linux-kernel - Re: [PATCH v3 2/2] dmaengine: ti: k3-udma: Add support for J722S CSI BCDMA

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <913e1081-26c4-4991-a557-609aa4064e89@gmail.com>
Date: Thu, 19 Dec 2024 00:09:49 +0200
From: Péter Ujfalusi <peter.ujfalusi@...il.com>
To: Vaishnav Achath <vaishnav.a@...com>, vkoul@...nel.org, robh@...nel.org,
 krzk+dt@...nel.org, conor+dt@...nel.org, dmaengine@...r.kernel.org,
 devicetree@...r.kernel.org
Cc: linux-kernel@...r.kernel.org, u-kumar1@...com, j-choudhary@...com,
 vigneshr@...com
Subject: Re: [PATCH v3 2/2] dmaengine: ti: k3-udma: Add support for J722S CSI
 BCDMA



On 11/27/24 12:16 PM, Vaishnav Achath wrote:
> J722S CSI BCDMA is similar to J721S2 CSI BCDMA but there are slight
> integration differences like different PSIL thread base ID which is
> currently handled in the driver based on udma_of_match data. Add an
> entry to support J722S CSIRX.

Acked-by: Peter Ujfalusi <peter.ujfalusi@...il.com>

> 
> Signed-off-by: Vaishnav Achath <vaishnav.a@...com>
> ---
> 
> V2->V3 : Minor edit in commit message.
> 
> V1->V2:
> 	* Add new compatible for J722S instead of modifying AM62A
> 
>  drivers/dma/ti/k3-udma.c | 16 ++++++++++++++++
>  1 file changed, 16 insertions(+)
> 
> diff --git a/drivers/dma/ti/k3-udma.c b/drivers/dma/ti/k3-udma.c
> index b3f27b3f9209..7ed1956b4642 100644
> --- a/drivers/dma/ti/k3-udma.c
> +++ b/drivers/dma/ti/k3-udma.c
> @@ -4404,6 +4404,18 @@ static struct udma_match_data j721s2_bcdma_csi_data = {
>  	.soc_data = &j721s2_bcdma_csi_soc_data,
>  };
>  
> +static struct udma_match_data j722s_bcdma_csi_data = {
> +	.type = DMA_TYPE_BCDMA,
> +	.psil_base = 0x3100,
> +	.enable_memcpy_support = false,
> +	.burst_size = {
> +		TI_SCI_RM_UDMAP_CHAN_BURST_SIZE_64_BYTES, /* Normal Channels */
> +		0, /* No H Channels */
> +		0, /* No UH Channels */
> +	},
> +	.soc_data = &j721s2_bcdma_csi_soc_data,
> +};
> +
>  static const struct of_device_id udma_of_match[] = {
>  	{
>  		.compatible = "ti,am654-navss-main-udmap",
> @@ -4435,6 +4447,10 @@ static const struct of_device_id udma_of_match[] = {
>  		.compatible = "ti,j721s2-dmss-bcdma-csi",
>  		.data = &j721s2_bcdma_csi_data,
>  	},
> +	{
> +		.compatible = "ti,j722s-dmss-bcdma-csi",
> +		.data = &j722s_bcdma_csi_data,
> +	},
>  	{ /* Sentinel */ },
>  };
>  MODULE_DEVICE_TABLE(of, udma_of_match);

-- 
Péter