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.
v3: No changes
Reviewed-by: Sean Paul <s...@poorly.run>
Signed-off-by: Jordan Crouse <jcro...@codeaurora.org>
---
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 9c9f7ff6960b..d8af97407b3c 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
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