#include "i915_reg.h"
#include "intel_bios.h"
-#include "i915_trace.h"
#include "intel_ringbuffer.h"
#include <linux/io-mapping.h>
#include <linux/i2c.h>
int id;
struct page **page_list;
drm_dma_handle_t *handle;
- struct drm_gem_object *cur_obj;
+ struct drm_i915_gem_object *cur_obj;
};
struct mem_block {
#define I915_FENCE_REG_NONE -1
struct drm_i915_fence_reg {
- struct drm_gem_object *obj;
struct list_head lru_list;
- bool gpu;
+ struct drm_i915_gem_object *obj;
};
struct sdvo_device_mapping {
u32 instdone1;
u32 seqno;
u64 bbaddr;
+ u64 fence[16];
struct timeval time;
struct drm_i915_error_object {
int page_count;
uint32_t next_seqno;
drm_dma_handle_t *status_page_dmah;
- void *seqno_page;
dma_addr_t dma_status_page;
uint32_t counter;
- unsigned int seqno_gfx_addr;
drm_local_map_t hws_map;
- struct drm_gem_object *seqno_obj;
- struct drm_gem_object *pwrctx;
- struct drm_gem_object *renderctx;
+ struct drm_i915_gem_object *pwrctx;
+ struct drm_i915_gem_object *renderctx;
struct resource mch_res;
int num_pipe;
/* For hangcheck timer */
-#define DRM_I915_HANGCHECK_PERIOD 250 /* in ms */
+#define DRM_I915_HANGCHECK_PERIOD 1500 /* in ms */
struct timer_list hangcheck_timer;
int hangcheck_count;
uint32_t last_acthd;
struct {
/** Bridge to intel-gtt-ko */
- struct intel_gtt *gtt;
+ const struct intel_gtt *gtt;
/** Memory allocator for GTT stolen memory */
- struct drm_mm vram;
+ struct drm_mm stolen;
/** Memory allocator for GTT */
struct drm_mm gtt_space;
+ /** List of all objects in gtt_space. Used to restore gtt
+ * mappings on resume */
+ struct list_head gtt_list;
/** End of mappable part of GTT */
unsigned long gtt_mappable_end;
struct drm_i915_gem_phys_object *phys_objs[I915_MAX_PHYS_OBJECT];
/* accounting, useful for userland debugging */
- size_t object_memory;
- size_t pin_memory;
- size_t gtt_memory;
- size_t gtt_mappable_memory;
- size_t mappable_gtt_used;
- size_t mappable_gtt_total;
size_t gtt_total;
+ size_t mappable_gtt_total;
+ size_t object_memory;
u32 object_count;
- u32 pin_count;
- u32 gtt_mappable_count;
- u32 gtt_count;
} mm;
struct sdvo_device_mapping sdvo_mappings[2];
/* indicate whether the LVDS_BORDER should be enabled or not */
u8 fmax;
u8 fstart;
- u64 last_count1;
- unsigned long last_time1;
- u64 last_count2;
- struct timespec last_time2;
- unsigned long gfx_power;
- int c_m;
- int r_t;
- u8 corr;
+ u64 last_count1;
+ unsigned long last_time1;
+ u64 last_count2;
+ struct timespec last_time2;
+ unsigned long gfx_power;
+ int c_m;
+ int r_t;
+ u8 corr;
spinlock_t *mchdev_lock;
enum no_fbc_reason no_fbc_reason;
struct intel_fbdev *fbdev;
} drm_i915_private_t;
-/** driver private structure attached to each drm_gem_object */
struct drm_i915_gem_object {
struct drm_gem_object base;
/** Current space allocated to this object in the GTT, if any. */
struct drm_mm_node *gtt_space;
+ struct list_head gtt_list;
/** This object's place on the active/flushing/inactive lists */
struct list_head ring_list;
unsigned int fault_mappable : 1;
unsigned int pin_mappable : 1;
- /** AGP memory structure for our GTT binding. */
- DRM_AGP_MEM *agp_mem;
+ /*
+ * Is the GPU currently using a fence to access this buffer,
+ */
+ unsigned int pending_fenced_gpu_access:1;
+ unsigned int fenced_gpu_access:1;
struct page **pages;
+ /**
+ * DMAR support
+ */
+ struct scatterlist *sg_list;
+ int num_sg;
+
/**
* Current offset of the object in GTT space.
*
*/
uint32_t gtt_offset;
- /* Which ring is refering to is this object */
- struct intel_ring_buffer *ring;
-
/** Breadcrumb of last rendering to the buffer. */
uint32_t last_rendering_seqno;
+ struct intel_ring_buffer *ring;
+
+ /** Breadcrumb of last fenced GPU access to the buffer. */
+ uint32_t last_fenced_seqno;
+ struct intel_ring_buffer *last_fenced_ring;
/** Current tiling stride for the object, if it's tiled. */
uint32_t stride;
#define HAS_BLT(dev) (INTEL_INFO(dev)->has_blt_ring)
#define I915_NEED_GFX_HWS(dev) (INTEL_INFO(dev)->need_gfx_hws)
-#define HAS_OVERLAY(dev) (INTEL_INFO(dev)->has_overlay)
+#define HAS_OVERLAY(dev) (INTEL_INFO(dev)->has_overlay)
#define OVERLAY_NEEDS_PHYSICAL(dev) (INTEL_INFO(dev)->overlay_needs_physical)
/* With the 945 and later, Y tiling got adjusted so that it was 32 128-byte
#define HAS_PCH_CPT(dev) (INTEL_PCH_TYPE(dev) == PCH_CPT)
#define HAS_PCH_IBX(dev) (INTEL_PCH_TYPE(dev) == PCH_IBX)
+#include "i915_trace.h"
+
extern struct drm_ioctl_desc i915_ioctls[];
extern int i915_max_ioctl;
extern unsigned int i915_fbpercrtc;
struct drm_file *file_priv);
void i915_gem_load(struct drm_device *dev);
int i915_gem_init_object(struct drm_gem_object *obj);
-struct drm_gem_object * i915_gem_alloc_object(struct drm_device *dev,
- size_t size);
+void i915_gem_flush_ring(struct drm_device *dev,
+ struct intel_ring_buffer *ring,
+ uint32_t invalidate_domains,
+ uint32_t flush_domains);
+struct drm_i915_gem_object *i915_gem_alloc_object(struct drm_device *dev,
+ size_t size);
void i915_gem_free_object(struct drm_gem_object *obj);
-int i915_gem_object_pin(struct drm_gem_object *obj, uint32_t alignment,
- bool map_and_fenceable);
-void i915_gem_object_unpin(struct drm_gem_object *obj);
-int i915_gem_object_unbind(struct drm_gem_object *obj);
-void i915_gem_release_mmap(struct drm_gem_object *obj);
+int __must_check i915_gem_object_pin(struct drm_i915_gem_object *obj,
+ uint32_t alignment,
+ bool map_and_fenceable);
+void i915_gem_object_unpin(struct drm_i915_gem_object *obj);
+int __must_check i915_gem_object_unbind(struct drm_i915_gem_object *obj);
+void i915_gem_release_mmap(struct drm_i915_gem_object *obj);
void i915_gem_lastclose(struct drm_device *dev);
+int __must_check i915_mutex_lock_interruptible(struct drm_device *dev);
+int __must_check i915_gem_object_wait_rendering(struct drm_i915_gem_object *obj,
+ bool interruptible);
+void i915_gem_object_move_to_active(struct drm_i915_gem_object *obj,
+ struct intel_ring_buffer *ring);
+
/**
* Returns true if seq1 is later than seq2.
*/
return (int32_t)(seq1 - seq2) >= 0;
}
-int i915_gem_object_get_fence_reg(struct drm_gem_object *obj,
- bool interruptible);
-int i915_gem_object_put_fence_reg(struct drm_gem_object *obj,
- bool interruptible);
+static inline u32
+i915_gem_next_request_seqno(struct drm_device *dev,
+ struct intel_ring_buffer *ring)
+{
+ drm_i915_private_t *dev_priv = dev->dev_private;
+ return ring->outstanding_lazy_request = dev_priv->next_seqno;
+}
+
+int __must_check i915_gem_object_get_fence_reg(struct drm_i915_gem_object *obj,
+ bool interruptible);
+int __must_check i915_gem_object_put_fence_reg(struct drm_i915_gem_object *obj,
+ bool interruptible);
+
void i915_gem_retire_requests(struct drm_device *dev);
void i915_gem_reset(struct drm_device *dev);
-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_clflush_object(struct drm_i915_gem_object *obj);
+int __must_check i915_gem_object_set_domain(struct drm_i915_gem_object *obj,
+ uint32_t read_domains,
+ uint32_t write_domain);
+int __must_check i915_gem_object_flush_gpu(struct drm_i915_gem_object *obj,
+ bool interruptible);
+int __must_check 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,
- unsigned long mappable_end, unsigned long end);
-int i915_gpu_idle(struct drm_device *dev);
-int i915_gem_idle(struct drm_device *dev);
-int i915_add_request(struct drm_device *dev,
- struct drm_file *file_priv,
- struct drm_i915_gem_request *request,
- struct intel_ring_buffer *ring);
-int i915_do_wait_request(struct drm_device *dev,
- uint32_t seqno,
- bool interruptible,
- struct intel_ring_buffer *ring);
+void i915_gem_do_init(struct drm_device *dev,
+ unsigned long start,
+ unsigned long mappable_end,
+ unsigned long end);
+int __must_check i915_gpu_idle(struct drm_device *dev);
+int __must_check i915_gem_idle(struct drm_device *dev);
+int __must_check i915_add_request(struct drm_device *dev,
+ struct drm_file *file_priv,
+ struct drm_i915_gem_request *request,
+ struct intel_ring_buffer *ring);
+int __must_check i915_do_wait_request(struct drm_device *dev,
+ uint32_t seqno,
+ bool interruptible,
+ struct intel_ring_buffer *ring);
int i915_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf);
-int i915_gem_object_set_to_gtt_domain(struct drm_gem_object *obj,
- int write);
-int i915_gem_object_set_to_display_plane(struct drm_gem_object *obj,
- bool pipelined);
+int __must_check
+i915_gem_object_set_to_gtt_domain(struct drm_i915_gem_object *obj,
+ bool write);
+int __must_check
+i915_gem_object_set_to_display_plane(struct drm_i915_gem_object *obj,
+ struct intel_ring_buffer *pipelined);
int i915_gem_attach_phys_object(struct drm_device *dev,
- struct drm_gem_object *obj,
+ struct drm_i915_gem_object *obj,
int id,
int align);
void i915_gem_detach_phys_object(struct drm_device *dev,
- struct drm_gem_object *obj);
+ struct drm_i915_gem_object *obj);
void i915_gem_free_all_phys_object(struct drm_device *dev);
-void i915_gem_release(struct drm_device * dev, struct drm_file *file_priv);
+void i915_gem_release(struct drm_device *dev, struct drm_file *file);
+
+/* i915_gem_gtt.c */
+void i915_gem_restore_gtt_mappings(struct drm_device *dev);
+int __must_check i915_gem_gtt_bind_object(struct drm_i915_gem_object *obj);
+void i915_gem_gtt_unbind_object(struct drm_i915_gem_object *obj);
/* i915_gem_evict.c */
-int i915_gem_evict_something(struct drm_device *dev, int min_size,
- unsigned alignment, bool mappable);
-int i915_gem_evict_everything(struct drm_device *dev, bool purgeable_only);
-int i915_gem_evict_inactive(struct drm_device *dev, bool purgeable_only);
+int __must_check i915_gem_evict_something(struct drm_device *dev, int min_size,
+ unsigned alignment, bool mappable);
+int __must_check i915_gem_evict_everything(struct drm_device *dev,
+ bool purgeable_only);
+int __must_check i915_gem_evict_inactive(struct drm_device *dev,
+ bool purgeable_only);
/* i915_gem_tiling.c */
void i915_gem_detect_bit_6_swizzle(struct drm_device *dev);
-void i915_gem_object_do_bit_17_swizzle(struct drm_gem_object *obj);
-void i915_gem_object_save_bit_17_swizzle(struct drm_gem_object *obj);
+void i915_gem_object_do_bit_17_swizzle(struct drm_i915_gem_object *obj);
+void i915_gem_object_save_bit_17_swizzle(struct drm_i915_gem_object *obj);
/* i915_gem_debug.c */
-void i915_gem_dump_object(struct drm_gem_object *obj, int len,
+void i915_gem_dump_object(struct drm_i915_gem_object *obj, int len,
const char *where, uint32_t mark);
#if WATCH_LISTS
int i915_verify_lists(struct drm_device *dev);
#else
#define i915_verify_lists(dev) 0
#endif
-void i915_gem_object_check_coherency(struct drm_gem_object *obj, int handle);
-void i915_gem_dump_object(struct drm_gem_object *obj, int len,
+void i915_gem_object_check_coherency(struct drm_i915_gem_object *obj,
+ int handle);
+void i915_gem_dump_object(struct drm_i915_gem_object *obj, int len,
const char *where, uint32_t mark);
/* i915_debugfs.c */
* In that case, we don't need to do it when GEM is initialized as nobody else
* has access to the ring.
*/
-#define RING_LOCK_TEST_WITH_RETURN(dev, file_priv) do { \
- if (((drm_i915_private_t *)dev->dev_private)->render_ring.gem_object \
+#define RING_LOCK_TEST_WITH_RETURN(dev, file) do { \
+ if (((drm_i915_private_t *)dev->dev_private)->render_ring.obj \
== NULL) \
- LOCK_TEST_WITH_RETURN(dev, file_priv); \
+ LOCK_TEST_WITH_RETURN(dev, file); \
} while (0)
-#define I915_READ(reg) i915_read(dev_priv, (reg), 4)
-#define I915_WRITE(reg, val) i915_write(dev_priv, (reg), (val), 4)
-#define I915_READ16(reg) i915_read(dev_priv, (reg), 2)
-#define I915_WRITE16(reg, val) i915_write(dev_priv, (reg), (val), 2)
-#define I915_READ8(reg) i915_read(dev_priv, (reg), 1)
-#define I915_WRITE8(reg, val) i915_write(dev_priv, (reg), (val), 1)
-#define I915_WRITE64(reg, val) i915_write(dev_priv, (reg), (val), 8)
-#define I915_READ64(reg) i915_read(dev_priv, (reg), 8)
+#define __i915_read(x, y) \
+static inline u##x i915_read##x(struct drm_i915_private *dev_priv, u32 reg) { \
+ u##x val = read##y(dev_priv->regs + reg); \
+ trace_i915_reg_rw('R', reg, val, sizeof(val)); \
+ return val; \
+}
+__i915_read(8, b)
+__i915_read(16, w)
+__i915_read(32, l)
+__i915_read(64, q)
+#undef __i915_read
+
+#define __i915_write(x, y) \
+static inline void i915_write##x(struct drm_i915_private *dev_priv, u32 reg, u##x val) { \
+ trace_i915_reg_rw('W', reg, val, sizeof(val)); \
+ write##y(val, dev_priv->regs + reg); \
+}
+__i915_write(8, b)
+__i915_write(16, w)
+__i915_write(32, l)
+__i915_write(64, q)
+#undef __i915_write
+
+#define I915_READ8(reg) i915_read8(dev_priv, (reg))
+#define I915_WRITE8(reg, val) i915_write8(dev_priv, (reg), (val))
+
+#define I915_READ16(reg) i915_read16(dev_priv, (reg))
+#define I915_WRITE16(reg, val) i915_write16(dev_priv, (reg), (val))
+#define I915_READ16_NOTRACE(reg) readw(dev_priv->regs + (reg))
+#define I915_WRITE16_NOTRACE(reg, val) writew(val, dev_priv->regs + (reg))
+
+#define I915_READ(reg) i915_read32(dev_priv, (reg))
+#define I915_WRITE(reg, val) i915_write32(dev_priv, (reg), (val))
#define I915_READ_NOTRACE(reg) readl(dev_priv->regs + (reg))
#define I915_WRITE_NOTRACE(reg, val) writel(val, dev_priv->regs + (reg))
-#define I915_READ16_NOTRACE(reg) readw(dev_priv->regs + (reg))
-#define I915_WRITE16_NOTRACE(reg, val) writew(val, dev_priv->regs + (reg))
+
+#define I915_WRITE64(reg, val) i915_write64(dev_priv, (reg), (val))
+#define I915_READ64(reg) i915_read64(dev_priv, (reg))
#define POSTING_READ(reg) (void)I915_READ_NOTRACE(reg)
#define POSTING_READ16(reg) (void)I915_READ16_NOTRACE(reg)
-static inline u32 i915_read(struct drm_i915_private *dev_priv, u32 reg, int len)
-{
- u64 val = 0;
-
- switch (len) {
- case 8:
- val = readq(dev_priv->regs + reg);
- break;
- case 4:
- val = readl(dev_priv->regs + reg);
- break;
- case 2:
- val = readw(dev_priv->regs + reg);
- break;
- case 1:
- val = readb(dev_priv->regs + reg);
- break;
- }
- trace_i915_reg_rw('R', reg, val, len);
-
- return val;
-}
/* On SNB platform, before reading ring registers forcewake bit
* must be set to prevent GT core from power down and stale values being
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