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authorRob Herring <robh@kernel.org>2023-03-10 17:46:56 +0300
committerMichael Ellerman <mpe@ellerman.id.au>2023-03-30 15:36:35 +0300
commit857d423c74228cfa064f79ff3a16b163fdb8d542 (patch)
tree42cebf275a0709c63da9bda60d200c95ddaa4f51 /arch/powerpc/platforms/powernv/opal-lpc.c
parentaf8bc68263b2184e63ee67ca70cecff4636f7901 (diff)
downloadlinux-857d423c74228cfa064f79ff3a16b163fdb8d542.tar.xz
powerpc: Use of_property_present() for testing DT property presence
It is preferred to use typed property access functions (i.e. of_property_read_<type> functions) rather than low-level of_get_property/of_find_property functions for reading properties. As part of this, convert of_get_property/of_find_property calls to the recently added of_property_present() helper when we just want to test for presence of a property and nothing more. Signed-off-by: Rob Herring <robh@kernel.org> [mpe: Drop change in ppc4xx_probe_pci_bridge(), formatting] Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://msgid.link/20230310144657.1541039-1-robh@kernel.org
Diffstat (limited to 'arch/powerpc/platforms/powernv/opal-lpc.c')
-rw-r--r--arch/powerpc/platforms/powernv/opal-lpc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/platforms/powernv/opal-lpc.c b/arch/powerpc/platforms/powernv/opal-lpc.c
index d129d6d45a50..a16f07cdab26 100644
--- a/arch/powerpc/platforms/powernv/opal-lpc.c
+++ b/arch/powerpc/platforms/powernv/opal-lpc.c
@@ -403,7 +403,7 @@ void __init opal_lpc_init(void)
return;
/* Does it support direct mapping ? */
- if (of_get_property(np, "ranges", NULL)) {
+ if (of_property_present(np, "ranges")) {
pr_info("OPAL: Found memory mapped LPC bus on chip %d\n",
opal_lpc_chip_id);
isa_bridge_init_non_pci(np);