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From: Jonathan Cameron <Jonathan.Cameron@Huawei.com>
To: Dave Jiang <dave.jiang@intel.com>
Cc: <linux-cxl@vger.kernel.org>, <dan.j.williams@intel.com>,
	<ira.weiny@intel.com>, <vishal.l.verma@intel.com>,
	<alison.schofield@intel.com>
Subject: Re: [PATCH v5 10/14] cxl: Move identify and partition query from pci probe to port probe
Date: Fri, 12 May 2023 16:17:30 +0100	[thread overview]
Message-ID: <20230512161730.00002bf1@Huawei.com> (raw)
In-Reply-To: <168357887373.2756219.10680050253858860934.stgit@djiang5-mobl3>

On Mon, 08 May 2023 13:47:53 -0700
Dave Jiang <dave.jiang@intel.com> wrote:

> Move the enumeration of device capacity to cxl_port_probe() from
> cxl_pci_probe(). The size and capacity information should be read
> after cxl_await_media_ready() so the data is valid.
> 
> Fixes: 5e2411ae8071 ("cxl/memdev: Change cxl_mem to a more descriptive name")
> Signed-off-by: Dave Jiang <dave.jiang@intel.com>

Same comment about this should be at top of patch set, not buried down at patch 10.

Change seems fine
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

> ---
>  drivers/cxl/pci.c  |    8 --------
>  drivers/cxl/port.c |    8 ++++++++
>  2 files changed, 8 insertions(+), 8 deletions(-)
> 
> diff --git a/drivers/cxl/pci.c b/drivers/cxl/pci.c
> index ed39d133b70d..06324266eae8 100644
> --- a/drivers/cxl/pci.c
> +++ b/drivers/cxl/pci.c
> @@ -707,14 +707,6 @@ static int cxl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
>  	if (rc)
>  		return rc;
>  
> -	rc = cxl_dev_state_identify(cxlds);
> -	if (rc)
> -		return rc;
> -
> -	rc = cxl_mem_create_range_info(cxlds);
> -	if (rc)
> -		return rc;
> -
>  	rc = cxl_alloc_irq_vectors(pdev);
>  	if (rc)
>  		return rc;
> diff --git a/drivers/cxl/port.c b/drivers/cxl/port.c
> index b474997cc7ee..0bdb9d73a389 100644
> --- a/drivers/cxl/port.c
> +++ b/drivers/cxl/port.c
> @@ -180,6 +180,14 @@ static int cxl_endpoint_port_probe(struct cxl_port *port)
>  		return rc;
>  	}
>  
> +	rc = cxl_dev_state_identify(cxlds);
> +	if (rc)
> +		return rc;
> +
> +	rc = cxl_mem_create_range_info(cxlds);
> +	if (rc)
> +		return rc;
> +
>  	rc = devm_cxl_enumerate_decoders(cxlhdm, &info);
>  	if (rc)
>  		return rc;
> 
> 


  reply	other threads:[~2023-05-12 15:17 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-05-08 20:46 [PATCH v5 00/14] cxl: Add support for QTG ID retrieval for CXL subsystem Dave Jiang
2023-05-08 20:46 ` [PATCH v5 01/14] cxl: Add callback to parse the DSMAS subtables from CDAT Dave Jiang
2023-05-12 14:26   ` Jonathan Cameron
2023-05-08 20:47 ` [PATCH v5 02/14] cxl: Add callback to parse the DSLBIS subtable " Dave Jiang
2023-05-12 14:33   ` Jonathan Cameron
2023-05-08 20:47 ` [PATCH v5 03/14] cxl: Add callback to parse the SSLBIS " Dave Jiang
2023-05-12 14:41   ` Jonathan Cameron
2023-05-16 17:49     ` Dave Jiang
2023-05-08 20:47 ` [PATCH v5 04/14] cxl: Add support for _DSM Function for retrieving QTG ID Dave Jiang
2023-05-12 14:50   ` Jonathan Cameron
2023-05-08 20:47 ` [PATCH v5 05/14] cxl: Calculate and store PCI link latency for the downstream ports Dave Jiang
2023-05-08 20:47 ` [PATCH v5 06/14] cxl: Store the access coordinates for the generic ports Dave Jiang
2023-05-12 14:59   ` Jonathan Cameron
2023-05-16 20:58     ` Dave Jiang
2023-05-16 21:13       ` Dan Williams
2023-05-16 21:52         ` Dave Jiang
2023-05-08 20:47 ` [PATCH v5 07/14] cxl: Add helper function that calculate performance data for downstream ports Dave Jiang
2023-05-12 15:05   ` Jonathan Cameron
2023-05-08 20:47 ` [PATCH v5 08/14] cxl: Compute the entire CXL path latency and bandwidth data Dave Jiang
2023-05-12 15:09   ` Jonathan Cameron
2023-05-08 20:47 ` [PATCH v5 09/14] cxl: Wait Memory_Info_Valid before access memory related info Dave Jiang
2023-05-12 15:16   ` Jonathan Cameron
2023-05-08 20:47 ` [PATCH v5 10/14] cxl: Move identify and partition query from pci probe to port probe Dave Jiang
2023-05-12 15:17   ` Jonathan Cameron [this message]
2023-05-08 20:47 ` [PATCH v5 11/14] cxl: Move read_cdat_data() to after media is ready Dave Jiang
2023-05-12 15:18   ` Jonathan Cameron
2023-05-08 20:48 ` [PATCH v5 12/14] cxl: Store QTG IDs and related info to the CXL memory device context Dave Jiang
2023-05-12 15:30   ` Jonathan Cameron
2023-05-08 20:48 ` [PATCH v5 13/14] cxl: Export sysfs attributes for memory device QoS class Dave Jiang
2023-05-12 15:33   ` Jonathan Cameron
2023-05-08 20:48 ` [PATCH v5 14/14] cxl/mem: Add debugfs output for QTG related data Dave Jiang
2023-05-12 15:36   ` Jonathan Cameron
2023-05-17 22:28     ` Dave Jiang
2023-05-12 15:28 ` [PATCH v5 00/14] cxl: Add support for QTG ID retrieval for CXL subsystem Jonathan Cameron
2023-05-16 21:49   ` Dan Williams
2023-05-17  8:50     ` Jonathan Cameron

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