[PATCH] drm/meson: Convert to Linux IRQ interfaces

[Thomas Zimmermann]

Drop the DRM IRQ midlayer in favor of Linux IRQ interfaces. DRM's
IRQ helpers are mostly useful for UMS drivers. Modern KMS drivers
don't benefit from using it.

Signed-off-by: Thomas Zimmermann <tzimmermann at suse.de>
---
 drivers/gpu/drm/meson/meson_drv.c | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/meson/meson_drv.c b/drivers/gpu/drm/meson/meson_drv.c
index 3d0ccc7eef1b..bc0d60df04ae 100644
--- a/drivers/gpu/drm/meson/meson_drv.c
+++ b/drivers/gpu/drm/meson/meson_drv.c
@@ -21,7 +21,6 @@
 #include <drm/drm_fb_helper.h>
 #include <drm/drm_gem_cma_helper.h>
 #include <drm/drm_gem_framebuffer_helper.h>
-#include <drm/drm_irq.h>
 #include <drm/drm_modeset_helper_vtables.h>
 #include <drm/drm_probe_helper.h>
 #include <drm/drm_vblank.h>
@@ -94,9 +93,6 @@ DEFINE_DRM_GEM_CMA_FOPS(fops);
 static const struct drm_driver meson_driver = {
 	.driver_features	= DRIVER_GEM | DRIVER_MODESET | DRIVER_ATOMIC,
 
-	/* IRQ */
-	.irq_handler		= meson_irq,
-
 	/* CMA Ops */
 	DRM_GEM_CMA_DRIVER_OPS_WITH_DUMB_CREATE(meson_dumb_create),
 
@@ -335,7 +331,7 @@ static int meson_drv_bind_master(struct device *dev, bool has_components)
 	if (ret)
 		goto free_drm;
 
-	ret = drm_irq_install(drm, priv->vsync_irq);
+	ret = request_irq(priv->vsync_irq, meson_irq, 0, drm->driver->name, drm);
 	if (ret)
 		goto free_drm;
 
@@ -354,7 +350,7 @@ static int meson_drv_bind_master(struct device *dev, bool has_components)
 	return 0;
 
 uninstall_irq:
-	drm_irq_uninstall(drm);
+	free_irq(priv->vsync_irq, drm);
 free_drm:
 	drm_dev_put(drm);
 
@@ -382,7 +378,7 @@ static void meson_drv_unbind(struct device *dev)
 	drm_kms_helper_poll_fini(drm);
 	drm_atomic_helper_shutdown(drm);
 	component_unbind_all(dev, drm);
-	drm_irq_uninstall(drm);
+	free_irq(priv->vsync_irq, drm);
 	drm_dev_put(drm);
 
 	if (priv->afbcd.ops) {
-- 
2.32.0