linux-kernel - Re: [PATCH 2/2] dmaengine: idxd: Add new DSA and IAA device IDs on Diamond Rapids platform

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Message-ID: <d8505c21-dec0-45ce-8757-e1aea7ca7432@intel.com>
Date: Wed, 28 Aug 2024 15:45:23 -0700
From: Dave Jiang <dave.jiang@...el.com>
To: Fenghua Yu <fenghua.yu@...el.com>, Vinod Koul <vkoul@...nel.org>
Cc: dmaengine@...r.kernel.org, linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/2] dmaengine: idxd: Add new DSA and IAA device IDs on
 Diamond Rapids platform



On 8/28/24 3:42 PM, Fenghua Yu wrote:
> A new DSA device ID, 0x1212, and a new IAA device ID, 0x1216, are
> introduced on Diamond Rapids platform. Add the device IDs to the IDXD
> driver.
> 
> Signed-off-by: Fenghua Yu <fenghua.yu@...el.com>
> ---
>  drivers/dma/idxd/init.c | 4 ++++
>  include/linux/pci_ids.h | 2 ++
>  2 files changed, 6 insertions(+)
> 
> diff --git a/drivers/dma/idxd/init.c b/drivers/dma/idxd/init.c
> index 415b17b0acd0..21e3cff66f77 100644
> --- a/drivers/dma/idxd/init.c
> +++ b/drivers/dma/idxd/init.c
> @@ -71,9 +71,13 @@ static struct pci_device_id idxd_pci_tbl[] = {
>  	{ PCI_DEVICE_DATA(INTEL, DSA_SPR0, &idxd_driver_data[IDXD_TYPE_DSA]) },
>  	/* DSA on GNR-D platforms */
>  	{ PCI_DEVICE_DATA(INTEL, DSA_GNRD, &idxd_driver_data[IDXD_TYPE_DSA]) },
> +	/* DSA on DMR platforms */
> +	{ PCI_DEVICE_DATA(INTEL, DSA_DMR, &idxd_driver_data[IDXD_TYPE_DSA]) },
>  
>  	/* IAX ver 1.0 platforms */
>  	{ PCI_DEVICE_DATA(INTEL, IAX_SPR0, &idxd_driver_data[IDXD_TYPE_IAX]) },
> +	/* IAX on DMR platforms */
> +	{ PCI_DEVICE_DATA(INTEL, IAX_DMR, &idxd_driver_data[IDXD_TYPE_IAX]) },

IAA_DMR?

>  	{ 0, }
>  };
>  MODULE_DEVICE_TABLE(pci, idxd_pci_tbl);
> diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
> index ff99047dac44..e15ebb3942ae 100644
> --- a/include/linux/pci_ids.h
> +++ b/include/linux/pci_ids.h
> @@ -2707,6 +2707,8 @@
>  #define PCI_DEVICE_ID_INTEL_82815_CGC	0x1132
>  #define PCI_DEVICE_ID_INTEL_SST_TNG	0x119a
>  #define PCI_DEVICE_ID_INTEL_DSA_GNRD	0x11fb
> +#define PCI_DEVICE_ID_INTEL_DSA_DMR	0x1212
> +#define PCI_DEVICE_ID_INTEL_IAX_DMR	0x1216

s/IAX/IAA/ ?

>  #define PCI_DEVICE_ID_INTEL_82092AA_0	0x1221
>  #define PCI_DEVICE_ID_INTEL_82437	0x122d
>  #define PCI_DEVICE_ID_INTEL_82371FB_0	0x122e