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drm/nouveau/falcon: fix IMEM port access

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All IMEM registers are duplicated per port.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Alexandre Courbot 2017-02-14 15:55:23 +09:00 committed by Ben Skeggs
parent ca179c852a
commit 17c602e376
1 changed files with 6 additions and 5 deletions
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11
drivers/gpu/drm/nouveau/nvkm/falcon/v1.c
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@ -40,8 +40,8 @@ nvkm_falcon_v1_load_imem(struct nvkm_falcon *falcon, void *data, u32 start,
for (i = 0; i < size / 4; i++) {
/* write new tag every 256B */
if ((i & 0x3f) == 0)
nvkm_falcon_wr32(falcon, 0x188, tag++);
nvkm_falcon_wr32(falcon, 0x184, ((u32 *)data)[i]);
nvkm_falcon_wr32(falcon, 0x188 + (port * 16), tag++);
nvkm_falcon_wr32(falcon, 0x184 + (port * 16), ((u32 *)data)[i]);
}
/*
@ -53,14 +53,15 @@ nvkm_falcon_v1_load_imem(struct nvkm_falcon *falcon, void *data, u32 start,
/* write new tag every 256B */
if ((i & 0x3f) == 0)
nvkm_falcon_wr32(falcon, 0x188, tag++);
nvkm_falcon_wr32(falcon, 0x184, extra & (BIT(rem * 8) - 1));
nvkm_falcon_wr32(falcon, 0x188 + (port * 16), tag++);
nvkm_falcon_wr32(falcon, 0x184 + (port * 16),
extra & (BIT(rem * 8) - 1));
++i;
}
/* code must be padded to 0x40 words */
for (; i & 0x3f; i++)
nvkm_falcon_wr32(falcon, 0x184, 0);
nvkm_falcon_wr32(falcon, 0x184 + (port * 16), 0);
}
static void