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From: Steven Price <steven.price@arm.com>
To: Boris Brezillon <boris.brezillon@collabora.com>,
	Rob Herring <robh+dt@kernel.org>,
	Tomeu Vizoso <tomeu.vizoso@collabora.com>,
	Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>,
	Robin Murphy <robin.murphy@arm.com>
Cc: dri-devel@lists.freedesktop.org
Subject: Re: [PATCH v2 02/12] drm/panfrost: Get rid of the unused JS_STATUS_EVENT_ACTIVE definition
Date: Mon, 21 Jun 2021 15:34:35 +0100	[thread overview]
Message-ID: <cc766827-fd7c-1127-9ece-f608024656d9@arm.com> (raw)
In-Reply-To: <20210621133907.1683899-3-boris.brezillon@collabora.com>

On 21/06/2021 14:38, Boris Brezillon wrote:
> Exception types will be defined as an enum in panfrost_drm.h so userspace
> and use the same definitions if needed.

s/and/can/ ?

While it is (currently) unused in the kernel, this is a hardware value
so I'm not sure why it's worth removing this and not the other
(currently) unused values here. This is the value returned from the
JS_STATUS register when the slot is actively processing a job.

Steve

> Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>
> ---
>  drivers/gpu/drm/panfrost/panfrost_regs.h | 3 ---
>  1 file changed, 3 deletions(-)
> 
> diff --git a/drivers/gpu/drm/panfrost/panfrost_regs.h b/drivers/gpu/drm/panfrost/panfrost_regs.h
> index dc9df5457f1c..1940ff86e49a 100644
> --- a/drivers/gpu/drm/panfrost/panfrost_regs.h
> +++ b/drivers/gpu/drm/panfrost/panfrost_regs.h
> @@ -262,9 +262,6 @@
>  #define JS_COMMAND_SOFT_STOP_1		0x06	/* Execute SOFT_STOP if JOB_CHAIN_FLAG is 1 */
>  #define JS_COMMAND_HARD_STOP_1		0x07	/* Execute HARD_STOP if JOB_CHAIN_FLAG is 1 */
>  
> -#define JS_STATUS_EVENT_ACTIVE		0x08
> -
> -
>  /* MMU regs */
>  #define MMU_INT_RAWSTAT			0x2000
>  #define MMU_INT_CLEAR			0x2004
> 


  reply	other threads:[~2021-06-21 14:34 UTC|newest]

Thread overview: 39+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-21 13:38 [PATCH v2 00/12] drm/panfrost: Misc fixes/improvements Boris Brezillon
2021-06-21 13:38 ` [PATCH v2 01/12] drm/panfrost: Make sure MMU context lifetime is not bound to panfrost_priv Boris Brezillon
2021-06-21 13:38   ` Boris Brezillon
2021-06-21 13:57   ` Alyssa Rosenzweig
2021-06-21 13:57     ` Alyssa Rosenzweig
2021-06-21 14:29     ` Steven Price
2021-06-21 14:29       ` Steven Price
2021-06-21 14:44       ` Boris Brezillon
2021-06-21 14:44         ` Boris Brezillon
2021-06-24  8:03   ` Boris Brezillon
2021-06-24  8:03     ` Boris Brezillon
2021-06-21 13:38 ` [PATCH v2 02/12] drm/panfrost: Get rid of the unused JS_STATUS_EVENT_ACTIVE definition Boris Brezillon
2021-06-21 14:34   ` Steven Price [this message]
2021-06-21 14:49     ` Boris Brezillon
2021-06-21 14:54       ` Steven Price
2021-06-21 13:38 ` [PATCH v2 03/12] drm/panfrost: Drop the pfdev argument passed to panfrost_exception_name() Boris Brezillon
2021-06-21 14:36   ` Steven Price
2021-06-21 13:38 ` [PATCH v2 04/12] drm/panfrost: Expose exception types to userspace Boris Brezillon
2021-06-21 14:49   ` Steven Price
2021-06-21 14:55     ` Boris Brezillon
2021-06-21 13:39 ` [PATCH v2 05/12] drm/panfrost: Disable the AS on unhandled page faults Boris Brezillon
2021-06-21 15:08   ` Boris Brezillon
2021-06-21 15:09   ` Steven Price
2021-06-21 15:32     ` Boris Brezillon
2021-06-21 13:39 ` [PATCH v2 06/12] drm/panfrost: Expose a helper to trigger a GPU reset Boris Brezillon
2021-06-21 15:10   ` Steven Price
2021-06-21 13:39 ` [PATCH v2 07/12] drm/panfrost: Reset the GPU when the AS_ACTIVE bit is stuck Boris Brezillon
2021-06-21 15:11   ` Steven Price
2021-06-21 13:39 ` [PATCH v2 08/12] drm/panfrost: Do the exception -> string translation using a table Boris Brezillon
2021-06-21 15:19   ` Steven Price
2021-06-21 15:46     ` Boris Brezillon
2021-06-21 13:39 ` [PATCH v2 09/12] drm/panfrost: Don't reset the GPU on job faults unless we really have to Boris Brezillon
2021-06-21 15:26   ` Steven Price
2021-06-21 13:39 ` [PATCH v2 10/12] drm/panfrost: Kill in-flight jobs on FD close Boris Brezillon
2021-06-21 15:31   ` Steven Price
2021-06-21 13:39 ` [PATCH v2 11/12] drm/panfrost: Make ->run_job() return an ERR_PTR() when appropriate Boris Brezillon
2021-06-21 15:33   ` Steven Price
2021-06-21 13:39 ` [PATCH v2 12/12] drm/panfrost: Shorten the fence signalling section Boris Brezillon
2021-06-21 15:43   ` Steven Price

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