drm/nouveau/fifo/gk104-: separate runlist building from committing to hw

We will need to bash different registers on Turing.

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

diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.c
index cd917035d96cbf4efbd601e21d98367606bb8bed..5480f12dede2af5543d7d0bb5b6f11de8b543dba 100644 (file)
--- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.c
@@ -149,16 +149,41 @@ gk104_fifo_uevent_init(struct nvkm_fifo *fifo)
 }
 
 void
-gk104_fifo_runlist_commit(struct gk104_fifo *fifo, int runl)
+gk104_fifo_runlist_commit(struct gk104_fifo *fifo, int runl,
+                         struct nvkm_memory *mem, int nr)
+{
+       struct nvkm_subdev *subdev = &fifo->base.engine.subdev;
+       struct nvkm_device *device = subdev->device;
+       int target;
+
+       switch (nvkm_memory_target(mem)) {
+       case NVKM_MEM_TARGET_VRAM: target = 0; break;
+       case NVKM_MEM_TARGET_NCOH: target = 3; break;
+       default:
+               WARN_ON(1);
+               return;
+       }
+
+       nvkm_wr32(device, 0x002270, (nvkm_memory_addr(mem) >> 12) |
+                                   (target << 28));
+       nvkm_wr32(device, 0x002274, (runl << 20) | nr);
+
+       if (nvkm_msec(device, 2000,
+               if (!(nvkm_rd32(device, 0x002284 + (runl * 0x08)) & 0x00100000))
+                       break;
+       ) < 0)
+               nvkm_error(subdev, "runlist %d update timeout\n", runl);
+}
+
+void
+gk104_fifo_runlist_update(struct gk104_fifo *fifo, int runl)
 {
        const struct gk104_fifo_runlist_func *func = fifo->func->runlist;
        struct gk104_fifo_chan *chan;
        struct nvkm_subdev *subdev = &fifo->base.engine.subdev;
-       struct nvkm_device *device = subdev->device;
        struct nvkm_memory *mem;
        struct nvkm_fifo_cgrp *cgrp;
        int nr = 0;
-       int target;
 
        mutex_lock(&subdev->mutex);
        mem = fifo->runlist[runl].mem[fifo->runlist[runl].next];
@@ -177,24 +202,7 @@ gk104_fifo_runlist_commit(struct gk104_fifo *fifo, int runl)
        }
        nvkm_done(mem);
 
-       switch (nvkm_memory_target(mem)) {
-       case NVKM_MEM_TARGET_VRAM: target = 0; break;
-       case NVKM_MEM_TARGET_NCOH: target = 3; break;
-       default:
-               WARN_ON(1);
-               goto unlock;
-       }
-
-       nvkm_wr32(device, 0x002270, (nvkm_memory_addr(mem) >> 12) |
-                                   (target << 28));
-       nvkm_wr32(device, 0x002274, (runl << 20) | nr);
-
-       if (nvkm_msec(device, 2000,
-               if (!(nvkm_rd32(device, 0x002284 + (runl * 0x08)) & 0x00100000))
-                       break;
-       ) < 0)
-               nvkm_error(subdev, "runlist %d update timeout\n", runl);
-unlock:
+       func->commit(fifo, runl, mem, nr);
        mutex_unlock(&subdev->mutex);
 }
 
@@ -238,6 +246,7 @@ const struct gk104_fifo_runlist_func
 gk104_fifo_runlist = {
        .size = 8,
        .chan = gk104_fifo_runlist_chan,
+       .commit = gk104_fifo_runlist_commit,
 };
 
 static void
@@ -267,7 +276,7 @@ gk104_fifo_recover_work(struct work_struct *w)
        }
 
        for (todo = runm; runl = __ffs(todo), todo; todo &= ~BIT(runl))
-               gk104_fifo_runlist_commit(fifo, runl);
+               gk104_fifo_runlist_update(fifo, runl);
 
        nvkm_wr32(device, 0x00262c, runm);
        nvkm_mask(device, 0x002630, runm, 0x00000000);

diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.h b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.h
index d295b81e18d6c398ed115fd286ee253fd25ca634..4f0b4c1ed59dae1ca920419289ac0286b1504bcc 100644 (file)
--- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.h
@@ -61,6 +61,8 @@ struct gk104_fifo_func {
                             struct nvkm_memory *, u32 offset);
                void (*chan)(struct gk104_fifo_chan *,
                             struct nvkm_memory *, u32 offset);
+               void (*commit)(struct gk104_fifo *, int runl,
+                              struct nvkm_memory *, int entries);
        } *runlist;
 
        struct gk104_fifo_user_user {
@@ -81,7 +83,7 @@ int gk104_fifo_new_(const struct gk104_fifo_func *, struct nvkm_device *,
                    int index, int nr, struct nvkm_fifo **);
 void gk104_fifo_runlist_insert(struct gk104_fifo *, struct gk104_fifo_chan *);
 void gk104_fifo_runlist_remove(struct gk104_fifo *, struct gk104_fifo_chan *);
-void gk104_fifo_runlist_commit(struct gk104_fifo *, int runl);
+void gk104_fifo_runlist_update(struct gk104_fifo *, int runl);
 
 extern const struct nvkm_enum gk104_fifo_fault_access[];
 extern const struct nvkm_enum gk104_fifo_fault_engine[];
@@ -91,6 +93,8 @@ extern const struct nvkm_enum gk104_fifo_fault_gpcclient[];
 extern const struct gk104_fifo_runlist_func gk104_fifo_runlist;
 void gk104_fifo_runlist_chan(struct gk104_fifo_chan *,
                             struct nvkm_memory *, u32);
+void gk104_fifo_runlist_commit(struct gk104_fifo *, int runl,
+                              struct nvkm_memory *, int);
 
 extern const struct gk104_fifo_runlist_func gk110_fifo_runlist;
 void gk110_fifo_runlist_cgrp(struct nvkm_fifo_cgrp *,

diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk110.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk110.c
index ac7655a130fbdf0c78857c54593fb969db166068..4285054ed49fa7a955bcda9a37cdef998d9158f9 100644 (file)
--- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk110.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk110.c
@@ -43,6 +43,7 @@ gk110_fifo_runlist = {
        .size = 8,
        .cgrp = gk110_fifo_runlist_cgrp,
        .chan = gk104_fifo_runlist_chan,
+       .commit = gk104_fifo_runlist_commit,
 };
 
 static const struct gk104_fifo_func

diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gm107.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gm107.c
index 79ae19b1db673c6b0f95b1f6115166597c549e84..aed847bec27621fda9312610f569f9e46485fc33 100644 (file)
--- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gm107.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gm107.c
@@ -41,6 +41,7 @@ gm107_fifo_runlist = {
        .size = 8,
        .cgrp = gk110_fifo_runlist_cgrp,
        .chan = gm107_fifo_runlist_chan,
+       .commit = gk104_fifo_runlist_commit,
 };
 
 const struct nvkm_enum

diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogk104.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogk104.c
index 8e30b3d3ff1032e506b48874302b21718e1a7334..6127e2cf5b938bca0fb79b46f58fce3b7012d17d 100644 (file)
--- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogk104.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogk104.c
@@ -192,7 +192,7 @@ gk104_fifo_gpfifo_fini(struct nvkm_fifo_chan *base)
                gk104_fifo_runlist_remove(fifo, chan);
                nvkm_mask(device, 0x800004 + coff, 0x00000800, 0x00000800);
                gk104_fifo_gpfifo_kick(chan);
-               gk104_fifo_runlist_commit(fifo, chan->runl);
+               gk104_fifo_runlist_update(fifo, chan->runl);
        }
 
        nvkm_wr32(device, 0x800000 + coff, 0x00000000);
@@ -213,7 +213,7 @@ gk104_fifo_gpfifo_init(struct nvkm_fifo_chan *base)
        if (list_empty(&chan->head) && !chan->killed) {
                gk104_fifo_runlist_insert(fifo, chan);
                nvkm_mask(device, 0x800004 + coff, 0x00000400, 0x00000400);
-               gk104_fifo_runlist_commit(fifo, chan->runl);
+               gk104_fifo_runlist_update(fifo, chan->runl);
                nvkm_mask(device, 0x800004 + coff, 0x00000400, 0x00000400);
        }
 }

diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gv100.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gv100.c
index 4e1d159c0ae7b1981bdffc099b9ecae6b5a4bf03..b973dbf9fb69edf972eeb98bd097073dfc75d5b0 100644 (file)
--- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gv100.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gv100.c
@@ -57,6 +57,7 @@ gv100_fifo_runlist = {
        .size = 16,
        .cgrp = gv100_fifo_runlist_cgrp,
        .chan = gv100_fifo_runlist_chan,
+       .commit = gk104_fifo_runlist_commit,
 };
 
 static const struct nvkm_enum