git a/drivers/gpu/drm/omapdrm/dss/base.c b/drivers/gpu/drm/omapdrm/dss/base.c index c2791305c332..d62713b241d2 100644 --- a/drivers/gpu/drm/omapdrm/dss/base.c +++ b/drivers/gpu/drm/omapdrm/dss/base.c @@ -135,7 +135,7 @@ struct omap_dss_device *omapdss_device_next_output(struct omap_dss_device *from) goto done; } - if (dssdev->id && (dssdev->next || dssdev->bridge)) + if (dssdev->id && (dssdev->bridge)) goto done; } diff --git a/drivers/gpu/drm/omapdrm/dss/omapdss.h b/drivers/gpu/drm/omapdrm/dss/omapdss.h index 325a89d802e2..03498f0ed6c2 100644 --- a/drivers/gpu/drm/omapdrm/dss/omapdss.h +++ b/drivers/gpu/drm/omapdrm/dss/omapdss.h @@ -292,7 +292,6 @@ struct omap_dss_device { struct module *owner; struct dss_device *dss; - struct omap_dss_device *next; struct drm_bridge *bridge; struct drm_bridge *next_bridge; struct drm_panel *panel; diff --git a/drivers/gpu/drm/omapdrm/dss/output.c b/drivers/gpu/drm/omapdrm/dss/output.c index ce21c798cca6..40cb353572f6 100644 --- a/drivers/gpu/drm/omapdrm/dss/output.c +++ b/drivers/gpu/drm/omapdrm/dss/output.c @@ -30,7 +30,6 @@ int omapdss_device_init_output(struct omap_dss_device *out, return 0; } - out->next = omapdss_find_device_by_node(remote_node); out->bridge = of_drm_find_bridge(remote_node); out->panel = of_drm_find_panel(remote_node); if (IS_ERR(out->panel)) @@ -38,12 +37,6 @@ int omapdss_device_init_output(struct omap_dss_device *out, of_node_put(remote_node); - if (out->next && out->type != out->next->type) { - dev_err(out->dev, "output type and display type don't match\n"); - ret = -EINVAL; - goto error; - } - if (out->panel) { struct drm_bridge *bridge; @@ -69,7 +62,7 @@ int omapdss_device_init_output(struct omap_dss_device *out, out->bridge = local_bridge; } - if (!out->next && !out->bridge) { + if (!out->bridge) { ret = -EPROBE_DEFER; goto error; } @@ -78,7 +71,6 @@ int omapdss_device_init_output(struct omap_dss_device *out, error: omapdss_device_cleanup_output(out); - out->next = NULL; return ret; } EXPORT_SYMBOL(omapdss_device_init_output); @@ -88,9 +80,6 @@ void omapdss_device_cleanup_output(struct omap_dss_device *out) if (out->bridge && out->panel) drm_panel_bridge_remove(out->next_bridge ? out->next_bridge : out->bridge); - - if (out->next) - omapdss_device_put(out->next); } EXPORT_SYMBOL(omapdss_device_cleanup_output); diff --git a/drivers/gpu/drm/omapdrm/omap_encoder.c b/drivers/gpu/drm/omapdrm/omap_encoder.c index 610c5a2f2771..5f5fa01240a7 100644 --- a/drivers/gpu/drm/omapdrm/omap_encoder.c +++ b/drivers/gpu/drm/omapdrm/omap_encoder.c @@ -75,7 +75,6 @@ static void omap_encoder_mode_set(struct drm_encoder *encoder, { struct omap_encoder *omap_encoder = to_omap_encoder(encoder); struct omap_dss_device *output = omap_encoder->output; - struct omap_dss_device *dssdev; struct drm_device *dev = encoder->dev; struct drm_connector *connector; struct drm_bridge *bridge; @@ -98,9 +97,6 @@ static void omap_encoder_mode_set(struct drm_encoder *encoder, * * A better solution is to use DRM's bus-flags through the whole driver. */ - for (dssdev = output; dssdev; dssdev = dssdev->next) - omap_encoder_update_videomode_flags(&vm, dssdev->bus_flags); - for (bridge = output->bridge; bridge; bridge = drm_bridge_get_next_bridge(bridge)) { if (!bridge->timings)