drivers/graphics: Use set_crtc+dirtyfb in V2DisplayMap

drivers/graphics/console-draw/src/lib.rs

@@ -6,7 +6,7 @@ use std::{cmp, io, mem, ptr};
 
 use drm::buffer::{Buffer, DrmFourcc};
 use drm::control::dumbbuffer::{DumbBuffer, DumbMapping};
-use drm::control::{framebuffer, Device};
+use drm::control::{framebuffer, ClipRect, Device};
 use graphics_ipc::v2::{Damage, V2GraphicsHandle};
 use orbclient::FONT;
 
@@ -25,6 +25,14 @@ impl V2DisplayMap {
         let mode = connector_info.modes()[0];
         let (width, height) = mode.size();
 
+        // FIXME do something smarter that avoids conflicts
+        let crtc = display_handle.resource_handles().unwrap().filter_crtcs(
+            display_handle
+                .get_encoder(connector_info.encoders()[0])
+                .unwrap()
+                .possible_crtcs(),
+        )[0];
+
         let mut buffer = display_handle.create_dumb_buffer(
             (width.into(), height.into()),
             DrmFourcc::Argb8888,
@@ -32,6 +40,8 @@ impl V2DisplayMap {
         )?;
         let fb = display_handle.add_framebuffer(&buffer, 32, 32)?;
 
+        display_handle.set_crtc(crtc, Some(fb), (0, 0), &[connector], Some(mode))?;
+
         let map = display_handle.map_dumb_buffer(&mut buffer)?;
         let map = unsafe { mem::transmute::<DumbMapping<'_>, DumbMapping<'static>>(map) };
 
@@ -55,8 +65,15 @@ impl V2DisplayMap {
     }
 
     pub fn dirty_fb(&self, damage: Damage) -> io::Result<()> {
-        self.display_handle
-            .update_plane(0, u32::from(self.fb), damage)
+        self.display_handle.dirty_framebuffer(
+            self.fb,
+            &[ClipRect::new(
+                damage.x as u16,
+                damage.y as u16,
+                (damage.x + damage.width) as u16,
+                (damage.y + damage.height) as u16,
+            )],
+        )
     }
 }