linux-kernel - Re: [RESEND PATCH 1/3] dmaengine: tegra210-adma: Re-order 'has_outstanding

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

Message-ID: <b067015e-4f3e-7546-e333-d0fcd8b95ce4@nvidia.com>
Date:   Fri, 17 Sep 2021 10:47:09 +0100
From:   Jon Hunter <jonathanh@...dia.com>
To:     Sameer Pujar <spujar@...dia.com>, <vkoul@...nel.org>,
        <ldewangan@...dia.com>, <thierry.reding@...il.com>
CC:     <dmaengine@...r.kernel.org>, <linux-tegra@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [RESEND PATCH 1/3] dmaengine: tegra210-adma: Re-order
 'has_outstanding_reqs' member


On 15/09/2021 17:07, Sameer Pujar wrote:
> The 'has_outstanding_reqs' member description order in structure
> 'tegra_adma_chip_data' does not match with the corresponding member
> declaration. The same is true for member assignment in chip data
> structures declared for Tegra210 and Tegra186.
> 
> This is a trivial fix to re-order the mentioned member for a better
> readability.
> 
> Fixes: 9ec691f48b5e ("dmaengine: tegra210-adma: fix transfer failure")
> Signed-off-by: Sameer Pujar <spujar@...dia.com>
> ---
>   drivers/dma/tegra210-adma.c | 6 +++---
>   1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/dma/tegra210-adma.c b/drivers/dma/tegra210-adma.c
> index b1115a6..caf200e 100644
> --- a/drivers/dma/tegra210-adma.c
> +++ b/drivers/dma/tegra210-adma.c
> @@ -78,12 +78,12 @@ struct tegra_adma;
>    * @ch_req_tx_shift: Register offset for AHUB transmit channel select.
>    * @ch_req_rx_shift: Register offset for AHUB receive channel select.
>    * @ch_base_offset: Register offset of DMA channel registers.
> - * @has_outstanding_reqs: If DMA channel can have outstanding requests.
>    * @ch_fifo_ctrl: Default value for channel FIFO CTRL register.
>    * @ch_req_mask: Mask for Tx or Rx channel select.
>    * @ch_req_max: Maximum number of Tx or Rx channels available.
>    * @ch_reg_size: Size of DMA channel register space.
>    * @nr_channels: Number of DMA channels available.
> + * @has_outstanding_reqs: If DMA channel can have outstanding requests.
>    */
>   struct tegra_adma_chip_data {
>   	unsigned int (*adma_get_burst_config)(unsigned int burst_size);
> @@ -782,12 +782,12 @@ static const struct tegra_adma_chip_data tegra210_chip_data = {
>   	.ch_req_tx_shift	= 28,
>   	.ch_req_rx_shift	= 24,
>   	.ch_base_offset		= 0,
> -	.has_outstanding_reqs	= false,
>   	.ch_fifo_ctrl		= TEGRA210_FIFO_CTRL_DEFAULT,
>   	.ch_req_mask		= 0xf,
>   	.ch_req_max		= 10,
>   	.ch_reg_size		= 0x80,
>   	.nr_channels		= 22,
> +	.has_outstanding_reqs	= false,
>   };
>   
>   static const struct tegra_adma_chip_data tegra186_chip_data = {
> @@ -797,12 +797,12 @@ static const struct tegra_adma_chip_data tegra186_chip_data = {
>   	.ch_req_tx_shift	= 27,
>   	.ch_req_rx_shift	= 22,
>   	.ch_base_offset		= 0x10000,
> -	.has_outstanding_reqs	= true,
>   	.ch_fifo_ctrl		= TEGRA186_FIFO_CTRL_DEFAULT,
>   	.ch_req_mask		= 0x1f,
>   	.ch_req_max		= 20,
>   	.ch_reg_size		= 0x100,
>   	.nr_channels		= 32,
> +	.has_outstanding_reqs	= true,
>   };
>   
>   static const struct of_device_id tegra_adma_of_match[] = {
> 

Reviewed-by: Jon Hunter <jonathanh@...dia.com>

Cheers
Jon

-- 
nvpublic