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path: root/drivers/gpu/drm/i915/i915_drv.h
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Diffstat (limited to 'drivers/gpu/drm/i915/i915_drv.h')
-rw-r--r--drivers/gpu/drm/i915/i915_drv.h63
1 files changed, 38 insertions, 25 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 5b4f87e5562..a0632f8e76a 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -85,7 +85,6 @@ struct drm_i915_gem_phys_object {
};
typedef struct _drm_i915_ring_buffer {
- int tail_mask;
unsigned long Size;
u8 *virtual_start;
int head;
@@ -156,6 +155,7 @@ typedef struct drm_i915_private {
void __iomem *regs;
+ struct pci_dev *bridge_dev;
drm_i915_ring_buffer_t ring;
drm_dma_handle_t *status_page_dmah;
@@ -311,7 +311,7 @@ typedef struct drm_i915_private {
u32 saveIMR;
u32 saveCACHE_MODE_0;
u32 saveD_STATE;
- u32 saveCG_2D_DIS;
+ u32 saveDSPCLK_GATE_D;
u32 saveMI_ARB_STATE;
u32 saveSWF0[16];
u32 saveSWF1[16];
@@ -443,6 +443,14 @@ typedef struct drm_i915_private {
struct drm_i915_gem_phys_object *phys_objs[I915_MAX_PHYS_OBJECT];
} mm;
struct sdvo_device_mapping sdvo_mappings[2];
+
+ /* Reclocking support */
+ bool render_reclock_avail;
+ bool lvds_downclock_avail;
+ struct work_struct idle_work;
+ struct timer_list idle_timer;
+ bool busy;
+ u16 orig_clock;
} drm_i915_private_t;
/** driver private structure attached to each drm_gem_object */
@@ -575,6 +583,7 @@ enum intel_chip_family {
extern struct drm_ioctl_desc i915_ioctls[];
extern int i915_max_ioctl;
extern unsigned int i915_fbpercrtc;
+extern unsigned int i915_powersave;
extern int i915_master_create(struct drm_device *dev, struct drm_master *master);
extern void i915_master_destroy(struct drm_device *dev, struct drm_master *master);
@@ -730,8 +739,8 @@ void i915_gem_dump_object(struct drm_gem_object *obj, int len,
void i915_dump_lru(struct drm_device *dev, const char *where);
/* i915_debugfs.c */
-int i915_gem_debugfs_init(struct drm_minor *minor);
-void i915_gem_debugfs_cleanup(struct drm_minor *minor);
+int i915_debugfs_init(struct drm_minor *minor);
+void i915_debugfs_cleanup(struct drm_minor *minor);
/* i915_suspend.c */
extern int i915_save_state(struct drm_device *dev);
@@ -757,6 +766,7 @@ static inline void opregion_enable_asle(struct drm_device *dev) { return; }
/* modesetting */
extern void intel_modeset_init(struct drm_device *dev);
extern void intel_modeset_cleanup(struct drm_device *dev);
+extern int intel_modeset_vga_set_state(struct drm_device *dev, bool state);
/**
* Lock test for when it's just for synchronization of ring access.
@@ -781,33 +791,32 @@ extern void intel_modeset_cleanup(struct drm_device *dev);
#define I915_VERBOSE 0
-#define RING_LOCALS unsigned int outring, ringmask, outcount; \
- volatile char *virt;
-
-#define BEGIN_LP_RING(n) do { \
- if (I915_VERBOSE) \
- DRM_DEBUG("BEGIN_LP_RING(%d)\n", (n)); \
- if (dev_priv->ring.space < (n)*4) \
- i915_wait_ring(dev, (n)*4, __func__); \
- outcount = 0; \
- outring = dev_priv->ring.tail; \
- ringmask = dev_priv->ring.tail_mask; \
- virt = dev_priv->ring.virtual_start; \
+#define RING_LOCALS volatile unsigned int *ring_virt__;
+
+#define BEGIN_LP_RING(n) do { \
+ int bytes__ = 4*(n); \
+ if (I915_VERBOSE) DRM_DEBUG("BEGIN_LP_RING(%d)\n", (n)); \
+ /* a wrap must occur between instructions so pad beforehand */ \
+ if (unlikely (dev_priv->ring.tail + bytes__ > dev_priv->ring.Size)) \
+ i915_wrap_ring(dev); \
+ if (unlikely (dev_priv->ring.space < bytes__)) \
+ i915_wait_ring(dev, bytes__, __func__); \
+ ring_virt__ = (unsigned int *) \
+ (dev_priv->ring.virtual_start + dev_priv->ring.tail); \
+ dev_priv->ring.tail += bytes__; \
+ dev_priv->ring.tail &= dev_priv->ring.Size - 1; \
+ dev_priv->ring.space -= bytes__; \
} while (0)
-#define OUT_RING(n) do { \
+#define OUT_RING(n) do { \
if (I915_VERBOSE) DRM_DEBUG(" OUT_RING %x\n", (int)(n)); \
- *(volatile unsigned int *)(virt + outring) = (n); \
- outcount++; \
- outring += 4; \
- outring &= ringmask; \
+ *ring_virt__++ = (n); \
} while (0)
#define ADVANCE_LP_RING() do { \
- if (I915_VERBOSE) DRM_DEBUG("ADVANCE_LP_RING %x\n", outring); \
- dev_priv->ring.tail = outring; \
- dev_priv->ring.space -= outcount * 4; \
- I915_WRITE(PRB0_TAIL, outring); \
+ if (I915_VERBOSE) \
+ DRM_DEBUG("ADVANCE_LP_RING %x\n", dev_priv->ring.tail); \
+ I915_WRITE(PRB0_TAIL, dev_priv->ring.tail); \
} while(0)
/**
@@ -830,6 +839,7 @@ extern void intel_modeset_cleanup(struct drm_device *dev);
#define I915_GEM_HWS_INDEX 0x20
#define I915_BREADCRUMB_INDEX 0x21
+extern int i915_wrap_ring(struct drm_device * dev);
extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
#define IS_I830(dev) ((dev)->pci_device == 0x3577)
@@ -903,6 +913,9 @@ extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
/* dsparb controlled by hw only */
#define DSPARB_HWCONTROL(dev) (IS_G4X(dev) || IS_IGDNG(dev))
+#define HAS_FW_BLC(dev) (IS_I9XX(dev) || IS_G4X(dev) || IS_IGDNG(dev))
+#define HAS_PIPE_CXSR(dev) (IS_G4X(dev) || IS_IGDNG(dev))
+
#define PRIMARY_RINGBUFFER_SIZE (128*1024)
#endif