[PATCH 04/14] drm: Use driver specified encoder name

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From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>

Use the encoder name passed by the driver if non-NULL, otherwise fall
back to the old style name.

Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
---
 drivers/gpu/drm/drm_crtc.c | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index 3efff5dfe4f6..4bdfa5d31a6c 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -1101,9 +1101,17 @@ int drm_encoder_init(struct drm_device *dev,
 	encoder->dev = dev;
 	encoder->encoder_type = encoder_type;
 	encoder->funcs = funcs;
-	encoder->name = kasprintf(GFP_KERNEL, "%s-%d",
-				  drm_encoder_enum_list[encoder_type].name,
-				  encoder->base.id);
+	if (name) {
+		va_list ap;
+
+		va_start(ap, name);
+		encoder->name = kvasprintf(GFP_KERNEL, name, ap);
+		va_end(ap);
+	} else {
+		encoder->name = kasprintf(GFP_KERNEL, "%s-%d",
+					  drm_encoder_enum_list[encoder_type].name,
+					  encoder->base.id);
+	}
 	if (!encoder->name) {
 		ret = -ENOMEM;
 		goto out_put;
-- 
2.4.10

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