diff mbox series

[v7,09/28] sfc: request cxl ram resource

Message ID 20241209185429.54054-10-alejandro.lucero-palau@amd.com
State Superseded
Headers show
Series cxl: add type2 device basic support | expand

Commit Message

Lucero Palau, Alejandro Dec. 9, 2024, 6:54 p.m. UTC 
From: Alejandro Lucero <alucerop@amd.com>

Use cxl accessor for obtaining the ram resource the device advertises.

Signed-off-by: Alejandro Lucero <alucerop@amd.com>
Reviewed-by: Martin Habets <habetsm.xilinx@gmail.com>
Reviewed-by: Fan Ni <fan.ni@samsung.com>
---
 drivers/net/ethernet/sfc/efx_cxl.c | 7 +++++++
 1 file changed, 7 insertions(+)

Comments

Edward Cree Dec. 9, 2024, 11:23 p.m. UTC | #1 
On 09/12/2024 18:54, alejandro.lucero-palau@amd.com wrote:
> From: Alejandro Lucero <alucerop@amd.com>
> 
> Use cxl accessor for obtaining the ram resource the device advertises.
> 
> Signed-off-by: Alejandro Lucero <alucerop@amd.com>
> Reviewed-by: Martin Habets <habetsm.xilinx@gmail.com>
> Reviewed-by: Fan Ni <fan.ni@samsung.com>

Acked-by: Edward Cree <ecree.xilinx@gmail.com>
diff mbox series

Patch

diff --git a/drivers/net/ethernet/sfc/efx_cxl.c b/drivers/net/ethernet/sfc/efx_cxl.c
index 3f15486f99e4..6d7a7b38e382 100644
--- a/drivers/net/ethernet/sfc/efx_cxl.c
+++ b/drivers/net/ethernet/sfc/efx_cxl.c
@@ -84,6 +84,12 @@  int efx_cxl_init(struct efx_probe_data *probe_data)
 		goto err2;
 	}
 
+	rc = cxl_request_resource(cxl->cxlds, CXL_RES_RAM);
+	if (rc) {
+		pci_err(pci_dev, "CXL request resource failed");
+		goto err2;
+	}
+
 	probe_data->cxl = cxl;
 
 	return 0;
@@ -98,6 +104,7 @@  int efx_cxl_init(struct efx_probe_data *probe_data)
 void efx_cxl_exit(struct efx_probe_data *probe_data)
 {
 	if (probe_data->cxl) {
+		cxl_release_resource(probe_data->cxl->cxlds, CXL_RES_RAM);
 		kfree(probe_data->cxl->cxlds);
 		kfree(probe_data->cxl);
 	}