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drm/nouveau/devinit: bump priv ring timeouts before executing scripts 

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2014-11-26 08:51:10 +10:00
parent 15606cb466
commit c49c0b4411
2 changed files with 10 additions and 1 deletions
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2
drivers/gpu/drm/nouveau/core/include/core/device.h
View File

@ -16,6 +16,7 @@ enum nv_subdev_type {
* to during POST.
*/
NVDEV_SUBDEV_DEVINIT,
NVDEV_SUBDEV_IBUS,
NVDEV_SUBDEV_GPIO,
NVDEV_SUBDEV_I2C,
NVDEV_SUBDEV_DEVINIT_LAST = NVDEV_SUBDEV_I2C,
@ -31,7 +32,6 @@ enum nv_subdev_type {
NVDEV_SUBDEV_TIMER,
NVDEV_SUBDEV_FB,
NVDEV_SUBDEV_LTC,
NVDEV_SUBDEV_IBUS,
NVDEV_SUBDEV_INSTMEM,
NVDEV_SUBDEV_VM,
NVDEV_SUBDEV_BAR,

9
drivers/gpu/drm/nouveau/core/subdev/devinit/nv50.c
View File

@ -26,6 +26,7 @@
#include <subdev/bios/dcb.h>
#include <subdev/bios/disp.h>
#include <subdev/bios/init.h>
#include <subdev/ibus.h>
#include <subdev/vga.h>
#include "nv50.h"
@ -91,6 +92,7 @@ int
nv50_devinit_init(struct nouveau_object *object)
{
struct nouveau_bios *bios = nouveau_bios(object);
struct nouveau_ibus *ibus = nouveau_ibus(object);
struct nv50_devinit_priv *priv = (void *)object;
struct nvbios_outp info;
struct dcb_output outp;
@ -105,6 +107,13 @@ nv50_devinit_init(struct nouveau_object *object)
}
}
/* some boards appear to require certain priv register timeouts
* to be bumped before runing devinit scripts. not a clue why
* the vbios engineers didn't make the scripts just work...
*/
if (priv->base.post && ibus)
nv_ofuncs(ibus)->init(nv_object(ibus));
ret = nouveau_devinit_init(&priv->base);
if (ret)
return ret;