drm: mali-dp: Set the drm->irq_enabled flag to match driver's state.

Mali DP driver does not use drm_irq_{un,}install() function so the
drm->irq_enabled flag does not get set automatically.
drm_wait_vblank() checks the value of the flag among other functions.

Signed-off-by: Liviu Dudau <Liviu.Dudau@arm.com>

diff --git a/drivers/gpu/drm/arm/malidp_drv.c b/drivers/gpu/drm/arm/malidp_drv.c
index f15dc5484f314245a4d671bc81fef7341a0617f9..9468dfd52336bf9644dac4b24724152125a17e55 100644 (file)
--- a/drivers/gpu/drm/arm/malidp_drv.c
+++ b/drivers/gpu/drm/arm/malidp_drv.c
@@ -378,6 +378,8 @@ static int malidp_bind(struct device *dev)
        if (ret < 0)
                goto irq_init_fail;
 
+       drm->irq_enabled = true;
+
        ret = drm_vblank_init(drm, drm->mode_config.num_crtc);
        if (ret < 0) {
                DRM_ERROR("failed to initialise vblank\n");
@@ -403,6 +405,7 @@ static int malidp_bind(struct device *dev)
 vblank_fail:
        malidp_se_irq_fini(drm);
        malidp_de_irq_fini(drm);
+       drm->irq_enabled = false;
 irq_init_fail:
        component_unbind_all(dev, drm);
 bind_fail: