From patchwork Fri Jul 26 17:23:17 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrzej Pietrasiewicz X-Patchwork-Id: 11061573 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 8EB781398 for ; Fri, 26 Jul 2019 17:29:04 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 799C228936 for ; Fri, 26 Jul 2019 17:29:04 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 6BC392899F; Fri, 26 Jul 2019 17:29:04 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,UNPARSEABLE_RELAY autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 85C80289A6 for ; Fri, 26 Jul 2019 17:29:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=YXbB+1Gk3ALL17Xo1bbVWpMB2xApLRRDijIxs+txXHw=; b=VS0/GxT/dbPlR3K+z3WrdTCDk/ itz7e8PcF1d/KW3eFHrJHIjR0MG1Pkxc9H2B4ra6fMwh54FwTNAiK8Mkhw7JhGLu3sKI9Vr7oF6sJ dMIok4i1lNDx8nNaZaMzDtv+UBwJflz27o/exx9bAYfz4KKxVc9SolQPHgTyLP1helT6dUm4/kLDh RliXJqRxm0/oT4lJt/ORIBgMCOL8vK1Fbc+3dGiYvPSiqpqn3o4KFnuGsxQIasvBQIi67E/dFsbtT VTvAWb+MgLMRspPnDEFZzEpSucN7taRE4XUonTEWRf4mqLdwWV14HgNonyLMIQvJH4v2En3CVKFbE Gt6siWBQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hr41e-0004UQ-W4; Fri, 26 Jul 2019 17:29:02 +0000 Received: from bhuna.collabora.co.uk ([2a00:1098:0:82:1000:25:2eeb:e3e3]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1hr41b-0004TD-71; Fri, 26 Jul 2019 17:29:01 +0000 Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: andrzej.p) with ESMTPSA id EA76B28C54D From: Andrzej Pietrasiewicz To: dri-devel@lists.freedesktop.org Subject: [PATCH v6 23/24] drm/radeon: Provide ddc symlink in connector sysfs directory Date: Fri, 26 Jul 2019 19:23:17 +0200 Message-Id: <0836f34238730afce3f4d6b13f5cf04f832b668a.1564161140.git.andrzej.p@collabora.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: References: In-Reply-To: References: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190726_102859_515437_49C1A078 X-CRM114-Status: GOOD ( 11.87 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "Y.C. Chen" , =?utf-8?q?Heiko_St=C3=BCbner?= , Sam Ravnborg , Neil Armstrong , David Airlie , Ramalingam C , Joonas Lahtinen , Douglas Anderson , Andrzej Hajda , Thierry Reding , Laurent Pinchart , Benjamin Gaignard , kernel@collabora.com, Fabio Estevam , =?utf-8?b?VmlsbGUgU3lyasOkbMOk?= , "David \(ChunMing\) Zhou" , linux-samsung-soc@vger.kernel.org, Joonyoung Shim , Jyri Sarha , Vincent Abriou , Rob Clark , Krzysztof Kozlowski , Jonathan Hunter , linux-rockchip@lists.infradead.org, Chen-Yu Tsai , Kukjin Kim , NXP Linux Team , CK Hu , Dave Airlie , intel-gfx@lists.freedesktop.org, Shashank Sharma , freedreno@lists.freedesktop.org, linux-tegra@vger.kernel.org, Philipp Zabel , Jonas Karlman , linux-arm-msm@vger.kernel.org, Sascha Hauer , Maarten Lankhorst , Jani Nikula , Inki Dae , Mamta Shukla , linux-mediatek@lists.infradead.org, Maxime Ripard , Rodrigo Vivi , Matthias Brugger , Thomas Gleixner , Chris Wilson , Sean Paul , Pengutronix Kernel Team , Allison Randal , linux-arm-kernel@lists.infradead.org, Enrico Weigelt , Jernej Skrabec , amd-gfx@lists.freedesktop.org, Tomi Valkeinen , Eric Anholt , Thomas Zimmermann , Oleksandr Andrushchenko , Seung-Woo Kim , Sandy Huang , linux-kernel@vger.kernel.org, Todor Tomov , Kyungmin Park , Huang Rui , Daniel Vetter , Greg Kroah-Hartman , Alex Deucher , Shawn Guo , =?utf-8?q?Christian_K=C3=B6nig?= , Gerd Hoffmann MIME-Version: 1.0 Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Use the ddc pointer provided by the generic connector. Signed-off-by: Andrzej Pietrasiewicz Acked-by: Alex Deucher --- drivers/gpu/drm/radeon/radeon_connectors.c | 142 +++++++++++++++------ 1 file changed, 106 insertions(+), 36 deletions(-) diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c index c60d1a44d22a..b3ad8d890801 100644 --- a/drivers/gpu/drm/radeon/radeon_connectors.c +++ b/drivers/gpu/drm/radeon/radeon_connectors.c @@ -1870,6 +1870,7 @@ radeon_add_atom_connector(struct drm_device *dev, struct radeon_connector_atom_dig *radeon_dig_connector; struct drm_encoder *encoder; struct radeon_encoder *radeon_encoder; + struct i2c_adapter *ddc; uint32_t subpixel_order = SubPixelNone; bool shared_ddc = false; bool is_dp_bridge = false; @@ -1947,17 +1948,21 @@ radeon_add_atom_connector(struct drm_device *dev, radeon_connector->con_priv = radeon_dig_connector; if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); - if (radeon_connector->ddc_bus) + if (radeon_connector->ddc_bus) { has_aux = true; - else + ddc = &radeon_connector->ddc_bus->adapter; + } else { DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); + } } switch (connector_type) { case DRM_MODE_CONNECTOR_VGA: case DRM_MODE_CONNECTOR_DVIA: default: - drm_connector_init(dev, &radeon_connector->base, - &radeon_dp_connector_funcs, connector_type); + drm_connector_init_with_ddc(dev, &radeon_connector->base, + &radeon_dp_connector_funcs, + connector_type, + ddc); drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs); connector->interlace_allowed = true; @@ -1979,8 +1984,10 @@ radeon_add_atom_connector(struct drm_device *dev, case DRM_MODE_CONNECTOR_HDMIA: case DRM_MODE_CONNECTOR_HDMIB: case DRM_MODE_CONNECTOR_DisplayPort: - drm_connector_init(dev, &radeon_connector->base, - &radeon_dp_connector_funcs, connector_type); + drm_connector_init_with_ddc(dev, &radeon_connector->base, + &radeon_dp_connector_funcs, + connector_type, + ddc); drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs); drm_object_attach_property(&radeon_connector->base.base, @@ -2027,8 +2034,10 @@ radeon_add_atom_connector(struct drm_device *dev, break; case DRM_MODE_CONNECTOR_LVDS: case DRM_MODE_CONNECTOR_eDP: - drm_connector_init(dev, &radeon_connector->base, - &radeon_lvds_bridge_connector_funcs, connector_type); + drm_connector_init_with_ddc(dev, &radeon_connector->base, + &radeon_lvds_bridge_connector_funcs, + connector_type, + ddc); drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs); drm_object_attach_property(&radeon_connector->base.base, @@ -2042,13 +2051,18 @@ radeon_add_atom_connector(struct drm_device *dev, } else { switch (connector_type) { case DRM_MODE_CONNECTOR_VGA: - drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type); - drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); if (!radeon_connector->ddc_bus) DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); + else + ddc = &radeon_connector->ddc_bus->adapter; } + drm_connector_init_with_ddc(dev, &radeon_connector->base, + &radeon_vga_connector_funcs, + connector_type, + ddc); + drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); radeon_connector->dac_load_detect = true; drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.load_detect_property, @@ -2067,13 +2081,18 @@ radeon_add_atom_connector(struct drm_device *dev, connector->doublescan_allowed = true; break; case DRM_MODE_CONNECTOR_DVIA: - drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type); - drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); if (!radeon_connector->ddc_bus) DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); + else + ddc = &radeon_connector->ddc_bus->adapter; } + drm_connector_init_with_ddc(dev, &radeon_connector->base, + &radeon_vga_connector_funcs, + connector_type, + ddc); + drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); radeon_connector->dac_load_detect = true; drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.load_detect_property, @@ -2098,13 +2117,18 @@ radeon_add_atom_connector(struct drm_device *dev, goto failed; radeon_dig_connector->igp_lane_info = igp_lane_info; radeon_connector->con_priv = radeon_dig_connector; - drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type); - drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs); if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); if (!radeon_connector->ddc_bus) DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); + else + ddc = &radeon_connector->ddc_bus->adapter; } + drm_connector_init_with_ddc(dev, &radeon_connector->base, + &radeon_dvi_connector_funcs, + connector_type, + ddc); + drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs); subpixel_order = SubPixelHorizontalRGB; drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.coherent_mode_property, @@ -2155,13 +2179,18 @@ radeon_add_atom_connector(struct drm_device *dev, goto failed; radeon_dig_connector->igp_lane_info = igp_lane_info; radeon_connector->con_priv = radeon_dig_connector; - drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type); - drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs); if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); if (!radeon_connector->ddc_bus) DRM_ERROR("HDMI: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); + else + ddc = &radeon_connector->ddc_bus->adapter; } + drm_connector_init_with_ddc(dev, &radeon_connector->base, + &radeon_dvi_connector_funcs, + connector_type, + ddc); + drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs); drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.coherent_mode_property, 1); @@ -2205,15 +2234,20 @@ radeon_add_atom_connector(struct drm_device *dev, goto failed; radeon_dig_connector->igp_lane_info = igp_lane_info; radeon_connector->con_priv = radeon_dig_connector; - drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type); - drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs); if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); - if (radeon_connector->ddc_bus) + if (radeon_connector->ddc_bus) { has_aux = true; - else + ddc = &radeon_connector->ddc_bus->adapter; + } else { DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); + } } + drm_connector_init_with_ddc(dev, &radeon_connector->base, + &radeon_dp_connector_funcs, + connector_type, + ddc); + drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs); subpixel_order = SubPixelHorizontalRGB; drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.coherent_mode_property, @@ -2255,15 +2289,20 @@ radeon_add_atom_connector(struct drm_device *dev, goto failed; radeon_dig_connector->igp_lane_info = igp_lane_info; radeon_connector->con_priv = radeon_dig_connector; - drm_connector_init(dev, &radeon_connector->base, &radeon_edp_connector_funcs, connector_type); - drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs); if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); - if (radeon_connector->ddc_bus) + if (radeon_connector->ddc_bus) { has_aux = true; - else + ddc = &radeon_connector->ddc_bus->adapter; + } else { DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); + } } + drm_connector_init_with_ddc(dev, &radeon_connector->base, + &radeon_edp_connector_funcs, + connector_type, + ddc); + drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs); drm_object_attach_property(&radeon_connector->base.base, dev->mode_config.scaling_mode_property, DRM_MODE_SCALE_FULLSCREEN); @@ -2274,7 +2313,10 @@ radeon_add_atom_connector(struct drm_device *dev, case DRM_MODE_CONNECTOR_SVIDEO: case DRM_MODE_CONNECTOR_Composite: case DRM_MODE_CONNECTOR_9PinDIN: - drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type); + drm_connector_init_with_ddc(dev, &radeon_connector->base, + &radeon_tv_connector_funcs, + connector_type, + ddc); drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs); radeon_connector->dac_load_detect = true; drm_object_attach_property(&radeon_connector->base.base, @@ -2294,13 +2336,18 @@ radeon_add_atom_connector(struct drm_device *dev, goto failed; radeon_dig_connector->igp_lane_info = igp_lane_info; radeon_connector->con_priv = radeon_dig_connector; - drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type); - drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs); if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); if (!radeon_connector->ddc_bus) DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); + else + ddc = &radeon_connector->ddc_bus->adapter; } + drm_connector_init_with_ddc(dev, &radeon_connector->base, + &radeon_lvds_connector_funcs, + connector_type, + ddc); + drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs); drm_object_attach_property(&radeon_connector->base.base, dev->mode_config.scaling_mode_property, DRM_MODE_SCALE_FULLSCREEN); @@ -2378,13 +2425,18 @@ radeon_add_legacy_connector(struct drm_device *dev, switch (connector_type) { case DRM_MODE_CONNECTOR_VGA: - drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type); - drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); if (!radeon_connector->ddc_bus) DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); + else + ddc = &radeon_connector->ddc_bus->adapter; } + drm_connector_init_with_ddc(dev, &radeon_connector->base, + &radeon_vga_connector_funcs, + connector_type, + ddc); + drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); radeon_connector->dac_load_detect = true; drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.load_detect_property, @@ -2395,13 +2447,18 @@ radeon_add_legacy_connector(struct drm_device *dev, connector->doublescan_allowed = true; break; case DRM_MODE_CONNECTOR_DVIA: - drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type); - drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); if (!radeon_connector->ddc_bus) DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); + else + ddc = &radeon_connector->ddc_bus->adapter; } + drm_connector_init_with_ddc(dev, &radeon_connector->base, + &radeon_vga_connector_funcs, + connector_type, + ddc); + drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); radeon_connector->dac_load_detect = true; drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.load_detect_property, @@ -2413,13 +2470,18 @@ radeon_add_legacy_connector(struct drm_device *dev, break; case DRM_MODE_CONNECTOR_DVII: case DRM_MODE_CONNECTOR_DVID: - drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type); - drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs); if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); if (!radeon_connector->ddc_bus) DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); + else + ddc = &radeon_connector->ddc_bus->adapter; } + drm_connector_init_with_ddc(dev, &radeon_connector->base, + &radeon_dvi_connector_funcs, + connector_type, + ddc); + drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs); if (connector_type == DRM_MODE_CONNECTOR_DVII) { radeon_connector->dac_load_detect = true; drm_object_attach_property(&radeon_connector->base.base, @@ -2436,7 +2498,10 @@ radeon_add_legacy_connector(struct drm_device *dev, case DRM_MODE_CONNECTOR_SVIDEO: case DRM_MODE_CONNECTOR_Composite: case DRM_MODE_CONNECTOR_9PinDIN: - drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type); + drm_connector_init_with_ddc(dev, &radeon_connector->base, + &radeon_tv_connector_funcs, + connector_type, + ddc); drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs); radeon_connector->dac_load_detect = true; /* RS400,RC410,RS480 chipset seems to report a lot @@ -2458,13 +2523,18 @@ radeon_add_legacy_connector(struct drm_device *dev, connector->doublescan_allowed = false; break; case DRM_MODE_CONNECTOR_LVDS: - drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type); - drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs); if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); if (!radeon_connector->ddc_bus) DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); + else + ddc = &radeon_connector->ddc_bus->adapter; } + drm_connector_init_with_ddc(dev, &radeon_connector->base, + &radeon_lvds_connector_funcs, + connector_type, + ddc); + drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs); drm_object_attach_property(&radeon_connector->base.base, dev->mode_config.scaling_mode_property, DRM_MODE_SCALE_FULLSCREEN);