#include <drm/drm_cache.h>
#include <drm/drm_util.h>
#include <drm/drm_dsc.h>
+#include <drm/drm_atomic.h>
#include <drm/drm_connector.h>
#include <drm/i915_mei_hdcp_interface.h>
#include "i915_reg.h"
#include "i915_utils.h"
+#include "gt/intel_lrc.h"
+#include "gt/intel_engine.h"
+#include "gt/intel_workarounds.h"
+
#include "intel_bios.h"
#include "intel_device_info.h"
#include "intel_display.h"
#include "intel_dpll_mgr.h"
#include "intel_frontbuffer.h"
-#include "intel_lrc.h"
#include "intel_opregion.h"
-#include "intel_ringbuffer.h"
+#include "intel_runtime_pm.h"
#include "intel_uc.h"
#include "intel_uncore.h"
+#include "intel_wakeref.h"
#include "intel_wopcm.h"
-#include "intel_workarounds.h"
#include "i915_gem.h"
#include "i915_gem_context.h"
#include "i915_gem_fence_reg.h"
-#include "i915_gem_object.h"
#include "i915_gem_gtt.h"
#include "i915_gpu_error.h"
#include "i915_request.h"
#define DRIVER_NAME "i915"
#define DRIVER_DESC "Intel Graphics"
-#define DRIVER_DATE "20190417"
-#define DRIVER_TIMESTAMP 1555492067
+#define DRIVER_DATE "20190524"
+#define DRIVER_TIMESTAMP 1558719322
/* Use I915_STATE_WARN(x) and I915_STATE_WARN_ON() (rather than WARN() and
* WARN_ON()) for hw state sanity checks to check for unexpected conditions
__i915_printk(i915, i915_error_injected() ? KERN_DEBUG : KERN_ERR, \
fmt, ##__VA_ARGS__)
-typedef depot_stack_handle_t intel_wakeref_t;
+struct drm_i915_gem_object;
enum hpd_pin {
HPD_NONE = 0,
void (*load_luts)(const struct intel_crtc_state *crtc_state);
};
-#define CSR_VERSION(major, minor) ((major) << 16 | (minor))
-#define CSR_VERSION_MAJOR(version) ((version) >> 16)
-#define CSR_VERSION_MINOR(version) ((version) & 0xffff)
-
struct intel_csr {
struct work_struct work;
const char *fw_path;
PCH_IBX, /* Ibexpeak PCH */
PCH_CPT, /* Cougarpoint/Pantherpoint PCH */
PCH_LPT, /* Lynxpoint/Wildcatpoint PCH */
- PCH_SPT, /* Sunrisepoint PCH */
- PCH_KBP, /* Kaby Lake PCH */
+ PCH_SPT, /* Sunrisepoint/Kaby Lake PCH */
PCH_CNP, /* Cannon/Comet Lake PCH */
PCH_ICP, /* Ice Lake PCH */
};
-enum intel_sbi_destination {
- SBI_ICLK,
- SBI_MPHY,
-};
-
#define QUIRK_LVDS_SSC_DISABLE (1<<1)
#define QUIRK_INVERT_BRIGHTNESS (1<<2)
#define QUIRK_BACKLIGHT_PRESENT (1<<3)
};
struct intel_rps {
+ struct mutex lock; /* protects enabling and the worker */
+
/*
* work, interrupts_enabled and pm_iir are protected by
* dev_priv->irq_lock
struct mutex lock;
int domain_use_count[POWER_DOMAIN_NUM];
+
+ struct delayed_work async_put_work;
+ intel_wakeref_t async_put_wakeref;
+ u64 async_put_domains[2];
+
struct i915_power_well *power_wells;
};
*/
struct list_head userfault_list;
+ /* Manual runtime pm autosuspend delay for user GGTT mmaps */
+ struct intel_wakeref_auto userfault_wakeref;
+
/**
* List of objects which are pending destruction.
*/
/* Sideband mailbox protection */
struct mutex sb_lock;
+ struct pm_qos_request sb_qos;
/** Cached value of IMR to avoid reads in updating the bitfield */
union {
*/
u32 edram_size_mb;
- /*
- * Protects RPS/RC6 register access and PCU communication.
- * Must be taken after struct_mutex if nested. Note that
- * this lock may be held for long periods of time when
- * talking to hw - so only take it when talking to hw!
- */
- struct mutex pcu_lock;
-
/* gen6+ GT PM state */
struct intel_gen6_power_mgmt gt_pm;
} type;
} dram_info;
+ struct intel_bw_info {
+ int num_planes;
+ int deratedbw[3];
+ } max_bw[6];
+
+ struct drm_private_obj bw_obj;
+
struct i915_runtime_pm runtime_pm;
struct {
/* Abstract the submission mechanism (legacy ringbuffer or execlists) away */
struct {
- void (*cleanup_engine)(struct intel_engine_cs *engine);
-
struct i915_gt_timelines {
struct mutex mutex; /* protects list, tainted by GPU */
struct list_head active_list;
struct list_head hwsp_free_list;
} timelines;
- intel_engine_mask_t active_engines;
struct list_head active_rings;
struct list_head closed_vma;
- u32 active_requests;
+
+ struct intel_wakeref wakeref;
/**
* Is the GPU currently considered idle, or busy executing
*/
intel_wakeref_t awake;
+ struct blocking_notifier_head pm_notifications;
+
+ ktime_t last_init_time;
+
+ struct i915_vma *scratch;
+ } gt;
+
+ struct {
+ struct notifier_block pm_notifier;
+
/**
* We leave the user IRQ off as much as possible,
* but this means that requests will finish and never
* arrive within a small period of time, we fire
* off the idle_work.
*/
- struct delayed_work idle_work;
-
- ktime_t last_init_time;
-
- struct i915_vma *scratch;
- } gt;
+ struct work_struct idle_work;
+ } gem;
/* For i945gm vblank irq vs. C3 workaround */
struct {
#define HAS_RC6p(dev_priv) (INTEL_INFO(dev_priv)->has_rc6p)
#define HAS_RC6pp(dev_priv) (false) /* HW was never validated */
+#define HAS_RPS(dev_priv) (INTEL_INFO(dev_priv)->has_rps)
+
#define HAS_CSR(dev_priv) (INTEL_INFO(dev_priv)->display.has_csr)
#define HAS_RUNTIME_PM(dev_priv) (INTEL_INFO(dev_priv)->has_runtime_pm)
#define INTEL_PCH_ID(dev_priv) ((dev_priv)->pch_id)
#define HAS_PCH_ICP(dev_priv) (INTEL_PCH_TYPE(dev_priv) == PCH_ICP)
#define HAS_PCH_CNP(dev_priv) (INTEL_PCH_TYPE(dev_priv) == PCH_CNP)
-#define HAS_PCH_KBP(dev_priv) (INTEL_PCH_TYPE(dev_priv) == PCH_KBP)
#define HAS_PCH_SPT(dev_priv) (INTEL_PCH_TYPE(dev_priv) == PCH_SPT)
#define HAS_PCH_LPT(dev_priv) (INTEL_PCH_TYPE(dev_priv) == PCH_LPT)
#define HAS_PCH_LPT_LP(dev_priv) \
extern void i915_update_gfx_val(struct drm_i915_private *dev_priv);
int vlv_force_gfx_clock(struct drm_i915_private *dev_priv, bool on);
-int intel_engines_init_mmio(struct drm_i915_private *dev_priv);
-int intel_engines_init(struct drm_i915_private *dev_priv);
-
u32 intel_calculate_mcr_s_ss_select(struct drm_i915_private *dev_priv);
-/* intel_hotplug.c */
-void intel_hpd_irq_handler(struct drm_i915_private *dev_priv,
- u32 pin_mask, u32 long_mask);
-void intel_hpd_init(struct drm_i915_private *dev_priv);
-void intel_hpd_init_work(struct drm_i915_private *dev_priv);
-void intel_hpd_cancel_work(struct drm_i915_private *dev_priv);
-enum hpd_pin intel_hpd_pin_default(struct drm_i915_private *dev_priv,
- enum port port);
-bool intel_hpd_disable(struct drm_i915_private *dev_priv, enum hpd_pin pin);
-void intel_hpd_enable(struct drm_i915_private *dev_priv, enum hpd_pin pin);
-
-/* i915_irq.c */
static inline void i915_queue_hangcheck(struct drm_i915_private *dev_priv)
{
unsigned long delay;
&dev_priv->gpu_error.hangcheck_work, delay);
}
-extern void intel_irq_init(struct drm_i915_private *dev_priv);
-extern void intel_irq_fini(struct drm_i915_private *dev_priv);
-int intel_irq_install(struct drm_i915_private *dev_priv);
-void intel_irq_uninstall(struct drm_i915_private *dev_priv);
-
static inline bool intel_gvt_active(struct drm_i915_private *dev_priv)
{
return dev_priv->gvt;
return dev_priv->vgpu.active;
}
-u32 i915_pipestat_enable_mask(struct drm_i915_private *dev_priv,
- enum pipe pipe);
-void
-i915_enable_pipestat(struct drm_i915_private *dev_priv, enum pipe pipe,
- u32 status_mask);
-
-void
-i915_disable_pipestat(struct drm_i915_private *dev_priv, enum pipe pipe,
- u32 status_mask);
-
-void valleyview_enable_display_irqs(struct drm_i915_private *dev_priv);
-void valleyview_disable_display_irqs(struct drm_i915_private *dev_priv);
-void i915_hotplug_interrupt_update(struct drm_i915_private *dev_priv,
- u32 mask,
- u32 bits);
-void ilk_update_display_irq(struct drm_i915_private *dev_priv,
- u32 interrupt_mask,
- u32 enabled_irq_mask);
-static inline void
-ilk_enable_display_irq(struct drm_i915_private *dev_priv, u32 bits)
-{
- ilk_update_display_irq(dev_priv, bits, bits);
-}
-static inline void
-ilk_disable_display_irq(struct drm_i915_private *dev_priv, u32 bits)
-{
- ilk_update_display_irq(dev_priv, bits, 0);
-}
-void bdw_update_pipe_irq(struct drm_i915_private *dev_priv,
- enum pipe pipe,
- u32 interrupt_mask,
- u32 enabled_irq_mask);
-static inline void bdw_enable_pipe_irq(struct drm_i915_private *dev_priv,
- enum pipe pipe, u32 bits)
-{
- bdw_update_pipe_irq(dev_priv, pipe, bits, bits);
-}
-static inline void bdw_disable_pipe_irq(struct drm_i915_private *dev_priv,
- enum pipe pipe, u32 bits)
-{
- bdw_update_pipe_irq(dev_priv, pipe, bits, 0);
-}
-void ibx_display_interrupt_update(struct drm_i915_private *dev_priv,
- u32 interrupt_mask,
- u32 enabled_irq_mask);
-static inline void
-ibx_enable_display_interrupt(struct drm_i915_private *dev_priv, u32 bits)
-{
- ibx_display_interrupt_update(dev_priv, bits, bits);
-}
-static inline void
-ibx_disable_display_interrupt(struct drm_i915_private *dev_priv, u32 bits)
-{
- ibx_display_interrupt_update(dev_priv, bits, 0);
-}
-
/* i915_gem.c */
-int i915_gem_create_ioctl(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
-int i915_gem_pread_ioctl(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
-int i915_gem_pwrite_ioctl(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
-int i915_gem_mmap_ioctl(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
-int i915_gem_mmap_gtt_ioctl(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
-int i915_gem_set_domain_ioctl(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
-int i915_gem_sw_finish_ioctl(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
-int i915_gem_execbuffer_ioctl(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
-int i915_gem_execbuffer2_ioctl(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
-int i915_gem_busy_ioctl(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
-int i915_gem_get_caching_ioctl(struct drm_device *dev, void *data,
- struct drm_file *file);
-int i915_gem_set_caching_ioctl(struct drm_device *dev, void *data,
- struct drm_file *file);
-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_set_tiling_ioctl(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
-int i915_gem_get_tiling_ioctl(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
int i915_gem_init_userptr(struct drm_i915_private *dev_priv);
void i915_gem_cleanup_userptr(struct drm_i915_private *dev_priv);
-int i915_gem_userptr_ioctl(struct drm_device *dev, void *data,
- struct drm_file *file);
-int i915_gem_get_aperture_ioctl(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
-int i915_gem_wait_ioctl(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
void i915_gem_sanitize(struct drm_i915_private *i915);
int i915_gem_init_early(struct drm_i915_private *dev_priv);
void i915_gem_cleanup_early(struct drm_i915_private *dev_priv);
int i915_gem_freeze(struct drm_i915_private *dev_priv);
int i915_gem_freeze_late(struct drm_i915_private *dev_priv);
-void i915_gem_object_init(struct drm_i915_gem_object *obj,
- const struct drm_i915_gem_object_ops *ops);
-struct drm_i915_gem_object *
-i915_gem_object_create(struct drm_i915_private *dev_priv, u64 size);
-struct drm_i915_gem_object *
-i915_gem_object_create_from_data(struct drm_i915_private *dev_priv,
- const void *data, size_t size);
-void i915_gem_close_object(struct drm_gem_object *gem, struct drm_file *file);
-void i915_gem_free_object(struct drm_gem_object *obj);
-
static inline void i915_gem_drain_freed_objects(struct drm_i915_private *i915)
{
if (!atomic_read(&i915->mm.free_count))
* grace period so that we catch work queued via RCU from the first
* pass. As neither drain_workqueue() nor flush_workqueue() report
* a result, we make an assumption that we only don't require more
- * than 2 passes to catch all recursive RCU delayed work.
+ * than 3 passes to catch all _recursive_ RCU delayed work.
*
*/
- int pass = 2;
+ int pass = 3;
do {
rcu_barrier();
i915_gem_drain_freed_objects(i915);
- drain_workqueue(i915->wq);
} while (--pass);
+ drain_workqueue(i915->wq);
}
struct i915_vma * __must_check
u64 flags);
int i915_gem_object_unbind(struct drm_i915_gem_object *obj);
-void i915_gem_release_mmap(struct drm_i915_gem_object *obj);
void i915_gem_runtime_suspend(struct drm_i915_private *dev_priv);
return sg->length >> PAGE_SHIFT;
}
-struct scatterlist *
-i915_gem_object_get_sg(struct drm_i915_gem_object *obj,
- unsigned int n, unsigned int *offset);
-
-struct page *
-i915_gem_object_get_page(struct drm_i915_gem_object *obj,
- unsigned int n);
-
-struct page *
-i915_gem_object_get_dirty_page(struct drm_i915_gem_object *obj,
- unsigned int n);
-
-dma_addr_t
-i915_gem_object_get_dma_address(struct drm_i915_gem_object *obj,
- unsigned long n);
-
-void __i915_gem_object_set_pages(struct drm_i915_gem_object *obj,
- struct sg_table *pages,
- unsigned int sg_page_sizes);
-int __i915_gem_object_get_pages(struct drm_i915_gem_object *obj);
-
-static inline int __must_check
-i915_gem_object_pin_pages(struct drm_i915_gem_object *obj)
-{
- might_lock(&obj->mm.lock);
-
- if (atomic_inc_not_zero(&obj->mm.pages_pin_count))
- return 0;
-
- return __i915_gem_object_get_pages(obj);
-}
-
-static inline bool
-i915_gem_object_has_pages(struct drm_i915_gem_object *obj)
-{
- return !IS_ERR_OR_NULL(READ_ONCE(obj->mm.pages));
-}
-
-static inline void
-__i915_gem_object_pin_pages(struct drm_i915_gem_object *obj)
-{
- GEM_BUG_ON(!i915_gem_object_has_pages(obj));
-
- atomic_inc(&obj->mm.pages_pin_count);
-}
-
-static inline bool
-i915_gem_object_has_pinned_pages(struct drm_i915_gem_object *obj)
-{
- return atomic_read(&obj->mm.pages_pin_count);
-}
-
-static inline void
-__i915_gem_object_unpin_pages(struct drm_i915_gem_object *obj)
-{
- GEM_BUG_ON(!i915_gem_object_has_pages(obj));
- GEM_BUG_ON(!i915_gem_object_has_pinned_pages(obj));
-
- atomic_dec(&obj->mm.pages_pin_count);
-}
-
-static inline void
-i915_gem_object_unpin_pages(struct drm_i915_gem_object *obj)
-{
- __i915_gem_object_unpin_pages(obj);
-}
-
-enum i915_mm_subclass { /* lockdep subclass for obj->mm.lock/struct_mutex */
- I915_MM_NORMAL = 0,
- I915_MM_SHRINKER /* called "recursively" from direct-reclaim-esque */
-};
-
-int __i915_gem_object_put_pages(struct drm_i915_gem_object *obj,
- enum i915_mm_subclass subclass);
-void __i915_gem_object_invalidate(struct drm_i915_gem_object *obj);
-
-enum i915_map_type {
- I915_MAP_WB = 0,
- I915_MAP_WC,
-#define I915_MAP_OVERRIDE BIT(31)
- I915_MAP_FORCE_WB = I915_MAP_WB | I915_MAP_OVERRIDE,
- I915_MAP_FORCE_WC = I915_MAP_WC | I915_MAP_OVERRIDE,
-};
-
-static inline enum i915_map_type
-i915_coherent_map_type(struct drm_i915_private *i915)
-{
- return HAS_LLC(i915) ? I915_MAP_WB : I915_MAP_WC;
-}
-
-/**
- * i915_gem_object_pin_map - return a contiguous mapping of the entire object
- * @obj: the object to map into kernel address space
- * @type: the type of mapping, used to select pgprot_t
- *
- * Calls i915_gem_object_pin_pages() to prevent reaping of the object's
- * pages and then returns a contiguous mapping of the backing storage into
- * the kernel address space. Based on the @type of mapping, the PTE will be
- * set to either WriteBack or WriteCombine (via pgprot_t).
- *
- * The caller is responsible for calling i915_gem_object_unpin_map() when the
- * mapping is no longer required.
- *
- * Returns the pointer through which to access the mapped object, or an
- * ERR_PTR() on error.
- */
-void *__must_check i915_gem_object_pin_map(struct drm_i915_gem_object *obj,
- enum i915_map_type type);
-
-void __i915_gem_object_flush_map(struct drm_i915_gem_object *obj,
- unsigned long offset,
- unsigned long size);
-static inline void i915_gem_object_flush_map(struct drm_i915_gem_object *obj)
-{
- __i915_gem_object_flush_map(obj, 0, obj->base.size);
-}
-
-/**
- * i915_gem_object_unpin_map - releases an earlier mapping
- * @obj: the object to unmap
- *
- * After pinning the object and mapping its pages, once you are finished
- * with your access, call i915_gem_object_unpin_map() to release the pin
- * upon the mapping. Once the pin count reaches zero, that mapping may be
- * removed.
- */
-static inline void i915_gem_object_unpin_map(struct drm_i915_gem_object *obj)
-{
- i915_gem_object_unpin_pages(obj);
-}
-
int i915_gem_obj_prepare_shmem_read(struct drm_i915_gem_object *obj,
unsigned int *needs_clflush);
int i915_gem_obj_prepare_shmem_write(struct drm_i915_gem_object *obj,
int __must_check i915_gem_init_hw(struct drm_i915_private *dev_priv);
void i915_gem_init_swizzling(struct drm_i915_private *dev_priv);
void i915_gem_fini(struct drm_i915_private *dev_priv);
-void i915_gem_cleanup_engines(struct drm_i915_private *dev_priv);
int i915_gem_wait_for_idle(struct drm_i915_private *dev_priv,
unsigned int flags, long timeout);
void i915_gem_suspend(struct drm_i915_private *dev_priv);
const struct i915_ggtt_view *view,
unsigned int flags);
void i915_gem_object_unpin_from_display_plane(struct i915_vma *vma);
-int i915_gem_object_attach_phys(struct drm_i915_gem_object *obj,
- int align);
int i915_gem_open(struct drm_i915_private *i915, struct drm_file *file);
void i915_gem_release(struct drm_device *dev, struct drm_file *file);
unsigned long target,
unsigned long *nr_scanned,
unsigned flags);
-#define I915_SHRINK_PURGEABLE 0x1
-#define I915_SHRINK_UNBOUND 0x2
-#define I915_SHRINK_BOUND 0x4
-#define I915_SHRINK_ACTIVE 0x8
-#define I915_SHRINK_VMAPS 0x10
+#define I915_SHRINK_PURGEABLE BIT(0)
+#define I915_SHRINK_UNBOUND BIT(1)
+#define I915_SHRINK_BOUND BIT(2)
+#define I915_SHRINK_ACTIVE BIT(3)
+#define I915_SHRINK_VMAPS BIT(4)
+#define I915_SHRINK_WRITEBACK BIT(5)
unsigned long i915_gem_shrink_all(struct drm_i915_private *i915);
void i915_gem_shrinker_register(struct drm_i915_private *i915);
void i915_gem_shrinker_unregister(struct drm_i915_private *i915);
u32 i915_gem_fence_alignment(struct drm_i915_private *dev_priv, u32 size,
unsigned int tiling, unsigned int stride);
-/* i915_debugfs.c */
-#ifdef CONFIG_DEBUG_FS
-int i915_debugfs_register(struct drm_i915_private *dev_priv);
-int i915_debugfs_connector_add(struct drm_connector *connector);
-void intel_display_crc_init(struct drm_i915_private *dev_priv);
-#else
-static inline int i915_debugfs_register(struct drm_i915_private *dev_priv) {return 0;}
-static inline int i915_debugfs_connector_add(struct drm_connector *connector)
-{ return 0; }
-static inline void intel_display_crc_init(struct drm_i915_private *dev_priv) {}
-#endif
-
const char *i915_cache_level_str(struct drm_i915_private *i915, int type);
/* i915_cmd_parser.c */
void i915_setup_sysfs(struct drm_i915_private *dev_priv);
void i915_teardown_sysfs(struct drm_i915_private *dev_priv);
-/* intel_lpe_audio.c */
-int intel_lpe_audio_init(struct drm_i915_private *dev_priv);
-void intel_lpe_audio_teardown(struct drm_i915_private *dev_priv);
-void intel_lpe_audio_irq_handler(struct drm_i915_private *dev_priv);
-void intel_lpe_audio_notify(struct drm_i915_private *dev_priv,
- enum pipe pipe, enum port port,
- const void *eld, int ls_clock, bool dp_output);
-
-/* intel_i2c.c */
-extern int intel_setup_gmbus(struct drm_i915_private *dev_priv);
-extern void intel_teardown_gmbus(struct drm_i915_private *dev_priv);
-extern bool intel_gmbus_is_valid_pin(struct drm_i915_private *dev_priv,
- unsigned int pin);
-extern int intel_gmbus_output_aksv(struct i2c_adapter *adapter);
-
-extern struct i2c_adapter *
-intel_gmbus_get_adapter(struct drm_i915_private *dev_priv, unsigned int pin);
-extern void intel_gmbus_set_speed(struct i2c_adapter *adapter, int speed);
-extern void intel_gmbus_force_bit(struct i2c_adapter *adapter, bool force_bit);
-static inline bool intel_gmbus_is_forced_bit(struct i2c_adapter *adapter)
-{
- return container_of(adapter, struct intel_gmbus, adapter)->force_bit;
-}
-extern void intel_i2c_reset(struct drm_i915_private *dev_priv);
-
-/* intel_bios.c */
-void intel_bios_init(struct drm_i915_private *dev_priv);
-void intel_bios_cleanup(struct drm_i915_private *dev_priv);
-bool intel_bios_is_valid_vbt(const void *buf, size_t size);
-bool intel_bios_is_tv_present(struct drm_i915_private *dev_priv);
-bool intel_bios_is_lvds_present(struct drm_i915_private *dev_priv, u8 *i2c_pin);
-bool intel_bios_is_port_present(struct drm_i915_private *dev_priv, enum port port);
-bool intel_bios_is_port_edp(struct drm_i915_private *dev_priv, enum port port);
-bool intel_bios_is_port_dp_dual_mode(struct drm_i915_private *dev_priv, enum port port);
-bool intel_bios_is_dsi_present(struct drm_i915_private *dev_priv, enum port *port);
-bool intel_bios_is_port_hpd_inverted(struct drm_i915_private *dev_priv,
- enum port port);
-bool intel_bios_is_lspcon_present(struct drm_i915_private *dev_priv,
- enum port port);
-enum aux_ch intel_bios_port_aux_ch(struct drm_i915_private *dev_priv, enum port port);
-
-/* intel_acpi.c */
-#ifdef CONFIG_ACPI
-extern void intel_register_dsm_handler(void);
-extern void intel_unregister_dsm_handler(void);
-#else
-static inline void intel_register_dsm_handler(void) { return; }
-static inline void intel_unregister_dsm_handler(void) { return; }
-#endif /* CONFIG_ACPI */
-
/* intel_device_info.c */
static inline struct intel_device_info *
mkwrite_device_info(struct drm_i915_private *dev_priv)
return (struct intel_device_info *)INTEL_INFO(dev_priv);
}
-static inline struct intel_sseu
-intel_device_default_sseu(struct drm_i915_private *i915)
-{
- const struct sseu_dev_info *sseu = &RUNTIME_INFO(i915)->sseu;
- struct intel_sseu value = {
- .slice_mask = sseu->slice_mask,
- .subslice_mask = sseu->subslice_mask[0],
- .min_eus_per_subslice = sseu->max_eus_per_subslice,
- .max_eus_per_subslice = sseu->max_eus_per_subslice,
- };
-
- return value;
-}
-
/* modesetting */
extern void intel_modeset_init_hw(struct drm_device *dev);
extern int intel_modeset_init(struct drm_device *dev);
bool interactive);
extern bool intel_set_memory_cxsr(struct drm_i915_private *dev_priv,
bool enable);
-void intel_dsc_enable(struct intel_encoder *encoder,
- const struct intel_crtc_state *crtc_state);
-void intel_dsc_disable(const struct intel_crtc_state *crtc_state);
int i915_reg_read_ioctl(struct drm_device *dev, void *data,
struct drm_file *file);
-/* overlay */
-extern struct intel_overlay_error_state *
-intel_overlay_capture_error_state(struct drm_i915_private *dev_priv);
-extern void intel_overlay_print_error_state(struct drm_i915_error_state_buf *e,
- struct intel_overlay_error_state *error);
-
extern struct intel_display_error_state *
intel_display_capture_error_state(struct drm_i915_private *dev_priv);
extern void intel_display_print_error_state(struct drm_i915_error_state_buf *e,
struct intel_display_error_state *error);
-int sandybridge_pcode_read(struct drm_i915_private *dev_priv, u32 mbox, u32 *val);
-int sandybridge_pcode_write_timeout(struct drm_i915_private *dev_priv, u32 mbox,
- u32 val, int fast_timeout_us,
- int slow_timeout_ms);
-#define sandybridge_pcode_write(dev_priv, mbox, val) \
- sandybridge_pcode_write_timeout(dev_priv, mbox, val, 500, 0)
-
-int skl_pcode_request(struct drm_i915_private *dev_priv, u32 mbox, u32 request,
- u32 reply_mask, u32 reply, int timeout_base_ms);
-
-/* intel_sideband.c */
-u32 vlv_punit_read(struct drm_i915_private *dev_priv, u32 addr);
-int vlv_punit_write(struct drm_i915_private *dev_priv, u32 addr, u32 val);
-u32 vlv_nc_read(struct drm_i915_private *dev_priv, u8 addr);
-u32 vlv_iosf_sb_read(struct drm_i915_private *dev_priv, u8 port, u32 reg);
-void vlv_iosf_sb_write(struct drm_i915_private *dev_priv, u8 port, u32 reg, u32 val);
-u32 vlv_cck_read(struct drm_i915_private *dev_priv, u32 reg);
-void vlv_cck_write(struct drm_i915_private *dev_priv, u32 reg, u32 val);
-u32 vlv_ccu_read(struct drm_i915_private *dev_priv, u32 reg);
-void vlv_ccu_write(struct drm_i915_private *dev_priv, u32 reg, u32 val);
-u32 vlv_bunit_read(struct drm_i915_private *dev_priv, u32 reg);
-void vlv_bunit_write(struct drm_i915_private *dev_priv, u32 reg, u32 val);
-u32 vlv_dpio_read(struct drm_i915_private *dev_priv, enum pipe pipe, int reg);
-void vlv_dpio_write(struct drm_i915_private *dev_priv, enum pipe pipe, int reg, u32 val);
-u32 intel_sbi_read(struct drm_i915_private *dev_priv, u16 reg,
- enum intel_sbi_destination destination);
-void intel_sbi_write(struct drm_i915_private *dev_priv, u16 reg, u32 value,
- enum intel_sbi_destination destination);
-u32 vlv_flisdsi_read(struct drm_i915_private *dev_priv, u32 reg);
-void vlv_flisdsi_write(struct drm_i915_private *dev_priv, u32 reg, u32 val);
-
-/* intel_dpio_phy.c */
-void bxt_port_to_phy_channel(struct drm_i915_private *dev_priv, enum port port,
- enum dpio_phy *phy, enum dpio_channel *ch);
-void bxt_ddi_phy_set_signal_level(struct drm_i915_private *dev_priv,
- enum port port, u32 margin, u32 scale,
- u32 enable, u32 deemphasis);
-void bxt_ddi_phy_init(struct drm_i915_private *dev_priv, enum dpio_phy phy);
-void bxt_ddi_phy_uninit(struct drm_i915_private *dev_priv, enum dpio_phy phy);
-bool bxt_ddi_phy_is_enabled(struct drm_i915_private *dev_priv,
- enum dpio_phy phy);
-bool bxt_ddi_phy_verify_state(struct drm_i915_private *dev_priv,
- enum dpio_phy phy);
-u8 bxt_ddi_phy_calc_lane_lat_optim_mask(u8 lane_count);
-void bxt_ddi_phy_set_lane_optim_mask(struct intel_encoder *encoder,
- u8 lane_lat_optim_mask);
-u8 bxt_ddi_phy_get_lane_lat_optim_mask(struct intel_encoder *encoder);
-
-void chv_set_phy_signal_level(struct intel_encoder *encoder,
- u32 deemph_reg_value, u32 margin_reg_value,
- bool uniq_trans_scale);
-void chv_data_lane_soft_reset(struct intel_encoder *encoder,
- const struct intel_crtc_state *crtc_state,
- bool reset);
-void chv_phy_pre_pll_enable(struct intel_encoder *encoder,
- const struct intel_crtc_state *crtc_state);
-void chv_phy_pre_encoder_enable(struct intel_encoder *encoder,
- const struct intel_crtc_state *crtc_state);
-void chv_phy_release_cl2_override(struct intel_encoder *encoder);
-void chv_phy_post_pll_disable(struct intel_encoder *encoder,
- const struct intel_crtc_state *old_crtc_state);
-
-void vlv_set_phy_signal_level(struct intel_encoder *encoder,
- u32 demph_reg_value, u32 preemph_reg_value,
- u32 uniqtranscale_reg_value, u32 tx3_demph);
-void vlv_phy_pre_pll_enable(struct intel_encoder *encoder,
- const struct intel_crtc_state *crtc_state);
-void vlv_phy_pre_encoder_enable(struct intel_encoder *encoder,
- const struct intel_crtc_state *crtc_state);
-void vlv_phy_reset_lanes(struct intel_encoder *encoder,
- const struct intel_crtc_state *old_crtc_state);
-
-/* intel_combo_phy.c */
-void icl_combo_phys_init(struct drm_i915_private *dev_priv);
-void icl_combo_phys_uninit(struct drm_i915_private *dev_priv);
-void cnl_combo_phys_init(struct drm_i915_private *dev_priv);
-void cnl_combo_phys_uninit(struct drm_i915_private *dev_priv);
-
-int intel_gpu_freq(struct drm_i915_private *dev_priv, int val);
-int intel_freq_opcode(struct drm_i915_private *dev_priv, int val);
-u64 intel_rc6_residency_ns(struct drm_i915_private *dev_priv,
- const i915_reg_t reg);
-
-u32 intel_get_cagf(struct drm_i915_private *dev_priv, u32 rpstat1);
-
-static inline u64 intel_rc6_residency_us(struct drm_i915_private *dev_priv,
- const i915_reg_t reg)
-{
- return DIV_ROUND_UP_ULL(intel_rc6_residency_ns(dev_priv, reg), 1000);
-}
-
#define __I915_REG_OP(op__, dev_priv__, ...) \
intel_uncore_##op__(&(dev_priv__)->uncore, __VA_ARGS__)
#define INTEL_BROADCAST_RGB_FULL 1
#define INTEL_BROADCAST_RGB_LIMITED 2
-static inline i915_reg_t i915_vgacntrl_reg(struct drm_i915_private *dev_priv)
-{
- if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv))
- return VLV_VGACNTRL;
- else if (INTEL_GEN(dev_priv) >= 5)
- return CPU_VGACNTRL;
- else
- return VGACNTRL;
-}
-
-static inline unsigned long msecs_to_jiffies_timeout(const unsigned int m)
-{
- unsigned long j = msecs_to_jiffies(m);
-
- return min_t(unsigned long, MAX_JIFFY_OFFSET, j + 1);
-}
-
-static inline unsigned long nsecs_to_jiffies_timeout(const u64 n)
-{
- /* nsecs_to_jiffies64() does not guard against overflow */
- if (NSEC_PER_SEC % HZ &&
- div_u64(n, NSEC_PER_SEC) >= MAX_JIFFY_OFFSET / HZ)
- return MAX_JIFFY_OFFSET;
-
- return min_t(u64, MAX_JIFFY_OFFSET, nsecs_to_jiffies64(n) + 1);
-}
-
-/*
- * If you need to wait X milliseconds between events A and B, but event B
- * doesn't happen exactly after event A, you record the timestamp (jiffies) of
- * when event A happened, then just before event B you call this function and
- * pass the timestamp as the first argument, and X as the second argument.
- */
-static inline void
-wait_remaining_ms_from_jiffies(unsigned long timestamp_jiffies, int to_wait_ms)
-{
- unsigned long target_jiffies, tmp_jiffies, remaining_jiffies;
-
- /*
- * Don't re-read the value of "jiffies" every time since it may change
- * behind our back and break the math.
- */
- tmp_jiffies = jiffies;
- target_jiffies = timestamp_jiffies +
- msecs_to_jiffies_timeout(to_wait_ms);
-
- if (time_after(target_jiffies, tmp_jiffies)) {
- remaining_jiffies = target_jiffies - tmp_jiffies;
- while (remaining_jiffies)
- remaining_jiffies =
- schedule_timeout_uninterruptible(remaining_jiffies);
- }
-}
-
void i915_memcpy_init_early(struct drm_i915_private *dev_priv);
bool i915_memcpy_from_wc(void *dst, const void *src, unsigned long len);
return i915_ggtt_offset(i915->gt.scratch);
}
+static inline enum i915_map_type
+i915_coherent_map_type(struct drm_i915_private *i915)
+{
+ return HAS_LLC(i915) ? I915_MAP_WB : I915_MAP_WC;
+}
+
+static inline void add_taint_for_CI(unsigned int taint)
+{
+ /*
+ * The system is "ok", just about surviving for the user, but
+ * CI results are now unreliable as the HW is very suspect.
+ * CI checks the taint state after every test and will reboot
+ * the machine if the kernel is tainted.
+ */
+ add_taint(taint, LOCKDEP_STILL_OK);
+}
+
#endif
git.samba.org / sfrench / cifs-2.6.git / blobdiff