drm/nouveau/mxm: switch to instanced constructor

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Reviewed-by: Lyude Paul <lyude@redhat.com>

8 files changed, 44 insertions, 45 deletions

diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/device.h b/drivers/gpu/drm/nouveau/include/nvkm/core/device.h
index 2cd619e258ef..48d832c6f64f 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/core/device.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/core/device.h
@@ -60,7 +60,6 @@ struct nvkm_device {
 		struct notifier_block nb;
 	} acpi;
 
-	struct nvkm_subdev *mxm;
 	struct nvkm_pci *pci;
 	struct nvkm_pmu *pmu;
 	struct nvkm_therm *therm;
@@ -130,7 +129,6 @@ struct nvkm_device_chip {
 #include <core/layout.h>
 #undef NVKM_LAYOUT_INST
 #undef NVKM_LAYOUT_ONCE
-	int (*mxm     )(struct nvkm_device *, int idx, struct nvkm_subdev **);
 	int (*pci     )(struct nvkm_device *, int idx, struct nvkm_pci **);
 	int (*pmu     )(struct nvkm_device *, int idx, struct nvkm_pmu **);
 	int (*therm   )(struct nvkm_device *, int idx, struct nvkm_therm **);
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/layout.h b/drivers/gpu/drm/nouveau/include/nvkm/core/layout.h
index 199bd8efd08f..782ec223756f 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/core/layout.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/core/layout.h
@@ -5,6 +5,7 @@ NVKM_LAYOUT_ONCE(NVKM_SUBDEV_IBUS    , struct nvkm_subdev  ,     ibus)
 NVKM_LAYOUT_ONCE(NVKM_SUBDEV_GPIO    , struct nvkm_gpio    ,     gpio)
 NVKM_LAYOUT_ONCE(NVKM_SUBDEV_I2C     , struct nvkm_i2c     ,      i2c)
 NVKM_LAYOUT_ONCE(NVKM_SUBDEV_FUSE    , struct nvkm_fuse    ,     fuse)
+NVKM_LAYOUT_ONCE(NVKM_SUBDEV_MXM     , struct nvkm_subdev  ,      mxm)
 NVKM_LAYOUT_ONCE(NVKM_SUBDEV_MC      , struct nvkm_mc      ,       mc)
 NVKM_LAYOUT_ONCE(NVKM_SUBDEV_BUS     , struct nvkm_bus     ,      bus)
 NVKM_LAYOUT_ONCE(NVKM_SUBDEV_INSTMEM , struct nvkm_instmem ,     imem)
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/mxm.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/mxm.h
index 78df1e9def05..7d4132a17d0f 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/mxm.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/mxm.h
@@ -3,5 +3,5 @@
 #define __NVKM_MXM_H__
 #include <core/subdev.h>
 
-int nv50_mxm_new(struct nvkm_device *, int, struct nvkm_subdev **);
+int nv50_mxm_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_subdev **);
 #endif
diff --git a/drivers/gpu/drm/nouveau/nvkm/core/subdev.c b/drivers/gpu/drm/nouveau/nvkm/core/subdev.c
index 3f1fa104de67..c6f198eb624c 100644
--- a/drivers/gpu/drm/nouveau/nvkm/core/subdev.c
+++ b/drivers/gpu/drm/nouveau/nvkm/core/subdev.c
@@ -33,7 +33,6 @@ nvkm_subdev_type[NVKM_SUBDEV_NR] = {
 #include <core/layout.h>
 #undef NVKM_LAYOUT_ONCE
 #undef NVKM_LAYOUT_INST
-	[NVKM_SUBDEV_MXM     ] = "mxm",
 	[NVKM_SUBDEV_PCI     ] = "pci",
 	[NVKM_SUBDEV_PMU     ] = "pmu",
 	[NVKM_SUBDEV_THERM   ] = "therm",
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
index a531b1a7cb44..8c127bd0780e 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
@@ -822,7 +822,7 @@ nv50_chipset = {
 	.imem     = { 0x00000001, nv50_instmem_new },
 	.mc       = { 0x00000001, nv50_mc_new },
 	.mmu      = { 0x00000001, nv50_mmu_new },
-	.mxm = nv50_mxm_new,
+	.mxm      = { 0x00000001, nv50_mxm_new },
 	.pci = nv46_pci_new,
 	.therm = nv50_therm_new,
 	.timer = nv41_timer_new,
@@ -929,7 +929,7 @@ nv84_chipset = {
 	.imem     = { 0x00000001, nv50_instmem_new },
 	.mc       = { 0x00000001, g84_mc_new },
 	.mmu      = { 0x00000001, g84_mmu_new },
-	.mxm = nv50_mxm_new,
+	.mxm      = { 0x00000001, nv50_mxm_new },
 	.pci = g84_pci_new,
 	.therm = g84_therm_new,
 	.timer = nv41_timer_new,
@@ -961,7 +961,7 @@ nv86_chipset = {
 	.imem     = { 0x00000001, nv50_instmem_new },
 	.mc       = { 0x00000001, g84_mc_new },
 	.mmu      = { 0x00000001, g84_mmu_new },
-	.mxm = nv50_mxm_new,
+	.mxm      = { 0x00000001, nv50_mxm_new },
 	.pci = g84_pci_new,
 	.therm = g84_therm_new,
 	.timer = nv41_timer_new,
@@ -993,7 +993,7 @@ nv92_chipset = {
 	.imem     = { 0x00000001, nv50_instmem_new },
 	.mc       = { 0x00000001, g84_mc_new },
 	.mmu      = { 0x00000001, g84_mmu_new },
-	.mxm = nv50_mxm_new,
+	.mxm      = { 0x00000001, nv50_mxm_new },
 	.pci = g92_pci_new,
 	.therm = g84_therm_new,
 	.timer = nv41_timer_new,
@@ -1025,7 +1025,7 @@ nv94_chipset = {
 	.imem     = { 0x00000001, nv50_instmem_new },
 	.mc       = { 0x00000001, g84_mc_new },
 	.mmu      = { 0x00000001, g84_mmu_new },
-	.mxm = nv50_mxm_new,
+	.mxm      = { 0x00000001, nv50_mxm_new },
 	.pci = g94_pci_new,
 	.therm = g84_therm_new,
 	.timer = nv41_timer_new,
@@ -1057,7 +1057,7 @@ nv96_chipset = {
 	.imem     = { 0x00000001, nv50_instmem_new },
 	.mc       = { 0x00000001, g84_mc_new },
 	.mmu      = { 0x00000001, g84_mmu_new },
-	.mxm = nv50_mxm_new,
+	.mxm      = { 0x00000001, nv50_mxm_new },
 	.pci = g94_pci_new,
 	.therm = g84_therm_new,
 	.timer = nv41_timer_new,
@@ -1089,7 +1089,7 @@ nv98_chipset = {
 	.imem     = { 0x00000001, nv50_instmem_new },
 	.mc       = { 0x00000001, g98_mc_new },
 	.mmu      = { 0x00000001, g84_mmu_new },
-	.mxm = nv50_mxm_new,
+	.mxm      = { 0x00000001, nv50_mxm_new },
 	.pci = g94_pci_new,
 	.therm = g84_therm_new,
 	.timer = nv41_timer_new,
@@ -1121,7 +1121,7 @@ nva0_chipset = {
 	.imem     = { 0x00000001, nv50_instmem_new },
 	.mc       = { 0x00000001, g84_mc_new },
 	.mmu      = { 0x00000001, g84_mmu_new },
-	.mxm = nv50_mxm_new,
+	.mxm      = { 0x00000001, nv50_mxm_new },
 	.pci = g94_pci_new,
 	.therm = g84_therm_new,
 	.timer = nv41_timer_new,
@@ -1153,7 +1153,7 @@ nva3_chipset = {
 	.imem     = { 0x00000001, nv50_instmem_new },
 	.mc       = { 0x00000001, gt215_mc_new },
 	.mmu      = { 0x00000001, g84_mmu_new },
-	.mxm = nv50_mxm_new,
+	.mxm      = { 0x00000001, nv50_mxm_new },
 	.pci = g94_pci_new,
 	.pmu = gt215_pmu_new,
 	.therm = gt215_therm_new,
@@ -1187,7 +1187,7 @@ nva5_chipset = {
 	.imem     = { 0x00000001, nv50_instmem_new },
 	.mc       = { 0x00000001, gt215_mc_new },
 	.mmu      = { 0x00000001, g84_mmu_new },
-	.mxm = nv50_mxm_new,
+	.mxm      = { 0x00000001, nv50_mxm_new },
 	.pci = g94_pci_new,
 	.pmu = gt215_pmu_new,
 	.therm = gt215_therm_new,
@@ -1220,7 +1220,7 @@ nva8_chipset = {
 	.imem     = { 0x00000001, nv50_instmem_new },
 	.mc       = { 0x00000001, gt215_mc_new },
 	.mmu      = { 0x00000001, g84_mmu_new },
-	.mxm = nv50_mxm_new,
+	.mxm      = { 0x00000001, nv50_mxm_new },
 	.pci = g94_pci_new,
 	.pmu = gt215_pmu_new,
 	.therm = gt215_therm_new,
@@ -1253,7 +1253,7 @@ nvaa_chipset = {
 	.imem     = { 0x00000001, nv50_instmem_new },
 	.mc       = { 0x00000001, g98_mc_new },
 	.mmu      = { 0x00000001, mcp77_mmu_new },
-	.mxm = nv50_mxm_new,
+	.mxm      = { 0x00000001, nv50_mxm_new },
 	.pci = g94_pci_new,
 	.therm = g84_therm_new,
 	.timer = nv41_timer_new,
@@ -1285,7 +1285,7 @@ nvac_chipset = {
 	.imem     = { 0x00000001, nv50_instmem_new },
 	.mc       = { 0x00000001, g98_mc_new },
 	.mmu      = { 0x00000001, mcp77_mmu_new },
-	.mxm = nv50_mxm_new,
+	.mxm      = { 0x00000001, nv50_mxm_new },
 	.pci = g94_pci_new,
 	.therm = g84_therm_new,
 	.timer = nv41_timer_new,
@@ -1317,7 +1317,7 @@ nvaf_chipset = {
 	.imem     = { 0x00000001, nv50_instmem_new },
 	.mc       = { 0x00000001, gt215_mc_new },
 	.mmu      = { 0x00000001, mcp77_mmu_new },
-	.mxm = nv50_mxm_new,
+	.mxm      = { 0x00000001, nv50_mxm_new },
 	.pci = g94_pci_new,
 	.pmu = gt215_pmu_new,
 	.therm = gt215_therm_new,
@@ -1353,7 +1353,7 @@ nvc0_chipset = {
 	.ltc      = { 0x00000001, gf100_ltc_new },
 	.mc       = { 0x00000001, gf100_mc_new },
 	.mmu      = { 0x00000001, gf100_mmu_new },
-	.mxm = nv50_mxm_new,
+	.mxm      = { 0x00000001, nv50_mxm_new },
 	.pci = gf100_pci_new,
 	.pmu = gf100_pmu_new,
 	.therm = gt215_therm_new,
@@ -1390,7 +1390,7 @@ nvc1_chipset = {
 	.ltc      = { 0x00000001, gf100_ltc_new },
 	.mc       = { 0x00000001, gf100_mc_new },
 	.mmu      = { 0x00000001, gf100_mmu_new },
-	.mxm = nv50_mxm_new,
+	.mxm      = { 0x00000001, nv50_mxm_new },
 	.pci = gf106_pci_new,
 	.pmu = gf100_pmu_new,
 	.therm = gt215_therm_new,
@@ -1426,7 +1426,7 @@ nvc3_chipset = {
 	.ltc      = { 0x00000001, gf100_ltc_new },
 	.mc       = { 0x00000001, gf100_mc_new },
 	.mmu      = { 0x00000001, gf100_mmu_new },
-	.mxm = nv50_mxm_new,
+	.mxm      = { 0x00000001, nv50_mxm_new },
 	.pci = gf106_pci_new,
 	.pmu = gf100_pmu_new,
 	.therm = gt215_therm_new,
@@ -1462,7 +1462,7 @@ nvc4_chipset = {
 	.ltc      = { 0x00000001, gf100_ltc_new },
 	.mc       = { 0x00000001, gf100_mc_new },
 	.mmu      = { 0x00000001, gf100_mmu_new },
-	.mxm = nv50_mxm_new,
+	.mxm      = { 0x00000001, nv50_mxm_new },
 	.pci = gf100_pci_new,
 	.pmu = gf100_pmu_new,
 	.therm = gt215_therm_new,
@@ -1499,7 +1499,7 @@ nvc8_chipset = {
 	.ltc      = { 0x00000001, gf100_ltc_new },
 	.mc       = { 0x00000001, gf100_mc_new },
 	.mmu      = { 0x00000001, gf100_mmu_new },
-	.mxm = nv50_mxm_new,
+	.mxm      = { 0x00000001, nv50_mxm_new },
 	.pci = gf100_pci_new,
 	.pmu = gf100_pmu_new,
 	.therm = gt215_therm_new,
@@ -1536,7 +1536,7 @@ nvce_chipset = {
 	.ltc      = { 0x00000001, gf100_ltc_new },
 	.mc       = { 0x00000001, gf100_mc_new },
 	.mmu      = { 0x00000001, gf100_mmu_new },
-	.mxm = nv50_mxm_new,
+	.mxm      = { 0x00000001, nv50_mxm_new },
 	.pci = gf100_pci_new,
 	.pmu = gf100_pmu_new,
 	.therm = gt215_therm_new,
@@ -1573,7 +1573,7 @@ nvcf_chipset = {
 	.ltc      = { 0x00000001, gf100_ltc_new },
 	.mc       = { 0x00000001, gf100_mc_new },
 	.mmu      = { 0x00000001, gf100_mmu_new },
-	.mxm = nv50_mxm_new,
+	.mxm      = { 0x00000001, nv50_mxm_new },
 	.pci = gf106_pci_new,
 	.pmu = gf100_pmu_new,
 	.therm = gt215_therm_new,
@@ -1609,7 +1609,7 @@ nvd7_chipset = {
 	.ltc      = { 0x00000001, gf100_ltc_new },
 	.mc       = { 0x00000001, gf100_mc_new },
 	.mmu      = { 0x00000001, gf100_mmu_new },
-	.mxm = nv50_mxm_new,
+	.mxm      = { 0x00000001, nv50_mxm_new },
 	.pci = gf106_pci_new,
 	.therm = gf119_therm_new,
 	.timer = nv41_timer_new,
@@ -1644,7 +1644,7 @@ nvd9_chipset = {
 	.ltc      = { 0x00000001, gf100_ltc_new },
 	.mc       = { 0x00000001, gf100_mc_new },
 	.mmu      = { 0x00000001, gf100_mmu_new },
-	.mxm = nv50_mxm_new,
+	.mxm      = { 0x00000001, nv50_mxm_new },
 	.pci = gf106_pci_new,
 	.pmu = gf119_pmu_new,
 	.therm = gf119_therm_new,
@@ -1680,7 +1680,7 @@ nve4_chipset = {
 	.ltc      = { 0x00000001, gk104_ltc_new },
 	.mc       = { 0x00000001, gk104_mc_new },
 	.mmu      = { 0x00000001, gk104_mmu_new },
-	.mxm = nv50_mxm_new,
+	.mxm      = { 0x00000001, nv50_mxm_new },
 	.pci = gk104_pci_new,
 	.pmu = gk104_pmu_new,
 	.therm = gk104_therm_new,
@@ -1719,7 +1719,7 @@ nve6_chipset = {
 	.ltc      = { 0x00000001, gk104_ltc_new },
 	.mc       = { 0x00000001, gk104_mc_new },
 	.mmu      = { 0x00000001, gk104_mmu_new },
-	.mxm = nv50_mxm_new,
+	.mxm      = { 0x00000001, nv50_mxm_new },
 	.pci = gk104_pci_new,
 	.pmu = gk104_pmu_new,
 	.therm = gk104_therm_new,
@@ -1758,7 +1758,7 @@ nve7_chipset = {
 	.ltc      = { 0x00000001, gk104_ltc_new },
 	.mc       = { 0x00000001, gk104_mc_new },
 	.mmu      = { 0x00000001, gk104_mmu_new },
-	.mxm = nv50_mxm_new,
+	.mxm      = { 0x00000001, nv50_mxm_new },
 	.pci = gk104_pci_new,
 	.pmu = gk104_pmu_new,
 	.therm = gk104_therm_new,
@@ -1822,7 +1822,7 @@ nvf0_chipset = {
 	.ltc      = { 0x00000001, gk104_ltc_new },
 	.mc       = { 0x00000001, gk104_mc_new },
 	.mmu      = { 0x00000001, gk104_mmu_new },
-	.mxm = nv50_mxm_new,
+	.mxm      = { 0x00000001, nv50_mxm_new },
 	.pci = gk104_pci_new,
 	.pmu = gk110_pmu_new,
 	.therm = gk104_therm_new,
@@ -1860,7 +1860,7 @@ nvf1_chipset = {
 	.ltc      = { 0x00000001, gk104_ltc_new },
 	.mc       = { 0x00000001, gk104_mc_new },
 	.mmu      = { 0x00000001, gk104_mmu_new },
-	.mxm = nv50_mxm_new,
+	.mxm      = { 0x00000001, nv50_mxm_new },
 	.pci = gk104_pci_new,
 	.pmu = gk110_pmu_new,
 	.therm = gk104_therm_new,
@@ -1898,7 +1898,7 @@ nv106_chipset = {
 	.ltc      = { 0x00000001, gk104_ltc_new },
 	.mc       = { 0x00000001, gk20a_mc_new },
 	.mmu      = { 0x00000001, gk104_mmu_new },
-	.mxm = nv50_mxm_new,
+	.mxm      = { 0x00000001, nv50_mxm_new },
 	.pci = gk104_pci_new,
 	.pmu = gk208_pmu_new,
 	.therm = gk104_therm_new,
@@ -1936,7 +1936,7 @@ nv108_chipset = {
 	.ltc      = { 0x00000001, gk104_ltc_new },
 	.mc       = { 0x00000001, gk20a_mc_new },
 	.mmu      = { 0x00000001, gk104_mmu_new },
-	.mxm = nv50_mxm_new,
+	.mxm      = { 0x00000001, nv50_mxm_new },
 	.pci = gk104_pci_new,
 	.pmu = gk208_pmu_new,
 	.therm = gk104_therm_new,
@@ -1974,7 +1974,7 @@ nv117_chipset = {
 	.ltc      = { 0x00000001, gm107_ltc_new },
 	.mc       = { 0x00000001, gk20a_mc_new },
 	.mmu      = { 0x00000001, gk104_mmu_new },
-	.mxm = nv50_mxm_new,
+	.mxm      = { 0x00000001, nv50_mxm_new },
 	.pci = gk104_pci_new,
 	.pmu = gm107_pmu_new,
 	.therm = gm107_therm_new,
@@ -2010,7 +2010,7 @@ nv118_chipset = {
 	.ltc      = { 0x00000001, gm107_ltc_new },
 	.mc       = { 0x00000001, gk20a_mc_new },
 	.mmu      = { 0x00000001, gk104_mmu_new },
-	.mxm = nv50_mxm_new,
+	.mxm      = { 0x00000001, nv50_mxm_new },
 	.pci = gk104_pci_new,
 	.pmu = gm107_pmu_new,
 	.therm = gm107_therm_new,
@@ -2044,7 +2044,7 @@ nv120_chipset = {
 	.ltc      = { 0x00000001, gm200_ltc_new },
 	.mc       = { 0x00000001, gk20a_mc_new },
 	.mmu      = { 0x00000001, gm200_mmu_new },
-	.mxm = nv50_mxm_new,
+	.mxm      = { 0x00000001, nv50_mxm_new },
 	.pci = gk104_pci_new,
 	.pmu = gm200_pmu_new,
 	.therm = gm200_therm_new,
@@ -2082,7 +2082,7 @@ nv124_chipset = {
 	.ltc      = { 0x00000001, gm200_ltc_new },
 	.mc       = { 0x00000001, gk20a_mc_new },
 	.mmu      = { 0x00000001, gm200_mmu_new },
-	.mxm = nv50_mxm_new,
+	.mxm      = { 0x00000001, nv50_mxm_new },
 	.pci = gk104_pci_new,
 	.pmu = gm200_pmu_new,
 	.therm = gm200_therm_new,
@@ -2120,7 +2120,7 @@ nv126_chipset = {
 	.ltc      = { 0x00000001, gm200_ltc_new },
 	.mc       = { 0x00000001, gk20a_mc_new },
 	.mmu      = { 0x00000001, gm200_mmu_new },
-	.mxm = nv50_mxm_new,
+	.mxm      = { 0x00000001, nv50_mxm_new },
 	.pci = gk104_pci_new,
 	.pmu = gm200_pmu_new,
 	.therm = gm200_therm_new,
@@ -3248,7 +3248,6 @@ nvkm_device_ctor(const struct nvkm_device_func *func,
 #include <core/layout.h>
 #undef NVKM_LAYOUT_INST
 #undef NVKM_LAYOUT_ONCE
-		_(NVKM_SUBDEV_MXM     ,      mxm);
 		_(NVKM_SUBDEV_PCI     ,      pci);
 		_(NVKM_SUBDEV_PMU     ,      pmu);
 		_(NVKM_SUBDEV_THERM   ,    therm);
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mxm/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mxm/base.c
index f44682d62f75..c1acfe642da3 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/mxm/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mxm/base.c
@@ -230,7 +230,8 @@ nvkm_mxm = {
 };
 
 int
-nvkm_mxm_new_(struct nvkm_device *device, int index, struct nvkm_mxm **pmxm)
+nvkm_mxm_new_(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
+	      struct nvkm_mxm **pmxm)
 {
 	struct nvkm_bios *bios = device->bios;
 	struct nvkm_mxm *mxm;
@@ -240,7 +241,7 @@ nvkm_mxm_new_(struct nvkm_device *device, int index, struct nvkm_mxm **pmxm)
 	if (!(mxm = *pmxm = kzalloc(sizeof(*mxm), GFP_KERNEL)))
 		return -ENOMEM;
 
-	nvkm_subdev_ctor(&nvkm_mxm, device, index, &mxm->subdev);
+	nvkm_subdev_ctor(&nvkm_mxm, device, type, inst, &mxm->subdev);
 
 	data = mxm_table(bios, &ver, &len);
 	if (!data || !(ver = nvbios_rd08(bios, data))) {
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mxm/nv50.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mxm/nv50.c
index 70e2c414bb7b..f3167904dcb0 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/mxm/nv50.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mxm/nv50.c
@@ -201,12 +201,13 @@ mxm_dcb_sanitise(struct nvkm_mxm *mxm)
 }
 
 int
-nv50_mxm_new(struct nvkm_device *device, int index, struct nvkm_subdev **pmxm)
+nv50_mxm_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
+	     struct nvkm_subdev **pmxm)
 {
 	struct nvkm_mxm *mxm;
 	int ret;
 
-	ret = nvkm_mxm_new_(device, index, &mxm);
+	ret = nvkm_mxm_new_(device, type, inst, &mxm);
 	if (mxm)
 		*pmxm = &mxm->subdev;
 	if (ret)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mxm/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/mxm/priv.h
index fc8f69e6fc64..fcacb6c6a7f7 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/mxm/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mxm/priv.h
@@ -12,5 +12,5 @@ struct nvkm_mxm {
 	u8 *mxms;
 };
 
-int nvkm_mxm_new_(struct nvkm_device *, int index, struct nvkm_mxm **);
+int nvkm_mxm_new_(struct nvkm_device *, enum nvkm_subdev_type, int, struct nvkm_mxm **);
 #endif