#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 current_page;
int page_flipping;
- wait_queue_head_t irq_queue;
atomic_t irq_received;
/** Protects user_irq_refcount and irq_mask_reg */
spinlock_t user_irq_lock;
* Advice: are the backing pages purgeable?
*/
unsigned int madv : 2;
- unsigned int fenceable : 1;
- unsigned int mappable : 1;
/**
* Current tiling mode for the object.
unsigned int pin_count : 4;
#define DRM_I915_GEM_OBJECT_MAX_PIN_COUNT 0xf
+ /**
+ * Is the object at the current location in the gtt mappable and
+ * fenceable? Used to avoid costly recalculations.
+ */
+ unsigned int map_and_fenceable : 1;
+
/**
* Whether the current gtt mapping needs to be mappable (and isn't just
* mappable by accident). Track pin and fault separate for a more
CHIP_I965 = 0x08,
};
+#define INTEL_INFO(dev) (((struct drm_i915_private *) (dev)->dev_private)->info)
+
+#define IS_I830(dev) ((dev)->pci_device == 0x3577)
+#define IS_845G(dev) ((dev)->pci_device == 0x2562)
+#define IS_I85X(dev) (INTEL_INFO(dev)->is_i85x)
+#define IS_I865G(dev) ((dev)->pci_device == 0x2572)
+#define IS_I915G(dev) (INTEL_INFO(dev)->is_i915g)
+#define IS_I915GM(dev) ((dev)->pci_device == 0x2592)
+#define IS_I945G(dev) ((dev)->pci_device == 0x2772)
+#define IS_I945GM(dev) (INTEL_INFO(dev)->is_i945gm)
+#define IS_BROADWATER(dev) (INTEL_INFO(dev)->is_broadwater)
+#define IS_CRESTLINE(dev) (INTEL_INFO(dev)->is_crestline)
+#define IS_GM45(dev) ((dev)->pci_device == 0x2A42)
+#define IS_G4X(dev) (INTEL_INFO(dev)->is_g4x)
+#define IS_PINEVIEW_G(dev) ((dev)->pci_device == 0xa001)
+#define IS_PINEVIEW_M(dev) ((dev)->pci_device == 0xa011)
+#define IS_PINEVIEW(dev) (INTEL_INFO(dev)->is_pineview)
+#define IS_G33(dev) (INTEL_INFO(dev)->is_g33)
+#define IS_IRONLAKE_D(dev) ((dev)->pci_device == 0x0042)
+#define IS_IRONLAKE_M(dev) ((dev)->pci_device == 0x0046)
+#define IS_MOBILE(dev) (INTEL_INFO(dev)->is_mobile)
+
+#define IS_GEN2(dev) (INTEL_INFO(dev)->gen == 2)
+#define IS_GEN3(dev) (INTEL_INFO(dev)->gen == 3)
+#define IS_GEN4(dev) (INTEL_INFO(dev)->gen == 4)
+#define IS_GEN5(dev) (INTEL_INFO(dev)->gen == 5)
+#define IS_GEN6(dev) (INTEL_INFO(dev)->gen == 6)
+
+#define HAS_BSD(dev) (INTEL_INFO(dev)->has_bsd_ring)
+#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 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
+ * rows, which changed the alignment requirements and fence programming.
+ */
+#define HAS_128_BYTE_Y_TILING(dev) (!IS_GEN2(dev) && !(IS_I915G(dev) || \
+ IS_I915GM(dev)))
+#define SUPPORTS_DIGITAL_OUTPUTS(dev) (!IS_GEN2(dev) && !IS_PINEVIEW(dev))
+#define SUPPORTS_INTEGRATED_HDMI(dev) (IS_G4X(dev) || IS_GEN5(dev))
+#define SUPPORTS_INTEGRATED_DP(dev) (IS_G4X(dev) || IS_GEN5(dev))
+#define SUPPORTS_EDP(dev) (IS_IRONLAKE_M(dev))
+#define SUPPORTS_TV(dev) (INTEL_INFO(dev)->supports_tv)
+#define I915_HAS_HOTPLUG(dev) (INTEL_INFO(dev)->has_hotplug)
+/* dsparb controlled by hw only */
+#define DSPARB_HWCONTROL(dev) (IS_G4X(dev) || IS_IRONLAKE(dev))
+
+#define HAS_FW_BLC(dev) (INTEL_INFO(dev)->gen > 2)
+#define HAS_PIPE_CXSR(dev) (INTEL_INFO(dev)->has_pipe_cxsr)
+#define I915_HAS_FBC(dev) (INTEL_INFO(dev)->has_fbc)
+#define I915_HAS_RC6(dev) (INTEL_INFO(dev)->has_rc6)
+
+#define HAS_PCH_SPLIT(dev) (IS_GEN5(dev) || IS_GEN6(dev))
+#define HAS_PIPE_CONTROL(dev) (IS_GEN5(dev) || IS_GEN6(dev))
+
+#define INTEL_PCH_TYPE(dev) (((struct drm_i915_private *)(dev)->dev_private)->pch_type)
+#define HAS_PCH_CPT(dev) (INTEL_PCH_TYPE(dev) == PCH_CPT)
+#define HAS_PCH_IBX(dev) (INTEL_PCH_TYPE(dev) == PCH_IBX)
+
extern struct drm_ioctl_desc i915_ioctls[];
extern int i915_max_ioctl;
extern unsigned int i915_fbpercrtc;
/* i915_irq.c */
void i915_hangcheck_elapsed(unsigned long data);
+void i915_handle_error(struct drm_device *dev, bool wedged);
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,
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 mappable, bool need_fence);
+ 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 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_cleanup_ringbuffer(struct drm_device *dev);
int i915_gem_do_init(struct drm_device *dev, unsigned long start,
LOCK_TEST_WITH_RETURN(dev, file_priv); \
} while (0)
-#define I915_READ(reg) readl(dev_priv->regs + (reg))
-#define I915_WRITE(reg, val) writel(val, dev_priv->regs + (reg))
-#define I915_READ16(reg) readw(dev_priv->regs + (reg))
-#define I915_WRITE16(reg, val) writel(val, dev_priv->regs + (reg))
-#define I915_READ8(reg) readb(dev_priv->regs + (reg))
-#define I915_WRITE8(reg, val) writeb(val, dev_priv->regs + (reg))
-#define I915_WRITE64(reg, val) writeq(val, dev_priv->regs + (reg))
-#define I915_READ64(reg) readq(dev_priv->regs + (reg))
-#define POSTING_READ(reg) (void)I915_READ(reg)
-#define POSTING_READ16(reg) (void)I915_READ16(reg)
+#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_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 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
+ * returned.
+ */
+static inline u32 i915_safe_read(struct drm_i915_private *dev_priv, u32 reg)
+{
+ if (IS_GEN6(dev_priv->dev)) {
+ I915_WRITE_NOTRACE(FORCEWAKE, 1);
+ POSTING_READ(FORCEWAKE);
+ /* XXX How long do we really need to wait here?
+ * Will different registers/engines require different periods?
+ */
+ udelay(100);
+ }
+ return I915_READ(reg);
+}
+
+static inline void
+i915_write(struct drm_i915_private *dev_priv, u32 reg, u64 val, int len)
+{
+ /* Trace down the write operation before the real write */
+ trace_i915_reg_rw('W', reg, val, len);
+ switch (len) {
+ case 8:
+ writeq(val, dev_priv->regs + reg);
+ break;
+ case 4:
+ writel(val, dev_priv->regs + reg);
+ break;
+ case 2:
+ writew(val, dev_priv->regs + reg);
+ break;
+ case 1:
+ writeb(val, dev_priv->regs + reg);
+ break;
+ }
+}
#define BEGIN_LP_RING(n) \
intel_ring_begin(&dev_priv->render_ring, (n))
#define I915_GEM_HWS_INDEX 0x20
#define I915_BREADCRUMB_INDEX 0x21
-#define INTEL_INFO(dev) (((struct drm_i915_private *) (dev)->dev_private)->info)
-
-#define IS_I830(dev) ((dev)->pci_device == 0x3577)
-#define IS_845G(dev) ((dev)->pci_device == 0x2562)
-#define IS_I85X(dev) (INTEL_INFO(dev)->is_i85x)
-#define IS_I865G(dev) ((dev)->pci_device == 0x2572)
-#define IS_I915G(dev) (INTEL_INFO(dev)->is_i915g)
-#define IS_I915GM(dev) ((dev)->pci_device == 0x2592)
-#define IS_I945G(dev) ((dev)->pci_device == 0x2772)
-#define IS_I945GM(dev) (INTEL_INFO(dev)->is_i945gm)
-#define IS_BROADWATER(dev) (INTEL_INFO(dev)->is_broadwater)
-#define IS_CRESTLINE(dev) (INTEL_INFO(dev)->is_crestline)
-#define IS_GM45(dev) ((dev)->pci_device == 0x2A42)
-#define IS_G4X(dev) (INTEL_INFO(dev)->is_g4x)
-#define IS_PINEVIEW_G(dev) ((dev)->pci_device == 0xa001)
-#define IS_PINEVIEW_M(dev) ((dev)->pci_device == 0xa011)
-#define IS_PINEVIEW(dev) (INTEL_INFO(dev)->is_pineview)
-#define IS_G33(dev) (INTEL_INFO(dev)->is_g33)
-#define IS_IRONLAKE_D(dev) ((dev)->pci_device == 0x0042)
-#define IS_IRONLAKE_M(dev) ((dev)->pci_device == 0x0046)
-#define IS_MOBILE(dev) (INTEL_INFO(dev)->is_mobile)
-
-#define IS_GEN2(dev) (INTEL_INFO(dev)->gen == 2)
-#define IS_GEN3(dev) (INTEL_INFO(dev)->gen == 3)
-#define IS_GEN4(dev) (INTEL_INFO(dev)->gen == 4)
-#define IS_GEN5(dev) (INTEL_INFO(dev)->gen == 5)
-#define IS_GEN6(dev) (INTEL_INFO(dev)->gen == 6)
-
-#define HAS_BSD(dev) (INTEL_INFO(dev)->has_bsd_ring)
-#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 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
- * rows, which changed the alignment requirements and fence programming.
- */
-#define HAS_128_BYTE_Y_TILING(dev) (!IS_GEN2(dev) && !(IS_I915G(dev) || \
- IS_I915GM(dev)))
-#define SUPPORTS_DIGITAL_OUTPUTS(dev) (!IS_GEN2(dev) && !IS_PINEVIEW(dev))
-#define SUPPORTS_INTEGRATED_HDMI(dev) (IS_G4X(dev) || IS_GEN5(dev))
-#define SUPPORTS_INTEGRATED_DP(dev) (IS_G4X(dev) || IS_GEN5(dev))
-#define SUPPORTS_EDP(dev) (IS_IRONLAKE_M(dev))
-#define SUPPORTS_TV(dev) (INTEL_INFO(dev)->supports_tv)
-#define I915_HAS_HOTPLUG(dev) (INTEL_INFO(dev)->has_hotplug)
-/* dsparb controlled by hw only */
-#define DSPARB_HWCONTROL(dev) (IS_G4X(dev) || IS_IRONLAKE(dev))
-
-#define HAS_FW_BLC(dev) (INTEL_INFO(dev)->gen > 2)
-#define HAS_PIPE_CXSR(dev) (INTEL_INFO(dev)->has_pipe_cxsr)
-#define I915_HAS_FBC(dev) (INTEL_INFO(dev)->has_fbc)
-#define I915_HAS_RC6(dev) (INTEL_INFO(dev)->has_rc6)
-
-#define HAS_PCH_SPLIT(dev) (IS_GEN5(dev) || IS_GEN6(dev))
-#define HAS_PIPE_CONTROL(dev) (IS_GEN5(dev) || IS_GEN6(dev))
-
-#define INTEL_PCH_TYPE(dev) (((struct drm_i915_private *)(dev)->dev_private)->pch_type)
-#define HAS_PCH_CPT(dev) (INTEL_PCH_TYPE(dev) == PCH_CPT)
-#define HAS_PCH_IBX(dev) (INTEL_PCH_TYPE(dev) == PCH_IBX)
-
-#define PRIMARY_RINGBUFFER_SIZE (128*1024)
-
#endif
projects / mv-sheeva.git / blobdiff