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 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 C4FADC677C4 for ; Fri, 6 Jun 2025 19:26:27 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 68FD210EBFA; Fri, 6 Jun 2025 19:26:27 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="XoJBXM00"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.11]) by gabe.freedesktop.org (Postfix) with ESMTPS id 2287110EBF0 for ; Fri, 6 Jun 2025 19:26:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1749237982; x=1780773982; h=from:to:subject:date:message-id:in-reply-to:references: mime-version:content-transfer-encoding; bh=20ZbVaWNjTwNd+5HOi5LwujitQR+pixrvkapfZaX0B0=; b=XoJBXM00xv0OD5BlSceTC8RUQ3EUi25FzeUO6zOJL4a3wFBLKdc2cxND /PpZ31Wq1gxvmw27KGY8kJAwlWYC+N4m2rHoW2Dko5tuHeftHyaa8K1/g O8O6kh4xlPpn3nrkUafMYZ04sJMIH7ebYERslZoitxyTFkY/E1W+yu+it 9ZLfhCeexBMNnJtMrRQTo3ohSC8+HWw9WssYfaIDo2T1P8wohfQ8q77XH SMfWmvIKarTCBqB8BpMcLuKUh/7CBLveCO7eapxAOlI3h1mkuX6Qa3GD8 i1XpkLY3oYmmA/aztsMh53h1Usrm5USfefIWiFI/EMkoyhyhIYzomngAL w==; X-CSE-ConnectionGUID: pHGQ/LKeTvGi7fH48rZeNA== X-CSE-MsgGUID: SPpDO8MLRgaldQ3slDc6jQ== X-IronPort-AV: E=McAfee;i="6800,10657,11456"; a="61663147" X-IronPort-AV: E=Sophos;i="6.16,216,1744095600"; d="scan'208";a="61663147" Received: from orviesa003.jf.intel.com ([10.64.159.143]) by orvoesa103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Jun 2025 12:26:21 -0700 X-CSE-ConnectionGUID: hhBhH2EkT/e1JRzUAg6yMQ== X-CSE-MsgGUID: SjM6vKjPSM+83EDT5KGI3g== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.16,216,1744095600"; d="scan'208";a="150742753" Received: from orsosgc001.jf.intel.com ([10.165.21.142]) by ORVIESA003-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Jun 2025 12:26:21 -0700 From: Ashutosh Dixit To: intel-xe@lists.freedesktop.org Subject: [PATCH 5/5] drm/xe/oa: Enable OAM latency measurement Date: Fri, 6 Jun 2025 12:26:17 -0700 Message-ID: <20250606192618.4133817-6-ashutosh.dixit@intel.com> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250606192618.4133817-1-ashutosh.dixit@intel.com> References: <20250606192618.4133817-1-ashutosh.dixit@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: intel-xe@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel Xe graphics driver List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-xe-bounces@lists.freedesktop.org Sender: "Intel-xe" Enable OAM latency measurement for Xe3+ platforms. Bspec: 58840 v2: Introduce DRM_XE_OA_UNIT_TYPE_OAM_SAG Signed-off-by: Ashutosh Dixit Reviewed-by: Umesh Nerlige Ramappa --- drivers/gpu/drm/xe/regs/xe_oa_regs.h | 3 +++ drivers/gpu/drm/xe/xe_oa.c | 11 ++++++++++- 2 files changed, 13 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/xe/regs/xe_oa_regs.h b/drivers/gpu/drm/xe/regs/xe_oa_regs.h index a79ad2da070c2..e693a50706f84 100644 --- a/drivers/gpu/drm/xe/regs/xe_oa_regs.h +++ b/drivers/gpu/drm/xe/regs/xe_oa_regs.h @@ -97,4 +97,7 @@ #define OAM_STATUS(base) XE_REG((base) + OAM_STATUS_OFFSET) #define OAM_MMIO_TRG(base) XE_REG((base) + OAM_MMIO_TRG_OFFSET) +#define OAM_COMPRESSION_T3_CONTROL XE_REG(0x1c2e00) +#define OAM_LAT_MEASURE_ENABLE REG_BIT(4) + #endif diff --git a/drivers/gpu/drm/xe/xe_oa.c b/drivers/gpu/drm/xe/xe_oa.c index f41dac107e4a3..679ee69502530 100644 --- a/drivers/gpu/drm/xe/xe_oa.c +++ b/drivers/gpu/drm/xe/xe_oa.c @@ -844,6 +844,11 @@ static void xe_oa_disable_metric_set(struct xe_oa_stream *stream) /* Reset PMON Enable to save power. */ xe_mmio_rmw32(mmio, XELPMP_SQCNT1, sqcnt1, 0); + + if ((stream->oa_unit->type == DRM_XE_OA_UNIT_TYPE_OAM || + stream->oa_unit->type == DRM_XE_OA_UNIT_TYPE_OAM_SAG) && + GRAPHICS_VER(stream->oa->xe) >= 30) + xe_mmio_rmw32(mmio, OAM_COMPRESSION_T3_CONTROL, OAM_LAT_MEASURE_ENABLE, 0); } static void xe_oa_stream_destroy(struct xe_oa_stream *stream) @@ -1111,9 +1116,13 @@ static int xe_oa_enable_metric_set(struct xe_oa_stream *stream) */ sqcnt1 = SQCNT1_PMON_ENABLE | (HAS_OA_BPC_REPORTING(stream->oa->xe) ? SQCNT1_OABPC : 0); - xe_mmio_rmw32(mmio, XELPMP_SQCNT1, 0, sqcnt1); + if ((stream->oa_unit->type == DRM_XE_OA_UNIT_TYPE_OAM || + stream->oa_unit->type == DRM_XE_OA_UNIT_TYPE_OAM_SAG) && + GRAPHICS_VER(stream->oa->xe) >= 30) + xe_mmio_rmw32(mmio, OAM_COMPRESSION_T3_CONTROL, 0, OAM_LAT_MEASURE_ENABLE); + /* Configure OAR/OAC */ if (stream->exec_q) { ret = xe_oa_configure_oa_context(stream, true); -- 2.48.1