/* * 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_ASIC_H__ #define __RADEON_ASIC_H__ /* * common functions */ uint32_t radeon_legacy_get_engine_clock(struct radeon_device *rdev); void radeon_legacy_set_engine_clock(struct radeon_device *rdev, uint32_t eng_clock); uint32_t radeon_legacy_get_memory_clock(struct radeon_device *rdev); void radeon_legacy_set_clock_gating(struct radeon_device *rdev, int enable); uint32_t radeon_atom_get_engine_clock(struct radeon_device *rdev); void radeon_atom_set_engine_clock(struct radeon_device *rdev, uint32_t eng_clock); uint32_t radeon_atom_get_memory_clock(struct radeon_device *rdev); void radeon_atom_set_memory_clock(struct radeon_device *rdev, uint32_t mem_clock); void radeon_atom_set_clock_gating(struct radeon_device *rdev, int enable); void atombios_set_backlight_level(struct radeon_encoder *radeon_encoder, u8 level); void radeon_legacy_set_backlight_level(struct radeon_encoder *radeon_encoder, u8 level); /* * r100,rv100,rs100,rv200,rs200 */ struct r100_mc_save { u32 GENMO_WT; u32 CRTC_EXT_CNTL; u32 CRTC_GEN_CNTL; u32 CRTC2_GEN_CNTL; u32 CUR_OFFSET; u32 CUR2_OFFSET; }; int r100_init(struct radeon_device *rdev); void r100_fini(struct radeon_device *rdev); int r100_suspend(struct radeon_device *rdev); int r100_resume(struct radeon_device *rdev); void r100_vga_set_state(struct radeon_device *rdev, bool state); bool r100_gpu_is_lockup(struct radeon_device *rdev, struct radeon_ring *cp); int r100_asic_reset(struct radeon_device *rdev); u32 r100_get_vblank_counter(struct radeon_device *rdev, int crtc); void r100_pci_gart_tlb_flush(struct radeon_device *rdev); int r100_pci_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr); void r100_ring_start(struct radeon_device *rdev, struct radeon_ring *ring); int r100_irq_set(struct radeon_device *rdev); int r100_irq_process(struct radeon_device *rdev); void r100_fence_ring_emit(struct radeon_device *rdev, struct radeon_fence *fence); void r100_semaphore_ring_emit(struct radeon_device *rdev, struct radeon_ring *cp, struct radeon_semaphore *semaphore, bool emit_wait); int r100_cs_parse(struct radeon_cs_parser *p); void r100_pll_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v); uint32_t r100_pll_rreg(struct radeon_device *rdev, uint32_t reg); int r100_copy_blit(struct radeon_device *rdev, uint64_t src_offset, uint64_t dst_offset, unsigned num_gpu_pages, struct radeon_fence **fence); int r100_set_surface_reg(struct radeon_device *rdev, int reg, uint32_t tiling_flags, uint32_t pitch, uint32_t offset, uint32_t obj_size); void r100_clear_surface_reg(struct radeon_device *rdev, int reg); void r100_bandwidth_update(struct radeon_device *rdev); void r100_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib); int r100_ring_test(struct radeon_device *rdev, struct radeon_ring *cp); void r100_hpd_init(struct radeon_device *rdev); void r100_hpd_fini(struct radeon_device *rdev); bool r100_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd); void r100_hpd_set_polarity(struct radeon_device *rdev, enum radeon_hpd_id hpd); int r100_debugfs_rbbm_init(struct radeon_device *rdev); int r100_debugfs_cp_init(struct radeon_device *rdev); void r100_cp_disable(struct radeon_device *rdev); int r100_cp_init(struct radeon_device *rdev, unsigned ring_size); void r100_cp_fini(struct radeon_device *rdev); int r100_pci_gart_init(struct radeon_device *rdev); void r100_pci_gart_fini(struct radeon_device *rdev); int r100_pci_gart_enable(struct radeon_device *rdev); void r100_pci_gart_disable(struct radeon_device *rdev); int r100_debugfs_mc_info_init(struct radeon_device *rdev); int r100_gui_wait_for_idle(struct radeon_device *rdev); int r100_ib_test(struct radeon_device *rdev, struct radeon_ring *ring); void r100_irq_disable(struct radeon_device *rdev); void r100_mc_stop(struct radeon_device *rdev, struct r100_mc_save *save); void r100_mc_resume(struct radeon_device *rdev, struct r100_mc_save *save); void r100_vram_init_sizes(struct radeon_device *rdev); int r100_cp_reset(struct radeon_device *rdev); void r100_vga_render_disable(struct radeon_device *rdev); void r100_restore_sanity(struct radeon_device *rdev); int r100_cs_track_check_pkt3_indx_buffer(struct radeon_cs_parser *p, struct radeon_cs_packet *pkt, struct radeon_bo *robj); int r100_cs_parse_packet0(struct radeon_cs_parser *p, struct radeon_cs_packet *pkt, const unsigned *auth, unsigned n, radeon_packet0_check_t check); int r100_cs_packet_parse(struct radeon_cs_parser *p, struct radeon_cs_packet *pkt, unsigned idx); void r100_enable_bm(struct radeon_device *rdev); void r100_set_common_regs(struct radeon_device *rdev); void r100_bm_disable(struct radeon_device *rdev); extern bool r100_gui_idle(struct radeon_device *rdev); extern void r100_pm_misc(struct radeon_device *rdev); extern void r100_pm_prepare(struct radeon_device *rdev); extern void r100_pm_finish(struct radeon_device *rdev); extern void r100_pm_init_profile(struct radeon_device *rdev); extern void r100_pm_get_dynpm_state(struct radeon_device *rdev); extern void r100_pre_page_flip(struct radeon_device *rdev, int crtc); extern u32 r100_page_flip(struct radeon_device *rdev, int crtc, u64 crtc_base); extern void r100_post_page_flip(struct radeon_device *rdev, int crtc); extern void r100_wait_for_vblank(struct radeon_device *rdev, int crtc); extern int r100_mc_wait_for_idle(struct radeon_device *rdev); /* * r200,rv250,rs300,rv280 */ extern int r200_copy_dma(struct radeon_device *rdev, uint64_t src_offset, uint64_t dst_offset, unsigned num_gpu_pages, struct radeon_fence **fence); void r200_set_safe_registers(struct radeon_device *rdev); /* * r300,r350,rv350,rv380 */ extern int r300_init(struct radeon_device *rdev); extern void r300_fini(struct radeon_device *rdev); extern int r300_suspend(struct radeon_device *rdev); extern int r300_resume(struct radeon_device *rdev); extern int r300_asic_reset(struct radeon_device *rdev); extern void r300_ring_start(struct radeon_device *rdev, struct radeon_ring *ring); extern void r300_fence_ring_emit(struct radeon_device *rdev, struct radeon_fence *fence); extern int r300_cs_parse(struct radeon_cs_parser *p); extern void rv370_pcie_gart_tlb_flush(struct radeon_device *rdev); extern int rv370_pcie_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr); extern void rv370_set_pcie_lanes(struct radeon_device *rdev, int lanes); extern int rv370_get_pcie_lanes(struct radeon_device *rdev); extern void r300_set_reg_safe(struct radeon_device *rdev); extern void r300_mc_program(struct radeon_device *rdev); extern void r300_mc_init(struct radeon_device *rdev); extern void r300_clock_startup(struct radeon_device *rdev); extern int r300_mc_wait_for_idle(struct radeon_device *rdev); extern int rv370_pcie_gart_init(struct radeon_device *rdev); extern void rv370_pcie_gart_fini(struct radeon_device *rdev); extern int rv370_pcie_gart_enable(struct radeon_device *rdev); extern void rv370_pcie_gart_disable(struct radeon_device *rdev); extern int r300_mc_wait_for_idle(struct radeon_device *rdev); /* * r420,r423,rv410 */ extern int r420_init(struct radeon_device *rdev); extern void r420_fini(struct radeon_device *rdev); extern int r420_suspend(struct radeon_device *rdev); extern int r420_resume(struct radeon_device *rdev); extern void r420_pm_init_profile(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); /* * rs400,rs480 */ extern int rs400_init(struct radeon_device *rdev); extern void rs400_fini(struct radeon_device *rdev); extern int rs400_suspend(struct radeon_device *rdev); extern int rs400_resume(struct radeon_device *rdev); void rs400_gart_tlb_flush(struct radeon_device *rdev); int rs400_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr); uint32_t rs400_mc_rreg(struct radeon_device *rdev, uint32_t reg); void rs400_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v); int rs400_gart_init(struct radeon_device *rdev); int rs400_gart_enable(struct radeon_device *rdev); void rs400_gart_adjust_size(struct radeon_device *rdev); void rs400_gart_disable(struct radeon_device *rdev); void rs400_gart_fini(struct radeon_device *rdev); extern int rs400_mc_wait_for_idle(struct radeon_device *rdev); /* * rs600. */ extern int rs600_asic_reset(struct radeon_device *rdev); extern int rs600_init(struct radeon_device *rdev); extern void rs600_fini(struct radeon_device *rdev); extern int rs600_suspend(struct radeon_device *rdev); extern int rs600_resume(struct radeon_device *rdev); int rs600_irq_set(struct radeon_device *rdev); int rs600_irq_process(struct radeon_device *rdev); void rs600_irq_disable(struct radeon_device *rdev); u32 rs600_get_vblank_counter(struct radeon_device *rdev, int crtc); void rs600_gart_tlb_flush(struct radeon_device *rdev); int rs600_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr); uint32_t rs600_mc_rreg(struct radeon_device *rdev, uint32_t reg); void rs600_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v); void rs600_bandwidth_update(struct radeon_device *rdev); void rs600_hpd_init(struct radeon_device *rdev); void rs600_hpd_fini(struct radeon_device *rdev); bool rs600_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd); void rs600_hpd_set_polarity(struct radeon_device *rdev, enum radeon_hpd_id hpd); extern void rs600_pm_misc(struct radeon_device *rdev); extern void rs600_pm_prepare(struct radeon_device *rdev); extern void rs600_pm_finish(struct radeon_device *rdev); extern void rs600_pre_page_flip(struct radeon_device *rdev, int crtc); extern u32 rs600_page_flip(struct radeon_device *rdev, int crtc, u64 crtc_base); extern void rs600_post_page_flip(struct radeon_device *rdev, int crtc); void rs600_set_safe_registers(struct radeon_device *rdev); extern void avivo_wait_for_vblank(struct radeon_device *rdev, int crtc); extern int rs600_mc_wait_for_idle(struct radeon_device *rdev); /* * rs690,rs740 */ int rs690_init(struct radeon_device *rdev); void rs690_fini(struct radeon_device *rdev); int rs690_resume(struct radeon_device *rdev); int rs690_suspend(struct radeon_device *rdev); uint32_t rs690_mc_rreg(struct radeon_device *rdev, uint32_t reg); void rs690_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v); void rs690_bandwidth_update(struct radeon_device *rdev); void rs690_line_buffer_adjust(struct radeon_device *rdev, struct drm_display_mode *mode1, struct drm_display_mode *mode2); extern int rs690_mc_wait_for_idle(struct radeon_device *rdev); /* * rv515 */ struct rv515_mc_save { u32 vga_render_control; u32 vga_hdp_control; }; int rv515_init(struct radeon_device *rdev); void rv515_fini(struct radeon_device *rdev); uint32_t rv515_mc_rreg(struct radeon_device *rdev, uint32_t reg); void rv515_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v); void rv515_ring_start(struct radeon_device *rdev, struct radeon_ring *ring); void rv515_bandwidth_update(struct radeon_device *rdev); int rv515_resume(struct radeon_device *rdev); int rv515_suspend(struct radeon_device *rdev); void rv515_bandwidth_avivo_update(struct radeon_device *rdev); void rv515_vga_render_disable(struct radeon_device *rdev); void rv515_set_safe_registers(struct radeon_device *rdev); void rv515_mc_stop(struct radeon_device *rdev, struct rv515_mc_save *save); void rv515_mc_resume(struct radeon_device *rdev, struct rv515_mc_save *save); void rv515_clock_startup(struct radeon_device *rdev); void rv515_debugfs(struct radeon_device *rdev); int rv515_mc_wait_for_idle(struct radeon_device *rdev); /* * r520,rv530,rv560,rv570,r580 */ int r520_init(struct radeon_device *rdev); int r520_resume(struct radeon_device *rdev); int r520_mc_wait_for_idle(struct radeon_device *rdev); /* * r600,rv610,rv630,rv620,rv635,rv670,rs780,rs880 */ int r600_init(struct radeon_device *rdev); void r600_fini(struct radeon_device *rdev); int r600_suspend(struct radeon_device *rdev); int r600_resume(struct radeon_device *rdev); void r600_vga_set_state(struct radeon_device *rdev, bool state); int r600_wb_init(struct radeon_device *rdev); void r600_wb_fini(struct radeon_device *rdev); void r600_pcie_gart_tlb_flush(struct radeon_device *rdev); uint32_t r600_pciep_rreg(struct radeon_device *rdev, uint32_t reg); void r600_pciep_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v); int r600_cs_parse(struct radeon_cs_parser *p); void r600_fence_ring_emit(struct radeon_device *rdev, struct radeon_fence *fence); void r600_semaphore_ring_emit(struct radeon_device *rdev, struct radeon_ring *cp, struct radeon_semaphore *semaphore, bool emit_wait); bool r600_gpu_is_lockup(struct radeon_device *rdev, struct radeon_ring *cp); int r600_asic_reset(struct radeon_device *rdev); int r600_set_surface_reg(struct radeon_device *rdev, int reg, uint32_t tiling_flags, uint32_t pitch, uint32_t offset, uint32_t obj_size); void r600_clear_surface_reg(struct radeon_device *rdev, int reg); int r600_ib_test(struct radeon_device *rdev, struct radeon_ring *ring); void r600_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib); int r600_ring_test(struct radeon_device *rdev, struct radeon_ring *cp); int r600_copy_blit(struct radeon_device *rdev, uint64_t src_offset, uint64_t dst_offset, unsigned num_gpu_pages, struct radeon_fence **fence); void r600_hpd_init(struct radeon_device *rdev); void r600_hpd_fini(struct radeon_device *rdev); bool r600_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd); void r600_hpd_set_polarity(struct radeon_device *rdev, enum radeon_hpd_id hpd); extern void r600_ioctl_wait_idle(struct radeon_device *rdev, struct radeon_bo *bo); extern bool r600_gui_idle(struct radeon_device *rdev); extern void r600_pm_misc(struct radeon_device *rdev); extern void r600_pm_init_profile(struct radeon_device *rdev); extern void rs780_pm_init_profile(struct radeon_device *rdev); extern void r600_pm_get_dynpm_state(struct radeon_device *rdev); extern void r600_set_pcie_lanes(struct radeon_device *rdev, int lanes); extern int r600_get_pcie_lanes(struct radeon_device *rdev); bool r600_card_posted(struct radeon_device *rdev); void r600_cp_stop(struct radeon_device *rdev); int r600_cp_start(struct radeon_device *rdev); void r600_ring_init(struct radeon_device *rdev, struct radeon_ring *cp, unsigned ring_size); int r600_cp_resume(struct radeon_device *rdev); void r600_cp_fini(struct radeon_device *rdev); int r600_count_pipe_bits(uint32_t val); int r600_mc_wait_for_idle(struct radeon_device *rdev); int r600_pcie_gart_init(struct radeon_device *rdev); void r600_scratch_init(struct radeon_device *rdev); int r600_blit_init(struct radeon_device *rdev); void r600_blit_fini(struct radeon_device *rdev); int r600_init_microcode(struct radeon_device *rdev); /* r600 irq */ int r600_irq_process(struct radeon_device *rdev); int r600_irq_init(struct radeon_device *rdev); void r600_irq_fini(struct radeon_device *rdev); void r600_ih_ring_init(struct radeon_device *rdev, unsigned ring_size); int r600_irq_set(struct radeon_device *rdev); void r600_irq_suspend(struct radeon_device *rdev); void r600_disable_interrupts(struct radeon_device *rdev); void r600_rlc_stop(struct radeon_device *rdev); /* r600 audio */ int r600_audio_init(struct radeon_device *rdev); void r600_audio_set_clock(struct drm_encoder *encoder, int clock); struct r600_audio r600_audio_status(struct radeon_device *rdev); void r600_audio_fini(struct radeon_device *rdev); int r600_hdmi_buffer_status_changed(struct drm_encoder *encoder); void r600_hdmi_update_audio_settings(struct drm_encoder *encoder); /* r600 blit */ int r600_blit_prepare_copy(struct radeon_device *rdev, unsigned num_gpu_pages, struct radeon_fence **fence, struct radeon_sa_bo **vb, struct radeon_semaphore **sem); void r600_blit_done_copy(struct radeon_device *rdev, struct radeon_fence **fence, struct radeon_sa_bo *vb, struct radeon_semaphore *sem); void r600_kms_blit_copy(struct radeon_device *rdev, u64 src_gpu_addr, u64 dst_gpu_addr, unsigned num_gpu_pages, struct radeon_sa_bo *vb); int r600_mc_wait_for_idle(struct radeon_device *rdev); uint64_t r600_get_gpu_clock(struct radeon_device *rdev); /* * rv770,rv730,rv710,rv740 */ int rv770_init(struct radeon_device *rdev); void rv770_fini(struct radeon_device *rdev); int rv770_suspend(struct radeon_device *rdev); int rv770_resume(struct radeon_device *rdev); void rv770_pm_misc(struct radeon_device *rdev); u32 rv770_page_flip(struct radeon_device *rdev, int crtc, u64 crtc_base); void r700_vram_gtt_location(struct radeon_device *rdev, struct radeon_mc *mc); void r700_cp_stop(struct radeon_device *rdev); void r700_cp_fini(struct radeon_device *rdev); /* * evergreen */ struct evergreen_mc_save { u32 vga_render_control; u32 vga_hdp_control; bool crtc_enabled[RADEON_MAX_CRTCS]; }; void evergreen_pcie_gart_tlb_flush(struct radeon_device *rdev); int evergreen_init(struct radeon_device *rdev); void evergreen_fini(struct radeon_device *rdev); int evergreen_suspend(struct radeon_device *rdev); int evergreen_resume(struct radeon_device *rdev); bool evergreen_gpu_is_lockup(struct radeon_device *rdev, struct radeon_ring *cp); int evergreen_asic_reset(struct radeon_device *rdev); void evergreen_bandwidth_update(struct radeon_device *rdev); void evergreen_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib); void evergreen_hpd_init(struct radeon_device *rdev); void evergreen_hpd_fini(struct radeon_device *rdev); bool evergreen_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd); void evergreen_hpd_set_polarity(struct radeon_device *rdev, enum radeon_hpd_id hpd); u32 evergreen_get_vblank_counter(struct radeon_device *rdev, int crtc); int evergreen_irq_set(struct radeon_device *rdev); int evergreen_irq_process(struct radeon_device *rdev); extern int evergreen_cs_parse(struct radeon_cs_parser *p); extern void evergreen_pm_misc(struct radeon_device *rdev); extern void evergreen_pm_prepare(struct radeon_device *rdev); extern void evergreen_pm_finish(struct radeon_device *rdev); extern void sumo_pm_init_profile(struct radeon_device *rdev); extern void evergreen_pre_page_flip(struct radeon_device *rdev, int crtc); extern u32 evergreen_page_flip(struct radeon_device *rdev, int crtc, u64 crtc_base); extern void evergreen_post_page_flip(struct radeon_device *rdev, int crtc); extern void dce4_wait_for_vblank(struct radeon_device *rdev, int crtc); void evergreen_disable_interrupt_state(struct radeon_device *rdev); int evergreen_blit_init(struct radeon_device *rdev); int evergreen_mc_wait_for_idle(struct radeon_device *rdev); /* * cayman */ void cayman_fence_ring_emit(struct radeon_device *rdev, struct radeon_fence *fence); void cayman_pcie_gart_tlb_flush(struct radeon_device *rdev); int cayman_init(struct radeon_device *rdev); void cayman_fini(struct radeon_device *rdev); int cayman_suspend(struct radeon_device *rdev); int cayman_resume(struct radeon_device *rdev); int cayman_asic_reset(struct radeon_device *rdev); void cayman_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib); int cayman_vm_init(struct radeon_device *rdev); void cayman_vm_fini(struct radeon_device *rdev); void cayman_vm_unbind(struct radeon_device *rdev, struct radeon_vm *vm); void cayman_vm_flush(struct radeon_device *rdev, struct radeon_ib *ib); uint32_t cayman_vm_page_flags(struct radeon_device *rdev, uint32_t flags); void cayman_vm_set_page(struct radeon_device *rdev, struct radeon_vm *vm, unsigned pfn, struct ttm_mem_reg *mem, unsigned npages, uint32_t flags); int evergreen_ib_parse(struct radeon_device *rdev, struct radeon_ib *ib); /* DCE6 - SI */ void dce6_bandwidth_update(struct radeon_device *rdev); /* * si */ void si_fence_ring_emit(struct radeon_device *rdev, struct radeon_fence *fence); void si_pcie_gart_tlb_flush(struct radeon_device *rdev); int si_init(struct radeon_device *rdev); void si_fini(struct radeon_device *rdev); int si_suspend(struct radeon_device *rdev); int si_resume(struct radeon_device *rdev); bool si_gpu_is_lockup(struct radeon_device *rdev, struct radeon_ring *cp); int si_asic_reset(struct radeon_device *rdev); void si_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib); int si_irq_set(struct radeon_device *rdev); int si_irq_process(struct radeon_device *rdev); int si_vm_init(struct radeon_device *rdev); void si_vm_fini(struct radeon_device *rdev); void si_vm_flush(struct radeon_device *rdev, struct radeon_ib *ib); int si_ib_parse(struct radeon_device *rdev, struct radeon_ib *ib); uint64_t si_get_gpu_clock(struct radeon_device *rdev); #endif