linux-kernel - [PATCH v4 2/5] remoteproc: Use u64 type for boot

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Date:   Mon, 10 Feb 2020 17:22:06 +0100
From:   Clement Leger <cleger@...ray.eu>
To:     Ohad Ben-Cohen <ohad@...ery.com>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Jonathan Corbet <corbet@....net>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        linux-remoteproc@...r.kernel.org
Cc:     Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>,
        Andy Gross <agross@...nel.org>,
        Patrice Chotard <patrice.chotard@...com>,
        linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-arm-msm@...r.kernel.org,
        Arnaud Pouliquen <arnaud.pouliquen@...com>,
        Loic PALLARDY <loic.pallardy@...com>, s-anna <s-anna@...com>,
        Mathieu Poirier <mathieu.poirier@...aro.org>,
        Clement Leger <cleger@...ray.eu>
Subject: [PATCH v4 2/5] remoteproc: Use u64 type for boot_addr

elf64 entry is defined as a u64. Since boot_addr is used to store the
elf entry point, change boot_addr type to u64 to support both elf32
and elf64. In the same time, fix users that were using this variable.

Signed-off-by: Clement Leger <cleger@...ray.eu>
---
 drivers/remoteproc/remoteproc_elf_loader.c | 2 +-
 drivers/remoteproc/remoteproc_internal.h   | 2 +-
 drivers/remoteproc/st_remoteproc.c         | 2 +-
 include/linux/remoteproc.h                 | 4 ++--
 4 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/remoteproc/remoteproc_elf_loader.c b/drivers/remoteproc/remoteproc_elf_loader.c
index 606aae166eba..c2a9783cfb9a 100644
--- a/drivers/remoteproc/remoteproc_elf_loader.c
+++ b/drivers/remoteproc/remoteproc_elf_loader.c
@@ -102,7 +102,7 @@ EXPORT_SYMBOL(rproc_elf_sanity_check);
  * Note that the boot address is not a configurable property of all remote
  * processors. Some will always boot at a specific hard-coded address.
  */
-u32 rproc_elf_get_boot_addr(struct rproc *rproc, const struct firmware *fw)
+u64 rproc_elf_get_boot_addr(struct rproc *rproc, const struct firmware *fw)
 {
 	struct elf32_hdr *ehdr  = (struct elf32_hdr *)fw->data;
 
diff --git a/drivers/remoteproc/remoteproc_internal.h b/drivers/remoteproc/remoteproc_internal.h
index 004867061721..eeb26434220e 100644
--- a/drivers/remoteproc/remoteproc_internal.h
+++ b/drivers/remoteproc/remoteproc_internal.h
@@ -55,7 +55,7 @@ phys_addr_t rproc_va_to_pa(void *cpu_addr);
 int rproc_trigger_recovery(struct rproc *rproc);
 
 int rproc_elf_sanity_check(struct rproc *rproc, const struct firmware *fw);
-u32 rproc_elf_get_boot_addr(struct rproc *rproc, const struct firmware *fw);
+u64 rproc_elf_get_boot_addr(struct rproc *rproc, const struct firmware *fw);
 int rproc_elf_load_segments(struct rproc *rproc, const struct firmware *fw);
 int rproc_elf_load_rsc_table(struct rproc *rproc, const struct firmware *fw);
 struct resource_table *rproc_elf_find_loaded_rsc_table(struct rproc *rproc,
diff --git a/drivers/remoteproc/st_remoteproc.c b/drivers/remoteproc/st_remoteproc.c
index ee13d23b43a9..a3268d95a50e 100644
--- a/drivers/remoteproc/st_remoteproc.c
+++ b/drivers/remoteproc/st_remoteproc.c
@@ -190,7 +190,7 @@ static int st_rproc_start(struct rproc *rproc)
 		}
 	}
 
-	dev_info(&rproc->dev, "Started from 0x%x\n", rproc->bootaddr);
+	dev_info(&rproc->dev, "Started from 0x%llx\n", rproc->bootaddr);
 
 	return 0;
 
diff --git a/include/linux/remoteproc.h b/include/linux/remoteproc.h
index f84bd5fe0211..82cebca9344c 100644
--- a/include/linux/remoteproc.h
+++ b/include/linux/remoteproc.h
@@ -382,7 +382,7 @@ struct rproc_ops {
 				struct rproc *rproc, const struct firmware *fw);
 	int (*load)(struct rproc *rproc, const struct firmware *fw);
 	int (*sanity_check)(struct rproc *rproc, const struct firmware *fw);
-	u32 (*get_boot_addr)(struct rproc *rproc, const struct firmware *fw);
+	u64 (*get_boot_addr)(struct rproc *rproc, const struct firmware *fw);
 };
 
 /**
@@ -498,7 +498,7 @@ struct rproc {
 	int num_traces;
 	struct list_head carveouts;
 	struct list_head mappings;
-	u32 bootaddr;
+	u64 bootaddr;
 	struct list_head rvdevs;
 	struct list_head subdevs;
 	struct idr notifyids;
-- 
2.15.0.276.g89ea799