kms/update: Stop tracking update sequence numbers

They were only used for logging, and complicates things when updates can
be merged. Since they aren't really useful, just remove it.

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/2854>

4 files changed, 3 insertions, 19 deletions

diff --git a/src/backends/native/meta-kms-impl-device-atomic.c b/src/backends/native/meta-kms-impl-device-atomic.c
index 2980425b1..8e5b7207a 100644
--- a/src/backends/native/meta-kms-impl-device-atomic.c
+++ b/src/backends/native/meta-kms-impl-device-atomic.c
@@ -947,9 +947,7 @@ meta_kms_impl_device_atomic_process_update (MetaKmsImplDevice *impl_device,
 
   blob_ids = g_array_new (FALSE, TRUE, sizeof (uint32_t));
 
-  meta_topic (META_DEBUG_KMS,
-              "[atomic] Processing update %" G_GUINT64_FORMAT,
-              meta_kms_update_get_sequence_number (update));
+  meta_topic (META_DEBUG_KMS, "[atomic] Processing update");
 
   req = drmModeAtomicAlloc ();
   if (!req)
@@ -1018,8 +1016,7 @@ meta_kms_impl_device_atomic_process_update (MetaKmsImplDevice *impl_device,
     commit_flags |= DRM_MODE_ATOMIC_TEST_ONLY;
 
   meta_topic (META_DEBUG_KMS,
-              "[atomic] Committing update %" G_GUINT64_FORMAT ", flags: %s",
-              meta_kms_update_get_sequence_number (update),
+              "[atomic] Committing update flags: %s",
               commit_flags_string (commit_flags));
 
   fd = meta_kms_impl_device_get_fd (impl_device);
diff --git a/src/backends/native/meta-kms-impl-device-simple.c b/src/backends/native/meta-kms-impl-device-simple.c
index 4e86cdc0f..199e39cae 100644
--- a/src/backends/native/meta-kms-impl-device-simple.c
+++ b/src/backends/native/meta-kms-impl-device-simple.c
@@ -1504,9 +1504,7 @@ meta_kms_impl_device_simple_process_update (MetaKmsImplDevice *impl_device,
   GError *error = NULL;
   GList *failed_planes = NULL;
 
-  meta_topic (META_DEBUG_KMS,
-              "[simple] Processing update %" G_GUINT64_FORMAT,
-              meta_kms_update_get_sequence_number (update));
+  meta_topic (META_DEBUG_KMS, "[simple] Processing update");
 
   if (flags & META_KMS_UPDATE_FLAG_TEST_ONLY)
     return perform_update_test (impl_device, update);
diff --git a/src/backends/native/meta-kms-update-private.h b/src/backends/native/meta-kms-update-private.h
index e7694126d..06c188d73 100644
--- a/src/backends/native/meta-kms-update-private.h
+++ b/src/backends/native/meta-kms-update-private.h
@@ -143,8 +143,6 @@ void meta_kms_update_unlock (MetaKmsUpdate *update);
 META_EXPORT_TEST
 gboolean meta_kms_update_is_locked (MetaKmsUpdate *update);
 
-uint64_t meta_kms_update_get_sequence_number (MetaKmsUpdate *update);
-
 META_EXPORT_TEST
 MetaKmsDevice * meta_kms_update_get_device (MetaKmsUpdate *update);
 
diff --git a/src/backends/native/meta-kms-update.c b/src/backends/native/meta-kms-update.c
index fe2dee8a3..a4fbef85e 100644
--- a/src/backends/native/meta-kms-update.c
+++ b/src/backends/native/meta-kms-update.c
@@ -33,7 +33,6 @@ struct _MetaKmsUpdate
   MetaKmsDevice *device;
 
   gboolean is_locked;
-  uint64_t sequence_number;
 
   GList *mode_sets;
   GList *plane_assignments;
@@ -672,21 +671,13 @@ meta_kms_custom_page_flip_free (MetaKmsCustomPageFlip *custom_page_flip)
   g_free (custom_page_flip);
 }
 
-uint64_t
-meta_kms_update_get_sequence_number (MetaKmsUpdate *update)
-{
-  return update->sequence_number;
-}
-
 MetaKmsUpdate *
 meta_kms_update_new (MetaKmsDevice *device)
 {
   MetaKmsUpdate *update;
-  static uint64_t sequence_number = 0;
 
   update = g_new0 (MetaKmsUpdate, 1);
   update->device = device;
-  update->sequence_number = sequence_number++;
 
   return update;
 }