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radeon: PCIE cards don't appear to have explicit bus master

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This commit is contained in:
Dave Airlie 2008-10-07 04:47:54 +10:00
parent d0aff12052
commit 8e5f5ed189
1 changed files with 3 additions and 7 deletions
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10
shared-core/radeon_cp.c
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@ -658,16 +658,12 @@ static void radeon_cp_init_ring_buffer(struct drm_device * dev,
/* rs400, rs690/rs740 */
tmp = RADEON_READ(RADEON_BUS_CNTL) & ~RS400_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)) {
/* rv370/rv380, rv410, r423/r430/r480, r5xx */
tmp = RADEON_READ(RV370_BUS_CNTL) & ~RV370_PMI_BM_DIS;
RADEON_WRITE(RV370_BUS_CNTL, tmp);
} else {
} else if (!(((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV380) ||
((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R423))) {
/* r1xx, r2xx, r300, r(v)350, r420/r481, rs480 */
tmp = RADEON_READ(RADEON_BUS_CNTL) & ~RADEON_BUS_MASTER_DIS;
RADEON_WRITE(RADEON_BUS_CNTL, tmp);
}
} /* PCIE cards appears to not need this */
dev_priv->sarea_priv->last_frame = dev_priv->scratch[0] = 0;
RADEON_WRITE(RADEON_LAST_FRAME_REG, dev_priv->sarea_priv->last_frame);