diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon.h')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon.h | 76 |
1 files changed, 75 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index 6311b136259..950b346e343 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -44,6 +44,24 @@ * - 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 <asm/atomic.h> #include <linux/wait.h> #include <linux/list.h> @@ -342,7 +360,7 @@ struct radeon_ib { unsigned long idx; uint64_t gpu_addr; struct radeon_fence *fence; - volatile uint32_t *ptr; + uint32_t *ptr; uint32_t length_dw; }; @@ -415,7 +433,12 @@ struct radeon_cs_reloc { 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 { @@ -438,8 +461,38 @@ struct radeon_cs_parser { struct radeon_ib *ib; void *track; unsigned family; + int parser_error; }; +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); + + +static inline u32 radeon_get_ib_value(struct radeon_cs_parser *p, int idx) +{ + struct radeon_cs_chunk *ibc = &p->chunks[p->chunk_ib_idx]; + u32 pg_idx, pg_offset; + u32 idx_value = 0; + int new_page; + + pg_idx = (idx * 4) / PAGE_SIZE; + pg_offset = (idx * 4) % PAGE_SIZE; + + if (ibc->kpage_idx[0] == pg_idx) + return ibc->kpage[0][pg_offset/4]; + if (ibc->kpage_idx[1] == pg_idx) + return ibc->kpage[1][pg_offset/4]; + + new_page = radeon_cs_update_pages(p, pg_idx); + if (new_page < 0) { + p->parser_error = new_page; + return 0; + } + + idx_value = ibc->kpage[new_page][pg_offset/4]; + return idx_value; +} + struct radeon_cs_packet { unsigned idx; unsigned type; @@ -943,6 +996,7 @@ extern void radeon_clocks_fini(struct radeon_device *rdev); extern void radeon_scratch_init(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_atom_set_clock_gating(struct radeon_device *rdev, int enable); /* r100,rv100,rs100,rv200,rs200,r200,rv250,rs300,rv280 */ struct r100_mc_save { @@ -974,6 +1028,9 @@ extern void r100_vram_init_sizes(struct radeon_device *rdev); extern void r100_wb_disable(struct radeon_device *rdev); extern void r100_wb_fini(struct radeon_device *rdev); extern int r100_wb_init(struct radeon_device *rdev); +extern void r100_hdp_reset(struct radeon_device *rdev); +extern int r100_rb2d_reset(struct radeon_device *rdev); +extern int r100_cp_reset(struct radeon_device *rdev); /* r300,r350,rv350,rv370,rv380 */ extern void r300_set_reg_safe(struct radeon_device *rdev); @@ -985,12 +1042,29 @@ extern int rv370_pcie_gart_enable(struct radeon_device *rdev); extern void rv370_pcie_gart_disable(struct radeon_device *rdev); /* r420,r423,rv410 */ +extern int r420_mc_init(struct radeon_device *rdev); extern u32 r420_mc_rreg(struct radeon_device *rdev, u32 reg); extern void r420_mc_wreg(struct radeon_device *rdev, u32 reg, u32 v); extern int r420_debugfs_pipes_info_init(struct radeon_device *rdev); +extern void r420_pipes_init(struct radeon_device *rdev); /* rv515 */ +struct rv515_mc_save { + u32 d1vga_control; + u32 d2vga_control; + u32 vga_render_control; + u32 vga_hdp_control; + u32 d1crtc_control; + u32 d2crtc_control; +}; extern void rv515_bandwidth_avivo_update(struct radeon_device *rdev); +extern void rv515_vga_render_disable(struct radeon_device *rdev); +extern void rv515_set_safe_registers(struct radeon_device *rdev); +extern void rv515_mc_stop(struct radeon_device *rdev, struct rv515_mc_save *save); +extern void rv515_mc_resume(struct radeon_device *rdev, struct rv515_mc_save *save); +extern void rv515_clock_startup(struct radeon_device *rdev); +extern void rv515_debugfs(struct radeon_device *rdev); +extern int rv515_suspend(struct radeon_device *rdev); /* rs690, rs740 */ extern void rs690_line_buffer_adjust(struct radeon_device *rdev, |