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path: root/drivers/gpu/drm/nouveau/nvkm/engine/ce/gt215.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/engine/ce/gt215.c')
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/engine/ce/gt215.c144
1 files changed, 38 insertions, 106 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/ce/gt215.c b/drivers/gpu/drm/nouveau/nvkm/engine/ce/gt215.c
index d8bb4293bc11..402dcbcc2192 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/ce/gt215.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/ce/gt215.c
@@ -21,50 +21,15 @@
*
* Authors: Ben Skeggs
*/
-#include <engine/ce.h>
-#include <engine/falcon.h>
-#include <engine/fifo.h>
+#include "priv.h"
#include "fuc/gt215.fuc3.h"
#include <core/client.h>
-#include <core/device.h>
#include <core/enum.h>
+#include <core/gpuobj.h>
+#include <engine/fifo.h>
-struct gt215_ce_priv {
- struct nvkm_falcon base;
-};
-
-/*******************************************************************************
- * Copy object classes
- ******************************************************************************/
-
-static struct nvkm_oclass
-gt215_ce_sclass[] = {
- { 0x85b5, &nvkm_object_ofuncs },
- {}
-};
-
-/*******************************************************************************
- * PCE context
- ******************************************************************************/
-
-static struct nvkm_oclass
-gt215_ce_cclass = {
- .handle = NV_ENGCTX(CE0, 0xa3),
- .ofuncs = &(struct nvkm_ofuncs) {
- .ctor = _nvkm_falcon_context_ctor,
- .dtor = _nvkm_falcon_context_dtor,
- .init = _nvkm_falcon_context_init,
- .fini = _nvkm_falcon_context_fini,
- .rd32 = _nvkm_falcon_context_rd32,
- .wr32 = _nvkm_falcon_context_wr32,
-
- },
-};
-
-/*******************************************************************************
- * PCE engine/subdev functions
- ******************************************************************************/
+#include <nvif/class.h>
static const struct nvkm_enum
gt215_ce_isr_error_name[] = {
@@ -75,78 +40,45 @@ gt215_ce_isr_error_name[] = {
};
void
-gt215_ce_intr(struct nvkm_subdev *subdev)
+gt215_ce_intr(struct nvkm_falcon *ce, struct nvkm_fifo_chan *chan)
{
- struct nvkm_fifo *pfifo = nvkm_fifo(subdev);
- struct nvkm_engine *engine = nv_engine(subdev);
- struct nvkm_falcon *falcon = (void *)subdev;
- struct nvkm_object *engctx;
- u32 dispatch = nv_ro32(falcon, 0x01c);
- u32 stat = nv_ro32(falcon, 0x008) & dispatch & ~(dispatch >> 16);
- u64 inst = nv_ro32(falcon, 0x050) & 0x3fffffff;
- u32 ssta = nv_ro32(falcon, 0x040) & 0x0000ffff;
- u32 addr = nv_ro32(falcon, 0x040) >> 16;
+ struct nvkm_subdev *subdev = &ce->engine.subdev;
+ struct nvkm_device *device = subdev->device;
+ const u32 base = (subdev->index - NVKM_ENGINE_CE0) * 0x1000;
+ u32 ssta = nvkm_rd32(device, 0x104040 + base) & 0x0000ffff;
+ u32 addr = nvkm_rd32(device, 0x104040 + base) >> 16;
u32 mthd = (addr & 0x07ff) << 2;
u32 subc = (addr & 0x3800) >> 11;
- u32 data = nv_ro32(falcon, 0x044);
- int chid;
-
- engctx = nvkm_engctx_get(engine, inst);
- chid = pfifo->chid(pfifo, engctx);
-
- if (stat & 0x00000040) {
- nv_error(falcon, "DISPATCH_ERROR [");
- nvkm_enum_print(gt215_ce_isr_error_name, ssta);
- pr_cont("] ch %d [0x%010llx %s] subc %d mthd 0x%04x data 0x%08x\n",
- chid, inst << 12, nvkm_client_name(engctx), subc,
- mthd, data);
- nv_wo32(falcon, 0x004, 0x00000040);
- stat &= ~0x00000040;
- }
+ u32 data = nvkm_rd32(device, 0x104044 + base);
+ const struct nvkm_enum *en =
+ nvkm_enum_find(gt215_ce_isr_error_name, ssta);
+
+ nvkm_error(subdev, "DISPATCH_ERROR %04x [%s] ch %d [%010llx %s] "
+ "subc %d mthd %04x data %08x\n", ssta,
+ en ? en->name : "", chan ? chan->chid : -1,
+ chan ? chan->inst->addr : 0,
+ chan ? chan->object.client->name : "unknown",
+ subc, mthd, data);
+}
- if (stat) {
- nv_error(falcon, "unhandled intr 0x%08x\n", stat);
- nv_wo32(falcon, 0x004, stat);
+static const struct nvkm_falcon_func
+gt215_ce = {
+ .code.data = gt215_ce_code,
+ .code.size = sizeof(gt215_ce_code),
+ .data.data = gt215_ce_data,
+ .data.size = sizeof(gt215_ce_data),
+ .pmc_enable = 0x00802000,
+ .intr = gt215_ce_intr,
+ .sclass = {
+ { -1, -1, GT212_DMA },
+ {}
}
+};
- nvkm_engctx_put(engctx);
-}
-
-static int
-gt215_ce_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
- struct nvkm_oclass *oclass, void *data, u32 size,
- struct nvkm_object **pobject)
+int
+gt215_ce_new(struct nvkm_device *device, int index,
+ struct nvkm_engine **pengine)
{
- bool enable = (nv_device(parent)->chipset != 0xaf);
- struct gt215_ce_priv *priv;
- int ret;
-
- ret = nvkm_falcon_create(parent, engine, oclass, 0x104000, enable,
- "PCE0", "ce0", &priv);
- *pobject = nv_object(priv);
- if (ret)
- return ret;
-
- nv_subdev(priv)->unit = 0x00802000;
- nv_subdev(priv)->intr = gt215_ce_intr;
- nv_engine(priv)->cclass = &gt215_ce_cclass;
- nv_engine(priv)->sclass = gt215_ce_sclass;
- nv_falcon(priv)->code.data = gt215_pce_code;
- nv_falcon(priv)->code.size = sizeof(gt215_pce_code);
- nv_falcon(priv)->data.data = gt215_pce_data;
- nv_falcon(priv)->data.size = sizeof(gt215_pce_data);
- return 0;
+ return nvkm_falcon_new_(&gt215_ce, device, index,
+ (device->chipset != 0xaf), 0x104000, pengine);
}
-
-struct nvkm_oclass
-gt215_ce_oclass = {
- .handle = NV_ENGINE(CE0, 0xa3),
- .ofuncs = &(struct nvkm_ofuncs) {
- .ctor = gt215_ce_ctor,
- .dtor = _nvkm_falcon_dtor,
- .init = _nvkm_falcon_init,
- .fini = _nvkm_falcon_fini,
- .rd32 = _nvkm_falcon_rd32,
- .wr32 = _nvkm_falcon_wr32,
- },
-};