summaryrefslogtreecommitdiff
path: root/drivers/gpu
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/drm_bufs.c17
-rw-r--r--drivers/gpu/drm/drm_crtc.c2
-rw-r--r--drivers/gpu/drm/drm_edid.c19
-rw-r--r--drivers/gpu/drm/drm_gem.c1
-rw-r--r--drivers/gpu/drm/drm_ioc32.c9
-rw-r--r--drivers/gpu/drm/drm_pci.c3
-rw-r--r--drivers/gpu/drm/drm_vm.c2
-rw-r--r--drivers/gpu/drm/i915/i915_dma.c3
-rw-r--r--drivers/gpu/drm/i915/i915_drv.c3
-rw-r--r--drivers/gpu/drm/i915/i915_drv.h3
-rw-r--r--drivers/gpu/drm/i915/i915_gem.c58
-rw-r--r--drivers/gpu/drm/i915/i915_gem_execbuffer.c4
-rw-r--r--drivers/gpu/drm/i915/i915_irq.c11
-rw-r--r--drivers/gpu/drm/i915/i915_reg.h1
-rw-r--r--drivers/gpu/drm/i915/i915_suspend.c5
-rw-r--r--drivers/gpu/drm/i915/intel_display.c308
-rw-r--r--drivers/gpu/drm/i915/intel_i2c.c3
-rw-r--r--drivers/gpu/drm/i915/intel_overlay.c5
-rw-r--r--drivers/gpu/drm/mga/mga_drv.h19
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_acpi.c1
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_fence.c59
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_perf.c5
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_state.c4
-rw-r--r--drivers/gpu/drm/nouveau/nv50_display.c17
-rw-r--r--drivers/gpu/drm/radeon/atombios.h1
-rw-r--r--drivers/gpu/drm/radeon/atombios_crtc.c7
-rw-r--r--drivers/gpu/drm/radeon/evergreen.c32
-rw-r--r--drivers/gpu/drm/radeon/r100_track.h8
-rw-r--r--drivers/gpu/drm/radeon/r600.c20
-rw-r--r--drivers/gpu/drm/radeon/radeon.h2
-rw-r--r--drivers/gpu/drm/radeon/radeon_asic.c31
-rw-r--r--drivers/gpu/drm/radeon/radeon_atombios.c44
-rw-r--r--drivers/gpu/drm/radeon/radeon_clocks.c8
-rw-r--r--drivers/gpu/drm/radeon/radeon_combios.c11
-rw-r--r--drivers/gpu/drm/radeon/radeon_connectors.c71
-rw-r--r--drivers/gpu/drm/radeon/radeon_device.c2
-rw-r--r--drivers/gpu/drm/radeon/radeon_encoders.c123
-rw-r--r--drivers/gpu/drm/radeon/radeon_fence.c51
-rw-r--r--drivers/gpu/drm/radeon/radeon_mode.h2
-rw-r--r--drivers/gpu/drm/radeon/rv770.c3
-rw-r--r--drivers/gpu/drm/savage/savage_bci.c3
-rw-r--r--drivers/gpu/drm/ttm/ttm_tt.c5
42 files changed, 685 insertions, 301 deletions
diff --git a/drivers/gpu/drm/drm_bufs.c b/drivers/gpu/drm/drm_bufs.c
index 3e257a50bf56..61e1ef90d4e5 100644
--- a/drivers/gpu/drm/drm_bufs.c
+++ b/drivers/gpu/drm/drm_bufs.c
@@ -46,10 +46,11 @@ static struct drm_map_list *drm_find_matching_map(struct drm_device *dev,
list_for_each_entry(entry, &dev->maplist, head) {
/*
* Because the kernel-userspace ABI is fixed at a 32-bit offset
- * while PCI resources may live above that, we ignore the map
- * offset for maps of type _DRM_FRAMEBUFFER or _DRM_REGISTERS.
- * It is assumed that each driver will have only one resource of
- * each type.
+ * while PCI resources may live above that, we only compare the
+ * lower 32 bits of the map offset for maps of type
+ * _DRM_FRAMEBUFFER or _DRM_REGISTERS.
+ * It is assumed that if a driver have more than one resource
+ * of each type, the lower 32 bits are different.
*/
if (!entry->map ||
map->type != entry->map->type ||
@@ -59,9 +60,12 @@ static struct drm_map_list *drm_find_matching_map(struct drm_device *dev,
case _DRM_SHM:
if (map->flags != _DRM_CONTAINS_LOCK)
break;
+ return entry;
case _DRM_REGISTERS:
case _DRM_FRAME_BUFFER:
- return entry;
+ if ((entry->map->offset & 0xffffffff) ==
+ (map->offset & 0xffffffff))
+ return entry;
default: /* Make gcc happy */
;
}
@@ -183,9 +187,6 @@ static int drm_addmap_core(struct drm_device * dev, resource_size_t offset,
return -EINVAL;
}
#endif
-#ifdef __alpha__
- map->offset += dev->hose->mem_space->start;
-#endif
/* Some drivers preinitialize some maps, without the X Server
* needing to be aware of it. Therefore, we just return success
* when the server tries to create a duplicate map.
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index 872747c5a544..21058e6ad2b8 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -1113,7 +1113,7 @@ int drm_mode_getresources(struct drm_device *dev, void *data,
if (card_res->count_fbs >= fb_count) {
copied = 0;
fb_id = (uint32_t __user *)(unsigned long)card_res->fb_id_ptr;
- list_for_each_entry(fb, &file_priv->fbs, head) {
+ list_for_each_entry(fb, &file_priv->fbs, filp_head) {
if (put_user(fb->base.id, fb_id + copied)) {
ret = -EFAULT;
goto out;
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index 0a9357c66ff8..09292193dafe 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -184,9 +184,9 @@ drm_edid_block_valid(u8 *raw_edid)
bad:
if (raw_edid) {
- DRM_ERROR("Raw EDID:\n");
+ printk(KERN_ERR "Raw EDID:\n");
print_hex_dump_bytes(KERN_ERR, DUMP_PREFIX_NONE, raw_edid, EDID_LENGTH);
- printk("\n");
+ printk(KERN_ERR "\n");
}
return 0;
}
@@ -258,6 +258,17 @@ drm_do_probe_ddc_edid(struct i2c_adapter *adapter, unsigned char *buf,
return ret == 2 ? 0 : -1;
}
+static bool drm_edid_is_zero(u8 *in_edid, int length)
+{
+ int i;
+ u32 *raw_edid = (u32 *)in_edid;
+
+ for (i = 0; i < length / 4; i++)
+ if (*(raw_edid + i) != 0)
+ return false;
+ return true;
+}
+
static u8 *
drm_do_get_edid(struct drm_connector *connector, struct i2c_adapter *adapter)
{
@@ -273,6 +284,10 @@ drm_do_get_edid(struct drm_connector *connector, struct i2c_adapter *adapter)
goto out;
if (drm_edid_block_valid(block))
break;
+ if (i == 0 && drm_edid_is_zero(block, EDID_LENGTH)) {
+ connector->null_edid_counter++;
+ goto carp;
+ }
}
if (i == 4)
goto carp;
diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c
index 74e4ff578017..4012fe423460 100644
--- a/drivers/gpu/drm/drm_gem.c
+++ b/drivers/gpu/drm/drm_gem.c
@@ -34,6 +34,7 @@
#include <linux/module.h>
#include <linux/mman.h>
#include <linux/pagemap.h>
+#include <linux/shmem_fs.h>
#include "drmP.h"
/** @file drm_gem.c
diff --git a/drivers/gpu/drm/drm_ioc32.c b/drivers/gpu/drm/drm_ioc32.c
index d61d185cf040..4a058c7af6c0 100644
--- a/drivers/gpu/drm/drm_ioc32.c
+++ b/drivers/gpu/drm/drm_ioc32.c
@@ -28,6 +28,7 @@
* IN THE SOFTWARE.
*/
#include <linux/compat.h>
+#include <linux/ratelimit.h>
#include "drmP.h"
#include "drm_core.h"
@@ -253,10 +254,10 @@ static int compat_drm_addmap(struct file *file, unsigned int cmd,
return -EFAULT;
m32.handle = (unsigned long)handle;
- if (m32.handle != (unsigned long)handle && printk_ratelimit())
- printk(KERN_ERR "compat_drm_addmap truncated handle"
- " %p for type %d offset %x\n",
- handle, m32.type, m32.offset);
+ if (m32.handle != (unsigned long)handle)
+ printk_ratelimited(KERN_ERR "compat_drm_addmap truncated handle"
+ " %p for type %d offset %x\n",
+ handle, m32.type, m32.offset);
if (copy_to_user(argp, &m32, sizeof(m32)))
return -EFAULT;
diff --git a/drivers/gpu/drm/drm_pci.c b/drivers/gpu/drm/drm_pci.c
index e1aee4f6a7c6..b6a19cb07caf 100644
--- a/drivers/gpu/drm/drm_pci.c
+++ b/drivers/gpu/drm/drm_pci.c
@@ -251,7 +251,7 @@ err:
}
-int drm_pci_irq_by_busid(struct drm_device *dev, struct drm_irq_busid *p)
+static int drm_pci_irq_by_busid(struct drm_device *dev, struct drm_irq_busid *p)
{
if ((p->busnum >> 8) != drm_get_pci_domain(dev) ||
(p->busnum & 0xff) != dev->pdev->bus->number ||
@@ -292,6 +292,7 @@ static struct drm_bus drm_pci_bus = {
.get_name = drm_pci_get_name,
.set_busid = drm_pci_set_busid,
.set_unique = drm_pci_set_unique,
+ .irq_by_busid = drm_pci_irq_by_busid,
.agp_init = drm_pci_agp_init,
};
diff --git a/drivers/gpu/drm/drm_vm.c b/drivers/gpu/drm/drm_vm.c
index 2c3fcbdfd8ff..5db96d45fc71 100644
--- a/drivers/gpu/drm/drm_vm.c
+++ b/drivers/gpu/drm/drm_vm.c
@@ -526,7 +526,7 @@ static int drm_mmap_dma(struct file *filp, struct vm_area_struct *vma)
static resource_size_t drm_core_get_reg_ofs(struct drm_device *dev)
{
#ifdef __alpha__
- return dev->hose->dense_mem_base - dev->hose->mem_space->start;
+ return dev->hose->dense_mem_base;
#else
return 0;
#endif
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index 0239e9974bf2..2b79588541e7 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -2182,9 +2182,8 @@ int i915_driver_unload(struct drm_device *dev)
/* Flush any outstanding unpin_work. */
flush_workqueue(dev_priv->wq);
- i915_gem_free_all_phys_object(dev);
-
mutex_lock(&dev->struct_mutex);
+ i915_gem_free_all_phys_object(dev);
i915_gem_cleanup_ringbuffer(dev);
mutex_unlock(&dev->struct_mutex);
if (I915_HAS_FBC(dev) && i915_powersave)
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 0defd4270594..609358faaa90 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -579,6 +579,9 @@ int i915_reset(struct drm_device *dev, u8 flags)
} else switch (INTEL_INFO(dev)->gen) {
case 6:
ret = gen6_do_reset(dev, flags);
+ /* If reset with a user forcewake, try to restore */
+ if (atomic_read(&dev_priv->forcewake_count))
+ __gen6_gt_force_wake_get(dev_priv);
break;
case 5:
ret = ironlake_do_reset(dev, flags);
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index f63ee162f124..eddabf68e97a 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -211,6 +211,9 @@ struct drm_i915_display_funcs {
void (*fdi_link_train)(struct drm_crtc *crtc);
void (*init_clock_gating)(struct drm_device *dev);
void (*init_pch_clock_gating)(struct drm_device *dev);
+ int (*queue_flip)(struct drm_device *dev, struct drm_crtc *crtc,
+ struct drm_framebuffer *fb,
+ struct drm_i915_gem_object *obj);
/* clock updates for mode set */
/* cursor updates */
/* render clock increase/decrease */
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 12d32579b951..5c0d1247f453 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -31,6 +31,7 @@
#include "i915_drv.h"
#include "i915_trace.h"
#include "intel_drv.h"
+#include <linux/shmem_fs.h>
#include <linux/slab.h>
#include <linux/swap.h>
#include <linux/pci.h>
@@ -359,8 +360,7 @@ i915_gem_shmem_pread_fast(struct drm_device *dev,
if ((page_offset + remain) > PAGE_SIZE)
page_length = PAGE_SIZE - page_offset;
- page = read_cache_page_gfp(mapping, offset >> PAGE_SHIFT,
- GFP_HIGHUSER | __GFP_RECLAIMABLE);
+ page = shmem_read_mapping_page(mapping, offset >> PAGE_SHIFT);
if (IS_ERR(page))
return PTR_ERR(page);
@@ -463,10 +463,11 @@ i915_gem_shmem_pread_slow(struct drm_device *dev,
if ((data_page_offset + page_length) > PAGE_SIZE)
page_length = PAGE_SIZE - data_page_offset;
- page = read_cache_page_gfp(mapping, offset >> PAGE_SHIFT,
- GFP_HIGHUSER | __GFP_RECLAIMABLE);
- if (IS_ERR(page))
- return PTR_ERR(page);
+ page = shmem_read_mapping_page(mapping, offset >> PAGE_SHIFT);
+ if (IS_ERR(page)) {
+ ret = PTR_ERR(page);
+ goto out;
+ }
if (do_bit17_swizzling) {
slow_shmem_bit17_copy(page,
@@ -795,8 +796,7 @@ i915_gem_shmem_pwrite_fast(struct drm_device *dev,
if ((page_offset + remain) > PAGE_SIZE)
page_length = PAGE_SIZE - page_offset;
- page = read_cache_page_gfp(mapping, offset >> PAGE_SHIFT,
- GFP_HIGHUSER | __GFP_RECLAIMABLE);
+ page = shmem_read_mapping_page(mapping, offset >> PAGE_SHIFT);
if (IS_ERR(page))
return PTR_ERR(page);
@@ -905,8 +905,7 @@ i915_gem_shmem_pwrite_slow(struct drm_device *dev,
if ((data_page_offset + page_length) > PAGE_SIZE)
page_length = PAGE_SIZE - data_page_offset;
- page = read_cache_page_gfp(mapping, offset >> PAGE_SHIFT,
- GFP_HIGHUSER | __GFP_RECLAIMABLE);
+ page = shmem_read_mapping_page(mapping, offset >> PAGE_SHIFT);
if (IS_ERR(page)) {
ret = PTR_ERR(page);
goto out;
@@ -1217,11 +1216,11 @@ int i915_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
ret = i915_gem_object_bind_to_gtt(obj, 0, true);
if (ret)
goto unlock;
- }
- ret = i915_gem_object_set_to_gtt_domain(obj, write);
- if (ret)
- goto unlock;
+ ret = i915_gem_object_set_to_gtt_domain(obj, write);
+ if (ret)
+ goto unlock;
+ }
if (obj->tiling_mode == I915_TILING_NONE)
ret = i915_gem_object_put_fence(obj);
@@ -1556,12 +1555,10 @@ i915_gem_object_get_pages_gtt(struct drm_i915_gem_object *obj,
inode = obj->base.filp->f_path.dentry->d_inode;
mapping = inode->i_mapping;
+ gfpmask |= mapping_gfp_mask(mapping);
+
for (i = 0; i < page_count; i++) {
- page = read_cache_page_gfp(mapping, i,
- GFP_HIGHUSER |
- __GFP_COLD |
- __GFP_RECLAIMABLE |
- gfpmask);
+ page = shmem_read_mapping_page_gfp(mapping, i, gfpmask);
if (IS_ERR(page))
goto err_pages;
@@ -1699,13 +1696,10 @@ i915_gem_object_truncate(struct drm_i915_gem_object *obj)
/* Our goal here is to return as much of the memory as
* is possible back to the system as we are called from OOM.
* To do this we must instruct the shmfs to drop all of its
- * backing pages, *now*. Here we mirror the actions taken
- * when by shmem_delete_inode() to release the backing store.
+ * backing pages, *now*.
*/
inode = obj->base.filp->f_path.dentry->d_inode;
- truncate_inode_pages(inode->i_mapping, 0);
- if (inode->i_op->truncate_range)
- inode->i_op->truncate_range(inode, 0, (loff_t)-1);
+ shmem_truncate_range(inode, 0, (loff_t)-1);
obj->madv = __I915_MADV_PURGED;
}
@@ -2078,8 +2072,8 @@ i915_wait_request(struct intel_ring_buffer *ring,
if (!ier) {
DRM_ERROR("something (likely vbetool) disabled "
"interrupts, re-enabling\n");
- i915_driver_irq_preinstall(ring->dev);
- i915_driver_irq_postinstall(ring->dev);
+ ring->dev->driver->irq_preinstall(ring->dev);
+ ring->dev->driver->irq_postinstall(ring->dev);
}
trace_i915_gem_request_wait_begin(ring, seqno);
@@ -2924,8 +2918,6 @@ i915_gem_object_flush_gtt_write_domain(struct drm_i915_gem_object *obj)
*/
wmb();
- i915_gem_release_mmap(obj);
-
old_write_domain = obj->base.write_domain;
obj->base.write_domain = 0;
@@ -3565,6 +3557,7 @@ struct drm_i915_gem_object *i915_gem_alloc_object(struct drm_device *dev,
{
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_gem_object *obj;
+ struct address_space *mapping;
obj = kzalloc(sizeof(*obj), GFP_KERNEL);
if (obj == NULL)
@@ -3575,6 +3568,9 @@ struct drm_i915_gem_object *i915_gem_alloc_object(struct drm_device *dev,
return NULL;
}
+ mapping = obj->base.filp->f_path.dentry->d_inode->i_mapping;
+ mapping_set_gfp_mask(mapping, GFP_HIGHUSER | __GFP_RECLAIMABLE);
+
i915_gem_info_add_obj(dev_priv, size);
obj->base.write_domain = I915_GEM_DOMAIN_CPU;
@@ -3950,8 +3946,7 @@ void i915_gem_detach_phys_object(struct drm_device *dev,
page_count = obj->base.size / PAGE_SIZE;
for (i = 0; i < page_count; i++) {
- struct page *page = read_cache_page_gfp(mapping, i,
- GFP_HIGHUSER | __GFP_RECLAIMABLE);
+ struct page *page = shmem_read_mapping_page(mapping, i);
if (!IS_ERR(page)) {
char *dst = kmap_atomic(page);
memcpy(dst, vaddr + i*PAGE_SIZE, PAGE_SIZE);
@@ -4012,8 +4007,7 @@ i915_gem_attach_phys_object(struct drm_device *dev,
struct page *page;
char *dst, *src;
- page = read_cache_page_gfp(mapping, i,
- GFP_HIGHUSER | __GFP_RECLAIMABLE);
+ page = shmem_read_mapping_page(mapping, i);
if (IS_ERR(page))
return PTR_ERR(page);
diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
index 20a4cc5b818f..4934cf84c320 100644
--- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
@@ -187,10 +187,6 @@ i915_gem_object_set_to_gpu_domain(struct drm_i915_gem_object *obj,
if ((flush_domains | invalidate_domains) & I915_GEM_DOMAIN_CPU)
i915_gem_clflush_object(obj);
- /* blow away mappings if mapped through GTT */
- if ((flush_domains | invalidate_domains) & I915_GEM_DOMAIN_GTT)
- i915_gem_release_mmap(obj);
-
if (obj->base.pending_write_domain)
cd->flips |= atomic_read(&obj->pending_flip);
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index b9fafe3b045b..ae2b49969b99 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -1740,6 +1740,17 @@ void ironlake_irq_preinstall(struct drm_device *dev)
INIT_WORK(&dev_priv->rps_work, gen6_pm_rps_work);
I915_WRITE(HWSTAM, 0xeffe);
+ if (IS_GEN6(dev)) {
+ /* Workaround stalls observed on Sandy Bridge GPUs by
+ * making the blitter command streamer generate a
+ * write to the Hardware Status Page for
+ * MI_USER_INTERRUPT. This appears to serialize the
+ * previous seqno write out before the interrupt
+ * happens.
+ */
+ I915_WRITE(GEN6_BLITTER_HWSTAM, ~GEN6_BLITTER_USER_INTERRUPT);
+ I915_WRITE(GEN6_BSD_HWSTAM, ~GEN6_BSD_USER_INTERRUPT);
+ }
/* XXX hotplug from PCH */
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 2f967af8e62e..5d5def756c9e 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -531,6 +531,7 @@
#define GEN6_BSD_SLEEP_PSMI_CONTROL_RC_ILDL_MESSAGE_ENABLE 0
#define GEN6_BSD_SLEEP_PSMI_CONTROL_IDLE_INDICATOR (1 << 3)
+#define GEN6_BSD_HWSTAM 0x12098
#define GEN6_BSD_IMR 0x120a8
#define GEN6_BSD_USER_INTERRUPT (1 << 12)
diff --git a/drivers/gpu/drm/i915/i915_suspend.c b/drivers/gpu/drm/i915/i915_suspend.c
index 60a94d2b5264..e8152d23d5b6 100644
--- a/drivers/gpu/drm/i915/i915_suspend.c
+++ b/drivers/gpu/drm/i915/i915_suspend.c
@@ -678,6 +678,7 @@ void i915_save_display(struct drm_device *dev)
}
/* VGA state */
+ mutex_lock(&dev->struct_mutex);
dev_priv->saveVGA0 = I915_READ(VGA0);
dev_priv->saveVGA1 = I915_READ(VGA1);
dev_priv->saveVGA_PD = I915_READ(VGA_PD);
@@ -687,6 +688,7 @@ void i915_save_display(struct drm_device *dev)
dev_priv->saveVGACNTRL = I915_READ(VGACNTRL);
i915_save_vga(dev);
+ mutex_unlock(&dev->struct_mutex);
}
void i915_restore_display(struct drm_device *dev)
@@ -780,6 +782,8 @@ void i915_restore_display(struct drm_device *dev)
I915_WRITE(CPU_VGACNTRL, dev_priv->saveVGACNTRL);
else
I915_WRITE(VGACNTRL, dev_priv->saveVGACNTRL);
+
+ mutex_lock(&dev->struct_mutex);
I915_WRITE(VGA0, dev_priv->saveVGA0);
I915_WRITE(VGA1, dev_priv->saveVGA1);
I915_WRITE(VGA_PD, dev_priv->saveVGA_PD);
@@ -787,6 +791,7 @@ void i915_restore_display(struct drm_device *dev)
udelay(150);
i915_restore_vga(dev);
+ mutex_unlock(&dev->struct_mutex);
}
int i915_save_state(struct drm_device *dev)
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 81a9059b6a94..21b6f93fe919 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -4687,6 +4687,7 @@ static int i9xx_crtc_mode_set(struct drm_crtc *crtc,
I915_WRITE(DSPCNTR(plane), dspcntr);
POSTING_READ(DSPCNTR(plane));
+ intel_enable_plane(dev_priv, plane, pipe);
ret = intel_pipe_set_base(crtc, x, y, old_fb);
@@ -5217,8 +5218,6 @@ static int ironlake_crtc_mode_set(struct drm_crtc *crtc,
I915_WRITE(DSPCNTR(plane), dspcntr);
POSTING_READ(DSPCNTR(plane));
- if (!HAS_PCH_SPLIT(dev))
- intel_enable_plane(dev_priv, plane, pipe);
ret = intel_pipe_set_base(crtc, x, y, old_fb);
@@ -6262,6 +6261,197 @@ void intel_prepare_page_flip(struct drm_device *dev, int plane)
spin_unlock_irqrestore(&dev->event_lock, flags);
}
+static int intel_gen2_queue_flip(struct drm_device *dev,
+ struct drm_crtc *crtc,
+ struct drm_framebuffer *fb,
+ struct drm_i915_gem_object *obj)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
+ unsigned long offset;
+ u32 flip_mask;
+ int ret;
+
+ ret = intel_pin_and_fence_fb_obj(dev, obj, LP_RING(dev_priv));
+ if (ret)
+ goto out;
+
+ /* Offset into the new buffer for cases of shared fbs between CRTCs */
+ offset = crtc->y * fb->pitch + crtc->x * fb->bits_per_pixel/8;
+
+ ret = BEGIN_LP_RING(6);
+ if (ret)
+ goto out;
+
+ /* Can't queue multiple flips, so wait for the previous
+ * one to finish before executing the next.
+ */
+ if (intel_crtc->plane)
+ flip_mask = MI_WAIT_FOR_PLANE_B_FLIP;
+ else
+ flip_mask = MI_WAIT_FOR_PLANE_A_FLIP;
+ OUT_RING(MI_WAIT_FOR_EVENT | flip_mask);
+ OUT_RING(MI_NOOP);
+ OUT_RING(MI_DISPLAY_FLIP |
+ MI_DISPLAY_FLIP_PLANE(intel_crtc->plane));
+ OUT_RING(fb->pitch);
+ OUT_RING(obj->gtt_offset + offset);
+ OUT_RING(MI_NOOP);
+ ADVANCE_LP_RING();
+out:
+ return ret;
+}
+
+static int intel_gen3_queue_flip(struct drm_device *dev,
+ struct drm_crtc *crtc,
+ struct drm_framebuffer *fb,
+ struct drm_i915_gem_object *obj)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
+ unsigned long offset;
+ u32 flip_mask;
+ int ret;
+
+ ret = intel_pin_and_fence_fb_obj(dev, obj, LP_RING(dev_priv));
+ if (ret)
+ goto out;
+
+ /* Offset into the new buffer for cases of shared fbs between CRTCs */
+ offset = crtc->y * fb->pitch + crtc->x * fb->bits_per_pixel/8;
+
+ ret = BEGIN_LP_RING(6);
+ if (ret)
+ goto out;
+
+ if (intel_crtc->plane)
+ flip_mask = MI_WAIT_FOR_PLANE_B_FLIP;
+ else
+ flip_mask = MI_WAIT_FOR_PLANE_A_FLIP;
+ OUT_RING(MI_WAIT_FOR_EVENT | flip_mask);
+ OUT_RING(MI_NOOP);
+ OUT_RING(MI_DISPLAY_FLIP_I915 |
+ MI_DISPLAY_FLIP_PLANE(intel_crtc->plane));
+ OUT_RING(fb->pitch);
+ OUT_RING(obj->gtt_offset + offset);
+ OUT_RING(MI_NOOP);
+
+ ADVANCE_LP_RING();
+out:
+ return ret;
+}
+
+static int intel_gen4_queue_flip(struct drm_device *dev,
+ struct drm_crtc *crtc,
+ struct drm_framebuffer *fb,
+ struct drm_i915_gem_object *obj)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
+ uint32_t pf, pipesrc;
+ int ret;
+
+ ret = intel_pin_and_fence_fb_obj(dev, obj, LP_RING(dev_priv));
+ if (ret)
+ goto out;
+
+ ret = BEGIN_LP_RING(4);
+ if (ret)
+ goto out;
+
+ /* i965+ uses the linear or tiled offsets from the
+ * Display Registers (which do not change across a page-flip)
+ * so we need only reprogram the base address.
+ */
+ OUT_RING(MI_DISPLAY_FLIP |
+ MI_DISPLAY_FLIP_PLANE(intel_crtc->plane));
+ OUT_RING(fb->pitch);
+ OUT_RING(obj->gtt_offset | obj->tiling_mode);
+
+ /* XXX Enabling the panel-fitter across page-flip is so far
+ * untested on non-native modes, so ignore it for now.
+ * pf = I915_READ(pipe == 0 ? PFA_CTL_1 : PFB_CTL_1) & PF_ENABLE;
+ */
+ pf = 0;
+ pipesrc = I915_READ(PIPESRC(intel_crtc->pipe)) & 0x0fff0fff;
+ OUT_RING(pf | pipesrc);
+ ADVANCE_LP_RING();
+out:
+ return ret;
+}
+
+static int intel_gen6_queue_flip(struct drm_device *dev,
+ struct drm_crtc *crtc,
+ struct drm_framebuffer *fb,
+ struct drm_i915_gem_object *obj)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
+ uint32_t pf, pipesrc;
+ int ret;
+
+ ret = intel_pin_and_fence_fb_obj(dev, obj, LP_RING(dev_priv));
+ if (ret)
+ goto out;
+
+ ret = BEGIN_LP_RING(4);
+ if (ret)
+ goto out;
+
+ OUT_RING(MI_DISPLAY_FLIP |
+ MI_DISPLAY_FLIP_PLANE(intel_crtc->plane));
+ OUT_RING(fb->pitch | obj->tiling_mode);
+ OUT_RING(obj->gtt_offset);
+
+ pf = I915_READ(PF_CTL(intel_crtc->pipe)) & PF_ENABLE;
+ pipesrc = I915_READ(PIPESRC(intel_crtc->pipe)) & 0x0fff0fff;
+ OUT_RING(pf | pipesrc);
+ ADVANCE_LP_RING();
+out:
+ return ret;
+}
+
+/*
+ * On gen7 we currently use the blit ring because (in early silicon at least)
+ * the render ring doesn't give us interrpts for page flip completion, which
+ * means clients will hang after the first flip is queued. Fortunately the
+ * blit ring generates interrupts properly, so use it instead.
+ */
+static int intel_gen7_queue_flip(struct drm_device *dev,
+ struct drm_crtc *crtc,
+ struct drm_framebuffer *fb,
+ struct drm_i915_gem_object *obj)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
+ struct intel_ring_buffer *ring = &dev_priv->ring[BCS];
+ int ret;
+
+ ret = intel_pin_and_fence_fb_obj(dev, obj, ring);
+ if (ret)
+ goto out;
+
+ ret = intel_ring_begin(ring, 4);
+ if (ret)
+ goto out;
+
+ intel_ring_emit(ring, MI_DISPLAY_FLIP_I915 | (intel_crtc->plane << 19));
+ intel_ring_emit(ring, (fb->pitch | obj->tiling_mode));
+ intel_ring_emit(ring, (obj->gtt_offset));
+ intel_ring_emit(ring, (MI_NOOP));
+ intel_ring_advance(ring);
+out:
+ return ret;
+}
+
+static int intel_default_queue_flip(struct drm_device *dev,
+ struct drm_crtc *crtc,
+ struct drm_framebuffer *fb,
+ struct drm_i915_gem_object *obj)
+{
+ return -ENODEV;
+}
+
static int intel_crtc_page_flip(struct drm_crtc *crtc,
struct drm_framebuffer *fb,
struct drm_pending_vblank_event *event)
@@ -6272,9 +6462,7 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc,
struct drm_i915_gem_object *obj;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
struct intel_unpin_work *work;
- unsigned long flags, offset;
- int pipe = intel_crtc->pipe;
- u32 pf, pipesrc;
+ unsigned long flags;
int ret;
work = kzalloc(sizeof *work, GFP_KERNEL);
@@ -6303,9 +6491,6 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc,
obj = intel_fb->obj;
mutex_lock(&dev->struct_mutex);
- ret = intel_pin_and_fence_fb_obj(dev, obj, LP_RING(dev_priv));
- if (ret)
- goto cleanup_work;
/* Reference the objects for the scheduled work. */
drm_gem_object_reference(&work->old_fb_obj->base);
@@ -6317,91 +6502,18 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc,
if (ret)
goto cleanup_objs;
- if (IS_GEN3(dev) || IS_GEN2(dev)) {
- u32 flip_mask;
-
- /* Can't queue multiple flips, so wait for the previous
- * one to finish before executing the next.
- */
- ret = BEGIN_LP_RING(2);
- if (ret)
- goto cleanup_objs;
-
- if (intel_crtc->plane)
- flip_mask = MI_WAIT_FOR_PLANE_B_FLIP;
- else
- flip_mask = MI_WAIT_FOR_PLANE_A_FLIP;
- OUT_RING(MI_WAIT_FOR_EVENT | flip_mask);
- OUT_RING(MI_NOOP);
- ADVANCE_LP_RING();
- }
-
work->pending_flip_obj = obj;
work->enable_stall_check = true;
- /* Offset into the new buffer for cases of shared fbs between CRTCs */
- offset = crtc->y * fb->pitch + crtc->x * fb->bits_per_pixel/8;
-
- ret = BEGIN_LP_RING(4);
- if (ret)
- goto cleanup_objs;
-
/* Block clients from rendering to the new back buffer until
* the flip occurs and the object is no longer visible.
*/
atomic_add(1 << intel_crtc->plane, &work->old_fb_obj->pending_flip);
- switch (INTEL_INFO(dev)->gen) {
- case 2:
- OUT_RING(MI_DISPLAY_FLIP |
- MI_DISPLAY_FLIP_PLANE(intel_crtc->plane));
- OUT_RING(fb->pitch);
- OUT_RING(obj->gtt_offset + offset);
- OUT_RING(MI_NOOP);
- break;
-
- case 3:
- OUT_RING(MI_DISPLAY_FLIP_I915 |
- MI_DISPLAY_FLIP_PLANE(intel_crtc->plane));
- OUT_RING(fb->pitch);
- OUT_RING(obj->gtt_offset + offset);
- OUT_RING(MI_NOOP);
- break;
-
- case 4:
- case 5:
- /* i965+ uses the linear or tiled offsets from the
- * Display Registers (which do not change across a page-flip)
- * so we need only reprogram the base address.
- */
- OUT_RING(MI_DISPLAY_FLIP |
- MI_DISPLAY_FLIP_PLANE(intel_crtc->plane));
- OUT_RING(fb->pitch);
- OUT_RING(obj->gtt_offset | obj->tiling_mode);
-
- /* XXX Enabling the panel-fitter across page-flip is so far
- * untested on non-native modes, so ignore it for now.
- * pf = I915_READ(pipe == 0 ? PFA_CTL_1 : PFB_CTL_1) & PF_ENABLE;
- */
- pf = 0;
- pipesrc = I915_READ(PIPESRC(pipe)) & 0x0fff0fff;
- OUT_RING(pf | pipesrc);
- break;
-
- case 6:
- case 7:
- OUT_RING(MI_DISPLAY_FLIP |
- MI_DISPLAY_FLIP_PLANE(intel_crtc->plane));
- OUT_RING(fb->pitch | obj->tiling_mode);
- OUT_RING(obj->gtt_offset);
-
- pf = I915_READ(PF_CTL(pipe)) & PF_ENABLE;
- pipesrc = I915_READ(PIPESRC(pipe)) & 0x0fff0fff;
- OUT_RING(pf | pipesrc);
- break;
- }
- ADVANCE_LP_RING();
+ ret = dev_priv->display.queue_flip(dev, crtc, fb, obj);
+ if (ret)
+ goto cleanup_pending;
mutex_unlock(&dev->struct_mutex);
@@ -6409,10 +6521,11 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc,
return 0;
+cleanup_pending:
+ atomic_sub(1 << intel_crtc->plane, &work->old_fb_obj->pending_flip);
cleanup_objs:
drm_gem_object_unreference(&work->old_fb_obj->base);
drm_gem_object_unreference(&obj->base);
-cleanup_work:
mutex_unlock(&dev->struct_mutex);
spin_lock_irqsave(&dev->event_lock, flags);
@@ -7657,6 +7770,31 @@ static void intel_init_display(struct drm_device *dev)
else
dev_priv->display.get_fifo_size = i830_get_fifo_size;
}
+
+ /* Default just returns -ENODEV to indicate unsupported */
+ dev_priv->display.queue_flip = intel_default_queue_flip;
+
+ switch (INTEL_INFO(dev)->gen) {
+ case 2:
+ dev_priv->display.queue_flip = intel_gen2_queue_flip;
+ break;
+
+ case 3:
+ dev_priv->display.queue_flip = intel_gen3_queue_flip;
+ break;
+
+ case 4:
+ case 5:
+ dev_priv->display.queue_flip = intel_gen4_queue_flip;
+ break;
+
+ case 6:
+ dev_priv->display.queue_flip = intel_gen6_queue_flip;
+ break;
+ case 7:
+ dev_priv->display.queue_flip = intel_gen7_queue_flip;
+ break;
+ }
}
/*
diff --git a/drivers/gpu/drm/i915/intel_i2c.c b/drivers/gpu/drm/i915/intel_i2c.c
index d3b903bce7c5..d98cee60b602 100644
--- a/drivers/gpu/drm/i915/intel_i2c.c
+++ b/drivers/gpu/drm/i915/intel_i2c.c
@@ -401,8 +401,7 @@ int intel_setup_gmbus(struct drm_device *dev)
bus->reg0 = i | GMBUS_RATE_100KHZ;
/* XXX force bit banging until GMBUS is fully debugged */
- if (IS_GEN2(dev))
- bus->force_bit = intel_gpio_create(dev_priv, i);
+ bus->force_bit = intel_gpio_create(dev_priv, i);
}
intel_i2c_reset(dev_priv->dev);
diff --git a/drivers/gpu/drm/i915/intel_overlay.c b/drivers/gpu/drm/i915/intel_overlay.c
index a670c006982e..56a8e2aea19c 100644
--- a/drivers/gpu/drm/i915/intel_overlay.c
+++ b/drivers/gpu/drm/i915/intel_overlay.c
@@ -1416,6 +1416,8 @@ void intel_setup_overlay(struct drm_device *dev)
goto out_free;
overlay->reg_bo = reg_bo;
+ mutex_lock(&dev->struct_mutex);
+
if (OVERLAY_NEEDS_PHYSICAL(dev)) {
ret = i915_gem_attach_phys_object(dev, reg_bo,
I915_GEM_PHYS_OVERLAY_REGS,
@@ -1440,6 +1442,8 @@ void intel_setup_overlay(struct drm_device *dev)
}
}
+ mutex_unlock(&dev->struct_mutex);
+
/* init all values */
overlay->color_key = 0x0101fe;
overlay->brightness = -19;
@@ -1464,6 +1468,7 @@ out_unpin_bo:
i915_gem_object_unpin(reg_bo);
out_free_bo:
drm_gem_object_unreference(&reg_bo->base);
+ mutex_unlock(&dev->struct_mutex);
out_free:
kfree(overlay);
return;
diff --git a/drivers/gpu/drm/mga/mga_drv.h b/drivers/gpu/drm/mga/mga_drv.h
index 1084fa4d261b..54558a01969a 100644
--- a/drivers/gpu/drm/mga/mga_drv.h
+++ b/drivers/gpu/drm/mga/mga_drv.h
@@ -195,29 +195,10 @@ extern long mga_compat_ioctl(struct file *filp, unsigned int cmd,
#define mga_flush_write_combine() DRM_WRITEMEMORYBARRIER()
-#if defined(__linux__) && defined(__alpha__)
-#define MGA_BASE(reg) ((unsigned long)(dev_priv->mmio->handle))
-#define MGA_ADDR(reg) (MGA_BASE(reg) + reg)
-
-#define MGA_DEREF(reg) (*(volatile u32 *)MGA_ADDR(reg))
-#define MGA_DEREF8(reg) (*(volatile u8 *)MGA_ADDR(reg))
-
-#define MGA_READ(reg) (_MGA_READ((u32 *)MGA_ADDR(reg)))
-#define MGA_READ8(reg) (_MGA_READ((u8 *)MGA_ADDR(reg)))
-#define MGA_WRITE(reg, val) do { DRM_WRITEMEMORYBARRIER(); MGA_DEREF(reg) = val; } while (0)
-#define MGA_WRITE8(reg, val) do { DRM_WRITEMEMORYBARRIER(); MGA_DEREF8(reg) = val; } while (0)
-
-static inline u32 _MGA_READ(u32 *addr)
-{
- DRM_MEMORYBARRIER();
- return *(volatile u32 *)addr;
-}
-#else
#define MGA_READ8(reg) DRM_READ8(dev_priv->mmio, (reg))
#define MGA_READ(reg) DRM_READ32(dev_priv->mmio, (reg))
#define MGA_WRITE8(reg, val) DRM_WRITE8(dev_priv->mmio, (reg), (val))
#define MGA_WRITE(reg, val) DRM_WRITE32(dev_priv->mmio, (reg), (val))
-#endif
#define DWGREG0 0x1c00
#define DWGREG0_END 0x1dff
diff --git a/drivers/gpu/drm/nouveau/nouveau_acpi.c b/drivers/gpu/drm/nouveau/nouveau_acpi.c
index f0d459bb46e4..525744d593c1 100644
--- a/drivers/gpu/drm/nouveau/nouveau_acpi.c
+++ b/drivers/gpu/drm/nouveau/nouveau_acpi.c
@@ -262,7 +262,6 @@ static bool nouveau_dsm_detect(void)
vga_count++;
retval = nouveau_dsm_pci_probe(pdev);
- printk("ret val is %d\n", retval);
if (retval & NOUVEAU_DSM_HAS_MUX)
has_dsm |= 1;
if (retval & NOUVEAU_DSM_HAS_OPT)
diff --git a/drivers/gpu/drm/nouveau/nouveau_fence.c b/drivers/gpu/drm/nouveau/nouveau_fence.c
index 4b9f4493c9f9..7347075ca5b8 100644
--- a/drivers/gpu/drm/nouveau/nouveau_fence.c
+++ b/drivers/gpu/drm/nouveau/nouveau_fence.c
@@ -339,11 +339,12 @@ semaphore_acquire(struct nouveau_channel *chan, struct nouveau_semaphore *sema)
int ret;
if (dev_priv->chipset < 0x84) {
- ret = RING_SPACE(chan, 3);
+ ret = RING_SPACE(chan, 4);
if (ret)
return ret;
- BEGIN_RING(chan, NvSubSw, NV_SW_SEMAPHORE_OFFSET, 2);
+ BEGIN_RING(chan, NvSubSw, NV_SW_DMA_SEMAPHORE, 3);
+ OUT_RING (chan, NvSema);
OUT_RING (chan, sema->mem->start);
OUT_RING (chan, 1);
} else
@@ -351,10 +352,12 @@ semaphore_acquire(struct nouveau_channel *chan, struct nouveau_semaphore *sema)
struct nouveau_vma *vma = &dev_priv->fence.bo->vma;
u64 offset = vma->offset + sema->mem->start;
- ret = RING_SPACE(chan, 5);
+ ret = RING_SPACE(chan, 7);
if (ret)
return ret;
+ BEGIN_RING(chan, NvSubSw, NV_SW_DMA_SEMAPHORE, 1);
+ OUT_RING (chan, chan->vram_handle);
BEGIN_RING(chan, NvSubSw, 0x0010, 4);
OUT_RING (chan, upper_32_bits(offset));
OUT_RING (chan, lower_32_bits(offset));
@@ -394,11 +397,12 @@ semaphore_release(struct nouveau_channel *chan, struct nouveau_semaphore *sema)
int ret;
if (dev_priv->chipset < 0x84) {
- ret = RING_SPACE(chan, 4);
+ ret = RING_SPACE(chan, 5);
if (ret)
return ret;
- BEGIN_RING(chan, NvSubSw, NV_SW_SEMAPHORE_OFFSET, 1);
+ BEGIN_RING(chan, NvSubSw, NV_SW_DMA_SEMAPHORE, 2);
+ OUT_RING (chan, NvSema);
OUT_RING (chan, sema->mem->start);
BEGIN_RING(chan, NvSubSw, NV_SW_SEMAPHORE_RELEASE, 1);
OUT_RING (chan, 1);
@@ -407,10 +411,12 @@ semaphore_release(struct nouveau_channel *chan, struct nouveau_semaphore *sema)
struct nouveau_vma *vma = &dev_priv->fence.bo->vma;
u64 offset = vma->offset + sema->mem->start;
- ret = RING_SPACE(chan, 5);
+ ret = RING_SPACE(chan, 7);
if (ret)
return ret;
+ BEGIN_RING(chan, NvSubSw, NV_SW_DMA_SEMAPHORE, 1);
+ OUT_RING (chan, chan->vram_handle);
BEGIN_RING(chan, NvSubSw, 0x0010, 4);
OUT_RING (chan, upper_32_bits(offset));
OUT_RING (chan, lower_32_bits(offset));
@@ -504,22 +510,22 @@ nouveau_fence_channel_init(struct nouveau_channel *chan)
struct nouveau_gpuobj *obj = NULL;
int ret;
- if (dev_priv->card_type >= NV_C0)
- goto out_initialised;
+ if (dev_priv->card_type < NV_C0) {
+ /* Create an NV_SW object for various sync purposes */
+ ret = nouveau_gpuobj_gr_new(chan, NvSw, NV_SW);
+ if (ret)
+ return ret;
- /* Create an NV_SW object for various sync purposes */
- ret = nouveau_gpuobj_gr_new(chan, NvSw, NV_SW);
- if (ret)
- return ret;
+ ret = RING_SPACE(chan, 2);
+ if (ret)
+ return ret;
- /* we leave subchannel empty for nvc0 */
- ret = RING_SPACE(chan, 2);
- if (ret)
- return ret;
- BEGIN_RING(chan, NvSubSw, 0, 1);
- OUT_RING(chan, NvSw);
+ BEGIN_RING(chan, NvSubSw, 0, 1);
+ OUT_RING (chan, NvSw);
+ FIRE_RING (chan);
+ }
- /* Create a DMA object for the shared cross-channel sync area. */
+ /* Setup area of memory shared between all channels for x-chan sync */
if (USE_SEMA(dev) && dev_priv->chipset < 0x84) {
struct ttm_mem_reg *mem = &dev_priv->fence.bo->bo.mem;
@@ -534,23 +540,8 @@ nouveau_fence_channel_init(struct nouveau_channel *chan)
nouveau_gpuobj_ref(NULL, &obj);
if (ret)
return ret;
-
- ret = RING_SPACE(chan, 2);
- if (ret)
- return ret;
- BEGIN_RING(chan, NvSubSw, NV_SW_DMA_SEMAPHORE, 1);
- OUT_RING(chan, NvSema);
- } else {
- ret = RING_SPACE(chan, 2);
- if (ret)
- return ret;
- BEGIN_RING(chan, NvSubSw, NV_SW_DMA_SEMAPHORE, 1);
- OUT_RING (chan, chan->vram_handle); /* whole VM */
}
- FIRE_RING(chan);
-
-out_initialised:
INIT_LIST_HEAD(&chan->fence.pending);
spin_lock_init(&chan->fence.lock);
atomic_set(&chan->fence.last_sequence_irq, 0);
diff --git a/drivers/gpu/drm/nouveau/nouveau_perf.c b/drivers/gpu/drm/nouveau/nouveau_perf.c
index 922fb6b664ed..ef9dec0e6f8b 100644
--- a/drivers/gpu/drm/nouveau/nouveau_perf.c
+++ b/drivers/gpu/drm/nouveau/nouveau_perf.c
@@ -182,6 +182,11 @@ nouveau_perf_init(struct drm_device *dev)
entries = perf[2];
}
+ if (entries > NOUVEAU_PM_MAX_LEVEL) {
+ NV_DEBUG(dev, "perf table has too many entries - buggy vbios?\n");
+ entries = NOUVEAU_PM_MAX_LEVEL;
+ }
+
entry = perf + headerlen;
for (i = 0; i < entries; i++) {
struct nouveau_pm_level *perflvl = &pm->perflvl[pm->nr_perflvl];
diff --git a/drivers/gpu/drm/nouveau/nouveau_state.c b/drivers/gpu/drm/nouveau/nouveau_state.c
index 80218887e0a0..144f79a350ae 100644
--- a/drivers/gpu/drm/nouveau/nouveau_state.c
+++ b/drivers/gpu/drm/nouveau/nouveau_state.c
@@ -881,8 +881,8 @@ int nouveau_load(struct drm_device *dev, unsigned long flags)
#ifdef __BIG_ENDIAN
/* Put the card in BE mode if it's not */
- if (nv_rd32(dev, NV03_PMC_BOOT_1))
- nv_wr32(dev, NV03_PMC_BOOT_1, 0x00000001);
+ if (nv_rd32(dev, NV03_PMC_BOOT_1) != 0x01000001)
+ nv_wr32(dev, NV03_PMC_BOOT_1, 0x01000001);
DRM_MEMORYBARRIER();
#endif
diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c
index 74a3f6872701..08da478ba544 100644
--- a/drivers/gpu/drm/nouveau/nv50_display.c
+++ b/drivers/gpu/drm/nouveau/nv50_display.c
@@ -409,7 +409,7 @@ nv50_display_flip_next(struct drm_crtc *crtc, struct drm_framebuffer *fb,
struct nouveau_channel *evo = dispc->sync;
int ret;
- ret = RING_SPACE(evo, 24);
+ ret = RING_SPACE(evo, chan ? 25 : 27);
if (unlikely(ret))
return ret;
@@ -458,8 +458,19 @@ nv50_display_flip_next(struct drm_crtc *crtc, struct drm_framebuffer *fb,
/* queue the flip on the crtc's "display sync" channel */
BEGIN_RING(evo, 0, 0x0100, 1);
OUT_RING (evo, 0xfffe0000);
- BEGIN_RING(evo, 0, 0x0084, 5);
- OUT_RING (evo, chan ? 0x00000100 : 0x00000010);
+ if (chan) {
+ BEGIN_RING(evo, 0, 0x0084, 1);
+ OUT_RING (evo, 0x00000100);
+ } else {
+ BEGIN_RING(evo, 0, 0x0084, 1);
+ OUT_RING (evo, 0x00000010);
+ /* allows gamma somehow, PDISP will bitch at you if
+ * you don't wait for vblank before changing this..
+ */
+ BEGIN_RING(evo, 0, 0x00e0, 1);
+ OUT_RING (evo, 0x40000000);
+ }
+ BEGIN_RING(evo, 0, 0x0088, 4);
OUT_RING (evo, dispc->sem.offset);
OUT_RING (evo, 0xf00d0000 | dispc->sem.value);
OUT_RING (evo, 0x74b1e000);
diff --git a/drivers/gpu/drm/radeon/atombios.h b/drivers/gpu/drm/radeon/atombios.h
index 49611e2365d9..1b50ad8919d5 100644
--- a/drivers/gpu/drm/radeon/atombios.h
+++ b/drivers/gpu/drm/radeon/atombios.h
@@ -1200,6 +1200,7 @@ typedef struct _EXTERNAL_ENCODER_CONTROL_PARAMETERS_V3
#define EXTERNAL_ENCODER_ACTION_V3_ENCODER_BLANKING_OFF 0x10
#define EXTERNAL_ENCODER_ACTION_V3_ENCODER_BLANKING 0x11
#define EXTERNAL_ENCODER_ACTION_V3_DACLOAD_DETECTION 0x12
+#define EXTERNAL_ENCODER_ACTION_V3_DDC_SETUP 0x14
// ucConfig
#define EXTERNAL_ENCODER_CONFIG_V3_DPLINKRATE_MASK 0x03
diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c
index 84a69e7fa11e..9541995e4b21 100644
--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -671,6 +671,13 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc,
DISPPLL_CONFIG_DUAL_LINK;
}
}
+ if (radeon_encoder_is_dp_bridge(encoder)) {
+ struct drm_encoder *ext_encoder = radeon_atom_get_external_encoder(encoder);
+ struct radeon_encoder *ext_radeon_encoder = to_radeon_encoder(ext_encoder);
+ args.v3.sInput.ucExtTransmitterID = ext_radeon_encoder->encoder_id;
+ } else
+ args.v3.sInput.ucExtTransmitterID = 0;
+
atom_execute_table(rdev->mode_info.atom_context,
index, (uint32_t *)&args);
adjusted_clock = le32_to_cpu(args.v3.sOutput.ulDispPllFreq) * 10;
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index 98ea597bc76d..12d2fdc52414 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -88,7 +88,8 @@ u32 evergreen_page_flip(struct radeon_device *rdev, int crtc_id, u64 crtc_base)
/* get temperature in millidegrees */
int evergreen_get_temp(struct radeon_device *rdev)
{
- u32 temp, toffset, actual_temp = 0;
+ u32 temp, toffset;
+ int actual_temp = 0;
if (rdev->family == CHIP_JUNIPER) {
toffset = (RREG32(CG_THERMAL_CTRL) & TOFFSET_MASK) >>
@@ -139,11 +140,17 @@ void evergreen_pm_misc(struct radeon_device *rdev)
struct radeon_voltage *voltage = &ps->clock_info[req_cm_idx].voltage;
if (voltage->type == VOLTAGE_SW) {
+ /* 0xff01 is a flag rather then an actual voltage */
+ if (voltage->voltage == 0xff01)
+ return;
if (voltage->voltage && (voltage->voltage != rdev->pm.current_vddc)) {
radeon_atom_set_voltage(rdev, voltage->voltage, SET_VOLTAGE_TYPE_ASIC_VDDC);
rdev->pm.current_vddc = voltage->voltage;
DRM_DEBUG("Setting: vddc: %d\n", voltage->voltage);
}
+ /* 0xff01 is a flag rather then an actual voltage */
+ if (voltage->vddci == 0xff01)
+ return;
if (voltage->vddci && (voltage->vddci != rdev->pm.current_vddci)) {
radeon_atom_set_voltage(rdev, voltage->vddci, SET_VOLTAGE_TYPE_ASIC_VDDCI);
rdev->pm.current_vddci = voltage->vddci;
@@ -2006,9 +2013,9 @@ static void evergreen_gpu_init(struct radeon_device *rdev)
rdev->config.evergreen.tile_config |= (3 << 0);
break;
}
- /* num banks is 8 on all fusion asics */
+ /* num banks is 8 on all fusion asics. 0 = 4, 1 = 8, 2 = 16 */
if (rdev->flags & RADEON_IS_IGP)
- rdev->config.evergreen.tile_config |= 8 << 4;
+ rdev->config.evergreen.tile_config |= 1 << 4;
else
rdev->config.evergreen.tile_config |=
((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) << 4;
@@ -2694,28 +2701,25 @@ static inline u32 evergreen_get_ih_wptr(struct radeon_device *rdev)
int evergreen_irq_process(struct radeon_device *rdev)
{
- u32 wptr = evergreen_get_ih_wptr(rdev);
- u32 rptr = rdev->ih.rptr;
+ u32 wptr;
+ u32 rptr;
u32 src_id, src_data;
u32 ring_index;
unsigned long flags;
bool queue_hotplug = false;
- DRM_DEBUG("r600_irq_process start: rptr %d, wptr %d\n", rptr, wptr);
- if (!rdev->ih.enabled)
+ if (!rdev->ih.enabled || rdev->shutdown)
return IRQ_NONE;
- spin_lock_irqsave(&rdev->ih.lock, flags);
+ wptr = evergreen_get_ih_wptr(rdev);
+ rptr = rdev->ih.rptr;
+ DRM_DEBUG("r600_irq_process start: rptr %d, wptr %d\n", rptr, wptr);
+ spin_lock_irqsave(&rdev->ih.lock, flags);
if (rptr == wptr) {
spin_unlock_irqrestore(&rdev->ih.lock, flags);
return IRQ_NONE;
}
- if (rdev->shutdown) {
- spin_unlock_irqrestore(&rdev->ih.lock, flags);
- return IRQ_NONE;
- }
-
restart_ih:
/* display interrupts */
evergreen_irq_ack(rdev);
@@ -2944,7 +2948,7 @@ restart_ih:
radeon_fence_process(rdev);
break;
case 233: /* GUI IDLE */
- DRM_DEBUG("IH: CP EOP\n");
+ DRM_DEBUG("IH: GUI idle\n");
rdev->pm.gui_idle = true;
wake_up(&rdev->irq.idle_queue);
break;
diff --git a/drivers/gpu/drm/radeon/r100_track.h b/drivers/gpu/drm/radeon/r100_track.h
index 2fef9de7f363..686f9dc5d4bd 100644
--- a/drivers/gpu/drm/radeon/r100_track.h
+++ b/drivers/gpu/drm/radeon/r100_track.h
@@ -63,7 +63,7 @@ struct r100_cs_track {
unsigned num_arrays;
unsigned max_indx;
unsigned color_channel_mask;
- struct r100_cs_track_array arrays[11];
+ struct r100_cs_track_array arrays[16];
struct r100_cs_track_cb cb[R300_MAX_CB];
struct r100_cs_track_cb zb;
struct r100_cs_track_cb aa;
@@ -146,6 +146,12 @@ static inline int r100_packet3_load_vbpntr(struct radeon_cs_parser *p,
ib = p->ib->ptr;
track = (struct r100_cs_track *)p->track;
c = radeon_get_ib_value(p, idx++) & 0x1F;
+ if (c > 16) {
+ DRM_ERROR("Only 16 vertex buffers are allowed %d\n",
+ pkt->opcode);
+ r100_cs_dump_packet(p, pkt);
+ return -EINVAL;
+ }
track->num_arrays = c;
for (i = 0; i < (c - 1); i+=2, idx+=3) {
r = r100_cs_packet_next_reloc(p, &reloc);
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index d74d4d71437f..f79d2ccb6755 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -590,6 +590,9 @@ void r600_pm_misc(struct radeon_device *rdev)
struct radeon_voltage *voltage = &ps->clock_info[req_cm_idx].voltage;
if ((voltage->type == VOLTAGE_SW) && voltage->voltage) {
+ /* 0xff01 is a flag rather then an actual voltage */
+ if (voltage->voltage == 0xff01)
+ return;
if (voltage->voltage != rdev->pm.current_vddc) {
radeon_atom_set_voltage(rdev, voltage->voltage, SET_VOLTAGE_TYPE_ASIC_VDDC);
rdev->pm.current_vddc = voltage->voltage;
@@ -3294,27 +3297,26 @@ static inline u32 r600_get_ih_wptr(struct radeon_device *rdev)
int r600_irq_process(struct radeon_device *rdev)
{
- u32 wptr = r600_get_ih_wptr(rdev);
- u32 rptr = rdev->ih.rptr;
+ u32 wptr;
+ u32 rptr;
u32 src_id, src_data;
u32 ring_index;
unsigned long flags;
bool queue_hotplug = false;
- DRM_DEBUG("r600_irq_process start: rptr %d, wptr %d\n", rptr, wptr);
- if (!rdev->ih.enabled)
+ if (!rdev->ih.enabled || rdev->shutdown)
return IRQ_NONE;
+ wptr = r600_get_ih_wptr(rdev);
+ rptr = rdev->ih.rptr;
+ DRM_DEBUG("r600_irq_process start: rptr %d, wptr %d\n", rptr, wptr);
+
spin_lock_irqsave(&rdev->ih.lock, flags);
if (rptr == wptr) {
spin_unlock_irqrestore(&rdev->ih.lock, flags);
return IRQ_NONE;
}
- if (rdev->shutdown) {
- spin_unlock_irqrestore(&rdev->ih.lock, flags);
- return IRQ_NONE;
- }
restart_ih:
/* display interrupts */
@@ -3444,7 +3446,7 @@ restart_ih:
radeon_fence_process(rdev);
break;
case 233: /* GUI IDLE */
- DRM_DEBUG("IH: CP EOP\n");
+ DRM_DEBUG("IH: GUI idle\n");
rdev->pm.gui_idle = true;
wake_up(&rdev->irq.idle_queue);
break;
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index ba643b576054..ef0e0e016914 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -165,6 +165,7 @@ struct radeon_clock {
uint32_t default_sclk;
uint32_t default_dispclk;
uint32_t dp_extclk;
+ uint32_t max_pixel_clock;
};
/*
@@ -178,6 +179,7 @@ void radeon_pm_resume(struct radeon_device *rdev);
void radeon_combios_get_power_modes(struct radeon_device *rdev);
void radeon_atombios_get_power_modes(struct radeon_device *rdev);
void radeon_atom_set_voltage(struct radeon_device *rdev, u16 voltage_level, u8 voltage_type);
+int radeon_atom_get_max_vddc(struct radeon_device *rdev, u16 *voltage);
void rs690_pm_info(struct radeon_device *rdev);
extern int rv6xx_get_temp(struct radeon_device *rdev);
extern int rv770_get_temp(struct radeon_device *rdev);
diff --git a/drivers/gpu/drm/radeon/radeon_asic.c b/drivers/gpu/drm/radeon/radeon_asic.c
index 9bd162fc9b0c..b2449629537d 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.c
+++ b/drivers/gpu/drm/radeon/radeon_asic.c
@@ -938,6 +938,13 @@ static struct radeon_asic cayman_asic = {
int radeon_asic_init(struct radeon_device *rdev)
{
radeon_register_accessor_init(rdev);
+
+ /* set the number of crtcs */
+ if (rdev->flags & RADEON_SINGLE_CRTC)
+ rdev->num_crtc = 1;
+ else
+ rdev->num_crtc = 2;
+
switch (rdev->family) {
case CHIP_R100:
case CHIP_RV100:
@@ -1017,6 +1024,11 @@ int radeon_asic_init(struct radeon_device *rdev)
case CHIP_JUNIPER:
case CHIP_CYPRESS:
case CHIP_HEMLOCK:
+ /* set num crtcs */
+ if (rdev->family == CHIP_CEDAR)
+ rdev->num_crtc = 4;
+ else
+ rdev->num_crtc = 6;
rdev->asic = &evergreen_asic;
break;
case CHIP_PALM:
@@ -1027,10 +1039,17 @@ int radeon_asic_init(struct radeon_device *rdev)
case CHIP_BARTS:
case CHIP_TURKS:
case CHIP_CAICOS:
+ /* set num crtcs */
+ if (rdev->family == CHIP_CAICOS)
+ rdev->num_crtc = 4;
+ else
+ rdev->num_crtc = 6;
rdev->asic = &btc_asic;
break;
case CHIP_CAYMAN:
rdev->asic = &cayman_asic;
+ /* set num crtcs */
+ rdev->num_crtc = 6;
break;
default:
/* FIXME: not supported yet */
@@ -1042,18 +1061,6 @@ int radeon_asic_init(struct radeon_device *rdev)
rdev->asic->set_memory_clock = NULL;
}
- /* set the number of crtcs */
- if (rdev->flags & RADEON_SINGLE_CRTC)
- rdev->num_crtc = 1;
- else {
- if (ASIC_IS_DCE41(rdev))
- rdev->num_crtc = 2;
- else if (ASIC_IS_DCE4(rdev))
- rdev->num_crtc = 6;
- else
- rdev->num_crtc = 2;
- }
-
return 0;
}
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index 90dfb2b8cf03..bf2b61584cdb 100644
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -1246,6 +1246,10 @@ bool radeon_atom_get_clock_info(struct drm_device *dev)
}
*dcpll = *p1pll;
+ rdev->clock.max_pixel_clock = le16_to_cpu(firmware_info->info.usMaxPixelClock);
+ if (rdev->clock.max_pixel_clock == 0)
+ rdev->clock.max_pixel_clock = 40000;
+
return true;
}
@@ -2316,6 +2320,14 @@ static bool radeon_atombios_parse_pplib_clock_info(struct radeon_device *rdev,
le16_to_cpu(clock_info->r600.usVDDC);
}
+ /* patch up vddc if necessary */
+ if (rdev->pm.power_state[state_index].clock_info[mode_index].voltage.voltage == 0xff01) {
+ u16 vddc;
+
+ if (radeon_atom_get_max_vddc(rdev, &vddc) == 0)
+ rdev->pm.power_state[state_index].clock_info[mode_index].voltage.voltage = vddc;
+ }
+
if (rdev->flags & RADEON_IS_IGP) {
/* skip invalid modes */
if (rdev->pm.power_state[state_index].clock_info[mode_index].sclk == 0)
@@ -2603,6 +2615,10 @@ void radeon_atom_set_voltage(struct radeon_device *rdev, u16 voltage_level, u8 v
if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
return;
+ /* 0xff01 is a flag rather then an actual voltage */
+ if (voltage_level == 0xff01)
+ return;
+
switch (crev) {
case 1:
args.v1.ucVoltageType = voltage_type;
@@ -2622,7 +2638,35 @@ void radeon_atom_set_voltage(struct radeon_device *rdev, u16 voltage_level, u8 v
atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
}
+int radeon_atom_get_max_vddc(struct radeon_device *rdev,
+ u16 *voltage)
+{
+ union set_voltage args;
+ int index = GetIndexIntoMasterTable(COMMAND, SetVoltage);
+ u8 frev, crev;
+
+ if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
+ return -EINVAL;
+ switch (crev) {
+ case 1:
+ return -EINVAL;
+ case 2:
+ args.v2.ucVoltageType = SET_VOLTAGE_GET_MAX_VOLTAGE;
+ args.v2.ucVoltageMode = 0;
+ args.v2.usVoltageLevel = 0;
+
+ atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
+
+ *voltage = le16_to_cpu(args.v2.usVoltageLevel);
+ break;
+ default:
+ DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
+ return -EINVAL;
+ }
+
+ return 0;
+}
void radeon_atom_initialize_bios_scratch_regs(struct drm_device *dev)
{
diff --git a/drivers/gpu/drm/radeon/radeon_clocks.c b/drivers/gpu/drm/radeon/radeon_clocks.c
index 5249af8931e6..2d48e7a1474b 100644
--- a/drivers/gpu/drm/radeon/radeon_clocks.c
+++ b/drivers/gpu/drm/radeon/radeon_clocks.c
@@ -117,7 +117,7 @@ static bool __devinit radeon_read_clocks_OF(struct drm_device *dev)
p1pll->reference_div = RREG32_PLL(RADEON_PPLL_REF_DIV) & 0x3ff;
if (p1pll->reference_div < 2)
p1pll->reference_div = 12;
- p2pll->reference_div = p1pll->reference_div;
+ p2pll->reference_div = p1pll->reference_div;
/* These aren't in the device-tree */
if (rdev->family >= CHIP_R420) {
@@ -139,6 +139,8 @@ static bool __devinit radeon_read_clocks_OF(struct drm_device *dev)
p2pll->pll_out_min = 12500;
p2pll->pll_out_max = 35000;
}
+ /* not sure what the max should be in all cases */
+ rdev->clock.max_pixel_clock = 35000;
spll->reference_freq = mpll->reference_freq = p1pll->reference_freq;
spll->reference_div = mpll->reference_div =
@@ -151,7 +153,7 @@ static bool __devinit radeon_read_clocks_OF(struct drm_device *dev)
else
rdev->clock.default_sclk =
radeon_legacy_get_engine_clock(rdev);
-
+
val = of_get_property(dp, "ATY,MCLK", NULL);
if (val && *val)
rdev->clock.default_mclk = (*val) / 10;
@@ -160,7 +162,7 @@ static bool __devinit radeon_read_clocks_OF(struct drm_device *dev)
radeon_legacy_get_memory_clock(rdev);
DRM_INFO("Using device-tree clock info\n");
-
+
return true;
}
#else
diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c
index 5b991f7c6e2a..e4594676a07c 100644
--- a/drivers/gpu/drm/radeon/radeon_combios.c
+++ b/drivers/gpu/drm/radeon/radeon_combios.c
@@ -866,6 +866,11 @@ bool radeon_combios_get_clock_info(struct drm_device *dev)
rdev->clock.default_sclk = sclk;
rdev->clock.default_mclk = mclk;
+ if (RBIOS32(pll_info + 0x16))
+ rdev->clock.max_pixel_clock = RBIOS32(pll_info + 0x16);
+ else
+ rdev->clock.max_pixel_clock = 35000; /* might need something asic specific */
+
return true;
}
return false;
@@ -1548,10 +1553,12 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
(rdev->pdev->subsystem_device == 0x4a48)) {
/* Mac X800 */
rdev->mode_info.connector_table = CT_MAC_X800;
- } else if ((rdev->pdev->device == 0x4150) &&
+ } else if ((of_machine_is_compatible("PowerMac7,2") ||
+ of_machine_is_compatible("PowerMac7,3")) &&
+ (rdev->pdev->device == 0x4150) &&
(rdev->pdev->subsystem_vendor == 0x1002) &&
(rdev->pdev->subsystem_device == 0x4150)) {
- /* Mac G5 9600 */
+ /* Mac G5 tower 9600 */
rdev->mode_info.connector_table = CT_MAC_G5_9600;
} else
#endif /* CONFIG_PPC_PMAC */
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c
index ee1dccb3fec9..cbfca3a24fdf 100644
--- a/drivers/gpu/drm/radeon/radeon_connectors.c
+++ b/drivers/gpu/drm/radeon/radeon_connectors.c
@@ -44,6 +44,8 @@ extern void
radeon_legacy_backlight_init(struct radeon_encoder *radeon_encoder,
struct drm_connector *drm_connector);
+bool radeon_connector_encoder_is_dp_bridge(struct drm_connector *connector);
+
void radeon_connector_hotplug(struct drm_connector *connector)
{
struct drm_device *dev = connector->dev;
@@ -626,8 +628,14 @@ static int radeon_vga_get_modes(struct drm_connector *connector)
static int radeon_vga_mode_valid(struct drm_connector *connector,
struct drm_display_mode *mode)
{
+ struct drm_device *dev = connector->dev;
+ struct radeon_device *rdev = dev->dev_private;
+
/* XXX check mode bandwidth */
- /* XXX verify against max DAC output frequency */
+
+ if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
+ return MODE_CLOCK_HIGH;
+
return MODE_OK;
}
@@ -830,6 +838,13 @@ radeon_dvi_detect(struct drm_connector *connector, bool force)
if (!radeon_connector->edid) {
DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
drm_get_connector_name(connector));
+ /* rs690 seems to have a problem with connectors not existing and always
+ * return a block of 0's. If we see this just stop polling on this output */
+ if ((rdev->family == CHIP_RS690 || rdev->family == CHIP_RS740) && radeon_connector->base.null_edid_counter) {
+ ret = connector_status_disconnected;
+ DRM_ERROR("%s: detected RS690 floating bus bug, stopping ddc detect\n", drm_get_connector_name(connector));
+ radeon_connector->ddc_bus = NULL;
+ }
} else {
radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
@@ -1015,6 +1030,11 @@ static int radeon_dvi_mode_valid(struct drm_connector *connector,
} else
return MODE_CLOCK_HIGH;
}
+
+ /* check against the max pixel clock */
+ if ((mode->clock / 10) > rdev->clock.max_pixel_clock)
+ return MODE_CLOCK_HIGH;
+
return MODE_OK;
}
@@ -1052,10 +1072,11 @@ static int radeon_dp_get_modes(struct drm_connector *connector)
{
struct radeon_connector *radeon_connector = to_radeon_connector(connector);
struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
+ struct drm_encoder *encoder = radeon_best_single_encoder(connector);
int ret;
- if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
- struct drm_encoder *encoder;
+ if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
+ (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
struct drm_display_mode *mode;
if (!radeon_dig_connector->edp_on)
@@ -1067,7 +1088,6 @@ static int radeon_dp_get_modes(struct drm_connector *connector)
ATOM_TRANSMITTER_ACTION_POWER_OFF);
if (ret > 0) {
- encoder = radeon_best_single_encoder(connector);
if (encoder) {
radeon_fixup_lvds_native_mode(encoder, connector);
/* add scaled modes */
@@ -1091,8 +1111,14 @@ static int radeon_dp_get_modes(struct drm_connector *connector)
/* add scaled modes */
radeon_add_common_modes(encoder, connector);
}
- } else
+ } else {
+ /* need to setup ddc on the bridge */
+ if (radeon_connector_encoder_is_dp_bridge(connector)) {
+ if (encoder)
+ radeon_atom_ext_encoder_setup_ddc(encoder);
+ }
ret = radeon_ddc_get_modes(radeon_connector);
+ }
return ret;
}
@@ -1176,14 +1202,15 @@ radeon_dp_detect(struct drm_connector *connector, bool force)
struct radeon_connector *radeon_connector = to_radeon_connector(connector);
enum drm_connector_status ret = connector_status_disconnected;
struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv;
+ struct drm_encoder *encoder = radeon_best_single_encoder(connector);
if (radeon_connector->edid) {
kfree(radeon_connector->edid);
radeon_connector->edid = NULL;
}
- if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
- struct drm_encoder *encoder = radeon_best_single_encoder(connector);
+ if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
+ (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
if (encoder) {
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
@@ -1203,6 +1230,11 @@ radeon_dp_detect(struct drm_connector *connector, bool force)
atombios_set_edp_panel_power(connector,
ATOM_TRANSMITTER_ACTION_POWER_OFF);
} else {
+ /* need to setup ddc on the bridge */
+ if (radeon_connector_encoder_is_dp_bridge(connector)) {
+ if (encoder)
+ radeon_atom_ext_encoder_setup_ddc(encoder);
+ }
radeon_dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector);
if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) {
ret = connector_status_connected;
@@ -1217,6 +1249,16 @@ radeon_dp_detect(struct drm_connector *connector, bool force)
ret = connector_status_connected;
}
}
+
+ if ((ret == connector_status_disconnected) &&
+ radeon_connector->dac_load_detect) {
+ struct drm_encoder *encoder = radeon_best_single_encoder(connector);
+ struct drm_encoder_helper_funcs *encoder_funcs;
+ if (encoder) {
+ encoder_funcs = encoder->helper_private;
+ ret = encoder_funcs->detect(encoder, connector);
+ }
+ }
}
radeon_connector_update_scratch_regs(connector, ret);
@@ -1231,7 +1273,8 @@ static int radeon_dp_mode_valid(struct drm_connector *connector,
/* XXX check mode bandwidth */
- if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
+ if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
+ (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
struct drm_encoder *encoder = radeon_best_single_encoder(connector);
if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
@@ -1241,7 +1284,7 @@ static int radeon_dp_mode_valid(struct drm_connector *connector,
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
- /* AVIVO hardware supports downscaling modes larger than the panel
+ /* AVIVO hardware supports downscaling modes larger than the panel
* to the panel size, but I'm not sure this is desirable.
*/
if ((mode->hdisplay > native_mode->hdisplay) ||
@@ -1390,6 +1433,10 @@ radeon_add_atom_connector(struct drm_device *dev,
default:
connector->interlace_allowed = true;
connector->doublescan_allowed = true;
+ radeon_connector->dac_load_detect = true;
+ drm_connector_attach_property(&radeon_connector->base,
+ rdev->mode_info.load_detect_property,
+ 1);
break;
case DRM_MODE_CONNECTOR_DVII:
case DRM_MODE_CONNECTOR_DVID:
@@ -1411,6 +1458,12 @@ radeon_add_atom_connector(struct drm_device *dev,
connector->doublescan_allowed = true;
else
connector->doublescan_allowed = false;
+ if (connector_type == DRM_MODE_CONNECTOR_DVII) {
+ radeon_connector->dac_load_detect = true;
+ drm_connector_attach_property(&radeon_connector->base,
+ rdev->mode_info.load_detect_property,
+ 1);
+ }
break;
case DRM_MODE_CONNECTOR_LVDS:
case DRM_MODE_CONNECTOR_eDP:
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index e680501c78ea..7cfaa7e2f3b5 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -215,6 +215,8 @@ int radeon_wb_init(struct radeon_device *rdev)
return r;
}
+ /* clear wb memory */
+ memset((char *)rdev->wb.wb, 0, RADEON_GPU_PAGE_SIZE);
/* disable event_write fences */
rdev->wb.use_event = false;
/* disabled via module param */
diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c b/drivers/gpu/drm/radeon/radeon_encoders.c
index 03f124d626c2..b293487e5aa3 100644
--- a/drivers/gpu/drm/radeon/radeon_encoders.c
+++ b/drivers/gpu/drm/radeon/radeon_encoders.c
@@ -367,7 +367,8 @@ static bool radeon_atom_mode_fixup(struct drm_encoder *encoder,
}
if (ASIC_IS_DCE3(rdev) &&
- (radeon_encoder->active_device & (ATOM_DEVICE_DFP_SUPPORT | ATOM_DEVICE_LCD_SUPPORT))) {
+ ((radeon_encoder->active_device & (ATOM_DEVICE_DFP_SUPPORT | ATOM_DEVICE_LCD_SUPPORT)) ||
+ radeon_encoder_is_dp_bridge(encoder))) {
struct drm_connector *connector = radeon_get_connector_for_encoder(encoder);
radeon_dp_set_link_config(connector, mode);
}
@@ -660,21 +661,16 @@ atombios_get_encoder_mode(struct drm_encoder *encoder)
if (radeon_encoder_is_dp_bridge(encoder))
return ATOM_ENCODER_MODE_DP;
+ /* DVO is always DVO */
+ if (radeon_encoder->encoder_id == ATOM_ENCODER_MODE_DVO)
+ return ATOM_ENCODER_MODE_DVO;
+
connector = radeon_get_connector_for_encoder(encoder);
- if (!connector) {
- switch (radeon_encoder->encoder_id) {
- case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
- case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
- case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
- case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
- case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
- return ATOM_ENCODER_MODE_DVI;
- case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
- case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
- default:
- return ATOM_ENCODER_MODE_CRT;
- }
- }
+ /* if we don't have an active device yet, just use one of
+ * the connectors tied to the encoder.
+ */
+ if (!connector)
+ connector = radeon_get_connector_for_encoder_init(encoder);
radeon_connector = to_radeon_connector(connector);
switch (connector->connector_type) {
@@ -1094,9 +1090,10 @@ atombios_dig_transmitter_setup(struct drm_encoder *encoder, int action, uint8_t
break;
}
- if (is_dp)
+ if (is_dp) {
args.v2.acConfig.fCoherentMode = 1;
- else if (radeon_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
+ args.v2.acConfig.fDPConnector = 1;
+ } else if (radeon_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
if (dig->coherent_mode)
args.v2.acConfig.fCoherentMode = 1;
if (radeon_encoder->pixel_clock > 165000)
@@ -1435,7 +1432,11 @@ radeon_atom_encoder_dpms(struct drm_encoder *encoder, int mode)
if (is_dig) {
switch (mode) {
case DRM_MODE_DPMS_ON:
- atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_ENABLE_OUTPUT, 0, 0);
+ /* some early dce3.2 boards have a bug in their transmitter control table */
+ if ((rdev->family == CHIP_RV710) || (rdev->family == CHIP_RV730))
+ atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_ENABLE, 0, 0);
+ else
+ atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_ENABLE_OUTPUT, 0, 0);
if (atombios_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_DP) {
struct drm_connector *connector = radeon_get_connector_for_encoder(encoder);
@@ -1526,26 +1527,29 @@ radeon_atom_encoder_dpms(struct drm_encoder *encoder, int mode)
}
if (ext_encoder) {
- int action;
-
switch (mode) {
case DRM_MODE_DPMS_ON:
default:
- if (ASIC_IS_DCE41(rdev))
- action = EXTERNAL_ENCODER_ACTION_V3_ENABLE_OUTPUT;
- else
- action = ATOM_ENABLE;
+ if (ASIC_IS_DCE41(rdev)) {
+ atombios_external_encoder_setup(encoder, ext_encoder,
+ EXTERNAL_ENCODER_ACTION_V3_ENABLE_OUTPUT);
+ atombios_external_encoder_setup(encoder, ext_encoder,
+ EXTERNAL_ENCODER_ACTION_V3_ENCODER_BLANKING_OFF);
+ } else
+ atombios_external_encoder_setup(encoder, ext_encoder, ATOM_ENABLE);
break;
case DRM_MODE_DPMS_STANDBY:
case DRM_MODE_DPMS_SUSPEND:
case DRM_MODE_DPMS_OFF:
- if (ASIC_IS_DCE41(rdev))
- action = EXTERNAL_ENCODER_ACTION_V3_DISABLE_OUTPUT;
- else
- action = ATOM_DISABLE;
+ if (ASIC_IS_DCE41(rdev)) {
+ atombios_external_encoder_setup(encoder, ext_encoder,
+ EXTERNAL_ENCODER_ACTION_V3_ENCODER_BLANKING);
+ atombios_external_encoder_setup(encoder, ext_encoder,
+ EXTERNAL_ENCODER_ACTION_V3_DISABLE_OUTPUT);
+ } else
+ atombios_external_encoder_setup(encoder, ext_encoder, ATOM_DISABLE);
break;
}
- atombios_external_encoder_setup(encoder, ext_encoder, action);
}
radeon_atombios_encoder_dpms_scratch_regs(encoder, (mode == DRM_MODE_DPMS_ON) ? true : false);
@@ -2004,6 +2008,65 @@ radeon_atom_dac_detect(struct drm_encoder *encoder, struct drm_connector *connec
return connector_status_disconnected;
}
+static enum drm_connector_status
+radeon_atom_dig_detect(struct drm_encoder *encoder, struct drm_connector *connector)
+{
+ struct drm_device *dev = encoder->dev;
+ struct radeon_device *rdev = dev->dev_private;
+ struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
+ struct radeon_connector *radeon_connector = to_radeon_connector(connector);
+ struct drm_encoder *ext_encoder = radeon_atom_get_external_encoder(encoder);
+ u32 bios_0_scratch;
+
+ if (!ASIC_IS_DCE4(rdev))
+ return connector_status_unknown;
+
+ if (!ext_encoder)
+ return connector_status_unknown;
+
+ if ((radeon_connector->devices & ATOM_DEVICE_CRT_SUPPORT) == 0)
+ return connector_status_unknown;
+
+ /* load detect on the dp bridge */
+ atombios_external_encoder_setup(encoder, ext_encoder,
+ EXTERNAL_ENCODER_ACTION_V3_DACLOAD_DETECTION);
+
+ bios_0_scratch = RREG32(R600_BIOS_0_SCRATCH);
+
+ DRM_DEBUG_KMS("Bios 0 scratch %x %08x\n", bios_0_scratch, radeon_encoder->devices);
+ if (radeon_connector->devices & ATOM_DEVICE_CRT1_SUPPORT) {
+ if (bios_0_scratch & ATOM_S0_CRT1_MASK)
+ return connector_status_connected;
+ }
+ if (radeon_connector->devices & ATOM_DEVICE_CRT2_SUPPORT) {
+ if (bios_0_scratch & ATOM_S0_CRT2_MASK)
+ return connector_status_connected;
+ }
+ if (radeon_connector->devices & ATOM_DEVICE_CV_SUPPORT) {
+ if (bios_0_scratch & (ATOM_S0_CV_MASK|ATOM_S0_CV_MASK_A))
+ return connector_status_connected;
+ }
+ if (radeon_connector->devices & ATOM_DEVICE_TV1_SUPPORT) {
+ if (bios_0_scratch & (ATOM_S0_TV1_COMPOSITE | ATOM_S0_TV1_COMPOSITE_A))
+ return connector_status_connected; /* CTV */
+ else if (bios_0_scratch & (ATOM_S0_TV1_SVIDEO | ATOM_S0_TV1_SVIDEO_A))
+ return connector_status_connected; /* STV */
+ }
+ return connector_status_disconnected;
+}
+
+void
+radeon_atom_ext_encoder_setup_ddc(struct drm_encoder *encoder)
+{
+ struct drm_encoder *ext_encoder = radeon_atom_get_external_encoder(encoder);
+
+ if (ext_encoder)
+ /* ddc_setup on the dp bridge */
+ atombios_external_encoder_setup(encoder, ext_encoder,
+ EXTERNAL_ENCODER_ACTION_V3_DDC_SETUP);
+
+}
+
static void radeon_atom_encoder_prepare(struct drm_encoder *encoder)
{
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
@@ -2167,7 +2230,7 @@ static const struct drm_encoder_helper_funcs radeon_atom_dig_helper_funcs = {
.mode_set = radeon_atom_encoder_mode_set,
.commit = radeon_atom_encoder_commit,
.disable = radeon_atom_encoder_disable,
- /* no detect for TMDS/LVDS yet */
+ .detect = radeon_atom_dig_detect,
};
static const struct drm_encoder_helper_funcs radeon_atom_dac_helper_funcs = {
diff --git a/drivers/gpu/drm/radeon/radeon_fence.c b/drivers/gpu/drm/radeon/radeon_fence.c
index 1f8229436570..021d2b6b556f 100644
--- a/drivers/gpu/drm/radeon/radeon_fence.c
+++ b/drivers/gpu/drm/radeon/radeon_fence.c
@@ -40,6 +40,35 @@
#include "radeon.h"
#include "radeon_trace.h"
+static void radeon_fence_write(struct radeon_device *rdev, u32 seq)
+{
+ if (rdev->wb.enabled) {
+ u32 scratch_index;
+ if (rdev->wb.use_event)
+ scratch_index = R600_WB_EVENT_OFFSET + rdev->fence_drv.scratch_reg - rdev->scratch.reg_base;
+ else
+ scratch_index = RADEON_WB_SCRATCH_OFFSET + rdev->fence_drv.scratch_reg - rdev->scratch.reg_base;
+ rdev->wb.wb[scratch_index/4] = cpu_to_le32(seq);;
+ } else
+ WREG32(rdev->fence_drv.scratch_reg, seq);
+}
+
+static u32 radeon_fence_read(struct radeon_device *rdev)
+{
+ u32 seq;
+
+ if (rdev->wb.enabled) {
+ u32 scratch_index;
+ if (rdev->wb.use_event)
+ scratch_index = R600_WB_EVENT_OFFSET + rdev->fence_drv.scratch_reg - rdev->scratch.reg_base;
+ else
+ scratch_index = RADEON_WB_SCRATCH_OFFSET + rdev->fence_drv.scratch_reg - rdev->scratch.reg_base;
+ seq = le32_to_cpu(rdev->wb.wb[scratch_index/4]);
+ } else
+ seq = RREG32(rdev->fence_drv.scratch_reg);
+ return seq;
+}
+
int radeon_fence_emit(struct radeon_device *rdev, struct radeon_fence *fence)
{
unsigned long irq_flags;
@@ -50,12 +79,12 @@ int radeon_fence_emit(struct radeon_device *rdev, struct radeon_fence *fence)
return 0;
}
fence->seq = atomic_add_return(1, &rdev->fence_drv.seq);
- if (!rdev->cp.ready) {
+ if (!rdev->cp.ready)
/* FIXME: cp is not running assume everythings is done right
* away
*/
- WREG32(rdev->fence_drv.scratch_reg, fence->seq);
- } else
+ radeon_fence_write(rdev, fence->seq);
+ else
radeon_fence_ring_emit(rdev, fence);
trace_radeon_fence_emit(rdev->ddev, fence->seq);
@@ -73,15 +102,7 @@ static bool radeon_fence_poll_locked(struct radeon_device *rdev)
bool wake = false;
unsigned long cjiffies;
- if (rdev->wb.enabled) {
- u32 scratch_index;
- if (rdev->wb.use_event)
- scratch_index = R600_WB_EVENT_OFFSET + rdev->fence_drv.scratch_reg - rdev->scratch.reg_base;
- else
- scratch_index = RADEON_WB_SCRATCH_OFFSET + rdev->fence_drv.scratch_reg - rdev->scratch.reg_base;
- seq = le32_to_cpu(rdev->wb.wb[scratch_index/4]);
- } else
- seq = RREG32(rdev->fence_drv.scratch_reg);
+ seq = radeon_fence_read(rdev);
if (seq != rdev->fence_drv.last_seq) {
rdev->fence_drv.last_seq = seq;
rdev->fence_drv.last_jiffies = jiffies;
@@ -251,7 +272,7 @@ retry:
r = radeon_gpu_reset(rdev);
if (r)
return r;
- WREG32(rdev->fence_drv.scratch_reg, fence->seq);
+ radeon_fence_write(rdev, fence->seq);
rdev->gpu_lockup = false;
}
timeout = RADEON_FENCE_JIFFIES_TIMEOUT;
@@ -351,7 +372,7 @@ int radeon_fence_driver_init(struct radeon_device *rdev)
write_unlock_irqrestore(&rdev->fence_drv.lock, irq_flags);
return r;
}
- WREG32(rdev->fence_drv.scratch_reg, 0);
+ radeon_fence_write(rdev, 0);
atomic_set(&rdev->fence_drv.seq, 0);
INIT_LIST_HEAD(&rdev->fence_drv.created);
INIT_LIST_HEAD(&rdev->fence_drv.emited);
@@ -391,7 +412,7 @@ static int radeon_debugfs_fence_info(struct seq_file *m, void *data)
struct radeon_fence *fence;
seq_printf(m, "Last signaled fence 0x%08X\n",
- RREG32(rdev->fence_drv.scratch_reg));
+ radeon_fence_read(rdev));
if (!list_empty(&rdev->fence_drv.emited)) {
fence = list_entry(rdev->fence_drv.emited.prev,
struct radeon_fence, list);
diff --git a/drivers/gpu/drm/radeon/radeon_mode.h b/drivers/gpu/drm/radeon/radeon_mode.h
index 977a341266b6..6df4e3cec0c2 100644
--- a/drivers/gpu/drm/radeon/radeon_mode.h
+++ b/drivers/gpu/drm/radeon/radeon_mode.h
@@ -483,6 +483,8 @@ extern void radeon_atom_encoder_init(struct radeon_device *rdev);
extern void atombios_dig_transmitter_setup(struct drm_encoder *encoder,
int action, uint8_t lane_num,
uint8_t lane_set);
+extern void radeon_atom_ext_encoder_setup_ddc(struct drm_encoder *encoder);
+extern struct drm_encoder *radeon_atom_get_external_encoder(struct drm_encoder *encoder);
extern int radeon_dp_i2c_aux_ch(struct i2c_adapter *adapter, int mode,
u8 write_byte, u8 *read_byte);
diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c
index ef8a5babe9f7..6f508ffd1035 100644
--- a/drivers/gpu/drm/radeon/rv770.c
+++ b/drivers/gpu/drm/radeon/rv770.c
@@ -105,6 +105,9 @@ void rv770_pm_misc(struct radeon_device *rdev)
struct radeon_voltage *voltage = &ps->clock_info[req_cm_idx].voltage;
if ((voltage->type == VOLTAGE_SW) && voltage->voltage) {
+ /* 0xff01 is a flag rather then an actual voltage */
+ if (voltage->voltage == 0xff01)
+ return;
if (voltage->voltage != rdev->pm.current_vddc) {
radeon_atom_set_voltage(rdev, voltage->voltage, SET_VOLTAGE_TYPE_ASIC_VDDC);
rdev->pm.current_vddc = voltage->voltage;
diff --git a/drivers/gpu/drm/savage/savage_bci.c b/drivers/gpu/drm/savage/savage_bci.c
index bf5f83ea14fe..cb1ee4e0050a 100644
--- a/drivers/gpu/drm/savage/savage_bci.c
+++ b/drivers/gpu/drm/savage/savage_bci.c
@@ -647,9 +647,6 @@ int savage_driver_firstopen(struct drm_device *dev)
ret = drm_addmap(dev, aperture_base, SAVAGE_APERTURE_SIZE,
_DRM_FRAME_BUFFER, _DRM_WRITE_COMBINING,
&dev_priv->aperture);
- if (ret)
- return ret;
-
return ret;
}
diff --git a/drivers/gpu/drm/ttm/ttm_tt.c b/drivers/gpu/drm/ttm/ttm_tt.c
index 90e23e0bfadb..58c271ebc0f7 100644
--- a/drivers/gpu/drm/ttm/ttm_tt.c
+++ b/drivers/gpu/drm/ttm/ttm_tt.c
@@ -31,6 +31,7 @@
#include <linux/sched.h>
#include <linux/highmem.h>
#include <linux/pagemap.h>
+#include <linux/shmem_fs.h>
#include <linux/file.h>
#include <linux/swap.h>
#include <linux/slab.h>
@@ -484,7 +485,7 @@ static int ttm_tt_swapin(struct ttm_tt *ttm)
swap_space = swap_storage->f_path.dentry->d_inode->i_mapping;
for (i = 0; i < ttm->num_pages; ++i) {
- from_page = read_mapping_page(swap_space, i, NULL);
+ from_page = shmem_read_mapping_page(swap_space, i);
if (IS_ERR(from_page)) {
ret = PTR_ERR(from_page);
goto out_err;
@@ -557,7 +558,7 @@ int ttm_tt_swapout(struct ttm_tt *ttm, struct file *persistent_swap_storage)
from_page = ttm->pages[i];
if (unlikely(from_page == NULL))
continue;
- to_page = read_mapping_page(swap_space, i, NULL);
+ to_page = shmem_read_mapping_page(swap_space, i);
if (unlikely(IS_ERR(to_page))) {
ret = PTR_ERR(to_page);
goto out_err;