[v4] EDAC/amd64: Add support for family 19h, models 40h-4fh

[PATCH v4] EDAC/amd64: Add support for family 19h, models 40h-4fh

Posted by Devang Vyas 2 weeks, 6 days ago

Add support for Ryzen 6000 Zen3-based CPUs in the V3000
AMD Embedded SoC platform which uses ECC memory and would
need RAS handling of hardware errors.

Co-developed-by: Ramesh Garidapuri <ramesh.garidapuri@amd.com>
Signed-off-by: Ramesh Garidapuri <ramesh.garidapuri@amd.com>
Signed-off-by: Devang Vyas <devangnayanbhai.vyas@amd.com>
---
 drivers/edac/amd64_edac.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
index 2391f3469961..6cf0b6d7b5ec 100644
--- a/drivers/edac/amd64_edac.c
+++ b/drivers/edac/amd64_edac.c
@@ -3863,6 +3863,9 @@ static int per_family_init(struct amd64_pvt *pvt)
 				pvt->max_mcs		= 8;
 			}
 			break;
+		case 0x40 ... 0x4f:
+			pvt->max_mcs			= 4;
+			break;
 		case 0x60 ... 0x6f:
 			pvt->flags.zn_regs_v2		= 1;
 			break;
-- 
2.25.1

Re: [PATCH v4] EDAC/amd64: Add support for family 19h, models 40h-4fh

Posted by Borislav Petkov 2 weeks, 4 days ago

On Wed, Mar 18, 2026 at 12:04:53AM +0530, Devang Vyas wrote:
> Add support for Ryzen 6000 Zen3-based CPUs in the V3000
> AMD Embedded SoC platform which uses ECC memory and would
> need RAS handling of hardware errors.
> 
> Co-developed-by: Ramesh Garidapuri <ramesh.garidapuri@amd.com>
> Signed-off-by: Ramesh Garidapuri <ramesh.garidapuri@amd.com>
> Signed-off-by: Devang Vyas <devangnayanbhai.vyas@amd.com>
> ---
>  drivers/edac/amd64_edac.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
> index 2391f3469961..6cf0b6d7b5ec 100644
> --- a/drivers/edac/amd64_edac.c
> +++ b/drivers/edac/amd64_edac.c
> @@ -3863,6 +3863,9 @@ static int per_family_init(struct amd64_pvt *pvt)
>  				pvt->max_mcs		= 8;
>  			}
>  			break;
> +		case 0x40 ... 0x4f:
> +			pvt->max_mcs			= 4;
> +			break;
>  		case 0x60 ... 0x6f:
>  			pvt->flags.zn_regs_v2		= 1;
>  			break;
> -- 

Applied, thanks.

-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette

Re: [PATCH v4] EDAC/amd64: Add support for family 19h, models 40h-4fh

Posted by Yazen Ghannam 2 weeks, 4 days ago

On Wed, Mar 18, 2026 at 12:04:53AM +0530, Devang Vyas wrote:
> Add support for Ryzen 6000 Zen3-based CPUs in the V3000
> AMD Embedded SoC platform which uses ECC memory and would
> need RAS handling of hardware errors.
> 
> Co-developed-by: Ramesh Garidapuri <ramesh.garidapuri@amd.com>
> Signed-off-by: Ramesh Garidapuri <ramesh.garidapuri@amd.com>
> Signed-off-by: Devang Vyas <devangnayanbhai.vyas@amd.com>
> ---

Reviewed-by: Yazen Ghannam <yazen.ghannam@amd.com>

Thanks,
Yazen