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authorThomas Hellstrom <thomas-at-tungstengraphics-dot-com>2007-01-08 21:19:57 +1100
committerDave Airlie <airlied@linux.ie>2007-02-08 13:24:25 +1100
commit689692e73ea4b95c9fa5d5913eade33147db2e5a (patch)
tree7b6c843a7649f32affd7533092e97a6443b61a01 /drivers/char
parent76f625511e61f9d5561885c77d2ff1436ed83797 (diff)
downloadop-kernel-dev-689692e73ea4b95c9fa5d5913eade33147db2e5a.zip
op-kernel-dev-689692e73ea4b95c9fa5d5913eade33147db2e5a.tar.gz
via: add some new chipsets
Disable 3D functionality and AGP DMA for chipsets with the DX9 3D engine. Signed-off-by: Dave Airlie <airlied@linux.ie>
Diffstat (limited to 'drivers/char')
-rw-r--r--drivers/char/drm/drm_pciids.h4
-rw-r--r--drivers/char/drm/via_drv.h7
-rw-r--r--drivers/char/drm/via_irq.c16
-rw-r--r--drivers/char/drm/via_map.c3
-rw-r--r--drivers/char/drm/via_verifier.c20
5 files changed, 33 insertions, 17 deletions
diff --git a/drivers/char/drm/drm_pciids.h b/drivers/char/drm/drm_pciids.h
index 09398d5..ad54b84 100644
--- a/drivers/char/drm/drm_pciids.h
+++ b/drivers/char/drm/drm_pciids.h
@@ -226,12 +226,14 @@
{0x1106, 0x3022, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x1106, 0x3118, PCI_ANY_ID, PCI_ANY_ID, 0, 0, VIA_PRO_GROUP_A}, \
{0x1106, 0x3122, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
+ {0x1106, 0x7204, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x1106, 0x7205, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x1106, 0x3108, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x1106, 0x3304, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x1106, 0x3157, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x1106, 0x3344, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
- {0x1106, 0x7204, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
+ {0x1106, 0x3343, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
+ {0x1106, 0x3230, PCI_ANY_ID, PCI_ANY_ID, 0, 0, VIA_DX9_0}, \
{0, 0, 0}
#define i810_PCI_IDS \
diff --git a/drivers/char/drm/via_drv.h b/drivers/char/drm/via_drv.h
index d21b5b7..cfc20a0 100644
--- a/drivers/char/drm/via_drv.h
+++ b/drivers/char/drm/via_drv.h
@@ -79,7 +79,7 @@ typedef struct drm_via_private {
char pci_buf[VIA_PCI_BUF_SIZE];
const uint32_t *fire_offsets[VIA_FIRE_BUF_SIZE];
uint32_t num_fire_offsets;
- int pro_group_a;
+ int chipset;
drm_via_irq_t via_irqs[VIA_NUM_IRQS];
unsigned num_irqs;
maskarray_t *irq_masks;
@@ -96,8 +96,9 @@ typedef struct drm_via_private {
} drm_via_private_t;
enum via_family {
- VIA_OTHER = 0,
- VIA_PRO_GROUP_A,
+ VIA_OTHER = 0, /* Baseline */
+ VIA_PRO_GROUP_A, /* Another video engine and DMA commands */
+ VIA_DX9_0 /* Same video as pro_group_a, but 3D is unsupported */
};
/* VIA MMIO register access */
diff --git a/drivers/char/drm/via_irq.c b/drivers/char/drm/via_irq.c
index c33d068..1ac5941 100644
--- a/drivers/char/drm/via_irq.c
+++ b/drivers/char/drm/via_irq.c
@@ -258,12 +258,16 @@ void via_driver_irq_preinstall(drm_device_t * dev)
dev_priv->irq_enable_mask = VIA_IRQ_VBLANK_ENABLE;
dev_priv->irq_pending_mask = VIA_IRQ_VBLANK_PENDING;
- dev_priv->irq_masks = (dev_priv->pro_group_a) ?
- via_pro_group_a_irqs : via_unichrome_irqs;
- dev_priv->num_irqs = (dev_priv->pro_group_a) ?
- via_num_pro_group_a : via_num_unichrome;
- dev_priv->irq_map = (dev_priv->pro_group_a) ?
- via_irqmap_pro_group_a : via_irqmap_unichrome;
+ if (dev_priv->chipset == VIA_PRO_GROUP_A ||
+ dev_priv->chipset == VIA_DX9_0) {
+ dev_priv->irq_masks = via_pro_group_a_irqs;
+ dev_priv->num_irqs = via_num_pro_group_a;
+ dev_priv->irq_map = via_irqmap_pro_group_a;
+ } else {
+ dev_priv->irq_masks = via_unichrome_irqs;
+ dev_priv->num_irqs = via_num_unichrome;
+ dev_priv->irq_map = via_irqmap_unichrome;
+ }
for (i = 0; i < dev_priv->num_irqs; ++i) {
atomic_set(&cur_irq->irq_received, 0);
diff --git a/drivers/char/drm/via_map.c b/drivers/char/drm/via_map.c
index 782011e..4e3fc07 100644
--- a/drivers/char/drm/via_map.c
+++ b/drivers/char/drm/via_map.c
@@ -106,8 +106,7 @@ int via_driver_load(drm_device_t *dev, unsigned long chipset)
dev->dev_private = (void *)dev_priv;
- if (chipset == VIA_PRO_GROUP_A)
- dev_priv->pro_group_a = 1;
+ dev_priv->chipset = chipset;
ret = drm_sman_init(&dev_priv->sman, 2, 12, 8);
if (ret) {
diff --git a/drivers/char/drm/via_verifier.c b/drivers/char/drm/via_verifier.c
index 70c897c..24fc7cb 100644
--- a/drivers/char/drm/via_verifier.c
+++ b/drivers/char/drm/via_verifier.c
@@ -961,7 +961,13 @@ via_verify_command_stream(const uint32_t * buf, unsigned int size,
uint32_t cmd;
const uint32_t *buf_end = buf + (size >> 2);
verifier_state_t state = state_command;
- int pro_group_a = dev_priv->pro_group_a;
+ int cme_video;
+ int supported_3d;
+
+ cme_video = (dev_priv->chipset == VIA_PRO_GROUP_A ||
+ dev_priv->chipset == VIA_DX9_0);
+
+ supported_3d = dev_priv->chipset != VIA_DX9_0;
hc_state->dev = dev;
hc_state->unfinished = no_sequence;
@@ -986,17 +992,21 @@ via_verify_command_stream(const uint32_t * buf, unsigned int size,
state = via_check_vheader6(&buf, buf_end);
break;
case state_command:
- if (HALCYON_HEADER2 == (cmd = *buf))
+ if ((HALCYON_HEADER2 == (cmd = *buf)) &&
+ supported_3d)
state = state_header2;
else if ((cmd & HALCYON_HEADER1MASK) == HALCYON_HEADER1)
state = state_header1;
- else if (pro_group_a
+ else if (cme_video
&& (cmd & VIA_VIDEOMASK) == VIA_VIDEO_HEADER5)
state = state_vheader5;
- else if (pro_group_a
+ else if (cme_video
&& (cmd & VIA_VIDEOMASK) == VIA_VIDEO_HEADER6)
state = state_vheader6;
- else {
+ else if ((cmd == HALCYON_HEADER2) && !supported_3d) {
+ DRM_ERROR("Accelerated 3D is not supported on this chipset yet.\n");
+ state = state_error;
+ } else {
DRM_ERROR
("Invalid / Unimplemented DMA HEADER command. 0x%x\n",
cmd);
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