Fixup some fallout from the connector probing changes so testdisplay -m
will pick up newly hotplugged displays correctly.
Signed-off-by: Jesse Barnes <jbar...@virtuousgeek.org.
---
lib/igt_kms.c | 53 ++++++++++++++++++++++++++++++++++++++++-----
lib/igt_kms.h | 3 +++
tests/testdisplay.c | 21 ++++++++++++------
tests/testdisplay.h | 2 +-
tests/testdisplay_hotplug.c | 2 +-
5 files changed, 67 insertions(+), 14 deletions(-)
diff --git a/lib/igt_kms.c b/lib/igt_kms.c
index 497118a..90c8da7 100644
--- a/lib/igt_kms.c
+++ b/lib/igt_kms.c
@@ -533,18 +533,20 @@ bool kmstest_get_connector_default_mode(int drm_fd,
drmModeConnector *connector,
}
/**
- * kmstest_get_connector_config:
+ * _kmstest_connector_config:
* @drm_fd: DRM fd
* @connector_id: DRM connector id
* @crtc_idx_mask: mask of allowed DRM CRTC indices
* @config: structure filled with the possible configuration
+ * @probe: whether to fully re-probe mode list or not
*
* This tries to find a suitable configuration for the given connector and CRTC
* constraint and fills it into @config.
*/
-bool kmstest_get_connector_config(int drm_fd, uint32_t connector_id,
- unsigned long crtc_idx_mask,
- struct kmstest_connector_config *config)
+static bool _kmstest_connector_config(int drm_fd, uint32_t connector_id,
+ unsigned long crtc_idx_mask,
+ struct kmstest_connector_config *config,
+ bool probe)
{
drmModeRes *resources;
drmModeConnector *connector;
@@ -558,7 +560,11 @@ bool kmstest_get_connector_config(int drm_fd, uint32_t
connector_id,
}
/* First, find the connector & mode */
- connector = drmModeGetConnectorCurrent(drm_fd, connector_id);
+ if (probe)
+ connector = drmModeGetConnector(drm_fd, connector_id);
+ else
+ connector = drmModeGetConnectorCurrent(drm_fd, connector_id);
+
if (!connector)
goto err2;
@@ -634,6 +640,43 @@ err1:
}
/**
+ * kmstest_get_connector_config:
+ * @drm_fd: DRM fd
+ * @connector_id: DRM connector id
+ * @crtc_idx_mask: mask of allowed DRM CRTC indices
+ * @config: structure filled with the possible configuration
+ *
+ * This tries to find a suitable configuration for the given connector and CRTC
+ * constraint and fills it into @config.
+ */
+bool kmstest_get_connector_config(int drm_fd, uint32_t connector_id,
+ unsigned long crtc_idx_mask,
+ struct kmstest_connector_config *config)
+{
+ return _kmstest_connector_config(drm_fd, connector_id, crtc_idx_mask,
+ config, 0);
+}
+
+/**
+ * kmstest_probe_connector_config:
+ * @drm_fd: DRM fd
+ * @connector_id: DRM connector id
+ * @crtc_idx_mask: mask of allowed DRM CRTC indices
+ * @config: structure filled with the possible configuration
+ *
+ * This tries to find a suitable configuration for the given connector and CRTC
+ * constraint and fills it into @config, fully probing the connector in the
+ * process.
+ */
+bool kmstest_probe_connector_config(int drm_fd, uint32_t connector_id,
+ unsigned long crtc_idx_mask,
+ struct kmstest_connector_config *config)
+{
+ return _kmstest_connector_config(drm_fd, connector_id, crtc_idx_mask,
+ config, 1);
+}
+
+/**
* kmstest_free_connector_config:
* @config: connector configuration structure
*
diff --git a/lib/igt_kms.h b/lib/igt_kms.h
index 94f315f..3f7add5 100644
--- a/lib/igt_kms.h
+++ b/lib/igt_kms.h
@@ -140,6 +140,9 @@ bool kmstest_get_connector_default_mode(int drm_fd,
drmModeConnector *connector,
bool kmstest_get_connector_config(int drm_fd, uint32_t connector_id,
unsigned long crtc_idx_mask,
struct kmstest_connector_config *config);
+bool kmstest_probe_connector_config(int drm_fd, uint32_t connector_id,
+ unsigned long crtc_idx_mask,
+ struct kmstest_connector_config *config);
void kmstest_free_connector_config(struct kmstest_connector_config *config);
void kmstest_set_connector_dpms(int fd, drmModeConnector *connector, int mode);
diff --git a/tests/testdisplay.c b/tests/testdisplay.c
index ff49e23..00b47bd 100644
--- a/tests/testdisplay.c
+++ b/tests/testdisplay.c
@@ -191,12 +191,19 @@ static void dump_info(void)
static void connector_find_preferred_mode(uint32_t connector_id,
unsigned long crtc_idx_mask,
- int mode_num, struct connector *c)
+ int mode_num, struct connector *c,
+ bool probe)
{
struct kmstest_connector_config config;
+ bool ret;
- if (!kmstest_get_connector_config(drm_fd, connector_id, crtc_idx_mask,
- &config)) {
+ if (probe)
+ ret = kmstest_probe_connector_config(drm_fd, connector_id,
+ crtc_idx_mask, &config);
+ else
+ ret = kmstest_get_connector_config(drm_fd, connector_id,
+ crtc_idx_mask, &config);
+ if (!ret) {
c->mode_valid = 0;
return;
}
@@ -456,7 +463,7 @@ set_stereo_mode(struct connector *c)
* Each connector has a corresponding encoder, except in the SDVO case
* where an encoder may have multiple connectors.
*/
-int update_display(void)
+int update_display(bool probe)
{
struct connector *connectors;
int c;
@@ -488,7 +495,7 @@ int update_display(void)
connector_find_preferred_mode(connector->id,
crtc_idx_mask,
specified_mode_num,
- connector);
+ connector, probe);
if (!connector->mode_valid)
continue;
@@ -513,7 +520,7 @@ int update_display(void)
connector_find_preferred_mode(connector->id,
-1UL,
specified_mode_num,
- connector);
+ connector, probe);
if (!connector->mode_valid)
continue;
@@ -765,7 +772,7 @@ int main(int argc, char **argv)
ret = 0;
- if (!update_display()) {
+ if (!update_display(false)) {
ret = 1;
goto out_stdio;
}
diff --git a/tests/testdisplay.h b/tests/testdisplay.h
index 962e621..27f8209 100644
--- a/tests/testdisplay.h
+++ b/tests/testdisplay.h
@@ -32,4 +32,4 @@ gboolean testdisplay_setup_hotplug(void);
void testdisplay_cleanup_hotplug(void);
/* called by the hotplug code */
-int update_display(void);
+int update_display(bool probe);
diff --git a/tests/testdisplay_hotplug.c b/tests/testdisplay_hotplug.c
index 9d11399..3b900ca 100644
--- a/tests/testdisplay_hotplug.c
+++ b/tests/testdisplay_hotplug.c
@@ -59,7 +59,7 @@ static gboolean hotplug_event(GIOChannel *source,
GIOCondition condition,
if (memcmp(&s.st_rdev, &udev_devnum, sizeof(dev_t)) == 0 &&
hotplug && atoi(hotplug) == 1)
- update_display();
+ update_display(true);
udev_device_unref(dev);
out:
--
1.9.1
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