Re: [PATCH 03/10] drm/i915: Update i915.reset to handle engine resets

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On ke, 2017-01-11 at 20:18 -0800, Michel Thierry wrote:
> From: Arun Siluvery <arun.siluvery@xxxxxxxxxxxxxxx>
> 
> In preparation for engine reset work update this parameter to handle more
> than one type of reset. Default at the moment is still full gpu reset.
> 
> Cc: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
> Cc: Mika Kuoppala <mika.kuoppala@xxxxxxxxxxxxxxx>
> Signed-off-by: Arun Siluvery <arun.siluvery@xxxxxxxxxxxxxxx>
> Signed-off-by: Michel Thierry <michel.thierry@xxxxxxxxx>

<SNIP>

> @@ -113,8 +113,8 @@ MODULE_PARM_DESC(vbt_sdvo_panel_type,
> >  	"Override/Ignore selection of SDVO panel mode in the VBT "
> >  	"(-2=ignore, -1=auto [default], index in VBT BIOS table)");
>  
> -module_param_named_unsafe(reset, i915.reset, bool, 0600);
> -MODULE_PARM_DESC(reset, "Attempt GPU resets (default: true)");
> +module_param_named_unsafe(reset, i915.reset, int, 0600);
> +MODULE_PARM_DESC(reset, "Attempt GPU resets (0=disabled, 1=full gpu reset [default], 2=engine reset)");

Would it make sense to have this as bitflags? So you could disable full
GPU reset but still enable engine reset?

Regards, Joonas
-- 
Joonas Lahtinen
Open Source Technology Center
Intel Corporation
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