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drm/nouveau/graph: pad firmware code at load time

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Pad the microcode to a multiple of 0x40 words, otherwise firmware will
fail to run from non-prepadded firmware files.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Reviewed-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Alexandre Courbot 2014-05-02 18:32:40 +09:00 committed by Ben Skeggs
parent b7c852a646
commit 370eec76b6
1 changed files with 4 additions and 0 deletions
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4
drivers/gpu/drm/nouveau/core/engine/graph/nvc0.c
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@ -894,6 +894,10 @@ nvc0_graph_init_fw(struct nvc0_graph_priv *priv, u32 fuc_base,
nv_wr32(priv, fuc_base + 0x0188, i >> 6);
nv_wr32(priv, fuc_base + 0x0184, code->data[i]);
}
/* code must be padded to 0x40 words */
for (; i & 0x3f; i++)
nv_wr32(priv, fuc_base + 0x0184, 0);
}
static void