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From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
To: Ben Widawsky <ben.widawsky@intel.com>
Cc: linux-cxl@vger.kernel.org, linux-acpi@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-nvdimm@lists.01.org,
	linux-pci@vger.kernel.org, Bjorn Helgaas <helgaas@kernel.org>,
	Chris Browy <cbrowy@avery-design.com>,
	Christoph Hellwig <hch@infradead.org>,
	David Hildenbrand <david@redhat.com>,
	David Rientjes <rientjes@google.com>,
	Jon Masters <jcm@jonmasters.org>,
	Jonathan Cameron <Jonathan.Cameron@Huawei.com>,
	Rafael Wysocki <rafael.j.wysocki@intel.com>,
	Randy Dunlap <rdunlap@infradead.org>,
	"John Groves (jgroves)" <jgroves@micron.com>,
	"Kelley, Sean V" <sean.v.kelley@intel.com>
Subject: Re: [PATCH v5 7/9] cxl/mem: Add set of informational commands
Date: Fri, 19 Feb 2021 20:12:07 -0500	[thread overview]
Message-ID: <YDBh5+NfeN+rI1VA@Konrads-MacBook-Pro.local> (raw)
In-Reply-To: <20210217040958.1354670-8-ben.widawsky@intel.com>

On Tue, Feb 16, 2021 at 08:09:56PM -0800, Ben Widawsky wrote:
> Add initial set of formal commands beyond basic identify and command
> enumeration.
> 
> Signed-off-by: Ben Widawsky <ben.widawsky@intel.com>
> Reviewed-by: Dan Williams <dan.j.williams@intel.com>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>

> Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> (v2)
> ---
>  drivers/cxl/mem.c            | 9 +++++++++
>  include/uapi/linux/cxl_mem.h | 5 +++++
>  2 files changed, 14 insertions(+)
> 
> diff --git a/drivers/cxl/mem.c b/drivers/cxl/mem.c
> index e31b3045e231..6d7d3870b5da 100644
> --- a/drivers/cxl/mem.c
> +++ b/drivers/cxl/mem.c
> @@ -45,12 +45,16 @@
>  enum opcode {
>  	CXL_MBOX_OP_INVALID		= 0x0000,
>  	CXL_MBOX_OP_RAW			= CXL_MBOX_OP_INVALID,
> +	CXL_MBOX_OP_GET_FW_INFO		= 0x0200,
>  	CXL_MBOX_OP_ACTIVATE_FW		= 0x0202,
>  	CXL_MBOX_OP_GET_SUPPORTED_LOGS	= 0x0400,
>  	CXL_MBOX_OP_GET_LOG		= 0x0401,
>  	CXL_MBOX_OP_IDENTIFY		= 0x4000,
> +	CXL_MBOX_OP_GET_PARTITION_INFO	= 0x4100,
>  	CXL_MBOX_OP_SET_PARTITION_INFO	= 0x4101,
> +	CXL_MBOX_OP_GET_LSA		= 0x4102,
>  	CXL_MBOX_OP_SET_LSA		= 0x4103,
> +	CXL_MBOX_OP_GET_HEALTH_INFO	= 0x4200,
>  	CXL_MBOX_OP_SET_SHUTDOWN_STATE	= 0x4204,
>  	CXL_MBOX_OP_SCAN_MEDIA		= 0x4304,
>  	CXL_MBOX_OP_GET_SCAN_MEDIA	= 0x4305,
> @@ -171,6 +175,11 @@ static struct cxl_mem_command mem_commands[] = {
>  	CXL_CMD(RAW, ~0, ~0, 0),
>  #endif
>  	CXL_CMD(GET_SUPPORTED_LOGS, 0, ~0, CXL_CMD_FLAG_FORCE_ENABLE),
> +	CXL_CMD(GET_FW_INFO, 0, 0x50, 0),
> +	CXL_CMD(GET_PARTITION_INFO, 0, 0x20, 0),
> +	CXL_CMD(GET_LSA, 0x8, ~0, 0),
> +	CXL_CMD(GET_HEALTH_INFO, 0, 0x12, 0),
> +	CXL_CMD(GET_LOG, 0x18, ~0, CXL_CMD_FLAG_FORCE_ENABLE),
>  };
>  
>  /*
> diff --git a/include/uapi/linux/cxl_mem.h b/include/uapi/linux/cxl_mem.h
> index 59227f82a4c1..3155382dfc9b 100644
> --- a/include/uapi/linux/cxl_mem.h
> +++ b/include/uapi/linux/cxl_mem.h
> @@ -24,6 +24,11 @@
>  	___C(IDENTIFY, "Identify Command"),                               \
>  	___C(RAW, "Raw device command"),                                  \
>  	___C(GET_SUPPORTED_LOGS, "Get Supported Logs"),                   \
> +	___C(GET_FW_INFO, "Get FW Info"),                                 \
> +	___C(GET_PARTITION_INFO, "Get Partition Information"),            \
> +	___C(GET_LSA, "Get Label Storage Area"),                          \
> +	___C(GET_HEALTH_INFO, "Get Health Info"),                         \
> +	___C(GET_LOG, "Get Log"),                                         \
>  	___C(MAX, "invalid / last command")
>  
>  #define ___C(a, b) CXL_MEM_COMMAND_ID_##a
> -- 
> 2.30.1
> 
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  reply	other threads:[~2021-02-20  1:13 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-17  4:09 [PATCH v5 0/9] CXL 2.0 Support Ben Widawsky
2021-02-17  4:09 ` [PATCH v5 1/9] cxl/mem: Introduce a driver for CXL-2.0-Type-3 endpoints Ben Widawsky
2021-02-20  0:54   ` Konrad Rzeszutek Wilk
2021-02-17  4:09 ` [PATCH v5 2/9] cxl/mem: Find device capabilities Ben Widawsky
2021-02-17 12:22   ` Jonathan Cameron
2021-02-17  4:09 ` [PATCH v5 3/9] cxl/mem: Register CXL memX devices Ben Widawsky
2021-02-17  4:09 ` [PATCH v5 4/9] cxl/mem: Add basic IOCTL interface Ben Widawsky
2021-02-17 14:16   ` Jonathan Cameron
2021-02-20  1:22   ` Konrad Rzeszutek Wilk
2021-02-20 16:33     ` Ben Widawsky
2021-02-20 17:48       ` Dan Williams
2021-02-17  4:09 ` [PATCH v5 5/9] cxl/mem: Add a "RAW" send command Ben Widawsky
2021-02-20  1:03   ` Konrad Rzeszutek Wilk
2021-02-17  4:09 ` [PATCH v5 6/9] cxl/mem: Enable commands via CEL Ben Widawsky
2021-02-20  1:11   ` Konrad Rzeszutek Wilk
2021-02-17  4:09 ` [PATCH v5 7/9] cxl/mem: Add set of informational commands Ben Widawsky
2021-02-20  1:12   ` Konrad Rzeszutek Wilk [this message]
2021-02-17  4:09 ` [PATCH v5 8/9] MAINTAINERS: Add maintainers of the CXL driver Ben Widawsky
2021-02-17  4:09 ` [RFC PATCH v5 9/9] cxl/mem: Add payload dumping for debug Ben Widawsky

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