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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.h140
1 files changed, 109 insertions, 31 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 5b4f87e55621..b24b2d145b75 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -48,6 +48,11 @@ enum pipe {
PIPE_B,
};
+enum plane {
+ PLANE_A = 0,
+ PLANE_B,
+};
+
#define I915_NUM_PIPE 2
/* Interface history:
@@ -85,7 +90,6 @@ struct drm_i915_gem_phys_object {
};
typedef struct _drm_i915_ring_buffer {
- int tail_mask;
unsigned long Size;
u8 *virtual_start;
int head;
@@ -149,6 +153,23 @@ struct drm_i915_error_state {
struct timeval time;
};
+struct drm_i915_display_funcs {
+ void (*dpms)(struct drm_crtc *crtc, int mode);
+ bool (*fbc_enabled)(struct drm_crtc *crtc);
+ void (*enable_fbc)(struct drm_crtc *crtc, unsigned long interval);
+ 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);
+ void (*update_wm)(struct drm_device *dev, int planea_clock,
+ int planeb_clock, int sr_hdisplay, int pixel_size);
+ /* clock updates for mode set */
+ /* cursor updates */
+ /* render clock increase/decrease */
+ /* display clock increase/decrease */
+ /* pll clock increase/decrease */
+ /* clock gating init */
+};
+
typedef struct drm_i915_private {
struct drm_device *dev;
@@ -156,6 +177,7 @@ 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;
@@ -198,10 +220,21 @@ typedef struct drm_i915_private {
unsigned int sr01, adpa, ppcr, dvob, dvoc, lvds;
int vblank_pipe;
+ /* For hangcheck timer */
+#define DRM_I915_HANGCHECK_PERIOD 75 /* in jiffies */
+ struct timer_list hangcheck_timer;
+ int hangcheck_count;
+ uint32_t last_acthd;
+
bool cursor_needs_physical;
struct drm_mm vram;
+ unsigned long cfb_size;
+ unsigned long cfb_pitch;
+ int cfb_fence;
+ int cfb_plane;
+
int irq_enabled;
struct intel_opregion opregion;
@@ -222,6 +255,8 @@ typedef struct drm_i915_private {
unsigned int edp_support:1;
int lvds_ssc_freq;
+ struct notifier_block lid_notifier;
+
int crt_ddc_bus; /* -1 = unknown, else GPIO to use for CRT DDC */
struct drm_i915_fence_reg fence_regs[16]; /* assume 965 */
int fence_reg_start; /* 4 if userland hasn't ioctl'd us yet */
@@ -234,7 +269,11 @@ typedef struct drm_i915_private {
struct work_struct error_work;
struct workqueue_struct *wq;
+ /* Display functions */
+ struct drm_i915_display_funcs display;
+
/* Register state */
+ bool suspended;
u8 saveLBB;
u32 saveDSPACNTR;
u32 saveDSPBCNTR;
@@ -311,7 +350,7 @@ 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];
@@ -350,6 +389,15 @@ typedef struct drm_i915_private {
int gtt_mtrr;
/**
+ * Membership on list of all loaded devices, used to evict
+ * inactive buffers under memory pressure.
+ *
+ * Modifications should only be done whilst holding the
+ * shrink_list_lock spinlock.
+ */
+ struct list_head shrink_list;
+
+ /**
* List of objects currently involved in rendering from the
* ringbuffer.
*
@@ -432,7 +480,7 @@ typedef struct drm_i915_private {
* It prevents command submission from occuring and makes
* every pending request fail
*/
- int wedged;
+ atomic_t wedged;
/** Bit 6 swizzling required for X tiling */
uint32_t bit_6_swizzle_x;
@@ -443,6 +491,14 @@ 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 */
@@ -483,10 +539,7 @@ struct drm_i915_gem_object {
* This is the same as gtt_space->start
*/
uint32_t gtt_offset;
- /**
- * Required alignment for the object
- */
- uint32_t gtt_alignment;
+
/**
* Fake offset for use by mmap(2)
*/
@@ -533,6 +586,11 @@ struct drm_i915_gem_object {
* in an execbuffer object list.
*/
int in_execbuffer;
+
+ /**
+ * Advice: are the backing pages purgeable?
+ */
+ int madv;
};
/**
@@ -575,7 +633,10 @@ 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 void i915_save_display(struct drm_device *dev);
+extern void i915_restore_display(struct drm_device *dev);
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);
@@ -595,8 +656,10 @@ extern long i915_compat_ioctl(struct file *filp, unsigned int cmd,
extern int i915_emit_box(struct drm_device *dev,
struct drm_clip_rect *boxes,
int i, int DR1, int DR4);
+extern int i965_reset(struct drm_device *dev, u8 flags);
/* i915_irq.c */
+void i915_hangcheck_elapsed(unsigned long data);
extern int i915_irq_emit(struct drm_device *dev, void *data,
struct drm_file *file_priv);
extern int i915_irq_wait(struct drm_device *dev, void *data,
@@ -667,6 +730,8 @@ int i915_gem_busy_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
int i915_gem_throttle_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
+int i915_gem_madvise_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv);
int i915_gem_entervt_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
int i915_gem_leavevt_ioctl(struct drm_device *dev, void *data,
@@ -686,6 +751,7 @@ int i915_gem_object_unbind(struct drm_gem_object *obj);
void i915_gem_release_mmap(struct drm_gem_object *obj);
void i915_gem_lastclose(struct drm_device *dev);
uint32_t i915_get_gem_seqno(struct drm_device *dev);
+bool i915_seqno_passed(uint32_t seq1, uint32_t seq2);
int i915_gem_object_get_fence_reg(struct drm_gem_object *obj);
int i915_gem_object_put_fence_reg(struct drm_gem_object *obj);
void i915_gem_retire_requests(struct drm_device *dev);
@@ -711,6 +777,9 @@ int i915_gem_object_get_pages(struct drm_gem_object *obj);
void i915_gem_object_put_pages(struct drm_gem_object *obj);
void i915_gem_release(struct drm_device * dev, struct drm_file *file_priv);
+void i915_gem_shrinker_init(void);
+void i915_gem_shrinker_exit(void);
+
/* 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);
@@ -730,8 +799,8 @@ 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 +826,9 @@ 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);
+extern void i8xx_disable_fbc(struct drm_device *dev);
+extern void g4x_disable_fbc(struct drm_device *dev);
/**
* Lock test for when it's just for synchronization of ring access.
@@ -781,33 +853,32 @@ 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 +901,7 @@ 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)
@@ -854,6 +926,7 @@ extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
(dev)->pci_device == 0x2E12 || \
(dev)->pci_device == 0x2E22 || \
(dev)->pci_device == 0x2E32 || \
+ (dev)->pci_device == 0x2E42 || \
(dev)->pci_device == 0x0042 || \
(dev)->pci_device == 0x0046)
@@ -866,6 +939,7 @@ extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
(dev)->pci_device == 0x2E12 || \
(dev)->pci_device == 0x2E22 || \
(dev)->pci_device == 0x2E32 || \
+ (dev)->pci_device == 0x2E42 || \
IS_GM45(dev))
#define IS_IGDG(dev) ((dev)->pci_device == 0xa001)
@@ -899,10 +973,14 @@ extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
#define SUPPORTS_INTEGRATED_HDMI(dev) (IS_G4X(dev) || IS_IGDNG(dev))
#define SUPPORTS_INTEGRATED_DP(dev) (IS_G4X(dev) || IS_IGDNG(dev))
#define SUPPORTS_EDP(dev) (IS_IGDNG_M(dev))
-#define I915_HAS_HOTPLUG(dev) (IS_I945G(dev) || IS_I945GM(dev) || IS_I965G(dev))
+#define I915_HAS_HOTPLUG(dev) (IS_I945G(dev) || IS_I945GM(dev) || IS_G33(dev) || IS_I965G(dev))
/* 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 I915_HAS_FBC(dev) (IS_MOBILE(dev) && (IS_I9XX(dev) || IS_I965G(dev)))
+
#define PRIMARY_RINGBUFFER_SIZE (128*1024)
#endif
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.