Re: [igt-dev] [PATCH i-g-t] i915/gem_exec_suspend: Exercise S0 (aka s2idle)

[Mika Kuoppala <mika.kuoppala@linux.intel.com>]

Chris Wilson <chris@chris-wilson.co.uk> writes:

> Exercise the first level of suspend, S0. This is basically the same as
> our runtime-suspend, we need to put the device to sleep but otherwise
> it is left powered up.
>
> Ideally, we would measure the energy consumption in this state.

This and the others.

Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>

>
> References: https://bugs.freedesktop.org/show_bug.cgi?id=111909
> Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
> ---
>  tests/i915/gem_exec_suspend.c         | 16 ++++++++++++----
>  tests/intel-ci/fast-feedback.testlist |  1 +
>  2 files changed, 13 insertions(+), 4 deletions(-)
>
> diff --git a/tests/i915/gem_exec_suspend.c b/tests/i915/gem_exec_suspend.c
> index e43a16e9e..f25f1a86b 100644
> --- a/tests/i915/gem_exec_suspend.c
> +++ b/tests/i915/gem_exec_suspend.c
> @@ -32,10 +32,11 @@
>  #include "igt_dummyload.h"
>  
>  #define NOSLEEP 0
> -#define SUSPEND_DEVICES 1
> -#define SUSPEND 2
> -#define HIBERNATE_DEVICES 3
> -#define HIBERNATE 4
> +#define IDLE 1
> +#define SUSPEND_DEVICES 2
> +#define SUSPEND 3
> +#define HIBERNATE_DEVICES 4
> +#define HIBERNATE 5
>  #define mode(x) ((x) & 0xff)
>  
>  #define LOCAL_I915_EXEC_BSD_SHIFT      (13)
> @@ -195,6 +196,11 @@ static void run_test(int fd, unsigned engine, unsigned flags)
>  	case NOSLEEP:
>  		break;
>  
> +	case IDLE:
> +		igt_system_suspend_autoresume(SUSPEND_STATE_FREEZE,
> +					      SUSPEND_TEST_NONE);
> +		break;
> +
>  	case SUSPEND_DEVICES:
>  		igt_system_suspend_autoresume(SUSPEND_STATE_MEM,
>  					      SUSPEND_TEST_DEVICES);
> @@ -255,6 +261,8 @@ igt_main
>  
>  	igt_subtest("basic")
>  		run_test(fd, ALL_ENGINES, NOSLEEP);
> +	igt_subtest("basic-S0")
> +		run_test(fd, ALL_ENGINES, IDLE);
>  	igt_subtest("basic-S3-devices")
>  		run_test(fd, ALL_ENGINES, SUSPEND_DEVICES);
>  	igt_subtest("basic-S3")
> diff --git a/tests/intel-ci/fast-feedback.testlist b/tests/intel-ci/fast-feedback.testlist
> index e78e7fd0c..2553a68c3 100644
> --- a/tests/intel-ci/fast-feedback.testlist
> +++ b/tests/intel-ci/fast-feedback.testlist
> @@ -56,6 +56,7 @@ igt@gem_exec_reloc@basic-write-read-active
>  igt@gem_exec_reloc@basic-softpin
>  igt@gem_exec_store@basic-all
>  igt@gem_exec_suspend@basic
> +igt@gem_exec_suspend@basic-s0
>  igt@gem_exec_suspend@basic-s3
>  igt@gem_exec_suspend@basic-s4-devices
>  igt@gem_flink_basic@bad-flink
> -- 
> 2.23.0
>
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