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drm/nouveau/pwr: wait for scrubbers to finish before uploading new ucode

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Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2014-08-18 12:41:57 +10:00
parent 4417be553c
commit a2410f5a0f
1 changed files with 2 additions and 3 deletions
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5
drivers/gpu/drm/nouveau/core/subdev/pwr/base.c
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@ -203,9 +203,8 @@ _nouveau_pwr_init(struct nouveau_object *object)
nv_wait(ppwr, 0x10a04c, 0xffffffff, 0x00000000);
nv_mask(ppwr, 0x000200, 0x00002000, 0x00000000);
nv_mask(ppwr, 0x000200, 0x00002000, 0x00002000);
/* At least one GM107 needs this delay after reset */
udelay(20);
nv_rd32(ppwr, 0x000200);
nv_wait(ppwr, 0x10a10c, 0x00000006, 0x00000000);
/* upload data segment */
nv_wr32(ppwr, 0x10a1c0, 0x01000000);