mirror of
https://github.com/torvalds/linux.git
synced 2024-12-27 13:22:23 +00:00
112d20ad5c
On older cards (<nv17) scanout gets blocked when the ROM is being accessed. PROM access usually comes out enabled from suspend, switch it off. Signed-off-by: Francisco Jerez <currojerez@riseup.net> Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
25 lines
435 B
C
25 lines
435 B
C
#include "drmP.h"
|
|
#include "drm.h"
|
|
#include "nouveau_drv.h"
|
|
#include "nouveau_drm.h"
|
|
|
|
int
|
|
nv04_mc_init(struct drm_device *dev)
|
|
{
|
|
/* Power up everything, resetting each individual unit will
|
|
* be done later if needed.
|
|
*/
|
|
|
|
nv_wr32(dev, NV03_PMC_ENABLE, 0xFFFFFFFF);
|
|
|
|
/* Disable PROM access. */
|
|
nv_wr32(dev, NV_PBUS_PCI_NV_20, NV_PBUS_PCI_NV_20_ROM_SHADOW_ENABLED);
|
|
|
|
return 0;
|
|
}
|
|
|
|
void
|
|
nv04_mc_takedown(struct drm_device *dev)
|
|
{
|
|
}
|