From patchwork Fri May 7 23:39:43 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lyude Paul X-Patchwork-Id: 12245349 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 97D68C43461 for ; Fri, 7 May 2021 23:40:28 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 6246661352 for ; Fri, 7 May 2021 23:40:28 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6246661352 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id C031C6E5C3; Fri, 7 May 2021 23:40:27 +0000 (UTC) Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [216.205.24.124]) by gabe.freedesktop.org (Postfix) with ESMTPS id 472016E5CE for ; Fri, 7 May 2021 23:40:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1620430826; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=6EP71aC/4w7mN1DKc5J6JCe64jvEzlhYCsJxeTW/zF8=; b=dQq/Jt64Fh72ya4vJ6lVeeBOZA+VI2CWAbcRzGCDGpgzZuUsuOuOKAQp3/kQ6F2KMyFwzP jOHoJfWi59ICOvjYgenirWi5+wqlKzmtN7CUGuXF+goHW3u7w2nwvdQNKc3dw71PYXCXOd 3g0ovrFf0ZLOlOTVJzOpU3i7+G3eeBQ= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-189-iovK0Fb9Oq6mPdpyyjYY6g-1; Fri, 07 May 2021 19:40:24 -0400 X-MC-Unique: iovK0Fb9Oq6mPdpyyjYY6g-1 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 41E2C80006E; Fri, 7 May 2021 23:40:22 +0000 (UTC) Received: from Ruby.redhat.com (ovpn-112-131.rdu2.redhat.com [10.10.112.131]) by smtp.corp.redhat.com (Postfix) with ESMTP id 00EFD10016F4; Fri, 7 May 2021 23:40:18 +0000 (UTC) From: Lyude Paul To: dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, nouveau@lists.freedesktop.org Subject: [RFC v5 5/9] drm/i915/dpcd_bl: Move VESA backlight enabling code closer together Date: Fri, 7 May 2021 19:39:43 -0400 Message-Id: <20210507233947.751846-6-lyude@redhat.com> In-Reply-To: <20210507233947.751846-1-lyude@redhat.com> References: <20210507233947.751846-1-lyude@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Rajeev Nandan , Jani Nikula , David Airlie , open list , greg.depoire@gmail.com, Sean Paul , Rodrigo Vivi Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" No functional changes, just move set_vesa_backlight_enable() closer to it's only caller: intel_dp_aux_vesa_enable_backlight(). Signed-off-by: Lyude Paul Reviewed-by: Rodrigo Vivi --- .../drm/i915/display/intel_dp_aux_backlight.c | 54 +++++++++---------- 1 file changed, 27 insertions(+), 27 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c b/drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c index 1d31c33f4867..781c7cd98d75 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c +++ b/drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c @@ -270,33 +270,6 @@ intel_dp_aux_hdr_setup_backlight(struct intel_connector *connector, enum pipe pi } /* VESA backlight callbacks */ -static void set_vesa_backlight_enable(struct intel_connector *connector, bool enable) -{ - struct intel_dp *intel_dp = intel_attached_dp(connector); - struct drm_i915_private *i915 = dp_to_i915(intel_dp); - u8 reg_val = 0; - - /* Early return when display use other mechanism to enable backlight. */ - if (!connector->panel.backlight.edp.vesa.aux_enable) - return; - - if (drm_dp_dpcd_readb(&intel_dp->aux, DP_EDP_DISPLAY_CONTROL_REGISTER, ®_val) != 1) { - drm_dbg_kms(&i915->drm, "Failed to read DPCD register 0x%x\n", - DP_EDP_DISPLAY_CONTROL_REGISTER); - return; - } - if (enable) - reg_val |= DP_EDP_BACKLIGHT_ENABLE; - else - reg_val &= ~(DP_EDP_BACKLIGHT_ENABLE); - - if (drm_dp_dpcd_writeb(&intel_dp->aux, DP_EDP_DISPLAY_CONTROL_REGISTER, - reg_val) != 1) { - drm_dbg_kms(&i915->drm, "Failed to %s aux backlight\n", - enabledisable(enable)); - } -} - static bool intel_dp_aux_vesa_backlight_dpcd_mode(struct intel_connector *connector) { struct intel_dp *intel_dp = intel_attached_dp(connector); @@ -378,6 +351,33 @@ intel_dp_aux_vesa_set_backlight(const struct drm_connector_state *conn_state, } } +static void set_vesa_backlight_enable(struct intel_connector *connector, bool enable) +{ + struct intel_dp *intel_dp = intel_attached_dp(connector); + struct drm_i915_private *i915 = dp_to_i915(intel_dp); + u8 reg_val = 0; + + /* Early return when display use other mechanism to enable backlight. */ + if (!connector->panel.backlight.edp.vesa.aux_enable) + return; + + if (drm_dp_dpcd_readb(&intel_dp->aux, DP_EDP_DISPLAY_CONTROL_REGISTER, ®_val) != 1) { + drm_dbg_kms(&i915->drm, "Failed to read DPCD register 0x%x\n", + DP_EDP_DISPLAY_CONTROL_REGISTER); + return; + } + if (enable) + reg_val |= DP_EDP_BACKLIGHT_ENABLE; + else + reg_val &= ~(DP_EDP_BACKLIGHT_ENABLE); + + if (drm_dp_dpcd_writeb(&intel_dp->aux, DP_EDP_DISPLAY_CONTROL_REGISTER, + reg_val) != 1) { + drm_dbg_kms(&i915->drm, "Failed to %s aux backlight\n", + enabledisable(enable)); + } +} + static void intel_dp_aux_vesa_enable_backlight(const struct intel_crtc_state *crtc_state, const struct drm_connector_state *conn_state, u32 level)