};
#define I915_NUM_PLLS 2
+struct intel_ddi_plls {
+ int spll_refcount;
+ int wrpll1_refcount;
+ int wrpll2_refcount;
+};
+
/* Interface history:
*
* 1.1: Original.
/* 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;
uint32_t last_acthd[I915_NUM_RINGS];
wait_queue_head_t pending_flip_queue;
struct intel_pch_pll pch_plls[I915_NUM_PLLS];
+ struct intel_ddi_plls ddi_plls;
/* Reclocking support */
bool render_reclock_avail;
extern void intel_irq_init(struct drm_device *dev);
extern void intel_gt_init(struct drm_device *dev);
+extern void intel_gt_reset(struct drm_device *dev);
void i915_error_state_free(struct kref *error_ref);
static inline struct page *i915_gem_object_get_page(struct drm_i915_gem_object *obj, int n)
{
struct scatterlist *sg = obj->pages->sgl;
- while (n >= SG_MAX_SINGLE_ALLOC) {
+ int nents = obj->pages->nents;
+ while (nents > SG_MAX_SINGLE_ALLOC) {
+ if (n < SG_MAX_SINGLE_ALLOC - 1)
+ break;
+
sg = sg_chain_ptr(sg + SG_MAX_SINGLE_ALLOC - 1);
n -= SG_MAX_SINGLE_ALLOC - 1;
+ nents -= SG_MAX_SINGLE_ALLOC - 1;
}
return sg_page(sg+n);
}
int __must_check i915_gem_idle(struct drm_device *dev);
int i915_add_request(struct intel_ring_buffer *ring,
struct drm_file *file,
- struct drm_i915_gem_request *request);
+ u32 *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);
void gen6_gt_force_wake_put(struct drm_i915_private *dev_priv);
int __gen6_gt_wait_for_fifo(struct drm_i915_private *dev_priv);
+int sandybridge_pcode_read(struct drm_i915_private *dev_priv, u8 mbox, u32 *val);
+int sandybridge_pcode_write(struct drm_i915_private *dev_priv, u8 mbox, u32 val);
+
#define __i915_read(x, y) \
u##x i915_read##x(struct drm_i915_private *dev_priv, u32 reg);