drm/nouveau/devinit: switch to device pri macros

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

12 files changed, 185 insertions, 175 deletions

diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/g84.c b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/g84.c
index 69f28feda861..d70e1dd654e0 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/g84.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/g84.c
@@ -27,11 +27,11 @@
 #include <subdev/bios/init.h>
 
 static u64
-g84_devinit_disable(struct nvkm_devinit *devinit)
+g84_devinit_disable(struct nvkm_devinit *init)
 {
-	struct nv50_devinit *init = (void *)devinit;
-	u32 r001540 = nv_rd32(init, 0x001540);
-	u32 r00154c = nv_rd32(init, 0x00154c);
+	struct nvkm_device *device = init->subdev.device;
+	u32 r001540 = nvkm_rd32(device, 0x001540);
+	u32 r00154c = nvkm_rd32(device, 0x00154c);
 	u64 disable = 0ULL;
 
 	if (!(r001540 & 0x40000000)) {
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/g98.c b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/g98.c
index 06a269c0ac05..6af12fd868d9 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/g98.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/g98.c
@@ -27,11 +27,11 @@
 #include <subdev/bios/init.h>
 
 static u64
-g98_devinit_disable(struct nvkm_devinit *devinit)
+g98_devinit_disable(struct nvkm_devinit *init)
 {
-	struct nv50_devinit *init = (void *)devinit;
-	u32 r001540 = nv_rd32(init, 0x001540);
-	u32 r00154c = nv_rd32(init, 0x00154c);
+	struct nvkm_device *device = init->subdev.device;
+	u32 r001540 = nvkm_rd32(device, 0x001540);
+	u32 r00154c = nvkm_rd32(device, 0x00154c);
 	u64 disable = 0ULL;
 
 	if (!(r001540 & 0x40000000)) {
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gf100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gf100.c
index b6eb2540fcbd..438a58e8be5b 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gf100.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gf100.c
@@ -29,19 +29,19 @@
 #include <subdev/clk/pll.h>
 
 int
-gf100_devinit_pll_set(struct nvkm_devinit *devinit, u32 type, u32 freq)
+gf100_devinit_pll_set(struct nvkm_devinit *init, u32 type, u32 freq)
 {
-	struct nv50_devinit *init = (void *)devinit;
-	struct nvkm_bios *bios = nvkm_bios(init);
+	struct nvkm_subdev *subdev = &init->subdev;
+	struct nvkm_device *device = subdev->device;
 	struct nvbios_pll info;
 	int N, fN, M, P;
 	int ret;
 
-	ret = nvbios_pll_parse(bios, type, &info);
+	ret = nvbios_pll_parse(device->bios, type, &info);
 	if (ret)
 		return ret;
 
-	ret = gt215_pll_calc(nv_subdev(devinit), &info, freq, &N, &fN, &M, &P);
+	ret = gt215_pll_calc(subdev, &info, freq, &N, &fN, &M, &P);
 	if (ret < 0)
 		return ret;
 
@@ -50,9 +50,9 @@ gf100_devinit_pll_set(struct nvkm_devinit *devinit, u32 type, u32 freq)
 	case PLL_VPLL1:
 	case PLL_VPLL2:
 	case PLL_VPLL3:
-		nv_mask(init, info.reg + 0x0c, 0x00000000, 0x00000100);
-		nv_wr32(init, info.reg + 0x04, (P << 16) | (N << 8) | M);
-		nv_wr32(init, info.reg + 0x10, fN << 16);
+		nvkm_mask(device, info.reg + 0x0c, 0x00000000, 0x00000100);
+		nvkm_wr32(device, info.reg + 0x04, (P << 16) | (N << 8) | M);
+		nvkm_wr32(device, info.reg + 0x10, fN << 16);
 		break;
 	default:
 		nv_warn(init, "0x%08x/%dKhz unimplemented\n", type, freq);
@@ -64,10 +64,10 @@ gf100_devinit_pll_set(struct nvkm_devinit *devinit, u32 type, u32 freq)
 }
 
 static u64
-gf100_devinit_disable(struct nvkm_devinit *devinit)
+gf100_devinit_disable(struct nvkm_devinit *init)
 {
-	struct nv50_devinit *init = (void *)devinit;
-	u32 r022500 = nv_rd32(init, 0x022500);
+	struct nvkm_device *device = init->subdev.device;
+	u32 r022500 = nvkm_rd32(device, 0x022500);
 	u64 disable = 0ULL;
 
 	if (r022500 & 0x00000001)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gm107.c b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gm107.c
index 16150177f6c6..6c82c4afe011 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gm107.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gm107.c
@@ -27,11 +27,11 @@
 #include <subdev/bios/init.h>
 
 u64
-gm107_devinit_disable(struct nvkm_devinit *devinit)
+gm107_devinit_disable(struct nvkm_devinit *init)
 {
-	struct nv50_devinit *init = (void *)devinit;
-	u32 r021c00 = nv_rd32(init, 0x021c00);
-	u32 r021c04 = nv_rd32(init, 0x021c04);
+	struct nvkm_device *device = init->subdev.device;
+	u32 r021c00 = nvkm_rd32(device, 0x021c00);
+	u32 r021c04 = nvkm_rd32(device, 0x021c04);
 	u64 disable = 0ULL;
 
 	if (r021c00 & 0x00000001)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gm204.c b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gm204.c
index 3c513be9817f..cc3263889084 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gm204.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gm204.c
@@ -30,18 +30,19 @@
 static void
 pmu_code(struct nv50_devinit *init, u32 pmu, u32 img, u32 len, bool sec)
 {
-	struct nvkm_bios *bios = nvkm_bios(init);
+	struct nvkm_device *device = init->base.subdev.device;
+	struct nvkm_bios *bios = device->bios;
 	int i;
 
-	nv_wr32(init, 0x10a180, 0x01000000 | (sec ? 0x10000000 : 0) | pmu);
+	nvkm_wr32(device, 0x10a180, 0x01000000 | (sec ? 0x10000000 : 0) | pmu);
 	for (i = 0; i < len; i += 4) {
 		if ((i & 0xff) == 0)
-			nv_wr32(init, 0x10a188, (pmu + i) >> 8);
-		nv_wr32(init, 0x10a184, nv_ro32(bios, img + i));
+			nvkm_wr32(device, 0x10a188, (pmu + i) >> 8);
+		nvkm_wr32(device, 0x10a184, nv_ro32(bios, img + i));
 	}
 
 	while (i & 0xff) {
-		nv_wr32(init, 0x10a184, 0x00000000);
+		nvkm_wr32(device, 0x10a184, 0x00000000);
 		i += 4;
 	}
 }
@@ -49,28 +50,31 @@ pmu_code(struct nv50_devinit *init, u32 pmu, u32 img, u32 len, bool sec)
 static void
 pmu_data(struct nv50_devinit *init, u32 pmu, u32 img, u32 len)
 {
-	struct nvkm_bios *bios = nvkm_bios(init);
+	struct nvkm_device *device = init->base.subdev.device;
+	struct nvkm_bios *bios = device->bios;
 	int i;
 
-	nv_wr32(init, 0x10a1c0, 0x01000000 | pmu);
+	nvkm_wr32(device, 0x10a1c0, 0x01000000 | pmu);
 	for (i = 0; i < len; i += 4)
-		nv_wr32(init, 0x10a1c4, nv_ro32(bios, img + i));
+		nvkm_wr32(device, 0x10a1c4, nv_ro32(bios, img + i));
 }
 
 static u32
 pmu_args(struct nv50_devinit *init, u32 argp, u32 argi)
 {
-	nv_wr32(init, 0x10a1c0, argp);
-	nv_wr32(init, 0x10a1c0, nv_rd32(init, 0x10a1c4) + argi);
-	return nv_rd32(init, 0x10a1c4);
+	struct nvkm_device *device = init->base.subdev.device;
+	nvkm_wr32(device, 0x10a1c0, argp);
+	nvkm_wr32(device, 0x10a1c0, nvkm_rd32(device, 0x10a1c4) + argi);
+	return nvkm_rd32(device, 0x10a1c4);
 }
 
 static void
 pmu_exec(struct nv50_devinit *init, u32 init_addr)
 {
-	nv_wr32(init, 0x10a104, init_addr);
-	nv_wr32(init, 0x10a10c, 0x00000000);
-	nv_wr32(init, 0x10a100, 0x00000002);
+	struct nvkm_device *device = init->base.subdev.device;
+	nvkm_wr32(device, 0x10a104, init_addr);
+	nvkm_wr32(device, 0x10a10c, 0x00000000);
+	nvkm_wr32(device, 0x10a100, 0x00000002);
 }
 
 static int
@@ -105,7 +109,8 @@ static int
 gm204_devinit_post(struct nvkm_subdev *subdev, bool post)
 {
 	struct nv50_devinit *init = (void *)nvkm_devinit(subdev);
-	struct nvkm_bios *bios = nvkm_bios(init);
+	struct nvkm_device *device = init->base.subdev.device;
+	struct nvkm_bios *bios = device->bios;
 	struct bit_entry bit_I;
 	u32 exec, args;
 	int ret;
@@ -118,10 +123,10 @@ gm204_devinit_post(struct nvkm_subdev *subdev, bool post)
 
 	/* reset PMU and load init table parser ucode */
 	if (post) {
-		nv_mask(init, 0x000200, 0x00002000, 0x00000000);
-		nv_mask(init, 0x000200, 0x00002000, 0x00002000);
-		nv_rd32(init, 0x000200);
-		while (nv_rd32(init, 0x10a10c) & 0x00000006) {
+		nvkm_mask(device, 0x000200, 0x00002000, 0x00000000);
+		nvkm_mask(device, 0x000200, 0x00002000, 0x00002000);
+		nvkm_rd32(device, 0x000200);
+		while (nvkm_rd32(device, 0x10a10c) & 0x00000006) {
 		}
 	}
 
@@ -147,9 +152,9 @@ gm204_devinit_post(struct nvkm_subdev *subdev, bool post)
 
 	/* execute init tables */
 	if (post) {
-		nv_wr32(init, 0x10a040, 0x00005000);
+		nvkm_wr32(device, 0x10a040, 0x00005000);
 		pmu_exec(init, exec);
-		while (!(nv_rd32(init, 0x10a040) & 0x00002000)) {
+		while (!(nvkm_rd32(device, 0x10a040) & 0x00002000)) {
 		}
 	}
 
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gt215.c b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gt215.c
index ffe3828c23c8..052fe7e1f25b 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gt215.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gt215.c
@@ -29,29 +29,29 @@
 #include <subdev/clk/pll.h>
 
 int
-gt215_devinit_pll_set(struct nvkm_devinit *devinit, u32 type, u32 freq)
+gt215_devinit_pll_set(struct nvkm_devinit *init, u32 type, u32 freq)
 {
-	struct nv50_devinit *init = (void *)devinit;
-	struct nvkm_bios *bios = nvkm_bios(init);
+	struct nvkm_subdev *subdev = &init->subdev;
+	struct nvkm_device *device = subdev->device;
 	struct nvbios_pll info;
 	int N, fN, M, P;
 	int ret;
 
-	ret = nvbios_pll_parse(bios, type, &info);
+	ret = nvbios_pll_parse(device->bios, type, &info);
 	if (ret)
 		return ret;
 
-	ret = gt215_pll_calc(nv_subdev(devinit), &info, freq, &N, &fN, &M, &P);
+	ret = gt215_pll_calc(subdev, &info, freq, &N, &fN, &M, &P);
 	if (ret < 0)
 		return ret;
 
 	switch (info.type) {
 	case PLL_VPLL0:
 	case PLL_VPLL1:
-		nv_wr32(init, info.reg + 0, 0x50000610);
-		nv_mask(init, info.reg + 4, 0x003fffff,
-					    (P << 16) | (M << 8) | N);
-		nv_wr32(init, info.reg + 8, fN);
+		nvkm_wr32(device, info.reg + 0, 0x50000610);
+		nvkm_mask(device, info.reg + 4, 0x003fffff,
+						(P << 16) | (M << 8) | N);
+		nvkm_wr32(device, info.reg + 8, fN);
 		break;
 	default:
 		nv_warn(init, "0x%08x/%dKhz unimplemented\n", type, freq);
@@ -63,11 +63,11 @@ gt215_devinit_pll_set(struct nvkm_devinit *devinit, u32 type, u32 freq)
 }
 
 static u64
-gt215_devinit_disable(struct nvkm_devinit *devinit)
+gt215_devinit_disable(struct nvkm_devinit *init)
 {
-	struct nv50_devinit *init = (void *)devinit;
-	u32 r001540 = nv_rd32(init, 0x001540);
-	u32 r00154c = nv_rd32(init, 0x00154c);
+	struct nvkm_device *device = init->subdev.device;
+	u32 r001540 = nvkm_rd32(device, 0x001540);
+	u32 r00154c = nvkm_rd32(device, 0x00154c);
 	u64 disable = 0ULL;
 
 	if (!(r001540 & 0x40000000)) {
@@ -99,9 +99,10 @@ gt215_devinit_mmio_part[] = {
 };
 
 static u32
-gt215_devinit_mmio(struct nvkm_devinit *devinit, u32 addr)
+gt215_devinit_mmio(struct nvkm_devinit *obj, u32 addr)
 {
-	struct nv50_devinit *init = (void *)devinit;
+	struct nv50_devinit *init = container_of(obj, typeof(*init), base);
+	struct nvkm_device *device = init->base.subdev.device;
 	u32 *mmio = gt215_devinit_mmio_part;
 
 	/* the init tables on some boards have INIT_RAM_RESTRICT_ZM_REG_GROUP
@@ -123,7 +124,7 @@ gt215_devinit_mmio(struct nvkm_devinit *devinit, u32 addr)
 		if (addr >= mmio[0] && addr <= mmio[1]) {
 			u32 part = (addr / mmio[2]) & 7;
 			if (!init->r001540)
-				init->r001540 = nv_rd32(init, 0x001540);
+				init->r001540 = nvkm_rd32(device, 0x001540);
 			if (part >= hweight8((init->r001540 >> 16) & 0xff))
 				return ~0;
 			return addr;
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/mcp89.c b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/mcp89.c
index 27085758b67b..e342b5c8dc2a 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/mcp89.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/mcp89.c
@@ -27,11 +27,11 @@
 #include <subdev/bios/init.h>
 
 static u64
-mcp89_devinit_disable(struct nvkm_devinit *devinit)
+mcp89_devinit_disable(struct nvkm_devinit *init)
 {
-	struct nv50_devinit *init = (void *)devinit;
-	u32 r001540 = nv_rd32(init, 0x001540);
-	u32 r00154c = nv_rd32(init, 0x00154c);
+	struct nvkm_device *device = init->subdev.device;
+	u32 r001540 = nvkm_rd32(device, 0x001540);
+	u32 r00154c = nvkm_rd32(device, 0x00154c);
 	u64 disable = 0;
 
 	if (!(r001540 & 0x40000000)) {
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv04.c b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv04.c
index 28cb38160ce1..8e2992038f9f 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv04.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv04.c
@@ -33,15 +33,15 @@
 #include <subdev/vga.h>
 
 static void
-nv04_devinit_meminit(struct nvkm_devinit *devinit)
+nv04_devinit_meminit(struct nvkm_devinit *init)
 {
-	struct nv04_devinit *init = (void *)devinit;
+	struct nvkm_device *device = init->subdev.device;
 	u32 patt = 0xdeadbeef;
 	struct io_mapping *fb;
 	int i;
 
 	/* Map the framebuffer aperture */
-	fb = fbmem_init(nv_device(init));
+	fb = fbmem_init(device);
 	if (!fb) {
 		nv_error(init, "failed to map fb\n");
 		return;
@@ -49,9 +49,9 @@ nv04_devinit_meminit(struct nvkm_devinit *devinit)
 
 	/* Sequencer and refresh off */
 	nv_wrvgas(init, 0, 1, nv_rdvgas(init, 0, 1) | 0x20);
-	nv_mask(init, NV04_PFB_DEBUG_0, 0, NV04_PFB_DEBUG_0_REFRESH_OFF);
+	nvkm_mask(device, NV04_PFB_DEBUG_0, 0, NV04_PFB_DEBUG_0_REFRESH_OFF);
 
-	nv_mask(init, NV04_PFB_BOOT_0, ~0,
+	nvkm_mask(device, NV04_PFB_BOOT_0, ~0,
 		      NV04_PFB_BOOT_0_RAM_AMOUNT_16MB |
 		      NV04_PFB_BOOT_0_RAM_WIDTH_128 |
 		      NV04_PFB_BOOT_0_RAM_TYPE_SGRAM_16MBIT);
@@ -62,48 +62,48 @@ nv04_devinit_meminit(struct nvkm_devinit *devinit)
 	fbmem_poke(fb, 0x400000, patt + 1);
 
 	if (fbmem_peek(fb, 0) == patt + 1) {
-		nv_mask(init, NV04_PFB_BOOT_0,
+		nvkm_mask(device, NV04_PFB_BOOT_0,
 			      NV04_PFB_BOOT_0_RAM_TYPE,
 			      NV04_PFB_BOOT_0_RAM_TYPE_SDRAM_16MBIT);
-		nv_mask(init, NV04_PFB_DEBUG_0,
+		nvkm_mask(device, NV04_PFB_DEBUG_0,
 			      NV04_PFB_DEBUG_0_REFRESH_OFF, 0);
 
 		for (i = 0; i < 4; i++)
 			fbmem_poke(fb, 4 * i, patt);
 
 		if ((fbmem_peek(fb, 0xc) & 0xffff) != (patt & 0xffff))
-			nv_mask(init, NV04_PFB_BOOT_0,
+			nvkm_mask(device, NV04_PFB_BOOT_0,
 				      NV04_PFB_BOOT_0_RAM_WIDTH_128 |
 				      NV04_PFB_BOOT_0_RAM_AMOUNT,
 				      NV04_PFB_BOOT_0_RAM_AMOUNT_8MB);
 	} else
 	if ((fbmem_peek(fb, 0xc) & 0xffff0000) != (patt & 0xffff0000)) {
-		nv_mask(init, NV04_PFB_BOOT_0,
+		nvkm_mask(device, NV04_PFB_BOOT_0,
 			      NV04_PFB_BOOT_0_RAM_WIDTH_128 |
 			      NV04_PFB_BOOT_0_RAM_AMOUNT,
 			      NV04_PFB_BOOT_0_RAM_AMOUNT_4MB);
 	} else
 	if (fbmem_peek(fb, 0) != patt) {
 		if (fbmem_readback(fb, 0x800000, patt))
-			nv_mask(init, NV04_PFB_BOOT_0,
+			nvkm_mask(device, NV04_PFB_BOOT_0,
 				      NV04_PFB_BOOT_0_RAM_AMOUNT,
 				      NV04_PFB_BOOT_0_RAM_AMOUNT_8MB);
 		else
-			nv_mask(init, NV04_PFB_BOOT_0,
+			nvkm_mask(device, NV04_PFB_BOOT_0,
 				      NV04_PFB_BOOT_0_RAM_AMOUNT,
 				      NV04_PFB_BOOT_0_RAM_AMOUNT_4MB);
 
-		nv_mask(init, NV04_PFB_BOOT_0, NV04_PFB_BOOT_0_RAM_TYPE,
+		nvkm_mask(device, NV04_PFB_BOOT_0, NV04_PFB_BOOT_0_RAM_TYPE,
 			      NV04_PFB_BOOT_0_RAM_TYPE_SGRAM_8MBIT);
 	} else
 	if (!fbmem_readback(fb, 0x800000, patt)) {
-		nv_mask(init, NV04_PFB_BOOT_0, NV04_PFB_BOOT_0_RAM_AMOUNT,
+		nvkm_mask(device, NV04_PFB_BOOT_0, NV04_PFB_BOOT_0_RAM_AMOUNT,
 			      NV04_PFB_BOOT_0_RAM_AMOUNT_8MB);
 
 	}
 
 	/* Refresh on, sequencer on */
-	nv_mask(init, NV04_PFB_DEBUG_0, NV04_PFB_DEBUG_0_REFRESH_OFF, 0);
+	nvkm_mask(device, NV04_PFB_DEBUG_0, NV04_PFB_DEBUG_0_REFRESH_OFF, 0);
 	nv_wrvgas(init, 0, 1, nv_rdvgas(init, 0, 1) & ~0x20);
 	fbmem_fini(fb);
 }
@@ -139,11 +139,12 @@ powerctrl_1_shift(int chip_version, int reg)
 }
 
 void
-setPLL_single(struct nvkm_devinit *devinit, u32 reg,
+setPLL_single(struct nvkm_devinit *init, u32 reg,
 	      struct nvkm_pll_vals *pv)
 {
-	int chip_version = nvkm_bios(devinit)->version.chip;
-	uint32_t oldpll = nv_rd32(devinit, reg);
+	struct nvkm_device *device = init->subdev.device;
+	int chip_version = device->bios->version.chip;
+	uint32_t oldpll = nvkm_rd32(device, reg);
 	int oldN = (oldpll >> 8) & 0xff, oldM = oldpll & 0xff;
 	uint32_t pll = (oldpll & 0xfff80000) | pv->log2P << 16 | pv->NM1;
 	uint32_t saved_powerctrl_1 = 0;
@@ -153,30 +154,30 @@ setPLL_single(struct nvkm_devinit *devinit, u32 reg,
 		return;	/* already set */
 
 	if (shift_powerctrl_1 >= 0) {
-		saved_powerctrl_1 = nv_rd32(devinit, 0x001584);
-		nv_wr32(devinit, 0x001584,
+		saved_powerctrl_1 = nvkm_rd32(device, 0x001584);
+		nvkm_wr32(device, 0x001584,
 			(saved_powerctrl_1 & ~(0xf << shift_powerctrl_1)) |
 			1 << shift_powerctrl_1);
 	}
 
 	if (oldM && pv->M1 && (oldN / oldM < pv->N1 / pv->M1))
 		/* upclock -- write new post divider first */
-		nv_wr32(devinit, reg, pv->log2P << 16 | (oldpll & 0xffff));
+		nvkm_wr32(device, reg, pv->log2P << 16 | (oldpll & 0xffff));
 	else
 		/* downclock -- write new NM first */
-		nv_wr32(devinit, reg, (oldpll & 0xffff0000) | pv->NM1);
+		nvkm_wr32(device, reg, (oldpll & 0xffff0000) | pv->NM1);
 
 	if ((chip_version < 0x17 || chip_version == 0x1a) &&
 	    chip_version != 0x11)
 		/* wait a bit on older chips */
 		msleep(64);
-	nv_rd32(devinit, reg);
+	nvkm_rd32(device, reg);
 
 	/* then write the other half as well */
-	nv_wr32(devinit, reg, pll);
+	nvkm_wr32(device, reg, pll);
 
 	if (shift_powerctrl_1 >= 0)
-		nv_wr32(devinit, 0x001584, saved_powerctrl_1);
+		nvkm_wr32(device, 0x001584, saved_powerctrl_1);
 }
 
 static uint32_t
@@ -193,14 +194,15 @@ new_ramdac580(uint32_t reg1, bool ss, uint32_t ramdac580)
 }
 
 void
-setPLL_double_highregs(struct nvkm_devinit *devinit, u32 reg1,
+setPLL_double_highregs(struct nvkm_devinit *init, u32 reg1,
 		       struct nvkm_pll_vals *pv)
 {
-	int chip_version = nvkm_bios(devinit)->version.chip;
+	struct nvkm_device *device = init->subdev.device;
+	int chip_version = device->bios->version.chip;
 	bool nv3035 = chip_version == 0x30 || chip_version == 0x35;
 	uint32_t reg2 = reg1 + ((reg1 == 0x680520) ? 0x5c : 0x70);
-	uint32_t oldpll1 = nv_rd32(devinit, reg1);
-	uint32_t oldpll2 = !nv3035 ? nv_rd32(devinit, reg2) : 0;
+	uint32_t oldpll1 = nvkm_rd32(device, reg1);
+	uint32_t oldpll2 = !nv3035 ? nvkm_rd32(device, reg2) : 0;
 	uint32_t pll1 = (oldpll1 & 0xfff80000) | pv->log2P << 16 | pv->NM1;
 	uint32_t pll2 = (oldpll2 & 0x7fff0000) | 1 << 31 | pv->NM2;
 	uint32_t oldramdac580 = 0, ramdac580 = 0;
@@ -215,7 +217,7 @@ setPLL_double_highregs(struct nvkm_devinit *devinit, u32 reg1,
 		pll2 = 0;
 	}
 	if (chip_version > 0x40 && reg1 >= 0x680508) { /* !nv40 */
-		oldramdac580 = nv_rd32(devinit, 0x680580);
+		oldramdac580 = nvkm_rd32(device, 0x680580);
 		ramdac580 = new_ramdac580(reg1, single_stage, oldramdac580);
 		if (oldramdac580 != ramdac580)
 			oldpll1 = ~0;	/* force mismatch */
@@ -231,8 +233,8 @@ setPLL_double_highregs(struct nvkm_devinit *devinit, u32 reg1,
 		return;	/* already set */
 
 	if (shift_powerctrl_1 >= 0) {
-		saved_powerctrl_1 = nv_rd32(devinit, 0x001584);
-		nv_wr32(devinit, 0x001584,
+		saved_powerctrl_1 = nvkm_rd32(device, 0x001584);
+		nvkm_wr32(device, 0x001584,
 			(saved_powerctrl_1 & ~(0xf << shift_powerctrl_1)) |
 			1 << shift_powerctrl_1);
 	}
@@ -251,26 +253,26 @@ setPLL_double_highregs(struct nvkm_devinit *devinit, u32 reg1,
 			shift_c040 += 2;
 		}
 
-		savedc040 = nv_rd32(devinit, 0xc040);
+		savedc040 = nvkm_rd32(device, 0xc040);
 		if (shift_c040 != 14)
-			nv_wr32(devinit, 0xc040, savedc040 & ~(3 << shift_c040));
+			nvkm_wr32(device, 0xc040, savedc040 & ~(3 << shift_c040));
 	}
 
 	if (oldramdac580 != ramdac580)
-		nv_wr32(devinit, 0x680580, ramdac580);
+		nvkm_wr32(device, 0x680580, ramdac580);
 
 	if (!nv3035)
-		nv_wr32(devinit, reg2, pll2);
-	nv_wr32(devinit, reg1, pll1);
+		nvkm_wr32(device, reg2, pll2);
+	nvkm_wr32(device, reg1, pll1);
 
 	if (shift_powerctrl_1 >= 0)
-		nv_wr32(devinit, 0x001584, saved_powerctrl_1);
+		nvkm_wr32(device, 0x001584, saved_powerctrl_1);
 	if (chip_version >= 0x40)
-		nv_wr32(devinit, 0xc040, savedc040);
+		nvkm_wr32(device, 0xc040, savedc040);
 }
 
 void
-setPLL_double_lowregs(struct nvkm_devinit *devinit, u32 NMNMreg,
+setPLL_double_lowregs(struct nvkm_devinit *init, u32 NMNMreg,
 		      struct nvkm_pll_vals *pv)
 {
 	/* When setting PLLs, there is a merry game of disabling and enabling
@@ -280,10 +282,10 @@ setPLL_double_lowregs(struct nvkm_devinit *devinit, u32 NMNMreg,
 	 * combined herein. Without luck it deviates from each card's formula
 	 * so as to not work on any :)
 	 */
-
+	struct nvkm_device *device = init->subdev.device;
 	uint32_t Preg = NMNMreg - 4;
 	bool mpll = Preg == 0x4020;
-	uint32_t oldPval = nv_rd32(devinit, Preg);
+	uint32_t oldPval = nvkm_rd32(device, Preg);
 	uint32_t NMNM = pv->NM2 << 16 | pv->NM1;
 	uint32_t Pval = (oldPval & (mpll ? ~(0x77 << 16) : ~(7 << 16))) |
 			0xc << 28 | pv->log2P << 16;
@@ -292,7 +294,7 @@ setPLL_double_lowregs(struct nvkm_devinit *devinit, u32 NMNMreg,
 	uint32_t maskc040 = ~(3 << 14), savedc040;
 	bool single_stage = !pv->NM2 || pv->N2 == pv->M2;
 
-	if (nv_rd32(devinit, NMNMreg) == NMNM && (oldPval & 0xc0070000) == Pval)
+	if (nvkm_rd32(device, NMNMreg) == NMNM && (oldPval & 0xc0070000) == Pval)
 		return;
 
 	if (Preg == 0x4000)
@@ -304,7 +306,7 @@ setPLL_double_lowregs(struct nvkm_devinit *devinit, u32 NMNMreg,
 		struct nvbios_pll info;
 		uint8_t Pval2;
 
-		if (nvbios_pll_parse(nvkm_bios(devinit), Preg, &info))
+		if (nvbios_pll_parse(device->bios, Preg, &info))
 			return;
 
 		Pval2 = pv->log2P + info.bias_p;
@@ -312,40 +314,40 @@ setPLL_double_lowregs(struct nvkm_devinit *devinit, u32 NMNMreg,
 			Pval2 = info.max_p;
 		Pval |= 1 << 28 | Pval2 << 20;
 
-		saved4600 = nv_rd32(devinit, 0x4600);
-		nv_wr32(devinit, 0x4600, saved4600 | 8 << 28);
+		saved4600 = nvkm_rd32(device, 0x4600);
+		nvkm_wr32(device, 0x4600, saved4600 | 8 << 28);
 	}
 	if (single_stage)
 		Pval |= mpll ? 1 << 12 : 1 << 8;
 
-	nv_wr32(devinit, Preg, oldPval | 1 << 28);
-	nv_wr32(devinit, Preg, Pval & ~(4 << 28));
+	nvkm_wr32(device, Preg, oldPval | 1 << 28);
+	nvkm_wr32(device, Preg, Pval & ~(4 << 28));
 	if (mpll) {
 		Pval |= 8 << 20;
-		nv_wr32(devinit, 0x4020, Pval & ~(0xc << 28));
-		nv_wr32(devinit, 0x4038, Pval & ~(0xc << 28));
+		nvkm_wr32(device, 0x4020, Pval & ~(0xc << 28));
+		nvkm_wr32(device, 0x4038, Pval & ~(0xc << 28));
 	}
 
-	savedc040 = nv_rd32(devinit, 0xc040);
-	nv_wr32(devinit, 0xc040, savedc040 & maskc040);
+	savedc040 = nvkm_rd32(device, 0xc040);
+	nvkm_wr32(device, 0xc040, savedc040 & maskc040);
 
-	nv_wr32(devinit, NMNMreg, NMNM);
+	nvkm_wr32(device, NMNMreg, NMNM);
 	if (NMNMreg == 0x4024)
-		nv_wr32(devinit, 0x403c, NMNM);
+		nvkm_wr32(device, 0x403c, NMNM);
 
-	nv_wr32(devinit, Preg, Pval);
+	nvkm_wr32(device, Preg, Pval);
 	if (mpll) {
 		Pval &= ~(8 << 20);
-		nv_wr32(devinit, 0x4020, Pval);
-		nv_wr32(devinit, 0x4038, Pval);
-		nv_wr32(devinit, 0x4600, saved4600);
+		nvkm_wr32(device, 0x4020, Pval);
+		nvkm_wr32(device, 0x4038, Pval);
+		nvkm_wr32(device, 0x4600, saved4600);
 	}
 
-	nv_wr32(devinit, 0xc040, savedc040);
+	nvkm_wr32(device, 0xc040, savedc040);
 
 	if (mpll) {
-		nv_wr32(devinit, 0x4020, Pval & ~(1 << 28));
-		nv_wr32(devinit, 0x4038, Pval & ~(1 << 28));
+		nvkm_wr32(device, 0x4020, Pval & ~(1 << 28));
+		nvkm_wr32(device, 0x4038, Pval & ~(1 << 28));
 	}
 }
 
@@ -391,10 +393,11 @@ int
 nv04_devinit_fini(struct nvkm_object *object, bool suspend)
 {
 	struct nv04_devinit *init = (void *)object;
+	struct nvkm_device *device = init->base.subdev.device;
 	int ret;
 
 	/* make i2c busses accessible */
-	nv_mask(init, 0x000200, 0x00000001, 0x00000001);
+	nvkm_mask(device, 0x000200, 0x00000001, 0x00000001);
 
 	ret = nvkm_devinit_fini(&init->base, suspend);
 	if (ret)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv05.c b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv05.c
index 2659b9c37df4..3fb789b5050e 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv05.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv05.c
@@ -32,7 +32,7 @@
 #include <subdev/vga.h>
 
 static void
-nv05_devinit_meminit(struct nvkm_devinit *devinit)
+nv05_devinit_meminit(struct nvkm_devinit *init)
 {
 	static const u8 default_config_tab[][2] = {
 		{ 0x24, 0x00 },
@@ -44,8 +44,8 @@ nv05_devinit_meminit(struct nvkm_devinit *devinit)
 		{ 0x06, 0x00 },
 		{ 0x00, 0x00 }
 	};
-	struct nv04_devinit *init = (void *)devinit;
-	struct nvkm_bios *bios = nvkm_bios(init);
+	struct nvkm_device *device = init->subdev.device;
+	struct nvkm_bios *bios = device->bios;
 	struct io_mapping *fb;
 	u32 patt = 0xdeadbeef;
 	u16 data;
@@ -53,13 +53,13 @@ nv05_devinit_meminit(struct nvkm_devinit *devinit)
 	int i, v;
 
 	/* Map the framebuffer aperture */
-	fb = fbmem_init(nv_device(init));
+	fb = fbmem_init(device);
 	if (!fb) {
 		nv_error(init, "failed to map fb\n");
 		return;
 	}
 
-	strap = (nv_rd32(init, 0x101000) & 0x0000003c) >> 2;
+	strap = (nvkm_rd32(device, 0x101000) & 0x0000003c) >> 2;
 	if ((data = bmp_mem_init_table(bios))) {
 		ramcfg[0] = nv_ro08(bios, data + 2 * strap + 0);
 		ramcfg[1] = nv_ro08(bios, data + 2 * strap + 1);
@@ -71,52 +71,52 @@ nv05_devinit_meminit(struct nvkm_devinit *devinit)
 	/* Sequencer off */
 	nv_wrvgas(init, 0, 1, nv_rdvgas(init, 0, 1) | 0x20);
 
-	if (nv_rd32(init, NV04_PFB_BOOT_0) & NV04_PFB_BOOT_0_UMA_ENABLE)
+	if (nvkm_rd32(device, NV04_PFB_BOOT_0) & NV04_PFB_BOOT_0_UMA_ENABLE)
 		goto out;
 
-	nv_mask(init, NV04_PFB_DEBUG_0, NV04_PFB_DEBUG_0_REFRESH_OFF, 0);
+	nvkm_mask(device, NV04_PFB_DEBUG_0, NV04_PFB_DEBUG_0_REFRESH_OFF, 0);
 
 	/* If present load the hardcoded scrambling table */
 	if (data) {
 		for (i = 0, data += 0x10; i < 8; i++, data += 4) {
 			u32 scramble = nv_ro32(bios, data);
-			nv_wr32(init, NV04_PFB_SCRAMBLE(i), scramble);
+			nvkm_wr32(device, NV04_PFB_SCRAMBLE(i), scramble);
 		}
 	}
 
 	/* Set memory type/width/length defaults depending on the straps */
-	nv_mask(init, NV04_PFB_BOOT_0, 0x3f, ramcfg[0]);
+	nvkm_mask(device, NV04_PFB_BOOT_0, 0x3f, ramcfg[0]);
 
 	if (ramcfg[1] & 0x80)
-		nv_mask(init, NV04_PFB_CFG0, 0, NV04_PFB_CFG0_SCRAMBLE);
+		nvkm_mask(device, NV04_PFB_CFG0, 0, NV04_PFB_CFG0_SCRAMBLE);
 
-	nv_mask(init, NV04_PFB_CFG1, 0x700001, (ramcfg[1] & 1) << 20);
-	nv_mask(init, NV04_PFB_CFG1, 0, 1);
+	nvkm_mask(device, NV04_PFB_CFG1, 0x700001, (ramcfg[1] & 1) << 20);
+	nvkm_mask(device, NV04_PFB_CFG1, 0, 1);
 
 	/* Probe memory bus width */
 	for (i = 0; i < 4; i++)
 		fbmem_poke(fb, 4 * i, patt);
 
 	if (fbmem_peek(fb, 0xc) != patt)
-		nv_mask(init, NV04_PFB_BOOT_0,
+		nvkm_mask(device, NV04_PFB_BOOT_0,
 			  NV04_PFB_BOOT_0_RAM_WIDTH_128, 0);
 
 	/* Probe memory length */
-	v = nv_rd32(init, NV04_PFB_BOOT_0) & NV04_PFB_BOOT_0_RAM_AMOUNT;
+	v = nvkm_rd32(device, NV04_PFB_BOOT_0) & NV04_PFB_BOOT_0_RAM_AMOUNT;
 
 	if (v == NV04_PFB_BOOT_0_RAM_AMOUNT_32MB &&
 	    (!fbmem_readback(fb, 0x1000000, ++patt) ||
 	     !fbmem_readback(fb, 0, ++patt)))
-		nv_mask(init, NV04_PFB_BOOT_0, NV04_PFB_BOOT_0_RAM_AMOUNT,
+		nvkm_mask(device, NV04_PFB_BOOT_0, NV04_PFB_BOOT_0_RAM_AMOUNT,
 			  NV04_PFB_BOOT_0_RAM_AMOUNT_16MB);
 
 	if (v == NV04_PFB_BOOT_0_RAM_AMOUNT_16MB &&
 	    !fbmem_readback(fb, 0x800000, ++patt))
-		nv_mask(init, NV04_PFB_BOOT_0, NV04_PFB_BOOT_0_RAM_AMOUNT,
+		nvkm_mask(device, NV04_PFB_BOOT_0, NV04_PFB_BOOT_0_RAM_AMOUNT,
 			  NV04_PFB_BOOT_0_RAM_AMOUNT_8MB);
 
 	if (!fbmem_readback(fb, 0x400000, ++patt))
-		nv_mask(init, NV04_PFB_BOOT_0, NV04_PFB_BOOT_0_RAM_AMOUNT,
+		nvkm_mask(device, NV04_PFB_BOOT_0, NV04_PFB_BOOT_0_RAM_AMOUNT,
 			  NV04_PFB_BOOT_0_RAM_AMOUNT_4MB);
 
 out:
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv10.c b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv10.c
index bbf791eaa0ab..f0d47d1ce2a1 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv10.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv10.c
@@ -30,33 +30,32 @@
 #include <subdev/bios/init.h>
 
 static void
-nv10_devinit_meminit(struct nvkm_devinit *devinit)
+nv10_devinit_meminit(struct nvkm_devinit *init)
 {
-	struct nv04_devinit *init = (void *)devinit;
+	struct nvkm_device *device = init->subdev.device;
 	static const int mem_width[] = { 0x10, 0x00, 0x20 };
 	int mem_width_count;
 	uint32_t patt = 0xdeadbeef;
 	struct io_mapping *fb;
 	int i, j, k;
 
-	if (nv_device(init)->card_type >= NV_11 &&
-	    nv_device(init)->chipset >= 0x17)
+	if (device->card_type >= NV_11 && device->chipset >= 0x17)
 		mem_width_count = 3;
 	else
 		mem_width_count = 2;
 
 	/* Map the framebuffer aperture */
-	fb = fbmem_init(nv_device(init));
+	fb = fbmem_init(device);
 	if (!fb) {
 		nv_error(init, "failed to map fb\n");
 		return;
 	}
 
-	nv_wr32(init, NV10_PFB_REFCTRL, NV10_PFB_REFCTRL_VALID_1);
+	nvkm_wr32(device, NV10_PFB_REFCTRL, NV10_PFB_REFCTRL_VALID_1);
 
 	/* Probe memory bus width */
 	for (i = 0; i < mem_width_count; i++) {
-		nv_mask(init, NV04_PFB_CFG0, 0x30, mem_width[i]);
+		nvkm_mask(device, NV04_PFB_CFG0, 0x30, mem_width[i]);
 
 		for (j = 0; j < 4; j++) {
 			for (k = 0; k < 4; k++)
@@ -75,7 +74,7 @@ mem_width_found:
 
 	/* Probe amount of installed memory */
 	for (i = 0; i < 4; i++) {
-		int off = nv_rd32(init, 0x10020c) - 0x100000;
+		int off = nvkm_rd32(device, 0x10020c) - 0x100000;
 
 		fbmem_poke(fb, off, patt);
 		fbmem_poke(fb, 0, 0);
@@ -90,7 +89,7 @@ mem_width_found:
 	}
 
 	/* IC missing - disable the upper half memory space. */
-	nv_mask(init, NV04_PFB_CFG0, 0x1000, 0);
+	nvkm_mask(device, NV04_PFB_CFG0, 0x1000, 0);
 
 amount_found:
 	fbmem_fini(fb);
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv20.c b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv20.c
index 50f9849cdfb5..29ea11f8482d 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv20.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv20.c
@@ -45,19 +45,19 @@ nv20_devinit_meminit(struct nvkm_devinit *devinit)
 		return;
 	}
 
-	nv_wr32(init, NV10_PFB_REFCTRL, NV10_PFB_REFCTRL_VALID_1);
+	nvkm_wr32(device, NV10_PFB_REFCTRL, NV10_PFB_REFCTRL_VALID_1);
 
 	/* Allow full addressing */
-	nv_mask(init, NV04_PFB_CFG0, 0, mask);
+	nvkm_mask(device, NV04_PFB_CFG0, 0, mask);
 
-	amount = nv_rd32(init, 0x10020c);
+	amount = nvkm_rd32(device, 0x10020c);
 	for (off = amount; off > 0x2000000; off -= 0x2000000)
 		fbmem_poke(fb, off - 4, off);
 
-	amount = nv_rd32(init, 0x10020c);
+	amount = nvkm_rd32(device, 0x10020c);
 	if (amount != fbmem_peek(fb, amount - 4))
 		/* IC missing - disable the upper half memory space. */
-		nv_mask(init, NV04_PFB_CFG0, mask, 0);
+		nvkm_mask(device, NV04_PFB_CFG0, mask, 0);
 
 	fbmem_fini(fb);
 }
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv50.c b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv50.c
index 8e9633096bec..2533e96be7df 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv50.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv50.c
@@ -33,43 +33,45 @@
 #include <subdev/vga.h>
 
 int
-nv50_devinit_pll_set(struct nvkm_devinit *devinit, u32 type, u32 freq)
+nv50_devinit_pll_set(struct nvkm_devinit *init, u32 type, u32 freq)
 {
-	struct nv50_devinit *init = (void *)devinit;
-	struct nvkm_bios *bios = nvkm_bios(init);
+	struct nvkm_subdev *subdev = &init->subdev;
+	struct nvkm_device *device = subdev->device;
+	struct nvkm_bios *bios = device->bios;
 	struct nvbios_pll info;
 	int N1, M1, N2, M2, P;
 	int ret;
 
 	ret = nvbios_pll_parse(bios, type, &info);
 	if (ret) {
-		nv_error(devinit, "failed to retrieve pll data, %d\n", ret);
+		nv_error(subdev, "failed to retrieve pll data, %d\n", ret);
 		return ret;
 	}
 
-	ret = nv04_pll_calc(nv_subdev(devinit), &info, freq, &N1, &M1, &N2, &M2, &P);
+	ret = nv04_pll_calc(subdev, &info, freq, &N1, &M1, &N2, &M2, &P);
 	if (!ret) {
-		nv_error(devinit, "failed pll calculation\n");
+		nv_error(subdev, "failed pll calculation\n");
 		return ret;
 	}
 
 	switch (info.type) {
 	case PLL_VPLL0:
 	case PLL_VPLL1:
-		nv_wr32(init, info.reg + 0, 0x10000611);
-		nv_mask(init, info.reg + 4, 0x00ff00ff, (M1 << 16) | N1);
-		nv_mask(init, info.reg + 8, 0x7fff00ff, (P  << 28) |
-							(M2 << 16) | N2);
+		nvkm_wr32(device, info.reg + 0, 0x10000611);
+		nvkm_mask(device, info.reg + 4, 0x00ff00ff, (M1 << 16) | N1);
+		nvkm_mask(device, info.reg + 8, 0x7fff00ff, (P  << 28) |
+							    (M2 << 16) | N2);
 		break;
 	case PLL_MEMORY:
-		nv_mask(init, info.reg + 0, 0x01ff0000, (P << 22) |
-						        (info.bias_p << 19) |
-							(P << 16));
-		nv_wr32(init, info.reg + 4, (N1 << 8) | M1);
+		nvkm_mask(device, info.reg + 0, 0x01ff0000,
+					        (P << 22) |
+						(info.bias_p << 19) |
+						(P << 16));
+		nvkm_wr32(device, info.reg + 4, (N1 << 8) | M1);
 		break;
 	default:
-		nv_mask(init, info.reg + 0, 0x00070000, (P << 16));
-		nv_wr32(init, info.reg + 4, (N1 << 8) | M1);
+		nvkm_mask(device, info.reg + 0, 0x00070000, (P << 16));
+		nvkm_wr32(device, info.reg + 4, (N1 << 8) | M1);
 		break;
 	}
 
@@ -77,10 +79,10 @@ nv50_devinit_pll_set(struct nvkm_devinit *devinit, u32 type, u32 freq)
 }
 
 static u64
-nv50_devinit_disable(struct nvkm_devinit *devinit)
+nv50_devinit_disable(struct nvkm_devinit *init)
 {
-	struct nv50_devinit *init = (void *)devinit;
-	u32 r001540 = nv_rd32(init, 0x001540);
+	struct nvkm_device *device = init->subdev.device;
+	u32 r001540 = nvkm_rd32(device, 0x001540);
 	u64 disable = 0ULL;
 
 	if (!(r001540 & 0x40000000))