diff mbox series

[v6,14/28] sfc: create type2 cxl memdev

Message ID 20241202171222.62595-15-alejandro.lucero-palau@amd.com (mailing list archive)
State Superseded
Delegated to: Netdev Maintainers
Headers show
Series cxl: add type2 device basic support | expand

Checks

Context Check Description
netdev/tree_selection success Guessing tree name failed - patch did not apply

Commit Message

Lucero Palau, Alejandro Dec. 2, 2024, 5:12 p.m. UTC 
From: Alejandro Lucero <alucerop@amd.com>

Use cxl API for creating a cxl memory device using the type2
cxl_dev_state struct.

Signed-off-by: Alejandro Lucero <alucerop@amd.com>
---
 drivers/net/ethernet/sfc/efx_cxl.c | 9 +++++++++
 1 file changed, 9 insertions(+)

Comments

Martin Habets Dec. 3, 2024, 2:27 p.m. UTC | #1 
On Mon, Dec 02, 2024 at 05:12:08PM +0000, alejandro.lucero-palau@amd.com wrote:
> 
> From: Alejandro Lucero <alucerop@amd.com>
> 
> Use cxl API for creating a cxl memory device using the type2
> cxl_dev_state struct.
> 
> Signed-off-by: Alejandro Lucero <alucerop@amd.com>

Reviewed-by: Martin Habets <habetsm.xilinx@gmail.com>

> ---
>  drivers/net/ethernet/sfc/efx_cxl.c | 9 +++++++++
>  1 file changed, 9 insertions(+)
> 
> diff --git a/drivers/net/ethernet/sfc/efx_cxl.c b/drivers/net/ethernet/sfc/efx_cxl.c
> index aa65f227c80d..d03fa9f9c421 100644
> --- a/drivers/net/ethernet/sfc/efx_cxl.c
> +++ b/drivers/net/ethernet/sfc/efx_cxl.c
> @@ -95,10 +95,19 @@ int efx_cxl_init(struct efx_probe_data *probe_data)
>  	 */
>  	cxl_set_media_ready(cxl->cxlds);
>  
> +	cxl->cxlmd = devm_cxl_add_memdev(&pci_dev->dev, cxl->cxlds);
> +	if (IS_ERR(cxl->cxlmd)) {
> +		pci_err(pci_dev, "CXL accel memdev creation failed");
> +		rc = PTR_ERR(cxl->cxlmd);
> +		goto err3;
> +	}
> +
>  	probe_data->cxl = cxl;
>  
>  	return 0;
>  
> +err3:
> +	cxl_release_resource(cxl->cxlds, CXL_RES_RAM);
>  err2:
>  	kfree(cxl->cxlds);
>  err1:
> -- 
> 2.17.1
> 
>
Fan Ni Dec. 6, 2024, 5:12 p.m. UTC | #2 
On Mon, Dec 02, 2024 at 05:12:08PM +0000, alejandro.lucero-palau@amd.com wrote:
> From: Alejandro Lucero <alucerop@amd.com>
> 
> Use cxl API for creating a cxl memory device using the type2
> cxl_dev_state struct.
> 
> Signed-off-by: Alejandro Lucero <alucerop@amd.com>

Reviewed-by: Fan Ni <fan.ni@samsung.com>

> ---
>  drivers/net/ethernet/sfc/efx_cxl.c | 9 +++++++++
>  1 file changed, 9 insertions(+)
> 
> diff --git a/drivers/net/ethernet/sfc/efx_cxl.c b/drivers/net/ethernet/sfc/efx_cxl.c
> index aa65f227c80d..d03fa9f9c421 100644
> --- a/drivers/net/ethernet/sfc/efx_cxl.c
> +++ b/drivers/net/ethernet/sfc/efx_cxl.c
> @@ -95,10 +95,19 @@ int efx_cxl_init(struct efx_probe_data *probe_data)
>  	 */
>  	cxl_set_media_ready(cxl->cxlds);
>  
> +	cxl->cxlmd = devm_cxl_add_memdev(&pci_dev->dev, cxl->cxlds);
> +	if (IS_ERR(cxl->cxlmd)) {
> +		pci_err(pci_dev, "CXL accel memdev creation failed");
> +		rc = PTR_ERR(cxl->cxlmd);
> +		goto err3;
> +	}
> +
>  	probe_data->cxl = cxl;
>  
>  	return 0;
>  
> +err3:
> +	cxl_release_resource(cxl->cxlds, CXL_RES_RAM);
>  err2:
>  	kfree(cxl->cxlds);
>  err1:
> -- 
> 2.17.1
>
diff mbox series

Patch

diff --git a/drivers/net/ethernet/sfc/efx_cxl.c b/drivers/net/ethernet/sfc/efx_cxl.c
index aa65f227c80d..d03fa9f9c421 100644
--- a/drivers/net/ethernet/sfc/efx_cxl.c
+++ b/drivers/net/ethernet/sfc/efx_cxl.c
@@ -95,10 +95,19 @@  int efx_cxl_init(struct efx_probe_data *probe_data)
 	 */
 	cxl_set_media_ready(cxl->cxlds);
 
+	cxl->cxlmd = devm_cxl_add_memdev(&pci_dev->dev, cxl->cxlds);
+	if (IS_ERR(cxl->cxlmd)) {
+		pci_err(pci_dev, "CXL accel memdev creation failed");
+		rc = PTR_ERR(cxl->cxlmd);
+		goto err3;
+	}
+
 	probe_data->cxl = cxl;
 
 	return 0;
 
+err3:
+	cxl_release_resource(cxl->cxlds, CXL_RES_RAM);
 err2:
 	kfree(cxl->cxlds);
 err1: