From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 4ADD01AE01B; Mon, 14 Oct 2024 14:48:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728917282; cv=none; b=pbZ+E4H5cNzoGk+uxo8oji8AKuf0p1q5k2rwFjPqnuf8PqKzksRUVzDN+G4mXbywpslQMLMA0FAtYMzEbOKeoMSlloAYRsJnig5gIPM8xmFNamtEkudt7uWmJA2Q4lHdqKmz7hG3at/iJGrHxSiXu7vfDWEm0CdyWuZtQKLRxuw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728917282; c=relaxed/simple; bh=FTxJAUJQ/xUcWWo9wrd2mhhBoPqtEhgNaVHqp/IJebg=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=OLe6PGkQzuENab8rwcJXprZCk7cwShWw3j+xn9KJoiqBx6T5sD6dtbR838u13ov54mQPgNQxh6WaZS5ZD2T5q1ZQOhd69hLZhIXgfDOdhtF+q7VAXXQutEG9KbKQOaA7+lF6iKFX9XSYPDCeow3gaAEj8E+XRRjCNeOCrjWy8JU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=0qAz+4o2; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="0qAz+4o2" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A8CF9C4CEC3; Mon, 14 Oct 2024 14:48:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1728917282; bh=FTxJAUJQ/xUcWWo9wrd2mhhBoPqtEhgNaVHqp/IJebg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=0qAz+4o2Qcrtw//xQJ1l1t0x6F7Z6o9i2oi0jLmcNkcneIInXV9cgDZVEGqa7xhzN v6tQECMeR436m6fCw0CrA7O7x7u2cQ15mzTkZTswNUMMDRdkp10zZUMV7wqHEHmdtp /+nEkYJ4tnMHna4uw9ini4qEBOCYHNs44E300+XQ= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Zhang Rui , "Rafael J. Wysocki" Subject: [PATCH 6.6 204/213] powercap: intel_rapl_tpmi: Fix bogus register reading Date: Mon, 14 Oct 2024 16:21:50 +0200 Message-ID: <20241014141050.923580856@linuxfoundation.org> X-Mailer: git-send-email 2.47.0 In-Reply-To: <20241014141042.954319779@linuxfoundation.org> References: <20241014141042.954319779@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.6-stable review patch. If anyone has any objections, please let me know. ------------------ From: Zhang Rui commit 91e8f835a7eda4ba2c0c4002a3108a0e3b22d34e upstream. The TPMI_RAPL_REG_DOMAIN_INFO value needs to be multiplied by 8 to get the register offset. Cc: All applicable Fixes: 903eb9fb85e3 ("powercap: intel_rapl_tpmi: Fix System Domain probing") Signed-off-by: Zhang Rui Link: https://patch.msgid.link/20240930081801.28502-2-rui.zhang@intel.com [ rjw: Changelog edits ] Signed-off-by: Rafael J. Wysocki Signed-off-by: Greg Kroah-Hartman --- drivers/powercap/intel_rapl_tpmi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/powercap/intel_rapl_tpmi.c +++ b/drivers/powercap/intel_rapl_tpmi.c @@ -192,7 +192,7 @@ static int parse_one_domain(struct tpmi_ pr_warn(FW_BUG "System domain must support Domain Info register\n"); return -ENODEV; } - tpmi_domain_info = readq(trp->base + offset + TPMI_RAPL_REG_DOMAIN_INFO); + tpmi_domain_info = readq(trp->base + offset + TPMI_RAPL_REG_DOMAIN_INFO * 8); if (!(tpmi_domain_info & TPMI_RAPL_DOMAIN_ROOT)) return 0; domain_type = RAPL_DOMAIN_PLATFORM;