From patchwork Wed Oct 1 15:38:14 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alex Deucher X-Patchwork-Id: 5015901 Return-Path: X-Original-To: patchwork-dri-devel@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id F0EE49F348 for ; Thu, 2 Oct 2014 04:02:31 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 19E682016C for ; Thu, 2 Oct 2014 04:02:31 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id 301CC20165 for ; Thu, 2 Oct 2014 04:02:30 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id D5E136EA37; Wed, 1 Oct 2014 20:57:58 -0700 (PDT) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mail-qc0-f181.google.com (mail-qc0-f181.google.com [209.85.216.181]) by gabe.freedesktop.org (Postfix) with ESMTP id 2B34D6E21F for ; Wed, 1 Oct 2014 08:38:40 -0700 (PDT) Received: by mail-qc0-f181.google.com with SMTP id r5so530861qcx.12 for ; Wed, 01 Oct 2014 08:38:39 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=EL5Xf+dGh3r5+ha5y6emnARaX+aMBbYuPCebjMqM5iU=; b=oWQXXVwa7ivqWLuKdvO11KaWFVmrPaZcNQ/jXu/i/J8p/icfsWoF+8K32B2qMXSBV1 fD/FPudGE34/VeEdteCz96TdB0KPdfQVenI4GeTVLd4r50/74Wr5aEKdaDuquBSkEC+l hINNd0RgDTpkIkfMafHQqoosincwW4kHKFS5gekRwgqRpN60yfFWjEIFHFM+myEO+Hhw A9YyouQ9acHuPze0euh8TRhnle8VCUXl9MZH6kmb2kIgxAClEWGn/81vo+c27QcZ00ag pPJnGVHkYTb4uNNFQcj6Un28BqDQ24bBTCG/Jt0IDPWi2PaUg3OVQzBOT5KpCGU6h8PM 1OSQ== X-Received: by 10.224.103.132 with SMTP id k4mr73478579qao.54.1412177919733; Wed, 01 Oct 2014 08:38:39 -0700 (PDT) Received: from localhost.localdomain (static-74-96-105-49.washdc.fios.verizon.net. [74.96.105.49]) by mx.google.com with ESMTPSA id e64sm892521qga.34.2014.10.01.08.38.39 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 01 Oct 2014 08:38:39 -0700 (PDT) From: Alex Deucher X-Google-Original-From: Alex Deucher To: dri-devel@lists.freedesktop.org Subject: [PATCH 09/22] drm/radeon/si: implement get_current_sclk/mclk Date: Wed, 1 Oct 2014 11:38:14 -0400 Message-Id: <1412177907-24601-10-git-send-email-alexander.deucher@amd.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1412177907-24601-1-git-send-email-alexander.deucher@amd.com> References: <1412177907-24601-1-git-send-email-alexander.deucher@amd.com> Cc: Alex Deucher X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Spam-Status: No, score=-4.7 required=5.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED, FREEMAIL_FROM, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, T_DKIM_INVALID, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Will be used for exposing current clocks via INFO ioctl. Signed-off-by: Alex Deucher --- drivers/gpu/drm/radeon/radeon_asic.c | 2 ++ drivers/gpu/drm/radeon/radeon_asic.h | 2 ++ drivers/gpu/drm/radeon/si_dpm.c | 36 ++++++++++++++++++++++++++++++++++++ 3 files changed, 40 insertions(+) diff --git a/drivers/gpu/drm/radeon/radeon_asic.c b/drivers/gpu/drm/radeon/radeon_asic.c index 5faeab66..ccfc518 100644 --- a/drivers/gpu/drm/radeon/radeon_asic.c +++ b/drivers/gpu/drm/radeon/radeon_asic.c @@ -1953,6 +1953,8 @@ static struct radeon_asic si_asic = { .debugfs_print_current_performance_level = &si_dpm_debugfs_print_current_performance_level, .force_performance_level = &si_dpm_force_performance_level, .vblank_too_short = &ni_dpm_vblank_too_short, + .get_current_sclk = &si_dpm_get_current_sclk, + .get_current_mclk = &si_dpm_get_current_mclk, }, .pflip = { .page_flip = &evergreen_page_flip, diff --git a/drivers/gpu/drm/radeon/radeon_asic.h b/drivers/gpu/drm/radeon/radeon_asic.h index a1de01b..17a8904 100644 --- a/drivers/gpu/drm/radeon/radeon_asic.h +++ b/drivers/gpu/drm/radeon/radeon_asic.h @@ -751,6 +751,8 @@ void si_dpm_debugfs_print_current_performance_level(struct radeon_device *rdev, struct seq_file *m); int si_dpm_force_performance_level(struct radeon_device *rdev, enum radeon_dpm_forced_level level); +u32 si_dpm_get_current_sclk(struct radeon_device *rdev); +u32 si_dpm_get_current_mclk(struct radeon_device *rdev); /* DCE8 - CIK */ void dce8_bandwidth_update(struct radeon_device *rdev); diff --git a/drivers/gpu/drm/radeon/si_dpm.c b/drivers/gpu/drm/radeon/si_dpm.c index 9e4d5d7..34ab390 100644 --- a/drivers/gpu/drm/radeon/si_dpm.c +++ b/drivers/gpu/drm/radeon/si_dpm.c @@ -6537,3 +6537,39 @@ void si_dpm_debugfs_print_current_performance_level(struct radeon_device *rdev, current_index, pl->sclk, pl->mclk, pl->vddc, pl->vddci, pl->pcie_gen + 1); } } + +u32 si_dpm_get_current_sclk(struct radeon_device *rdev) +{ + struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); + struct radeon_ps *rps = &eg_pi->current_rps; + struct ni_ps *ps = ni_get_ps(rps); + struct rv7xx_pl *pl; + u32 current_index = + (RREG32(TARGET_AND_CURRENT_PROFILE_INDEX) & CURRENT_STATE_INDEX_MASK) >> + CURRENT_STATE_INDEX_SHIFT; + + if (current_index >= ps->performance_level_count) { + return 0; + } else { + pl = &ps->performance_levels[current_index]; + return pl->sclk; + } +} + +u32 si_dpm_get_current_mclk(struct radeon_device *rdev) +{ + struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); + struct radeon_ps *rps = &eg_pi->current_rps; + struct ni_ps *ps = ni_get_ps(rps); + struct rv7xx_pl *pl; + u32 current_index = + (RREG32(TARGET_AND_CURRENT_PROFILE_INDEX) & CURRENT_STATE_INDEX_MASK) >> + CURRENT_STATE_INDEX_SHIFT; + + if (current_index >= ps->performance_level_count) { + return 0; + } else { + pl = &ps->performance_levels[current_index]; + return pl->mclk; + } +}