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path: root/drivers/gpu/ipu-v3
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Diffstat (limited to 'drivers/gpu/ipu-v3')
-rw-r--r--drivers/gpu/ipu-v3/ipu-prg.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/gpu/ipu-v3/ipu-prg.c b/drivers/gpu/ipu-v3/ipu-prg.c
index 38a3a9764e49..94b76badf677 100644
--- a/drivers/gpu/ipu-v3/ipu-prg.c
+++ b/drivers/gpu/ipu-v3/ipu-prg.c
@@ -347,6 +347,22 @@ int ipu_prg_channel_configure(struct ipuv3_channel *ipu_chan,
}
EXPORT_SYMBOL_GPL(ipu_prg_channel_configure);
+bool ipu_prg_channel_configure_pending(struct ipuv3_channel *ipu_chan)
+{
+ int prg_chan = ipu_prg_ipu_to_prg_chan(ipu_chan->num);
+ struct ipu_prg *prg = ipu_chan->ipu->prg_priv;
+ struct ipu_prg_channel *chan;
+
+ if (prg_chan < 0)
+ return false;
+
+ chan = &prg->chan[prg_chan];
+ WARN_ON(!chan->enabled);
+
+ return ipu_pre_update_pending(prg->pres[chan->used_pre]);
+}
+EXPORT_SYMBOL_GPL(ipu_prg_channel_configure_pending);
+
static int ipu_prg_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;