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tests/kms_pipe_crc_basic: Add tests for O_NONBLOCK CRC reads

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v2: Rebased due to __attribute__((warn_unused_result))

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
This commit is contained in:
Ville Syrjälä 2015-12-18 16:10:34 +02:00
parent 9090745030
commit a7a2c76a80
1 changed files with 27 additions and 5 deletions
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26
tests/kms_pipe_crc_basic.c
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@ -110,6 +110,7 @@ static void test_bad_command(data_t *data, const char *cmd)
#define N_CRCS 3 #define N_CRCS 3
#define TEST_SEQUENCE (1<<0) #define TEST_SEQUENCE (1<<0)
#define TEST_NONBLOCK (1<<1)
static int static int
test_read_crc_for_output(data_t *data, int pipe, igt_output_t *output, test_read_crc_for_output(data_t *data, int pipe, igt_output_t *output,
@ -152,13 +153,28 @@ test_read_crc_for_output(data_t *data, int pipe, igt_output_t *output,
igt_display_commit(display); igt_display_commit(display);
if (flags & TEST_NONBLOCK)
pipe_crc = igt_pipe_crc_new_nonblock(pipe, INTEL_PIPE_CRC_SOURCE_AUTO);
else
pipe_crc = igt_pipe_crc_new(pipe, INTEL_PIPE_CRC_SOURCE_AUTO); pipe_crc = igt_pipe_crc_new(pipe, INTEL_PIPE_CRC_SOURCE_AUTO);
igt_pipe_crc_start(pipe_crc); igt_pipe_crc_start(pipe_crc);
/* wait for N_CRCS vblanks and the corresponding N_CRCS CRCs */ /* wait for N_CRCS vblanks and the corresponding N_CRCS CRCs */
if (flags & TEST_NONBLOCK) {
int i;
for (i = 0; i < N_CRCS; i++)
igt_wait_for_vblank(data->drm_fd, pipe);
n_crcs = igt_pipe_crc_get_crcs(pipe_crc, N_CRCS * 3, &crcs);
/* allow a one frame difference */
igt_assert_lte(n_crcs, N_CRCS + 1);
igt_assert_lte(N_CRCS, n_crcs + 1);
} else {
n_crcs = igt_pipe_crc_get_crcs(pipe_crc, N_CRCS, &crcs); n_crcs = igt_pipe_crc_get_crcs(pipe_crc, N_CRCS, &crcs);
igt_assert_eq(n_crcs, N_CRCS); igt_assert_eq(n_crcs, N_CRCS);
}
igt_pipe_crc_stop(pipe_crc); igt_pipe_crc_stop(pipe_crc);
@ -173,11 +189,11 @@ test_read_crc_for_output(data_t *data, int pipe, igt_output_t *output,
free(crc_str); free(crc_str);
/* and ensure that they'are all equal, we haven't changed the fb */ /* and ensure that they'are all equal, we haven't changed the fb */
for (j = 0; j < (N_CRCS - 1); j++) for (j = 0; j < (n_crcs - 1); j++)
igt_assert_crc_equal(&crcs[j], &crcs[j + 1]); igt_assert_crc_equal(&crcs[j], &crcs[j + 1]);
if (flags & TEST_SEQUENCE) if (flags & TEST_SEQUENCE)
for (j = 0; j < (N_CRCS - 1); j++) for (j = 0; j < (n_crcs - 1); j++)
igt_assert(crcs[j].frame + 1 == crcs[j + 1].frame); igt_assert(crcs[j].frame + 1 == crcs[j + 1].frame);
free(crcs); free(crcs);
@ -248,6 +264,12 @@ igt_main
igt_subtest_f("read-crc-pipe-%c-frame-sequence", 'A'+i) igt_subtest_f("read-crc-pipe-%c-frame-sequence", 'A'+i)
test_read_crc(&data, i, TEST_SEQUENCE); test_read_crc(&data, i, TEST_SEQUENCE);
igt_subtest_f("nonblocking-crc-pipe-%c", 'A'+i)
test_read_crc(&data, i, TEST_NONBLOCK);
igt_subtest_f("nonblocking-crc-pipe-%c-frame-sequence", 'A'+i)
test_read_crc(&data, i, TEST_SEQUENCE | TEST_NONBLOCK);
igt_subtest_f("suspend-read-crc-pipe-%c", 'A'+i) { igt_subtest_f("suspend-read-crc-pipe-%c", 'A'+i) {
igt_system_suspend_autoresume(); igt_system_suspend_autoresume();