[PATCH i-g-t] tests/kms_setmode: increase MAX_CRTCS to 6

[Alex Deucher]

On Tue, May 30, 2017 at 4:01 PM, Harry Wentland <harry.wentland at amd.com> wrote:
> AMD GPUs can have 6 CRTCs.
>
> This requires us to allocate the combinations on the heap.
>
> Signed-off-by: Harry Wentland <harry.wentland at amd.com>
> ---
>  tests/kms_setmode.c | 25 +++++++++++++++----------
>  1 file changed, 15 insertions(+), 10 deletions(-)
>
> diff --git a/tests/kms_setmode.c b/tests/kms_setmode.c
> index 430568a1c24e..847ad650d27f 100644
> --- a/tests/kms_setmode.c
> +++ b/tests/kms_setmode.c
> @@ -35,11 +35,13 @@
>  #include "intel_bufmgr.h"
>
>  #define MAX_CONNECTORS  10
> -#define MAX_CRTCS       3
> +#define MAX_CRTCS       6
>
>  /* max combinations with repetitions */
> +/* MAX_CONNECTORS ^ MAX_CRTCS */
> +/* TODO should really be MAX_CONNECTORS ^ MAX_CONNECTORS ??? */
>  #define MAX_COMBINATION_COUNT   \
> -       (MAX_CONNECTORS * MAX_CONNECTORS * MAX_CONNECTORS)
> +       (MAX_CONNECTORS * MAX_CONNECTORS * MAX_CONNECTORS * MAX_CONNECTORS * MAX_CONNECTORS * MAX_CONNECTORS)
>  #define MAX_COMBINATION_ELEMS   MAX_CRTCS
>
>  static int drm_fd;
> @@ -743,22 +745,25 @@ static void get_combinations(int n, int k, bool allow_repetitions,
>  static void test_combinations(const struct test_config *tconf,
>                               int connector_count)
>  {
> -       struct combination_set connector_combs;
> -       struct combination_set crtc_combs;
> +       struct combination_set *connector_combs;
> +       struct combination_set *crtc_combs;
>         struct connector_config *cconfs;
>         int i;
>
>         if (connector_count > 2 && (tconf->flags & TEST_STEALING))
>                 return;
>
> +       connector_combs = malloc(sizeof(*connector_combs));
> +       crtc_combs = malloc(sizeof(*crtc_combs));

Shouldn't this get freed somewhere?


> +
>         get_combinations(tconf->resources->count_connectors, connector_count,
> -                        false, &connector_combs);
> +                        false, connector_combs);
>         get_combinations(tconf->resources->count_crtcs, connector_count,
> -                        true, &crtc_combs);
> +                        true, crtc_combs);
>
>         igt_info("Testing: %s %d connector combinations\n", tconf->name,
>                  connector_count);
> -       for (i = 0; i < connector_combs.count; i++) {
> +       for (i = 0; i < connector_combs->count; i++) {
>                 int *connector_idxs;
>                 int ret;
>                 int j;
> @@ -766,14 +771,14 @@ static void test_combinations(const struct test_config *tconf,
>                 cconfs = malloc(sizeof(*cconfs) * connector_count);
>                 igt_assert(cconfs);
>
> -               connector_idxs = &connector_combs.items[i].elems[0];
> +               connector_idxs = &connector_combs->items[i].elems[0];
>                 ret = get_connectors(tconf->resources, connector_idxs,
>                                      connector_count, cconfs);
>                 if (ret < 0)
>                         goto free_cconfs;
>
> -               for (j = 0; j < crtc_combs.count; j++) {
> -                       int *crtc_idxs = &crtc_combs.items[j].elems[0];
> +               for (j = 0; j < crtc_combs->count; j++) {
> +                       int *crtc_idxs = &crtc_combs->items[j].elems[0];
>                         ret = assign_crtc_to_connectors(tconf, crtc_idxs,
>                                                         connector_count,
>                                                         cconfs);
> --
> 2.11.0
>
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