diff options
author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-06-10 05:30:17 -0300 |
---|---|---|
committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-06-10 05:30:17 -0300 |
commit | d635711daa98be86d4c7fd01499c34f566b54ccb (patch) | |
tree | aa5cc3760a27c3d57146498cb82fa549547de06c /drivers/gpu/ipu-v3/ipu-dmfc.c | |
parent | c91265cd0efb83778f015b4d4b1129bd2cfd075e (diff) |
Linux-libre 4.6.2-gnu
Diffstat (limited to 'drivers/gpu/ipu-v3/ipu-dmfc.c')
-rw-r--r-- | drivers/gpu/ipu-v3/ipu-dmfc.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/gpu/ipu-v3/ipu-dmfc.c b/drivers/gpu/ipu-v3/ipu-dmfc.c index 042c3958e..837b1ec22 100644 --- a/drivers/gpu/ipu-v3/ipu-dmfc.c +++ b/drivers/gpu/ipu-v3/ipu-dmfc.c @@ -350,11 +350,13 @@ out: } EXPORT_SYMBOL_GPL(ipu_dmfc_alloc_bandwidth); -int ipu_dmfc_init_channel(struct dmfc_channel *dmfc, int width) +void ipu_dmfc_config_wait4eot(struct dmfc_channel *dmfc, int width) { struct ipu_dmfc_priv *priv = dmfc->priv; u32 dmfc_gen1; + mutex_lock(&priv->mutex); + dmfc_gen1 = readl(priv->base + DMFC_GENERAL1); if ((dmfc->slots * 64 * 4) / width > dmfc->data->max_fifo_lines) @@ -364,9 +366,9 @@ int ipu_dmfc_init_channel(struct dmfc_channel *dmfc, int width) writel(dmfc_gen1, priv->base + DMFC_GENERAL1); - return 0; + mutex_unlock(&priv->mutex); } -EXPORT_SYMBOL_GPL(ipu_dmfc_init_channel); +EXPORT_SYMBOL_GPL(ipu_dmfc_config_wait4eot); struct dmfc_channel *ipu_dmfc_get(struct ipu_soc *ipu, int ipu_channel) { |