RE: [PATCH 2/3] drm/radeon: clean function declarations up
From: Deucher, Alexander
Date: Fri Sep 30 2016 - 11:05:59 EST
> -----Original Message-----
> From: Baoyou Xie [mailto:baoyou.xie@xxxxxxxxxx]
> Sent: Friday, September 30, 2016 4:15 AM
> To: Deucher, Alexander; Koenig, Christian; airlied@xxxxxxxx
> Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx;
> arnd@xxxxxxxx; baoyou.xie@xxxxxxxxxx; xie.baoyou@xxxxxxxxxx;
> han.fei@xxxxxxxxxx; tang.qiang007@xxxxxxxxxx
> Subject: [PATCH 2/3] drm/radeon: clean function declarations up
>
> We get a few warnings when building kernel with W=1:
> drivers/gpu/drm/radeon/radeon_device.c:642:6: warning: no previous
> prototype for 'radeon_device_is_virtual' [-Wmissing-prototypes]
> drivers/gpu/drm/radeon/radeon_kms.c:56:5: warning: no previous
> prototype for 'radeon_driver_unload_kms' [-Wmissing-prototypes]
> drivers/gpu/drm/radeon/radeon_kms.c:97:5: warning: no previous
> prototype for 'radeon_driver_load_kms' [-Wmissing-prototypes]
> drivers/gpu/drm/radeon/radeon_kms.c:612:6: warning: no previous
> prototype for 'radeon_driver_lastclose_kms' [-Wmissing-prototypes]
> ....
>
> In fact, these functions are declared in some source files,
> but should be declared in a header file,
> thus can be recognized in other file.
>
> So this patch declares them in drivers/gpu/drm/radeon/radeon.h.
NACK. This just shoves a ton of unrelated declarations into radeon.h. I would prefer to refactor these in some sort of more organized way.
Alex
>
> Signed-off-by: Baoyou Xie <baoyou.xie@xxxxxxxxxx>
> ---
> drivers/gpu/drm/radeon/atombios_encoders.c | 4 -
> drivers/gpu/drm/radeon/btc_dpm.c | 4 -
> drivers/gpu/drm/radeon/ci_dpm.c | 10 --
> drivers/gpu/drm/radeon/cik.c | 14 --
> drivers/gpu/drm/radeon/cik_sdma.c | 2 -
> drivers/gpu/drm/radeon/cypress_dpm.c | 4 -
> drivers/gpu/drm/radeon/evergreen.c | 11 --
> drivers/gpu/drm/radeon/evergreen_cs.c | 2 -
> drivers/gpu/drm/radeon/evergreen_dma.c | 2 -
> drivers/gpu/drm/radeon/kv_dpm.c | 5 -
> drivers/gpu/drm/radeon/ni.c | 11 --
> drivers/gpu/drm/radeon/ni_dma.c | 2 -
> drivers/gpu/drm/radeon/ni_dpm.c | 3 -
> drivers/gpu/drm/radeon/r600.c | 2 -
> drivers/gpu/drm/radeon/r600_dma.c | 2 -
> drivers/gpu/drm/radeon/radeon.h | 207
> +++++++++++++++++++++++++++++
> drivers/gpu/drm/radeon/radeon_acpi.c | 2 -
> drivers/gpu/drm/radeon/radeon_asic.h | 9 --
> drivers/gpu/drm/radeon/radeon_atombios.c | 9 --
> drivers/gpu/drm/radeon/radeon_audio.c | 63 ---------
> drivers/gpu/drm/radeon/radeon_encoders.c | 8 --
> drivers/gpu/drm/radeon/radeon_i2c.c | 4 -
> drivers/gpu/drm/radeon/radeon_kms.c | 6 +-
> drivers/gpu/drm/radeon/radeon_object.c | 2 -
> drivers/gpu/drm/radeon/rv730_dpm.c | 3 -
> drivers/gpu/drm/radeon/rv740_dpm.c | 2 -
> drivers/gpu/drm/radeon/si.c | 10 --
> drivers/gpu/drm/radeon/si_dma.c | 2 -
> drivers/gpu/drm/radeon/si_dpm.c | 8 --
> drivers/gpu/drm/radeon/sumo_smc.c | 2 -
> drivers/gpu/drm/radeon/trinity_dpm.c | 1 -
> 31 files changed, 210 insertions(+), 206 deletions(-)
>
> diff --git a/drivers/gpu/drm/radeon/atombios_encoders.c
> b/drivers/gpu/drm/radeon/atombios_encoders.c
> index fa4f8f0..2bbb916 100644
> --- a/drivers/gpu/drm/radeon/atombios_encoders.c
> +++ b/drivers/gpu/drm/radeon/atombios_encoders.c
> @@ -291,10 +291,6 @@ static void radeon_atom_backlight_exit(struct
> radeon_encoder *encoder)
>
> #endif
>
> -/* evil but including atombios.h is much worse */
> -bool radeon_atom_get_tv_timings(struct radeon_device *rdev, int index,
> - struct drm_display_mode *mode);
> -
> static bool radeon_atom_mode_fixup(struct drm_encoder *encoder,
> const struct drm_display_mode *mode,
> struct drm_display_mode
> *adjusted_mode)
> diff --git a/drivers/gpu/drm/radeon/btc_dpm.c
> b/drivers/gpu/drm/radeon/btc_dpm.c
> index 38e5123..2b08cfd 100644
> --- a/drivers/gpu/drm/radeon/btc_dpm.c
> +++ b/drivers/gpu/drm/radeon/btc_dpm.c
> @@ -47,10 +47,6 @@
> #ifndef BTC_MGCG_SEQUENCE
> #define BTC_MGCG_SEQUENCE 300
>
> -struct rv7xx_ps *rv770_get_ps(struct radeon_ps *rps);
> -struct rv7xx_power_info *rv770_get_pi(struct radeon_device *rdev);
> -struct evergreen_power_info *evergreen_get_pi(struct radeon_device
> *rdev);
> -
> extern int ni_mc_load_microcode(struct radeon_device *rdev);
>
> //********* BARTS **************//
> diff --git a/drivers/gpu/drm/radeon/ci_dpm.c
> b/drivers/gpu/drm/radeon/ci_dpm.c
> index 7ba4508..57ac808 100644
> --- a/drivers/gpu/drm/radeon/ci_dpm.c
> +++ b/drivers/gpu/drm/radeon/ci_dpm.c
> @@ -165,16 +165,6 @@ static const struct ci_pt_config_reg didt_config_ci[] =
> extern u8 rv770_get_memory_module_index(struct radeon_device *rdev);
> extern int ni_copy_and_switch_arb_sets(struct radeon_device *rdev,
> u32 arb_freq_src, u32 arb_freq_dest);
> -extern u8 si_get_ddr3_mclk_frequency_ratio(u32 memory_clock);
> -extern u8 si_get_mclk_frequency_ratio(u32 memory_clock, bool
> strobe_mode);
> -extern void si_trim_voltage_table_to_fit_state_table(struct radeon_device
> *rdev,
> - u32 max_voltage_steps,
> - struct atom_voltage_table
> *voltage_table);
> -extern void cik_enter_rlc_safe_mode(struct radeon_device *rdev);
> -extern void cik_exit_rlc_safe_mode(struct radeon_device *rdev);
> -extern int ci_mc_load_microcode(struct radeon_device *rdev);
> -extern void cik_update_cg(struct radeon_device *rdev,
> - u32 block, bool enable);
>
> static int ci_get_std_voltage_value_sidd(struct radeon_device *rdev,
> struct atom_voltage_table_entry
> *voltage_table,
> diff --git a/drivers/gpu/drm/radeon/cik.c b/drivers/gpu/drm/radeon/cik.c
> index f6ff41a..7f2daf5 100644
> --- a/drivers/gpu/drm/radeon/cik.c
> +++ b/drivers/gpu/drm/radeon/cik.c
> @@ -118,21 +118,7 @@ MODULE_FIRMWARE("radeon/mullins_mec.bin");
> MODULE_FIRMWARE("radeon/mullins_rlc.bin");
> MODULE_FIRMWARE("radeon/mullins_sdma.bin");
>
> -extern int r600_ih_ring_alloc(struct radeon_device *rdev);
> -extern void r600_ih_ring_fini(struct radeon_device *rdev);
> -extern void evergreen_mc_stop(struct radeon_device *rdev, struct
> evergreen_mc_save *save);
> -extern void evergreen_mc_resume(struct radeon_device *rdev, struct
> evergreen_mc_save *save);
> -extern bool evergreen_is_display_hung(struct radeon_device *rdev);
> -extern void sumo_rlc_fini(struct radeon_device *rdev);
> -extern int sumo_rlc_init(struct radeon_device *rdev);
> -extern void si_vram_gtt_location(struct radeon_device *rdev, struct
> radeon_mc *mc);
> -extern void si_rlc_reset(struct radeon_device *rdev);
> -extern void si_init_uvd_internal_cg(struct radeon_device *rdev);
> static u32 cik_get_cu_active_bitmap(struct radeon_device *rdev, u32 se,
> u32 sh);
> -extern int cik_sdma_resume(struct radeon_device *rdev);
> -extern void cik_sdma_enable(struct radeon_device *rdev, bool enable);
> -extern void cik_sdma_fini(struct radeon_device *rdev);
> -extern void vce_v2_0_enable_mgcg(struct radeon_device *rdev, bool
> enable);
> static void cik_rlc_stop(struct radeon_device *rdev);
> static void cik_pcie_gen3_enable(struct radeon_device *rdev);
> static void cik_program_aspm(struct radeon_device *rdev);
> diff --git a/drivers/gpu/drm/radeon/cik_sdma.c
> b/drivers/gpu/drm/radeon/cik_sdma.c
> index 9c351dc..5f0862d 100644
> --- a/drivers/gpu/drm/radeon/cik_sdma.c
> +++ b/drivers/gpu/drm/radeon/cik_sdma.c
> @@ -33,8 +33,6 @@
> #define CIK_SDMA_UCODE_SIZE 1050
> #define CIK_SDMA_UCODE_VERSION 64
>
> -u32 cik_gpu_check_soft_reset(struct radeon_device *rdev);
> -
> /*
> * sDMA - System DMA
> * Starting with CIK, the GPU has new asynchronous
> diff --git a/drivers/gpu/drm/radeon/cypress_dpm.c
> b/drivers/gpu/drm/radeon/cypress_dpm.c
> index a4edd07..3bdb82e 100644
> --- a/drivers/gpu/drm/radeon/cypress_dpm.c
> +++ b/drivers/gpu/drm/radeon/cypress_dpm.c
> @@ -42,10 +42,6 @@
> #define MC_CG_SEQ_YCLK_SUSPEND 0x04
> #define MC_CG_SEQ_YCLK_RESUME 0x0a
>
> -struct rv7xx_ps *rv770_get_ps(struct radeon_ps *rps);
> -struct rv7xx_power_info *rv770_get_pi(struct radeon_device *rdev);
> -struct evergreen_power_info *evergreen_get_pi(struct radeon_device
> *rdev);
> -
> static void cypress_enable_bif_dynamic_pcie_gen2(struct radeon_device
> *rdev,
> bool enable)
> {
> diff --git a/drivers/gpu/drm/radeon/evergreen.c
> b/drivers/gpu/drm/radeon/evergreen.c
> index 0b6b576..943a696 100644
> --- a/drivers/gpu/drm/radeon/evergreen.c
> +++ b/drivers/gpu/drm/radeon/evergreen.c
> @@ -205,17 +205,6 @@ static void evergreen_gpu_init(struct radeon_device
> *rdev);
> void evergreen_fini(struct radeon_device *rdev);
> void evergreen_pcie_gen2_enable(struct radeon_device *rdev);
> void evergreen_program_aspm(struct radeon_device *rdev);
> -extern void cayman_cp_int_cntl_setup(struct radeon_device *rdev,
> - int ring, u32 cp_int_cntl);
> -extern void cayman_vm_decode_fault(struct radeon_device *rdev,
> - u32 status, u32 addr);
> -void cik_init_cp_pg_table(struct radeon_device *rdev);
> -
> -extern u32 si_get_csb_size(struct radeon_device *rdev);
> -extern void si_get_csb_buffer(struct radeon_device *rdev, volatile u32
> *buffer);
> -extern u32 cik_get_csb_size(struct radeon_device *rdev);
> -extern void cik_get_csb_buffer(struct radeon_device *rdev, volatile u32
> *buffer);
> -extern void rv770_set_clk_bypass_mode(struct radeon_device *rdev);
>
> static const u32 evergreen_golden_registers[] =
> {
> diff --git a/drivers/gpu/drm/radeon/evergreen_cs.c
> b/drivers/gpu/drm/radeon/evergreen_cs.c
> index f8b0509..cfc4cc9 100644
> --- a/drivers/gpu/drm/radeon/evergreen_cs.c
> +++ b/drivers/gpu/drm/radeon/evergreen_cs.c
> @@ -37,8 +37,6 @@
>
> #define REG_SAFE_BM_SIZE ARRAY_SIZE(evergreen_reg_safe_bm)
>
> -int r600_dma_cs_next_reloc(struct radeon_cs_parser *p,
> - struct radeon_bo_list **cs_reloc);
> struct evergreen_cs_track {
> u32 group_size;
> u32 nbanks;
> diff --git a/drivers/gpu/drm/radeon/evergreen_dma.c
> b/drivers/gpu/drm/radeon/evergreen_dma.c
> index 96535aa..67f350e 100644
> --- a/drivers/gpu/drm/radeon/evergreen_dma.c
> +++ b/drivers/gpu/drm/radeon/evergreen_dma.c
> @@ -26,8 +26,6 @@
> #include "radeon_asic.h"
> #include "evergreend.h"
>
> -u32 evergreen_gpu_check_soft_reset(struct radeon_device *rdev);
> -
> /**
> * evergreen_dma_fence_ring_emit - emit a fence on the DMA ring
> *
> diff --git a/drivers/gpu/drm/radeon/kv_dpm.c
> b/drivers/gpu/drm/radeon/kv_dpm.c
> index a7e9786..dee537c 100644
> --- a/drivers/gpu/drm/radeon/kv_dpm.c
> +++ b/drivers/gpu/drm/radeon/kv_dpm.c
> @@ -58,11 +58,6 @@ static void kv_dpm_powergate_vce(struct
> radeon_device *rdev, bool gate);
> static void kv_dpm_powergate_samu(struct radeon_device *rdev, bool
> gate);
> static void kv_dpm_powergate_acp(struct radeon_device *rdev, bool gate);
>
> -extern void cik_enter_rlc_safe_mode(struct radeon_device *rdev);
> -extern void cik_exit_rlc_safe_mode(struct radeon_device *rdev);
> -extern void cik_update_cg(struct radeon_device *rdev,
> - u32 block, bool enable);
> -
> static const struct kv_lcac_config_values sx_local_cac_cfg_kv[] =
> {
> { 0, 4, 1 },
> diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c
> index 103fc86..1a69aa0 100644
> --- a/drivers/gpu/drm/radeon/ni.c
> +++ b/drivers/gpu/drm/radeon/ni.c
> @@ -187,20 +187,9 @@ static const u32 tn_rlc_save_restore_register_list[] =
> 0x802c,
> };
>
> -extern bool evergreen_is_display_hung(struct radeon_device *rdev);
> -extern void evergreen_print_gpu_status_regs(struct radeon_device
> *rdev);
> -extern void evergreen_mc_stop(struct radeon_device *rdev, struct
> evergreen_mc_save *save);
> -extern void evergreen_mc_resume(struct radeon_device *rdev, struct
> evergreen_mc_save *save);
> extern int evergreen_mc_wait_for_idle(struct radeon_device *rdev);
> -extern void evergreen_mc_program(struct radeon_device *rdev);
> -extern void evergreen_irq_suspend(struct radeon_device *rdev);
> -extern int evergreen_mc_init(struct radeon_device *rdev);
> -extern void evergreen_fix_pci_max_read_req_size(struct radeon_device
> *rdev);
> extern void evergreen_pcie_gen2_enable(struct radeon_device *rdev);
> extern void evergreen_program_aspm(struct radeon_device *rdev);
> -extern void sumo_rlc_fini(struct radeon_device *rdev);
> -extern int sumo_rlc_init(struct radeon_device *rdev);
> -extern void evergreen_gpu_pci_config_reset(struct radeon_device *rdev);
>
> /* Firmware Names */
> MODULE_FIRMWARE("radeon/BARTS_pfp.bin");
> diff --git a/drivers/gpu/drm/radeon/ni_dma.c
> b/drivers/gpu/drm/radeon/ni_dma.c
> index ce787a9..62165f9d 100644
> --- a/drivers/gpu/drm/radeon/ni_dma.c
> +++ b/drivers/gpu/drm/radeon/ni_dma.c
> @@ -27,8 +27,6 @@
> #include "radeon_trace.h"
> #include "nid.h"
>
> -u32 cayman_gpu_check_soft_reset(struct radeon_device *rdev);
> -
> /*
> * DMA
> * Starting with R600, the GPU has an asynchronous
> diff --git a/drivers/gpu/drm/radeon/ni_dpm.c
> b/drivers/gpu/drm/radeon/ni_dpm.c
> index 4a601f9..1ad4bf3 100644
> --- a/drivers/gpu/drm/radeon/ni_dpm.c
> +++ b/drivers/gpu/drm/radeon/ni_dpm.c
> @@ -718,9 +718,6 @@ static const u32 cayman_sysls_enable[] =
> };
> #define CAYMAN_SYSLS_ENABLE_LENGTH sizeof(cayman_sysls_enable) / (3
> * sizeof(u32))
>
> -struct rv7xx_power_info *rv770_get_pi(struct radeon_device *rdev);
> -struct evergreen_power_info *evergreen_get_pi(struct radeon_device
> *rdev);
> -
> extern int ni_mc_load_microcode(struct radeon_device *rdev);
>
> struct ni_power_info *ni_get_pi(struct radeon_device *rdev)
> diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
> index a951881..dceafe5 100644
> --- a/drivers/gpu/drm/radeon/r600.c
> +++ b/drivers/gpu/drm/radeon/r600.c
> @@ -105,8 +105,6 @@ static void r600_gpu_init(struct radeon_device
> *rdev);
> void r600_fini(struct radeon_device *rdev);
> void r600_irq_disable(struct radeon_device *rdev);
> static void r600_pcie_gen2_enable(struct radeon_device *rdev);
> -extern int evergreen_rlc_resume(struct radeon_device *rdev);
> -extern void rv770_set_clk_bypass_mode(struct radeon_device *rdev);
>
> /*
> * Indirect registers accessor
> diff --git a/drivers/gpu/drm/radeon/r600_dma.c
> b/drivers/gpu/drm/radeon/r600_dma.c
> index fb65e6f..80c1b7a 100644
> --- a/drivers/gpu/drm/radeon/r600_dma.c
> +++ b/drivers/gpu/drm/radeon/r600_dma.c
> @@ -26,8 +26,6 @@
> #include "radeon_asic.h"
> #include "r600d.h"
>
> -u32 r600_gpu_check_soft_reset(struct radeon_device *rdev);
> -
> /*
> * DMA
> * Starting with R600, the GPU has an asynchronous
> diff --git a/drivers/gpu/drm/radeon/radeon.h
> b/drivers/gpu/drm/radeon/radeon.h
> index 1b0dcad..9c02fbc 100644
> --- a/drivers/gpu/drm/radeon/radeon.h
> +++ b/drivers/gpu/drm/radeon/radeon.h
> @@ -2976,4 +2976,211 @@ int r600_cs_common_vline_parse(struct
> radeon_cs_parser *p,
>
> #include "radeon_object.h"
>
> +extern bool radeon_device_is_virtual(void);
> +extern int radeon_driver_unload_kms(struct drm_device *dev);
> +extern int radeon_driver_load_kms(struct drm_device *dev, unsigned long
> flags);
> +extern void radeon_driver_lastclose_kms(struct drm_device *dev);
> +extern int
> +radeon_driver_open_kms(struct drm_device *dev, struct drm_file
> *file_priv);
> +extern void radeon_driver_postclose_kms(struct drm_device *dev,
> + struct drm_file *file_priv);
> +extern void radeon_driver_preclose_kms(struct drm_device *dev,
> + struct drm_file *file_priv);
> +extern u32
> +radeon_get_vblank_counter_kms(struct drm_device *dev, unsigned int
> pipe);
> +extern int radeon_enable_vblank_kms(struct drm_device *dev, unsigned
> int pipe);
> +extern void
> +radeon_disable_vblank_kms(struct drm_device *dev, unsigned int pipe);
> +extern int
> +radeon_get_vblank_timestamp_kms(struct drm_device *dev, unsigned int
> pipe,
> + int *max_error, struct timeval *vblank_time,
> + unsigned int flags);
> +bool radeon_atom_get_tv_timings(struct radeon_device *rdev, int index,
> + struct drm_display_mode *mode);
> +/* from radeon_object.c */
> +int radeon_ttm_init(struct radeon_device *rdev);
> +void radeon_ttm_fini(struct radeon_device *rdev);
> +
> +extern int radeon_mmap(struct file *filp, struct vm_area_struct *vma);
> +
> +void radeon_legacy_backlight_init(struct radeon_encoder
> *radeon_encoder,
> + struct drm_connector *drm_connector);
> +void radeon_add_legacy_encoder(struct drm_device *dev,
> + uint32_t encoder_enum, uint32_t supported_device);
> +
> +extern void radeon_gem_object_free(struct drm_gem_object *obj);
> +extern int radeon_gem_object_open(struct drm_gem_object *obj,
> + struct drm_file *file_priv);
> +extern void radeon_gem_object_close(struct drm_gem_object *obj,
> + struct drm_file *file_priv);
> +extern irqreturn_t radeon_driver_irq_handler_kms(int irq, void *arg);
> +extern void radeon_driver_irq_preinstall_kms(struct drm_device *dev);
> +extern int radeon_driver_irq_postinstall_kms(struct drm_device *dev);
> +extern void radeon_driver_irq_uninstall_kms(struct drm_device *dev);
> +
> +u32 r600_gpu_check_soft_reset(struct radeon_device *rdev);
> +int r600_ih_ring_alloc(struct radeon_device *rdev);
> +void r600_ih_ring_fini(struct radeon_device *rdev);
> +void rv770_set_clk_bypass_mode(struct radeon_device *rdev);
> +void radeon_pm_acpi_event_handler(struct radeon_device *rdev);
> +void r600_hdmi_update_acr(struct drm_encoder *encoder, long offset,
> + const struct radeon_hdmi_acr *acr);
> +void r600_set_avi_packet(struct radeon_device *rdev, u32 offset,
> + unsigned char *buffer, size_t size);
> +void r600_hdmi_audio_set_dto(struct radeon_device *rdev,
> + struct radeon_crtc *crtc, unsigned int clock);
> +void r600_set_vbi_packet(struct drm_encoder *encoder, u32 offset);
> +void r600_set_audio_packet(struct drm_encoder *encoder, u32 offset);
> +void r600_set_mute(struct drm_encoder *encoder, u32 offset, bool mute);
> +void r600_hdmi_enable(struct drm_encoder *encoder, bool enable);
> +void dce3_2_afmt_hdmi_write_speaker_allocation(struct drm_encoder
> *encoder,
> + u8 *sadb, int sad_count);
> +void dce3_2_afmt_dp_write_speaker_allocation(struct drm_encoder
> *encoder,
> + u8 *sadb, int sad_count);
> +void dce3_2_afmt_write_sad_regs(struct drm_encoder *encoder,
> + struct cea_sad *sads, int sad_count);
> +void dce3_2_audio_set_dto(struct radeon_device *rdev,
> + struct radeon_crtc *crtc, unsigned int clock);
> +void dce3_2_hdmi_update_acr(struct drm_encoder *encoder, long offset,
> + const struct radeon_hdmi_acr *acr);
> +void dce3_2_set_audio_packet(struct drm_encoder *encoder, u32 offset);
> +void dce3_2_set_mute(struct drm_encoder *encoder, u32 offset, bool
> mute);
> +
> +/*
> + * evergreen
> + */
> +struct evergreen_mc_save {
> + u32 vga_render_control;
> + u32 vga_hdp_control;
> + bool crtc_enabled[RADEON_MAX_CRTCS];
> +};
> +
> +void evergreen_fix_pci_max_read_req_size(struct radeon_device *rdev);
> +u32 evergreen_get_number_of_dram_channels(struct radeon_device
> *rdev);
> +void
> +evergreen_mc_stop(struct radeon_device *rdev, struct
> evergreen_mc_save *save);
> +void
> +evergreen_mc_resume(struct radeon_device *rdev, struct
> evergreen_mc_save *save);
> +void evergreen_mc_program(struct radeon_device *rdev);
> +int evergreen_mc_init(struct radeon_device *rdev);
> +void evergreen_print_gpu_status_regs(struct radeon_device *rdev);
> +bool evergreen_is_display_hung(struct radeon_device *rdev);
> +u32 evergreen_gpu_check_soft_reset(struct radeon_device *rdev);
> +void evergreen_gpu_pci_config_reset(struct radeon_device *rdev);
> +
> +void sumo_rlc_fini(struct radeon_device *rdev);
> +int sumo_rlc_init(struct radeon_device *rdev);
> +int evergreen_rlc_resume(struct radeon_device *rdev);
> +void evergreen_irq_suspend(struct radeon_device *rdev);
> +void dce4_audio_enable(struct radeon_device *rdev, struct
> r600_audio_pin *pin,
> + u8 enable_mask);
> +void evergreen_hdmi_update_acr(struct drm_encoder *encoder, long
> offset,
> + const struct radeon_hdmi_acr *acr);
> +void dce4_afmt_write_latency_fields(struct drm_encoder *encoder,
> + struct drm_connector *connector, struct drm_display_mode
> *mode);
> +void dce4_afmt_hdmi_write_speaker_allocation(struct drm_encoder
> *encoder,
> + u8 *sadb, int sad_count);
> +void dce4_afmt_dp_write_speaker_allocation(struct drm_encoder
> *encoder,
> + u8 *sadb, int sad_count);
> +void evergreen_hdmi_write_sad_regs(struct drm_encoder *encoder,
> + struct cea_sad *sads, int sad_count);
> +void evergreen_set_avi_packet(struct radeon_device *rdev, u32 offset,
> + unsigned char *buffer, size_t size);
> +void dce4_hdmi_audio_set_dto(struct radeon_device *rdev,
> + struct radeon_crtc *crtc, unsigned int clock);
> +void dce4_dp_audio_set_dto(struct radeon_device *rdev,
> + struct radeon_crtc *crtc, unsigned int clock);
> +void dce4_set_vbi_packet(struct drm_encoder *encoder, u32 offset);
> +void dce4_hdmi_set_color_depth(struct drm_encoder *encoder,
> + u32 offset, int bpc);
> +void dce4_set_audio_packet(struct drm_encoder *encoder, u32 offset);
> +void dce4_set_mute(struct drm_encoder *encoder, u32 offset, bool
> mute);
> +void cayman_cp_int_cntl_setup(struct radeon_device *rdev,
> + int ring, u32 cp_int_cntl);
> +u32 cayman_gpu_check_soft_reset(struct radeon_device *rdev);
> +void cayman_vm_decode_fault(struct radeon_device *rdev,
> + u32 status, u32 addr);
> +void evergreen_hdmi_enable(struct drm_encoder *encoder, bool enable);
> +void evergreen_dp_enable(struct drm_encoder *encoder, bool enable);
> +
> +void radeon_atom_backlight_init(struct radeon_encoder
> *radeon_encoder,
> + struct drm_connector *drm_connector);
> +void radeon_add_atom_encoder(struct drm_device *dev, uint32_t
> encoder_enum,
> + uint32_t supported_device, u16 caps);
> +int radeon_atom_hw_i2c_xfer(struct i2c_adapter *i2c_adap,
> + struct i2c_msg *msgs, int num);
> +u32 radeon_atom_hw_i2c_func(struct i2c_adapter *adap);
> +
> +int si_mc_load_microcode(struct radeon_device *rdev);
> +u32 si_gpu_check_soft_reset(struct radeon_device *rdev);
> +void si_vram_gtt_location(struct radeon_device *rdev, struct radeon_mc
> *mc);
> +void si_init_uvd_internal_cg(struct radeon_device *rdev);
> +u32 si_get_csb_size(struct radeon_device *rdev);
> +void si_get_csb_buffer(struct radeon_device *rdev, volatile u32 *buffer);
> +void si_rlc_reset(struct radeon_device *rdev);
> +
> +extern struct sg_table *
> +radeon_gem_prime_get_sg_table(struct drm_gem_object *obj);
> +extern void *radeon_gem_prime_vmap(struct drm_gem_object *obj);
> +extern void radeon_gem_prime_vunmap(struct drm_gem_object *obj,
> void *vaddr);
> +
> +extern struct drm_gem_object *
> +radeon_gem_prime_import_sg_table(struct drm_device *dev,
> + struct dma_buf_attachment *attach, struct sg_table *sg);
> +
> +extern int radeon_gem_prime_pin(struct drm_gem_object *obj);
> +extern void radeon_gem_prime_unpin(struct drm_gem_object *obj);
> +extern struct reservation_object *
> +radeon_gem_prime_res_obj(struct drm_gem_object *obj);
> +extern struct dma_buf *radeon_gem_prime_export(struct drm_device
> *dev,
> + struct drm_gem_object *gobj, int flags);
> +
> +int ci_mc_load_microcode(struct radeon_device *rdev);
> +u32 cik_gpu_check_soft_reset(struct radeon_device *rdev);
> +void cik_enter_rlc_safe_mode(struct radeon_device *rdev);
> +void cik_exit_rlc_safe_mode(struct radeon_device *rdev);
> +void cik_update_cg(struct radeon_device *rdev, u32 block, bool enable);
> +
> +void cik_init_cp_pg_table(struct radeon_device *rdev);
> +u32 cik_get_csb_size(struct radeon_device *rdev);
> +
> +void cik_get_csb_buffer(struct radeon_device *rdev, volatile u32 *buffer);
> +struct rv7xx_ps *rv770_get_ps(struct radeon_ps *rps);
> +struct rv7xx_power_info *rv770_get_pi(struct radeon_device *rdev);
> +struct evergreen_power_info *evergreen_get_pi(struct radeon_device
> *rdev);
> +struct sumo_power_info *sumo_get_pi(struct radeon_device *rdev);
> +struct ni_power_info *ni_get_pi(struct radeon_device *rdev);
> +struct ni_ps *ni_get_ps(struct radeon_ps *rps);
> +
> +u8 si_get_ddr3_mclk_frequency_ratio(u32 memory_clock);
> +u8 si_get_mclk_frequency_ratio(u32 memory_clock, bool strobe_mode);
> +void si_trim_voltage_table_to_fit_state_table(struct radeon_device *rdev,
> + u32 max_voltage_steps,
> + struct atom_voltage_table *voltage_table);
> +u32 dce6_endpoint_rreg(struct radeon_device *rdev, u32 offset, u32 reg);
> +void dce6_endpoint_wreg(struct radeon_device *rdev, u32 offset, u32 reg,
> u32 v);
> +void dce6_afmt_select_pin(struct drm_encoder *encoder);
> +void dce6_afmt_write_latency_fields(struct drm_encoder *encoder,
> + struct drm_connector *connector, struct drm_display_mode
> *mode);
> +void dce6_afmt_hdmi_write_speaker_allocation(struct drm_encoder
> *encoder,
> + u8 *sadb, int sad_count);
> +void dce6_afmt_dp_write_speaker_allocation(struct drm_encoder
> *encoder,
> + u8 *sadb, int sad_count);
> +void dce6_afmt_write_sad_regs(struct drm_encoder *encoder, struct
> cea_sad *sads,
> + int sad_count);
> +void dce6_hdmi_audio_set_dto(struct radeon_device *rdev,
> + struct radeon_crtc *crtc, unsigned int clock);
> +void dce6_dp_audio_set_dto(struct radeon_device *rdev, struct
> radeon_crtc *crtc,
> + unsigned int clock);
> +void cik_sdma_enable(struct radeon_device *rdev, bool enable);
> +int cik_sdma_resume(struct radeon_device *rdev);
> +void cik_sdma_fini(struct radeon_device *rdev);
> +
> +void vce_v1_0_enable_mgcg(struct radeon_device *rdev, bool enable);
> +void vce_v2_0_enable_mgcg(struct radeon_device *rdev, bool enable);
> +
> +int r600_dma_cs_next_reloc(struct radeon_cs_parser *p,
> + struct radeon_bo_list **cs_reloc);
> +
> +
> #endif
> diff --git a/drivers/gpu/drm/radeon/radeon_acpi.c
> b/drivers/gpu/drm/radeon/radeon_acpi.c
> index 6efbd65..231d01d 100644
> --- a/drivers/gpu/drm/radeon/radeon_acpi.c
> +++ b/drivers/gpu/drm/radeon/radeon_acpi.c
> @@ -41,8 +41,6 @@ static inline bool
> radeon_atpx_dgpu_req_power_for_displays(void) { return false;
>
> #define ACPI_AC_CLASS "ac_adapter"
>
> -extern void radeon_pm_acpi_event_handler(struct radeon_device *rdev);
> -
> struct atif_verify_interface {
> u16 size; /* structure size in bytes (includes size field)
> */
> u16 version; /* version */
> diff --git a/drivers/gpu/drm/radeon/radeon_asic.h
> b/drivers/gpu/drm/radeon/radeon_asic.h
> index e3f036c..48b46fb 100644
> --- a/drivers/gpu/drm/radeon/radeon_asic.h
> +++ b/drivers/gpu/drm/radeon/radeon_asic.h
> @@ -498,15 +498,6 @@ bool rv770_dpm_vblank_too_short(struct
> radeon_device *rdev);
> u32 rv770_dpm_get_current_sclk(struct radeon_device *rdev);
> u32 rv770_dpm_get_current_mclk(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);
> diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c
> b/drivers/gpu/drm/radeon/radeon_atombios.c
> index 4134759..4d640de 100644
> --- a/drivers/gpu/drm/radeon/radeon_atombios.c
> +++ b/drivers/gpu/drm/radeon/radeon_atombios.c
> @@ -31,15 +31,6 @@
> #include "atom-bits.h"
> #include "radeon_asic.h"
>
> -extern void
> -radeon_add_atom_encoder(struct drm_device *dev, uint32_t
> encoder_enum,
> - uint32_t supported_device, u16 caps);
> -
> -/* from radeon_legacy_encoder.c */
> -extern void
> -radeon_add_legacy_encoder(struct drm_device *dev, uint32_t
> encoder_enum,
> - uint32_t supported_device);
> -
> union atom_supported_devices {
> struct _ATOM_SUPPORTED_DEVICES_INFO info;
> struct _ATOM_SUPPORTED_DEVICES_INFO_2 info_2;
> diff --git a/drivers/gpu/drm/radeon/radeon_audio.c
> b/drivers/gpu/drm/radeon/radeon_audio.c
> index b214663..0303f07 100644
> --- a/drivers/gpu/drm/radeon/radeon_audio.c
> +++ b/drivers/gpu/drm/radeon/radeon_audio.c
> @@ -31,77 +31,14 @@
>
> void r600_audio_enable(struct radeon_device *rdev, struct r600_audio_pin
> *pin,
> u8 enable_mask);
> -void dce4_audio_enable(struct radeon_device *rdev, struct r600_audio_pin
> *pin,
> - u8 enable_mask);
> void dce6_audio_enable(struct radeon_device *rdev, struct r600_audio_pin
> *pin,
> u8 enable_mask);
> -u32 dce6_endpoint_rreg(struct radeon_device *rdev, u32 offset, u32 reg);
> -void dce6_endpoint_wreg(struct radeon_device *rdev,
> - u32 offset, u32 reg, u32 v);
> -void dce3_2_afmt_write_sad_regs(struct drm_encoder *encoder,
> - struct cea_sad *sads, int sad_count);
> -void evergreen_hdmi_write_sad_regs(struct drm_encoder *encoder,
> - struct cea_sad *sads, int sad_count);
> -void dce6_afmt_write_sad_regs(struct drm_encoder *encoder,
> - struct cea_sad *sads, int sad_count);
> -void dce3_2_afmt_hdmi_write_speaker_allocation(struct drm_encoder
> *encoder,
> - u8 *sadb, int sad_count);
> -void dce3_2_afmt_dp_write_speaker_allocation(struct drm_encoder
> *encoder,
> - u8 *sadb, int sad_count);
> -void dce4_afmt_hdmi_write_speaker_allocation(struct drm_encoder
> *encoder,
> - u8 *sadb, int sad_count);
> -void dce4_afmt_dp_write_speaker_allocation(struct drm_encoder
> *encoder,
> - u8 *sadb, int sad_count);
> -void dce6_afmt_hdmi_write_speaker_allocation(struct drm_encoder
> *encoder,
> - u8 *sadb, int sad_count);
> -void dce6_afmt_dp_write_speaker_allocation(struct drm_encoder
> *encoder,
> - u8 *sadb, int sad_count);
> -void dce4_afmt_write_latency_fields(struct drm_encoder *encoder,
> - struct drm_connector *connector, struct drm_display_mode
> *mode);
> -void dce6_afmt_write_latency_fields(struct drm_encoder *encoder,
> - struct drm_connector *connector, struct drm_display_mode
> *mode);
> struct r600_audio_pin* r600_audio_get_pin(struct radeon_device *rdev);
> struct r600_audio_pin* dce6_audio_get_pin(struct radeon_device *rdev);
> -void dce6_afmt_select_pin(struct drm_encoder *encoder);
> -void r600_hdmi_audio_set_dto(struct radeon_device *rdev,
> - struct radeon_crtc *crtc, unsigned int clock);
> -void dce3_2_audio_set_dto(struct radeon_device *rdev,
> - struct radeon_crtc *crtc, unsigned int clock);
> -void dce4_hdmi_audio_set_dto(struct radeon_device *rdev,
> - struct radeon_crtc *crtc, unsigned int clock);
> -void dce4_dp_audio_set_dto(struct radeon_device *rdev,
> - struct radeon_crtc *crtc, unsigned int clock);
> -void dce6_hdmi_audio_set_dto(struct radeon_device *rdev,
> - struct radeon_crtc *crtc, unsigned int clock);
> -void dce6_dp_audio_set_dto(struct radeon_device *rdev,
> - struct radeon_crtc *crtc, unsigned int clock);
> -void r600_set_avi_packet(struct radeon_device *rdev, u32 offset,
> - unsigned char *buffer, size_t size);
> -void evergreen_set_avi_packet(struct radeon_device *rdev, u32 offset,
> - unsigned char *buffer, size_t size);
> -void r600_hdmi_update_acr(struct drm_encoder *encoder, long offset,
> - const struct radeon_hdmi_acr *acr);
> -void dce3_2_hdmi_update_acr(struct drm_encoder *encoder, long offset,
> - const struct radeon_hdmi_acr *acr);
> -void evergreen_hdmi_update_acr(struct drm_encoder *encoder, long
> offset,
> - const struct radeon_hdmi_acr *acr);
> -void r600_set_vbi_packet(struct drm_encoder *encoder, u32 offset);
> -void dce4_set_vbi_packet(struct drm_encoder *encoder, u32 offset);
> -void dce4_hdmi_set_color_depth(struct drm_encoder *encoder,
> - u32 offset, int bpc);
> -void r600_set_audio_packet(struct drm_encoder *encoder, u32 offset);
> -void dce3_2_set_audio_packet(struct drm_encoder *encoder, u32 offset);
> -void dce4_set_audio_packet(struct drm_encoder *encoder, u32 offset);
> -void r600_set_mute(struct drm_encoder *encoder, u32 offset, bool mute);
> -void dce3_2_set_mute(struct drm_encoder *encoder, u32 offset, bool
> mute);
> -void dce4_set_mute(struct drm_encoder *encoder, u32 offset, bool mute);
> static void radeon_audio_hdmi_mode_set(struct drm_encoder *encoder,
> struct drm_display_mode *mode);
> static void radeon_audio_dp_mode_set(struct drm_encoder *encoder,
> struct drm_display_mode *mode);
> -void r600_hdmi_enable(struct drm_encoder *encoder, bool enable);
> -void evergreen_hdmi_enable(struct drm_encoder *encoder, bool enable);
> -void evergreen_dp_enable(struct drm_encoder *encoder, bool enable);
>
> static const u32 pin_offsets[7] =
> {
> diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c
> b/drivers/gpu/drm/radeon/radeon_encoders.c
> index c6ee802..675153e 100644
> --- a/drivers/gpu/drm/radeon/radeon_encoders.c
> +++ b/drivers/gpu/drm/radeon/radeon_encoders.c
> @@ -29,14 +29,6 @@
> #include "radeon.h"
> #include "atom.h"
>
> -extern void
> -radeon_legacy_backlight_init(struct radeon_encoder *radeon_encoder,
> - struct drm_connector *drm_connector);
> -extern void
> -radeon_atom_backlight_init(struct radeon_encoder *radeon_encoder,
> - struct drm_connector *drm_connector);
> -
> -
> static uint32_t radeon_encoder_clones(struct drm_encoder *encoder)
> {
> struct drm_device *dev = encoder->dev;
> diff --git a/drivers/gpu/drm/radeon/radeon_i2c.c
> b/drivers/gpu/drm/radeon/radeon_i2c.c
> index 021aa00..3941588 100644
> --- a/drivers/gpu/drm/radeon/radeon_i2c.c
> +++ b/drivers/gpu/drm/radeon/radeon_i2c.c
> @@ -31,10 +31,6 @@
> #include "radeon.h"
> #include "atom.h"
>
> -extern int radeon_atom_hw_i2c_xfer(struct i2c_adapter *i2c_adap,
> - struct i2c_msg *msgs, int num);
> -extern u32 radeon_atom_hw_i2c_func(struct i2c_adapter *adap);
> -
> /**
> * radeon_ddc_probe
> *
> diff --git a/drivers/gpu/drm/radeon/radeon_kms.c
> b/drivers/gpu/drm/radeon/radeon_kms.c
> index 4388dde..f089485 100644
> --- a/drivers/gpu/drm/radeon/radeon_kms.c
> +++ b/drivers/gpu/drm/radeon/radeon_kms.c
> @@ -830,7 +830,7 @@ u32 radeon_get_vblank_counter_kms(struct
> drm_device *dev, unsigned int pipe)
> * Enable the interrupt on the requested crtc (all asics).
> * Returns 0 on success, -EINVAL on failure.
> */
> -int radeon_enable_vblank_kms(struct drm_device *dev, int crtc)
> +int radeon_enable_vblank_kms(struct drm_device *dev, unsigned int crtc)
> {
> struct radeon_device *rdev = dev->dev_private;
> unsigned long irqflags;
> @@ -856,7 +856,7 @@ int radeon_enable_vblank_kms(struct drm_device
> *dev, int crtc)
> *
> * Disable the interrupt on the requested crtc (all asics).
> */
> -void radeon_disable_vblank_kms(struct drm_device *dev, int crtc)
> +void radeon_disable_vblank_kms(struct drm_device *dev, unsigned int
> crtc)
> {
> struct radeon_device *rdev = dev->dev_private;
> unsigned long irqflags;
> @@ -885,7 +885,7 @@ void radeon_disable_vblank_kms(struct drm_device
> *dev, int crtc)
> * scanout position. (all asics).
> * Returns postive status flags on success, negative error on failure.
> */
> -int radeon_get_vblank_timestamp_kms(struct drm_device *dev, int crtc,
> +int radeon_get_vblank_timestamp_kms(struct drm_device *dev, unsigned
> int crtc,
> int *max_error,
> struct timeval *vblank_time,
> unsigned flags)
> diff --git a/drivers/gpu/drm/radeon/radeon_object.c
> b/drivers/gpu/drm/radeon/radeon_object.c
> index be30861..841aa89 100644
> --- a/drivers/gpu/drm/radeon/radeon_object.c
> +++ b/drivers/gpu/drm/radeon/radeon_object.c
> @@ -38,8 +38,6 @@
> #include "radeon_trace.h"
>
>
> -int radeon_ttm_init(struct radeon_device *rdev);
> -void radeon_ttm_fini(struct radeon_device *rdev);
> static void radeon_bo_clear_surface_reg(struct radeon_bo *bo);
>
> /*
> diff --git a/drivers/gpu/drm/radeon/rv730_dpm.c
> b/drivers/gpu/drm/radeon/rv730_dpm.c
> index d37ba2c..ff203ed 100644
> --- a/drivers/gpu/drm/radeon/rv730_dpm.c
> +++ b/drivers/gpu/drm/radeon/rv730_dpm.c
> @@ -34,9 +34,6 @@
> #define MC_CG_ARB_FREQ_F2 0x0c
> #define MC_CG_ARB_FREQ_F3 0x0d
>
> -struct rv7xx_ps *rv770_get_ps(struct radeon_ps *rps);
> -struct rv7xx_power_info *rv770_get_pi(struct radeon_device *rdev);
> -
> int rv730_populate_sclk_value(struct radeon_device *rdev,
> u32 engine_clock,
> RV770_SMC_SCLK_VALUE *sclk)
> diff --git a/drivers/gpu/drm/radeon/rv740_dpm.c
> b/drivers/gpu/drm/radeon/rv740_dpm.c
> index 4b85082..2b390e1 100644
> --- a/drivers/gpu/drm/radeon/rv740_dpm.c
> +++ b/drivers/gpu/drm/radeon/rv740_dpm.c
> @@ -29,8 +29,6 @@
> #include "rv770_dpm.h"
> #include "atom.h"
>
> -struct rv7xx_power_info *rv770_get_pi(struct radeon_device *rdev);
> -
> u32 rv740_get_decoded_reference_divider(u32 encoded_ref)
> {
> u32 ref = 0;
> diff --git a/drivers/gpu/drm/radeon/si.c b/drivers/gpu/drm/radeon/si.c
> index 7ee9aaf..e5ceeb4 100644
> --- a/drivers/gpu/drm/radeon/si.c
> +++ b/drivers/gpu/drm/radeon/si.c
> @@ -119,16 +119,6 @@ MODULE_FIRMWARE("radeon/hainan_k_smc.bin");
> static u32 si_get_cu_active_bitmap(struct radeon_device *rdev, u32 se, u32
> sh);
> static void si_pcie_gen3_enable(struct radeon_device *rdev);
> static void si_program_aspm(struct radeon_device *rdev);
> -extern void sumo_rlc_fini(struct radeon_device *rdev);
> -extern int sumo_rlc_init(struct radeon_device *rdev);
> -extern int r600_ih_ring_alloc(struct radeon_device *rdev);
> -extern void r600_ih_ring_fini(struct radeon_device *rdev);
> -extern void evergreen_fix_pci_max_read_req_size(struct radeon_device
> *rdev);
> -extern void evergreen_mc_stop(struct radeon_device *rdev, struct
> evergreen_mc_save *save);
> -extern void evergreen_mc_resume(struct radeon_device *rdev, struct
> evergreen_mc_save *save);
> -extern u32 evergreen_get_number_of_dram_channels(struct
> radeon_device *rdev);
> -extern void evergreen_print_gpu_status_regs(struct radeon_device
> *rdev);
> -extern bool evergreen_is_display_hung(struct radeon_device *rdev);
> static void si_enable_gui_idle_interrupt(struct radeon_device *rdev,
> bool enable);
> static void si_init_pg(struct radeon_device *rdev);
> diff --git a/drivers/gpu/drm/radeon/si_dma.c
> b/drivers/gpu/drm/radeon/si_dma.c
> index 8320792..afe19f8d 100644
> --- a/drivers/gpu/drm/radeon/si_dma.c
> +++ b/drivers/gpu/drm/radeon/si_dma.c
> @@ -27,8 +27,6 @@
> #include "radeon_trace.h"
> #include "sid.h"
>
> -u32 si_gpu_check_soft_reset(struct radeon_device *rdev);
> -
> /**
> * si_dma_is_lockup - Check if the DMA engine is locked up
> *
> diff --git a/drivers/gpu/drm/radeon/si_dpm.c
> b/drivers/gpu/drm/radeon/si_dpm.c
> index e6abc09..0a5aff5 100644
> --- a/drivers/gpu/drm/radeon/si_dpm.c
> +++ b/drivers/gpu/drm/radeon/si_dpm.c
> @@ -1734,14 +1734,6 @@ static const struct si_powertune_data
> powertune_data_hainan =
> true
> };
>
> -struct rv7xx_power_info *rv770_get_pi(struct radeon_device *rdev);
> -struct evergreen_power_info *evergreen_get_pi(struct radeon_device
> *rdev);
> -struct ni_power_info *ni_get_pi(struct radeon_device *rdev);
> -struct ni_ps *ni_get_ps(struct radeon_ps *rps);
> -
> -extern int si_mc_load_microcode(struct radeon_device *rdev);
> -extern void vce_v1_0_enable_mgcg(struct radeon_device *rdev, bool
> enable);
> -
> static int si_populate_voltage_value(struct radeon_device *rdev,
> const struct atom_voltage_table *table,
> u16 value,
> SISLANDS_SMC_VOLTAGE_VALUE *voltage);
> diff --git a/drivers/gpu/drm/radeon/sumo_smc.c
> b/drivers/gpu/drm/radeon/sumo_smc.c
> index fb081d2..05ed103 100644
> --- a/drivers/gpu/drm/radeon/sumo_smc.c
> +++ b/drivers/gpu/drm/radeon/sumo_smc.c
> @@ -31,8 +31,6 @@
> #define SUMO_SMU_SERVICE_ROUTINE_ALTVDDNB_NOTIFY 27
> #define SUMO_SMU_SERVICE_ROUTINE_GFX_SRV_ID_20 20
>
> -struct sumo_power_info *sumo_get_pi(struct radeon_device *rdev);
> -
> static void sumo_send_msg_to_smu(struct radeon_device *rdev, u32 id)
> {
> u32 gfx_int_req;
> diff --git a/drivers/gpu/drm/radeon/trinity_dpm.c
> b/drivers/gpu/drm/radeon/trinity_dpm.c
> index 6730367..2d423b5 100644
> --- a/drivers/gpu/drm/radeon/trinity_dpm.c
> +++ b/drivers/gpu/drm/radeon/trinity_dpm.c
> @@ -336,7 +336,6 @@ static const u32 trinity_override_mgpg_sequences[] =
> 0x00000204, 0x00000000,
> };
>
> -extern void vce_v1_0_enable_mgcg(struct radeon_device *rdev, bool
> enable);
> static void trinity_program_clk_gating_hw_sequence(struct radeon_device
> *rdev,
> const u32 *seq, u32 count);
> static void trinity_override_dynamic_mg_powergating(struct radeon_device
> *rdev);
> --
> 2.7.4