From: Amit Prakash Shukla <amitprakashs@marvell.com>
To: Jerin Jacob <jerinjacobk@gmail.com>
Cc: Chengwen Feng <fengchengwen@huawei.com>,
Kevin Laatz <kevin.laatz@intel.com>,
Bruce Richardson <bruce.richardson@intel.com>,
"dev@dpdk.org" <dev@dpdk.org>,
Jerin Jacob Kollanukkaran <jerinj@marvell.com>,
"conor.walsh@intel.com" <conor.walsh@intel.com>,
Vamsi Krishna Attunuru <vattunuru@marvell.com>,
"g.singh@nxp.com" <g.singh@nxp.com>,
"sachin.saxena@oss.nxp.com" <sachin.saxena@oss.nxp.com>,
"hemant.agrawal@nxp.com" <hemant.agrawal@nxp.com>,
"cheng1.jiang@intel.com" <cheng1.jiang@intel.com>,
Nithin Kumar Dabilpuram <ndabilpuram@marvell.com>,
Anoob Joseph <anoobj@marvell.com>,
"mb@smartsharesystems.com" <mb@smartsharesystems.com>
Subject: RE: [EXT] Re: [PATCH v2] dmadev: get DMA device using device ID
Date: Tue, 26 Sep 2023 11:09:37 +0000 [thread overview]
Message-ID: <PH0PR18MB516712DFB7A96289D8B34B0CC8C3A@PH0PR18MB5167.namprd18.prod.outlook.com> (raw)
In-Reply-To: <CALBAE1MBghJf2dcfCmbTMM__jgETm08xCkg7sZkK_K7ShBP=7g@mail.gmail.com>
> -----Original Message-----
> From: Jerin Jacob <jerinjacobk@gmail.com>
> Sent: Thursday, September 21, 2023 9:13 PM
> To: Amit Prakash Shukla <amitprakashs@marvell.com>
> Cc: Chengwen Feng <fengchengwen@huawei.com>; Kevin Laatz
> <kevin.laatz@intel.com>; Bruce Richardson <bruce.richardson@intel.com>;
> dev@dpdk.org; Jerin Jacob Kollanukkaran <jerinj@marvell.com>;
> conor.walsh@intel.com; Vamsi Krishna Attunuru <vattunuru@marvell.com>;
> g.singh@nxp.com; sachin.saxena@oss.nxp.com; hemant.agrawal@nxp.com;
> cheng1.jiang@intel.com; Nithin Kumar Dabilpuram
> <ndabilpuram@marvell.com>; Anoob Joseph <anoobj@marvell.com>;
> mb@smartsharesystems.com
> Subject: [EXT] Re: [PATCH v2] dmadev: get DMA device using device ID
>
> External Email
>
> ----------------------------------------------------------------------
> On Tue, Sep 19, 2023 at 5:12 PM Amit Prakash Shukla
> <amitprakashs@marvell.com> wrote:
> >
> > DMA library has a function to get DMA device based on device name but
> > there is no function to get DMA device using device id.
> >
> > Added a function that lookup for the dma device using device id and
> > returns the pointer to the same.
>
> Looks like it is useful for getting nb_vchan. Could you use info_get() API
> instead as it can be cached in slow path for DMA adapter?
Yeah, we can cache nb_vchan using rte_dma_info_get. We can drop the patch. Thanks.
prev parent reply other threads:[~2023-09-26 11:09 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-18 12:32 [PATCH v1 1/2] dmadev: add DMA operation structure Amit Prakash Shukla
2023-09-18 12:32 ` [PATCH v1 2/2] dmadev: get DMA device using device ID Amit Prakash Shukla
2023-09-18 13:42 ` Jerin Jacob
2023-09-18 13:47 ` [EXT] " Amit Prakash Shukla
2023-09-18 12:59 ` [PATCH v1 1/2] dmadev: add DMA operation structure Bruce Richardson
2023-09-18 13:42 ` [EXT] " Amit Prakash Shukla
2023-09-19 11:41 ` [PATCH v2] dmadev: get DMA device using device ID Amit Prakash Shukla
2023-09-21 15:43 ` Jerin Jacob
2023-09-26 11:09 ` Amit Prakash Shukla [this message]
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