list_for_each_entry((intel_encoder), &(dev)->mode_config.encoder_list, base.head) \
if ((intel_encoder)->base.crtc == (__crtc))
-struct intel_pch_pll {
+struct drm_i915_private;
+
+enum intel_dpll_id {
+ DPLL_ID_PRIVATE = -1, /* non-shared dpll in use */
+ /* real shared dpll ids must be >= 0 */
+ DPLL_ID_PCH_PLL_A,
+ DPLL_ID_PCH_PLL_B,
+};
+#define I915_NUM_PLLS 2
+
+struct intel_dpll_hw_state {
+ uint32_t dpll;
+ uint32_t dpll_md;
+ uint32_t fp0;
+ uint32_t fp1;
+};
+
+struct intel_shared_dpll {
int refcount; /* count of number of CRTCs sharing this PLL */
int active; /* count of number of active CRTCs (i.e. DPMS on) */
bool on; /* is the PLL actually active? Disabled during modeset */
- int pll_reg;
- int fp0_reg;
- int fp1_reg;
+ const char *name;
+ /* should match the index in the dev_priv->shared_dplls array */
+ enum intel_dpll_id id;
+ struct intel_dpll_hw_state hw_state;
+ void (*mode_set)(struct drm_i915_private *dev_priv,
+ struct intel_shared_dpll *pll);
+ void (*enable)(struct drm_i915_private *dev_priv,
+ struct intel_shared_dpll *pll);
+ void (*disable)(struct drm_i915_private *dev_priv,
+ struct intel_shared_dpll *pll);
+ bool (*get_hw_state)(struct drm_i915_private *dev_priv,
+ struct intel_shared_dpll *pll,
+ struct intel_dpll_hw_state *hw_state);
};
-#define I915_NUM_PLLS 2
/* Used by dp and fdi links */
struct intel_link_m_n {
struct opregion_acpi;
struct opregion_swsci;
struct opregion_asle;
-struct drm_i915_private;
struct intel_opregion {
struct opregion_header __iomem *header;
struct intel_crtc_config;
struct intel_crtc;
+struct intel_limit;
+struct dpll;
struct drm_i915_display_funcs {
bool (*fbc_enabled)(struct drm_device *dev);
void (*disable_fbc)(struct drm_device *dev);
int (*get_display_clock_speed)(struct drm_device *dev);
int (*get_fifo_size)(struct drm_device *dev, int plane);
+ /**
+ * find_dpll() - Find the best values for the PLL
+ * @limit: limits for the PLL
+ * @crtc: current CRTC
+ * @target: target frequency in kHz
+ * @refclk: reference clock frequency in kHz
+ * @match_clock: if provided, @best_clock P divider must
+ * match the P divider from @match_clock
+ * used for LVDS downclocking
+ * @best_clock: best PLL values found
+ *
+ * Returns true on success, false on failure.
+ */
+ bool (*find_dpll)(const struct intel_limit *limit,
+ struct drm_crtc *crtc,
+ int target, int refclk,
+ struct dpll *match_clock,
+ struct dpll *best_clock);
void (*update_wm)(struct drm_device *dev);
void (*update_sprite_wm)(struct drm_device *dev, int pipe,
uint32_t sprite_width, int pixel_size,
* fills out the pipe-config with the hw state. */
bool (*get_pipe_config)(struct intel_crtc *,
struct intel_crtc_config *);
+ void (*get_clock)(struct intel_crtc *, struct intel_crtc_config *);
int (*crtc_mode_set)(struct drm_crtc *crtc,
int x, int y,
struct drm_framebuffer *old_fb);
void __iomem *gsm;
bool do_idle_maps;
- dma_addr_t scratch_page_dma;
- struct page *scratch_page;
+ struct {
+ dma_addr_t addr;
+ struct page *page;
+ } scratch;
+
+ int mtrr;
/* global gtt ops */
int (*gtt_probe)(struct drm_device *dev, size_t *gtt_total,
struct sg_table *st,
unsigned int pg_start,
enum i915_cache_level cache_level);
- gen6_gtt_pte_t (*pte_encode)(struct drm_device *dev,
- dma_addr_t addr,
+ gen6_gtt_pte_t (*pte_encode)(dma_addr_t addr,
enum i915_cache_level level);
};
#define gtt_total_entries(gtt) ((gtt).total >> PAGE_SHIFT)
-#define I915_PPGTT_PD_ENTRIES 512
-#define I915_PPGTT_PT_ENTRIES 1024
struct i915_hw_ppgtt {
struct drm_device *dev;
unsigned num_pd_entries;
struct page **pt_pages;
uint32_t pd_offset;
dma_addr_t *pt_dma_addr;
- dma_addr_t scratch_page_dma_addr;
/* pte functions, mirroring the interface of the global gtt. */
void (*clear_range)(struct i915_hw_ppgtt *ppgtt,
struct sg_table *st,
unsigned int pg_start,
enum i915_cache_level cache_level);
- gen6_gtt_pte_t (*pte_encode)(struct drm_device *dev,
- dma_addr_t addr,
+ gen6_gtt_pte_t (*pte_encode)(dma_addr_t addr,
enum i915_cache_level level);
int (*enable)(struct drm_device *dev);
void (*cleanup)(struct i915_hw_ppgtt *ppgtt);
};
+struct i915_ctx_hang_stats {
+ /* This context had batch pending when hang was declared */
+ unsigned batch_pending;
+
+ /* This context had batch active when hang was declared */
+ unsigned batch_active;
+};
/* This must match up with the value previously used for execbuf2.rsvd1. */
#define DEFAULT_CONTEXT_ID 0
struct drm_i915_file_private *file_priv;
struct intel_ring_buffer *ring;
struct drm_i915_gem_object *obj;
+ struct i915_ctx_hang_stats hang_stats;
};
-enum no_fbc_reason {
- FBC_NO_OUTPUT, /* no outputs enabled to compress */
- FBC_STOLEN_TOO_SMALL, /* not enough space to hold compressed buffers */
- FBC_UNSUPPORTED_MODE, /* interlace or doublescanned mode */
- FBC_MODE_TOO_LARGE, /* mode too large for compression */
- FBC_BAD_PLANE, /* fbc not supported on plane */
- FBC_NOT_TILED, /* buffer not tiled */
- FBC_MULTIPLE_PIPES, /* more than one pipe active */
- FBC_MODULE_PARAM,
+struct i915_fbc {
+ unsigned long size;
+ unsigned int fb_id;
+ enum plane plane;
+ int y;
+
+ struct drm_mm_node *compressed_fb;
+ struct drm_mm_node *compressed_llb;
+
+ struct intel_fbc_work {
+ struct delayed_work work;
+ struct drm_crtc *crtc;
+ struct drm_framebuffer *fb;
+ int interval;
+ } *fbc_work;
+
+ enum {
+ FBC_NO_OUTPUT, /* no outputs enabled to compress */
+ FBC_STOLEN_TOO_SMALL, /* not enough space for buffers */
+ FBC_UNSUPPORTED_MODE, /* interlace or doublescanned mode */
+ FBC_MODE_TOO_LARGE, /* mode too large for compression */
+ FBC_BAD_PLANE, /* fbc not supported on plane */
+ FBC_NOT_TILED, /* buffer not tiled */
+ FBC_MULTIPLE_PIPES, /* more than one pipe active */
+ FBC_MODULE_PARAM,
+ FBC_CHIP_DEFAULT, /* disabled by default on this chip */
+ } no_fbc_reason;
};
+
enum intel_pch {
PCH_NONE = 0, /* No PCH present */
PCH_IBX, /* Ibexpeak PCH */
struct drm_i915_gem_object *renderctx;
};
+/* Power well structure for haswell */
+struct i915_power_well {
+ struct drm_device *device;
+ spinlock_t lock;
+ /* power well enable/disable usage count */
+ int count;
+ int i915_request;
+};
+
struct i915_dri1_state {
unsigned allow_batchbuffer : 1;
u32 __iomem *gfx_hws_cpu_addr;
/** Usable portion of the GTT for GEM */
unsigned long stolen_base; /* limited to low memory (32-bit) */
- int gtt_mtrr;
-
/** PPGTT used for aliasing the PPGTT with the GTT */
struct i915_hw_ppgtt *aliasing_ppgtt;
loff_t pos;
};
+struct i915_error_state_file_priv {
+ struct drm_device *dev;
+ struct drm_i915_error_state *error;
+};
+
struct i915_gpu_error {
/* For hangcheck timer */
#define DRM_I915_HANGCHECK_PERIOD 1500 /* in ms */
#define DRM_I915_HANGCHECK_JIFFIES msecs_to_jiffies(DRM_I915_HANGCHECK_PERIOD)
struct timer_list hangcheck_timer;
- int hangcheck_count;
/* For reset and error_state handling. */
spinlock_t lock;
u32 hpd_event_bits;
struct timer_list hotplug_reenable_timer;
- int num_pch_pll;
int num_plane;
- unsigned long cfb_size;
- unsigned int cfb_fb;
- enum plane cfb_plane;
- int cfb_y;
- struct intel_fbc_work *fbc_work;
-
+ struct i915_fbc fbc;
struct intel_opregion opregion;
struct intel_vbt_data vbt;
struct drm_crtc *pipe_to_crtc_mapping[3];
wait_queue_head_t pending_flip_queue;
- struct intel_pch_pll pch_plls[I915_NUM_PLLS];
+ int num_shared_dpll;
+ struct intel_shared_dpll shared_dplls[I915_NUM_PLLS];
struct intel_ddi_plls ddi_plls;
/* Reclocking support */
* mchdev_lock in intel_pm.c */
struct intel_ilk_power_mgmt ips;
- enum no_fbc_reason no_fbc_reason;
-
- struct drm_mm_node *compressed_fb;
- struct drm_mm_node *compressed_llb;
+ /* Haswell power well */
+ struct i915_power_well power_well;
struct i915_gpu_error gpu_error;
HDMI_AUDIO_ON, /* force turn on HDMI audio */
};
-#define I915_GTT_RESERVED ((struct drm_mm_node *)0x1)
+#define I915_GTT_OFFSET_NONE ((u32)-1)
struct drm_i915_gem_object_ops {
/* Interface between the GEM object and its backing storage.
const struct drm_i915_gem_object_ops *ops;
/** Current space allocated to this object in the GTT, if any. */
- struct drm_mm_node *gtt_space;
+ struct drm_mm_node gtt_space;
/** Stolen memory for this object, instead of being backed by shmem. */
struct drm_mm_node *stolen;
- struct list_head gtt_list;
+ struct list_head global_list;
/** This object's place on the active/inactive lists */
struct list_head ring_list;
unsigned long exec_handle;
struct drm_i915_gem_exec_object2 *exec_entry;
- /**
- * Current offset of the object in GTT space.
- *
- * This is the same as gtt_space->start
- */
- uint32_t gtt_offset;
-
struct intel_ring_buffer *ring;
/** Breadcrumb of last rendering to the buffer. */
#define to_intel_bo(x) container_of(x, struct drm_i915_gem_object, base)
+/* Offset of the first PTE pointing to this object */
+static inline unsigned long
+i915_gem_obj_ggtt_offset(struct drm_i915_gem_object *o)
+{
+ return o->gtt_space.start;
+}
+
+/* Whether or not this object is currently mapped by the translation tables */
+static inline bool
+i915_gem_obj_ggtt_bound(struct drm_i915_gem_object *o)
+{
+ return drm_mm_node_allocated(&o->gtt_space);
+}
+
+/* The size used in the translation tables may be larger than the actual size of
+ * the object on GEN2/GEN3 because of the way tiling is handled. See
+ * i915_gem_get_gtt_size() for more details.
+ */
+static inline unsigned long
+i915_gem_obj_ggtt_size(struct drm_i915_gem_object *o)
+{
+ return o->gtt_space.size;
+}
+
+static inline void
+i915_gem_obj_ggtt_set_color(struct drm_i915_gem_object *o,
+ enum i915_cache_level color)
+{
+ o->gtt_space.color = color;
+}
+
/**
* Request queue structure.
*
/** GEM sequence number associated with this request. */
uint32_t seqno;
- /** Postion in the ringbuffer of the end of the request */
+ /** Position in the ringbuffer of the start of the request */
+ u32 head;
+
+ /** Position in the ringbuffer of the end of the request */
u32 tail;
/** Context related to this request */
struct i915_hw_context *ctx;
+ /** Batch buffer related to this request if any */
+ struct drm_i915_gem_object *batch_obj;
+
/** Time at which this request was emitted, in jiffies. */
unsigned long emitted_jiffies;
struct list_head request_list;
} mm;
struct idr context_idr;
+
+ struct i915_ctx_hang_stats hang_stats;
};
#define INTEL_INFO(dev) (((struct drm_i915_private *) (dev)->dev_private)->info)
#define HAS_PIPE_CXSR(dev) (INTEL_INFO(dev)->has_pipe_cxsr)
#define I915_HAS_FBC(dev) (INTEL_INFO(dev)->has_fbc)
+#define HAS_IPS(dev) (IS_ULT(dev))
+
#define HAS_PIPE_CONTROL(dev) (INTEL_INFO(dev)->gen >= 5)
#define HAS_DDI(dev) (INTEL_INFO(dev)->has_ddi)
extern unsigned int i915_preliminary_hw_support __read_mostly;
extern int i915_disable_power_well __read_mostly;
extern int i915_enable_ips __read_mostly;
+extern bool i915_fastboot __read_mostly;
extern int i915_suspend(struct drm_device *dev, pm_message_t state);
extern int i915_resume(struct drm_device *dev);
{
if (obj->fence_reg != I915_FENCE_REG_NONE) {
struct drm_i915_private *dev_priv = obj->base.dev->dev_private;
+ WARN_ON(dev_priv->fence_regs[obj->fence_reg].pin_count <= 0);
dev_priv->fence_regs[obj->fence_reg].pin_count--;
}
}
void i915_gem_cleanup_ringbuffer(struct drm_device *dev);
int __must_check i915_gpu_idle(struct drm_device *dev);
int __must_check i915_gem_idle(struct drm_device *dev);
-int i915_add_request(struct intel_ring_buffer *ring,
- struct drm_file *file,
- u32 *seqno);
+int __i915_add_request(struct intel_ring_buffer *ring,
+ struct drm_file *file,
+ struct drm_i915_gem_object *batch_obj,
+ u32 *seqno);
+#define i915_add_request(ring, seqno) \
+ __i915_add_request(ring, NULL, NULL, seqno)
int __must_check i915_wait_seqno(struct intel_ring_buffer *ring,
uint32_t seqno);
int i915_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf);
kref_put(&ctx->ref, i915_gem_context_free);
}
+struct i915_ctx_hang_stats * __must_check
+i915_gem_context_get_hang_stats(struct intel_ring_buffer *ring,
+ struct drm_file *file,
+ u32 id);
int i915_gem_context_create_ioctl(struct drm_device *dev, void *data,
struct drm_file *file);
int i915_gem_context_destroy_ioctl(struct drm_device *dev, void *data,
void i915_debugfs_cleanup(struct drm_minor *minor);
__printf(2, 3)
void i915_error_printf(struct drm_i915_error_state_buf *e, const char *f, ...);
+int i915_error_state_to_str(struct drm_i915_error_state_buf *estr,
+ const struct i915_error_state_file_priv *error);
+void i915_error_state_get(struct drm_device *dev,
+ struct i915_error_state_file_priv *error_priv);
+void i915_error_state_put(struct i915_error_state_file_priv *error_priv);
+int i915_error_state_buf_init(struct drm_i915_error_state_buf *eb,
+ size_t count, loff_t pos);
+static inline void i915_error_state_buf_release(
+ struct drm_i915_error_state_buf *eb)
+{
+ kfree(eb->buf);
+}
/* i915_suspend.c */
extern int i915_save_state(struct drm_device *dev);
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