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From: Will Deacon <will@kernel.org>
To: Sudeep Holla <sudeep.holla@arm.com>
Cc: linux-arm-kernel@lists.infradead.org,
	Catalin Marinas <catalin.marinas@arm.com>,
	Mark Rutland <mark.rutland@arm.com>,
	Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
	Steven Price <steven.price@arm.com>,
	linux-kernel@vger.kernel.org, harb@amperecomputing.com
Subject: Re: [PATCH v2 5/5] arm/arm64: smccc: Add ARCH_SOC_ID support
Date: Tue, 5 May 2020 17:20:50 +0100	[thread overview]
Message-ID: <20200505162049.GG24239@willie-the-truck> (raw)
In-Reply-To: <20200504092905.10580-6-sudeep.holla@arm.com>

On Mon, May 04, 2020 at 10:29:05AM +0100, Sudeep Holla wrote:
> diff --git a/drivers/firmware/psci/soc_id.c b/drivers/firmware/psci/soc_id.c
> new file mode 100644
> index 000000000000..b45f2d78e12e
> --- /dev/null
> +++ b/drivers/firmware/psci/soc_id.c
> @@ -0,0 +1,165 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * Copyright 2020 Arm Limited
> + */
> +
> +#include <linux/arm-smccc.h>
> +#include <linux/bitfield.h>
> +#include <linux/device.h>
> +#include <linux/module.h>
> +#include <linux/kernel.h>
> +#include <linux/slab.h>
> +#include <linux/sys_soc.h>
> +
> +#define SMCCC_SOC_ID_JEP106_BANK_IDX_MASK	GENMASK(30, 24)
> +/*
> + * As per the spec bits[23:16] are JEP-106 identification code with parity bit
> + * for the SiP. We can drop the parity bit.
> + */

Which spec? Could you link to the doc and section here, please?

Will

WARNING: multiple messages have this Message-ID (diff)
From: Will Deacon <will@kernel.org>
To: Sudeep Holla <sudeep.holla@arm.com>
Cc: Mark Rutland <mark.rutland@arm.com>,
	Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
	Catalin Marinas <catalin.marinas@arm.com>,
	linux-kernel@vger.kernel.org, Steven Price <steven.price@arm.com>,
	harb@amperecomputing.com, linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v2 5/5] arm/arm64: smccc: Add ARCH_SOC_ID support
Date: Tue, 5 May 2020 17:20:50 +0100	[thread overview]
Message-ID: <20200505162049.GG24239@willie-the-truck> (raw)
In-Reply-To: <20200504092905.10580-6-sudeep.holla@arm.com>

On Mon, May 04, 2020 at 10:29:05AM +0100, Sudeep Holla wrote:
> diff --git a/drivers/firmware/psci/soc_id.c b/drivers/firmware/psci/soc_id.c
> new file mode 100644
> index 000000000000..b45f2d78e12e
> --- /dev/null
> +++ b/drivers/firmware/psci/soc_id.c
> @@ -0,0 +1,165 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * Copyright 2020 Arm Limited
> + */
> +
> +#include <linux/arm-smccc.h>
> +#include <linux/bitfield.h>
> +#include <linux/device.h>
> +#include <linux/module.h>
> +#include <linux/kernel.h>
> +#include <linux/slab.h>
> +#include <linux/sys_soc.h>
> +
> +#define SMCCC_SOC_ID_JEP106_BANK_IDX_MASK	GENMASK(30, 24)
> +/*
> + * As per the spec bits[23:16] are JEP-106 identification code with parity bit
> + * for the SiP. We can drop the parity bit.
> + */

Which spec? Could you link to the doc and section here, please?

Will

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  parent reply	other threads:[~2020-05-05 16:20 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-04  9:29 [PATCH v2 0/5] arm/arm64: smccc: Add ARCH_SOC_ID support Sudeep Holla
2020-05-04  9:29 ` Sudeep Holla
2020-05-04  9:29 ` [PATCH v2 1/5] arm/arm64: smccc: Update link to latest SMCCC specification Sudeep Holla
2020-05-04  9:29   ` Sudeep Holla
2020-05-04  9:29 ` [PATCH v2 2/5] arm/arm64: smccc: Add the definition for SMCCCv1.2 version/error codes Sudeep Holla
2020-05-04  9:29   ` Sudeep Holla
2020-05-04  9:29 ` [PATCH v2 3/5] arm/arm64: smccc: Drop smccc_version enum and use ARM_SMCCC_VERSION_1_x instead Sudeep Holla
2020-05-04  9:29   ` Sudeep Holla
2020-05-04  9:29 ` [PATCH v2 4/5] firmware: psci: Add function to fetch SMCCC version Sudeep Holla
2020-05-04  9:29   ` Sudeep Holla
2020-05-04 14:11   ` Steven Price
2020-05-04 14:11     ` Steven Price
2020-05-04  9:29 ` [PATCH v2 5/5] arm/arm64: smccc: Add ARCH_SOC_ID support Sudeep Holla
2020-05-04  9:29   ` Sudeep Holla
2020-05-04 14:10   ` Steven Price
2020-05-04 14:10     ` Steven Price
2020-05-04 14:49     ` Sudeep Holla
2020-05-04 14:49       ` Sudeep Holla
2020-05-05 16:20   ` Will Deacon [this message]
2020-05-05 16:20     ` Will Deacon
2020-05-05 17:59     ` Sudeep Holla
2020-05-05 17:59       ` Sudeep Holla

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