[PATCH i-g-t 1/2] lib/igt_psr.c: add support for panel replay sf
Kunal Joshi
kunal1.joshi at intel.com
Mon Jan 22 07:49:13 UTC 2024
modify functions in igt_psr to extend support for validating
panel replay selective fetch.
Cc: Jouni Högander <jouni.hogander at intel.com>
Cc: Animesh Manna <animesh.manna at intel.com>
Cc: Arun R Murthy <arun.r.murthy at intel.com>
Signed-off-by: Kunal Joshi <kunal1.joshi at intel.com>
---
lib/igt_psr.c | 46 ++++++++++++++++++++++++++-------------
lib/igt_psr.h | 6 ++---
tests/intel/kms_psr2_sf.c | 8 ++++---
tests/kms_async_flips.c | 4 ++--
tests/kms_cursor_legacy.c | 2 +-
5 files changed, 42 insertions(+), 24 deletions(-)
diff --git a/lib/igt_psr.c b/lib/igt_psr.c
index 663bac163..1123c8d98 100644
--- a/lib/igt_psr.c
+++ b/lib/igt_psr.c
@@ -37,14 +37,21 @@ bool psr_disabled_check(int debugfs_fd)
return strstr(buf, "PSR mode: disabled\n");
}
-bool psr2_selective_fetch_check(int debugfs_fd)
+enum psr_mode selective_fetch_check(int debugfs_fd, igt_output_t *output)
{
+ char debugfs_file[128] = {0};
char buf[PSR_STATUS_MAX_LEN];
- igt_debugfs_simple_read(debugfs_fd, "i915_edp_psr_status", buf,
- sizeof(buf));
+ if (output)
+ sprintf(debugfs_file, "%s/i915_psr_status", output->name);
+ else
+ sprintf(debugfs_file, "%s", "i915_edp_psr_status");
- return strstr(buf, "PSR2 selective fetch: enabled");
+ igt_debugfs_simple_read(debugfs_fd, debugfs_file, buf,
+ sizeof(buf));
+
+ return strstr(buf, "PSR2 selective fetch: enabled") ? PSR_MODE_2_SEL_FETCH :
+ strstr(buf, "Panel Replay Selective Update Enabled") ? PR_MODE_SEL_FETCH : PSR_DISABLED;
}
static bool psr_active_check(int debugfs_fd, enum psr_mode mode, igt_output_t *output)
@@ -246,6 +253,8 @@ bool psr_sink_support(int device, int debugfs_fd, enum psr_mode mode, igt_output
(strstr(line, "[0x03]") || strstr(line, "[0x04]")));
case PR_MODE:
return strstr(line, "Panel Replay = yes");
+ case PR_MODE_SEL_FETCH:
+ return strstr(line, "Panel Replay = yes, Panel Replay Selective Update = yes");
default:
igt_assert_f(false, "Invalid psr mode\n");
return false;
@@ -305,7 +314,7 @@ void psr_print_debugfs(int debugfs_fd)
igt_info("%s", buf);
}
-bool i915_psr2_selective_fetch_check(int drm_fd)
+bool i915_psr2_selective_fetch_check(int drm_fd, igt_output_t *output)
{
int debugfs_fd;
bool ret;
@@ -314,24 +323,24 @@ bool i915_psr2_selective_fetch_check(int drm_fd)
return false;
debugfs_fd = igt_debugfs_dir(drm_fd);
- ret = psr2_selective_fetch_check(debugfs_fd);
+ ret = selective_fetch_check(debugfs_fd, output) != PSR_DISABLED;
close(debugfs_fd);
return ret;
}
-/**
- * i915_psr2_sel_fetch_to_psr1
+/*
+ * i915_pr_psr2_sel_fetch_to_pr_psr1
*
- * Check if PSR2 selective fetch is enabled, if yes switch to PSR1 and returns
+ * Check if PR/PSR2 selective fetch is enabled, if yes switch to PR/PSR1 and returns
* true otherwise returns false.
- * This function should be called from tests that are not compatible with PSR2
- * selective fetch.
*
+ * @param drm_fd The file descriptor of the DRM device.
+ * @param output The output for which the conversion is performed.
* Returns:
- * True if PSR mode changed to PSR1, false otherwise.
+ * True if the conversion was successful, false otherwise.
*/
-bool i915_psr2_sel_fetch_to_psr1(int drm_fd)
+bool i915_pr_psr2_sel_fetch_to_pr_psr1(int drm_fd, igt_output_t *output)
{
int debugfs_fd;
bool ret = false;
@@ -340,11 +349,18 @@ bool i915_psr2_sel_fetch_to_psr1(int drm_fd)
return ret;
debugfs_fd = igt_debugfs_dir(drm_fd);
- if (psr2_selective_fetch_check(debugfs_fd)) {
+ switch (selective_fetch_check(debugfs_fd, output)) {
+ case PSR_MODE_2_SEL_FETCH:
psr_set(drm_fd, debugfs_fd, PSR_MODE_1);
ret = true;
+ break;
+ case PR_MODE_SEL_FETCH:
+ psr_set(drm_fd, debugfs_fd, PR_MODE);
+ ret = true;
+ break;
+ default:
+ ret = false;
}
-
close(debugfs_fd);
return ret;
}
diff --git a/lib/igt_psr.h b/lib/igt_psr.h
index 36711c0d4..5dc70f23e 100644
--- a/lib/igt_psr.h
+++ b/lib/igt_psr.h
@@ -46,7 +46,7 @@ enum fbc_mode {
};
bool psr_disabled_check(int debugfs_fd);
-bool psr2_selective_fetch_check(int debugfs_fd);
+enum psr_mode selective_fetch_check(int debugfs_fd, igt_output_t *output);
bool psr_wait_entry(int debugfs_fd, enum psr_mode mode, igt_output_t *output);
bool psr_wait_update(int debugfs_fd, enum psr_mode mode, igt_output_t *output);
bool psr_long_wait_update(int debugfs_fd, enum psr_mode mode, igt_output_t *output);
@@ -57,9 +57,9 @@ bool psr2_wait_su(int debugfs_fd, uint16_t *num_su_blocks);
void psr_print_debugfs(int debugfs_fd);
enum psr_mode psr_get_mode(int debugfs_fd);
-bool i915_psr2_selective_fetch_check(int drm_fd);
+bool i915_psr2_selective_fetch_check(int drm_fd, igt_output_t *output);
-bool i915_psr2_sel_fetch_to_psr1(int drm_fd);
+bool i915_pr_psr2_sel_fetch_to_pr_psr1(int drm_fd, igt_output_t *output);
void i915_psr2_sel_fetch_restore(int drm_fd);
#endif
diff --git a/tests/intel/kms_psr2_sf.c b/tests/intel/kms_psr2_sf.c
index ecf9ad77f..c826cd7c3 100644
--- a/tests/intel/kms_psr2_sf.c
+++ b/tests/intel/kms_psr2_sf.c
@@ -994,6 +994,7 @@ igt_main
int fbc_status[] = {FBC_DISABLED, FBC_ENABLED};
igt_fixture {
+ bool pr_or_psr2_selective_fetch_supported = false;
drmModeResPtr res;
data.drm_fd = drm_open_driver_master(DRIVER_INTEL | DRIVER_XE);
@@ -1026,10 +1027,9 @@ igt_main
igt_info("Big framebuffer size %dx%d\n",
data.big_fb_width, data.big_fb_height);
- igt_require_f(psr2_selective_fetch_check(data.debugfs_fd),
- "PSR2 selective fetch not enabled\n");
-
for_each_pipe_with_valid_output(&data.display, data.pipe, data.output) {
+ pr_or_psr2_selective_fetch_supported |= (selective_fetch_check(data.debugfs_fd,
+ data.output) != PSR_DISABLED);
coexist_features[n_pipes] = 0;
if (check_psr2_support(&data)) {
pipes[n_pipes] = data.pipe;
@@ -1041,6 +1041,8 @@ igt_main
n_pipes++;
}
}
+ igt_require_f(pr_or_psr2_selective_fetch_supported,
+ "PR/PSR2 selective fetch not supported\n");
}
for (y = 0; y < ARRAY_SIZE(fbc_status); y++) {
diff --git a/tests/kms_async_flips.c b/tests/kms_async_flips.c
index a0349fa03..0ab8ea429 100644
--- a/tests/kms_async_flips.c
+++ b/tests/kms_async_flips.c
@@ -391,7 +391,7 @@ static void test_cursor(data_t *data)
* necessary, causing the async flip to fail because async flip is not
* supported in cursor plane.
*/
- igt_skip_on_f(i915_psr2_selective_fetch_check(data->drm_fd),
+ igt_skip_on_f(i915_pr_psr2_sel_fetch_to_pr_psr1(data->drm_fd, NULL),
"PSR2 sel fetch causes cursor to be added to primary plane " \
"pages flips and async flip is not supported in cursor\n");
@@ -704,7 +704,7 @@ igt_main
* necessary, causing the async flip to fail because async flip is not
* supported in cursor plane.
*/
- igt_skip_on_f(i915_psr2_selective_fetch_check(data.drm_fd),
+ igt_skip_on_f(i915_pr_psr2_sel_fetch_to_pr_psr1(data.drm_fd, NULL),
"PSR2 sel fetch causes cursor to be added to primary plane " \
"pages flips and async flip is not supported in cursor\n");
diff --git a/tests/kms_cursor_legacy.c b/tests/kms_cursor_legacy.c
index 0017659d4..f453e2998 100644
--- a/tests/kms_cursor_legacy.c
+++ b/tests/kms_cursor_legacy.c
@@ -1849,7 +1849,7 @@ igt_main
* page flip with cursor legacy APIS when Intel's PSR2 selective
* fetch is enabled, so switching PSR1 for this whole test.
*/
- intel_psr2_restore = i915_psr2_sel_fetch_to_psr1(display.drm_fd);
+ intel_psr2_restore = i915_pr_psr2_sel_fetch_to_pr_psr1(display.drm_fd, NULL);
}
igt_describe("Test checks how many cursor updates we can fit between vblanks "
--
2.25.1
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