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-rw-r--r--drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgk20a.c2
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/gpc.fuc5
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/gpcgm107.fuc5.h332
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c116
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/engine/gr/nv40.c1
5 files changed, 272 insertions, 184 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgk20a.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgk20a.c
index ddaa16a71c84..ad0a6cfe7580 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgk20a.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgk20a.c
@@ -55,7 +55,7 @@ gk20a_grctx_generate_main(struct gf100_gr *gr, struct gf100_grctx *info)
gk104_grctx_generate_rop_active_fbps(gr);
- nvkm_mask(device, 0x5044b0, 0x8000000, 0x8000000);
+ nvkm_mask(device, 0x5044b0, 0x08000000, 0x08000000);
gf100_gr_wait_idle(gr);
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/gpc.fuc b/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/gpc.fuc
index 7dacb3cc0668..e168b83a10c9 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/gpc.fuc
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/gpc.fuc
@@ -247,10 +247,7 @@ init:
tpc_strand_info(-1);
ld b32 $r4 D[$r0 + #tpc_count]
- mov $r5 NV_PGRAPH_GPC0_TPC0
- ld b32 $r6 D[$r0 + #gpc_id]
- shl b32 $r6 15
- add b32 $r5 $r6
+ gpc_addr($r5, NV_PGRAPH_GPC0_TPC0)
tpc_strand_init_tpc_loop:
add b32 $r14 $r5 NV_TPC_STRAND_CNT
call(nv_rd32)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/gpcgm107.fuc5.h b/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/gpcgm107.fuc5.h
index 11bf363a6ae9..5136f9161706 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/gpcgm107.fuc5.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/fuc/gpcgm107.fuc5.h
@@ -289,7 +289,7 @@ uint32_t gm107_grgpc_code[] = {
0x020014fe,
0x12004002,
0xbd0002f6,
- 0x05b34104,
+ 0x05ad4104,
0x400010fe,
0x00f60700,
0x0204bd00,
@@ -387,180 +387,180 @@ uint32_t gm107_grgpc_code[] = {
0x7e00008f,
0x98000314,
0x00850504,
- 0x06985040,
- 0x0f64b604,
-/* 0x04e3: tpc_strand_init_tpc_loop */
- 0xb80056bb,
- 0x0005705e,
- 0x0000657e,
- 0x74bdf6b2,
-/* 0x04f0: tpc_strand_init_idx_loop */
- 0x05605eb8,
- 0x7e7fb200,
- 0xb800008f,
- 0x0005885e,
- 0x7e082f95,
- 0xb800008f,
- 0x00058c5e,
- 0x7e082f95,
- 0xb800008f,
- 0x0005905e,
- 0x0000657e,
- 0xb606f5b6,
- 0xf4b601f0,
- 0x002fbb08,
- 0xb6003fbb,
- 0x62b60170,
- 0xbf1bf401,
- 0x080050b7,
- 0xf40142b6,
- 0x3f0fa81b,
- 0x501d608e,
- 0xb201e5f0,
- 0x008f7eff,
- 0x8e0d0f00,
- 0xf0501da8,
- 0xffb201e5,
- 0x00008f7e,
- 0x0003147e,
- 0x02010080,
- 0xbd0003f6,
- 0xf024bd04,
- 0x00801f29,
- 0x02f60230,
-/* 0x0577: main */
- 0xf404bd00,
- 0x28f40031,
- 0x7e240d00,
- 0xf4000037,
- 0xe4b0f401,
- 0x1d18f404,
- 0x020181fe,
- 0xfd20bd06,
- 0xe4b60412,
- 0x051efd01,
- 0x7e0018fe,
- 0xf400064a,
-/* 0x05a6: main_not_ctx_xfer */
- 0xef94d40e,
- 0x01f5f010,
- 0x0002f87e,
-/* 0x05b3: ih */
- 0xf9c70ef4,
- 0x0188fe80,
- 0x90f980f9,
- 0xb0f9a0f9,
- 0xe0f9d0f9,
- 0x04bdf0f9,
- 0xcf02004a,
- 0xabc400aa,
- 0x1f0bf404,
- 0x004e240d,
- 0x00eecf1a,
- 0xcf19004f,
- 0x047e00ff,
- 0x010e0000,
- 0xf61d0040,
- 0x04bd000e,
-/* 0x05f0: ih_no_fifo */
- 0xf6010040,
- 0x04bd000a,
- 0xe0fcf0fc,
- 0xb0fcd0fc,
- 0x90fca0fc,
- 0x88fe80fc,
- 0xf480fc00,
- 0x01f80032,
-/* 0x0610: hub_barrier_done */
- 0x0e98010f,
- 0x04febb04,
- 0x188effb2,
- 0x8f7e4094,
- 0x00f80000,
-/* 0x0624: ctx_redswitch */
- 0x0080200f,
- 0x0ff60185,
- 0x0e04bd00,
-/* 0x0631: ctx_redswitch_delay */
- 0x01e2b608,
- 0xf1fd1bf4,
- 0xf10800f5,
- 0x800200f5,
- 0xf6018500,
- 0x04bd000f,
-/* 0x064a: ctx_xfer */
- 0x008000f8,
- 0x0ff60281,
- 0x8e04bd00,
- 0xf0501dc4,
- 0xffb201e5,
- 0x00008f7e,
- 0x7e0711f4,
-/* 0x0667: ctx_xfer_not_load */
- 0x7e000624,
- 0xbd000216,
- 0x47fc8024,
- 0x0002f602,
- 0x2cf004bd,
- 0x0320b601,
- 0x024afc80,
- 0xbd0002f6,
- 0x8e0c0f04,
- 0xf0501da8,
- 0xffb201e5,
- 0x00008f7e,
- 0x0003147e,
+ 0x55f05040,
+/* 0x04dd: tpc_strand_init_tpc_loop */
+ 0x705eb801,
+ 0x657e0005,
+ 0xf6b20000,
+/* 0x04ea: tpc_strand_init_idx_loop */
+ 0x5eb874bd,
+ 0xb2000560,
+ 0x008f7e7f,
+ 0x885eb800,
+ 0x2f950005,
+ 0x008f7e08,
+ 0x8c5eb800,
+ 0x2f950005,
+ 0x008f7e08,
+ 0x905eb800,
+ 0x657e0005,
+ 0xf5b60000,
+ 0x01f0b606,
+ 0xbb08f4b6,
+ 0x3fbb002f,
+ 0x0170b600,
+ 0xf40162b6,
+ 0x50b7bf1b,
+ 0x42b60800,
+ 0xa81bf401,
0x608e3f0f,
0xe5f0501d,
0x7effb201,
0x0f00008f,
- 0x1d9c8e00,
+ 0x1da88e0d,
0x01e5f050,
0x8f7effb2,
- 0x010f0000,
- 0x0003147e,
- 0xb601fcf0,
- 0xa88e03f0,
- 0xe5f0501d,
- 0x7effb201,
- 0xf000008f,
- 0xa5f001ac,
- 0x00008b02,
- 0x040c9850,
- 0xbb0fc4b6,
- 0x0c9800bc,
- 0x010d9800,
- 0x3d7e000e,
- 0xacf00001,
- 0x40008b01,
- 0x040c9850,
- 0xbb0fc4b6,
- 0x0c9800bc,
- 0x020d9801,
- 0x4e060f98,
- 0x3d7e0800,
- 0xacf00001,
- 0x04a5f001,
- 0x5030008b,
- 0xb6040c98,
- 0xbcbb0fc4,
- 0x020c9800,
- 0x98030d98,
- 0x004e080f,
- 0x013d7e02,
- 0x020a7e00,
- 0x03147e00,
- 0x0601f400,
-/* 0x073f: ctx_xfer_post */
- 0x7e1a12f4,
- 0x0f000227,
- 0x1da88e0d,
+ 0x147e0000,
+ 0x00800003,
+ 0x03f60201,
+ 0xbd04bd00,
+ 0x1f29f024,
+ 0x02300080,
+ 0xbd0002f6,
+/* 0x0571: main */
+ 0x0031f404,
+ 0x0d0028f4,
+ 0x00377e24,
+ 0xf401f400,
+ 0xf404e4b0,
+ 0x81fe1d18,
+ 0xbd060201,
+ 0x0412fd20,
+ 0xfd01e4b6,
+ 0x18fe051e,
+ 0x06447e00,
+ 0xd40ef400,
+/* 0x05a0: main_not_ctx_xfer */
+ 0xf010ef94,
+ 0xf87e01f5,
+ 0x0ef40002,
+/* 0x05ad: ih */
+ 0xfe80f9c7,
+ 0x80f90188,
+ 0xa0f990f9,
+ 0xd0f9b0f9,
+ 0xf0f9e0f9,
+ 0x004a04bd,
+ 0x00aacf02,
+ 0xf404abc4,
+ 0x240d1f0b,
+ 0xcf1a004e,
+ 0x004f00ee,
+ 0x00ffcf19,
+ 0x0000047e,
+ 0x0040010e,
+ 0x000ef61d,
+/* 0x05ea: ih_no_fifo */
+ 0x004004bd,
+ 0x000af601,
+ 0xf0fc04bd,
+ 0xd0fce0fc,
+ 0xa0fcb0fc,
+ 0x80fc90fc,
+ 0xfc0088fe,
+ 0x0032f480,
+/* 0x060a: hub_barrier_done */
+ 0x010f01f8,
+ 0xbb040e98,
+ 0xffb204fe,
+ 0x4094188e,
+ 0x00008f7e,
+/* 0x061e: ctx_redswitch */
+ 0x200f00f8,
+ 0x01850080,
+ 0xbd000ff6,
+/* 0x062b: ctx_redswitch_delay */
+ 0xb6080e04,
+ 0x1bf401e2,
+ 0x00f5f1fd,
+ 0x00f5f108,
+ 0x85008002,
+ 0x000ff601,
+ 0x00f804bd,
+/* 0x0644: ctx_xfer */
+ 0x02810080,
+ 0xbd000ff6,
+ 0x1dc48e04,
+ 0x01e5f050,
+ 0x8f7effb2,
+ 0x11f40000,
+ 0x061e7e07,
+/* 0x0661: ctx_xfer_not_load */
+ 0x02167e00,
+ 0x8024bd00,
+ 0xf60247fc,
+ 0x04bd0002,
+ 0xb6012cf0,
+ 0xfc800320,
+ 0x02f6024a,
+ 0x0f04bd00,
+ 0x1da88e0c,
0x01e5f050,
0x8f7effb2,
0x147e0000,
-/* 0x0756: ctx_xfer_done */
- 0x107e0003,
- 0x00f80006,
+ 0x3f0f0003,
+ 0x501d608e,
+ 0xb201e5f0,
+ 0x008f7eff,
+ 0x8e000f00,
+ 0xf0501d9c,
+ 0xffb201e5,
+ 0x00008f7e,
+ 0x147e010f,
+ 0xfcf00003,
+ 0x03f0b601,
+ 0x501da88e,
+ 0xb201e5f0,
+ 0x008f7eff,
+ 0x01acf000,
+ 0x8b02a5f0,
+ 0x98500000,
+ 0xc4b6040c,
+ 0x00bcbb0f,
+ 0x98000c98,
+ 0x000e010d,
+ 0x00013d7e,
+ 0x8b01acf0,
+ 0x98504000,
+ 0xc4b6040c,
+ 0x00bcbb0f,
+ 0x98010c98,
+ 0x0f98020d,
+ 0x08004e06,
+ 0x00013d7e,
+ 0xf001acf0,
+ 0x008b04a5,
+ 0x0c985030,
+ 0x0fc4b604,
+ 0x9800bcbb,
+ 0x0d98020c,
+ 0x080f9803,
+ 0x7e02004e,
+ 0x7e00013d,
+ 0x7e00020a,
+ 0xf4000314,
+ 0x12f40601,
+/* 0x0739: ctx_xfer_post */
+ 0x02277e1a,
+ 0x8e0d0f00,
+ 0xf0501da8,
+ 0xffb201e5,
+ 0x00008f7e,
+ 0x0003147e,
+/* 0x0750: ctx_xfer_done */
+ 0x00060a7e,
+ 0x000000f8,
+ 0x00000000,
0x00000000,
0x00000000,
0x00000000,
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c
index 9f5dfc85147a..1f81069edc58 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c
@@ -34,6 +34,7 @@
#include <engine/fifo.h>
#include <nvif/class.h>
+#include <nvif/cl9097.h>
#include <nvif/unpack.h>
/*******************************************************************************
@@ -139,6 +140,12 @@ gf100_gr_zbc_depth_get(struct gf100_gr *gr, int format,
/*******************************************************************************
* Graphics object classes
******************************************************************************/
+#define gf100_gr_object(p) container_of((p), struct gf100_gr_object, object)
+
+struct gf100_gr_object {
+ struct nvkm_object object;
+ struct gf100_gr_chan *chan;
+};
static int
gf100_fermi_mthd_zbc_color(struct nvkm_object *object, void *data, u32 size)
@@ -147,9 +154,9 @@ gf100_fermi_mthd_zbc_color(struct nvkm_object *object, void *data, u32 size)
union {
struct fermi_a_zbc_color_v0 v0;
} *args = data;
- int ret;
+ int ret = -ENOSYS;
- if (nvif_unpack(args->v0, 0, 0, false)) {
+ if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) {
switch (args->v0.format) {
case FERMI_A_ZBC_COLOR_V0_FMT_ZERO:
case FERMI_A_ZBC_COLOR_V0_FMT_UNORM_ONE:
@@ -193,9 +200,9 @@ gf100_fermi_mthd_zbc_depth(struct nvkm_object *object, void *data, u32 size)
union {
struct fermi_a_zbc_depth_v0 v0;
} *args = data;
- int ret;
+ int ret = -ENOSYS;
- if (nvif_unpack(args->v0, 0, 0, false)) {
+ if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) {
switch (args->v0.format) {
case FERMI_A_ZBC_DEPTH_V0_FMT_FP32:
ret = gf100_gr_zbc_depth_get(gr, args->v0.format,
@@ -213,6 +220,7 @@ gf100_fermi_mthd_zbc_depth(struct nvkm_object *object, void *data, u32 size)
static int
gf100_fermi_mthd(struct nvkm_object *object, u32 mthd, void *data, u32 size)
{
+ nvif_ioctl(object, "fermi mthd %08x\n", mthd);
switch (mthd) {
case FERMI_A_ZBC_COLOR:
return gf100_fermi_mthd_zbc_color(object, data, size);
@@ -256,6 +264,27 @@ gf100_gr_mthd_sw(struct nvkm_device *device, u16 class, u32 mthd, u32 data)
return false;
}
+static const struct nvkm_object_func
+gf100_gr_object_func = {
+};
+
+static int
+gf100_gr_object_new(const struct nvkm_oclass *oclass, void *data, u32 size,
+ struct nvkm_object **pobject)
+{
+ struct gf100_gr_chan *chan = gf100_gr_chan(oclass->parent);
+ struct gf100_gr_object *object;
+
+ if (!(object = kzalloc(sizeof(*object), GFP_KERNEL)))
+ return -ENOMEM;
+ *pobject = &object->object;
+
+ nvkm_object_ctor(oclass->base.func ? oclass->base.func :
+ &gf100_gr_object_func, oclass, &object->object);
+ object->chan = chan;
+ return 0;
+}
+
static int
gf100_gr_object_get(struct nvkm_gr *base, int index, struct nvkm_sclass *sclass)
{
@@ -265,6 +294,7 @@ gf100_gr_object_get(struct nvkm_gr *base, int index, struct nvkm_sclass *sclass)
while (gr->func->sclass[c].oclass) {
if (c++ == index) {
*sclass = gr->func->sclass[index];
+ sclass->ctor = gf100_gr_object_new;
return index;
}
}
@@ -826,7 +856,41 @@ gf100_gr_units(struct nvkm_gr *base)
return cfg;
}
+static const struct nvkm_bitfield gf100_dispatch_error[] = {
+ { 0x00000001, "INJECTED_BUNDLE_ERROR" },
+ { 0x00000002, "CLASS_SUBCH_MISMATCH" },
+ { 0x00000004, "SUBCHSW_DURING_NOTIFY" },
+ {}
+};
+
+static const struct nvkm_bitfield gf100_m2mf_error[] = {
+ { 0x00000001, "PUSH_TOO_MUCH_DATA" },
+ { 0x00000002, "PUSH_NOT_ENOUGH_DATA" },
+ {}
+};
+
+static const struct nvkm_bitfield gf100_unk6_error[] = {
+ { 0x00000001, "TEMP_TOO_SMALL" },
+ {}
+};
+
+static const struct nvkm_bitfield gf100_ccache_error[] = {
+ { 0x00000001, "INTR" },
+ { 0x00000002, "LDCONST_OOB" },
+ {}
+};
+
+static const struct nvkm_bitfield gf100_macro_error[] = {
+ { 0x00000001, "TOO_FEW_PARAMS" },
+ { 0x00000002, "TOO_MANY_PARAMS" },
+ { 0x00000004, "ILLEGAL_OPCODE" },
+ { 0x00000008, "DOUBLE_BRANCH" },
+ { 0x00000010, "WATCHDOG" },
+ {}
+};
+
static const struct nvkm_bitfield gk104_sked_error[] = {
+ { 0x00000040, "CTA_RESUME" },
{ 0x00000080, "CONSTANT_BUFFER_SIZE" },
{ 0x00000200, "LOCAL_MEMORY_SIZE_POS" },
{ 0x00000400, "LOCAL_MEMORY_SIZE_NEG" },
@@ -836,6 +900,8 @@ static const struct nvkm_bitfield gk104_sked_error[] = {
{ 0x00040000, "TOTAL_THREADS" },
{ 0x00100000, "PROGRAM_OFFSET" },
{ 0x00200000, "SHARED_MEMORY_SIZE" },
+ { 0x00800000, "CTA_THREAD_DIMENSION_ZERO" },
+ { 0x01000000, "MEMORY_WINDOW_OVERLAP" },
{ 0x02000000, "SHARED_CONFIG_TOO_SMALL" },
{ 0x04000000, "TOTAL_REGISTER_COUNT" },
{}
@@ -1005,12 +1071,16 @@ gf100_gr_trap_intr(struct gf100_gr *gr)
{
struct nvkm_subdev *subdev = &gr->base.engine.subdev;
struct nvkm_device *device = subdev->device;
+ char error[128];
u32 trap = nvkm_rd32(device, 0x400108);
int rop, gpc;
if (trap & 0x00000001) {
u32 stat = nvkm_rd32(device, 0x404000);
- nvkm_error(subdev, "DISPATCH %08x\n", stat);
+
+ nvkm_snprintbf(error, sizeof(error), gf100_dispatch_error,
+ stat & 0x3fffffff);
+ nvkm_error(subdev, "DISPATCH %08x [%s]\n", stat, error);
nvkm_wr32(device, 0x404000, 0xc0000000);
nvkm_wr32(device, 0x400108, 0x00000001);
trap &= ~0x00000001;
@@ -1018,7 +1088,11 @@ gf100_gr_trap_intr(struct gf100_gr *gr)
if (trap & 0x00000002) {
u32 stat = nvkm_rd32(device, 0x404600);
- nvkm_error(subdev, "M2MF %08x\n", stat);
+
+ nvkm_snprintbf(error, sizeof(error), gf100_m2mf_error,
+ stat & 0x3fffffff);
+ nvkm_error(subdev, "M2MF %08x [%s]\n", stat, error);
+
nvkm_wr32(device, 0x404600, 0xc0000000);
nvkm_wr32(device, 0x400108, 0x00000002);
trap &= ~0x00000002;
@@ -1026,7 +1100,10 @@ gf100_gr_trap_intr(struct gf100_gr *gr)
if (trap & 0x00000008) {
u32 stat = nvkm_rd32(device, 0x408030);
- nvkm_error(subdev, "CCACHE %08x\n", stat);
+
+ nvkm_snprintbf(error, sizeof(error), gf100_m2mf_error,
+ stat & 0x3fffffff);
+ nvkm_error(subdev, "CCACHE %08x [%s]\n", stat, error);
nvkm_wr32(device, 0x408030, 0xc0000000);
nvkm_wr32(device, 0x400108, 0x00000008);
trap &= ~0x00000008;
@@ -1034,7 +1111,8 @@ gf100_gr_trap_intr(struct gf100_gr *gr)
if (trap & 0x00000010) {
u32 stat = nvkm_rd32(device, 0x405840);
- nvkm_error(subdev, "SHADER %08x\n", stat);
+ nvkm_error(subdev, "SHADER %08x, sph: 0x%06x, stage: 0x%02x\n",
+ stat, stat & 0xffffff, (stat >> 24) & 0x3f);
nvkm_wr32(device, 0x405840, 0xc0000000);
nvkm_wr32(device, 0x400108, 0x00000010);
trap &= ~0x00000010;
@@ -1042,7 +1120,11 @@ gf100_gr_trap_intr(struct gf100_gr *gr)
if (trap & 0x00000040) {
u32 stat = nvkm_rd32(device, 0x40601c);
- nvkm_error(subdev, "UNK6 %08x\n", stat);
+
+ nvkm_snprintbf(error, sizeof(error), gf100_unk6_error,
+ stat & 0x3fffffff);
+ nvkm_error(subdev, "UNK6 %08x [%s]\n", stat, error);
+
nvkm_wr32(device, 0x40601c, 0xc0000000);
nvkm_wr32(device, 0x400108, 0x00000040);
trap &= ~0x00000040;
@@ -1050,7 +1132,16 @@ gf100_gr_trap_intr(struct gf100_gr *gr)
if (trap & 0x00000080) {
u32 stat = nvkm_rd32(device, 0x404490);
- nvkm_error(subdev, "MACRO %08x\n", stat);
+ u32 pc = nvkm_rd32(device, 0x404494);
+ u32 op = nvkm_rd32(device, 0x40449c);
+
+ nvkm_snprintbf(error, sizeof(error), gf100_macro_error,
+ stat & 0x1fffffff);
+ nvkm_error(subdev, "MACRO %08x [%s], pc: 0x%03x%s, op: 0x%08x\n",
+ stat, error, pc & 0x7ff,
+ (pc & 0x10000000) ? "" : " (invalid)",
+ op);
+
nvkm_wr32(device, 0x404490, 0xc0000000);
nvkm_wr32(device, 0x400108, 0x00000080);
trap &= ~0x00000080;
@@ -1058,10 +1149,9 @@ gf100_gr_trap_intr(struct gf100_gr *gr)
if (trap & 0x00000100) {
u32 stat = nvkm_rd32(device, 0x407020) & 0x3fffffff;
- char sked[128];
- nvkm_snprintbf(sked, sizeof(sked), gk104_sked_error, stat);
- nvkm_error(subdev, "SKED: %08x [%s]\n", stat, sked);
+ nvkm_snprintbf(error, sizeof(error), gk104_sked_error, stat);
+ nvkm_error(subdev, "SKED: %08x [%s]\n", stat, error);
if (stat)
nvkm_wr32(device, 0x407020, 0x40000000);
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv40.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv40.c
index ffa902ece872..05a895496fc6 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv40.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv40.c
@@ -156,6 +156,7 @@ nv40_gr_chan_new(struct nvkm_gr *base, struct nvkm_fifo_chan *fifoch,
return -ENOMEM;
nvkm_object_ctor(&nv40_gr_chan, oclass, &chan->object);
chan->gr = gr;
+ chan->fifo = fifoch;
*pobject = &chan->object;
spin_lock_irqsave(&chan->gr->base.engine.lock, flags);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.