diff options
Diffstat (limited to 'shared-core/via_irq.c')
| -rw-r--r-- | shared-core/via_irq.c | 25 |
1 files changed, 12 insertions, 13 deletions
diff --git a/shared-core/via_irq.c b/shared-core/via_irq.c index df91ab00..ec3f50bd 100644 --- a/shared-core/via_irq.c +++ b/shared-core/via_irq.c @@ -76,8 +76,7 @@ static maskarray_t via_pro_group_a_irqs[] = { {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_num_pro_group_a = ARRAY_SIZE(via_pro_group_a_irqs); static int via_irqmap_pro_group_a[] = {0, 1, -1, 2, -1, 3}; static maskarray_t via_unichrome_irqs[] = { @@ -86,15 +85,15 @@ static maskarray_t via_unichrome_irqs[] = { {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_num_unichrome = ARRAY_SIZE(via_unichrome_irqs); static int via_irqmap_unichrome[] = {-1, -1, -1, 0, -1, 1}; static unsigned time_diff(struct timeval *now,struct timeval *then) { - return (now->tv_usec >= then->tv_usec) ? - now->tv_usec - then->tv_usec : - 1000000 - (then->tv_usec - now->tv_usec); + return (now->tv_usec >= then->tv_usec) ? + now->tv_usec - then->tv_usec : + 1000000 - (then->tv_usec - now->tv_usec); } irqreturn_t via_driver_irq_handler(DRM_IRQ_ARGS) @@ -126,17 +125,17 @@ irqreturn_t via_driver_irq_handler(DRM_IRQ_ARGS) } if (!(atomic_read(&dev->vbl_received) & 0xFF)) { DRM_DEBUG("US per vblank is: %u\n", - dev_priv->usec_per_vblank); + dev_priv->usec_per_vblank); } DRM_WAKEUP(&dev->vbl_queue); drm_vbl_send_signals(dev); handled = 1; } - for (i=0; i<dev_priv->num_irqs; ++i) { + for (i = 0; i < dev_priv->num_irqs; ++i) { if (status & cur_irq->pending_mask) { - atomic_inc( &cur_irq->irq_received ); - DRM_WAKEUP( &cur_irq->irq_queue ); + atomic_inc(&cur_irq->irq_received); + DRM_WAKEUP(&cur_irq->irq_queue); handled = 1; #ifdef VIA_HAVE_DMABLIT if (dev_priv->irq_map[drm_via_irq_dma0_td] == i) { @@ -216,7 +215,7 @@ via_driver_irq_wait(struct drm_device * dev, unsigned int irq, int force_sequenc return -EINVAL; } - if (irq >= drm_via_irq_num ) { + if (irq >= drm_via_irq_num) { DRM_ERROR("%s Trying to wait on unknown irq %d\n", __FUNCTION__, irq); return -EINVAL; @@ -278,11 +277,11 @@ void via_driver_irq_preinstall(struct drm_device * dev) dev_priv->irq_map = via_irqmap_unichrome; } - for(i=0; i < dev_priv->num_irqs; ++i) { + for (i = 0; i < dev_priv->num_irqs; ++i) { atomic_set(&cur_irq->irq_received, 0); cur_irq->enable_mask = dev_priv->irq_masks[i][0]; cur_irq->pending_mask = dev_priv->irq_masks[i][1]; - DRM_INIT_WAITQUEUE( &cur_irq->irq_queue ); + DRM_INIT_WAITQUEUE(&cur_irq->irq_queue); dev_priv->irq_enable_mask |= cur_irq->enable_mask; dev_priv->irq_pending_mask |= cur_irq->pending_mask; cur_irq++; |