drm/nouveau/xtensa: directly use instmem for ucode image
authorBen Skeggs <bskeggs@redhat.com>
Thu, 20 Aug 2015 04:54:17 +0000 (14:54 +1000)
committerBen Skeggs <bskeggs@redhat.com>
Fri, 28 Aug 2015 02:40:37 +0000 (12:40 +1000)
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
drivers/gpu/drm/nouveau/include/nvkm/engine/xtensa.h
drivers/gpu/drm/nouveau/nvkm/engine/xtensa.c

index 5bd4b6e..b05babf 100644 (file)
@@ -1,13 +1,12 @@
 #ifndef __NVKM_XTENSA_H__
 #define __NVKM_XTENSA_H__
 #include <core/engine.h>
-struct nvkm_gpuobj;
 
 struct nvkm_xtensa {
        struct nvkm_engine engine;
 
        u32 addr;
-       struct nvkm_gpuobj *gpu_fw;
+       struct nvkm_memory *gpu_fw;
        u32 fifo_val;
        u32 unkd28;
 };
index 45dd8b8..6ffc6c4 100644 (file)
@@ -88,6 +88,7 @@ _nvkm_xtensa_init(struct nvkm_object *object)
        const struct firmware *fw;
        char name[32];
        int i, ret;
+       u64 addr, size;
        u32 tmp;
 
        ret = nvkm_engine_init_old(&xtensa->engine);
@@ -110,16 +111,14 @@ _nvkm_xtensa_init(struct nvkm_object *object)
                        return -EINVAL;
                }
 
-               ret = nvkm_gpuobj_new(object, NULL, 0x40000, 0x1000, 0,
+               ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST,
+                                     0x40000, 0x1000, false,
                                      &xtensa->gpu_fw);
                if (ret) {
                        release_firmware(fw);
                        return ret;
                }
 
-               nvkm_debug(subdev, "Loading firmware to address: %010llx\n",
-                          xtensa->gpu_fw->addr);
-
                nvkm_kmap(xtensa->gpu_fw);
                for (i = 0; i < fw->size / 4; i++)
                        nvkm_wo32(xtensa->gpu_fw, i * 4, *((u32 *)fw->data + i));
@@ -127,6 +126,9 @@ _nvkm_xtensa_init(struct nvkm_object *object)
                release_firmware(fw);
        }
 
+       addr = nvkm_memory_addr(xtensa->gpu_fw);
+       size = nvkm_memory_size(xtensa->gpu_fw);
+
        nvkm_wr32(device, base + 0xd10, 0x1fffffff); /* ?? */
        nvkm_wr32(device, base + 0xd08, 0x0fffffff); /* ?? */
 
@@ -134,9 +136,9 @@ _nvkm_xtensa_init(struct nvkm_object *object)
        nvkm_wr32(device, base + 0xc20, 0x3f); /* INTR */
        nvkm_wr32(device, base + 0xd84, 0x3f); /* INTR_EN */
 
-       nvkm_wr32(device, base + 0xcc0, xtensa->gpu_fw->addr >> 8); /* XT_REGION_BASE */
+       nvkm_wr32(device, base + 0xcc0, addr >> 8); /* XT_REGION_BASE */
        nvkm_wr32(device, base + 0xcc4, 0x1c); /* XT_REGION_SETUP */
-       nvkm_wr32(device, base + 0xcc8, xtensa->gpu_fw->size >> 8); /* XT_REGION_LIMIT */
+       nvkm_wr32(device, base + 0xcc8, size >> 8); /* XT_REGION_LIMIT */
 
        tmp = nvkm_rd32(device, 0x0);
        nvkm_wr32(device, base + 0xde0, tmp); /* SCRATCH_H2X */
@@ -159,7 +161,7 @@ _nvkm_xtensa_fini(struct nvkm_object *object, bool suspend)
        nvkm_wr32(device, base + 0xd94, 0); /* FIFO_CTRL */
 
        if (!suspend)
-               nvkm_gpuobj_ref(NULL, &xtensa->gpu_fw);
+               nvkm_memory_del(&xtensa->gpu_fw);
 
        return nvkm_engine_fini_old(&xtensa->engine, suspend);
 }