diff options
author | Philipp Zabel <p.zabel@pengutronix.de> | 2018-06-21 21:13:38 +0200 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-09-19 22:43:39 +0200 |
commit | 8e6ee30ad80f8a7acb371a0ce3599c435dcc9a15 (patch) | |
tree | 3fbc0c3b56df07343287e5f9e5acbc2c898e8e38 /drivers | |
parent | 3b9909896570390b8f3c35e7261fcfa0ce5abe54 (diff) |
gpu: ipu-v3: default to id 0 on missing OF alias
[ Upstream commit 2d87e6c1b99c402360fdfe19ce4f579ab2f96adf ]
This is better than storing -ENODEV in the id number. This fixes SoCs
with only one IPU that don't specify an IPU alias in the device tree.
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/gpu/ipu-v3/ipu-common.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/ipu-v3/ipu-common.c b/drivers/gpu/ipu-v3/ipu-common.c index 658fa2d3e40c..2c8411b8d050 100644 --- a/drivers/gpu/ipu-v3/ipu-common.c +++ b/drivers/gpu/ipu-v3/ipu-common.c @@ -1401,6 +1401,8 @@ static int ipu_probe(struct platform_device *pdev) return -ENODEV; ipu->id = of_alias_get_id(np, "ipu"); + if (ipu->id < 0) + ipu->id = 0; if (of_device_is_compatible(np, "fsl,imx6qp-ipu") && IS_ENABLED(CONFIG_DRM)) { |