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path: root/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv50.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv50.c')
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv50.c351
1 files changed, 160 insertions, 191 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv50.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv50.c
index 0480ce52aa06..f5edfadb5b46 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv50.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv50.c
@@ -22,11 +22,11 @@
* Authors: Ben Skeggs
*/
#include "nv50.h"
+#include "ram.h"
#include <core/client.h>
-#include <core/device.h>
-#include <core/engctx.h>
#include <core/enum.h>
+#include <engine/fifo.h>
int
nv50_fb_memtype[0x80] = {
@@ -40,130 +40,139 @@ nv50_fb_memtype[0x80] = {
1, 0, 2, 0, 1, 0, 2, 0, 1, 1, 2, 2, 1, 1, 0, 0
};
-bool
-nv50_fb_memtype_valid(struct nvkm_fb *pfb, u32 memtype)
+static int
+nv50_fb_ram_new(struct nvkm_fb *base, struct nvkm_ram **pram)
+{
+ struct nv50_fb *fb = nv50_fb(base);
+ return fb->func->ram_new(&fb->base, pram);
+}
+
+static bool
+nv50_fb_memtype_valid(struct nvkm_fb *fb, u32 memtype)
{
return nv50_fb_memtype[(memtype & 0xff00) >> 8] != 0;
}
static const struct nvkm_enum vm_dispatch_subclients[] = {
- { 0x00000000, "GRCTX", NULL },
- { 0x00000001, "NOTIFY", NULL },
- { 0x00000002, "QUERY", NULL },
- { 0x00000003, "COND", NULL },
- { 0x00000004, "M2M_IN", NULL },
- { 0x00000005, "M2M_OUT", NULL },
- { 0x00000006, "M2M_NOTIFY", NULL },
+ { 0x00000000, "GRCTX" },
+ { 0x00000001, "NOTIFY" },
+ { 0x00000002, "QUERY" },
+ { 0x00000003, "COND" },
+ { 0x00000004, "M2M_IN" },
+ { 0x00000005, "M2M_OUT" },
+ { 0x00000006, "M2M_NOTIFY" },
{}
};
static const struct nvkm_enum vm_ccache_subclients[] = {
- { 0x00000000, "CB", NULL },
- { 0x00000001, "TIC", NULL },
- { 0x00000002, "TSC", NULL },
+ { 0x00000000, "CB" },
+ { 0x00000001, "TIC" },
+ { 0x00000002, "TSC" },
{}
};
static const struct nvkm_enum vm_prop_subclients[] = {
- { 0x00000000, "RT0", NULL },
- { 0x00000001, "RT1", NULL },
- { 0x00000002, "RT2", NULL },
- { 0x00000003, "RT3", NULL },
- { 0x00000004, "RT4", NULL },
- { 0x00000005, "RT5", NULL },
- { 0x00000006, "RT6", NULL },
- { 0x00000007, "RT7", NULL },
- { 0x00000008, "ZETA", NULL },
- { 0x00000009, "LOCAL", NULL },
- { 0x0000000a, "GLOBAL", NULL },
- { 0x0000000b, "STACK", NULL },
- { 0x0000000c, "DST2D", NULL },
+ { 0x00000000, "RT0" },
+ { 0x00000001, "RT1" },
+ { 0x00000002, "RT2" },
+ { 0x00000003, "RT3" },
+ { 0x00000004, "RT4" },
+ { 0x00000005, "RT5" },
+ { 0x00000006, "RT6" },
+ { 0x00000007, "RT7" },
+ { 0x00000008, "ZETA" },
+ { 0x00000009, "LOCAL" },
+ { 0x0000000a, "GLOBAL" },
+ { 0x0000000b, "STACK" },
+ { 0x0000000c, "DST2D" },
{}
};
static const struct nvkm_enum vm_pfifo_subclients[] = {
- { 0x00000000, "PUSHBUF", NULL },
- { 0x00000001, "SEMAPHORE", NULL },
+ { 0x00000000, "PUSHBUF" },
+ { 0x00000001, "SEMAPHORE" },
{}
};
static const struct nvkm_enum vm_bar_subclients[] = {
- { 0x00000000, "FB", NULL },
- { 0x00000001, "IN", NULL },
+ { 0x00000000, "FB" },
+ { 0x00000001, "IN" },
{}
};
static const struct nvkm_enum vm_client[] = {
- { 0x00000000, "STRMOUT", NULL },
+ { 0x00000000, "STRMOUT" },
{ 0x00000003, "DISPATCH", vm_dispatch_subclients },
- { 0x00000004, "PFIFO_WRITE", NULL },
+ { 0x00000004, "PFIFO_WRITE" },
{ 0x00000005, "CCACHE", vm_ccache_subclients },
- { 0x00000006, "PMSPPP", NULL },
- { 0x00000007, "CLIPID", NULL },
- { 0x00000008, "PFIFO_READ", NULL },
- { 0x00000009, "VFETCH", NULL },
- { 0x0000000a, "TEXTURE", NULL },
+ { 0x00000006, "PMSPPP" },
+ { 0x00000007, "CLIPID" },
+ { 0x00000008, "PFIFO_READ" },
+ { 0x00000009, "VFETCH" },
+ { 0x0000000a, "TEXTURE" },
{ 0x0000000b, "PROP", vm_prop_subclients },
- { 0x0000000c, "PVP", NULL },
- { 0x0000000d, "PBSP", NULL },
- { 0x0000000e, "PCRYPT", NULL },
- { 0x0000000f, "PCOUNTER", NULL },
- { 0x00000011, "PDAEMON", NULL },
+ { 0x0000000c, "PVP" },
+ { 0x0000000d, "PBSP" },
+ { 0x0000000e, "PCRYPT" },
+ { 0x0000000f, "PCOUNTER" },
+ { 0x00000011, "PDAEMON" },
{}
};
static const struct nvkm_enum vm_engine[] = {
- { 0x00000000, "PGRAPH", NULL, NVDEV_ENGINE_GR },
- { 0x00000001, "PVP", NULL, NVDEV_ENGINE_VP },
- { 0x00000004, "PEEPHOLE", NULL },
- { 0x00000005, "PFIFO", vm_pfifo_subclients, NVDEV_ENGINE_FIFO },
+ { 0x00000000, "PGRAPH" },
+ { 0x00000001, "PVP" },
+ { 0x00000004, "PEEPHOLE" },
+ { 0x00000005, "PFIFO", vm_pfifo_subclients },
{ 0x00000006, "BAR", vm_bar_subclients },
- { 0x00000008, "PMSPPP", NULL, NVDEV_ENGINE_MSPPP },
- { 0x00000008, "PMPEG", NULL, NVDEV_ENGINE_MPEG },
- { 0x00000009, "PBSP", NULL, NVDEV_ENGINE_BSP },
- { 0x0000000a, "PCRYPT", NULL, NVDEV_ENGINE_CIPHER },
- { 0x0000000b, "PCOUNTER", NULL },
- { 0x0000000c, "SEMAPHORE_BG", NULL },
- { 0x0000000d, "PCE0", NULL, NVDEV_ENGINE_CE0 },
- { 0x0000000e, "PDAEMON", NULL },
+ { 0x00000008, "PMSPPP" },
+ { 0x00000008, "PMPEG" },
+ { 0x00000009, "PBSP" },
+ { 0x0000000a, "PCRYPT" },
+ { 0x0000000b, "PCOUNTER" },
+ { 0x0000000c, "SEMAPHORE_BG" },
+ { 0x0000000d, "PCE0" },
+ { 0x0000000e, "PDAEMON" },
{}
};
static const struct nvkm_enum vm_fault[] = {
- { 0x00000000, "PT_NOT_PRESENT", NULL },
- { 0x00000001, "PT_TOO_SHORT", NULL },
- { 0x00000002, "PAGE_NOT_PRESENT", NULL },
- { 0x00000003, "PAGE_SYSTEM_ONLY", NULL },
- { 0x00000004, "PAGE_READ_ONLY", NULL },
- { 0x00000006, "NULL_DMAOBJ", NULL },
- { 0x00000007, "WRONG_MEMTYPE", NULL },
- { 0x0000000b, "VRAM_LIMIT", NULL },
- { 0x0000000f, "DMAOBJ_LIMIT", NULL },
+ { 0x00000000, "PT_NOT_PRESENT" },
+ { 0x00000001, "PT_TOO_SHORT" },
+ { 0x00000002, "PAGE_NOT_PRESENT" },
+ { 0x00000003, "PAGE_SYSTEM_ONLY" },
+ { 0x00000004, "PAGE_READ_ONLY" },
+ { 0x00000006, "NULL_DMAOBJ" },
+ { 0x00000007, "WRONG_MEMTYPE" },
+ { 0x0000000b, "VRAM_LIMIT" },
+ { 0x0000000f, "DMAOBJ_LIMIT" },
{}
};
static void
-nv50_fb_intr(struct nvkm_subdev *subdev)
+nv50_fb_intr(struct nvkm_fb *base)
{
- struct nvkm_device *device = nv_device(subdev);
- struct nvkm_engine *engine;
- struct nv50_fb_priv *priv = (void *)subdev;
- const struct nvkm_enum *en, *cl;
- struct nvkm_object *engctx = NULL;
- u32 trap[6], idx, chan;
+ struct nv50_fb *fb = nv50_fb(base);
+ struct nvkm_subdev *subdev = &fb->base.subdev;
+ struct nvkm_device *device = subdev->device;
+ struct nvkm_fifo *fifo = device->fifo;
+ struct nvkm_fifo_chan *chan;
+ const struct nvkm_enum *en, *re, *cl, *sc;
+ u32 trap[6], idx, inst;
u8 st0, st1, st2, st3;
+ unsigned long flags;
int i;
- idx = nv_rd32(priv, 0x100c90);
+ idx = nvkm_rd32(device, 0x100c90);
if (!(idx & 0x80000000))
return;
idx &= 0x00ffffff;
for (i = 0; i < 6; i++) {
- nv_wr32(priv, 0x100c90, idx | i << 24);
- trap[i] = nv_rd32(priv, 0x100c94);
+ nvkm_wr32(device, 0x100c90, idx | i << 24);
+ trap[i] = nvkm_rd32(device, 0x100c94);
}
- nv_wr32(priv, 0x100c90, idx | 0x80000000);
+ nvkm_wr32(device, 0x100c90, idx | 0x80000000);
/* decode status bits into something more useful */
if (device->chipset < 0xa3 ||
@@ -178,143 +187,103 @@ nv50_fb_intr(struct nvkm_subdev *subdev)
st2 = (trap[0] & 0x00ff0000) >> 16;
st3 = (trap[0] & 0xff000000) >> 24;
}
- chan = (trap[2] << 16) | trap[1];
+ inst = ((trap[2] << 16) | trap[1]) << 12;
en = nvkm_enum_find(vm_engine, st0);
-
- if (en && en->data2) {
- const struct nvkm_enum *orig_en = en;
- while (en->name && en->value == st0 && en->data2) {
- engine = nvkm_engine(subdev, en->data2);
- /*XXX: clean this up */
- if (!engine && en->data2 == NVDEV_ENGINE_BSP)
- engine = nvkm_engine(subdev, NVDEV_ENGINE_MSVLD);
- if (!engine && en->data2 == NVDEV_ENGINE_CIPHER)
- engine = nvkm_engine(subdev, NVDEV_ENGINE_SEC);
- if (!engine && en->data2 == NVDEV_ENGINE_VP)
- engine = nvkm_engine(subdev, NVDEV_ENGINE_MSPDEC);
- if (engine) {
- engctx = nvkm_engctx_get(engine, chan);
- if (engctx)
- break;
- }
- en++;
- }
- if (!engctx)
- en = orig_en;
- }
-
- nv_error(priv, "trapped %s at 0x%02x%04x%04x on channel 0x%08x [%s] ",
- (trap[5] & 0x00000100) ? "read" : "write",
- trap[5] & 0xff, trap[4] & 0xffff, trap[3] & 0xffff, chan,
- nvkm_client_name(engctx));
-
- nvkm_engctx_put(engctx);
-
- if (en)
- pr_cont("%s/", en->name);
- else
- pr_cont("%02x/", st0);
-
+ re = nvkm_enum_find(vm_fault , st1);
cl = nvkm_enum_find(vm_client, st2);
- if (cl)
- pr_cont("%s/", cl->name);
- else
- pr_cont("%02x/", st2);
-
- if (cl && cl->data) cl = nvkm_enum_find(cl->data, st3);
- else if (en && en->data) cl = nvkm_enum_find(en->data, st3);
- else cl = NULL;
- if (cl)
- pr_cont("%s", cl->name);
- else
- pr_cont("%02x", st3);
-
- pr_cont(" reason: ");
- en = nvkm_enum_find(vm_fault, st1);
- if (en)
- pr_cont("%s\n", en->name);
- else
- pr_cont("0x%08x\n", st1);
+ if (cl && cl->data) sc = nvkm_enum_find(cl->data, st3);
+ else if (en && en->data) sc = nvkm_enum_find(en->data, st3);
+ else sc = NULL;
+
+ chan = nvkm_fifo_chan_inst(fifo, inst, &flags);
+ nvkm_error(subdev, "trapped %s at %02x%04x%04x on channel %d [%08x %s] "
+ "engine %02x [%s] client %02x [%s] "
+ "subclient %02x [%s] reason %08x [%s]\n",
+ (trap[5] & 0x00000100) ? "read" : "write",
+ trap[5] & 0xff, trap[4] & 0xffff, trap[3] & 0xffff,
+ chan ? chan->chid : -1, inst,
+ chan ? chan->object.client->name : "unknown",
+ st0, en ? en->name : "",
+ st2, cl ? cl->name : "", st3, sc ? sc->name : "",
+ st1, re ? re->name : "");
+ nvkm_fifo_chan_put(fifo, flags, &chan);
}
-int
-nv50_fb_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
- struct nvkm_oclass *oclass, void *data, u32 size,
- struct nvkm_object **pobject)
+static void
+nv50_fb_init(struct nvkm_fb *base)
{
- struct nvkm_device *device = nv_device(parent);
- struct nv50_fb_priv *priv;
- int ret;
-
- ret = nvkm_fb_create(parent, engine, oclass, &priv);
- *pobject = nv_object(priv);
- if (ret)
- return ret;
+ struct nv50_fb *fb = nv50_fb(base);
+ struct nvkm_device *device = fb->base.subdev.device;
- priv->r100c08_page = alloc_page(GFP_KERNEL | __GFP_ZERO);
- if (priv->r100c08_page) {
- priv->r100c08 = dma_map_page(nv_device_base(device),
- priv->r100c08_page, 0, PAGE_SIZE,
- DMA_BIDIRECTIONAL);
- if (dma_mapping_error(nv_device_base(device), priv->r100c08))
- return -EFAULT;
- } else {
- nv_warn(priv, "failed 0x100c08 page alloc\n");
- }
+ /* Not a clue what this is exactly. Without pointing it at a
+ * scratch page, VRAM->GART blits with M2MF (as in DDX DFS)
+ * cause IOMMU "read from address 0" errors (rh#561267)
+ */
+ nvkm_wr32(device, 0x100c08, fb->r100c08 >> 8);
- nv_subdev(priv)->intr = nv50_fb_intr;
- return 0;
+ /* This is needed to get meaningful information from 100c90
+ * on traps. No idea what these values mean exactly. */
+ nvkm_wr32(device, 0x100c90, fb->func->trap);
}
-void
-nv50_fb_dtor(struct nvkm_object *object)
+static void *
+nv50_fb_dtor(struct nvkm_fb *base)
{
- struct nvkm_device *device = nv_device(object);
- struct nv50_fb_priv *priv = (void *)object;
+ struct nv50_fb *fb = nv50_fb(base);
+ struct nvkm_device *device = fb->base.subdev.device;
- if (priv->r100c08_page) {
- dma_unmap_page(nv_device_base(device), priv->r100c08, PAGE_SIZE,
+ if (fb->r100c08_page) {
+ dma_unmap_page(device->dev, fb->r100c08, PAGE_SIZE,
DMA_BIDIRECTIONAL);
- __free_page(priv->r100c08_page);
+ __free_page(fb->r100c08_page);
}
- nvkm_fb_destroy(&priv->base);
+ return fb;
}
+static const struct nvkm_fb_func
+nv50_fb_ = {
+ .dtor = nv50_fb_dtor,
+ .init = nv50_fb_init,
+ .intr = nv50_fb_intr,
+ .ram_new = nv50_fb_ram_new,
+ .memtype_valid = nv50_fb_memtype_valid,
+};
+
int
-nv50_fb_init(struct nvkm_object *object)
+nv50_fb_new_(const struct nv50_fb_func *func, struct nvkm_device *device,
+ int index, struct nvkm_fb **pfb)
{
- struct nv50_fb_impl *impl = (void *)object->oclass;
- struct nv50_fb_priv *priv = (void *)object;
- int ret;
-
- ret = nvkm_fb_init(&priv->base);
- if (ret)
- return ret;
-
- /* Not a clue what this is exactly. Without pointing it at a
- * scratch page, VRAM->GART blits with M2MF (as in DDX DFS)
- * cause IOMMU "read from address 0" errors (rh#561267)
- */
- nv_wr32(priv, 0x100c08, priv->r100c08 >> 8);
+ struct nv50_fb *fb;
+
+ if (!(fb = kzalloc(sizeof(*fb), GFP_KERNEL)))
+ return -ENOMEM;
+ nvkm_fb_ctor(&nv50_fb_, device, index, &fb->base);
+ fb->func = func;
+ *pfb = &fb->base;
+
+ fb->r100c08_page = alloc_page(GFP_KERNEL | __GFP_ZERO);
+ if (fb->r100c08_page) {
+ fb->r100c08 = dma_map_page(device->dev, fb->r100c08_page, 0,
+ PAGE_SIZE, DMA_BIDIRECTIONAL);
+ if (dma_mapping_error(device->dev, fb->r100c08))
+ return -EFAULT;
+ } else {
+ nvkm_warn(&fb->base.subdev, "failed 100c08 page alloc\n");
+ }
- /* This is needed to get meaningful information from 100c90
- * on traps. No idea what these values mean exactly. */
- nv_wr32(priv, 0x100c90, impl->trap);
return 0;
}
-struct nvkm_oclass *
-nv50_fb_oclass = &(struct nv50_fb_impl) {
- .base.base.handle = NV_SUBDEV(FB, 0x50),
- .base.base.ofuncs = &(struct nvkm_ofuncs) {
- .ctor = nv50_fb_ctor,
- .dtor = nv50_fb_dtor,
- .init = nv50_fb_init,
- .fini = _nvkm_fb_fini,
- },
- .base.memtype = nv50_fb_memtype_valid,
- .base.ram = &nv50_ram_oclass,
+static const struct nv50_fb_func
+nv50_fb = {
+ .ram_new = nv50_ram_new,
.trap = 0x000707ff,
-}.base.base;
+};
+
+int
+nv50_fb_new(struct nvkm_device *device, int index, struct nvkm_fb **pfb)
+{
+ return nv50_fb_new_(&nv50_fb, device, index, pfb);
+}