@@ -37,6 +37,7 @@
#define XTAL_CLK 270 /* 27M */
+#if IS_ENABLED(CONFIG_OF)
static const u8 anx7808_i2c_addresses[] = {
[I2C_IDX_TX_P0] = 0x78,
[I2C_IDX_TX_P1] = 0x7a,
@@ -52,6 +53,7 @@ static const u8 anx781x_i2c_addresses[] = {
[I2C_IDX_RX_P0] = 0x7e,
[I2C_IDX_RX_P1] = 0x80,
};
+#endif
struct anx78xx_platform_data {
struct regulator *dvdd10;
@@ -1387,7 +1389,9 @@ MODULE_DEVICE_TABLE(of, anx78xx_match_table);
static struct i2c_driver anx78xx_driver = {
.driver = {
.name = "anx7814",
+#if IS_ENABLED(CONFIG_OF)
.of_match_table = of_match_ptr(anx78xx_match_table),
+#endif
},
.probe = anx78xx_i2c_probe,
.remove = anx78xx_i2c_remove,
When building with W=1, the following warning occurs. drivers/gpu/drm/bridge/analogix/analogix-anx78xx.c:48:17: warning: ‘anx781x_i2c_addresses’ defined but not used [-Wunused-const-variable=] static const u8 anx781x_i2c_addresses[] = { ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/bridge/analogix/analogix-anx78xx.c:40:17: warning: ‘anx7808_i2c_addresses’ defined but not used [-Wunused-const-variable=] static const u8 anx7808_i2c_addresses[] = { The definition of above two data variables is included by the macro CONFIG_OF, so we also include the data variable definitions in the macro CONFIG_OF. And in addition the data variable anx78xx_match_table is included in the macro CONFIG_OF, so we add CONFIG_OF to the place where it is used. Fixes: 5d97408e0d70 ("drm/bridge: move ANA78xx driver to analogix subdirectory") Signed-off-by: Zhu Wang <wangzhu9@huawei.com> --- drivers/gpu/drm/bridge/analogix/analogix-anx78xx.c | 4 ++++ 1 file changed, 4 insertions(+)