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authorRob Herring <robh@kernel.org>2017-03-22 08:26:06 -0500
committerSean Paul <seanpaul@chromium.org>2017-04-06 17:00:27 -0400
commit86418f90a4c1a0073db65d8a1e2bf94421117a60 (patch)
treea82b9534e5f5c89ceeaa93abaad71da000c7f8d3 /drivers/gpu/drm/msm/dsi
parent1f2db3034c9f16ed918e34809167546f21d0fcb4 (diff)
drm: convert drivers to use of_graph_get_remote_node
Convert drivers to use the new of_graph_get_remote_node() helper instead of parsing the endpoint node and then getting the remote device node. Now drivers can just specify the device node and which port/endpoint and get back the connected remote device node. The details of the graph binding are nicely abstracted into the core OF graph code. This changes some error messages to debug messages (in the graph core). Graph connections are often "no connects" depending on the particular board, so we want to avoid spurious messages. Plus the kernel is not a DT validator. Signed-off-by: Rob Herring <robh@kernel.org> Acked-by: Neil Armstrong <narmstrong@baylibre.com> Tested-by: Liviu Dudau <liviu.dudau@arm.com> Tested-by: Eric Anholt <eric@anholt.net> Tested-by: Jyri Sarha <jsarha@ti.com> Tested by: Archit Taneja <architt@codeaurora.org> Signed-off-by: Sean Paul <seanpaul@chromium.org>
Diffstat (limited to 'drivers/gpu/drm/msm/dsi')
-rw-r--r--drivers/gpu/drm/msm/dsi/dsi_host.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/msm/dsi/dsi_host.c b/drivers/gpu/drm/msm/dsi/dsi_host.c
index 4f79b109173d..f97a7803a02d 100644
--- a/drivers/gpu/drm/msm/dsi/dsi_host.c
+++ b/drivers/gpu/drm/msm/dsi/dsi_host.c
@@ -1635,7 +1635,7 @@ static int dsi_host_parse_dt(struct msm_dsi_host *msm_host)
}
/* Get panel node from the output port's endpoint data */
- device_node = of_graph_get_remote_port_parent(endpoint);
+ device_node = of_graph_get_remote_node(np, 1, 0);
if (!device_node) {
dev_dbg(dev, "%s: no valid device\n", __func__);
goto err;