A simple binding for drm_add_modes_noedid() using the ConnectorGuard type
we just added.
Signed-off-by: Lyude Paul <lyude@xxxxxxxxxx>
---
rust/bindings/bindings_helper.h | 2 ++
rust/kernel/drm/kms/connector.rs | 11 +++++++++++
2 files changed, 13 insertions(+)
diff --git a/rust/bindings/bindings_helper.h b/rust/bindings/bindings_helper.h
index ba1871b05b7fa..7695f11f4363c 100644
--- a/rust/bindings/bindings_helper.h
+++ b/rust/bindings/bindings_helper.h
@@ -10,6 +10,7 @@
#include <drm/drm_atomic_helper.h>
#include <drm/drm_device.h>
#include <drm/drm_drv.h>
+#include <drm/drm_edid.h>
#include <drm/drm_file.h>
#include <drm/drm_fourcc.h>
#include <drm/drm_fbdev_dma.h>
@@ -19,6 +20,7 @@
#include <drm/drm_gem_shmem_helper.h>
#include <drm/drm_mode_object.h>
#include <drm/drm_ioctl.h>
+#include <drm/drm_probe_helper.h>
#include <kunit/test.h>
#include <linux/blk-mq.h>
#include <linux/blk_types.h>
diff --git a/rust/kernel/drm/kms/connector.rs b/rust/kernel/drm/kms/connector.rs
index 57ab29473c344..7d0f67c3bdaf8 100644
--- a/rust/kernel/drm/kms/connector.rs
+++ b/rust/kernel/drm/kms/connector.rs
@@ -378,6 +378,17 @@ fn deref(&self) -> &Self::Target {
}
}
+impl<'a, T: DriverConnector> ConnectorGuard<'a, T> {
+ /// Add modes for a [`ConnectorGuard`] without an EDID.
+ ///
+ /// Add the specified modes to the connector's mode list up to the given maximum resultion.
+ /// Returns how many modes were added.
+ pub fn add_modes_noedid(&self, (max_h, max_v): (i32, i32)) -> i32 {
+ // SAFETY: We hold the locks required to call this via our type invariants.
+ unsafe { bindings::drm_add_modes_noedid(self.as_raw(), max_h, max_v) }
+ }
+}
+
// SAFETY: DRM expects this struct to be zero-initialized
unsafe impl Zeroable for bindings::drm_connector_state {}
--
2.46.1
