diff mbox series

[v6,7/7] misc: pci_endpoint_test: Document a policy about adding pci_device_id

Message ID 20240410004832.3726922-8-yoshihiro.shimoda.uh@renesas.com (mailing list archive)
State Superseded
Delegated to: Geert Uytterhoeven
Headers show
Series PCI: rcar-gen4: Add R-Car V4H support | expand

Commit Message

Yoshihiro Shimoda April 10, 2024, 12:48 a.m. UTC
To avoid becoming struct pci_device_id pci_endpoint_test_tbl longer
and longer, document a policy. For example, if PCIe endpoint controller
can configure vendor id and/or product id, you can reuse one of
existing entries to test.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
---
Cc: Frank Li <Frank.li@nxp.com>
---
 drivers/misc/pci_endpoint_test.c | 1 +
 1 file changed, 1 insertion(+)

Comments

Manivannan Sadhasivam April 10, 2024, 5:54 p.m. UTC | #1
On Wed, Apr 10, 2024 at 09:48:32AM +0900, Yoshihiro Shimoda wrote:
> To avoid becoming struct pci_device_id pci_endpoint_test_tbl longer
> and longer, document a policy. For example, if PCIe endpoint controller
> can configure vendor id and/or product id, you can reuse one of
> existing entries to test.
> 
> Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>

One comment below. With that addressed,

Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>

> ---
> Cc: Frank Li <Frank.li@nxp.com>
> ---
>  drivers/misc/pci_endpoint_test.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/misc/pci_endpoint_test.c b/drivers/misc/pci_endpoint_test.c
> index c38a6083f0a7..3c8a0afad91d 100644
> --- a/drivers/misc/pci_endpoint_test.c
> +++ b/drivers/misc/pci_endpoint_test.c
> @@ -980,6 +980,7 @@ static const struct pci_endpoint_test_data j721e_data = {
>  	.irq_type = IRQ_TYPE_MSI,
>  };
>  
> +/* Don't need to add a new entry if you can use existing entry to test */

'Do not add a new entry if the controller can use existing VID:PID combinations'

- Mani

>  static const struct pci_device_id pci_endpoint_test_tbl[] = {
>  	{ PCI_DEVICE(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_DRA74x),
>  	  .driver_data = (kernel_ulong_t)&default_data,
> -- 
> 2.25.1
> 
>
diff mbox series

Patch

diff --git a/drivers/misc/pci_endpoint_test.c b/drivers/misc/pci_endpoint_test.c
index c38a6083f0a7..3c8a0afad91d 100644
--- a/drivers/misc/pci_endpoint_test.c
+++ b/drivers/misc/pci_endpoint_test.c
@@ -980,6 +980,7 @@  static const struct pci_endpoint_test_data j721e_data = {
 	.irq_type = IRQ_TYPE_MSI,
 };
 
+/* Don't need to add a new entry if you can use existing entry to test */
 static const struct pci_device_id pci_endpoint_test_tbl[] = {
 	{ PCI_DEVICE(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_DRA74x),
 	  .driver_data = (kernel_ulong_t)&default_data,