From patchwork Fri Jul 26 17:23:16 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrzej Pietrasiewicz X-Patchwork-Id: 11061565 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 2A2C81398 for ; Fri, 26 Jul 2019 17:28:51 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 167DD28936 for ; Fri, 26 Jul 2019 17:28:51 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 0A04D28A6B; Fri, 26 Jul 2019 17:28:51 +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,MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED,UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 7CF3E28936 for ; Fri, 26 Jul 2019 17:28:49 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 8E2936EE16; Fri, 26 Jul 2019 17:28:47 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from bhuna.collabora.co.uk (bhuna.collabora.co.uk [IPv6:2a00:1098:0:82:1000:25:2eeb:e3e3]) by gabe.freedesktop.org (Postfix) with ESMTPS id 137E26EE10; Fri, 26 Jul 2019 17:28:46 +0000 (UTC) Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: andrzej.p) with ESMTPSA id F175228C54F From: Andrzej Pietrasiewicz To: dri-devel@lists.freedesktop.org Subject: [PATCH v6 22/24] drm/amdgpu: Provide ddc symlink in connector sysfs directory Date: Fri, 26 Jul 2019 19:23:16 +0200 Message-Id: <7fee0fa0d0f77af6595d283d5f3ae5d551475821.1564161140.git.andrzej.p@collabora.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: References: In-Reply-To: References: X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Sam Ravnborg , Neil Armstrong , David Airlie , Douglas Anderson , Thierry Reding , Laurent Pinchart , kernel@collabora.com, linux-samsung-soc@vger.kernel.org, Jyri Sarha , Vincent Abriou , Krzysztof Kozlowski , Jonathan Hunter , linux-rockchip@lists.infradead.org, Chen-Yu Tsai , Kukjin Kim , NXP Linux Team , Dave Airlie , intel-gfx@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-tegra@vger.kernel.org, Jonas Karlman , linux-arm-msm@vger.kernel.org, Mamta Shukla , linux-mediatek@lists.infradead.org, Maxime Ripard , Rodrigo Vivi , Matthias Brugger , Thomas Gleixner , Sean Paul , Pengutronix Kernel Team , Allison Randal , linux-arm-kernel@lists.infradead.org, Jernej Skrabec , amd-gfx@lists.freedesktop.org, Tomi Valkeinen , Thomas Zimmermann , Seung-Woo Kim , linux-kernel@vger.kernel.org, Todor Tomov , Kyungmin Park , Huang Rui , Alex Deucher , Shawn Guo , =?utf-8?q?Christian_K=C3=B6nig?= , Gerd Hoffmann MIME-Version: 1.0 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP Use the ddc pointer provided by the generic connector. Signed-off-by: Andrzej Pietrasiewicz Acked-by: Alex Deucher --- .../gpu/drm/amd/amdgpu/amdgpu_connectors.c | 96 ++++++++++++++----- 1 file changed, 70 insertions(+), 26 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c index 73b2ede773d3..ece55c8fa673 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c @@ -1505,6 +1505,7 @@ amdgpu_connector_add(struct amdgpu_device *adev, struct amdgpu_connector_atom_dig *amdgpu_dig_connector; struct drm_encoder *encoder; struct amdgpu_encoder *amdgpu_encoder; + struct i2c_adapter *ddc = NULL; uint32_t subpixel_order = SubPixelNone; bool shared_ddc = false; bool is_dp_bridge = false; @@ -1574,17 +1575,21 @@ amdgpu_connector_add(struct amdgpu_device *adev, amdgpu_connector->con_priv = amdgpu_dig_connector; if (i2c_bus->valid) { amdgpu_connector->ddc_bus = amdgpu_i2c_lookup(adev, i2c_bus); - if (amdgpu_connector->ddc_bus) + if (amdgpu_connector->ddc_bus) { has_aux = true; - else + ddc = &amdgpu_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, &amdgpu_connector->base, - &amdgpu_connector_dp_funcs, connector_type); + drm_connector_init_with_ddc(dev, &amdgpu_connector->base, + &amdgpu_connector_dp_funcs, + connector_type, + ddc); drm_connector_helper_add(&amdgpu_connector->base, &amdgpu_connector_dp_helper_funcs); connector->interlace_allowed = true; @@ -1602,8 +1607,10 @@ amdgpu_connector_add(struct amdgpu_device *adev, case DRM_MODE_CONNECTOR_HDMIA: case DRM_MODE_CONNECTOR_HDMIB: case DRM_MODE_CONNECTOR_DisplayPort: - drm_connector_init(dev, &amdgpu_connector->base, - &amdgpu_connector_dp_funcs, connector_type); + drm_connector_init_with_ddc(dev, &amdgpu_connector->base, + &amdgpu_connector_dp_funcs, + connector_type, + ddc); drm_connector_helper_add(&amdgpu_connector->base, &amdgpu_connector_dp_helper_funcs); drm_object_attach_property(&amdgpu_connector->base.base, @@ -1644,8 +1651,10 @@ amdgpu_connector_add(struct amdgpu_device *adev, break; case DRM_MODE_CONNECTOR_LVDS: case DRM_MODE_CONNECTOR_eDP: - drm_connector_init(dev, &amdgpu_connector->base, - &amdgpu_connector_edp_funcs, connector_type); + drm_connector_init_with_ddc(dev, &amdgpu_connector->base, + &amdgpu_connector_edp_funcs, + connector_type, + ddc); drm_connector_helper_add(&amdgpu_connector->base, &amdgpu_connector_dp_helper_funcs); drm_object_attach_property(&amdgpu_connector->base.base, @@ -1659,13 +1668,18 @@ amdgpu_connector_add(struct amdgpu_device *adev, } else { switch (connector_type) { case DRM_MODE_CONNECTOR_VGA: - drm_connector_init(dev, &amdgpu_connector->base, &amdgpu_connector_vga_funcs, connector_type); - drm_connector_helper_add(&amdgpu_connector->base, &amdgpu_connector_vga_helper_funcs); if (i2c_bus->valid) { amdgpu_connector->ddc_bus = amdgpu_i2c_lookup(adev, i2c_bus); if (!amdgpu_connector->ddc_bus) DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); + else + ddc = &amdgpu_connector->ddc_bus->adapter; } + drm_connector_init_with_ddc(dev, &amdgpu_connector->base, + &amdgpu_connector_vga_funcs, + connector_type, + ddc); + drm_connector_helper_add(&amdgpu_connector->base, &amdgpu_connector_vga_helper_funcs); amdgpu_connector->dac_load_detect = true; drm_object_attach_property(&amdgpu_connector->base.base, adev->mode_info.load_detect_property, @@ -1679,13 +1693,18 @@ amdgpu_connector_add(struct amdgpu_device *adev, connector->doublescan_allowed = true; break; case DRM_MODE_CONNECTOR_DVIA: - drm_connector_init(dev, &amdgpu_connector->base, &amdgpu_connector_vga_funcs, connector_type); - drm_connector_helper_add(&amdgpu_connector->base, &amdgpu_connector_vga_helper_funcs); if (i2c_bus->valid) { amdgpu_connector->ddc_bus = amdgpu_i2c_lookup(adev, i2c_bus); if (!amdgpu_connector->ddc_bus) DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); + else + ddc = &amdgpu_connector->ddc_bus->adapter; } + drm_connector_init_with_ddc(dev, &amdgpu_connector->base, + &amdgpu_connector_vga_funcs, + connector_type, + ddc); + drm_connector_helper_add(&amdgpu_connector->base, &amdgpu_connector_vga_helper_funcs); amdgpu_connector->dac_load_detect = true; drm_object_attach_property(&amdgpu_connector->base.base, adev->mode_info.load_detect_property, @@ -1704,13 +1723,18 @@ amdgpu_connector_add(struct amdgpu_device *adev, if (!amdgpu_dig_connector) goto failed; amdgpu_connector->con_priv = amdgpu_dig_connector; - drm_connector_init(dev, &amdgpu_connector->base, &amdgpu_connector_dvi_funcs, connector_type); - drm_connector_helper_add(&amdgpu_connector->base, &amdgpu_connector_dvi_helper_funcs); if (i2c_bus->valid) { amdgpu_connector->ddc_bus = amdgpu_i2c_lookup(adev, i2c_bus); if (!amdgpu_connector->ddc_bus) DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); + else + ddc = &amdgpu_connector->ddc_bus->adapter; } + drm_connector_init_with_ddc(dev, &amdgpu_connector->base, + &amdgpu_connector_dvi_funcs, + connector_type, + ddc); + drm_connector_helper_add(&amdgpu_connector->base, &amdgpu_connector_dvi_helper_funcs); subpixel_order = SubPixelHorizontalRGB; drm_object_attach_property(&amdgpu_connector->base.base, adev->mode_info.coherent_mode_property, @@ -1754,13 +1778,18 @@ amdgpu_connector_add(struct amdgpu_device *adev, if (!amdgpu_dig_connector) goto failed; amdgpu_connector->con_priv = amdgpu_dig_connector; - drm_connector_init(dev, &amdgpu_connector->base, &amdgpu_connector_dvi_funcs, connector_type); - drm_connector_helper_add(&amdgpu_connector->base, &amdgpu_connector_dvi_helper_funcs); if (i2c_bus->valid) { amdgpu_connector->ddc_bus = amdgpu_i2c_lookup(adev, i2c_bus); if (!amdgpu_connector->ddc_bus) DRM_ERROR("HDMI: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); + else + ddc = &amdgpu_connector->ddc_bus->adapter; } + drm_connector_init_with_ddc(dev, &amdgpu_connector->base, + &amdgpu_connector_dvi_funcs, + connector_type, + ddc); + drm_connector_helper_add(&amdgpu_connector->base, &amdgpu_connector_dvi_helper_funcs); drm_object_attach_property(&amdgpu_connector->base.base, adev->mode_info.coherent_mode_property, 1); @@ -1796,15 +1825,20 @@ amdgpu_connector_add(struct amdgpu_device *adev, if (!amdgpu_dig_connector) goto failed; amdgpu_connector->con_priv = amdgpu_dig_connector; - drm_connector_init(dev, &amdgpu_connector->base, &amdgpu_connector_dp_funcs, connector_type); - drm_connector_helper_add(&amdgpu_connector->base, &amdgpu_connector_dp_helper_funcs); if (i2c_bus->valid) { amdgpu_connector->ddc_bus = amdgpu_i2c_lookup(adev, i2c_bus); - if (amdgpu_connector->ddc_bus) + if (amdgpu_connector->ddc_bus) { has_aux = true; - else + ddc = &amdgpu_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, &amdgpu_connector->base, + &amdgpu_connector_dp_funcs, + connector_type, + ddc); + drm_connector_helper_add(&amdgpu_connector->base, &amdgpu_connector_dp_helper_funcs); subpixel_order = SubPixelHorizontalRGB; drm_object_attach_property(&amdgpu_connector->base.base, adev->mode_info.coherent_mode_property, @@ -1838,15 +1872,20 @@ amdgpu_connector_add(struct amdgpu_device *adev, if (!amdgpu_dig_connector) goto failed; amdgpu_connector->con_priv = amdgpu_dig_connector; - drm_connector_init(dev, &amdgpu_connector->base, &amdgpu_connector_edp_funcs, connector_type); - drm_connector_helper_add(&amdgpu_connector->base, &amdgpu_connector_dp_helper_funcs); if (i2c_bus->valid) { amdgpu_connector->ddc_bus = amdgpu_i2c_lookup(adev, i2c_bus); - if (amdgpu_connector->ddc_bus) + if (amdgpu_connector->ddc_bus) { has_aux = true; - else + ddc = &amdgpu_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, &amdgpu_connector->base, + &amdgpu_connector_edp_funcs, + connector_type, + ddc); + drm_connector_helper_add(&amdgpu_connector->base, &amdgpu_connector_dp_helper_funcs); drm_object_attach_property(&amdgpu_connector->base.base, dev->mode_config.scaling_mode_property, DRM_MODE_SCALE_FULLSCREEN); @@ -1859,13 +1898,18 @@ amdgpu_connector_add(struct amdgpu_device *adev, if (!amdgpu_dig_connector) goto failed; amdgpu_connector->con_priv = amdgpu_dig_connector; - drm_connector_init(dev, &amdgpu_connector->base, &amdgpu_connector_lvds_funcs, connector_type); - drm_connector_helper_add(&amdgpu_connector->base, &amdgpu_connector_lvds_helper_funcs); if (i2c_bus->valid) { amdgpu_connector->ddc_bus = amdgpu_i2c_lookup(adev, i2c_bus); if (!amdgpu_connector->ddc_bus) DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); + else + ddc = &amdgpu_connector->ddc_bus->adapter; } + drm_connector_init_with_ddc(dev, &amdgpu_connector->base, + &amdgpu_connector_lvds_funcs, + connector_type, + ddc); + drm_connector_helper_add(&amdgpu_connector->base, &amdgpu_connector_lvds_helper_funcs); drm_object_attach_property(&amdgpu_connector->base.base, dev->mode_config.scaling_mode_property, DRM_MODE_SCALE_FULLSCREEN);