[igt-dev] [PATCH i-g-t] tests/kms_big_fb: Fix hw stride length tests

[Srinivas, Vidya]

Hello Karthik, Bhanu,

Kindly check if this fix is right and approve. Thank you.

Regards
Vidya

> -----Original Message-----
> From: Srinivas, Vidya <vidya.srinivas at intel.com>
> Sent: Friday, July 23, 2021 3:09 PM
> To: igt-dev at lists.freedesktop.org
> Cc: Modem, Bhanuprakash <bhanuprakash.modem at intel.com>; Shankar,
> Uma <uma.shankar at intel.com>; Almahallawy, Khaled
> <khaled.almahallawy at intel.com>; Joshi, Kunal1 <kunal1.joshi at intel.com>;
> Heikkila, Juha-pekka <juha-pekka.heikkila at intel.com>; Lin, Charlton
> <charlton.lin at intel.com>; Latvala, Petri <petri.latvala at intel.com>; Srinivas,
> Vidya <vidya.srinivas at intel.com>; Lin, Charlton <charlton.lin at intel.com>
> Subject: [PATCH i-g-t] tests/kms_big_fb: Fix hw stride length tests
> 
> We see the HW stride length tests are crashing when run in sequence.
> Individually, they PASS.
> This is happening due to missing data.ibb creation before the test_scanout.
> Patch fixes the same.
> 
> Signed-off-by: Lin Charlton <charlton.lin at intel.com>
> Signed-off-by: Vidya Srinivas <vidya.srinivas at intel.com>
> ---
>  tests/kms_big_fb.c | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/tests/kms_big_fb.c b/tests/kms_big_fb.c index
> c6f374bdd073..91439ceb34b6 100644
> --- a/tests/kms_big_fb.c
> +++ b/tests/kms_big_fb.c
> @@ -978,7 +978,9 @@ igt_main
>  						igt_require(data.format ==
> DRM_FORMAT_C8 ||
> 
> 	igt_fb_supported_format(data.format));
> 
> 	igt_require(igt_display_has_format_mod(&data.display,
> data.format, data.modifier));
> +						data.ibb =
> intel_bb_create(data.drm_fd, 4096);
>  						test_scanout(&data);
> +						intel_bb_destroy(data.ibb);
>  					}
> 
>  					// async flip doesn't support linear
> fbs.
> @@ -994,7 +996,9 @@ igt_main
> 
> 	igt_require(igt_display_has_format_mod(&data.display,
> data.format, data.modifier));
> 
> 	igt_require_f(data.async_flip_support, "Async Flip is not
> supported\n");
> 
> 	data.max_hw_fb_width = min(data.hw_stride / (formats[j].bpp >>
> 3), data.max_fb_width);
> +							data.ibb =
> intel_bb_create(data.drm_fd, 4096);
>  							test_scanout(&data);
> +
> 	intel_bb_destroy(data.ibb);
>  					}
>  					data.async_flip_test = false;
>  				}
> --
> 2.32.0