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Diffstat (limited to 'drivers/gpu/drm/radeon/radeon.h')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon.h | 1867 |
1 files changed, 1867 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h new file mode 100644 index 00000000..138b9521 --- /dev/null +++ b/drivers/gpu/drm/radeon/radeon.h @@ -0,0 +1,1867 @@ +/* + * Copyright 2008 Advanced Micro Devices, Inc. + * Copyright 2008 Red Hat Inc. + * Copyright 2009 Jerome Glisse. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Dave Airlie + * Alex Deucher + * Jerome Glisse + */ +#ifndef __RADEON_H__ +#define __RADEON_H__ + +/* TODO: Here are things that needs to be done : + * - surface allocator & initializer : (bit like scratch reg) should + * initialize HDP_ stuff on RS600, R600, R700 hw, well anythings + * related to surface + * - WB : write back stuff (do it bit like scratch reg things) + * - Vblank : look at Jesse's rework and what we should do + * - r600/r700: gart & cp + * - cs : clean cs ioctl use bitmap & things like that. + * - power management stuff + * - Barrier in gart code + * - Unmappabled vram ? + * - TESTING, TESTING, TESTING + */ + +/* Initialization path: + * We expect that acceleration initialization might fail for various + * reasons even thought we work hard to make it works on most + * configurations. In order to still have a working userspace in such + * situation the init path must succeed up to the memory controller + * initialization point. Failure before this point are considered as + * fatal error. Here is the init callchain : + * radeon_device_init perform common structure, mutex initialization + * asic_init setup the GPU memory layout and perform all + * one time initialization (failure in this + * function are considered fatal) + * asic_startup setup the GPU acceleration, in order to + * follow guideline the first thing this + * function should do is setting the GPU + * memory controller (only MC setup failure + * are considered as fatal) + */ + +#include <linux/atomic.h> +#include <linux/wait.h> +#include <linux/list.h> +#include <linux/kref.h> + +#include <ttm/ttm_bo_api.h> +#include <ttm/ttm_bo_driver.h> +#include <ttm/ttm_placement.h> +#include <ttm/ttm_module.h> +#include <ttm/ttm_execbuf_util.h> + +#include "radeon_family.h" +#include "radeon_mode.h" +#include "radeon_reg.h" + +/* + * Modules parameters. + */ +extern int radeon_no_wb; +extern int radeon_modeset; +extern int radeon_dynclks; +extern int radeon_r4xx_atom; +extern int radeon_agpmode; +extern int radeon_vram_limit; +extern int radeon_gart_size; +extern int radeon_benchmarking; +extern int radeon_testing; +extern int radeon_connector_table; +extern int radeon_tv; +extern int radeon_audio; +extern int radeon_disp_priority; +extern int radeon_hw_i2c; +extern int radeon_pcie_gen2; +extern int radeon_msi; + +/* + * Copy from radeon_drv.h so we don't have to include both and have conflicting + * symbol; + */ +#define RADEON_MAX_USEC_TIMEOUT 100000 /* 100 ms */ +#define RADEON_FENCE_JIFFIES_TIMEOUT (HZ / 2) +/* RADEON_IB_POOL_SIZE must be a power of 2 */ +#define RADEON_IB_POOL_SIZE 16 +#define RADEON_DEBUGFS_MAX_COMPONENTS 32 +#define RADEONFB_CONN_LIMIT 4 +#define RADEON_BIOS_NUM_SCRATCH 8 + +/* max number of rings */ +#define RADEON_NUM_RINGS 3 + +/* internal ring indices */ +/* r1xx+ has gfx CP ring */ +#define RADEON_RING_TYPE_GFX_INDEX 0 + +/* cayman has 2 compute CP rings */ +#define CAYMAN_RING_TYPE_CP1_INDEX 1 +#define CAYMAN_RING_TYPE_CP2_INDEX 2 + +/* hardcode those limit for now */ +#define RADEON_VA_RESERVED_SIZE (8 << 20) +#define RADEON_IB_VM_MAX_SIZE (64 << 10) + +/* + * Errata workarounds. + */ +enum radeon_pll_errata { + CHIP_ERRATA_R300_CG = 0x00000001, + CHIP_ERRATA_PLL_DUMMYREADS = 0x00000002, + CHIP_ERRATA_PLL_DELAY = 0x00000004 +}; + + +struct radeon_device; + + +/* + * BIOS. + */ +#define ATRM_BIOS_PAGE 4096 + +#if defined(CONFIG_VGA_SWITCHEROO) +bool radeon_atrm_supported(struct pci_dev *pdev); +int radeon_atrm_get_bios_chunk(uint8_t *bios, int offset, int len); +#else +static inline bool radeon_atrm_supported(struct pci_dev *pdev) +{ + return false; +} + +static inline int radeon_atrm_get_bios_chunk(uint8_t *bios, int offset, int len){ + return -EINVAL; +} +#endif +bool radeon_get_bios(struct radeon_device *rdev); + + +/* + * Mutex which allows recursive locking from the same process. + */ +struct radeon_mutex { + struct mutex mutex; + struct task_struct *owner; + int level; +}; + +static inline void radeon_mutex_init(struct radeon_mutex *mutex) +{ + mutex_init(&mutex->mutex); + mutex->owner = NULL; + mutex->level = 0; +} + +static inline void radeon_mutex_lock(struct radeon_mutex *mutex) +{ + if (mutex_trylock(&mutex->mutex)) { + /* The mutex was unlocked before, so it's ours now */ + mutex->owner = current; + } else if (mutex->owner != current) { + /* Another process locked the mutex, take it */ + mutex_lock(&mutex->mutex); + mutex->owner = current; + } + /* Otherwise the mutex was already locked by this process */ + + mutex->level++; +} + +static inline void radeon_mutex_unlock(struct radeon_mutex *mutex) +{ + if (--mutex->level > 0) + return; + + mutex->owner = NULL; + mutex_unlock(&mutex->mutex); +} + + +/* + * Dummy page + */ +struct radeon_dummy_page { + struct page *page; + dma_addr_t addr; +}; +int radeon_dummy_page_init(struct radeon_device *rdev); +void radeon_dummy_page_fini(struct radeon_device *rdev); + + +/* + * Clocks + */ +struct radeon_clock { + struct radeon_pll p1pll; + struct radeon_pll p2pll; + struct radeon_pll dcpll; + struct radeon_pll spll; + struct radeon_pll mpll; + /* 10 Khz units */ + uint32_t default_mclk; + uint32_t default_sclk; + uint32_t default_dispclk; + uint32_t dp_extclk; + uint32_t max_pixel_clock; +}; + +/* + * Power management + */ +int radeon_pm_init(struct radeon_device *rdev); +void radeon_pm_fini(struct radeon_device *rdev); +void radeon_pm_compute_clocks(struct radeon_device *rdev); +void radeon_pm_suspend(struct radeon_device *rdev); +void radeon_pm_resume(struct radeon_device *rdev); +void radeon_combios_get_power_modes(struct radeon_device *rdev); +void radeon_atombios_get_power_modes(struct radeon_device *rdev); +void radeon_atom_set_voltage(struct radeon_device *rdev, u16 voltage_level, u8 voltage_type); +void rs690_pm_info(struct radeon_device *rdev); +extern int rv6xx_get_temp(struct radeon_device *rdev); +extern int rv770_get_temp(struct radeon_device *rdev); +extern int evergreen_get_temp(struct radeon_device *rdev); +extern int sumo_get_temp(struct radeon_device *rdev); +extern int si_get_temp(struct radeon_device *rdev); +extern void evergreen_tiling_fields(unsigned tiling_flags, unsigned *bankw, + unsigned *bankh, unsigned *mtaspect, + unsigned *tile_split); + +/* + * Fences. + */ +struct radeon_fence_driver { + uint32_t scratch_reg; + uint64_t gpu_addr; + volatile uint32_t *cpu_addr; + atomic_t seq; + uint32_t last_seq; + unsigned long last_jiffies; + unsigned long last_timeout; + wait_queue_head_t queue; + struct list_head created; + struct list_head emitted; + struct list_head signaled; + bool initialized; +}; + +struct radeon_fence { + struct radeon_device *rdev; + struct kref kref; + struct list_head list; + /* protected by radeon_fence.lock */ + uint32_t seq; + bool emitted; + bool signaled; + /* RB, DMA, etc. */ + int ring; + struct radeon_semaphore *semaphore; +}; + +int radeon_fence_driver_start_ring(struct radeon_device *rdev, int ring); +int radeon_fence_driver_init(struct radeon_device *rdev); +void radeon_fence_driver_fini(struct radeon_device *rdev); +int radeon_fence_create(struct radeon_device *rdev, struct radeon_fence **fence, int ring); +int radeon_fence_emit(struct radeon_device *rdev, struct radeon_fence *fence); +void radeon_fence_process(struct radeon_device *rdev, int ring); +bool radeon_fence_signaled(struct radeon_fence *fence); +int radeon_fence_wait(struct radeon_fence *fence, bool interruptible); +int radeon_fence_wait_next(struct radeon_device *rdev, int ring); +int radeon_fence_wait_last(struct radeon_device *rdev, int ring); +struct radeon_fence *radeon_fence_ref(struct radeon_fence *fence); +void radeon_fence_unref(struct radeon_fence **fence); +int radeon_fence_count_emitted(struct radeon_device *rdev, int ring); + +/* + * Tiling registers + */ +struct radeon_surface_reg { + struct radeon_bo *bo; +}; + +#define RADEON_GEM_MAX_SURFACES 8 + +/* + * TTM. + */ +struct radeon_mman { + struct ttm_bo_global_ref bo_global_ref; + struct drm_global_reference mem_global_ref; + struct ttm_bo_device bdev; + bool mem_global_referenced; + bool initialized; +}; + +/* bo virtual address in a specific vm */ +struct radeon_bo_va { + /* bo list is protected by bo being reserved */ + struct list_head bo_list; + /* vm list is protected by vm mutex */ + struct list_head vm_list; + /* constant after initialization */ + struct radeon_vm *vm; + struct radeon_bo *bo; + uint64_t soffset; + uint64_t eoffset; + uint32_t flags; + bool valid; +}; + +struct radeon_bo { + /* Protected by gem.mutex */ + struct list_head list; + /* Protected by tbo.reserved */ + u32 placements[3]; + struct ttm_placement placement; + struct ttm_buffer_object tbo; + struct ttm_bo_kmap_obj kmap; + unsigned pin_count; + void *kptr; + u32 tiling_flags; + u32 pitch; + int surface_reg; + /* list of all virtual address to which this bo + * is associated to + */ + struct list_head va; + /* Constant after initialization */ + struct radeon_device *rdev; + struct drm_gem_object gem_base; +}; +#define gem_to_radeon_bo(gobj) container_of((gobj), struct radeon_bo, gem_base) + +struct radeon_bo_list { + struct ttm_validate_buffer tv; + struct radeon_bo *bo; + uint64_t gpu_offset; + unsigned rdomain; + unsigned wdomain; + u32 tiling_flags; +}; + +/* sub-allocation manager, it has to be protected by another lock. + * By conception this is an helper for other part of the driver + * like the indirect buffer or semaphore, which both have their + * locking. + * + * Principe is simple, we keep a list of sub allocation in offset + * order (first entry has offset == 0, last entry has the highest + * offset). + * + * When allocating new object we first check if there is room at + * the end total_size - (last_object_offset + last_object_size) >= + * alloc_size. If so we allocate new object there. + * + * When there is not enough room at the end, we start waiting for + * each sub object until we reach object_offset+object_size >= + * alloc_size, this object then become the sub object we return. + * + * Alignment can't be bigger than page size. + * + * Hole are not considered for allocation to keep things simple. + * Assumption is that there won't be hole (all object on same + * alignment). + */ +struct radeon_sa_manager { + struct radeon_bo *bo; + struct list_head sa_bo; + unsigned size; + uint64_t gpu_addr; + void *cpu_ptr; + uint32_t domain; +}; + +struct radeon_sa_bo; + +/* sub-allocation buffer */ +struct radeon_sa_bo { + struct list_head list; + struct radeon_sa_manager *manager; + unsigned offset; + unsigned size; +}; + +/* + * GEM objects. + */ +struct radeon_gem { + struct mutex mutex; + struct list_head objects; +}; + +int radeon_gem_init(struct radeon_device *rdev); +void radeon_gem_fini(struct radeon_device *rdev); +int radeon_gem_object_create(struct radeon_device *rdev, int size, + int alignment, int initial_domain, + bool discardable, bool kernel, + struct drm_gem_object **obj); + +int radeon_mode_dumb_create(struct drm_file *file_priv, + struct drm_device *dev, + struct drm_mode_create_dumb *args); +int radeon_mode_dumb_mmap(struct drm_file *filp, + struct drm_device *dev, + uint32_t handle, uint64_t *offset_p); +int radeon_mode_dumb_destroy(struct drm_file *file_priv, + struct drm_device *dev, + uint32_t handle); + +/* + * Semaphores. + */ +struct radeon_ring; + +#define RADEON_SEMAPHORE_BO_SIZE 256 + +struct radeon_semaphore_driver { + rwlock_t lock; + struct list_head bo; +}; + +struct radeon_semaphore_bo; + +/* everything here is constant */ +struct radeon_semaphore { + struct list_head list; + uint64_t gpu_addr; + uint32_t *cpu_ptr; + struct radeon_semaphore_bo *bo; +}; + +struct radeon_semaphore_bo { + struct list_head list; + struct radeon_ib *ib; + struct list_head free; + struct radeon_semaphore semaphores[RADEON_SEMAPHORE_BO_SIZE/8]; + unsigned nused; +}; + +void radeon_semaphore_driver_fini(struct radeon_device *rdev); +int radeon_semaphore_create(struct radeon_device *rdev, + struct radeon_semaphore **semaphore); +void radeon_semaphore_emit_signal(struct radeon_device *rdev, int ring, + struct radeon_semaphore *semaphore); +void radeon_semaphore_emit_wait(struct radeon_device *rdev, int ring, + struct radeon_semaphore *semaphore); +void radeon_semaphore_free(struct radeon_device *rdev, + struct radeon_semaphore *semaphore); + +/* + * GART structures, functions & helpers + */ +struct radeon_mc; + +#define RADEON_GPU_PAGE_SIZE 4096 +#define RADEON_GPU_PAGE_MASK (RADEON_GPU_PAGE_SIZE - 1) +#define RADEON_GPU_PAGE_SHIFT 12 +#define RADEON_GPU_PAGE_ALIGN(a) (((a) + RADEON_GPU_PAGE_MASK) & ~RADEON_GPU_PAGE_MASK) + +struct radeon_gart { + dma_addr_t table_addr; + struct radeon_bo *robj; + void *ptr; + unsigned num_gpu_pages; + unsigned num_cpu_pages; + unsigned table_size; + struct page **pages; + dma_addr_t *pages_addr; + bool ready; +}; + +int radeon_gart_table_ram_alloc(struct radeon_device *rdev); +void radeon_gart_table_ram_free(struct radeon_device *rdev); +int radeon_gart_table_vram_alloc(struct radeon_device *rdev); +void radeon_gart_table_vram_free(struct radeon_device *rdev); +int radeon_gart_table_vram_pin(struct radeon_device *rdev); +void radeon_gart_table_vram_unpin(struct radeon_device *rdev); +int radeon_gart_init(struct radeon_device *rdev); +void radeon_gart_fini(struct radeon_device *rdev); +void radeon_gart_unbind(struct radeon_device *rdev, unsigned offset, + int pages); +int radeon_gart_bind(struct radeon_device *rdev, unsigned offset, + int pages, struct page **pagelist, + dma_addr_t *dma_addr); +void radeon_gart_restore(struct radeon_device *rdev); + + +/* + * GPU MC structures, functions & helpers + */ +struct radeon_mc { + resource_size_t aper_size; + resource_size_t aper_base; + resource_size_t agp_base; + /* for some chips with <= 32MB we need to lie + * about vram size near mc fb location */ + u64 mc_vram_size; + u64 visible_vram_size; + u64 gtt_size; + u64 gtt_start; + u64 gtt_end; + u64 vram_start; + u64 vram_end; + unsigned vram_width; + u64 real_vram_size; + int vram_mtrr; + bool vram_is_ddr; + bool igp_sideport_enabled; + u64 gtt_base_align; +}; + +bool radeon_combios_sideport_present(struct radeon_device *rdev); +bool radeon_atombios_sideport_present(struct radeon_device *rdev); + +/* + * GPU scratch registers structures, functions & helpers + */ +struct radeon_scratch { + unsigned num_reg; + uint32_t reg_base; + bool free[32]; + uint32_t reg[32]; +}; + +int radeon_scratch_get(struct radeon_device *rdev, uint32_t *reg); +void radeon_scratch_free(struct radeon_device *rdev, uint32_t reg); + + +/* + * IRQS. + */ + +struct radeon_unpin_work { + struct work_struct work; + struct radeon_device *rdev; + int crtc_id; + struct radeon_fence *fence; + struct drm_pending_vblank_event *event; + struct radeon_bo *old_rbo; + u64 new_crtc_base; +}; + +struct r500_irq_stat_regs { + u32 disp_int; +}; + +struct r600_irq_stat_regs { + u32 disp_int; + u32 disp_int_cont; + u32 disp_int_cont2; + u32 d1grph_int; + u32 d2grph_int; +}; + +struct evergreen_irq_stat_regs { + u32 disp_int; + u32 disp_int_cont; + u32 disp_int_cont2; + u32 disp_int_cont3; + u32 disp_int_cont4; + u32 disp_int_cont5; + u32 d1grph_int; + u32 d2grph_int; + u32 d3grph_int; + u32 d4grph_int; + u32 d5grph_int; + u32 d6grph_int; +}; + +union radeon_irq_stat_regs { + struct r500_irq_stat_regs r500; + struct r600_irq_stat_regs r600; + struct evergreen_irq_stat_regs evergreen; +}; + +#define RADEON_MAX_HPD_PINS 6 +#define RADEON_MAX_CRTCS 6 +#define RADEON_MAX_HDMI_BLOCKS 2 + +struct radeon_irq { + bool installed; + bool sw_int[RADEON_NUM_RINGS]; + bool crtc_vblank_int[RADEON_MAX_CRTCS]; + bool pflip[RADEON_MAX_CRTCS]; + wait_queue_head_t vblank_queue; + bool hpd[RADEON_MAX_HPD_PINS]; + bool gui_idle; + bool gui_idle_acked; + wait_queue_head_t idle_queue; + bool hdmi[RADEON_MAX_HDMI_BLOCKS]; + spinlock_t sw_lock; + int sw_refcount[RADEON_NUM_RINGS]; + union radeon_irq_stat_regs stat_regs; + spinlock_t pflip_lock[RADEON_MAX_CRTCS]; + int pflip_refcount[RADEON_MAX_CRTCS]; +}; + +int radeon_irq_kms_init(struct radeon_device *rdev); +void radeon_irq_kms_fini(struct radeon_device *rdev); +void radeon_irq_kms_sw_irq_get(struct radeon_device *rdev, int ring); +void radeon_irq_kms_sw_irq_put(struct radeon_device *rdev, int ring); +void radeon_irq_kms_pflip_irq_get(struct radeon_device *rdev, int crtc); +void radeon_irq_kms_pflip_irq_put(struct radeon_device *rdev, int crtc); + +/* + * CP & rings. + */ + +struct radeon_ib { + struct radeon_sa_bo sa_bo; + unsigned idx; + uint32_t length_dw; + uint64_t gpu_addr; + uint32_t *ptr; + struct radeon_fence *fence; + unsigned vm_id; + bool is_const_ib; +}; + +/* + * locking - + * mutex protects scheduled_ibs, ready, alloc_bm + */ +struct radeon_ib_pool { + struct radeon_mutex mutex; + struct radeon_sa_manager sa_manager; + struct radeon_ib ibs[RADEON_IB_POOL_SIZE]; + bool ready; + unsigned head_id; +}; + +struct radeon_ring { + struct radeon_bo *ring_obj; + volatile uint32_t *ring; + unsigned rptr; + unsigned rptr_offs; + unsigned rptr_reg; + unsigned wptr; + unsigned wptr_old; + unsigned wptr_reg; + unsigned ring_size; + unsigned ring_free_dw; + int count_dw; + uint64_t gpu_addr; + uint32_t align_mask; + uint32_t ptr_mask; + struct mutex mutex; + bool ready; + u32 ptr_reg_shift; + u32 ptr_reg_mask; + u32 nop; +}; + +/* + * VM + */ +struct radeon_vm { + struct list_head list; + struct list_head va; + int id; + unsigned last_pfn; + u64 pt_gpu_addr; + u64 *pt; + struct radeon_sa_bo sa_bo; + struct mutex mutex; + /* last fence for cs using this vm */ + struct radeon_fence *fence; +}; + +struct radeon_vm_funcs { + int (*init)(struct radeon_device *rdev); + void (*fini)(struct radeon_device *rdev); + /* cs mutex must be lock for schedule_ib */ + int (*bind)(struct radeon_device *rdev, struct radeon_vm *vm, int id); + void (*unbind)(struct radeon_device *rdev, struct radeon_vm *vm); + void (*tlb_flush)(struct radeon_device *rdev, struct radeon_vm *vm); + uint32_t (*page_flags)(struct radeon_device *rdev, + struct radeon_vm *vm, + uint32_t flags); + void (*set_page)(struct radeon_device *rdev, struct radeon_vm *vm, + unsigned pfn, uint64_t addr, uint32_t flags); +}; + +struct radeon_vm_manager { + struct list_head lru_vm; + uint32_t use_bitmap; + struct radeon_sa_manager sa_manager; + uint32_t max_pfn; + /* fields constant after init */ + const struct radeon_vm_funcs *funcs; + /* number of VMIDs */ + unsigned nvm; + /* vram base address for page table entry */ + u64 vram_base_offset; + /* is vm enabled? */ + bool enabled; +}; + +/* + * file private structure + */ +struct radeon_fpriv { + struct radeon_vm vm; +}; + +/* + * R6xx+ IH ring + */ +struct r600_ih { + struct radeon_bo *ring_obj; + volatile uint32_t *ring; + unsigned rptr; + unsigned rptr_offs; + unsigned wptr; + unsigned wptr_old; + unsigned ring_size; + uint64_t gpu_addr; + uint32_t ptr_mask; + spinlock_t lock; + bool enabled; +}; + +struct r600_blit_cp_primitives { + void (*set_render_target)(struct radeon_device *rdev, int format, + int w, int h, u64 gpu_addr); + void (*cp_set_surface_sync)(struct radeon_device *rdev, + u32 sync_type, u32 size, + u64 mc_addr); + void (*set_shaders)(struct radeon_device *rdev); + void (*set_vtx_resource)(struct radeon_device *rdev, u64 gpu_addr); + void (*set_tex_resource)(struct radeon_device *rdev, + int format, int w, int h, int pitch, + u64 gpu_addr, u32 size); + void (*set_scissors)(struct radeon_device *rdev, int x1, int y1, + int x2, int y2); + void (*draw_auto)(struct radeon_device *rdev); + void (*set_default_state)(struct radeon_device *rdev); +}; + +struct r600_blit { + struct mutex mutex; + struct radeon_bo *shader_obj; + struct r600_blit_cp_primitives primitives; + int max_dim; + int ring_size_common; + int ring_size_per_loop; + u64 shader_gpu_addr; + u32 vs_offset, ps_offset; + u32 state_offset; + u32 state_len; + u32 vb_used, vb_total; + struct radeon_ib *vb_ib; +}; + +void r600_blit_suspend(struct radeon_device *rdev); + +/* + * SI RLC stuff + */ +struct si_rlc { + /* for power gating */ + struct radeon_bo *save_restore_obj; + uint64_t save_restore_gpu_addr; + /* for clear state */ + struct radeon_bo *clear_state_obj; + uint64_t clear_state_gpu_addr; +}; + +int radeon_ib_get(struct radeon_device *rdev, int ring, + struct radeon_ib **ib, unsigned size); +void radeon_ib_free(struct radeon_device *rdev, struct radeon_ib **ib); +bool radeon_ib_try_free(struct radeon_device *rdev, struct radeon_ib *ib); +int radeon_ib_schedule(struct radeon_device *rdev, struct radeon_ib *ib); +int radeon_ib_pool_init(struct radeon_device *rdev); +void radeon_ib_pool_fini(struct radeon_device *rdev); +int radeon_ib_pool_start(struct radeon_device *rdev); +int radeon_ib_pool_suspend(struct radeon_device *rdev); +/* Ring access between begin & end cannot sleep */ +int radeon_ring_index(struct radeon_device *rdev, struct radeon_ring *cp); +void radeon_ring_free_size(struct radeon_device *rdev, struct radeon_ring *cp); +int radeon_ring_alloc(struct radeon_device *rdev, struct radeon_ring *cp, unsigned ndw); +int radeon_ring_lock(struct radeon_device *rdev, struct radeon_ring *cp, unsigned ndw); +void radeon_ring_commit(struct radeon_device *rdev, struct radeon_ring *cp); +void radeon_ring_unlock_commit(struct radeon_device *rdev, struct radeon_ring *cp); +void radeon_ring_unlock_undo(struct radeon_device *rdev, struct radeon_ring *cp); +int radeon_ring_test(struct radeon_device *rdev, struct radeon_ring *cp); +int radeon_ring_init(struct radeon_device *rdev, struct radeon_ring *cp, unsigned ring_size, + unsigned rptr_offs, unsigned rptr_reg, unsigned wptr_reg, + u32 ptr_reg_shift, u32 ptr_reg_mask, u32 nop); +void radeon_ring_fini(struct radeon_device *rdev, struct radeon_ring *cp); + + +/* + * CS. + */ +struct radeon_cs_reloc { + struct drm_gem_object *gobj; + struct radeon_bo *robj; + struct radeon_bo_list lobj; + uint32_t handle; + uint32_t flags; +}; + +struct radeon_cs_chunk { + uint32_t chunk_id; + uint32_t length_dw; + int kpage_idx[2]; + uint32_t *kpage[2]; + uint32_t *kdata; + void __user *user_ptr; + int last_copied_page; + int last_page_index; +}; + +struct radeon_cs_parser { + struct device *dev; + struct radeon_device *rdev; + struct drm_file *filp; + /* chunks */ + unsigned nchunks; + struct radeon_cs_chunk *chunks; + uint64_t *chunks_array; + /* IB */ + unsigned idx; + /* relocations */ + unsigned nrelocs; + struct radeon_cs_reloc *relocs; + struct radeon_cs_reloc **relocs_ptr; + struct list_head validated; + /* indices of various chunks */ + int chunk_ib_idx; + int chunk_relocs_idx; + int chunk_flags_idx; + int chunk_const_ib_idx; + struct radeon_ib *ib; + struct radeon_ib *const_ib; + void *track; + unsigned family; + int parser_error; + u32 cs_flags; + u32 ring; + s32 priority; +}; + +extern int radeon_cs_update_pages(struct radeon_cs_parser *p, int pg_idx); +extern int radeon_cs_finish_pages(struct radeon_cs_parser *p); +extern u32 radeon_get_ib_value(struct radeon_cs_parser *p, int idx); + +struct radeon_cs_packet { + unsigned idx; + unsigned type; + unsigned reg; + unsigned opcode; + int count; + unsigned one_reg_wr; +}; + +typedef int (*radeon_packet0_check_t)(struct radeon_cs_parser *p, + struct radeon_cs_packet *pkt, + unsigned idx, unsigned reg); +typedef int (*radeon_packet3_check_t)(struct radeon_cs_parser *p, + struct radeon_cs_packet *pkt); + + +/* + * AGP + */ +int radeon_agp_init(struct radeon_device *rdev); +void radeon_agp_resume(struct radeon_device *rdev); +void radeon_agp_suspend(struct radeon_device *rdev); +void radeon_agp_fini(struct radeon_device *rdev); + + +/* + * Writeback + */ +struct radeon_wb { + struct radeon_bo *wb_obj; + volatile uint32_t *wb; + uint64_t gpu_addr; + bool enabled; + bool use_event; +}; + +#define RADEON_WB_SCRATCH_OFFSET 0 +#define RADEON_WB_CP_RPTR_OFFSET 1024 +#define RADEON_WB_CP1_RPTR_OFFSET 1280 +#define RADEON_WB_CP2_RPTR_OFFSET 1536 +#define R600_WB_IH_WPTR_OFFSET 2048 +#define R600_WB_EVENT_OFFSET 3072 + +/** + * struct radeon_pm - power management datas + * @max_bandwidth: maximum bandwidth the gpu has (MByte/s) + * @igp_sideport_mclk: sideport memory clock Mhz (rs690,rs740,rs780,rs880) + * @igp_system_mclk: system clock Mhz (rs690,rs740,rs780,rs880) + * @igp_ht_link_clk: ht link clock Mhz (rs690,rs740,rs780,rs880) + * @igp_ht_link_width: ht link width in bits (rs690,rs740,rs780,rs880) + * @k8_bandwidth: k8 bandwidth the gpu has (MByte/s) (IGP) + * @sideport_bandwidth: sideport bandwidth the gpu has (MByte/s) (IGP) + * @ht_bandwidth: ht bandwidth the gpu has (MByte/s) (IGP) + * @core_bandwidth: core GPU bandwidth the gpu has (MByte/s) (IGP) + * @sclk: GPU clock Mhz (core bandwidth depends of this clock) + * @needed_bandwidth: current bandwidth needs + * + * It keeps track of various data needed to take powermanagement decision. + * Bandwidth need is used to determine minimun clock of the GPU and memory. + * Equation between gpu/memory clock and available bandwidth is hw dependent + * (type of memory, bus size, efficiency, ...) + */ + +enum radeon_pm_method { + PM_METHOD_PROFILE, + PM_METHOD_DYNPM, +}; + +enum radeon_dynpm_state { + DYNPM_STATE_DISABLED, + DYNPM_STATE_MINIMUM, + DYNPM_STATE_PAUSED, + DYNPM_STATE_ACTIVE, + DYNPM_STATE_SUSPENDED, +}; +enum radeon_dynpm_action { + DYNPM_ACTION_NONE, + DYNPM_ACTION_MINIMUM, + DYNPM_ACTION_DOWNCLOCK, + DYNPM_ACTION_UPCLOCK, + DYNPM_ACTION_DEFAULT +}; + +enum radeon_voltage_type { + VOLTAGE_NONE = 0, + VOLTAGE_GPIO, + VOLTAGE_VDDC, + VOLTAGE_SW +}; + +enum radeon_pm_state_type { + POWER_STATE_TYPE_DEFAULT, + POWER_STATE_TYPE_POWERSAVE, + POWER_STATE_TYPE_BATTERY, + POWER_STATE_TYPE_BALANCED, + POWER_STATE_TYPE_PERFORMANCE, +}; + +enum radeon_pm_profile_type { + PM_PROFILE_DEFAULT, + PM_PROFILE_AUTO, + PM_PROFILE_LOW, + PM_PROFILE_MID, + PM_PROFILE_HIGH, +}; + +#define PM_PROFILE_DEFAULT_IDX 0 +#define PM_PROFILE_LOW_SH_IDX 1 +#define PM_PROFILE_MID_SH_IDX 2 +#define PM_PROFILE_HIGH_SH_IDX 3 +#define PM_PROFILE_LOW_MH_IDX 4 +#define PM_PROFILE_MID_MH_IDX 5 +#define PM_PROFILE_HIGH_MH_IDX 6 +#define PM_PROFILE_MAX 7 + +struct radeon_pm_profile { + int dpms_off_ps_idx; + int dpms_on_ps_idx; + int dpms_off_cm_idx; + int dpms_on_cm_idx; +}; + +enum radeon_int_thermal_type { + THERMAL_TYPE_NONE, + THERMAL_TYPE_RV6XX, + THERMAL_TYPE_RV770, + THERMAL_TYPE_EVERGREEN, + THERMAL_TYPE_SUMO, + THERMAL_TYPE_NI, + THERMAL_TYPE_SI, +}; + +struct radeon_voltage { + enum radeon_voltage_type type; + /* gpio voltage */ + struct radeon_gpio_rec gpio; + u32 delay; /* delay in usec from voltage drop to sclk change */ + bool active_high; /* voltage drop is active when bit is high */ + /* VDDC voltage */ + u8 vddc_id; /* index into vddc voltage table */ + u8 vddci_id; /* index into vddci voltage table */ + bool vddci_enabled; + /* r6xx+ sw */ + u16 voltage; + /* evergreen+ vddci */ + u16 vddci; +}; + +/* clock mode flags */ +#define RADEON_PM_MODE_NO_DISPLAY (1 << 0) + +struct radeon_pm_clock_info { + /* memory clock */ + u32 mclk; + /* engine clock */ + u32 sclk; + /* voltage info */ + struct radeon_voltage voltage; + /* standardized clock flags */ + u32 flags; +}; + +/* state flags */ +#define RADEON_PM_STATE_SINGLE_DISPLAY_ONLY (1 << 0) + +struct radeon_power_state { + enum radeon_pm_state_type type; + struct radeon_pm_clock_info *clock_info; + /* number of valid clock modes in this power state */ + int num_clock_modes; + struct radeon_pm_clock_info *default_clock_mode; + /* standardized state flags */ + u32 flags; + u32 misc; /* vbios specific flags */ + u32 misc2; /* vbios specific flags */ + int pcie_lanes; /* pcie lanes */ +}; + +/* + * Some modes are overclocked by very low value, accept them + */ +#define RADEON_MODE_OVERCLOCK_MARGIN 500 /* 5 MHz */ + +struct radeon_pm { + struct mutex mutex; + u32 active_crtcs; + int active_crtc_count; + int req_vblank; + bool vblank_sync; + bool gui_idle; + fixed20_12 max_bandwidth; + fixed20_12 igp_sideport_mclk; + fixed20_12 igp_system_mclk; + fixed20_12 igp_ht_link_clk; + fixed20_12 igp_ht_link_width; + fixed20_12 k8_bandwidth; + fixed20_12 sideport_bandwidth; + fixed20_12 ht_bandwidth; + fixed20_12 core_bandwidth; + fixed20_12 sclk; + fixed20_12 mclk; + fixed20_12 needed_bandwidth; + struct radeon_power_state *power_state; + /* number of valid power states */ + int num_power_states; + int current_power_state_index; + int current_clock_mode_index; + int requested_power_state_index; + int requested_clock_mode_index; + int default_power_state_index; + u32 current_sclk; + u32 current_mclk; + u16 current_vddc; + u16 current_vddci; + u32 default_sclk; + u32 default_mclk; + u16 default_vddc; + u16 default_vddci; + struct radeon_i2c_chan *i2c_bus; + /* selected pm method */ + enum radeon_pm_method pm_method; + /* dynpm power management */ + struct delayed_work dynpm_idle_work; + enum radeon_dynpm_state dynpm_state; + enum radeon_dynpm_action dynpm_planned_action; + unsigned long dynpm_action_timeout; + bool dynpm_can_upclock; + bool dynpm_can_downclock; + /* profile-based power management */ + enum radeon_pm_profile_type profile; + int profile_index; + struct radeon_pm_profile profiles[PM_PROFILE_MAX]; + /* internal thermal controller on rv6xx+ */ + enum radeon_int_thermal_type int_thermal_type; + struct device *int_hwmon_dev; +}; + +int radeon_pm_get_type_index(struct radeon_device *rdev, + enum radeon_pm_state_type ps_type, + int instance); + +/* + * Benchmarking + */ +void radeon_benchmark(struct radeon_device *rdev, int test_number); + + +/* + * Testing + */ +void radeon_test_moves(struct radeon_device *rdev); +void radeon_test_ring_sync(struct radeon_device *rdev, + struct radeon_ring *cpA, + struct radeon_ring *cpB); +void radeon_test_syncing(struct radeon_device *rdev); + + +/* + * Debugfs + */ +struct radeon_debugfs { + struct drm_info_list *files; + unsigned num_files; +}; + +int radeon_debugfs_add_files(struct radeon_device *rdev, + struct drm_info_list *files, + unsigned nfiles); +int radeon_debugfs_fence_init(struct radeon_device *rdev); + + +/* + * ASIC specific functions. + */ +struct radeon_asic { + int (*init)(struct radeon_device *rdev); + void (*fini)(struct radeon_device *rdev); + int (*resume)(struct radeon_device *rdev); + int (*suspend)(struct radeon_device *rdev); + void (*vga_set_state)(struct radeon_device *rdev, bool state); + bool (*gpu_is_lockup)(struct radeon_device *rdev, struct radeon_ring *cp); + int (*asic_reset)(struct radeon_device *rdev); + /* ioctl hw specific callback. Some hw might want to perform special + * operation on specific ioctl. For instance on wait idle some hw + * might want to perform and HDP flush through MMIO as it seems that + * some R6XX/R7XX hw doesn't take HDP flush into account if programmed + * through ring. + */ + void (*ioctl_wait_idle)(struct radeon_device *rdev, struct radeon_bo *bo); + /* check if 3D engine is idle */ + bool (*gui_idle)(struct radeon_device *rdev); + /* wait for mc_idle */ + int (*mc_wait_for_idle)(struct radeon_device *rdev); + /* gart */ + struct { + void (*tlb_flush)(struct radeon_device *rdev); + int (*set_page)(struct radeon_device *rdev, int i, uint64_t addr); + } gart; + /* ring specific callbacks */ + struct { + void (*ib_execute)(struct radeon_device *rdev, struct radeon_ib *ib); + int (*ib_parse)(struct radeon_device *rdev, struct radeon_ib *ib); + void (*emit_fence)(struct radeon_device *rdev, struct radeon_fence *fence); + void (*emit_semaphore)(struct radeon_device *rdev, struct radeon_ring *cp, + struct radeon_semaphore *semaphore, bool emit_wait); + int (*cs_parse)(struct radeon_cs_parser *p); + void (*ring_start)(struct radeon_device *rdev, struct radeon_ring *cp); + int (*ring_test)(struct radeon_device *rdev, struct radeon_ring *cp); + int (*ib_test)(struct radeon_device *rdev, struct radeon_ring *cp); + } ring[RADEON_NUM_RINGS]; + /* irqs */ + struct { + int (*set)(struct radeon_device *rdev); + int (*process)(struct radeon_device *rdev); + } irq; + /* displays */ + struct { + /* display watermarks */ + void (*bandwidth_update)(struct radeon_device *rdev); + /* get frame count */ + u32 (*get_vblank_counter)(struct radeon_device *rdev, int crtc); + /* wait for vblank */ + void (*wait_for_vblank)(struct radeon_device *rdev, int crtc); + } display; + /* copy functions for bo handling */ + struct { + int (*blit)(struct radeon_device *rdev, + uint64_t src_offset, + uint64_t dst_offset, + unsigned num_gpu_pages, + struct radeon_fence *fence); + u32 blit_ring_index; + int (*dma)(struct radeon_device *rdev, + uint64_t src_offset, + uint64_t dst_offset, + unsigned num_gpu_pages, + struct radeon_fence *fence); + u32 dma_ring_index; + /* method used for bo copy */ + int (*copy)(struct radeon_device *rdev, + uint64_t src_offset, + uint64_t dst_offset, + unsigned num_gpu_pages, + struct radeon_fence *fence); + /* ring used for bo copies */ + u32 copy_ring_index; + } copy; + /* surfaces */ + struct { + int (*set_reg)(struct radeon_device *rdev, int reg, + uint32_t tiling_flags, uint32_t pitch, + uint32_t offset, uint32_t obj_size); + void (*clear_reg)(struct radeon_device *rdev, int reg); + } surface; + /* hotplug detect */ + struct { + void (*init)(struct radeon_device *rdev); + void (*fini)(struct radeon_device *rdev); + bool (*sense)(struct radeon_device *rdev, enum radeon_hpd_id hpd); + void (*set_polarity)(struct radeon_device *rdev, enum radeon_hpd_id hpd); + } hpd; + /* power management */ + struct { + void (*misc)(struct radeon_device *rdev); + void (*prepare)(struct radeon_device *rdev); + void (*finish)(struct radeon_device *rdev); + void (*init_profile)(struct radeon_device *rdev); + void (*get_dynpm_state)(struct radeon_device *rdev); + uint32_t (*get_engine_clock)(struct radeon_device *rdev); + void (*set_engine_clock)(struct radeon_device *rdev, uint32_t eng_clock); + uint32_t (*get_memory_clock)(struct radeon_device *rdev); + void (*set_memory_clock)(struct radeon_device *rdev, uint32_t mem_clock); + int (*get_pcie_lanes)(struct radeon_device *rdev); + void (*set_pcie_lanes)(struct radeon_device *rdev, int lanes); + void (*set_clock_gating)(struct radeon_device *rdev, int enable); + } pm; + /* pageflipping */ + struct { + void (*pre_page_flip)(struct radeon_device *rdev, int crtc); + u32 (*page_flip)(struct radeon_device *rdev, int crtc, u64 crtc_base); + void (*post_page_flip)(struct radeon_device *rdev, int crtc); + } pflip; +}; + +/* + * Asic structures + */ +struct r100_gpu_lockup { + unsigned long last_jiffies; + u32 last_cp_rptr; +}; + +struct r100_asic { + const unsigned *reg_safe_bm; + unsigned reg_safe_bm_size; + u32 hdp_cntl; + struct r100_gpu_lockup lockup; +}; + +struct r300_asic { + const unsigned *reg_safe_bm; + unsigned reg_safe_bm_size; + u32 resync_scratch; + u32 hdp_cntl; + struct r100_gpu_lockup lockup; +}; + +struct r600_asic { + unsigned max_pipes; + unsigned max_tile_pipes; + unsigned max_simds; + unsigned max_backends; + unsigned max_gprs; + unsigned max_threads; + unsigned max_stack_entries; + unsigned max_hw_contexts; + unsigned max_gs_threads; + unsigned sx_max_export_size; + unsigned sx_max_export_pos_size; + unsigned sx_max_export_smx_size; + unsigned sq_num_cf_insts; + unsigned tiling_nbanks; + unsigned tiling_npipes; + unsigned tiling_group_size; + unsigned tile_config; + unsigned backend_map; + struct r100_gpu_lockup lockup; +}; + +struct rv770_asic { + unsigned max_pipes; + unsigned max_tile_pipes; + unsigned max_simds; + unsigned max_backends; + unsigned max_gprs; + unsigned max_threads; + unsigned max_stack_entries; + unsigned max_hw_contexts; + unsigned max_gs_threads; + unsigned sx_max_export_size; + unsigned sx_max_export_pos_size; + unsigned sx_max_export_smx_size; + unsigned sq_num_cf_insts; + unsigned sx_num_of_sets; + unsigned sc_prim_fifo_size; + unsigned sc_hiz_tile_fifo_size; + unsigned sc_earlyz_tile_fifo_fize; + unsigned tiling_nbanks; + unsigned tiling_npipes; + unsigned tiling_group_size; + unsigned tile_config; + unsigned backend_map; + struct r100_gpu_lockup lockup; +}; + +struct evergreen_asic { + unsigned num_ses; + unsigned max_pipes; + unsigned max_tile_pipes; + unsigned max_simds; + unsigned max_backends; + unsigned max_gprs; + unsigned max_threads; + unsigned max_stack_entries; + unsigned max_hw_contexts; + unsigned max_gs_threads; + unsigned sx_max_export_size; + unsigned sx_max_export_pos_size; + unsigned sx_max_export_smx_size; + unsigned sq_num_cf_insts; + unsigned sx_num_of_sets; + unsigned sc_prim_fifo_size; + unsigned sc_hiz_tile_fifo_size; + unsigned sc_earlyz_tile_fifo_size; + unsigned tiling_nbanks; + unsigned tiling_npipes; + unsigned tiling_group_size; + unsigned tile_config; + unsigned backend_map; + struct r100_gpu_lockup lockup; +}; + +struct cayman_asic { + unsigned max_shader_engines; + unsigned max_pipes_per_simd; + unsigned max_tile_pipes; + unsigned max_simds_per_se; + unsigned max_backends_per_se; + unsigned max_texture_channel_caches; + unsigned max_gprs; + unsigned max_threads; + unsigned max_gs_threads; + unsigned max_stack_entries; + unsigned sx_num_of_sets; + unsigned sx_max_export_size; + unsigned sx_max_export_pos_size; + unsigned sx_max_export_smx_size; + unsigned max_hw_contexts; + unsigned sq_num_cf_insts; + unsigned sc_prim_fifo_size; + unsigned sc_hiz_tile_fifo_size; + unsigned sc_earlyz_tile_fifo_size; + + unsigned num_shader_engines; + unsigned num_shader_pipes_per_simd; + unsigned num_tile_pipes; + unsigned num_simds_per_se; + unsigned num_backends_per_se; + unsigned backend_disable_mask_per_asic; + unsigned backend_map; + unsigned num_texture_channel_caches; + unsigned mem_max_burst_length_bytes; + unsigned mem_row_size_in_kb; + unsigned shader_engine_tile_size; + unsigned num_gpus; + unsigned multi_gpu_tile_size; + + unsigned tile_config; + struct r100_gpu_lockup lockup; +}; + +struct si_asic { + unsigned max_shader_engines; + unsigned max_pipes_per_simd; + unsigned max_tile_pipes; + unsigned max_simds_per_se; + unsigned max_backends_per_se; + unsigned max_texture_channel_caches; + unsigned max_gprs; + unsigned max_gs_threads; + unsigned max_hw_contexts; + unsigned sc_prim_fifo_size_frontend; + unsigned sc_prim_fifo_size_backend; + unsigned sc_hiz_tile_fifo_size; + unsigned sc_earlyz_tile_fifo_size; + + unsigned num_shader_engines; + unsigned num_tile_pipes; + unsigned num_backends_per_se; + unsigned backend_disable_mask_per_asic; + unsigned backend_map; + unsigned num_texture_channel_caches; + unsigned mem_max_burst_length_bytes; + unsigned mem_row_size_in_kb; + unsigned shader_engine_tile_size; + unsigned num_gpus; + unsigned multi_gpu_tile_size; + + unsigned tile_config; + struct r100_gpu_lockup lockup; +}; + +union radeon_asic_config { + struct r300_asic r300; + struct r100_asic r100; + struct r600_asic r600; + struct rv770_asic rv770; + struct evergreen_asic evergreen; + struct cayman_asic cayman; + struct si_asic si; +}; + +/* + * asic initizalization from radeon_asic.c + */ +void radeon_agp_disable(struct radeon_device *rdev); +int radeon_asic_init(struct radeon_device *rdev); + + +/* + * IOCTL. + */ +int radeon_gem_info_ioctl(struct drm_device *dev, void *data, + struct drm_file *filp); +int radeon_gem_create_ioctl(struct drm_device *dev, void *data, + struct drm_file *filp); +int radeon_gem_pin_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); +int radeon_gem_unpin_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); +int radeon_gem_pwrite_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); +int radeon_gem_pread_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); +int radeon_gem_set_domain_ioctl(struct drm_device *dev, void *data, + struct drm_file *filp); +int radeon_gem_mmap_ioctl(struct drm_device *dev, void *data, + struct drm_file *filp); +int radeon_gem_busy_ioctl(struct drm_device *dev, void *data, + struct drm_file *filp); +int radeon_gem_wait_idle_ioctl(struct drm_device *dev, void *data, + struct drm_file *filp); +int radeon_gem_va_ioctl(struct drm_device *dev, void *data, + struct drm_file *filp); +int radeon_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp); +int radeon_gem_set_tiling_ioctl(struct drm_device *dev, void *data, + struct drm_file *filp); +int radeon_gem_get_tiling_ioctl(struct drm_device *dev, void *data, + struct drm_file *filp); + +/* VRAM scratch page for HDP bug, default vram page */ +struct r600_vram_scratch { + struct radeon_bo *robj; + volatile uint32_t *ptr; + u64 gpu_addr; +}; + + +/* + * Core structure, functions and helpers. + */ +typedef uint32_t (*radeon_rreg_t)(struct radeon_device*, uint32_t); +typedef void (*radeon_wreg_t)(struct radeon_device*, uint32_t, uint32_t); + +struct radeon_device { + struct device *dev; + struct drm_device *ddev; + struct pci_dev *pdev; + /* ASIC */ + union radeon_asic_config config; + enum radeon_family family; + unsigned long flags; + int usec_timeout; + enum radeon_pll_errata pll_errata; + int num_gb_pipes; + int num_z_pipes; + int disp_priority; + /* BIOS */ + uint8_t *bios; + bool is_atom_bios; + uint16_t bios_header_start; + struct radeon_bo *stollen_vga_memory; + /* Register mmio */ + resource_size_t rmmio_base; + resource_size_t rmmio_size; + void __iomem *rmmio; + radeon_rreg_t mc_rreg; + radeon_wreg_t mc_wreg; + radeon_rreg_t pll_rreg; + radeon_wreg_t pll_wreg; + uint32_t pcie_reg_mask; + radeon_rreg_t pciep_rreg; + radeon_wreg_t pciep_wreg; + /* io port */ + void __iomem *rio_mem; + resource_size_t rio_mem_size; + struct radeon_clock clock; + struct radeon_mc mc; + struct radeon_gart gart; + struct radeon_mode_info mode_info; + struct radeon_scratch scratch; + struct radeon_mman mman; + rwlock_t fence_lock; + struct radeon_fence_driver fence_drv[RADEON_NUM_RINGS]; + struct radeon_semaphore_driver semaphore_drv; + struct radeon_ring ring[RADEON_NUM_RINGS]; + struct radeon_ib_pool ib_pool; + struct radeon_irq irq; + struct radeon_asic *asic; + struct radeon_gem gem; + struct radeon_pm pm; + uint32_t bios_scratch[RADEON_BIOS_NUM_SCRATCH]; + struct radeon_mutex cs_mutex; + struct radeon_wb wb; + struct radeon_dummy_page dummy_page; + bool gpu_lockup; + bool shutdown; + bool suspend; + bool need_dma32; + bool accel_working; + struct radeon_surface_reg surface_regs[RADEON_GEM_MAX_SURFACES]; + const struct firmware *me_fw; /* all family ME firmware */ + const struct firmware *pfp_fw; /* r6/700 PFP firmware */ + const struct firmware *rlc_fw; /* r6/700 RLC firmware */ + const struct firmware *mc_fw; /* NI MC firmware */ + const struct firmware *ce_fw; /* SI CE firmware */ + struct r600_blit r600_blit; + struct r600_vram_scratch vram_scratch; + int msi_enabled; /* msi enabled */ + struct r600_ih ih; /* r6/700 interrupt ring */ + struct si_rlc rlc; + struct work_struct hotplug_work; + int num_crtc; /* number of crtcs */ + struct mutex dc_hw_i2c_mutex; /* display controller hw i2c mutex */ + struct mutex vram_mutex; + + /* audio stuff */ + bool audio_enabled; + struct timer_list audio_timer; + int audio_channels; + int audio_rate; + int audio_bits_per_sample; + uint8_t audio_status_bits; + uint8_t audio_category_code; + + struct notifier_block acpi_nb; + /* only one userspace can use Hyperz features or CMASK at a time */ + struct drm_file *hyperz_filp; + struct drm_file *cmask_filp; + /* i2c buses */ + struct radeon_i2c_chan *i2c_bus[RADEON_MAX_I2C_BUS]; + /* debugfs */ + struct radeon_debugfs debugfs[RADEON_DEBUGFS_MAX_COMPONENTS]; + unsigned debugfs_count; + /* virtual memory */ + struct radeon_vm_manager vm_manager; +}; + +int radeon_device_init(struct radeon_device *rdev, + struct drm_device *ddev, + struct pci_dev *pdev, + uint32_t flags); +void radeon_device_fini(struct radeon_device *rdev); +int radeon_gpu_wait_for_idle(struct radeon_device *rdev); + +uint32_t r100_mm_rreg(struct radeon_device *rdev, uint32_t reg); +void r100_mm_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v); +u32 r100_io_rreg(struct radeon_device *rdev, u32 reg); +void r100_io_wreg(struct radeon_device *rdev, u32 reg, u32 v); + +/* + * Cast helper + */ +#define to_radeon_fence(p) ((struct radeon_fence *)(p)) + +/* + * Registers read & write functions. + */ +#define RREG8(reg) readb((rdev->rmmio) + (reg)) +#define WREG8(reg, v) writeb(v, (rdev->rmmio) + (reg)) +#define RREG16(reg) readw((rdev->rmmio) + (reg)) +#define WREG16(reg, v) writew(v, (rdev->rmmio) + (reg)) +#define RREG32(reg) r100_mm_rreg(rdev, (reg)) +#define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", r100_mm_rreg(rdev, (reg))) +#define WREG32(reg, v) r100_mm_wreg(rdev, (reg), (v)) +#define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK) +#define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK) +#define RREG32_PLL(reg) rdev->pll_rreg(rdev, (reg)) +#define WREG32_PLL(reg, v) rdev->pll_wreg(rdev, (reg), (v)) +#define RREG32_MC(reg) rdev->mc_rreg(rdev, (reg)) +#define WREG32_MC(reg, v) rdev->mc_wreg(rdev, (reg), (v)) +#define RREG32_PCIE(reg) rv370_pcie_rreg(rdev, (reg)) +#define WREG32_PCIE(reg, v) rv370_pcie_wreg(rdev, (reg), (v)) +#define RREG32_PCIE_P(reg) rdev->pciep_rreg(rdev, (reg)) +#define WREG32_PCIE_P(reg, v) rdev->pciep_wreg(rdev, (reg), (v)) +#define WREG32_P(reg, val, mask) \ + do { \ + uint32_t tmp_ = RREG32(reg); \ + tmp_ &= (mask); \ + tmp_ |= ((val) & ~(mask)); \ + WREG32(reg, tmp_); \ + } while (0) +#define WREG32_PLL_P(reg, val, mask) \ + do { \ + uint32_t tmp_ = RREG32_PLL(reg); \ + tmp_ &= (mask); \ + tmp_ |= ((val) & ~(mask)); \ + WREG32_PLL(reg, tmp_); \ + } while (0) +#define DREG32_SYS(sqf, rdev, reg) seq_printf((sqf), #reg " : 0x%08X\n", r100_mm_rreg((rdev), (reg))) +#define RREG32_IO(reg) r100_io_rreg(rdev, (reg)) +#define WREG32_IO(reg, v) r100_io_wreg(rdev, (reg), (v)) + +/* + * Indirect registers accessor + */ +static inline uint32_t rv370_pcie_rreg(struct radeon_device *rdev, uint32_t reg) +{ + uint32_t r; + + WREG32(RADEON_PCIE_INDEX, ((reg) & rdev->pcie_reg_mask)); + r = RREG32(RADEON_PCIE_DATA); + return r; +} + +static inline void rv370_pcie_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v) +{ + WREG32(RADEON_PCIE_INDEX, ((reg) & rdev->pcie_reg_mask)); + WREG32(RADEON_PCIE_DATA, (v)); +} + +void r100_pll_errata_after_index(struct radeon_device *rdev); + + +/* + * ASICs helpers. + */ +#define ASIC_IS_RN50(rdev) ((rdev->pdev->device == 0x515e) || \ + (rdev->pdev->device == 0x5969)) +#define ASIC_IS_RV100(rdev) ((rdev->family == CHIP_RV100) || \ + (rdev->family == CHIP_RV200) || \ + (rdev->family == CHIP_RS100) || \ + (rdev->family == CHIP_RS200) || \ + (rdev->family == CHIP_RV250) || \ + (rdev->family == CHIP_RV280) || \ + (rdev->family == CHIP_RS300)) +#define ASIC_IS_R300(rdev) ((rdev->family == CHIP_R300) || \ + (rdev->family == CHIP_RV350) || \ + (rdev->family == CHIP_R350) || \ + (rdev->family == CHIP_RV380) || \ + (rdev->family == CHIP_R420) || \ + (rdev->family == CHIP_R423) || \ + (rdev->family == CHIP_RV410) || \ + (rdev->family == CHIP_RS400) || \ + (rdev->family == CHIP_RS480)) +#define ASIC_IS_X2(rdev) ((rdev->ddev->pdev->device == 0x9441) || \ + (rdev->ddev->pdev->device == 0x9443) || \ + (rdev->ddev->pdev->device == 0x944B) || \ + (rdev->ddev->pdev->device == 0x9506) || \ + (rdev->ddev->pdev->device == 0x9509) || \ + (rdev->ddev->pdev->device == 0x950F) || \ + (rdev->ddev->pdev->device == 0x689C) || \ + (rdev->ddev->pdev->device == 0x689D)) +#define ASIC_IS_AVIVO(rdev) ((rdev->family >= CHIP_RS600)) +#define ASIC_IS_DCE2(rdev) ((rdev->family == CHIP_RS600) || \ + (rdev->family == CHIP_RS690) || \ + (rdev->family == CHIP_RS740) || \ + (rdev->family >= CHIP_R600)) +#define ASIC_IS_DCE3(rdev) ((rdev->family >= CHIP_RV620)) +#define ASIC_IS_DCE32(rdev) ((rdev->family >= CHIP_RV730)) +#define ASIC_IS_DCE4(rdev) ((rdev->family >= CHIP_CEDAR)) +#define ASIC_IS_DCE41(rdev) ((rdev->family >= CHIP_PALM) && \ + (rdev->flags & RADEON_IS_IGP)) +#define ASIC_IS_DCE5(rdev) ((rdev->family >= CHIP_BARTS)) +#define ASIC_IS_DCE6(rdev) ((rdev->family >= CHIP_ARUBA)) +#define ASIC_IS_DCE61(rdev) ((rdev->family >= CHIP_ARUBA) && \ + (rdev->flags & RADEON_IS_IGP)) + +/* + * BIOS helpers. + */ +#define RBIOS8(i) (rdev->bios[i]) +#define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8)) +#define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16)) + +int radeon_combios_init(struct radeon_device *rdev); +void radeon_combios_fini(struct radeon_device *rdev); +int radeon_atombios_init(struct radeon_device *rdev); +void radeon_atombios_fini(struct radeon_device *rdev); + + +/* + * RING helpers. + */ +#if DRM_DEBUG_CODE == 0 +static inline void radeon_ring_write(struct radeon_ring *ring, uint32_t v) +{ + ring->ring[ring->wptr++] = v; + ring->wptr &= ring->ptr_mask; + ring->count_dw--; + ring->ring_free_dw--; +} +#else +/* With debugging this is just too big to inline */ +void radeon_ring_write(struct radeon_ring *ring, uint32_t v); +#endif + +/* + * ASICs macro. + */ +#define radeon_init(rdev) (rdev)->asic->init((rdev)) +#define radeon_fini(rdev) (rdev)->asic->fini((rdev)) +#define radeon_resume(rdev) (rdev)->asic->resume((rdev)) +#define radeon_suspend(rdev) (rdev)->asic->suspend((rdev)) +#define radeon_cs_parse(rdev, r, p) (rdev)->asic->ring[(r)].cs_parse((p)) +#define radeon_vga_set_state(rdev, state) (rdev)->asic->vga_set_state((rdev), (state)) +#define radeon_gpu_is_lockup(rdev, cp) (rdev)->asic->gpu_is_lockup((rdev), (cp)) +#define radeon_asic_reset(rdev) (rdev)->asic->asic_reset((rdev)) +#define radeon_gart_tlb_flush(rdev) (rdev)->asic->gart.tlb_flush((rdev)) +#define radeon_gart_set_page(rdev, i, p) (rdev)->asic->gart.set_page((rdev), (i), (p)) +#define radeon_ring_start(rdev, r, cp) (rdev)->asic->ring[(r)].ring_start((rdev), (cp)) +#define radeon_ring_test(rdev, r, cp) (rdev)->asic->ring[(r)].ring_test((rdev), (cp)) +#define radeon_ib_test(rdev, r, cp) (rdev)->asic->ring[(r)].ib_test((rdev), (cp)) +#define radeon_ring_ib_execute(rdev, r, ib) (rdev)->asic->ring[(r)].ib_execute((rdev), (ib)) +#define radeon_ring_ib_parse(rdev, r, ib) (rdev)->asic->ring[(r)].ib_parse((rdev), (ib)) +#define radeon_irq_set(rdev) (rdev)->asic->irq.set((rdev)) +#define radeon_irq_process(rdev) (rdev)->asic->irq.process((rdev)) +#define radeon_get_vblank_counter(rdev, crtc) (rdev)->asic->display.get_vblank_counter((rdev), (crtc)) +#define radeon_fence_ring_emit(rdev, r, fence) (rdev)->asic->ring[(r)].emit_fence((rdev), (fence)) +#define radeon_semaphore_ring_emit(rdev, r, cp, semaphore, emit_wait) (rdev)->asic->ring[(r)].emit_semaphore((rdev), (cp), (semaphore), (emit_wait)) +#define radeon_copy_blit(rdev, s, d, np, f) (rdev)->asic->copy.blit((rdev), (s), (d), (np), (f)) +#define radeon_copy_dma(rdev, s, d, np, f) (rdev)->asic->copy.dma((rdev), (s), (d), (np), (f)) +#define radeon_copy(rdev, s, d, np, f) (rdev)->asic->copy.copy((rdev), (s), (d), (np), (f)) +#define radeon_copy_blit_ring_index(rdev) (rdev)->asic->copy.blit_ring_index +#define radeon_copy_dma_ring_index(rdev) (rdev)->asic->copy.dma_ring_index +#define radeon_copy_ring_index(rdev) (rdev)->asic->copy.copy_ring_index +#define radeon_get_engine_clock(rdev) (rdev)->asic->pm.get_engine_clock((rdev)) +#define radeon_set_engine_clock(rdev, e) (rdev)->asic->pm.set_engine_clock((rdev), (e)) +#define radeon_get_memory_clock(rdev) (rdev)->asic->pm.get_memory_clock((rdev)) +#define radeon_set_memory_clock(rdev, e) (rdev)->asic->pm.set_memory_clock((rdev), (e)) +#define radeon_get_pcie_lanes(rdev) (rdev)->asic->pm.get_pcie_lanes((rdev)) +#define radeon_set_pcie_lanes(rdev, l) (rdev)->asic->pm.set_pcie_lanes((rdev), (l)) +#define radeon_set_clock_gating(rdev, e) (rdev)->asic->pm.set_clock_gating((rdev), (e)) +#define radeon_set_surface_reg(rdev, r, f, p, o, s) ((rdev)->asic->surface.set_reg((rdev), (r), (f), (p), (o), (s))) +#define radeon_clear_surface_reg(rdev, r) ((rdev)->asic->surface.clear_reg((rdev), (r))) +#define radeon_bandwidth_update(rdev) (rdev)->asic->display.bandwidth_update((rdev)) +#define radeon_hpd_init(rdev) (rdev)->asic->hpd.init((rdev)) +#define radeon_hpd_fini(rdev) (rdev)->asic->hpd.fini((rdev)) +#define radeon_hpd_sense(rdev, h) (rdev)->asic->hpd.sense((rdev), (h)) +#define radeon_hpd_set_polarity(rdev, h) (rdev)->asic->hpd.set_polarity((rdev), (h)) +#define radeon_gui_idle(rdev) (rdev)->asic->gui_idle((rdev)) +#define radeon_pm_misc(rdev) (rdev)->asic->pm.misc((rdev)) +#define radeon_pm_prepare(rdev) (rdev)->asic->pm.prepare((rdev)) +#define radeon_pm_finish(rdev) (rdev)->asic->pm.finish((rdev)) +#define radeon_pm_init_profile(rdev) (rdev)->asic->pm.init_profile((rdev)) +#define radeon_pm_get_dynpm_state(rdev) (rdev)->asic->pm.get_dynpm_state((rdev)) +#define radeon_pre_page_flip(rdev, crtc) rdev->asic->pflip.pre_page_flip((rdev), (crtc)) +#define radeon_page_flip(rdev, crtc, base) rdev->asic->pflip.page_flip((rdev), (crtc), (base)) +#define radeon_post_page_flip(rdev, crtc) rdev->asic->pflip.post_page_flip((rdev), (crtc)) +#define radeon_wait_for_vblank(rdev, crtc) rdev->asic->display.wait_for_vblank((rdev), (crtc)) +#define radeon_mc_wait_for_idle(rdev) rdev->asic->mc_wait_for_idle((rdev)) + +/* Common functions */ +/* AGP */ +extern int radeon_gpu_reset(struct radeon_device *rdev); +extern void radeon_agp_disable(struct radeon_device *rdev); +extern int radeon_modeset_init(struct radeon_device *rdev); +extern void radeon_modeset_fini(struct radeon_device *rdev); +extern bool radeon_card_posted(struct radeon_device *rdev); +extern void radeon_update_bandwidth_info(struct radeon_device *rdev); +extern void radeon_update_display_priority(struct radeon_device *rdev); +extern bool radeon_boot_test_post_card(struct radeon_device *rdev); +extern void radeon_scratch_init(struct radeon_device *rdev); +extern void radeon_wb_fini(struct radeon_device *rdev); +extern int radeon_wb_init(struct radeon_device *rdev); +extern void radeon_wb_disable(struct radeon_device *rdev); +extern void radeon_surface_init(struct radeon_device *rdev); +extern int radeon_cs_parser_init(struct radeon_cs_parser *p, void *data); +extern void radeon_legacy_set_clock_gating(struct radeon_device *rdev, int enable); +extern void radeon_atom_set_clock_gating(struct radeon_device *rdev, int enable); +extern void radeon_ttm_placement_from_domain(struct radeon_bo *rbo, u32 domain); +extern bool radeon_ttm_bo_is_radeon_bo(struct ttm_buffer_object *bo); +extern void radeon_vram_location(struct radeon_device *rdev, struct radeon_mc *mc, u64 base); +extern void radeon_gtt_location(struct radeon_device *rdev, struct radeon_mc *mc); +extern int radeon_resume_kms(struct drm_device *dev); +extern int radeon_suspend_kms(struct drm_device *dev, pm_message_t state); +extern void radeon_ttm_set_active_vram_size(struct radeon_device *rdev, u64 size); + +/* + * vm + */ +int radeon_vm_manager_init(struct radeon_device *rdev); +void radeon_vm_manager_fini(struct radeon_device *rdev); +int radeon_vm_manager_start(struct radeon_device *rdev); +int radeon_vm_manager_suspend(struct radeon_device *rdev); +int radeon_vm_init(struct radeon_device *rdev, struct radeon_vm *vm); +void radeon_vm_fini(struct radeon_device *rdev, struct radeon_vm *vm); +int radeon_vm_bind(struct radeon_device *rdev, struct radeon_vm *vm); +void radeon_vm_unbind(struct radeon_device *rdev, struct radeon_vm *vm); +int radeon_vm_bo_update_pte(struct radeon_device *rdev, + struct radeon_vm *vm, + struct radeon_bo *bo, + struct ttm_mem_reg *mem); +void radeon_vm_bo_invalidate(struct radeon_device *rdev, + struct radeon_bo *bo); +int radeon_vm_bo_add(struct radeon_device *rdev, + struct radeon_vm *vm, + struct radeon_bo *bo, + uint64_t offset, + uint32_t flags); +int radeon_vm_bo_rmv(struct radeon_device *rdev, + struct radeon_vm *vm, + struct radeon_bo *bo); + + +/* + * R600 vram scratch functions + */ +int r600_vram_scratch_init(struct radeon_device *rdev); +void r600_vram_scratch_fini(struct radeon_device *rdev); + +/* + * r600 cs checking helper + */ +unsigned r600_mip_minify(unsigned size, unsigned level); +bool r600_fmt_is_valid_color(u32 format); +bool r600_fmt_is_valid_texture(u32 format, enum radeon_family family); +int r600_fmt_get_blocksize(u32 format); +int r600_fmt_get_nblocksx(u32 format, u32 w); +int r600_fmt_get_nblocksy(u32 format, u32 h); + +/* + * r600 functions used by radeon_encoder.c + */ +extern void r600_hdmi_enable(struct drm_encoder *encoder); +extern void r600_hdmi_disable(struct drm_encoder *encoder); +extern void r600_hdmi_setmode(struct drm_encoder *encoder, struct drm_display_mode *mode); + +extern int ni_init_microcode(struct radeon_device *rdev); +extern int ni_mc_load_microcode(struct radeon_device *rdev); + +/* radeon_acpi.c */ +#if defined(CONFIG_ACPI) +extern int radeon_acpi_init(struct radeon_device *rdev); +#else +static inline int radeon_acpi_init(struct radeon_device *rdev) { return 0; } +#endif + +#include "radeon_object.h" + +#endif |