linux-kernel - Re: [PATCH] drm/tidss: Update Videoport SYNC LOST IRQ bit

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: <aa7c2ae8-fc04-4917-9c8b-9c5dd6680580@ti.com>
Date: Mon, 8 Sep 2025 15:40:23 +0530
From: Swamil Jain <s-jain1@...com>
To: Harikrishna Shenoy <h-shenoy@...com>, <jyri.sarha@....fi>,
        <tomi.valkeinen@...asonboard.com>, <maarten.lankhorst@...ux.intel.com>,
        <mripard@...nel.org>, <tzimmermann@...e.de>, <airlied@...il.com>,
        <simona@...ll.ch>, <bparrot@...com>, <sam@...nborg.org>,
        <dri-devel@...ts.freedesktop.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] drm/tidss: Update Videoport SYNC LOST IRQ bit

Hi Harikrishna,
Thanks for the patch.

On 9/3/25 15:39, Harikrishna Shenoy wrote:
> Update VP SYNC LOST Bit as per register description for
> DSS0_COMMON_VP_IRQENABLE_0 give in TRM.
> 
> Link:https://www.ti.com/lit/zip/spruil1/SPRUIL_DRA829_TDA4VM

Broken link, please add a working link.
Please add link to TI's Sitara Devices Technical Reference Manual as well.

Regards,
Swamil

> Table 12-597. DSS0_COMMON_VP_IRQENABLE_0
> 
> Fixes: 32a1795f57ee ("drm/tidss: New driver for TI Keystone platform Display SubSystem")
> 
> Signed-off-by: Harikrishna Shenoy <h-shenoy@...com>
> ---
>   drivers/gpu/drm/tidss/tidss_irq.h | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/tidss/tidss_irq.h b/drivers/gpu/drm/tidss/tidss_irq.h
> index dd61f645f662..0194010a7fff 100644
> --- a/drivers/gpu/drm/tidss/tidss_irq.h
> +++ b/drivers/gpu/drm/tidss/tidss_irq.h
> @@ -53,7 +53,7 @@ static inline dispc_irq_t DSS_IRQ_PLANE_MASK(u32 plane)
>   #define DSS_IRQ_VP_FRAME_DONE(ch)	DSS_IRQ_VP_BIT((ch), 0)
>   #define DSS_IRQ_VP_VSYNC_EVEN(ch)	DSS_IRQ_VP_BIT((ch), 1)
>   #define DSS_IRQ_VP_VSYNC_ODD(ch)	DSS_IRQ_VP_BIT((ch), 2)
> -#define DSS_IRQ_VP_SYNC_LOST(ch)	DSS_IRQ_VP_BIT((ch), 3)
> +#define DSS_IRQ_VP_SYNC_LOST(ch)	DSS_IRQ_VP_BIT((ch), 4)
>   
>   #define DSS_IRQ_PLANE_FIFO_UNDERFLOW(plane)	DSS_IRQ_PLANE_BIT((plane), 0)
>