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[23.128.96.18]) by mx.google.com with ESMTP id ck9si2359361pjb.138.2021.05.06.02.18.23; Thu, 06 May 2021 02:18:36 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232789AbhEFGsS (ORCPT + 99 others); Thu, 6 May 2021 02:48:18 -0400 Received: from alexa-out.qualcomm.com ([129.46.98.28]:32255 "EHLO alexa-out.qualcomm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232614AbhEFGsQ (ORCPT ); Thu, 6 May 2021 02:48:16 -0400 Received: from ironmsg-lv-alpha.qualcomm.com ([10.47.202.13]) by alexa-out.qualcomm.com with ESMTP; 05 May 2021 23:47:19 -0700 X-QCInternal: smtphost Received: from ironmsg02-blr.qualcomm.com ([10.86.208.131]) by ironmsg-lv-alpha.qualcomm.com with ESMTP/TLS/AES256-SHA; 05 May 2021 23:47:17 -0700 X-QCInternal: smtphost Received: from sbillaka-linux.qualcomm.com ([10.204.66.13]) by ironmsg02-blr.qualcomm.com with ESMTP; 06 May 2021 12:16:55 +0530 Received: by sbillaka-linux.qualcomm.com (Postfix, from userid 2305739) id 71FCA21D6F; Thu, 6 May 2021 12:16:53 +0530 (IST) From: Sankeerth Billakanti To: dri-devel@lists.freedesktop.org, linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org Cc: Sankeerth Billakanti , robdclark@gmail.com, seanpaul@chromium.org, swboyd@chromium.org, kalyan_t@codeaurora.org, abhinavk@codeaurora.org, dianders@chromium.org, khsieh@codeaurora.org, mkrishn@codeaurora.org Subject: [PATCH v1 3/3] drm/msm/disp/dpu1: add support for edp encoder Date: Thu, 6 May 2021 12:16:35 +0530 Message-Id: <1620283595-30471-4-git-send-email-sbillaka@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1620283595-30471-1-git-send-email-sbillaka@codeaurora.org> References: <1620283595-30471-1-git-send-email-sbillaka@codeaurora.org> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This change will enable dpu encoder support for the native eDP interface on next generation snapdragon platforms. Signed-off-by: Sankeerth Billakanti --- drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c | 7 +++++- drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c | 33 +++++++++++++++++++++++++++++ 2 files changed, 39 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c index 8d94205..9f5185bb 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c @@ -2075,7 +2075,12 @@ static int dpu_encoder_setup_display(struct dpu_encoder_virt *dpu_enc, intf_type = INTF_DSI; break; case DRM_MODE_ENCODER_TMDS: - intf_type = INTF_DP; + if (disp_info->capabilities & MSM_DISPLAY_CAP_CMD_MODE) { + intf_type = INTF_EDP; + /* PSR CMD mode not supported */ + disp_info->capabilities = MSM_DISPLAY_CAP_VID_MODE; + } else + intf_type = INTF_DP; break; } diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c index 88e9cc3..ecd7dc8 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c @@ -499,6 +499,33 @@ static int _dpu_kms_initialize_dsi(struct drm_device *dev, return rc; } +static int _dpu_kms_initialize_edp(struct drm_device *dev, + struct msm_drm_private *priv, + struct dpu_kms *dpu_kms) +{ + struct drm_encoder *encoder = NULL; + int rc = 0; + + if (!priv->edp) + return rc; + + encoder = dpu_encoder_init(dev, DRM_MODE_ENCODER_TMDS); + if (IS_ERR(encoder)) { + DPU_ERROR("encoder init failed for eDP display\n"); + return PTR_ERR(encoder); + } + + rc = msm_edp_modeset_init(priv->edp, dev, encoder); + if (rc) { + DPU_ERROR("modeset_init failed for eDP, rc = %d\n", rc); + drm_encoder_cleanup(encoder); + return rc; + } + + priv->encoders[priv->num_encoders++] = encoder; + return rc; +} + static int _dpu_kms_initialize_displayport(struct drm_device *dev, struct msm_drm_private *priv, struct dpu_kms *dpu_kms) @@ -546,6 +573,12 @@ static int _dpu_kms_setup_displays(struct drm_device *dev, return rc; } + rc = _dpu_kms_initialize_edp(dev, priv, dpu_kms); + if (rc) { + DPU_ERROR("initialize_eDP failed, rc = %d\n", rc); + return rc; + } + rc = _dpu_kms_initialize_displayport(dev, priv, dpu_kms); if (rc) { DPU_ERROR("initialize_DP failed, rc = %d\n", rc); -- The Qualcomm Innovatin Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project