system/freebsd-src
system/freebsd-src
1
0
Fork 0
mirror of https://github.com/freebsd/freebsd-src synced 2024-10-17 22:04:40 +00:00
Code Issues Packages Projects Releases Wiki Activity

Fix error in busmaster enable logic

Browse source 
rs400/rs480 should clear the RADEON_BUS_MASTER_DIS bit.  This should get
the rs485 IGP chips going again.

Approved by:	jhb (mentor)
Obtained from:	drm git master
This commit is contained in:
Robert Noland 2008-10-27 21:24:34 +00:00
parent 38cbf617d3
commit f3dcc5387b
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=184375
1 changed files with 4 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
sys/dev/drm/radeon_cp.c
View file

@ -660,8 +660,10 @@ static void radeon_cp_init_ring_buffer(struct drm_device * dev,
/* rs600/rs690/rs740 */
tmp = RADEON_READ(RADEON_BUS_CNTL) & ~RS600_BUS_MASTER_DIS;
RADEON_WRITE(RADEON_BUS_CNTL, tmp);
} else if (!(((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV380) ||
((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R423))) {
} else if (((dev_priv->flags & RADEON_FAMILY_MASK) <= CHIP_RV350) ||
((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R420) ||
((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS400) ||
((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS480)) {
/* r1xx, r2xx, r300, r(v)350, r420/r481, rs400/rs480 */
tmp = RADEON_READ(RADEON_BUS_CNTL) & ~RADEON_BUS_MASTER_DIS;
RADEON_WRITE(RADEON_BUS_CNTL, tmp);