#define VIA_IRQ_HQV1_ENABLE (1 << 25)
#define VIA_IRQ_HQV0_PENDING (1 << 9)
#define VIA_IRQ_HQV1_PENDING (1 << 10)
+#define VIA_IRQ_DMA0_DD_ENABLE (1 << 20)
+#define VIA_IRQ_DMA0_TD_ENABLE (1 << 21)
+#define VIA_IRQ_DMA1_DD_ENABLE (1 << 22)
+#define VIA_IRQ_DMA1_TD_ENABLE (1 << 23)
+#define VIA_IRQ_DMA0_DD_PENDING (1 << 4)
+#define VIA_IRQ_DMA0_TD_PENDING (1 << 5)
+#define VIA_IRQ_DMA1_DD_PENDING (1 << 6)
+#define VIA_IRQ_DMA1_TD_PENDING (1 << 7)
+
/*
* Device-specific IRQs go here. This type might need to be extended with
{VIA_IRQ_HQV0_ENABLE, VIA_IRQ_HQV0_PENDING, 0x000003D0, 0x00008010,
0x00000000},
{VIA_IRQ_HQV1_ENABLE, VIA_IRQ_HQV1_PENDING, 0x000013D0, 0x00008010,
- 0x00000000}
+ 0x00000000},
+ {VIA_IRQ_DMA0_TD_ENABLE, VIA_IRQ_DMA0_TD_PENDING, VIA_PCI_DMA_CSR0,
+ VIA_DMA_CSR_TA | VIA_DMA_CSR_TD, 0x00000008},
+ {VIA_IRQ_DMA1_TD_ENABLE, VIA_IRQ_DMA1_TD_PENDING, VIA_PCI_DMA_CSR1,
+ VIA_DMA_CSR_TA | VIA_DMA_CSR_TD, 0x00000008},
};
static int via_num_pro_group_a =
sizeof(via_pro_group_a_irqs) / sizeof(maskarray_t);
+static int via_irqmap_pro_group_a[] = {0, 1, -1, 2, -1, 3};
-static maskarray_t via_unichrome_irqs[] = { };
+static maskarray_t via_unichrome_irqs[] = {
+ {VIA_IRQ_DMA0_TD_ENABLE, VIA_IRQ_DMA0_TD_PENDING, VIA_PCI_DMA_CSR0,
+ VIA_DMA_CSR_TA | VIA_DMA_CSR_TD, 0x00000008},
+ {VIA_IRQ_DMA1_TD_ENABLE, VIA_IRQ_DMA1_TD_PENDING, VIA_PCI_DMA_CSR1,
+ VIA_DMA_CSR_TA | VIA_DMA_CSR_TD, 0x00000008}
+};
static int via_num_unichrome = sizeof(via_unichrome_irqs) / sizeof(maskarray_t);
+static int via_irqmap_unichrome[] = {-1, -1, -1, 0, -1, 1};
static unsigned time_diff(struct timeval *now, struct timeval *then)
{
irqreturn_t via_driver_irq_handler(DRM_IRQ_ARGS)
{
- drm_device_t *dev = (drm_device_t *) arg;
+ struct drm_device *dev = (struct drm_device *) arg;
drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;
u32 status;
int handled = 0;
atomic_inc(&cur_irq->irq_received);
DRM_WAKEUP(&cur_irq->irq_queue);
handled = 1;
+ if (dev_priv->irq_map[drm_via_irq_dma0_td] == i) {
+ via_dmablit_handler(dev, 0, 1);
+ } else if (dev_priv->irq_map[drm_via_irq_dma1_td] == i) {
+ via_dmablit_handler(dev, 1, 1);
+ }
}
cur_irq++;
}
}
}
-int via_driver_vblank_wait(drm_device_t * dev, unsigned int *sequence)
+int via_driver_vblank_wait(struct drm_device * dev, unsigned int *sequence)
{
drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;
unsigned int cur_vblank;
}
static int
-via_driver_irq_wait(drm_device_t * dev, unsigned int irq, int force_sequence,
+via_driver_irq_wait(struct drm_device * dev, unsigned int irq, int force_sequence,
unsigned int *sequence)
{
drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;
unsigned int cur_irq_sequence;
- drm_via_irq_t *cur_irq = dev_priv->via_irqs;
+ drm_via_irq_t *cur_irq;
int ret = 0;
- maskarray_t *masks = dev_priv->irq_masks;
+ maskarray_t *masks;
+ int real_irq;
DRM_DEBUG("%s\n", __FUNCTION__);
if (!dev_priv) {
DRM_ERROR("%s called with no initialization\n", __FUNCTION__);
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
- if (irq >= dev_priv->num_irqs) {
+ if (irq >= drm_via_irq_num) {
DRM_ERROR("%s Trying to wait on unknown irq %d\n", __FUNCTION__,
irq);
- return DRM_ERR(EINVAL);
+ return -EINVAL;
+ }
+
+ real_irq = dev_priv->irq_map[irq];
+
+ if (real_irq < 0) {
+ DRM_ERROR("%s Video IRQ %d not available on this hardware.\n",
+ __FUNCTION__, irq);
+ return -EINVAL;
}
- cur_irq += irq;
+ masks = dev_priv->irq_masks;
+ cur_irq = dev_priv->via_irqs + real_irq;
- if (masks[irq][2] && !force_sequence) {
+ if (masks[real_irq][2] && !force_sequence) {
DRM_WAIT_ON(ret, cur_irq->irq_queue, 3 * DRM_HZ,
((VIA_READ(masks[irq][2]) & masks[irq][3]) ==
masks[irq][4]));
* drm_dma.h hooks
*/
-void via_driver_irq_preinstall(drm_device_t * dev)
+void via_driver_irq_preinstall(struct drm_device * dev)
{
drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;
u32 status;
- drm_via_irq_t *cur_irq = dev_priv->via_irqs;
+ drm_via_irq_t *cur_irq;
int i;
DRM_DEBUG("driver_irq_preinstall: dev_priv: %p\n", dev_priv);
if (dev_priv) {
+ cur_irq = dev_priv->via_irqs;
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;
+ 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);
dev_priv->last_vblank_valid = 0;
- // Clear VSync interrupt regs
+ /* Clear VSync interrupt regs */
status = VIA_READ(VIA_REG_INTERRUPT);
VIA_WRITE(VIA_REG_INTERRUPT, status &
~(dev_priv->irq_enable_mask));
}
}
-void via_driver_irq_postinstall(drm_device_t * dev)
+void via_driver_irq_postinstall(struct drm_device * dev)
{
drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;
u32 status;
}
}
-void via_driver_irq_uninstall(drm_device_t * dev)
+void via_driver_irq_uninstall(struct drm_device * dev)
{
drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;
u32 status;
}
}
-int via_wait_irq(DRM_IOCTL_ARGS)
+int via_wait_irq(struct drm_device *dev, void *data, struct drm_file *file_priv)
{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->head->dev;
- drm_via_irqwait_t __user *argp = (void __user *)data;
- drm_via_irqwait_t irqwait;
+ drm_via_irqwait_t *irqwait = data;
struct timeval now;
int ret = 0;
drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;
int force_sequence;
if (!dev->irq)
- return DRM_ERR(EINVAL);
+ return -EINVAL;
- DRM_COPY_FROM_USER_IOCTL(irqwait, argp, sizeof(irqwait));
- if (irqwait.request.irq >= dev_priv->num_irqs) {
+ if (irqwait->request.irq >= dev_priv->num_irqs) {
DRM_ERROR("%s Trying to wait on unknown irq %d\n", __FUNCTION__,
- irqwait.request.irq);
- return DRM_ERR(EINVAL);
+ irqwait->request.irq);
+ return -EINVAL;
}
- cur_irq += irqwait.request.irq;
+ cur_irq += irqwait->request.irq;
- switch (irqwait.request.type & ~VIA_IRQ_FLAGS_MASK) {
+ switch (irqwait->request.type & ~VIA_IRQ_FLAGS_MASK) {
case VIA_IRQ_RELATIVE:
- irqwait.request.sequence += atomic_read(&cur_irq->irq_received);
- irqwait.request.type &= ~_DRM_VBLANK_RELATIVE;
+ irqwait->request.sequence += atomic_read(&cur_irq->irq_received);
+ irqwait->request.type &= ~_DRM_VBLANK_RELATIVE;
case VIA_IRQ_ABSOLUTE:
break;
default:
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
- if (irqwait.request.type & VIA_IRQ_SIGNAL) {
+ if (irqwait->request.type & VIA_IRQ_SIGNAL) {
DRM_ERROR("%s Signals on Via IRQs not implemented yet.\n",
__FUNCTION__);
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
- force_sequence = (irqwait.request.type & VIA_IRQ_FORCE_SEQUENCE);
+ force_sequence = (irqwait->request.type & VIA_IRQ_FORCE_SEQUENCE);
- ret = via_driver_irq_wait(dev, irqwait.request.irq, force_sequence,
- &irqwait.request.sequence);
+ ret = via_driver_irq_wait(dev, irqwait->request.irq, force_sequence,
+ &irqwait->request.sequence);
do_gettimeofday(&now);
- irqwait.reply.tval_sec = now.tv_sec;
- irqwait.reply.tval_usec = now.tv_usec;
-
- DRM_COPY_TO_USER_IOCTL(argp, irqwait, sizeof(irqwait));
+ irqwait->reply.tval_sec = now.tv_sec;
+ irqwait->reply.tval_usec = now.tv_usec;
return ret;
}