diff options
Diffstat (limited to 'shared-core/i915_dma.c')
| -rw-r--r-- | shared-core/i915_dma.c | 77 |
1 files changed, 63 insertions, 14 deletions
diff --git a/shared-core/i915_dma.c b/shared-core/i915_dma.c index c9a9d800..1f9fa4f7 100644 --- a/shared-core/i915_dma.c +++ b/shared-core/i915_dma.c @@ -40,14 +40,14 @@ int i915_wait_ring(struct drm_device * dev, int n, const char *caller) { drm_i915_private_t *dev_priv = dev->dev_private; drm_i915_ring_buffer_t *ring = &(dev_priv->ring); - u32 last_head = I915_READ(LP_RING + RING_HEAD) & HEAD_ADDR; - u32 acthd_reg = IS_I965G(dev) ? I965REG_ACTHD : I915REG_ACTHD; + u32 last_head = I915_READ(PRB0_HEAD) & HEAD_ADDR; + u32 acthd_reg = IS_I965G(dev) ? ACTHD_I965 : ACTHD; u32 last_acthd = I915_READ(acthd_reg); u32 acthd; int i; for (i = 0; i < 100000; i++) { - ring->head = I915_READ(LP_RING + RING_HEAD) & HEAD_ADDR; + ring->head = I915_READ(PRB0_HEAD) & HEAD_ADDR; acthd = I915_READ(acthd_reg); ring->space = ring->head - (ring->tail + 8); if (ring->space < 0) @@ -136,8 +136,8 @@ void i915_kernel_lost_context(struct drm_device * dev) drm_i915_private_t *dev_priv = dev->dev_private; drm_i915_ring_buffer_t *ring = &(dev_priv->ring); - ring->head = I915_READ(LP_RING + RING_HEAD) & HEAD_ADDR; - ring->tail = I915_READ(LP_RING + RING_TAIL) & TAIL_ADDR; + ring->head = I915_READ(PRB0_HEAD) & HEAD_ADDR; + ring->tail = I915_READ(PRB0_TAIL) & TAIL_ADDR; ring->space = ring->head - (ring->tail + 8); if (ring->space < 0) ring->space += ring->Size; @@ -542,8 +542,8 @@ void i915_emit_breadcrumb(struct drm_device *dev) dev_priv->sarea_priv->last_enqueue = dev_priv->counter; BEGIN_LP_RING(4); - OUT_RING(CMD_STORE_DWORD_IDX); - OUT_RING(5 << STORE_DWORD_INDEX_SHIFT); + OUT_RING(MI_STORE_DWORD_INDEX); + OUT_RING(5 << MI_STORE_DWORD_INDEX_SHIFT); OUT_RING(dev_priv->counter); OUT_RING(0); ADVANCE_LP_RING(); @@ -553,7 +553,7 @@ void i915_emit_breadcrumb(struct drm_device *dev) int i915_emit_mi_flush(struct drm_device *dev, uint32_t flush) { drm_i915_private_t *dev_priv = dev->dev_private; - uint32_t flush_cmd = CMD_MI_FLUSH; + uint32_t flush_cmd = MI_FLUSH; RING_LOCALS; flush_cmd |= flush; @@ -1032,7 +1032,7 @@ static int i915_set_status_page(struct drm_device *dev, void *data, dev_priv->hw_status_page = dev_priv->hws_map.handle; memset(dev_priv->hw_status_page, 0, PAGE_SIZE); - I915_WRITE(0x02080, dev_priv->status_gfx_addr); + I915_WRITE(HWS_PGA, dev_priv->status_gfx_addr); DRM_DEBUG("load hws 0x2080 with gfx mem 0x%x\n", dev_priv->status_gfx_addr); DRM_DEBUG("load hws at %p\n", dev_priv->hw_status_page); @@ -1041,9 +1041,9 @@ static int i915_set_status_page(struct drm_device *dev, void *data, int i915_driver_load(struct drm_device *dev, unsigned long flags) { - struct drm_i915_private *dev_priv = dev->dev_private; + struct drm_i915_private *dev_priv; unsigned long base, size; - int ret = 0, mmio_bar = IS_I9XX(dev) ? 0 : 1; + int ret = 0, num_pipes = 2, mmio_bar = IS_I9XX(dev) ? 0 : 1; /* i915 has 4 more counters */ dev->counters += 4; @@ -1074,27 +1074,76 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags) #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,25) intel_init_chipset_flush_compat(dev); #endif + intel_opregion_init(dev); #endif - /* Init HWS - */ - if (!I915_NEED_GFX_HWS(dev)) { + /* Init HWS */ + if (!I915_NEED_GFX_HWS(dev)) { ret = i915_init_hardware_status(dev); if(ret) return ret; } + I915_WRITE16(HWSTAM, 0xeffe); + I915_WRITE16(IMR, 0x0); + I915_WRITE16(IER, 0x0); + + DRM_SPININIT(&dev_priv->swaps_lock, "swap"); + INIT_LIST_HEAD(&dev_priv->vbl_swaps.head); + dev_priv->swaps_pending = 0; + + DRM_SPININIT(&dev_priv->user_irq_lock, "userirq"); + dev_priv->user_irq_refcount = 0; + dev_priv->irq_mask_reg = ~0; + + ret = drm_vblank_init(dev, num_pipes); + if (ret) + return ret; + + dev_priv->vblank_pipe = DRM_I915_VBLANK_PIPE_A | DRM_I915_VBLANK_PIPE_B; + dev->max_vblank_count = 0xffffff; /* only 24 bits of frame count */ + + i915_enable_interrupt(dev); + DRM_INIT_WAITQUEUE(&dev_priv->irq_queue); + + /* + * Initialize the hardware status page IRQ location. + */ + + I915_WRITE(INSTPM, (1 << 5) | (1 << 21)); + return ret; } int i915_driver_unload(struct drm_device *dev) { struct drm_i915_private *dev_priv = dev->dev_private; + u32 temp; + + if (dev_priv) { + dev_priv->vblank_pipe = 0; + + dev_priv->irq_enabled = 0; + I915_WRITE(HWSTAM, 0xffffffff); + I915_WRITE(IMR, 0xffffffff); + I915_WRITE(IER, 0x0); + + temp = I915_READ(PIPEASTAT); + I915_WRITE(PIPEASTAT, temp); + temp = I915_READ(PIPEBSTAT); + I915_WRITE(PIPEBSTAT, temp); + temp = I915_READ(IIR); + I915_WRITE(IIR, temp); + } i915_free_hardware_status(dev); drm_rmmap(dev, dev_priv->mmio_map); +#ifdef __linux__ + intel_opregion_free(dev); +#endif + drm_free(dev->dev_private, sizeof(drm_i915_private_t), DRM_MEM_DRIVER); #ifdef __linux__ |