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 5207421765B; Tue, 19 Aug 2025 12:55:23 +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=1755608124; cv=none; b=cne76+bK98/1BpAPIYl79CJimnVjEdROAAbsGLff0cnsuWVQ2/FRecnfGVRJ06dAq8u7TJdEmejBnXi7Ym9glAAE0dFuQV1e9f2WVxD6su2cDaNYHOPrEVh37VhR3AwT91M8Mza7t6ziA/IHNeiDYNETFKD1shGC7w+UbQcFi/Y= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755608124; c=relaxed/simple; bh=+1/10nzw4Yf4yiVjA7ztc1dX3OYsmM9+0qlQA3cpdSg=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=bmmysCGMOOBgDYaicuwibIjas56QYSxSKU54MO4uy7pCD2ZGaA+hZT/A1DgSqN46CE1Z1ud8sHMF3vMqCXLPDW/07IG5hUOeFNQG8qz6SEFFmQeVzL8GVuxf+ZVlNwHLGqUWJduGCOzTgxB3ENtZwXcObU9ti1xMl+PSZ7bDqHs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Op6q3UE7; 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="Op6q3UE7" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8D705C4CEF1; Tue, 19 Aug 2025 12:55:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1755608123; bh=+1/10nzw4Yf4yiVjA7ztc1dX3OYsmM9+0qlQA3cpdSg=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Op6q3UE7eKv7xYk37W//xhzKMUL2XvdoNTa45dNkDlSf/a0dqxSKLzGkTFjy1ODhC gOfaNm1m5FpSsq0WGgFhmbTi11oQ5UT2a6utUz25TkBRkYfHfmjB6l9AGbaGLtX5Lg M9le2ylpxoFrce1kmFrMqwbieVaCIdyb8z0IkNZWiulgV8tw1HqujTHFV4m9QI/fh9 NfJDeVggrWmvGUreyIo4UrBCejq9BOWTOlTae3A4VDfGZWzgGTQKZ/DUNuebOPnlsN oCL2ady6yZfisD5j5SWcqRBG0XxGb2koSMhhWKBDolwocwJl6wkrI31vjuyARtpBae yNmxj40rSPOiQ== Date: Tue, 19 Aug 2025 13:55:18 +0100 From: Lee Jones To: Qunqin Zhao Cc: herbert@gondor.apana.org.au, jarkko@kernel.org, linux-kernel@vger.kernel.org, loongarch@lists.linux.dev, davem@davemloft.net, linux-crypto@vger.kernel.org, peterhuewe@gmx.de, jgg@ziepe.ca, linux-integrity@vger.kernel.org, Yinggang Gu , Huacai Chen Subject: Re: [PATCH v12 2/4] crypto: loongson - add Loongson RNG driver support Message-ID: <20250819125518.GF7508@google.com> References: <20250705072045.1067-1-zhaoqunqin@loongson.cn> <20250705072045.1067-3-zhaoqunqin@loongson.cn> Precedence: bulk X-Mailing-List: linux-crypto@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20250705072045.1067-3-zhaoqunqin@loongson.cn> On Sat, 05 Jul 2025, Qunqin Zhao wrote: > Loongson's Random Number Generator is found inside Loongson Security > Engine chip. > > Co-developed-by: Yinggang Gu > Signed-off-by: Yinggang Gu > Signed-off-by: Qunqin Zhao > Reviewed-by: Huacai Chen > --- > drivers/crypto/Kconfig | 1 + > drivers/crypto/Makefile | 1 + > drivers/crypto/loongson/Kconfig | 5 + > drivers/crypto/loongson/Makefile | 1 + > drivers/crypto/loongson/loongson-rng.c | 209 +++++++++++++++++++++++++ > 5 files changed, 217 insertions(+) > create mode 100644 drivers/crypto/loongson/Kconfig > create mode 100644 drivers/crypto/loongson/Makefile > create mode 100644 drivers/crypto/loongson/loongson-rng.c > > diff --git a/drivers/crypto/Kconfig b/drivers/crypto/Kconfig > index 9f8a3a5be..f6117bc77 100644 > --- a/drivers/crypto/Kconfig > +++ b/drivers/crypto/Kconfig > @@ -827,6 +827,7 @@ config CRYPTO_DEV_CCREE > If unsure say Y. > > source "drivers/crypto/hisilicon/Kconfig" > +source "drivers/crypto/loongson/Kconfig" > > source "drivers/crypto/amlogic/Kconfig" > > diff --git a/drivers/crypto/Makefile b/drivers/crypto/Makefile > index 22eadcc8f..125b99b24 100644 > --- a/drivers/crypto/Makefile > +++ b/drivers/crypto/Makefile > @@ -44,6 +44,7 @@ obj-y += inside-secure/ > obj-$(CONFIG_CRYPTO_DEV_ARTPEC6) += axis/ > obj-y += xilinx/ > obj-y += hisilicon/ > +obj-y += loongson/ > obj-$(CONFIG_CRYPTO_DEV_AMLOGIC_GXL) += amlogic/ > obj-y += intel/ > obj-y += starfive/ > diff --git a/drivers/crypto/loongson/Kconfig b/drivers/crypto/loongson/Kconfig > new file mode 100644 > index 000000000..15475da8f > --- /dev/null > +++ b/drivers/crypto/loongson/Kconfig > @@ -0,0 +1,5 @@ > +config CRYPTO_DEV_LOONGSON_RNG > + tristate "Support for Loongson RNG Driver" > + depends on MFD_LOONGSON_SE > + help > + Support for Loongson RNG Driver. > diff --git a/drivers/crypto/loongson/Makefile b/drivers/crypto/loongson/Makefile > new file mode 100644 > index 000000000..1ce5ec32b > --- /dev/null > +++ b/drivers/crypto/loongson/Makefile > @@ -0,0 +1 @@ > +obj-$(CONFIG_CRYPTO_DEV_LOONGSON_RNG) += loongson-rng.o > diff --git a/drivers/crypto/loongson/loongson-rng.c b/drivers/crypto/loongson/loongson-rng.c > new file mode 100644 > index 000000000..3a4940260 > --- /dev/null > +++ b/drivers/crypto/loongson/loongson-rng.c > @@ -0,0 +1,209 @@ > +// SPDX-License-Identifier: GPL-2.0 > +/* Copyright (c) 2019 HiSilicon Limited. */ > +/* Copyright (c) 2025 Loongson Technology Corporation Limited. */ > + > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include This depends on the first patch in the series. Does this one have an Ack? -- Lee Jones [李琼斯]