diff options
author | Takashi Iwai <tiwai@suse.de> | 2010-12-13 09:29:52 +0100 |
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committer | Takashi Iwai <tiwai@suse.de> | 2010-12-13 09:29:52 +0100 |
commit | 354d14b3f53cc749c5d26d4ba7280d1e931d6bc4 (patch) | |
tree | 59b597e44902d8db8bde7deac1e7e707327c6fe6 /drivers/gpu/drm/i915 | |
parent | 5144c534d16529bc469396211131e8935589f833 (diff) | |
parent | 5b84ba26a9672e615897234fa5efd3eea2d6b295 (diff) | |
download | talos-op-linux-354d14b3f53cc749c5d26d4ba7280d1e931d6bc4.tar.gz talos-op-linux-354d14b3f53cc749c5d26d4ba7280d1e931d6bc4.zip |
Merge branch 'topic/workq-update' into topic/misc
Diffstat (limited to 'drivers/gpu/drm/i915')
-rw-r--r-- | drivers/gpu/drm/i915/i915_drv.c | 5 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/i915_drv.h | 3 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/i915_gem.c | 708 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/i915_gem_evict.c | 8 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/i915_suspend.c | 44 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/intel_crt.c | 159 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 89 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/intel_dp.c | 148 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/intel_drv.h | 3 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/intel_i2c.c | 11 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/intel_lvds.c | 35 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/intel_opregion.c | 2 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/intel_overlay.c | 4 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/intel_ringbuffer.c | 129 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/intel_ringbuffer.h | 3 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/intel_sdvo.c | 84 |
16 files changed, 860 insertions, 575 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 3467dd420760..f737960712e6 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -44,7 +44,7 @@ unsigned int i915_fbpercrtc = 0; module_param_named(fbpercrtc, i915_fbpercrtc, int, 0400); unsigned int i915_powersave = 1; -module_param_named(powersave, i915_powersave, int, 0400); +module_param_named(powersave, i915_powersave, int, 0600); unsigned int i915_lvds_downclock = 0; module_param_named(lvds_downclock, i915_lvds_downclock, int, 0400); @@ -150,7 +150,8 @@ static const struct intel_device_info intel_ironlake_d_info = { static const struct intel_device_info intel_ironlake_m_info = { .gen = 5, .is_mobile = 1, - .need_gfx_hws = 1, .has_fbc = 1, .has_rc6 = 1, .has_hotplug = 1, + .need_gfx_hws = 1, .has_rc6 = 1, .has_hotplug = 1, + .has_fbc = 0, /* disabled due to buggy hardware */ .has_bsd_ring = 1, }; diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 2c2c19b6285e..409826da3099 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -1045,6 +1045,8 @@ void i915_gem_clflush_object(struct drm_gem_object *obj); int i915_gem_object_set_domain(struct drm_gem_object *obj, uint32_t read_domains, uint32_t write_domain); +int i915_gem_object_flush_gpu(struct drm_i915_gem_object *obj, + bool interruptible); int i915_gem_init_ringbuffer(struct drm_device *dev); void i915_gem_cleanup_ringbuffer(struct drm_device *dev); int i915_gem_do_init(struct drm_device *dev, unsigned long start, @@ -1321,6 +1323,7 @@ static inline void i915_write(struct drm_i915_private *dev_priv, u32 reg, #define INTEL_PCH_TYPE(dev) (((struct drm_i915_private *)(dev)->dev_private)->pch_type) #define HAS_PCH_CPT(dev) (INTEL_PCH_TYPE(dev) == PCH_CPT) +#define HAS_PCH_IBX(dev) (INTEL_PCH_TYPE(dev) == PCH_IBX) #define PRIMARY_RINGBUFFER_SIZE (128*1024) diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 8eb8453208b5..5e54821af996 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -38,8 +38,7 @@ static uint32_t i915_gem_get_gtt_alignment(struct drm_gem_object *obj); -static int i915_gem_object_flush_gpu_write_domain(struct drm_gem_object *obj, - bool pipelined); +static int i915_gem_object_flush_gpu_write_domain(struct drm_gem_object *obj); static void i915_gem_object_flush_gtt_write_domain(struct drm_gem_object *obj); static void i915_gem_object_flush_cpu_write_domain(struct drm_gem_object *obj); static int i915_gem_object_set_to_cpu_domain(struct drm_gem_object *obj, @@ -547,6 +546,19 @@ i915_gem_pread_ioctl(struct drm_device *dev, void *data, struct drm_i915_gem_object *obj_priv; int ret = 0; + if (args->size == 0) + return 0; + + if (!access_ok(VERIFY_WRITE, + (char __user *)(uintptr_t)args->data_ptr, + args->size)) + return -EFAULT; + + ret = fault_in_pages_writeable((char __user *)(uintptr_t)args->data_ptr, + args->size); + if (ret) + return -EFAULT; + ret = i915_mutex_lock_interruptible(dev); if (ret) return ret; @@ -564,23 +576,6 @@ i915_gem_pread_ioctl(struct drm_device *dev, void *data, goto out; } - if (args->size == 0) - goto out; - - if (!access_ok(VERIFY_WRITE, - (char __user *)(uintptr_t)args->data_ptr, - args->size)) { - ret = -EFAULT; - goto out; - } - - ret = fault_in_pages_writeable((char __user *)(uintptr_t)args->data_ptr, - args->size); - if (ret) { - ret = -EFAULT; - goto out; - } - ret = i915_gem_object_get_pages_or_evict(obj); if (ret) goto out; @@ -981,7 +976,20 @@ i915_gem_pwrite_ioctl(struct drm_device *dev, void *data, struct drm_i915_gem_pwrite *args = data; struct drm_gem_object *obj; struct drm_i915_gem_object *obj_priv; - int ret = 0; + int ret; + + if (args->size == 0) + return 0; + + if (!access_ok(VERIFY_READ, + (char __user *)(uintptr_t)args->data_ptr, + args->size)) + return -EFAULT; + + ret = fault_in_pages_readable((char __user *)(uintptr_t)args->data_ptr, + args->size); + if (ret) + return -EFAULT; ret = i915_mutex_lock_interruptible(dev); if (ret) @@ -994,30 +1002,12 @@ i915_gem_pwrite_ioctl(struct drm_device *dev, void *data, } obj_priv = to_intel_bo(obj); - /* Bounds check destination. */ if (args->offset > obj->size || args->size > obj->size - args->offset) { ret = -EINVAL; goto out; } - if (args->size == 0) - goto out; - - if (!access_ok(VERIFY_READ, - (char __user *)(uintptr_t)args->data_ptr, - args->size)) { - ret = -EFAULT; - goto out; - } - - ret = fault_in_pages_readable((char __user *)(uintptr_t)args->data_ptr, - args->size); - if (ret) { - ret = -EFAULT; - goto out; - } - /* We can only do the GTT pwrite on untiled buffers, as otherwise * it would end up going through the fenced access, and we'll get * different detiling behavior between reading and writing. @@ -2172,7 +2162,7 @@ i915_gem_object_unbind(struct drm_gem_object *obj) static int i915_ring_idle(struct drm_device *dev, struct intel_ring_buffer *ring) { - if (list_empty(&ring->gpu_write_list)) + if (list_empty(&ring->gpu_write_list) && list_empty(&ring->active_list)) return 0; i915_gem_flush_ring(dev, NULL, ring, @@ -2190,9 +2180,7 @@ i915_gpu_idle(struct drm_device *dev) int ret; lists_empty = (list_empty(&dev_priv->mm.flushing_list) && - list_empty(&dev_priv->render_ring.active_list) && - list_empty(&dev_priv->bsd_ring.active_list) && - list_empty(&dev_priv->blt_ring.active_list)); + list_empty(&dev_priv->mm.active_list)); if (lists_empty) return 0; @@ -2605,7 +2593,7 @@ i915_gem_object_put_fence_reg(struct drm_gem_object *obj, if (reg->gpu) { int ret; - ret = i915_gem_object_flush_gpu_write_domain(obj, true); + ret = i915_gem_object_flush_gpu_write_domain(obj); if (ret) return ret; @@ -2753,8 +2741,7 @@ i915_gem_clflush_object(struct drm_gem_object *obj) /** Flushes any GPU write domain for the object if it's dirty. */ static int -i915_gem_object_flush_gpu_write_domain(struct drm_gem_object *obj, - bool pipelined) +i915_gem_object_flush_gpu_write_domain(struct drm_gem_object *obj) { struct drm_device *dev = obj->dev; uint32_t old_write_domain; @@ -2773,10 +2760,7 @@ i915_gem_object_flush_gpu_write_domain(struct drm_gem_object *obj, obj->read_domains, old_write_domain); - if (pipelined) - return 0; - - return i915_gem_object_wait_rendering(obj, true); + return 0; } /** Flushes the GTT write domain for the object if it's dirty. */ @@ -2837,18 +2821,15 @@ i915_gem_object_set_to_gtt_domain(struct drm_gem_object *obj, int write) if (obj_priv->gtt_space == NULL) return -EINVAL; - ret = i915_gem_object_flush_gpu_write_domain(obj, false); + ret = i915_gem_object_flush_gpu_write_domain(obj); if (ret != 0) return ret; + ret = i915_gem_object_wait_rendering(obj, true); + if (ret) + return ret; i915_gem_object_flush_cpu_write_domain(obj); - if (write) { - ret = i915_gem_object_wait_rendering(obj, true); - if (ret) - return ret; - } - old_write_domain = obj->write_domain; old_read_domains = obj->read_domains; @@ -2886,7 +2867,7 @@ i915_gem_object_set_to_display_plane(struct drm_gem_object *obj, if (obj_priv->gtt_space == NULL) return -EINVAL; - ret = i915_gem_object_flush_gpu_write_domain(obj, true); + ret = i915_gem_object_flush_gpu_write_domain(obj); if (ret) return ret; @@ -2909,6 +2890,20 @@ i915_gem_object_set_to_display_plane(struct drm_gem_object *obj, return 0; } +int +i915_gem_object_flush_gpu(struct drm_i915_gem_object *obj, + bool interruptible) +{ + if (!obj->active) + return 0; + + if (obj->base.write_domain & I915_GEM_GPU_DOMAINS) + i915_gem_flush_ring(obj->base.dev, NULL, obj->ring, + 0, obj->base.write_domain); + + return i915_gem_object_wait_rendering(&obj->base, interruptible); +} + /** * Moves a single object to the CPU read, and possibly write domain. * @@ -2921,9 +2916,12 @@ i915_gem_object_set_to_cpu_domain(struct drm_gem_object *obj, int write) uint32_t old_write_domain, old_read_domains; int ret; - ret = i915_gem_object_flush_gpu_write_domain(obj, false); + ret = i915_gem_object_flush_gpu_write_domain(obj); if (ret != 0) return ret; + ret = i915_gem_object_wait_rendering(obj, true); + if (ret) + return ret; i915_gem_object_flush_gtt_write_domain(obj); @@ -2932,12 +2930,6 @@ i915_gem_object_set_to_cpu_domain(struct drm_gem_object *obj, int write) */ i915_gem_object_set_to_full_cpu_read_domain(obj); - if (write) { - ret = i915_gem_object_wait_rendering(obj, true); - if (ret) - return ret; - } - old_write_domain = obj->write_domain; old_read_domains = obj->read_domains; @@ -3108,7 +3100,8 @@ i915_gem_object_set_to_gpu_domain(struct drm_gem_object *obj, * write domain */ if (obj->write_domain && - obj->write_domain != obj->pending_read_domains) { + (obj->write_domain != obj->pending_read_domains || + obj_priv->ring != ring)) { flush_domains |= obj->write_domain; invalidate_domains |= obj->pending_read_domains & ~obj->write_domain; @@ -3201,9 +3194,13 @@ i915_gem_object_set_cpu_read_domain_range(struct drm_gem_object *obj, if (offset == 0 && size == obj->size) return i915_gem_object_set_to_cpu_domain(obj, 0); - ret = i915_gem_object_flush_gpu_write_domain(obj, false); + ret = i915_gem_object_flush_gpu_write_domain(obj); if (ret != 0) return ret; + ret = i915_gem_object_wait_rendering(obj, true); + if (ret) + return ret; + i915_gem_object_flush_gtt_write_domain(obj); /* If we're already fully in the CPU read domain, we're done. */ @@ -3250,192 +3247,230 @@ i915_gem_object_set_cpu_read_domain_range(struct drm_gem_object *obj, return 0; } -/** - * Pin an object to the GTT and evaluate the relocations landing in it. - */ static int -i915_gem_execbuffer_relocate(struct drm_i915_gem_object *obj, - struct drm_file *file_priv, - struct drm_i915_gem_exec_object2 *entry) +i915_gem_execbuffer_relocate_entry(struct drm_i915_gem_object *obj, + struct drm_file *file_priv, + struct drm_i915_gem_exec_object2 *entry, + struct drm_i915_gem_relocation_entry *reloc) { struct drm_device *dev = obj->base.dev; - drm_i915_private_t *dev_priv = dev->dev_private; - struct drm_i915_gem_relocation_entry __user *user_relocs; - struct drm_gem_object *target_obj = NULL; - uint32_t target_handle = 0; - int i, ret = 0; + struct drm_gem_object *target_obj; + uint32_t target_offset; + int ret = -EINVAL; - user_relocs = (void __user *)(uintptr_t)entry->relocs_ptr; - for (i = 0; i < entry->relocation_count; i++) { - struct drm_i915_gem_relocation_entry reloc; - uint32_t target_offset; + target_obj = drm_gem_object_lookup(dev, file_priv, + reloc->target_handle); + if (target_obj == NULL) + return -ENOENT; - if (__copy_from_user_inatomic(&reloc, - user_relocs+i, - sizeof(reloc))) { - ret = -EFAULT; - break; - } + target_offset = to_intel_bo(target_obj)->gtt_offset; - if (reloc.target_handle != target_handle) { - drm_gem_object_unreference(target_obj); +#if WATCH_RELOC + DRM_INFO("%s: obj %p offset %08x target %d " + "read %08x write %08x gtt %08x " + "presumed %08x delta %08x\n", + __func__, + obj, + (int) reloc->offset, + (int) reloc->target_handle, + (int) reloc->read_domains, + (int) reloc->write_domain, + (int) target_offset, + (int) reloc->presumed_offset, + reloc->delta); +#endif - target_obj = drm_gem_object_lookup(dev, file_priv, - reloc.target_handle); - if (target_obj == NULL) { - ret = -ENOENT; - break; - } + /* The target buffer should have appeared before us in the + * exec_object list, so it should have a GTT space bound by now. + */ + if (target_offset == 0) { + DRM_ERROR("No GTT space found for object %d\n", + reloc->target_handle); + goto err; + } - target_handle = reloc.target_handle; - } - target_offset = to_intel_bo(target_obj)->gtt_offset; + /* Validate that the target is in a valid r/w GPU domain */ + if (reloc->write_domain & (reloc->write_domain - 1)) { + DRM_ERROR("reloc with multiple write domains: " + "obj %p target %d offset %d " + "read %08x write %08x", + obj, reloc->target_handle, + (int) reloc->offset, + reloc->read_domains, + reloc->write_domain); + goto err; + } + if (reloc->write_domain & I915_GEM_DOMAIN_CPU || + reloc->read_domains & I915_GEM_DOMAIN_CPU) { + DRM_ERROR("reloc with read/write CPU domains: " + "obj %p target %d offset %d " + "read %08x write %08x", + obj, reloc->target_handle, + (int) reloc->offset, + reloc->read_domains, + reloc->write_domain); + goto err; + } + if (reloc->write_domain && target_obj->pending_write_domain && + reloc->write_domain != target_obj->pending_write_domain) { + DRM_ERROR("Write domain conflict: " + "obj %p target %d offset %d " + "new %08x old %08x\n", + obj, reloc->target_handle, + (int) reloc->offset, + reloc->write_domain, + target_obj->pending_write_domain); + goto err; + } -#if WATCH_RELOC - DRM_INFO("%s: obj %p offset %08x target %d " - "read %08x write %08x gtt %08x " - "presumed %08x delta %08x\n", - __func__, - obj, - (int) reloc.offset, - (int) reloc.target_handle, - (int) reloc.read_domains, - (int) reloc.write_domain, - (int) target_offset, - (int) reloc.presumed_offset, - reloc.delta); -#endif + target_obj->pending_read_domains |= reloc->read_domains; + target_obj->pending_write_domain |= reloc->write_domain; - /* The target buffer should have appeared before us in the - * exec_object list, so it should have a GTT space bound by now. - */ - if (target_offset == 0) { - DRM_ERROR("No GTT space found for object %d\n", - reloc.target_handle); - ret = -EINVAL; - break; - } + /* If the relocation already has the right value in it, no + * more work needs to be done. + */ + if (target_offset == reloc->presumed_offset) + goto out; - /* Validate that the target is in a valid r/w GPU domain */ - if (reloc.write_domain & (reloc.write_domain - 1)) { - DRM_ERROR("reloc with multiple write domains: " - "obj %p target %d offset %d " - "read %08x write %08x", - obj, reloc.target_handle, - (int) reloc.offset, - reloc.read_domains, - reloc.write_domain); - ret = -EINVAL; - break; - } - if (reloc.write_domain & I915_GEM_DOMAIN_CPU || - reloc.read_domains & I915_GEM_DOMAIN_CPU) { - DRM_ERROR("reloc with read/write CPU domains: " - "obj %p target %d offset %d " - "read %08x write %08x", - obj, reloc.target_handle, - (int) reloc.offset, - reloc.read_domains, - reloc.write_domain); - ret = -EINVAL; - break; - } - if (reloc.write_domain && target_obj->pending_write_domain && - reloc.write_domain != target_obj->pending_write_domain) { - DRM_ERROR("Write domain conflict: " - "obj %p target %d offset %d " - "new %08x old %08x\n", - obj, reloc.target_handle, - (int) reloc.offset, - reloc.write_domain, - target_obj->pending_write_domain); - ret = -EINVAL; - break; - } + /* Check that the relocation address is valid... */ + if (reloc->offset > obj->base.size - 4) { + DRM_ERROR("Relocation beyond object bounds: " + "obj %p target %d offset %d size %d.\n", + obj, reloc->target_handle, + (int) reloc->offset, + (int) obj->base.size); + goto err; + } + if (reloc->offset & 3) { + DRM_ERROR("Relocation not 4-byte aligned: " + "obj %p target %d offset %d.\n", + obj, reloc->target_handle, + (int) reloc->offset); + goto err; + } - target_obj->pending_read_domains |= reloc.read_domains; - target_obj->pending_write_domain |= reloc.write_domain; + /* and points to somewhere within the target object. */ + if (reloc->delta >= target_obj->size) { + DRM_ERROR("Relocation beyond target object bounds: " + "obj %p target %d delta %d size %d.\n", + obj, reloc->target_handle, + (int) reloc->delta, + (int) target_obj->size); + goto err; + } - /* If the relocation already has the right value in it, no - * more work needs to be done. - */ - if (target_offset == reloc.presumed_offset) - continue; + reloc->delta += target_offset; + if (obj->base.write_domain == I915_GEM_DOMAIN_CPU) { + uint32_t page_offset = reloc->offset & ~PAGE_MASK; + char *vaddr; - /* Check that the relocation address is valid... */ - if (reloc.offset > obj->base.size - 4) { - DRM_ERROR("Relocation beyond object bounds: " - "obj %p target %d offset %d size %d.\n", - obj, reloc.target_handle, - (int) reloc.offset, (int) obj->base.size); - ret = -EINVAL; - break; - } - if (reloc.offset & 3) { - DRM_ERROR("Relocation not 4-byte aligned: " - "obj %p target %d offset %d.\n", - obj, reloc.target_handle, - (int) reloc.offset); - ret = -EINVAL; - break; - } + vaddr = kmap_atomic(obj->pages[reloc->offset >> PAGE_SHIFT]); + *(uint32_t *)(vaddr + page_offset) = reloc->delta; + kunmap_atomic(vaddr); + } else { + struct drm_i915_private *dev_priv = dev->dev_private; + uint32_t __iomem *reloc_entry; + void __iomem *reloc_page; - /* and points to somewhere within the target object. */ - if (reloc.delta >= target_obj->size) { - DRM_ERROR("Relocation beyond target object bounds: " - "obj %p target %d delta %d size %d.\n", - obj, reloc.target_handle, - (int) reloc.delta, (int) target_obj->size); - ret = -EINVAL; - break; - } + ret = i915_gem_object_set_to_gtt_domain(&obj->base, 1); + if (ret) + goto err; - reloc.delta += target_offset; - if (obj->base.write_domain == I915_GEM_DOMAIN_CPU) { - uint32_t page_offset = reloc.offset & ~PAGE_MASK; - char *vaddr; + /* Map the page containing the relocation we're going to perform. */ + reloc->offset += obj->gtt_offset; + reloc_page = io_mapping_map_atomic_wc(dev_priv->mm.gtt_mapping, + reloc->offset & PAGE_MASK); + reloc_entry = (uint32_t __iomem *) + (reloc_page + (reloc->offset & ~PAGE_MASK)); + iowrite32(reloc->delta, reloc_entry); + io_mapping_unmap_atomic(reloc_page); + } - vaddr = kmap_atomic(obj->pages[reloc.offset >> PAGE_SHIFT]); - *(uint32_t *)(vaddr + page_offset) = reloc.delta; - kunmap_atomic(vaddr); - } else { - uint32_t __iomem *reloc_entry; - void __iomem *reloc_page; + /* and update the user's relocation entry */ + reloc->presumed_offset = target_offset; - ret = i915_gem_object_set_to_gtt_domain(&obj->base, 1); - if (ret) - break; +out: + ret = 0; +err: + drm_gem_object_unreference(target_obj); + return ret; +} - /* Map the page containing the relocation we're going to perform. */ - reloc.offset += obj->gtt_offset; - reloc_page = io_mapping_map_atomic_wc(dev_priv->mm.gtt_mapping, - reloc.offset & PAGE_MASK); - reloc_entry = (uint32_t __iomem *) - (reloc_page + (reloc.offset & ~PAGE_MASK)); - iowrite32(reloc.delta, reloc_entry); - io_mapping_unmap_atomic(reloc_page); - } +static int +i915_gem_execbuffer_relocate_object(struct drm_i915_gem_object *obj, + struct drm_file *file_priv, + struct drm_i915_gem_exec_object2 *entry) +{ + struct drm_i915_gem_relocation_entry __user *user_relocs; + int i, ret; + + user_relocs = (void __user *)(uintptr_t)entry->relocs_ptr; + for (i = 0; i < entry->relocation_count; i++) { + struct drm_i915_gem_relocation_entry reloc; + + if (__copy_from_user_inatomic(&reloc, + user_relocs+i, + sizeof(reloc))) + return -EFAULT; + + ret = i915_gem_execbuffer_relocate_entry(obj, file_priv, entry, &reloc); + if (ret) + return ret; - /* and update the user's relocation entry */ - reloc.presumed_offset = target_offset; if (__copy_to_user_inatomic(&user_relocs[i].presumed_offset, - &reloc.presumed_offset, - sizeof(reloc.presumed_offset))) { - ret = -EFAULT; - break; - } + &reloc.presumed_offset, + sizeof(reloc.presumed_offset))) + return -EFAULT; } - drm_gem_object_unreference(target_obj); - return ret; + return 0; +} + +static int +i915_gem_execbuffer_relocate_object_slow(struct drm_i915_gem_object *obj, + struct drm_file *file_priv, + struct drm_i915_gem_exec_object2 *entry, + struct drm_i915_gem_relocation_entry *relocs) +{ + int i, ret; + + for (i = 0; i < entry->relocation_count; i++) { + ret = i915_gem_execbuffer_relocate_entry(obj, file_priv, entry, &relocs[i]); + if (ret) + return ret; + } + + return 0; } static int -i915_gem_execbuffer_pin(struct drm_device *dev, - struct drm_file *file, - struct drm_gem_object **object_list, - struct drm_i915_gem_exec_object2 *exec_list, - int count) +i915_gem_execbuffer_relocate(struct drm_device *dev, + struct drm_file *file, + struct drm_gem_object **object_list, + struct drm_i915_gem_exec_object2 *exec_list, + int count) +{ + int i, ret; + + for (i = 0; i < count; i++) { + struct drm_i915_gem_object *obj = to_intel_bo(object_list[i]); + obj->base.pending_read_domains = 0; + obj->base.pending_write_domain = 0; + ret = i915_gem_execbuffer_relocate_object(obj, file, + &exec_list[i]); + if (ret) + return ret; + } + + return 0; +} + +static int +i915_gem_execbuffer_reserve(struct drm_device *dev, + struct drm_file *file, + struct drm_gem_object **object_list, + struct drm_i915_gem_exec_object2 *exec_list, + int count) { struct drm_i915_private *dev_priv = dev->dev_private; int ret, i, retry; @@ -3497,6 +3532,133 @@ i915_gem_execbuffer_pin(struct drm_device *dev, return 0; } +static int +i915_gem_execbuffer_relocate_slow(struct drm_device *dev, + struct drm_file *file, + struct drm_gem_object **object_list, + struct drm_i915_gem_exec_object2 *exec_list, + int count) +{ + struct drm_i915_gem_relocation_entry *reloc; + int i, total, ret; + + for (i = 0; i < count; i++) { + struct drm_i915_gem_object *obj = to_intel_bo(object_list[i]); + obj->in_execbuffer = false; + } + + mutex_unlock(&dev->struct_mutex); + + total = 0; + for (i = 0; i < count; i++) + total += exec_list[i].relocation_count; + + reloc = drm_malloc_ab(total, sizeof(*reloc)); + if (reloc == NULL) { + mutex_lock(&dev->struct_mutex); + return -ENOMEM; + } + + total = 0; + for (i = 0; i < count; i++) { + struct drm_i915_gem_relocation_entry __user *user_relocs; + + user_relocs = (void __user *)(uintptr_t)exec_list[i].relocs_ptr; + + if (copy_from_user(reloc+total, user_relocs, + exec_list[i].relocation_count * + sizeof(*reloc))) { + ret = -EFAULT; + mutex_lock(&dev->struct_mutex); + goto err; + } + + total += exec_list[i].relocation_count; + } + + ret = i915_mutex_lock_interruptible(dev); + if (ret) { + mutex_lock(&dev->struct_mutex); + goto err; + } + + ret = i915_gem_execbuffer_reserve(dev, file, + object_list, exec_list, + count); + if (ret) + goto err; + + total = 0; + for (i = 0; i < count; i++) { + struct drm_i915_gem_object *obj = to_intel_bo(object_list[i]); + obj->base.pending_read_domains = 0; + obj->base.pending_write_domain = 0; + ret = i915_gem_execbuffer_relocate_object_slow(obj, file, + &exec_list[i], + reloc + total); + if (ret) + goto err; + + total += exec_list[i].relocation_count; + } + + /* Leave the user relocations as are, this is the painfully slow path, + * and we want to avoid the complication of dropping the lock whilst + * having buffers reserved in the aperture and so causing spurious + * ENOSPC for random operations. + */ + +err: + drm_free_large(reloc); + return ret; +} + +static int +i915_gem_execbuffer_move_to_gpu(struct drm_device *dev, + struct drm_file *file, + struct intel_ring_buffer *ring, + struct drm_gem_object **objects, + int count) +{ + struct drm_i915_private *dev_priv = dev->dev_private; + int ret, i; + + /* Zero the global flush/invalidate flags. These + * will be modified as new domains are computed + * for each object + */ + dev->invalidate_domains = 0; + dev->flush_domains = 0; + dev_priv->mm.flush_rings = 0; + for (i = 0; i < count; i++) + i915_gem_object_set_to_gpu_domain(objects[i], ring); + + if (dev->invalidate_domains | dev->flush_domains) { +#if WATCH_EXEC + DRM_INFO("%s: invalidate_domains %08x flush_domains %08x\n", + __func__, + dev->invalidate_domains, + dev->flush_domains); +#endif + i915_gem_flush(dev, file, + dev->invalidate_domains, + dev->flush_domains, + dev_priv->mm.flush_rings); + } + + for (i = 0; i < count; i++) { + struct drm_i915_gem_object *obj = to_intel_bo(objects[i]); + /* XXX replace with semaphores */ + if (obj->ring && ring != obj->ring) { + ret = i915_gem_object_wait_rendering(&obj->base, true); + if (ret) + return ret; + } + } + + return 0; +} + /* Throttle our rendering by waiting until the ring has completed our requests * emitted over 20 msec ago. * @@ -3580,8 +3742,15 @@ validate_exec_list(struct drm_i915_gem_exec_object2 *exec, for (i = 0; i < count; i++) { char __user *ptr = (char __user *)(uintptr_t)exec[i].relocs_ptr; - size_t length = exec[i].relocation_count * sizeof(struct drm_i915_gem_relocation_entry); + int length; /* limited by fault_in_pages_readable() */ + + /* First check for malicious input causing overflow */ + if (exec[i].relocation_count > + INT_MAX / sizeof(struct drm_i915_gem_relocation_entry)) + return -EINVAL; + length = exec[i].relocation_count * + sizeof(struct drm_i915_gem_relocation_entry); if (!access_ok(VERIFY_READ, ptr, length)) return -EFAULT; @@ -3724,18 +3893,24 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data, } /* Move the objects en-masse into the GTT, evicting if necessary. */ - ret = i915_gem_execbuffer_pin(dev, file, - object_list, exec_list, - args->buffer_count); + ret = i915_gem_execbuffer_reserve(dev, file, + object_list, exec_list, + args->buffer_count); if (ret) goto err; /* The objects are in their final locations, apply the relocations. */ - for (i = 0; i < args->buffer_count; i++) { - struct drm_i915_gem_object *obj = to_intel_bo(object_list[i]); - obj->base.pending_read_domains = 0; - obj->base.pending_write_domain = 0; - ret = i915_gem_execbuffer_relocate(obj, file, &exec_list[i]); + ret = i915_gem_execbuffer_relocate(dev, file, + object_list, exec_list, + args->buffer_count); + if (ret) { + if (ret == -EFAULT) { + ret = i915_gem_execbuffer_relocate_slow(dev, file, + object_list, + exec_list, + args->buffer_count); + BUG_ON(!mutex_is_locked(&dev->struct_mutex)); + } if (ret) goto err; } @@ -3757,33 +3932,10 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data, goto err; } - /* Zero the global flush/invalidate flags. These - * will be modified as new domains are computed - * for each object - */ - dev->invalidate_domains = 0; - dev->flush_domains = 0; - dev_priv->mm.flush_rings = 0; - - for (i = 0; i < args->buffer_count; i++) { - struct drm_gem_object *obj = object_list[i]; - - /* Compute new gpu domains and update invalidate/flush */ - i915_gem_object_set_to_gpu_domain(obj, ring); - } - - if (dev->invalidate_domains | dev->flush_domains) { -#if WATCH_EXEC - DRM_INFO("%s: invalidate_domains %08x flush_domains %08x\n", - __func__, - dev->invalidate_domains, - dev->flush_domains); -#endif - i915_gem_flush(dev, file, - dev->invalidate_domains, - dev->flush_domains, - dev_priv->mm.flush_rings); - } + ret = i915_gem_execbuffer_move_to_gpu(dev, file, ring, + object_list, args->buffer_count); + if (ret) + goto err; for (i = 0; i < args->buffer_count; i++) { struct drm_gem_object *obj = object_list[i]; @@ -4043,8 +4195,7 @@ i915_gem_object_pin(struct drm_gem_object *obj, uint32_t alignment) alignment = i915_gem_get_gtt_alignment(obj); if (obj_priv->gtt_offset & (alignment - 1)) { WARN(obj_priv->pin_count, - "bo is already pinned with incorrect alignment:" - " offset=%x, req.alignment=%x\n", + "bo is already pinned with incorrect alignment: offset=%x, req.alignment=%x\n", obj_priv->gtt_offset, alignment); ret = i915_gem_object_unbind(obj); if (ret) @@ -4856,17 +5007,24 @@ i915_gem_phys_pwrite(struct drm_device *dev, struct drm_gem_object *obj, struct drm_file *file_priv) { struct drm_i915_gem_object *obj_priv = to_intel_bo(obj); - void *obj_addr; - int ret; - char __user *user_data; + void *vaddr = obj_priv->phys_obj->handle->vaddr + args->offset; + char __user *user_data = (char __user *) (uintptr_t) args->data_ptr; - user_data = (char __user *) (uintptr_t) args->data_ptr; - obj_addr = obj_priv->phys_obj->handle->vaddr + args->offset; + DRM_DEBUG_DRIVER("vaddr %p, %lld\n", vaddr, args->size); - DRM_DEBUG_DRIVER("obj_addr %p, %lld\n", obj_addr, args->size); - ret = copy_from_user(obj_addr, user_data, args->size); - if (ret) - return -EFAULT; + if (__copy_from_user_inatomic_nocache(vaddr, user_data, args->size)) { + unsigned long unwritten; + + /* The physical object once assigned is fixed for the lifetime + * of the obj, so we can safely drop the lock and continue + * to access vaddr. + */ + mutex_unlock(&dev->struct_mutex); + unwritten = copy_from_user(vaddr, user_data, args->size); + mutex_lock(&dev->struct_mutex); + if (unwritten) + return -EFAULT; + } drm_agp_chipset_flush(dev); return 0; @@ -4900,9 +5058,7 @@ i915_gpu_is_active(struct drm_device *dev) int lists_empty; lists_empty = list_empty(&dev_priv->mm.flushing_list) && - list_empty(&dev_priv->render_ring.active_list) && - list_empty(&dev_priv->bsd_ring.active_list) && - list_empty(&dev_priv->blt_ring.active_list); + list_empty(&dev_priv->mm.active_list); return !lists_empty; } diff --git a/drivers/gpu/drm/i915/i915_gem_evict.c b/drivers/gpu/drm/i915/i915_gem_evict.c index 43a4013f53fa..d8ae7d1d0cc6 100644 --- a/drivers/gpu/drm/i915/i915_gem_evict.c +++ b/drivers/gpu/drm/i915/i915_gem_evict.c @@ -165,9 +165,7 @@ i915_gem_evict_everything(struct drm_device *dev) lists_empty = (list_empty(&dev_priv->mm.inactive_list) && list_empty(&dev_priv->mm.flushing_list) && - list_empty(&dev_priv->render_ring.active_list) && - list_empty(&dev_priv->bsd_ring.active_list) && - list_empty(&dev_priv->blt_ring.active_list)); + list_empty(&dev_priv->mm.active_list)); if (lists_empty) return -ENOSPC; @@ -184,9 +182,7 @@ i915_gem_evict_everything(struct drm_device *dev) lists_empty = (list_empty(&dev_priv->mm.inactive_list) && list_empty(&dev_priv->mm.flushing_list) && - list_empty(&dev_priv->render_ring.active_list) && - list_empty(&dev_priv->bsd_ring.active_list) && - list_empty(&dev_priv->blt_ring.active_list)); + list_empty(&dev_priv->mm.active_list)); BUG_ON(!lists_empty); return 0; diff --git a/drivers/gpu/drm/i915/i915_suspend.c b/drivers/gpu/drm/i915/i915_suspend.c index 989c19d2d959..42729d25da58 100644 --- a/drivers/gpu/drm/i915/i915_suspend.c +++ b/drivers/gpu/drm/i915/i915_suspend.c @@ -239,6 +239,16 @@ static void i915_save_modeset_reg(struct drm_device *dev) if (drm_core_check_feature(dev, DRIVER_MODESET)) return; + /* Cursor state */ + dev_priv->saveCURACNTR = I915_READ(CURACNTR); + dev_priv->saveCURAPOS = I915_READ(CURAPOS); + dev_priv->saveCURABASE = I915_READ(CURABASE); + dev_priv->saveCURBCNTR = I915_READ(CURBCNTR); + dev_priv->saveCURBPOS = I915_READ(CURBPOS); + dev_priv->saveCURBBASE = I915_READ(CURBBASE); + if (IS_GEN2(dev)) + dev_priv->saveCURSIZE = I915_READ(CURSIZE); + if (HAS_PCH_SPLIT(dev)) { dev_priv->savePCH_DREF_CONTROL = I915_READ(PCH_DREF_CONTROL); dev_priv->saveDISP_ARB_CTL = I915_READ(DISP_ARB_CTL); @@ -529,6 +539,16 @@ static void i915_restore_modeset_reg(struct drm_device *dev) I915_WRITE(DSPBCNTR, dev_priv->saveDSPBCNTR); I915_WRITE(DSPBADDR, I915_READ(DSPBADDR)); + /* Cursor state */ + I915_WRITE(CURAPOS, dev_priv->saveCURAPOS); + I915_WRITE(CURACNTR, dev_priv->saveCURACNTR); + I915_WRITE(CURABASE, dev_priv->saveCURABASE); + I915_WRITE(CURBPOS, dev_priv->saveCURBPOS); + I915_WRITE(CURBCNTR, dev_priv->saveCURBCNTR); + I915_WRITE(CURBBASE, dev_priv->saveCURBBASE); + if (IS_GEN2(dev)) + I915_WRITE(CURSIZE, dev_priv->saveCURSIZE); + return; } @@ -543,16 +563,6 @@ void i915_save_display(struct drm_device *dev) /* Don't save them in KMS mode */ i915_save_modeset_reg(dev); - /* Cursor state */ - dev_priv->saveCURACNTR = I915_READ(CURACNTR); - dev_priv->saveCURAPOS = I915_READ(CURAPOS); - dev_priv->saveCURABASE = I915_READ(CURABASE); - dev_priv->saveCURBCNTR = I915_READ(CURBCNTR); - dev_priv->saveCURBPOS = I915_READ(CURBPOS); - dev_priv->saveCURBBASE = I915_READ(CURBBASE); - if (IS_GEN2(dev)) - dev_priv->saveCURSIZE = I915_READ(CURSIZE); - /* CRT state */ if (HAS_PCH_SPLIT(dev)) { dev_priv->saveADPA = I915_READ(PCH_ADPA); @@ -657,16 +667,6 @@ void i915_restore_display(struct drm_device *dev) /* Don't restore them in KMS mode */ i915_restore_modeset_reg(dev); - /* Cursor state */ - I915_WRITE(CURAPOS, dev_priv->saveCURAPOS); - I915_WRITE(CURACNTR, dev_priv->saveCURACNTR); - I915_WRITE(CURABASE, dev_priv->saveCURABASE); - I915_WRITE(CURBPOS, dev_priv->saveCURBPOS); - I915_WRITE(CURBCNTR, dev_priv->saveCURBCNTR); - I915_WRITE(CURBBASE, dev_priv->saveCURBBASE); - if (IS_GEN2(dev)) - I915_WRITE(CURSIZE, dev_priv->saveCURSIZE); - /* CRT state */ if (HAS_PCH_SPLIT(dev)) I915_WRITE(PCH_ADPA, dev_priv->saveADPA); @@ -862,8 +862,10 @@ int i915_restore_state(struct drm_device *dev) /* Clock gating state */ intel_init_clock_gating(dev); - if (HAS_PCH_SPLIT(dev)) + if (HAS_PCH_SPLIT(dev)) { ironlake_enable_drps(dev); + intel_init_emon(dev); + } /* Cache mode state */ I915_WRITE (CACHE_MODE_0, dev_priv->saveCACHE_MODE_0 | 0xffff0000); diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c index c55c77043357..8df574316063 100644 --- a/drivers/gpu/drm/i915/intel_crt.c +++ b/drivers/gpu/drm/i915/intel_crt.c @@ -34,6 +34,25 @@ #include "i915_drm.h" #include "i915_drv.h" +/* Here's the desired hotplug mode */ +#define ADPA_HOTPLUG_BITS (ADPA_CRT_HOTPLUG_PERIOD_128 | \ + ADPA_CRT_HOTPLUG_WARMUP_10MS | \ + ADPA_CRT_HOTPLUG_SAMPLE_4S | \ + ADPA_CRT_HOTPLUG_VOLTAGE_50 | \ + ADPA_CRT_HOTPLUG_VOLREF_325MV | \ + ADPA_CRT_HOTPLUG_ENABLE) + +struct intel_crt { + struct intel_encoder base; + bool force_hotplug_required; +}; + +static struct intel_crt *intel_attached_crt(struct drm_connector *connector) +{ + return container_of(intel_attached_encoder(connector), + struct intel_crt, base); +} + static void intel_crt_dpms(struct drm_encoder *encoder, int mode) { struct drm_device *dev = encoder->dev; @@ -129,7 +148,7 @@ static void intel_crt_mode_set(struct drm_encoder *encoder, dpll_md & ~DPLL_MD_UDI_MULTIPLIER_MASK); } - adpa = 0; + adpa = ADPA_HOTPLUG_BITS; if (adjusted_mode->flags & DRM_MODE_FLAG_PHSYNC) adpa |= ADPA_HSYNC_ACTIVE_HIGH; if (adjusted_mode->flags & DRM_MODE_FLAG_PVSYNC) @@ -157,53 +176,44 @@ static void intel_crt_mode_set(struct drm_encoder *encoder, static bool intel_ironlake_crt_detect_hotplug(struct drm_connector *connector) { struct drm_device *dev = connector->dev; + struct intel_crt *crt = intel_attached_crt(connector); struct drm_i915_private *dev_priv = dev->dev_private; - u32 adpa, temp; + u32 adpa; bool ret; - bool turn_off_dac = false; - temp = adpa = I915_READ(PCH_ADPA); + /* The first time through, trigger an explicit detection cycle */ + if (crt->force_hotplug_required) { + bool turn_off_dac = HAS_PCH_SPLIT(dev); + u32 save_adpa; - if (HAS_PCH_SPLIT(dev)) - turn_off_dac = true; - - adpa &= ~ADPA_CRT_HOTPLUG_MASK; - if (turn_off_dac) - adpa &= ~ADPA_DAC_ENABLE; - - /* disable HPD first */ - I915_WRITE(PCH_ADPA, adpa); - (void)I915_READ(PCH_ADPA); - - adpa |= (ADPA_CRT_HOTPLUG_PERIOD_128 | - ADPA_CRT_HOTPLUG_WARMUP_10MS | - ADPA_CRT_HOTPLUG_SAMPLE_4S | - ADPA_CRT_HOTPLUG_VOLTAGE_50 | /* default */ - ADPA_CRT_HOTPLUG_VOLREF_325MV | - ADPA_CRT_HOTPLUG_ENABLE | - ADPA_CRT_HOTPLUG_FORCE_TRIGGER); - - DRM_DEBUG_KMS("pch crt adpa 0x%x", adpa); - I915_WRITE(PCH_ADPA, adpa); - - if (wait_for((I915_READ(PCH_ADPA) & ADPA_CRT_HOTPLUG_FORCE_TRIGGER) == 0, - 1000)) - DRM_DEBUG_KMS("timed out waiting for FORCE_TRIGGER"); - - if (turn_off_dac) { - /* Make sure hotplug is enabled */ - I915_WRITE(PCH_ADPA, temp | ADPA_CRT_HOTPLUG_ENABLE); - (void)I915_READ(PCH_ADPA); + crt->force_hotplug_required = 0; + + save_adpa = adpa = I915_READ(PCH_ADPA); + DRM_DEBUG_KMS("trigger hotplug detect cycle: adpa=0x%x\n", adpa); + + adpa |= ADPA_CRT_HOTPLUG_FORCE_TRIGGER; + if (turn_off_dac) + adpa &= ~ADPA_DAC_ENABLE; + + I915_WRITE(PCH_ADPA, adpa); + + if (wait_for((I915_READ(PCH_ADPA) & ADPA_CRT_HOTPLUG_FORCE_TRIGGER) == 0, + 1000)) + DRM_DEBUG_KMS("timed out waiting for FORCE_TRIGGER"); + + if (turn_off_dac) { + I915_WRITE(PCH_ADPA, save_adpa); + POSTING_READ(PCH_ADPA); + } } /* Check the status to see if both blue and green are on now */ adpa = I915_READ(PCH_ADPA); - adpa &= ADPA_CRT_HOTPLUG_MONITOR_MASK; - if ((adpa == ADPA_CRT_HOTPLUG_MONITOR_COLOR) || - (adpa == ADPA_CRT_HOTPLUG_MONITOR_MONO)) + if ((adpa & ADPA_CRT_HOTPLUG_MONITOR_MASK) != 0) ret = true; else ret = false; + DRM_DEBUG_KMS("ironlake hotplug adpa=0x%x, result %d\n", adpa, ret); return ret; } @@ -277,13 +287,12 @@ static bool intel_crt_ddc_probe(struct drm_i915_private *dev_priv, int ddc_bus) return i2c_transfer(&dev_priv->gmbus[ddc_bus].adapter, msgs, 1) == 1; } -static bool intel_crt_detect_ddc(struct drm_encoder *encoder) +static bool intel_crt_detect_ddc(struct intel_crt *crt) { - struct intel_encoder *intel_encoder = to_intel_encoder(encoder); - struct drm_i915_private *dev_priv = encoder->dev->dev_private; + struct drm_i915_private *dev_priv = crt->base.base.dev->dev_private; /* CRT should always be at 0, but check anyway */ - if (intel_encoder->type != INTEL_OUTPUT_ANALOG) + if (crt->base.type != INTEL_OUTPUT_ANALOG) return false; if (intel_crt_ddc_probe(dev_priv, dev_priv->crt_ddc_pin)) { @@ -291,7 +300,7 @@ static bool intel_crt_detect_ddc(struct drm_encoder *encoder) return true; } - if (intel_ddc_probe(intel_encoder, dev_priv->crt_ddc_pin)) { + if (intel_ddc_probe(&crt->base, dev_priv->crt_ddc_pin)) { DRM_DEBUG_KMS("CRT detected via DDC:0x50 [EDID]\n"); return true; } @@ -300,9 +309,9 @@ static bool intel_crt_detect_ddc(struct drm_encoder *encoder) } static enum drm_connector_status -intel_crt_load_detect(struct drm_crtc *crtc, struct intel_encoder *intel_encoder) +intel_crt_load_detect(struct drm_crtc *crtc, struct intel_crt *crt) { - struct drm_encoder *encoder = &intel_encoder->base; + struct drm_encoder *encoder = &crt->base.base; struct drm_device *dev = encoder->dev; struct drm_i915_private *dev_priv = dev->dev_private; struct intel_crtc *intel_crtc = to_intel_crtc(crtc); @@ -434,7 +443,7 @@ static enum drm_connector_status intel_crt_detect(struct drm_connector *connector, bool force) { struct drm_device *dev = connector->dev; - struct intel_encoder *encoder = intel_attached_encoder(connector); + struct intel_crt *crt = intel_attached_crt(connector); struct drm_crtc *crtc; int dpms_mode; enum drm_connector_status status; @@ -443,28 +452,31 @@ intel_crt_detect(struct drm_connector *connector, bool force) if (intel_crt_detect_hotplug(connector)) { DRM_DEBUG_KMS("CRT detected via hotplug\n"); return connector_status_connected; - } else + } else { + DRM_DEBUG_KMS("CRT not detected via hotplug\n"); return connector_status_disconnected; + } } - if (intel_crt_detect_ddc(&encoder->base)) + if (intel_crt_detect_ddc(crt)) return connector_status_connected; if (!force) return connector->status; /* for pre-945g platforms use load detect */ - if (encoder->base.crtc && encoder->base.crtc->enabled) { - status = intel_crt_load_detect(encoder->base.crtc, encoder); + crtc = crt->base.base.crtc; + if (crtc && crtc->enabled) { + status = intel_crt_load_detect(crtc, crt); } else { - crtc = intel_get_load_detect_pipe(encoder, connector, + crtc = intel_get_load_detect_pipe(&crt->base, connector, NULL, &dpms_mode); if (crtc) { - if (intel_crt_detect_ddc(&encoder->base)) + if (intel_crt_detect_ddc(crt)) status = connector_status_connected; else - status = intel_crt_load_detect(crtc, encoder); - intel_release_load_detect_pipe(encoder, + status = intel_crt_load_detect(crtc, crt); + intel_release_load_detect_pipe(&crt->base, connector, dpms_mode); } else status = connector_status_unknown; @@ -536,17 +548,17 @@ static const struct drm_encoder_funcs intel_crt_enc_funcs = { void intel_crt_init(struct drm_device *dev) { struct drm_connector *connector; - struct intel_encoder *intel_encoder; + struct intel_crt *crt; struct intel_connector *intel_connector; struct drm_i915_private *dev_priv = dev->dev_private; - intel_encoder = kzalloc(sizeof(struct intel_encoder), GFP_KERNEL); - if (!intel_encoder) + crt = kzalloc(sizeof(struct intel_crt), GFP_KERNEL); + if (!crt) return; intel_connector = kzalloc(sizeof(struct intel_connector), GFP_KERNEL); if (!intel_connector) { - kfree(intel_encoder); + kfree(crt); return; } @@ -554,20 +566,20 @@ void intel_crt_init(struct drm_device *dev) drm_connector_init(dev, &intel_connector->base, &intel_crt_connector_funcs, DRM_MODE_CONNECTOR_VGA); - drm_encoder_init(dev, &intel_encoder->base, &intel_crt_enc_funcs, + drm_encoder_init(dev, &crt->base.base, &intel_crt_enc_funcs, DRM_MODE_ENCODER_DAC); - intel_connector_attach_encoder(intel_connector, intel_encoder); + intel_connector_attach_encoder(intel_connector, &crt->base); - intel_encoder->type = INTEL_OUTPUT_ANALOG; - intel_encoder->clone_mask = (1 << INTEL_SDVO_NON_TV_CLONE_BIT) | - (1 << INTEL_ANALOG_CLONE_BIT) | - (1 << INTEL_SDVO_LVDS_CLONE_BIT); - intel_encoder->crtc_mask = (1 << 0) | (1 << 1); + crt->base.type = INTEL_OUTPUT_ANALOG; + crt->base.clone_mask = (1 << INTEL_SDVO_NON_TV_CLONE_BIT | + 1 << INTEL_ANALOG_CLONE_BIT | + 1 << INTEL_SDVO_LVDS_CLONE_BIT); + crt->base.crtc_mask = (1 << 0) | (1 << 1); connector->interlace_allowed = 1; connector->doublescan_allowed = 0; - drm_encoder_helper_add(&intel_encoder->base, &intel_crt_helper_funcs); + drm_encoder_helper_add(&crt->base.base, &intel_crt_helper_funcs); drm_connector_helper_add(connector, &intel_crt_connector_helper_funcs); drm_sysfs_connector_add(connector); @@ -577,5 +589,22 @@ void intel_crt_init(struct drm_device *dev) else connector->polled = DRM_CONNECTOR_POLL_CONNECT; + /* + * Configure the automatic hotplug detection stuff + */ + crt->force_hotplug_required = 0; + if (HAS_PCH_SPLIT(dev)) { + u32 adpa; + + adpa = I915_READ(PCH_ADPA); + adpa &= ~ADPA_CRT_HOTPLUG_MASK; + adpa |= ADPA_HOTPLUG_BITS; + I915_WRITE(PCH_ADPA, adpa); + POSTING_READ(PCH_ADPA); + + DRM_DEBUG_KMS("pch crt adpa set to 0x%x\n", adpa); + crt->force_hotplug_required = 1; + } + dev_priv->hotplug_supported_mask |= CRT_HOTPLUG_INT_STATUS; } diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 990f065374b2..255b52ee0091 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -1611,6 +1611,18 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y, wait_event(dev_priv->pending_flip_queue, atomic_read(&obj_priv->pending_flip) == 0); + + /* Big Hammer, we also need to ensure that any pending + * MI_WAIT_FOR_EVENT inside a user batch buffer on the + * current scanout is retired before unpinning the old + * framebuffer. + */ + ret = i915_gem_object_flush_gpu(obj_priv, false); + if (ret) { + i915_gem_object_unpin(to_intel_framebuffer(crtc->fb)->obj); + mutex_unlock(&dev->struct_mutex); + return ret; + } } ret = intel_pipe_set_base_atomic(crtc, crtc->fb, x, y, @@ -1681,6 +1693,37 @@ static void ironlake_set_pll_edp(struct drm_crtc *crtc, int clock) udelay(500); } +static void intel_fdi_normal_train(struct drm_crtc *crtc) +{ + struct drm_device *dev = crtc->dev; + struct drm_i915_private *dev_priv = dev->dev_private; + struct intel_crtc *intel_crtc = to_intel_crtc(crtc); + int pipe = intel_crtc->pipe; + u32 reg, temp; + + /* enable normal train */ + reg = FDI_TX_CTL(pipe); + temp = I915_READ(reg); + temp &= ~FDI_LINK_TRAIN_NONE; + temp |= FDI_LINK_TRAIN_NONE | FDI_TX_ENHANCE_FRAME_ENABLE; + I915_WRITE(reg, temp); + + reg = FDI_RX_CTL(pipe); + temp = I915_READ(reg); + if (HAS_PCH_CPT(dev)) { + temp &= ~FDI_LINK_TRAIN_PATTERN_MASK_CPT; + temp |= FDI_LINK_TRAIN_NORMAL_CPT; + } else { + temp &= ~FDI_LINK_TRAIN_NONE; + temp |= FDI_LINK_TRAIN_NONE; + } + I915_WRITE(reg, temp | FDI_RX_ENHANCE_FRAME_ENABLE); + + /* wait one idle pattern time */ + POSTING_READ(reg); + udelay(1000); +} + /* The FDI link training functions for ILK/Ibexpeak. */ static void ironlake_fdi_link_train(struct drm_crtc *crtc) { @@ -1767,27 +1810,6 @@ static void ironlake_fdi_link_train(struct drm_crtc *crtc) DRM_DEBUG_KMS("FDI train done\n"); - /* enable normal train */ - reg = FDI_TX_CTL(pipe); - temp = I915_READ(reg); - temp &= ~FDI_LINK_TRAIN_NONE; - temp |= FDI_LINK_TRAIN_NONE | FDI_TX_ENHANCE_FRAME_ENABLE; - I915_WRITE(reg, temp); - - reg = FDI_RX_CTL(pipe); - temp = I915_READ(reg); - if (HAS_PCH_CPT(dev)) { - temp &= ~FDI_LINK_TRAIN_PATTERN_MASK_CPT; - temp |= FDI_LINK_TRAIN_NORMAL_CPT; - } else { - temp &= ~FDI_LINK_TRAIN_NONE; - temp |= FDI_LINK_TRAIN_NONE; - } - I915_WRITE(reg, temp | FDI_RX_ENHANCE_FRAME_ENABLE); - - /* wait one idle pattern time */ - POSTING_READ(reg); - udelay(1000); } static const int const snb_b_fdi_train_param [] = { @@ -2090,6 +2112,8 @@ static void ironlake_crtc_enable(struct drm_crtc *crtc) I915_WRITE(TRANS_VBLANK(pipe), I915_READ(VBLANK(pipe))); I915_WRITE(TRANS_VSYNC(pipe), I915_READ(VSYNC(pipe))); + intel_fdi_normal_train(crtc); + /* For PCH DP, enable TRANS_DP_CTL */ if (HAS_PCH_CPT(dev) && intel_pipe_has_type(crtc, INTEL_OUTPUT_DISPLAYPORT)) { @@ -2200,9 +2224,10 @@ static void ironlake_crtc_disable(struct drm_crtc *crtc) udelay(100); /* Ironlake workaround, disable clock pointer after downing FDI */ - I915_WRITE(FDI_RX_CHICKEN(pipe), - I915_READ(FDI_RX_CHICKEN(pipe) & - ~FDI_RX_PHASE_SYNC_POINTER_ENABLE)); + if (HAS_PCH_IBX(dev)) + I915_WRITE(FDI_RX_CHICKEN(pipe), + I915_READ(FDI_RX_CHICKEN(pipe) & + ~FDI_RX_PHASE_SYNC_POINTER_ENABLE)); /* still set train pattern 1 */ reg = FDI_TX_CTL(pipe); @@ -5311,9 +5336,14 @@ static void intel_setup_outputs(struct drm_device *dev) struct drm_i915_private *dev_priv = dev->dev_private; struct intel_encoder *encoder; bool dpd_is_edp = false; + bool has_lvds = false; if (IS_MOBILE(dev) && !IS_I830(dev)) - intel_lvds_init(dev); + has_lvds = intel_lvds_init(dev); + if (!has_lvds && !HAS_PCH_SPLIT(dev)) { + /* disable the panel fitter on everything but LVDS */ + I915_WRITE(PFIT_CONTROL, 0); + } if (HAS_PCH_SPLIT(dev)) { dpd_is_edp = intel_dpd_is_edp(dev); @@ -5581,20 +5611,19 @@ void ironlake_enable_drps(struct drm_device *dev) fmin = (rgvmodectl & MEMMODE_FMIN_MASK); fstart = (rgvmodectl & MEMMODE_FSTART_MASK) >> MEMMODE_FSTART_SHIFT; - fstart = fmax; vstart = (I915_READ(PXVFREQ_BASE + (fstart * 4)) & PXVFREQ_PX_MASK) >> PXVFREQ_PX_SHIFT; - dev_priv->fmax = fstart; /* IPS callback will increase this */ + dev_priv->fmax = fmax; /* IPS callback will increase this */ dev_priv->fstart = fstart; - dev_priv->max_delay = fmax; + dev_priv->max_delay = fstart; dev_priv->min_delay = fmin; dev_priv->cur_delay = fstart; - DRM_DEBUG_DRIVER("fmax: %d, fmin: %d, fstart: %d\n", fmax, fmin, - fstart); + DRM_DEBUG_DRIVER("fmax: %d, fmin: %d, fstart: %d\n", + fmax, fmin, fstart); I915_WRITE(MEMINTREN, MEMINT_CX_SUPR_EN | MEMINT_EVAL_CHG_EN); diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 891f4f1d63b1..300f64b4238b 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -584,17 +584,6 @@ intel_dp_mode_fixup(struct drm_encoder *encoder, struct drm_display_mode *mode, mode->clock = dev_priv->panel_fixed_mode->clock; } - /* Just use VBT values for eDP */ - if (is_edp(intel_dp)) { - intel_dp->lane_count = dev_priv->edp.lanes; - intel_dp->link_bw = dev_priv->edp.rate; - adjusted_mode->clock = intel_dp_link_clock(intel_dp->link_bw); - DRM_DEBUG_KMS("eDP link bw %02x lane count %d clock %d\n", - intel_dp->link_bw, intel_dp->lane_count, - adjusted_mode->clock); - return true; - } - for (lane_count = 1; lane_count <= max_lane_count; lane_count <<= 1) { for (clock = 0; clock <= max_clock; clock++) { int link_avail = intel_dp_max_data_rate(intel_dp_link_clock(bws[clock]), lane_count); @@ -613,6 +602,19 @@ intel_dp_mode_fixup(struct drm_encoder *encoder, struct drm_display_mode *mode, } } + if (is_edp(intel_dp)) { + /* okay we failed just pick the highest */ + intel_dp->lane_count = max_lane_count; + intel_dp->link_bw = bws[max_clock]; + adjusted_mode->clock = intel_dp_link_clock(intel_dp->link_bw); + DRM_DEBUG_KMS("Force picking display port link bw %02x lane " + "count %d clock %d\n", + intel_dp->link_bw, intel_dp->lane_count, + adjusted_mode->clock); + + return true; + } + return false; } @@ -1087,21 +1089,11 @@ intel_get_adjust_train(struct intel_dp *intel_dp) } static uint32_t -intel_dp_signal_levels(struct intel_dp *intel_dp) +intel_dp_signal_levels(uint8_t train_set, int lane_count) { - struct drm_device *dev = intel_dp->base.base.dev; - struct drm_i915_private *dev_priv = dev->dev_private; - uint32_t signal_levels = 0; - u8 train_set = intel_dp->train_set[0]; - u32 vswing = train_set & DP_TRAIN_VOLTAGE_SWING_MASK; - u32 preemphasis = train_set & DP_TRAIN_PRE_EMPHASIS_MASK; + uint32_t signal_levels = 0; - if (is_edp(intel_dp)) { - vswing = dev_priv->edp.vswing; - preemphasis = dev_priv->edp.preemphasis; - } - - switch (vswing) { + switch (train_set & DP_TRAIN_VOLTAGE_SWING_MASK) { case DP_TRAIN_VOLTAGE_SWING_400: default: signal_levels |= DP_VOLTAGE_0_4; @@ -1116,7 +1108,7 @@ intel_dp_signal_levels(struct intel_dp *intel_dp) signal_levels |= DP_VOLTAGE_1_2; break; } - switch (preemphasis) { + switch (train_set & DP_TRAIN_PRE_EMPHASIS_MASK) { case DP_TRAIN_PRE_EMPHASIS_0: default: signal_levels |= DP_PRE_EMPHASIS_0; @@ -1203,18 +1195,6 @@ intel_channel_eq_ok(struct intel_dp *intel_dp) } static bool -intel_dp_aux_handshake_required(struct intel_dp *intel_dp) -{ - struct drm_device *dev = intel_dp->base.base.dev; - struct drm_i915_private *dev_priv = dev->dev_private; - - if (is_edp(intel_dp) && dev_priv->no_aux_handshake) - return false; - - return true; -} - -static bool intel_dp_set_link_train(struct intel_dp *intel_dp, uint32_t dp_reg_value, uint8_t dp_train_pat) @@ -1226,9 +1206,6 @@ intel_dp_set_link_train(struct intel_dp *intel_dp, I915_WRITE(intel_dp->output_reg, dp_reg_value); POSTING_READ(intel_dp->output_reg); - if (!intel_dp_aux_handshake_required(intel_dp)) - return true; - intel_dp_aux_native_write_1(intel_dp, DP_TRAINING_PATTERN_SET, dp_train_pat); @@ -1261,11 +1238,10 @@ intel_dp_start_link_train(struct intel_dp *intel_dp) POSTING_READ(intel_dp->output_reg); intel_wait_for_vblank(dev, intel_crtc->pipe); - if (intel_dp_aux_handshake_required(intel_dp)) - /* Write the link configuration data */ - intel_dp_aux_native_write(intel_dp, DP_LINK_BW_SET, - intel_dp->link_configuration, - DP_LINK_CONFIGURATION_SIZE); + /* Write the link configuration data */ + intel_dp_aux_native_write(intel_dp, DP_LINK_BW_SET, + intel_dp->link_configuration, + DP_LINK_CONFIGURATION_SIZE); DP |= DP_PORT_EN; if (HAS_PCH_CPT(dev) && !is_edp(intel_dp)) @@ -1283,7 +1259,7 @@ intel_dp_start_link_train(struct intel_dp *intel_dp) signal_levels = intel_gen6_edp_signal_levels(intel_dp->train_set[0]); DP = (DP & ~EDP_LINK_TRAIN_VOL_EMP_MASK_SNB) | signal_levels; } else { - signal_levels = intel_dp_signal_levels(intel_dp); + signal_levels = intel_dp_signal_levels(intel_dp->train_set[0], intel_dp->lane_count); DP = (DP & ~(DP_VOLTAGE_MASK|DP_PRE_EMPHASIS_MASK)) | signal_levels; } @@ -1297,37 +1273,33 @@ intel_dp_start_link_train(struct intel_dp *intel_dp) break; /* Set training pattern 1 */ - udelay(500); - if (intel_dp_aux_handshake_required(intel_dp)) { + udelay(100); + if (!intel_dp_get_link_status(intel_dp)) break; - } else { - if (!intel_dp_get_link_status(intel_dp)) - break; - if (intel_clock_recovery_ok(intel_dp->link_status, intel_dp->lane_count)) { - clock_recovery = true; - break; - } + if (intel_clock_recovery_ok(intel_dp->link_status, intel_dp->lane_count)) { + clock_recovery = true; + break; + } - /* Check to see if we've tried the max voltage */ - for (i = 0; i < intel_dp->lane_count; i++) - if ((intel_dp->train_set[i] & DP_TRAIN_MAX_SWING_REACHED) == 0) - break; - if (i == intel_dp->lane_count) + /* Check to see if we've tried the max voltage */ + for (i = 0; i < intel_dp->lane_count; i++) + if ((intel_dp->train_set[i] & DP_TRAIN_MAX_SWING_REACHED) == 0) break; + if (i == intel_dp->lane_count) + break; - /* Check to see if we've tried the same voltage 5 times */ - if ((intel_dp->train_set[0] & DP_TRAIN_VOLTAGE_SWING_MASK) == voltage) { - ++tries; - if (tries == 5) - break; - } else - tries = 0; - voltage = intel_dp->train_set[0] & DP_TRAIN_VOLTAGE_SWING_MASK; + /* Check to see if we've tried the same voltage 5 times */ + if ((intel_dp->train_set[0] & DP_TRAIN_VOLTAGE_SWING_MASK) == voltage) { + ++tries; + if (tries == 5) + break; + } else + tries = 0; + voltage = intel_dp->train_set[0] & DP_TRAIN_VOLTAGE_SWING_MASK; - /* Compute new intel_dp->train_set as requested by target */ - intel_get_adjust_train(intel_dp); - } + /* Compute new intel_dp->train_set as requested by target */ + intel_get_adjust_train(intel_dp); } intel_dp->DP = DP; @@ -1354,7 +1326,7 @@ intel_dp_complete_link_train(struct intel_dp *intel_dp) signal_levels = intel_gen6_edp_signal_levels(intel_dp->train_set[0]); DP = (DP & ~EDP_LINK_TRAIN_VOL_EMP_MASK_SNB) | signal_levels; } else { - signal_levels = intel_dp_signal_levels(intel_dp); + signal_levels = intel_dp_signal_levels(intel_dp->train_set[0], intel_dp->lane_count); DP = (DP & ~(DP_VOLTAGE_MASK|DP_PRE_EMPHASIS_MASK)) | signal_levels; } @@ -1368,28 +1340,24 @@ intel_dp_complete_link_train(struct intel_dp *intel_dp) DP_TRAINING_PATTERN_2)) break; - udelay(500); - - if (!intel_dp_aux_handshake_required(intel_dp)) { + udelay(400); + if (!intel_dp_get_link_status(intel_dp)) break; - } else { - if (!intel_dp_get_link_status(intel_dp)) - break; - if (intel_channel_eq_ok(intel_dp)) { - channel_eq = true; - break; - } + if (intel_channel_eq_ok(intel_dp)) { + channel_eq = true; + break; + } - /* Try 5 times */ - if (tries > 5) - break; + /* Try 5 times */ + if (tries > 5) + break; - /* Compute new intel_dp->train_set as requested by target */ - intel_get_adjust_train(intel_dp); - ++tries; - } + /* Compute new intel_dp->train_set as requested by target */ + intel_get_adjust_train(intel_dp); + ++tries; } + if (HAS_PCH_CPT(dev) && !is_edp(intel_dp)) reg = DP | DP_LINK_TRAIN_OFF_CPT; else @@ -1517,7 +1485,7 @@ g4x_dp_detect(struct intel_dp *intel_dp) status = connector_status_connected; } - return bit; + return status; } /** diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 9af9f86a8765..e52c6125bb1f 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -237,7 +237,7 @@ extern bool intel_sdvo_init(struct drm_device *dev, int output_device); extern void intel_dvo_init(struct drm_device *dev); extern void intel_tv_init(struct drm_device *dev); extern void intel_mark_busy(struct drm_device *dev, struct drm_gem_object *obj); -extern void intel_lvds_init(struct drm_device *dev); +extern bool intel_lvds_init(struct drm_device *dev); extern void intel_dp_init(struct drm_device *dev, int dp_reg); void intel_dp_set_m_n(struct drm_crtc *crtc, struct drm_display_mode *mode, @@ -296,6 +296,7 @@ extern void intel_crtc_fb_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green, extern void intel_init_clock_gating(struct drm_device *dev); extern void ironlake_enable_drps(struct drm_device *dev); extern void ironlake_disable_drps(struct drm_device *dev); +extern void intel_init_emon(struct drm_device *dev); extern int intel_pin_and_fence_fb_obj(struct drm_device *dev, struct drm_gem_object *obj, diff --git a/drivers/gpu/drm/i915/intel_i2c.c b/drivers/gpu/drm/i915/intel_i2c.c index 2be4f728ed0c..3dba086e7eea 100644 --- a/drivers/gpu/drm/i915/intel_i2c.c +++ b/drivers/gpu/drm/i915/intel_i2c.c @@ -160,7 +160,7 @@ intel_gpio_create(struct drm_i915_private *dev_priv, u32 pin) }; struct intel_gpio *gpio; - if (pin < 1 || pin > 7) + if (pin >= ARRAY_SIZE(map_pin_to_reg) || !map_pin_to_reg[pin]) return NULL; gpio = kzalloc(sizeof(struct intel_gpio), GFP_KERNEL); @@ -172,7 +172,8 @@ intel_gpio_create(struct drm_i915_private *dev_priv, u32 pin) gpio->reg += PCH_GPIOA - GPIOA; gpio->dev_priv = dev_priv; - snprintf(gpio->adapter.name, I2C_NAME_SIZE, "GPIO%c", "?BACDEF?"[pin]); + snprintf(gpio->adapter.name, sizeof(gpio->adapter.name), + "i915 GPIO%c", "?BACDE?F"[pin]); gpio->adapter.owner = THIS_MODULE; gpio->adapter.algo_data = &gpio->algo; gpio->adapter.dev.parent = &dev_priv->dev->pdev->dev; @@ -349,7 +350,7 @@ int intel_setup_gmbus(struct drm_device *dev) "panel", "dpc", "dpb", - "reserved" + "reserved", "dpd", }; struct drm_i915_private *dev_priv = dev->dev_private; @@ -366,8 +367,8 @@ int intel_setup_gmbus(struct drm_device *dev) bus->adapter.owner = THIS_MODULE; bus->adapter.class = I2C_CLASS_DDC; snprintf(bus->adapter.name, - I2C_NAME_SIZE, - "gmbus %s", + sizeof(bus->adapter.name), + "i915 gmbus %s", names[i]); bus->adapter.dev.parent = &dev->pdev->dev; diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c index f1a649990ea9..f79327fc6653 100644 --- a/drivers/gpu/drm/i915/intel_lvds.c +++ b/drivers/gpu/drm/i915/intel_lvds.c @@ -481,11 +481,8 @@ static int intel_lvds_get_modes(struct drm_connector *connector) struct drm_device *dev = connector->dev; struct drm_display_mode *mode; - if (intel_lvds->edid) { - drm_mode_connector_update_edid_property(connector, - intel_lvds->edid); + if (intel_lvds->edid) return drm_add_edid_modes(connector, intel_lvds->edid); - } mode = drm_mode_duplicate(dev, intel_lvds->fixed_mode); if (mode == 0) @@ -840,7 +837,7 @@ static bool intel_lvds_ddc_probe(struct drm_device *dev, u8 pin) * Create the connector, register the LVDS DDC bus, and try to figure out what * modes we can display on the LVDS panel (if present). */ -void intel_lvds_init(struct drm_device *dev) +bool intel_lvds_init(struct drm_device *dev) { struct drm_i915_private *dev_priv = dev->dev_private; struct intel_lvds *intel_lvds; @@ -856,37 +853,37 @@ void intel_lvds_init(struct drm_device *dev) /* Skip init on machines we know falsely report LVDS */ if (dmi_check_system(intel_no_lvds)) - return; + return false; pin = GMBUS_PORT_PANEL; if (!lvds_is_present_in_vbt(dev, &pin)) { DRM_DEBUG_KMS("LVDS is not present in VBT\n"); - return; + return false; } if (HAS_PCH_SPLIT(dev)) { if ((I915_READ(PCH_LVDS) & LVDS_DETECTED) == 0) - return; + return false; if (dev_priv->edp.support) { DRM_DEBUG_KMS("disable LVDS for eDP support\n"); - return; + return false; } } if (!intel_lvds_ddc_probe(dev, pin)) { DRM_DEBUG_KMS("LVDS did not respond to DDC probe\n"); - return; + return false; } intel_lvds = kzalloc(sizeof(struct intel_lvds), GFP_KERNEL); if (!intel_lvds) { - return; + return false; } intel_connector = kzalloc(sizeof(struct intel_connector), GFP_KERNEL); if (!intel_connector) { kfree(intel_lvds); - return; + return false; } if (!HAS_PCH_SPLIT(dev)) { @@ -939,7 +936,16 @@ void intel_lvds_init(struct drm_device *dev) */ intel_lvds->edid = drm_get_edid(connector, &dev_priv->gmbus[pin].adapter); - + if (intel_lvds->edid) { + if (drm_add_edid_modes(connector, + intel_lvds->edid)) { + drm_mode_connector_update_edid_property(connector, + intel_lvds->edid); + } else { + kfree(intel_lvds->edid); + intel_lvds->edid = NULL; + } + } if (!intel_lvds->edid) { /* Didn't get an EDID, so * Set wide sync ranges so we get all modes @@ -1020,7 +1026,7 @@ out: /* keep the LVDS connector */ dev_priv->int_lvds_connector = connector; drm_sysfs_connector_add(connector); - return; + return true; failed: DRM_DEBUG_KMS("No LVDS modes found, disabling.\n"); @@ -1028,4 +1034,5 @@ failed: drm_encoder_cleanup(encoder); kfree(intel_lvds); kfree(intel_connector); + return false; } diff --git a/drivers/gpu/drm/i915/intel_opregion.c b/drivers/gpu/drm/i915/intel_opregion.c index 917c7dc3cd6b..9b0d9a867aea 100644 --- a/drivers/gpu/drm/i915/intel_opregion.c +++ b/drivers/gpu/drm/i915/intel_opregion.c @@ -512,6 +512,6 @@ int intel_opregion_setup(struct drm_device *dev) return 0; err_out: - iounmap(opregion->header); + iounmap(base); return err; } diff --git a/drivers/gpu/drm/i915/intel_overlay.c b/drivers/gpu/drm/i915/intel_overlay.c index afb96d25219a..02ff0a481f47 100644 --- a/drivers/gpu/drm/i915/intel_overlay.c +++ b/drivers/gpu/drm/i915/intel_overlay.c @@ -946,7 +946,9 @@ static int check_overlay_src(struct drm_device *dev, { int uv_hscale = uv_hsubsampling(rec->flags); int uv_vscale = uv_vsubsampling(rec->flags); - u32 stride_mask, depth, tmp; + u32 stride_mask; + int depth; + u32 tmp; /* check src dimensions */ if (IS_845G(dev) || IS_I830(dev)) { diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 09f2dc353ae2..b83306f9244b 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -177,7 +177,7 @@ static int init_ring_common(struct drm_device *dev, I915_WRITE_CTL(ring, ((ring->gem_object->size - PAGE_SIZE) & RING_NR_PAGES) - | RING_NO_REPORT | RING_VALID); + | RING_REPORT_64K | RING_VALID); head = I915_READ_HEAD(ring) & HEAD_ADDR; /* If the head is still not zero, the ring is dead */ @@ -654,6 +654,10 @@ void intel_cleanup_ring_buffer(struct drm_device *dev, i915_gem_object_unpin(ring->gem_object); drm_gem_object_unreference(ring->gem_object); ring->gem_object = NULL; + + if (ring->cleanup) + ring->cleanup(ring); + cleanup_status_page(dev, ring); } @@ -688,6 +692,17 @@ int intel_wait_ring_buffer(struct drm_device *dev, { unsigned long end; drm_i915_private_t *dev_priv = dev->dev_private; + u32 head; + + head = intel_read_status_page(ring, 4); + if (head) { + ring->head = head & HEAD_ADDR; + ring->space = ring->head - (ring->tail + 8); + if (ring->space < 0) + ring->space += ring->size; + if (ring->space >= n) + return 0; + } trace_i915_ring_wait_begin (dev); end = jiffies + 3 * HZ; @@ -854,19 +869,125 @@ blt_ring_put_user_irq(struct drm_device *dev, /* do nothing */ } + +/* Workaround for some stepping of SNB, + * each time when BLT engine ring tail moved, + * the first command in the ring to be parsed + * should be MI_BATCH_BUFFER_START + */ +#define NEED_BLT_WORKAROUND(dev) \ + (IS_GEN6(dev) && (dev->pdev->revision < 8)) + +static inline struct drm_i915_gem_object * +to_blt_workaround(struct intel_ring_buffer *ring) +{ + return ring->private; +} + +static int blt_ring_init(struct drm_device *dev, + struct intel_ring_buffer *ring) +{ + if (NEED_BLT_WORKAROUND(dev)) { + struct drm_i915_gem_object *obj; + u32 __iomem *ptr; + int ret; + + obj = to_intel_bo(i915_gem_alloc_object(dev, 4096)); + if (obj == NULL) + return -ENOMEM; + + ret = i915_gem_object_pin(&obj->base, 4096); + if (ret) { + drm_gem_object_unreference(&obj->base); + return ret; + } + + ptr = kmap(obj->pages[0]); + iowrite32(MI_BATCH_BUFFER_END, ptr); + iowrite32(MI_NOOP, ptr+1); + kunmap(obj->pages[0]); + + ret = i915_gem_object_set_to_gtt_domain(&obj->base, false); + if (ret) { + i915_gem_object_unpin(&obj->base); + drm_gem_object_unreference(&obj->base); + return ret; + } + + ring->private = obj; + } + + return init_ring_common(dev, ring); +} + +static void blt_ring_begin(struct drm_device *dev, + struct intel_ring_buffer *ring, + int num_dwords) +{ + if (ring->private) { + intel_ring_begin(dev, ring, num_dwords+2); + intel_ring_emit(dev, ring, MI_BATCH_BUFFER_START); + intel_ring_emit(dev, ring, to_blt_workaround(ring)->gtt_offset); + } else + intel_ring_begin(dev, ring, 4); +} + +static void blt_ring_flush(struct drm_device *dev, + struct intel_ring_buffer *ring, + u32 invalidate_domains, + u32 flush_domains) +{ + blt_ring_begin(dev, ring, 4); + intel_ring_emit(dev, ring, MI_FLUSH_DW); + intel_ring_emit(dev, ring, 0); + intel_ring_emit(dev, ring, 0); + intel_ring_emit(dev, ring, 0); + intel_ring_advance(dev, ring); +} + +static u32 +blt_ring_add_request(struct drm_device *dev, + struct intel_ring_buffer *ring, + u32 flush_domains) +{ + u32 seqno = i915_gem_get_seqno(dev); + + blt_ring_begin(dev, ring, 4); + intel_ring_emit(dev, ring, MI_STORE_DWORD_INDEX); + intel_ring_emit(dev, ring, + I915_GEM_HWS_INDEX << MI_STORE_DWORD_INDEX_SHIFT); + intel_ring_emit(dev, ring, seqno); + intel_ring_emit(dev, ring, MI_USER_INTERRUPT); + intel_ring_advance(dev, ring); + + DRM_DEBUG_DRIVER("%s %d\n", ring->name, seqno); + return seqno; +} + +static void blt_ring_cleanup(struct intel_ring_buffer *ring) +{ + if (!ring->private) + return; + + i915_gem_object_unpin(ring->private); + drm_gem_object_unreference(ring->private); + ring->private = NULL; +} + static const struct intel_ring_buffer gen6_blt_ring = { .name = "blt ring", .id = RING_BLT, .mmio_base = BLT_RING_BASE, .size = 32 * PAGE_SIZE, - .init = init_ring_common, + .init = blt_ring_init, .write_tail = ring_write_tail, - .flush = gen6_ring_flush, - .add_request = ring_add_request, + .flush = blt_ring_flush, + .add_request = blt_ring_add_request, .get_seqno = ring_status_page_get_seqno, .user_irq_get = blt_ring_get_user_irq, .user_irq_put = blt_ring_put_user_irq, .dispatch_gem_execbuffer = gen6_ring_dispatch_gem_execbuffer, + .cleanup = blt_ring_cleanup, }; int intel_init_render_ring_buffer(struct drm_device *dev) diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h index a05aff0e5764..3126c2681983 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.h +++ b/drivers/gpu/drm/i915/intel_ringbuffer.h @@ -63,6 +63,7 @@ struct intel_ring_buffer { struct drm_i915_gem_execbuffer2 *exec, struct drm_clip_rect *cliprects, uint64_t exec_offset); + void (*cleanup)(struct intel_ring_buffer *ring); /** * List of objects currently involved in rendering from the @@ -98,6 +99,8 @@ struct intel_ring_buffer { wait_queue_head_t irq_queue; drm_local_map_t map; + + void *private; }; static inline u32 diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c index de158b76bcd5..d97e6cb52d34 100644 --- a/drivers/gpu/drm/i915/intel_sdvo.c +++ b/drivers/gpu/drm/i915/intel_sdvo.c @@ -107,7 +107,8 @@ struct intel_sdvo { * This is set if we treat the device as HDMI, instead of DVI. */ bool is_hdmi; - bool has_audio; + bool has_hdmi_monitor; + bool has_hdmi_audio; /** * This is set if we detect output of sdvo device as LVDS and @@ -1023,7 +1024,7 @@ static void intel_sdvo_mode_set(struct drm_encoder *encoder, if (!intel_sdvo_set_target_input(intel_sdvo)) return; - if (intel_sdvo->is_hdmi && + if (intel_sdvo->has_hdmi_monitor && !intel_sdvo_set_avi_infoframe(intel_sdvo)) return; @@ -1063,7 +1064,7 @@ static void intel_sdvo_mode_set(struct drm_encoder *encoder, } if (intel_crtc->pipe == 1) sdvox |= SDVO_PIPE_B_SELECT; - if (intel_sdvo->has_audio) + if (intel_sdvo->has_hdmi_audio) sdvox |= SDVO_AUDIO_ENABLE; if (INTEL_INFO(dev)->gen >= 4) { @@ -1295,55 +1296,14 @@ intel_sdvo_get_edid(struct drm_connector *connector) return drm_get_edid(connector, &sdvo->ddc); } -static struct drm_connector * -intel_find_analog_connector(struct drm_device *dev) -{ - struct drm_connector *connector; - struct intel_sdvo *encoder; - - list_for_each_entry(encoder, - &dev->mode_config.encoder_list, - base.base.head) { - if (encoder->base.type == INTEL_OUTPUT_ANALOG) { - list_for_each_entry(connector, - &dev->mode_config.connector_list, - head) { - if (&encoder->base == - intel_attached_encoder(connector)) - return connector; - } - } - } - - return NULL; -} - -static int -intel_analog_is_connected(struct drm_device *dev) -{ - struct drm_connector *analog_connector; - - analog_connector = intel_find_analog_connector(dev); - if (!analog_connector) - return false; - - if (analog_connector->funcs->detect(analog_connector, false) == - connector_status_disconnected) - return false; - - return true; -} - /* Mac mini hack -- use the same DDC as the analog connector */ static struct edid * intel_sdvo_get_analog_edid(struct drm_connector *connector) { struct drm_i915_private *dev_priv = connector->dev->dev_private; - if (!intel_analog_is_connected(connector->dev)) - return NULL; - - return drm_get_edid(connector, &dev_priv->gmbus[dev_priv->crt_ddc_pin].adapter); + return drm_get_edid(connector, + &dev_priv->gmbus[dev_priv->crt_ddc_pin].adapter); } enum drm_connector_status @@ -1388,8 +1348,10 @@ intel_sdvo_hdmi_sink_detect(struct drm_connector *connector) /* DDC bus is shared, match EDID to connector type */ if (edid->input & DRM_EDID_INPUT_DIGITAL) { status = connector_status_connected; - intel_sdvo->is_hdmi = drm_detect_hdmi_monitor(edid); - intel_sdvo->has_audio = drm_detect_monitor_audio(edid); + if (intel_sdvo->is_hdmi) { + intel_sdvo->has_hdmi_monitor = drm_detect_hdmi_monitor(edid); + intel_sdvo->has_hdmi_audio = drm_detect_monitor_audio(edid); + } } connector->display_info.raw_edid = NULL; kfree(edid); @@ -1398,7 +1360,7 @@ intel_sdvo_hdmi_sink_detect(struct drm_connector *connector) if (status == connector_status_connected) { struct intel_sdvo_connector *intel_sdvo_connector = to_intel_sdvo_connector(connector); if (intel_sdvo_connector->force_audio) - intel_sdvo->has_audio = intel_sdvo_connector->force_audio > 0; + intel_sdvo->has_hdmi_audio = intel_sdvo_connector->force_audio > 0; } return status; @@ -1415,10 +1377,12 @@ intel_sdvo_detect(struct drm_connector *connector, bool force) if (!intel_sdvo_write_cmd(intel_sdvo, SDVO_CMD_GET_ATTACHED_DISPLAYS, NULL, 0)) return connector_status_unknown; - if (intel_sdvo->is_tv) { - /* add 30ms delay when the output type is SDVO-TV */ + + /* add 30ms delay when the output type might be TV */ + if (intel_sdvo->caps.output_flags & + (SDVO_OUTPUT_SVID0 | SDVO_OUTPUT_CVBS0)) mdelay(30); - } + if (!intel_sdvo_read_response(intel_sdvo, &response, 2)) return connector_status_unknown; @@ -1472,8 +1436,10 @@ static void intel_sdvo_get_ddc_modes(struct drm_connector *connector) edid = intel_sdvo_get_analog_edid(connector); if (edid != NULL) { - drm_mode_connector_update_edid_property(connector, edid); - drm_add_edid_modes(connector, edid); + if (edid->input & DRM_EDID_INPUT_DIGITAL) { + drm_mode_connector_update_edid_property(connector, edid); + drm_add_edid_modes(connector, edid); + } connector->display_info.raw_edid = NULL; kfree(edid); } @@ -1713,12 +1679,12 @@ intel_sdvo_set_property(struct drm_connector *connector, intel_sdvo_connector->force_audio = val; - if (val > 0 && intel_sdvo->has_audio) + if (val > 0 && intel_sdvo->has_hdmi_audio) return 0; - if (val < 0 && !intel_sdvo->has_audio) + if (val < 0 && !intel_sdvo->has_hdmi_audio) return 0; - intel_sdvo->has_audio = val > 0; + intel_sdvo->has_hdmi_audio = val > 0; goto done; } @@ -2070,6 +2036,8 @@ intel_sdvo_dvi_init(struct intel_sdvo *intel_sdvo, int device) intel_sdvo_set_colorimetry(intel_sdvo, SDVO_COLORIMETRY_RGB256); connector->connector_type = DRM_MODE_CONNECTOR_HDMIA; + + intel_sdvo_add_hdmi_properties(intel_sdvo_connector); intel_sdvo->is_hdmi = true; } intel_sdvo->base.clone_mask = ((1 << INTEL_SDVO_NON_TV_CLONE_BIT) | @@ -2077,8 +2045,6 @@ intel_sdvo_dvi_init(struct intel_sdvo *intel_sdvo, int device) intel_sdvo_connector_init(intel_sdvo_connector, intel_sdvo); - intel_sdvo_add_hdmi_properties(intel_sdvo_connector); - return true; } |