From mboxrd@z Thu Jan 1 00:00:00 1970 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT 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 BAD8DC432BE for ; Wed, 28 Jul 2021 22:01:00 +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 8C87C60232 for ; Wed, 28 Jul 2021 22:01:00 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 8C87C60232 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 6EB9A6EB52; Wed, 28 Jul 2021 22:00:59 +0000 (UTC) Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) by gabe.freedesktop.org (Postfix) with ESMTPS id 1C0156E9FC for ; Wed, 28 Jul 2021 22:00:09 +0000 (UTC) X-IronPort-AV: E=McAfee;i="6200,9189,10059"; a="193035289" X-IronPort-AV: E=Sophos;i="5.84,276,1620716400"; d="scan'208";a="193035289" Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 28 Jul 2021 15:00:06 -0700 X-IronPort-AV: E=Sophos;i="5.84,276,1620716400"; d="scan'208";a="663663265" Received: from lucas-s2600cw.jf.intel.com ([10.165.21.202]) by fmsmga006-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 28 Jul 2021 15:00:05 -0700 From: Lucas De Marchi To: intel-gfx@lists.freedesktop.org Date: Wed, 28 Jul 2021 14:59:38 -0700 Message-Id: <20210728215946.1573015-18-lucas.demarchi@intel.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210728215946.1573015-1-lucas.demarchi@intel.com> References: <20210728215946.1573015-1-lucas.demarchi@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 17/25] drm/i915: remove explicit CNL handling from intel_pm.c 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Remove support for CNL as it's highly untested, probably broken, and there is no real platform that requires this code. This is part of CNL removal from i915. Signed-off-by: Lucas De Marchi Reviewed-by: Rodrigo Vivi --- drivers/gpu/drm/i915/i915_reg.h | 2 +- drivers/gpu/drm/i915/intel_pm.c | 41 +-------------------------------- 2 files changed, 2 insertions(+), 41 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 02d645c573f9..d98c0c97c134 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -8234,7 +8234,7 @@ enum { #define GEN8_CHICKEN_DCPR_1 _MMIO(0x46430) #define SKL_SELECT_ALTERNATE_DC_EXIT (1 << 30) -#define CNL_DELAY_PMRSP (1 << 22) +#define ICL_DELAY_PMRSP (1 << 22) #define MASK_WAKEMEM (1 << 13) #define CNL_DDI_CLOCK_REG_ACCESS_ON (1 << 7) diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 10a39a7d8150..197169f01226 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -7469,7 +7469,7 @@ static void icl_init_clock_gating(struct drm_i915_private *dev_priv) /*Wa_14010594013:icl, ehl */ intel_uncore_rmw(&dev_priv->uncore, GEN8_CHICKEN_DCPR_1, - 0, CNL_DELAY_PMRSP); + 0, ICL_DELAY_PMRSP); } static void gen12lp_init_clock_gating(struct drm_i915_private *dev_priv) @@ -7521,43 +7521,6 @@ static void cnp_init_clock_gating(struct drm_i915_private *dev_priv) CNP_PWM_CGE_GATING_DISABLE); } -static void cnl_init_clock_gating(struct drm_i915_private *dev_priv) -{ - u32 val; - cnp_init_clock_gating(dev_priv); - - /* This is not an Wa. Enable for better image quality */ - intel_uncore_write(&dev_priv->uncore, _3D_CHICKEN3, - _MASKED_BIT_ENABLE(_3D_CHICKEN3_AA_LINE_QUALITY_FIX_ENABLE)); - - /* WaEnableChickenDCPR:cnl */ - intel_uncore_write(&dev_priv->uncore, GEN8_CHICKEN_DCPR_1, - intel_uncore_read(&dev_priv->uncore, GEN8_CHICKEN_DCPR_1) | MASK_WAKEMEM); - - /* - * WaFbcWakeMemOn:cnl - * Display WA #0859: cnl - */ - intel_uncore_write(&dev_priv->uncore, DISP_ARB_CTL, intel_uncore_read(&dev_priv->uncore, DISP_ARB_CTL) | - DISP_FBC_MEMORY_WAKE); - - val = intel_uncore_read(&dev_priv->uncore, SLICE_UNIT_LEVEL_CLKGATE); - /* ReadHitWriteOnlyDisable:cnl */ - val |= RCCUNIT_CLKGATE_DIS; - intel_uncore_write(&dev_priv->uncore, SLICE_UNIT_LEVEL_CLKGATE, val); - - /* Wa_2201832410:cnl */ - val = intel_uncore_read(&dev_priv->uncore, SUBSLICE_UNIT_LEVEL_CLKGATE); - val |= GWUNIT_CLKGATE_DIS; - intel_uncore_write(&dev_priv->uncore, SUBSLICE_UNIT_LEVEL_CLKGATE, val); - - /* WaDisableVFclkgate:cnl */ - /* WaVFUnitClockGatingDisable:cnl */ - val = intel_uncore_read(&dev_priv->uncore, UNSLICE_UNIT_LEVEL_CLKGATE); - val |= VFUNIT_CLKGATE_DIS; - intel_uncore_write(&dev_priv->uncore, UNSLICE_UNIT_LEVEL_CLKGATE, val); -} - static void cfl_init_clock_gating(struct drm_i915_private *dev_priv) { cnp_init_clock_gating(dev_priv); @@ -7986,8 +7949,6 @@ void intel_init_clock_gating_hooks(struct drm_i915_private *dev_priv) dev_priv->display.init_clock_gating = gen12lp_init_clock_gating; else if (GRAPHICS_VER(dev_priv) == 11) dev_priv->display.init_clock_gating = icl_init_clock_gating; - else if (IS_CANNONLAKE(dev_priv)) - dev_priv->display.init_clock_gating = cnl_init_clock_gating; else if (IS_COFFEELAKE(dev_priv) || IS_COMETLAKE(dev_priv)) dev_priv->display.init_clock_gating = cfl_init_clock_gating; else if (IS_SKYLAKE(dev_priv)) -- 2.31.1 _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx