From: Peng Fan <peng.fan@nxp.com>
Date: Fri, 15 Apr 2022 02:57:37 +0000 (+0800)
Subject: remoteproc: imx_rproc: Ignore create mem entry for resource table
X-Git-Tag: v5.15.73~3229
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=433a689cadea30facdec69f22e4d2fe741eb1b41;p=platform%2Fkernel%2Flinux-rpi.git

remoteproc: imx_rproc: Ignore create mem entry for resource table

[ Upstream commit 58b7c856519fe946620ee68dd0c37bd3c695484a ]

Resource table is used by Linux to get information published by
remote processor. It should be not be used for memory allocation, so
not create rproc mem entry.

Fixes: b29b4249f8f0 ("remoteproc: imx_rproc: add i.MX specific parse fw hook")
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Link: https://lore.kernel.org/r/20220415025737.1561976-1-peng.fan@oss.nxp.com
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---

diff --git a/drivers/remoteproc/imx_rproc.c b/drivers/remoteproc/imx_rproc.c
index 05c39e1..59eae60 100644
--- a/drivers/remoteproc/imx_rproc.c
+++ b/drivers/remoteproc/imx_rproc.c
@@ -447,6 +447,9 @@ static int imx_rproc_prepare(struct rproc *rproc)
 		if (!strcmp(it.node->name, "vdev0buffer"))
 			continue;
 
+		if (!strcmp(it.node->name, "rsc-table"))
+			continue;
+
 		rmem = of_reserved_mem_lookup(it.node);
 		if (!rmem) {
 			dev_err(priv->dev, "unable to acquire memory-region\n");