Allow the KMS operation 'irq_postinstall' to be optional so that the target display drivers don't need to define a dummy function if they don't need one. Signed-off-by: Jordan Crouse <jcrouse@xxxxxxxxxxxxxx> --- drivers/gpu/drm/msm/msm_drv.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c index 107e976be55e..8ce6992dbdff 100644 --- a/drivers/gpu/drm/msm/msm_drv.c +++ b/drivers/gpu/drm/msm/msm_drv.c @@ -724,7 +724,11 @@ static int msm_irq_postinstall(struct drm_device *dev) struct msm_drm_private *priv = dev->dev_private; struct msm_kms *kms = priv->kms; BUG_ON(!kms); - return kms->funcs->irq_postinstall(kms); + + if (kms->funcs->irq_postinstall) + return kms->funcs->irq_postinstall(kms); + + return 0; } static void msm_irq_uninstall(struct drm_device *dev) -- 2.18.0
