From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.11]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 22873262817 for ; Thu, 13 Mar 2025 13:08:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.11 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741871326; cv=none; b=iCcw48QlLyqvufHT6k9HpgYzbZ58y3dq2VIG1D/IHZMZtqRGHU2CXWPUfo0f9a5NpiErOyRTXKOi1I5pNCltYGbbQlN+K+jBt+fMCmN7iKCuL2whmNaxQMPasrYza65Rx44wr1yeUaxOnIgq+IMkA4T3Gysui8aHG83/nr8zkl4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741871326; c=relaxed/simple; bh=ySl0pH5HVZXBPH/qqDQBOVJ45xXXFTj65gXWcnoIcNM=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=RaURCfUsJK6YMVlZjcx+d2pR2hDooC909l6mtbT4fPzMtNnkpUdkiWeWQzubcwMTjF3ojSESpne+Pkd2yUIhOSZPWhNmBuwVd5xHDfMywHBJIAM90Kg/2Hyw2SmtusOO7UvjSnI7PfkTVUHRC4PpBboAE342Spr9sQyLVk/vFIM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=none smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=EzmPzSu7; arc=none smtp.client-ip=198.175.65.11 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="EzmPzSu7" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1741871324; x=1773407324; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=ySl0pH5HVZXBPH/qqDQBOVJ45xXXFTj65gXWcnoIcNM=; b=EzmPzSu7lSMz3SZOlVNPlI7eBV0rUSDfByK1IoEcAgYU/7330z/pnZoj AeRRe6O/SIufhnMExPw9uwkS3jrHqoPlkTbdUXkmAOh7iG5zy7HP05wlh XrvN/2/KmAisQvjJrFcm7nWqMYyZajfbGoYDQHVkFXcpkqliCmRURxDjE vEpPbmBbIbp+6mBe3Q+5HXbfYgJ0z93sdXROsmdbAYLGPyeBbf6ZD+6JD gZGVxFNmXPp7FYl8xZiIlQ1wsREsnMYVlMIOnbtozfmbwt+nVKj5ZtKYE Ao/96Y2PxS6NynFV6gS6nAbVzDwEDSZc/g/781fFj0uvGY17Wa8X6XlSA A==; X-CSE-ConnectionGUID: /3VYPIDqTQ+XrS1LuZoy4w== X-CSE-MsgGUID: vO/fvATvTQ2F9kYTvKSUPQ== X-IronPort-AV: E=McAfee;i="6700,10204,11372"; a="53191636" X-IronPort-AV: E=Sophos;i="6.14,244,1736841600"; d="scan'208";a="53191636" Received: from orviesa004.jf.intel.com ([10.64.159.144]) by orvoesa103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 13 Mar 2025 06:08:41 -0700 X-CSE-ConnectionGUID: AaeTMGuvRySW6ZNld0lv3w== X-CSE-MsgGUID: uO7BIq9SQGyrk75IhtQenA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.14,244,1736841600"; d="scan'208";a="126011494" Received: from kanliang-dev.jf.intel.com ([10.165.154.102]) by orviesa004.jf.intel.com with ESMTP; 13 Mar 2025 06:08:41 -0700 From: kan.liang@linux.intel.com To: peterz@infradead.org, mingo@redhat.com, acme@kernel.org, namhyung@kernel.org, linux-kernel@vger.kernel.org Cc: Kan Liang Subject: [PATCH V2 2/4] perf/x86/intel/uncore: Support customized MMIO map size Date: Thu, 13 Mar 2025 06:08:45 -0700 Message-Id: <20250313130847.4081079-2-kan.liang@linux.intel.com> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20250313130847.4081079-1-kan.liang@linux.intel.com> References: <20250313130847.4081079-1-kan.liang@linux.intel.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Kan Liang For a server platform, the MMIO map size is always 0x4000. However, a client platform may have a smaller map size. Make the map size customizable. Signed-off-by: Kan Liang --- No changes since V1 arch/x86/events/intel/uncore_discovery.c | 2 +- arch/x86/events/intel/uncore_snbep.c | 2 ++ 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/arch/x86/events/intel/uncore_discovery.c b/arch/x86/events/intel/uncore_discovery.c index 8dc9b712dafb..bfd8af90d02d 100644 --- a/arch/x86/events/intel/uncore_discovery.c +++ b/arch/x86/events/intel/uncore_discovery.c @@ -655,7 +655,7 @@ void intel_generic_uncore_mmio_init_box(struct intel_uncore_box *box) } addr = unit->addr; - box->io_addr = ioremap(addr, UNCORE_GENERIC_MMIO_SIZE); + box->io_addr = ioremap(addr, type->mmio_map_size); if (!box->io_addr) { pr_warn("Uncore type %d box %d: ioremap error for 0x%llx.\n", type->type_id, unit->id, (unsigned long long)addr); diff --git a/arch/x86/events/intel/uncore_snbep.c b/arch/x86/events/intel/uncore_snbep.c index 60973c209c0e..48e19b26dca6 100644 --- a/arch/x86/events/intel/uncore_snbep.c +++ b/arch/x86/events/intel/uncore_snbep.c @@ -6495,6 +6495,8 @@ static void uncore_type_customized_copy(struct intel_uncore_type *to_type, to_type->get_topology = from_type->get_topology; if (from_type->cleanup_mapping) to_type->cleanup_mapping = from_type->cleanup_mapping; + if (from_type->mmio_map_size) + to_type->mmio_map_size = from_type->mmio_map_size; } static struct intel_uncore_type ** -- 2.38.1