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 394C75028C; Thu, 12 Sep 2024 06:09:57 +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=1726121398; cv=none; b=gTLp7WVFkGz4QcVM91xBdyKdTtK63JUAgeIJDJwQz0NNVn0F4jXk4ZHwZMHRJKHLWvQZ0mpMSmkrESd3o3VNRjbx/B/TtupXjT9o5HM4XeTrG+xo44Ajwisnw4hKFBmv5x0fjaww6gei2XXqcBD4vJGLeiP7arE+KxGKgC35Ay4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1726121398; c=relaxed/simple; bh=KUoUy9GLonbn9CIbH0VYwTW45LtmjuX2qj1A8pKAocE=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=TIxH3nUNjgAG4NfEv93tSnHUKJlQeU7ga7HnkLRdnH33yUAGkLEkEflEZEQX/wPGFSS+xSFGJdmNA2e+cDcJCcBpVoqvTH2YJkAbQuqXcA//K2fpD5oxmi76gK6LNScrXXqmU4Egyaqldkf5N7F5jB9NdEPcw8D9QlZkmjGJ2kI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=iX7FFODG; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="iX7FFODG" Received: by smtp.kernel.org (Postfix) with ESMTPSA id BDC27C4CEC3; Thu, 12 Sep 2024 06:09:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1726121397; bh=KUoUy9GLonbn9CIbH0VYwTW45LtmjuX2qj1A8pKAocE=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=iX7FFODGSJQjBhMM/jVXyg0aep2aCLBGSsZjz5T7IRoLAlv2w6Z+JTWztoh0b1ahl TvLl0siXHB5NtdrF4nz6WWkC/YIUvcG8mBEZOpYWNz/iPGKLH1WeCANkefM9wfbDU+ 7vwF5lJkNC4fOt21wnjWnuiyRDq5DOmOsFoZAeZr9F1SAkx9gIMjJhVKlvernYr+Vb L+e33w3SWxVu6V8cz1FKFhJ7c3e0oa841aAcPyH9NLcSWTz6p7rULAClkIo03Vtpl0 HUvZq1l1psznqgMKGG9hM22aQTB8SROW31Twt2bw68j/MxFCgytjRav70iPrVPCOde sSirpCbApLdXQ== Received: from johan by xi.lan with local (Exim 4.97.1) (envelope-from ) id 1sod20-000000004iC-1UBO; Thu, 12 Sep 2024 08:10:16 +0200 Date: Thu, 12 Sep 2024 08:10:16 +0200 From: Johan Hovold To: manivannan.sadhasivam@linaro.org Cc: Richard Zhu , Lucas Stach , Lorenzo Pieralisi , Krzysztof =?utf-8?Q?Wilczy=C5=84ski?= , Rob Herring , Bjorn Helgaas , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Jingoo Han , Chuanhua Lei , Marek Vasut , Yoshihiro Shimoda , Pratyush Anand , Thierry Reding , Jonathan Hunter , linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org, imx@lists.linux.dev, linux-kernel@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-arm-msm@vger.kernel.org, abel.vesa@linaro.org, johan+linaro@kernel.org, Shashank Babu Chinta Venkata , linux-tegra@vger.kernel.org Subject: Re: [PATCH v7 4/4] PCI: qcom: Add RX lane margining settings for 16.0 GT/s Message-ID: References: <20240911-pci-qcom-gen4-stability-v7-0-743f5c1fd027@linaro.org> <20240911-pci-qcom-gen4-stability-v7-4-743f5c1fd027@linaro.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240911-pci-qcom-gen4-stability-v7-4-743f5c1fd027@linaro.org> On Wed, Sep 11, 2024 at 08:56:29PM +0530, Manivannan Sadhasivam via B4 Relay wrote: > From: Shashank Babu Chinta Venkata > > Add RX lane margining settings for 16.0 GT/s (GEN 4) data rate. These > settings improve link stability while operating at high date rates and > helps to improve signal quality. > > Signed-off-by: Shashank Babu Chinta Venkata > Reviewed-by: Manivannan Sadhasivam > [mani: dropped the code refactoring and minor changes] > Tested-by: Johan Hovold > Signed-off-by: Manivannan Sadhasivam Reviewed-by: Johan Hovold