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path: root/drivers/char/drm/radeon_cp.c
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Diffstat (limited to 'drivers/char/drm/radeon_cp.c')
-rw-r--r--drivers/char/drm/radeon_cp.c72
1 files changed, 42 insertions, 30 deletions
diff --git a/drivers/char/drm/radeon_cp.c b/drivers/char/drm/radeon_cp.c
index 5ad43ba7b5a..5ed96568829 100644
--- a/drivers/char/drm/radeon_cp.c
+++ b/drivers/char/drm/radeon_cp.c
@@ -864,13 +864,13 @@ static int radeon_do_pixcache_flush(drm_radeon_private_t * dev_priv)
dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE;
- tmp = RADEON_READ(RADEON_RB2D_DSTCACHE_CTLSTAT);
- tmp |= RADEON_RB2D_DC_FLUSH_ALL;
- RADEON_WRITE(RADEON_RB2D_DSTCACHE_CTLSTAT, tmp);
+ tmp = RADEON_READ(RADEON_RB3D_DSTCACHE_CTLSTAT);
+ tmp |= RADEON_RB3D_DC_FLUSH_ALL;
+ RADEON_WRITE(RADEON_RB3D_DSTCACHE_CTLSTAT, tmp);
for (i = 0; i < dev_priv->usec_timeout; i++) {
- if (!(RADEON_READ(RADEON_RB2D_DSTCACHE_CTLSTAT)
- & RADEON_RB2D_DC_BUSY)) {
+ if (!(RADEON_READ(RADEON_RB3D_DSTCACHE_CTLSTAT)
+ & RADEON_RB3D_DC_BUSY)) {
return 0;
}
DRM_UDELAY(1);
@@ -1130,7 +1130,7 @@ static void radeon_cp_init_ring_buffer(drm_device_t * dev,
| (dev_priv->fb_location >> 16));
#if __OS_HAS_AGP
- if (dev_priv->flags & CHIP_IS_AGP) {
+ if (dev_priv->flags & RADEON_IS_AGP) {
RADEON_WRITE(RADEON_AGP_BASE, (unsigned int)dev->agp->base);
RADEON_WRITE(RADEON_MC_AGP_LOCATION,
(((dev_priv->gart_vm_start - 1 +
@@ -1158,7 +1158,7 @@ static void radeon_cp_init_ring_buffer(drm_device_t * dev,
dev_priv->ring.tail = cur_read_ptr;
#if __OS_HAS_AGP
- if (dev_priv->flags & CHIP_IS_AGP) {
+ if (dev_priv->flags & RADEON_IS_AGP) {
RADEON_WRITE(RADEON_CP_RB_RPTR_ADDR,
dev_priv->ring_rptr->offset
- dev->agp->base + dev_priv->gart_vm_start);
@@ -1258,6 +1258,13 @@ static void radeon_test_writeback(drm_radeon_private_t * dev_priv)
dev_priv->writeback_works = 0;
DRM_INFO("writeback forced off\n");
}
+
+ if (!dev_priv->writeback_works) {
+ /* Disable writeback to avoid unnecessary bus master transfer */
+ RADEON_WRITE(RADEON_CP_RB_CNTL, RADEON_READ(RADEON_CP_RB_CNTL) |
+ RADEON_RB_NO_UPDATE);
+ RADEON_WRITE(RADEON_SCRATCH_UMSK, 0);
+ }
}
/* Enable or disable PCI-E GART on the chip */
@@ -1295,7 +1302,7 @@ static void radeon_set_pcigart(drm_radeon_private_t * dev_priv, int on)
{
u32 tmp;
- if (dev_priv->flags & CHIP_IS_PCIE) {
+ if (dev_priv->flags & RADEON_IS_PCIE) {
radeon_set_pciegart(dev_priv, on);
return;
}
@@ -1333,20 +1340,22 @@ static int radeon_do_init_cp(drm_device_t * dev, drm_radeon_init_t * init)
DRM_DEBUG("\n");
/* if we require new memory map but we don't have it fail */
- if ((dev_priv->flags & CHIP_NEW_MEMMAP) && !dev_priv->new_memmap)
- {
- DRM_ERROR("Cannot initialise DRM on this card\nThis card requires a new X.org DDX\n");
+ if ((dev_priv->flags & RADEON_NEW_MEMMAP) && !dev_priv->new_memmap) {
+ DRM_ERROR("Cannot initialise DRM on this card\nThis card requires a new X.org DDX for 3D\n");
radeon_do_cleanup_cp(dev);
return DRM_ERR(EINVAL);
}
- if (init->is_pci && (dev_priv->flags & CHIP_IS_AGP))
- {
+ if (init->is_pci && (dev_priv->flags & RADEON_IS_AGP)) {
DRM_DEBUG("Forcing AGP card to PCI mode\n");
- dev_priv->flags &= ~CHIP_IS_AGP;
+ dev_priv->flags &= ~RADEON_IS_AGP;
+ } else if (!(dev_priv->flags & (RADEON_IS_AGP | RADEON_IS_PCI | RADEON_IS_PCIE))
+ && !init->is_pci) {
+ DRM_DEBUG("Restoring AGP flag\n");
+ dev_priv->flags |= RADEON_IS_AGP;
}
- if ((!(dev_priv->flags & CHIP_IS_AGP)) && !dev->sg) {
+ if ((!(dev_priv->flags & RADEON_IS_AGP)) && !dev->sg) {
DRM_ERROR("PCI GART memory not allocated!\n");
radeon_do_cleanup_cp(dev);
return DRM_ERR(EINVAL);
@@ -1489,7 +1498,7 @@ static int radeon_do_init_cp(drm_device_t * dev, drm_radeon_init_t * init)
init->sarea_priv_offset);
#if __OS_HAS_AGP
- if (dev_priv->flags & CHIP_IS_AGP) {
+ if (dev_priv->flags & RADEON_IS_AGP) {
drm_core_ioremap(dev_priv->cp_ring, dev);
drm_core_ioremap(dev_priv->ring_rptr, dev);
drm_core_ioremap(dev->agp_buffer_map, dev);
@@ -1548,7 +1557,7 @@ static int radeon_do_init_cp(drm_device_t * dev, drm_radeon_init_t * init)
* align it down.
*/
#if __OS_HAS_AGP
- if (dev_priv->flags & CHIP_IS_AGP) {
+ if (dev_priv->flags & RADEON_IS_AGP) {
base = dev->agp->base;
/* Check if valid */
if ((base + dev_priv->gart_size) > dev_priv->fb_location &&
@@ -1578,7 +1587,7 @@ static int radeon_do_init_cp(drm_device_t * dev, drm_radeon_init_t * init)
}
#if __OS_HAS_AGP
- if (dev_priv->flags & CHIP_IS_AGP)
+ if (dev_priv->flags & RADEON_IS_AGP)
dev_priv->gart_buffers_offset = (dev->agp_buffer_map->offset
- dev->agp->base
+ dev_priv->gart_vm_start);
@@ -1604,7 +1613,7 @@ static int radeon_do_init_cp(drm_device_t * dev, drm_radeon_init_t * init)
dev_priv->ring.high_mark = RADEON_RING_HIGH_MARK;
#if __OS_HAS_AGP
- if (dev_priv->flags & CHIP_IS_AGP) {
+ if (dev_priv->flags & RADEON_IS_AGP) {
/* Turn off PCI GART */
radeon_set_pcigart(dev_priv, 0);
} else
@@ -1624,7 +1633,7 @@ static int radeon_do_init_cp(drm_device_t * dev, drm_radeon_init_t * init)
dev_priv->gart_info.mapping.handle;
dev_priv->gart_info.is_pcie =
- !!(dev_priv->flags & CHIP_IS_PCIE);
+ !!(dev_priv->flags & RADEON_IS_PCIE);
dev_priv->gart_info.gart_table_location =
DRM_ATI_GART_FB;
@@ -1636,7 +1645,7 @@ static int radeon_do_init_cp(drm_device_t * dev, drm_radeon_init_t * init)
DRM_ATI_GART_MAIN;
dev_priv->gart_info.addr = NULL;
dev_priv->gart_info.bus_addr = 0;
- if (dev_priv->flags & CHIP_IS_PCIE) {
+ if (dev_priv->flags & RADEON_IS_PCIE) {
DRM_ERROR
("Cannot use PCI Express without GART in FB memory\n");
radeon_do_cleanup_cp(dev);
@@ -1678,7 +1687,7 @@ static int radeon_do_cleanup_cp(drm_device_t * dev)
drm_irq_uninstall(dev);
#if __OS_HAS_AGP
- if (dev_priv->flags & CHIP_IS_AGP) {
+ if (dev_priv->flags & RADEON_IS_AGP) {
if (dev_priv->cp_ring != NULL) {
drm_core_ioremapfree(dev_priv->cp_ring, dev);
dev_priv->cp_ring = NULL;
@@ -1733,7 +1742,7 @@ static int radeon_do_resume_cp(drm_device_t * dev)
DRM_DEBUG("Starting radeon_do_resume_cp()\n");
#if __OS_HAS_AGP
- if (dev_priv->flags & CHIP_IS_AGP) {
+ if (dev_priv->flags & RADEON_IS_AGP) {
/* Turn off PCI GART */
radeon_set_pcigart(dev_priv, 0);
} else
@@ -2177,13 +2186,15 @@ int radeon_driver_load(struct drm_device *dev, unsigned long flags)
dev->dev_private = (void *)dev_priv;
dev_priv->flags = flags;
- switch (flags & CHIP_FAMILY_MASK) {
+ switch (flags & RADEON_FAMILY_MASK) {
case CHIP_R100:
case CHIP_RV200:
case CHIP_R200:
case CHIP_R300:
+ case CHIP_R350:
case CHIP_R420:
- dev_priv->flags |= CHIP_HAS_HIERZ;
+ case CHIP_RV410:
+ dev_priv->flags |= RADEON_HAS_HIERZ;
break;
default:
/* all other chips have no hierarchical z buffer */
@@ -2191,13 +2202,14 @@ int radeon_driver_load(struct drm_device *dev, unsigned long flags)
}
if (drm_device_is_agp(dev))
- dev_priv->flags |= CHIP_IS_AGP;
-
- if (drm_device_is_pcie(dev))
- dev_priv->flags |= CHIP_IS_PCIE;
+ dev_priv->flags |= RADEON_IS_AGP;
+ else if (drm_device_is_pcie(dev))
+ dev_priv->flags |= RADEON_IS_PCIE;
+ else
+ dev_priv->flags |= RADEON_IS_PCI;
DRM_DEBUG("%s card detected\n",
- ((dev_priv->flags & CHIP_IS_AGP) ? "AGP" : (((dev_priv->flags & CHIP_IS_PCIE) ? "PCIE" : "PCI"))));
+ ((dev_priv->flags & RADEON_IS_AGP) ? "AGP" : (((dev_priv->flags & RADEON_IS_PCIE) ? "PCIE" : "PCI"))));
return ret;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-02 21:41:00 +0000