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authorChristophe Leroy <christophe.leroy@csgroup.eu>2023-12-14 21:31:52 +1100
committerMichael Ellerman <mpe@ellerman.id.au>2024-03-03 22:20:29 +1100
commit2a066ae11861257223500d7515e1541199cb7832 (patch)
treedbe75a718936405c2407299aa9393ed0a4c54fad /arch/powerpc/platforms/pseries
parent28da734d58c8d0113d0ac4f59880d94c9f249564 (diff)
powerpc: Stop using of_root
Replace all usages of of_root by of_find_node_by_path("/") Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu> Reviewed-by: Rob Herring <robh@kernel.org> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://msgid.link/20231214103152.12269-5-mpe@ellerman.id.au
Diffstat (limited to 'arch/powerpc/platforms/pseries')
-rw-r--r--arch/powerpc/platforms/pseries/lparcfg.c6
-rw-r--r--arch/powerpc/platforms/pseries/setup.c12
2 files changed, 14 insertions, 4 deletions
diff --git a/arch/powerpc/platforms/pseries/lparcfg.c b/arch/powerpc/platforms/pseries/lparcfg.c
index 1c151d77e74b..f73c4d1c26af 100644
--- a/arch/powerpc/platforms/pseries/lparcfg.c
+++ b/arch/powerpc/platforms/pseries/lparcfg.c
@@ -346,9 +346,13 @@ static int read_rtas_lpar_name(struct seq_file *m)
*/
static int read_dt_lpar_name(struct seq_file *m)
{
+ struct device_node *root = of_find_node_by_path("/");
const char *name;
+ int ret;
- if (of_property_read_string(of_root, "ibm,partition-name", &name))
+ ret = of_property_read_string(root, "ibm,partition-name", &name);
+ of_node_put(root);
+ if (ret)
return -ENOENT;
seq_printf(m, "partition_name=%s\n", name);
diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c
index ecea85c74c43..284a6fa04b0c 100644
--- a/arch/powerpc/platforms/pseries/setup.c
+++ b/arch/powerpc/platforms/pseries/setup.c
@@ -1029,9 +1029,11 @@ static void __init pseries_add_hw_description(void)
return;
}
- if (of_property_read_bool(of_root, "ibm,powervm-partition") ||
- of_property_read_bool(of_root, "ibm,fw-net-version"))
+ dn = of_find_node_by_path("/");
+ if (of_property_read_bool(dn, "ibm,powervm-partition") ||
+ of_property_read_bool(dn, "ibm,fw-net-version"))
seq_buf_printf(&ppc_hw_desc, "hv:phyp ");
+ of_node_put(dn);
}
/*
@@ -1091,7 +1093,11 @@ static void pseries_power_off(void)
static int __init pSeries_probe(void)
{
- if (!of_node_is_type(of_root, "chrp"))
+ struct device_node *root = of_find_node_by_path("/");
+ bool ret = of_node_is_type(root, "chrp");
+
+ of_node_put(root);
+ if (!ret)
return 0;
/* Cell blades firmware claims to be chrp while it's not. Until this