Add a helper function to determine if an encoder is of type
virtual.
Signed-off-by: Kalyan Thota <quic_kalyant@xxxxxxxxxxx>
---
drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c | 11 +++++++++++
drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h | 6 ++++++
2 files changed, 17 insertions(+)
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
index 5d6ad1f..4c56a16 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
@@ -2469,6 +2469,17 @@ bool dpu_encoder_is_external(struct drm_encoder *drm_enc)
return dpu_enc->disp_info.is_external;
}
+bool dpu_encoder_is_virtual(struct drm_encoder *drm_enc)
+{
+ struct dpu_encoder_virt *dpu_enc;
+
+ if (!drm_enc)
+ return false;
+
+ dpu_enc = to_dpu_encoder_virt(drm_enc);
+ return (dpu_enc->disp_info.intf_type == DRM_MODE_ENCODER_VIRTUAL);
+}
+
struct drm_encoder *dpu_encoder_init(struct drm_device *dev,
int drm_enc_mode)
{
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h
index 43f0d8b..6ae3c62 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h
@@ -136,6 +136,12 @@ void dpu_encoder_virt_runtime_resume(struct drm_encoder *encoder);
bool dpu_encoder_is_external(struct drm_encoder *drm_enc);
/**
+ * dpu_encoder_is_virtual - find if the encoder is of type virtual.
+ * @drm_enc: Pointer to previously created drm encoder structure
+ */
+bool dpu_encoder_is_virtual(struct drm_encoder *drm_enc);
+
+/**
* dpu_encoder_init - initialize virtual encoder object
* @dev: Pointer to drm device structure
* @disp_info: Pointer to display information structure
--
2.7.4
