[PATCH v4 3/5] remoteproc: imx_rproc: Introduce prepare ops for imx_rproc_dcfg

[Peng Fan (OSS)]

From: Peng Fan <peng.fan at nxp.com>

Allow each platform to provide its own prepare operations, preparing
for i.MX95 LMM and CPU ops support.

No functional changes.

Reviewed-by: Daniel Baluta <daniel.baluta at nxp.com>
Reviewed-by: Frank Li <Frank.Li at nxp.com>
Signed-off-by: Peng Fan <peng.fan at nxp.com>
---
 drivers/remoteproc/imx_rproc.c | 5 +++++
 drivers/remoteproc/imx_rproc.h | 1 +
 2 files changed, 6 insertions(+)

diff --git a/drivers/remoteproc/imx_rproc.c b/drivers/remoteproc/imx_rproc.c
index 6e50a9abd0a2c68c79909beb653567e0592ca2cb..35585235c683e6327c3e6db65d5d33253ffba327 100644
--- a/drivers/remoteproc/imx_rproc.c
+++ b/drivers/remoteproc/imx_rproc.c
@@ -527,6 +527,11 @@ static int imx_rproc_prepare(struct rproc *rproc)
 		rproc_coredump_add_segment(rproc, da, resource_size(&res));
 		rproc_add_carveout(rproc, mem);
 	}
+
+	if (priv->ops && priv->ops->prepare)
+		return priv->ops->prepare(rproc);
+
+	return 0;
 }
 
 static int imx_rproc_parse_fw(struct rproc *rproc, const struct firmware *fw)
diff --git a/drivers/remoteproc/imx_rproc.h b/drivers/remoteproc/imx_rproc.h
index 1b2d9f4d6d19dcdc215be97f7e2ab3488281916a..37417568a0ade2ae4d6a4e3d0f139ea52b185254 100644
--- a/drivers/remoteproc/imx_rproc.h
+++ b/drivers/remoteproc/imx_rproc.h
@@ -24,6 +24,7 @@ struct imx_rproc_plat_ops {
 	int (*stop)(struct rproc *rproc);
 	int (*detach)(struct rproc *rproc);
 	int (*detect_mode)(struct rproc *rproc);
+	int (*prepare)(struct rproc *rproc);
 };
 
 struct imx_rproc_dcfg {

-- 
2.37.1