From patchwork Fri Sep 4 04:25:02 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vidya Srinivas X-Patchwork-Id: 11755789 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 3F2BB14F9 for ; Fri, 4 Sep 2020 04:30:22 +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 2731E20748 for ; Fri, 4 Sep 2020 04:30:22 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2731E20748 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id BBBEB6EA71; 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03 Sep 2020 21:30:12 -0700 From: Vidya Srinivas To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Date: Fri, 4 Sep 2020 09:55:02 +0530 Message-Id: <1599193504-2754-1-git-send-email-vidya.srinivas@intel.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <20200723003627.31198-1-khaled.almahallawy@intel.com> References: <20200723003627.31198-1-khaled.almahallawy@intel.com> Subject: [Intel-gfx] [PATCH 1/3] drm/dp: Add PHY_TEST_PATTERN CP2520 Pattern 2 and 3 X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" From: Khaled Almahallawy Add the missing CP2520 pattern 2 and 3 phy compliance patterns v2: cosemtic changes Reviewed-by: Manasi Navare (v1) Signed-off-by: Khaled Almahallawy --- drivers/gpu/drm/drm_dp_helper.c | 2 +- include/drm/drm_dp_helper.h | 4 +++- 2 files changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/drm_dp_helper.c b/drivers/gpu/drm/drm_dp_helper.c index a3c82e726057..d0fb78c6aca6 100644 --- a/drivers/gpu/drm/drm_dp_helper.c +++ b/drivers/gpu/drm/drm_dp_helper.c @@ -1583,7 +1583,7 @@ int drm_dp_get_phy_test_pattern(struct drm_dp_aux *aux, return err; break; - case DP_PHY_TEST_PATTERN_CP2520: + case DP_PHY_TEST_PATTERN_CP2520_PAT1: err = drm_dp_dpcd_read(aux, DP_TEST_HBR2_SCRAMBLER_RESET, &data->hbr2_reset, sizeof(data->hbr2_reset)); diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h index e2d2df5e869e..73285b4c25a0 100644 --- a/include/drm/drm_dp_helper.h +++ b/include/drm/drm_dp_helper.h @@ -708,7 +708,9 @@ # define DP_PHY_TEST_PATTERN_ERROR_COUNT 0x2 # define DP_PHY_TEST_PATTERN_PRBS7 0x3 # define DP_PHY_TEST_PATTERN_80BIT_CUSTOM 0x4 -# define DP_PHY_TEST_PATTERN_CP2520 0x5 +# define DP_PHY_TEST_PATTERN_CP2520_PAT1 0x5 +# define DP_PHY_TEST_PATTERN_CP2520_PAT2 0x6 +# define DP_PHY_TEST_PATTERN_CP2520_PAT3 0x7 #define DP_TEST_HBR2_SCRAMBLER_RESET 0x24A #define DP_TEST_80BIT_CUSTOM_PATTERN_7_0 0x250 From patchwork Fri Sep 4 04:25:03 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vidya Srinivas X-Patchwork-Id: 11755793 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 78D84138C for ; Fri, 4 Sep 2020 04:30:25 +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 6143720748 for ; Fri, 4 Sep 2020 04:30:25 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6143720748 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id A76CA6EA74; Fri, 4 Sep 2020 04:30:16 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by gabe.freedesktop.org (Postfix) with ESMTPS id 233646EA70; Fri, 4 Sep 2020 04:30:15 +0000 (UTC) IronPort-SDR: hY3csjwJ/stjW1AhbatPKFBe+7L6SKXEMMdNjlPYs3b/OcY8O7iaTFrTGi180gzH/snnzEmumY RWqQHtFFyueA== X-IronPort-AV: E=McAfee;i="6000,8403,9733"; a="157699521" X-IronPort-AV: E=Sophos;i="5.76,388,1592895600"; d="scan'208";a="157699521" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga004.jf.intel.com ([10.7.209.38]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Sep 2020 21:30:14 -0700 IronPort-SDR: eZgxnZmJectH9/hL3q2QOVJ+MnNv02m5w+4FTWXhtLnIKaTaQn65/4sSvQW+yrlJiaKZkFcFb+ AaWCmLsmRr3Q== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.76,388,1592895600"; d="scan'208";a="447154749" Received: from vsrini4-xps-8920.iind.intel.com (HELO localhost.localdomain) ([10.223.163.28]) by orsmga004.jf.intel.com with ESMTP; 03 Sep 2020 21:30:13 -0700 From: Vidya Srinivas To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Date: Fri, 4 Sep 2020 09:55:03 +0530 Message-Id: <1599193504-2754-2-git-send-email-vidya.srinivas@intel.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1599193504-2754-1-git-send-email-vidya.srinivas@intel.com> References: <20200723003627.31198-1-khaled.almahallawy@intel.com> <1599193504-2754-1-git-send-email-vidya.srinivas@intel.com> Subject: [Intel-gfx] [PATCH 2/3] drm/i915/dp: TPS4 PHY test pattern compliance support X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" From: Khaled Almahallawy Adding support for TPS4 (CP2520 Pattern 3) PHY pattern source tests. v2: uniform bit names TP4a/b/c (Manasi) Signed-off-by: Khaled Almahallawy Reviewed-by: Manasi Navare Tested-by: Khaled Almahallawy --- drivers/gpu/drm/i915/display/intel_dp.c | 14 ++++++++++++-- drivers/gpu/drm/i915/i915_reg.h | 4 ++++ 2 files changed, 16 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 04231ca5643b..a8a3ffcef5dc 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -5403,7 +5403,7 @@ static void intel_dp_phy_pattern_update(struct intel_dp *intel_dp) &intel_dp->compliance.test_data.phytest; struct intel_crtc *crtc = to_intel_crtc(dig_port->base.base.crtc); enum pipe pipe = crtc->pipe; - u32 pattern_val; + u32 pattern_val, dp_tp_ctl; switch (data->phy_pattern) { case DP_PHY_TEST_PATTERN_NONE: @@ -5443,7 +5443,7 @@ static void intel_dp_phy_pattern_update(struct intel_dp *intel_dp) DDI_DP_COMP_CTL_ENABLE | DDI_DP_COMP_CTL_CUSTOM80); break; - case DP_PHY_TEST_PATTERN_CP2520: + case DP_PHY_TEST_PATTERN_CP2520_PAT1: /* * FIXME: Ideally pattern should come from DPCD 0x24A. As * current firmware of DPR-100 could not set it, so hardcoding @@ -5455,6 +5455,16 @@ static void intel_dp_phy_pattern_update(struct intel_dp *intel_dp) DDI_DP_COMP_CTL_ENABLE | DDI_DP_COMP_CTL_HBR2 | pattern_val); break; + case DP_PHY_TEST_PATTERN_CP2520_PAT3: + DRM_DEBUG_KMS("Set TPS4 Phy Test Pattern\n"); + intel_de_write(dev_priv, DDI_DP_COMP_CTL(pipe), 0x0); + dp_tp_ctl = intel_de_read(dev_priv, TGL_DP_TP_CTL(pipe)); + dp_tp_ctl &= ~DP_TP_CTL_TRAIN_PAT4_SEL_MASK; + dp_tp_ctl |= DP_TP_CTL_TRAIN_PAT4_SEL_TP4a; + dp_tp_ctl &= ~DP_TP_CTL_LINK_TRAIN_MASK; + dp_tp_ctl |= DP_TP_CTL_LINK_TRAIN_PAT4; + intel_de_write(dev_priv, TGL_DP_TP_CTL(pipe), dp_tp_ctl); + break; default: WARN(1, "Invalid Phy Test Pattern\n"); } diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index ab4b1abd4364..4850890918dc 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -9974,6 +9974,10 @@ enum skl_power_gate { #define DP_TP_CTL_MODE_SST (0 << 27) #define DP_TP_CTL_MODE_MST (1 << 27) #define DP_TP_CTL_FORCE_ACT (1 << 25) +#define DP_TP_CTL_TRAIN_PAT4_SEL_MASK (3 << 19) +#define DP_TP_CTL_TRAIN_PAT4_SEL_TP4a (0 << 19) +#define DP_TP_CTL_TRAIN_PAT4_SEL_TP4b (1 << 19) +#define DP_TP_CTL_TRAIN_PAT4_SEL_TP4c (2 << 19) #define DP_TP_CTL_ENHANCED_FRAME_ENABLE (1 << 18) #define DP_TP_CTL_FDI_AUTOTRAIN (1 << 15) #define DP_TP_CTL_LINK_TRAIN_MASK (7 << 8) From patchwork Fri Sep 4 04:25:04 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vidya Srinivas X-Patchwork-Id: 11755795 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 54900138C for ; Fri, 4 Sep 2020 04:30:26 +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 3D8A120748 for ; Fri, 4 Sep 2020 04:30:26 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3D8A120748 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 06DB86EA75; Fri, 4 Sep 2020 04:30:19 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3398A6EA78; Fri, 4 Sep 2020 04:30:17 +0000 (UTC) IronPort-SDR: vhqv7oCLx4moKAKSHCpwTskvqOpMssFGgGNdgUnSr1d+7wvU5fNtA3IvkWqxzpas6d77zCGpZK tSYNG/La9tLA== X-IronPort-AV: E=McAfee;i="6000,8403,9733"; a="157699522" X-IronPort-AV: E=Sophos;i="5.76,388,1592895600"; d="scan'208";a="157699522" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga004.jf.intel.com ([10.7.209.38]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Sep 2020 21:30:17 -0700 IronPort-SDR: BSPPlqeGo2GP+P/90PJpxD7Xul18bAKAfL6K4TRJcsiKoINnRTlv6q9g8ObpElQNoITAY4t6NS DJ7QRQvMbaCw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.76,388,1592895600"; d="scan'208";a="447154766" Received: from vsrini4-xps-8920.iind.intel.com (HELO localhost.localdomain) ([10.223.163.28]) by orsmga004.jf.intel.com with ESMTP; 03 Sep 2020 21:30:15 -0700 From: Vidya Srinivas To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Date: Fri, 4 Sep 2020 09:55:04 +0530 Message-Id: <1599193504-2754-3-git-send-email-vidya.srinivas@intel.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1599193504-2754-1-git-send-email-vidya.srinivas@intel.com> References: <20200723003627.31198-1-khaled.almahallawy@intel.com> <1599193504-2754-1-git-send-email-vidya.srinivas@intel.com> Subject: [Intel-gfx] [PATCH 3/3] [RFC] drm/i915/dp: DP PHY compliance for EHL/JSL X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Please Note: Comment from Ville could not be addressed as his comments are with respect to base implementation (design) which are already merged. We need JSL changes for compliance. Hence pushing the required changes on top of existing design. Apoligies for that. v2: Rebased patch on top of Khaled's (yet to be merged): https://patchwork.freedesktop.org/series/79779/ Fixed phy patterns for JSL/EHL Add TPS4 support for JSL/EHL Signed-off-by: Khaled Almahallawy Signed-off-by: Vidya Srinivas --- drivers/gpu/drm/i915/display/intel_dp.c | 81 +++++++++++++++++++++++++-------- drivers/gpu/drm/i915/i915_reg.h | 18 ++++++-- 2 files changed, 78 insertions(+), 21 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index a8a3ffcef5dc..1773f3d5d0f4 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -5405,25 +5405,32 @@ static void intel_dp_phy_pattern_update(struct intel_dp *intel_dp) enum pipe pipe = crtc->pipe; u32 pattern_val, dp_tp_ctl; + i915_reg_t dp_comp_reg; + + if (IS_ELKHARTLAKE(dev_priv)) + dp_comp_reg = EHL_DDI_DP_COMP_CTL(dig_port->base.port); + else if (IS_TIGERLAKE(dev_priv)) + dp_comp_reg = DDI_DP_COMP_CTL(pipe); + switch (data->phy_pattern) { case DP_PHY_TEST_PATTERN_NONE: DRM_DEBUG_KMS("Disable Phy Test Pattern\n"); - intel_de_write(dev_priv, DDI_DP_COMP_CTL(pipe), 0x0); + intel_de_write(dev_priv, dp_comp_reg, 0x0); break; case DP_PHY_TEST_PATTERN_D10_2: DRM_DEBUG_KMS("Set D10.2 Phy Test Pattern\n"); - intel_de_write(dev_priv, DDI_DP_COMP_CTL(pipe), + intel_de_write(dev_priv, dp_comp_reg, DDI_DP_COMP_CTL_ENABLE | DDI_DP_COMP_CTL_D10_2); break; case DP_PHY_TEST_PATTERN_ERROR_COUNT: DRM_DEBUG_KMS("Set Error Count Phy Test Pattern\n"); - intel_de_write(dev_priv, DDI_DP_COMP_CTL(pipe), + intel_de_write(dev_priv, dp_comp_reg, DDI_DP_COMP_CTL_ENABLE | DDI_DP_COMP_CTL_SCRAMBLED_0); break; case DP_PHY_TEST_PATTERN_PRBS7: DRM_DEBUG_KMS("Set PRBS7 Phy Test Pattern\n"); - intel_de_write(dev_priv, DDI_DP_COMP_CTL(pipe), + intel_de_write(dev_priv, dp_comp_reg, DDI_DP_COMP_CTL_ENABLE | DDI_DP_COMP_CTL_PRBS7); break; case DP_PHY_TEST_PATTERN_80BIT_CUSTOM: @@ -5432,14 +5439,27 @@ static void intel_dp_phy_pattern_update(struct intel_dp *intel_dp) * current firmware of DPR-100 could not set it, so hardcoding * now for complaince test. */ - DRM_DEBUG_KMS("Set 80Bit Custom Phy Test Pattern 0x3e0f83e0 0x0f83e0f8 0x0000f83e\n"); + DRM_DEBUG_KMS("Set 80Bit Custom Phy Test Pattern \ + 0x3e0f83e0 0x0f83e0f8 0x0000f83e\n"); pattern_val = 0x3e0f83e0; - intel_de_write(dev_priv, DDI_DP_COMP_PAT(pipe, 0), pattern_val); + if (IS_ELKHARTLAKE(dev_priv)) + intel_de_write(dev_priv, EHL_DDI_DP_COMP_PAT(dig_port->base.port, 0), + pattern_val); + else + intel_de_write(dev_priv, DDI_DP_COMP_PAT(pipe, 0), pattern_val); pattern_val = 0x0f83e0f8; - intel_de_write(dev_priv, DDI_DP_COMP_PAT(pipe, 1), pattern_val); + if (IS_ELKHARTLAKE(dev_priv)) + intel_de_write(dev_priv, EHL_DDI_DP_COMP_PAT(dig_port->base.port, 1), + pattern_val); + else + intel_de_write(dev_priv, DDI_DP_COMP_PAT(pipe, 1), pattern_val); pattern_val = 0x0000f83e; - intel_de_write(dev_priv, DDI_DP_COMP_PAT(pipe, 2), pattern_val); - intel_de_write(dev_priv, DDI_DP_COMP_CTL(pipe), + if (IS_ELKHARTLAKE(dev_priv)) + intel_de_write(dev_priv, EHL_DDI_DP_COMP_PAT(dig_port->base.port, 2), + pattern_val); + else + intel_de_write(dev_priv, DDI_DP_COMP_PAT(pipe, 2), pattern_val); + intel_de_write(dev_priv, dp_comp_reg, DDI_DP_COMP_CTL_ENABLE | DDI_DP_COMP_CTL_CUSTOM80); break; @@ -5451,7 +5471,7 @@ static void intel_dp_phy_pattern_update(struct intel_dp *intel_dp) */ DRM_DEBUG_KMS("Set HBR2 compliance Phy Test Pattern\n"); pattern_val = 0xFB; - intel_de_write(dev_priv, DDI_DP_COMP_CTL(pipe), + intel_de_write(dev_priv, dp_comp_reg, DDI_DP_COMP_CTL_ENABLE | DDI_DP_COMP_CTL_HBR2 | pattern_val); break; @@ -5478,22 +5498,32 @@ intel_dp_autotest_phy_ddi_disable(struct intel_dp *intel_dp) struct drm_i915_private *dev_priv = to_i915(dev); struct intel_crtc *crtc = to_intel_crtc(dig_port->base.base.crtc); enum pipe pipe = crtc->pipe; - u32 trans_ddi_func_ctl_value, trans_conf_value, dp_tp_ctl_value; + u32 trans_ddi_func_ctl_value, trans_conf_value, + dp_tp_ctl_value, trans_ddi_port_mask; + i915_reg_t dp_tp_reg; + + if (IS_ELKHARTLAKE(dev_priv)) { + dp_tp_reg = DP_TP_CTL(dig_port->base.port); + trans_ddi_port_mask = TRANS_DDI_PORT_MASK; + } else if (IS_TIGERLAKE(dev_priv)) { + dp_tp_reg = TGL_DP_TP_CTL(pipe); + trans_ddi_port_mask = TGL_TRANS_DDI_PORT_MASK; + } trans_ddi_func_ctl_value = intel_de_read(dev_priv, TRANS_DDI_FUNC_CTL(pipe)); trans_conf_value = intel_de_read(dev_priv, PIPECONF(pipe)); - dp_tp_ctl_value = intel_de_read(dev_priv, TGL_DP_TP_CTL(pipe)); + dp_tp_ctl_value = intel_de_read(dev_priv, dp_tp_reg); trans_ddi_func_ctl_value &= ~(TRANS_DDI_FUNC_ENABLE | - TGL_TRANS_DDI_PORT_MASK); + trans_ddi_port_mask); trans_conf_value &= ~PIPECONF_ENABLE; dp_tp_ctl_value &= ~DP_TP_CTL_ENABLE; intel_de_write(dev_priv, PIPECONF(pipe), trans_conf_value); intel_de_write(dev_priv, TRANS_DDI_FUNC_CTL(pipe), trans_ddi_func_ctl_value); - intel_de_write(dev_priv, TGL_DP_TP_CTL(pipe), dp_tp_ctl_value); + intel_de_write(dev_priv, dp_tp_reg, dp_tp_ctl_value); } static void @@ -5505,20 +5535,29 @@ intel_dp_autotest_phy_ddi_enable(struct intel_dp *intel_dp, uint8_t lane_cnt) enum port port = dig_port->base.port; struct intel_crtc *crtc = to_intel_crtc(dig_port->base.base.crtc); enum pipe pipe = crtc->pipe; - u32 trans_ddi_func_ctl_value, trans_conf_value, dp_tp_ctl_value; + u32 trans_ddi_func_ctl_value, trans_conf_value, + dp_tp_ctl_value, trans_ddi_sel_port; + i915_reg_t dp_tp_reg; + + if (IS_ELKHARTLAKE(dev_priv)) { + dp_tp_reg = DP_TP_CTL(port); + trans_ddi_sel_port = TRANS_DDI_SELECT_PORT(port); + } else if (IS_TIGERLAKE(dev_priv)) { + dp_tp_reg = TGL_DP_TP_CTL(pipe); + trans_ddi_sel_port = TGL_TRANS_DDI_SELECT_PORT(port); + } trans_ddi_func_ctl_value = intel_de_read(dev_priv, TRANS_DDI_FUNC_CTL(pipe)); trans_conf_value = intel_de_read(dev_priv, PIPECONF(pipe)); dp_tp_ctl_value = intel_de_read(dev_priv, TGL_DP_TP_CTL(pipe)); - trans_ddi_func_ctl_value |= TRANS_DDI_FUNC_ENABLE | - TGL_TRANS_DDI_SELECT_PORT(port); + trans_ddi_sel_port; trans_conf_value |= PIPECONF_ENABLE; dp_tp_ctl_value |= DP_TP_CTL_ENABLE; intel_de_write(dev_priv, PIPECONF(pipe), trans_conf_value); - intel_de_write(dev_priv, TGL_DP_TP_CTL(pipe), dp_tp_ctl_value); + intel_de_write(dev_priv, dp_tp_reg, dp_tp_ctl_value); intel_de_write(dev_priv, TRANS_DDI_FUNC_CTL(pipe), trans_ddi_func_ctl_value); } @@ -5565,6 +5604,7 @@ static u8 intel_dp_autotest_phy_pattern(struct intel_dp *intel_dp) static void intel_dp_handle_test_request(struct intel_dp *intel_dp) { struct drm_i915_private *i915 = dp_to_i915(intel_dp); + struct drm_i915_private *dev_priv = i915; u8 response = DP_TEST_NAK; u8 request = 0; int status; @@ -5590,6 +5630,11 @@ static void intel_dp_handle_test_request(struct intel_dp *intel_dp) response = intel_dp_autotest_edid(intel_dp); break; case DP_TEST_LINK_PHY_TEST_PATTERN: + if (!IS_ELKHARTLAKE(dev_priv) && !IS_TIGERLAKE(dev_priv)) { + drm_dbg_kms(&i915->drm, + "PHY compliance for platform not supported\n"); + return; + } drm_dbg_kms(&i915->drm, "PHY_PATTERN test requested\n"); response = intel_dp_autotest_phy_pattern(intel_dp); break; diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 4850890918dc..7d3b6779661f 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -10026,10 +10026,16 @@ enum skl_power_gate { #define DDI_BUF_BALANCE_LEG_ENABLE (1 << 31) #define DDI_BUF_TRANS_HI(port, i) _MMIO(_PORT(port, _DDI_BUF_TRANS_A, _DDI_BUF_TRANS_B) + (i) * 8 + 4) +/* EHL/JSL DP compliance control */ +#define _EHL_DDI_DP_COMP_CTL_A 0x640F0 +#define _EHL_DDI_DP_COMP_CTL_B 0x641F0 +#define EHL_DDI_DP_COMP_CTL(port) \ + _MMIO_PORT(port, _EHL_DDI_DP_COMP_CTL_A, _EHL_DDI_DP_COMP_CTL_B) + /* DDI DP Compliance Control */ -#define _DDI_DP_COMP_CTL_A 0x605F0 -#define _DDI_DP_COMP_CTL_B 0x615F0 -#define DDI_DP_COMP_CTL(pipe) _MMIO_PIPE(pipe, _DDI_DP_COMP_CTL_A, _DDI_DP_COMP_CTL_B) +#define _DDI_DP_COMP_CTL_A 0x605F0 +#define _DDI_DP_COMP_CTL_B 0x615F0 +#define DDI_DP_COMP_CTL(pipe) _MMIO_PIPE(pipe, _DDI_DP_COMP_CTL_A, _DDI_DP_COMP_CTL_B) #define DDI_DP_COMP_CTL_ENABLE (1 << 31) #define DDI_DP_COMP_CTL_D10_2 (0 << 28) #define DDI_DP_COMP_CTL_SCRAMBLED_0 (1 << 28) @@ -10039,6 +10045,12 @@ enum skl_power_gate { #define DDI_DP_COMP_CTL_SCRAMBLED_1 (5 << 28) #define DDI_DP_COMP_CTL_HBR2_RESET (0xFC << 0) +/* EHL */ +#define _EHL_DDI_DP_COMP_PAT_A 0x640F4 +#define _EHL_DDI_DP_COMP_PAT_B 0x641F4 +#define EHL_DDI_DP_COMP_PAT(port, i) \ + _MMIO(_PORT(port, _EHL_DDI_DP_COMP_PAT_A, _EHL_DDI_DP_COMP_PAT_B) + (i) * 4) + /* DDI DP Compliance Pattern */ #define _DDI_DP_COMP_PAT_A 0x605F4 #define _DDI_DP_COMP_PAT_B 0x615F4