drm/nouveau/bios: translate devinit pri/sec i2c bus to internal identifiers

fdo#92013.

Regression from "i2c: transition pad/ports away from being based on nvkm_object"

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/init.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/init.c
index 65af31441e9c..a7d69ce7abc1 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/init.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/init.c
@@ -267,6 +267,12 @@ init_i2c(struct nvbios_init *init, int index)
                 index = NVKM_I2C_BUS_PRI;
                 if (init->outp && init->outp->i2c_upper_default)
                         index = NVKM_I2C_BUS_SEC;
+        } else
+        if (index == 0x80) {
+                index = NVKM_I2C_BUS_PRI;
+        } else
+        if (index == 0x81) {
+                index = NVKM_I2C_BUS_SEC;
         }
 
         bus = nvkm_i2c_bus_find(i2c, index);