From patchwork Wed Oct 25 10:27:34 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nemesa Garg X-Patchwork-Id: 13435964 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 88F43C25B6B for ; Wed, 25 Oct 2023 10:37:12 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id E5C7B10E63E; Wed, 25 Oct 2023 10:37:11 +0000 (UTC) Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.10]) by gabe.freedesktop.org (Postfix) with ESMTPS id 4C07910E62F for ; Wed, 25 Oct 2023 10:37:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1698230228; x=1729766228; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=Xhb2iRZR1ft8RqOjtfXp8G2rGX64HIUluEMSlQT5ads=; b=SOafeUJRLZls5gMv7uTgXYD3Hjh1RgYU+1JdOU0O9t315pHGA+2IxbrS ViTk5d7Z8YAhcuHBoukiKVKLU9Poxj0ASh9grFmDRYORex7BHl3B9BgfV 648rQFLRQocPTspEkmrIx6SjDTct3FjYD63cKpXde64iT/TqHOwIA0GvT kuL6JXbJkVVlmRzXvYvn19DfHqlyual8sQW8tYAdPKo91/UigdKPkCA8h XG4IRlZq81DfThT67NK5F/Tww/+6QQVEDaGJNxXj/G4+TKd8t2cTzQEtl 3xFpguJZMSmEc3jKdOsreyclFidwrCFaPupMGQl0Ufb2UF9LUZ3JZQywv g==; X-IronPort-AV: E=McAfee;i="6600,9927,10873"; a="43857" X-IronPort-AV: E=Sophos;i="6.03,250,1694761200"; d="scan'208";a="43857" Received: from orsmga004.jf.intel.com ([10.7.209.38]) by orvoesa102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Oct 2023 03:30:03 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10873"; a="882409907" X-IronPort-AV: E=Sophos;i="6.03,250,1694761200"; d="scan'208";a="882409907" Received: from nemesa.iind.intel.com ([10.190.239.22]) by orsmga004.jf.intel.com with ESMTP; 25 Oct 2023 03:30:01 -0700 From: Nemesa Garg To: intel-gfx@lists.freedesktop.org Date: Wed, 25 Oct 2023 15:57:34 +0530 Message-Id: <20231025102734.2783492-3-nemesa.garg@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20231025102734.2783492-1-nemesa.garg@intel.com> References: <20231025102734.2783492-1-nemesa.garg@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 2/2] drm/i915: Add the darkscreen debugfs under crtc 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: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Add debugfs entry for darkscreen to know the status bpc and timer value . Signed-off-by: Nemesa Garg --- .../gpu/drm/i915/display/intel_darkscreen.c | 38 +++++++++++++++++++ .../drm/i915/display/intel_display_debugfs.c | 2 + 2 files changed, 40 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_darkscreen.c b/drivers/gpu/drm/i915/display/intel_darkscreen.c index ef68dbc7a296..c6490c16fdb5 100644 --- a/drivers/gpu/drm/i915/display/intel_darkscreen.c +++ b/drivers/gpu/drm/i915/display/intel_darkscreen.c @@ -67,3 +67,41 @@ void dark_screen_enable(struct intel_crtc_state *crtc_state) intel_de_rmw(dev_priv, DARK_SCREEN(crtc->config->cpu_transcoder), 0, DARK_SCREEN_DETECT | DARK_SCREEN_DONE); } + +static int intel_darkscreen_debugfs_status_get(void *data, u64 *val) +{ + struct intel_crtc *crtc = data; + + *val = crtc->dark_screen.enable; + + return 0; +} + +static int intel_darkscreen_debugfs_status_set(void *data, u64 val) +{ + struct intel_crtc *crtc = data; + struct intel_crtc_state *crtc_state; + + crtc->dark_screen.enable = val; + + crtc_state = to_intel_crtc_state(crtc->base.state); + + if (crtc_state) + dark_screen_enable(crtc_state); + + return 0; +} + +/* + * Check the status whether the darkscreen + * is enabled or not. + */ +DEFINE_DEBUGFS_ATTRIBUTE(intel_darkscreen_debugfs_status_fops, + intel_darkscreen_debugfs_status_get, + intel_darkscreen_debugfs_status_set, "%llu\n"); + +void intel_darkscreen_crtc_debugfs_add(struct intel_crtc *crtc) +{ + debugfs_create_file("i915_darkscreen_status", 0644, crtc->base.debugfs_entry, + crtc, &intel_darkscreen_debugfs_status_fops); +} diff --git a/drivers/gpu/drm/i915/display/intel_display_debugfs.c b/drivers/gpu/drm/i915/display/intel_display_debugfs.c index 2836826f8c05..27a6141eab3e 100644 --- a/drivers/gpu/drm/i915/display/intel_display_debugfs.c +++ b/drivers/gpu/drm/i915/display/intel_display_debugfs.c @@ -33,6 +33,7 @@ #include "intel_psr.h" #include "intel_psr_regs.h" #include "intel_wm.h" +#include "intel_darkscreen.h" static inline struct drm_i915_private *node_to_i915(struct drm_info_node *node) { @@ -1539,6 +1540,7 @@ void intel_crtc_debugfs_add(struct intel_crtc *crtc) intel_drrs_crtc_debugfs_add(crtc); intel_fbc_crtc_debugfs_add(crtc); hsw_ips_crtc_debugfs_add(crtc); + intel_darkscreen_crtc_debugfs_add(crtc); debugfs_create_file("i915_current_bpc", 0444, root, crtc, &i915_current_bpc_fops);