[PATCH] drm: amdgpu: mark symbols static where possible
Baoyou Xie
baoyou.xie at linaro.org
Sat Sep 3 06:28:21 UTC 2016
of course, if we really need to cleanup the code in
drivers/gpu/drm/amd/powerplay and drivers/gpu/drm/amd/amdgpu, sounds good :)
On 3 September 2016 at 14:11, Edward O'Callaghan <
funfunctor at folklore1984.net> wrote:
> Reviewed-by: Edward O'Callaghan <funfunctor at folklore1984.net>
>
> Also, I just noticed cz_write_smc_sram_dword() and if I am not mistaken
> they seems identical in both:
> drivers/gpu/drm/amd/powerplay/smumgr/cz_smumgr.c and,
> drivers/gpu/drm/amd/amdgpu/cz_smc.c
> with a personal preference to the powerplay version I suppose.
>
> Similar story with cz_send_msg_to_smc_async() *I think* but the
> powerplay one uses some insane macro chain that dispatches to some
> function called smum_wait_for_register_unequal(), quite hard to follow..
>
> Any way, that is out of scope of the patch here.
>
> Kind Regards,
> Edward.
>
> On 09/03/2016 03:57 PM, Baoyou Xie wrote:
> > We get a few warnings when building kernel with W=1:
> > drivers/gpu/drm/amd/amdgpu/cz_smc.c:51:5: warning: no previous
> prototype for 'cz_send_msg_to_smc_async' [-Wmissing-prototypes]
> > drivers/gpu/drm/amd/amdgpu/cz_smc.c:143:5: warning: no previous
> prototype for 'cz_write_smc_sram_dword' [-Wmissing-prototypes]
> > drivers/gpu/drm/amd/amdgpu/iceland_smc.c:124:6: warning: no previous
> prototype for 'iceland_start_smc' [-Wmissing-prototypes]
> > drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c:3926:6: warning: no previous
> prototype for 'gfx_v8_0_rlc_stop' [-Wmissing-prototypes]
> > drivers/gpu/drm/amd/amdgpu/amdgpu_job.c:94:6: warning: no previous
> prototype for 'amdgpu_job_free_cb' [-Wmissing-prototypes]
> > ....
> >
> > In fact, these functions are only used in the file in which they are
> > declared and don't need a declaration, but can be made static.
> > So this patch marks these functions with 'static'.
> >
> > Signed-off-by: Baoyou Xie <baoyou.xie at linaro.org>
> > ---
> > drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c | 4 ++--
> > drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 2 +-
> > drivers/gpu/drm/amd/amdgpu/amdgpu_job.c | 2 +-
> > drivers/gpu/drm/amd/amdgpu/cz_smc.c | 4 ++--
> > drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 2 +-
> > drivers/gpu/drm/amd/amdgpu/iceland_smc.c | 8 ++++----
> > 6 files changed, 11 insertions(+), 11 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
> b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
> > index bc0440f..a831218 100644
> > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
> > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
> > @@ -616,7 +616,7 @@ static int amdgpu_cgs_irq_put(struct cgs_device
> *cgs_device, unsigned src_id, un
> > return amdgpu_irq_put(adev, adev->irq.sources[src_id], type);
> > }
> >
> > -int amdgpu_cgs_set_clockgating_state(struct cgs_device *cgs_device,
> > +static int amdgpu_cgs_set_clockgating_state(struct cgs_device
> *cgs_device,
> > enum amd_ip_block_type block_type,
> > enum amd_clockgating_state state)
> > {
> > @@ -637,7 +637,7 @@ int amdgpu_cgs_set_clockgating_state(struct
> cgs_device *cgs_device,
> > return r;
> > }
> >
> > -int amdgpu_cgs_set_powergating_state(struct cgs_device *cgs_device,
> > +static int amdgpu_cgs_set_powergating_state(struct cgs_device
> *cgs_device,
> > enum amd_ip_block_type block_type,
> > enum amd_powergating_state state)
> > {
> > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
> b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
> > index 0307ff5..f65bdaf 100644
> > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
> > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
> > @@ -287,7 +287,7 @@ static u64 amdgpu_cs_get_threshold_for_moves(struct
> amdgpu_device *adev)
> > return max(bytes_moved_threshold, 1024*1024ull);
> > }
> >
> > -int amdgpu_cs_list_validate(struct amdgpu_cs_parser *p,
> > +static int amdgpu_cs_list_validate(struct amdgpu_cs_parser *p,
> > struct list_head *validated)
> > {
> > struct amdgpu_bo_list_entry *lobj;
> > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c
> b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c
> > index 6674d40..31bfe3a 100644
> > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c
> > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c
> > @@ -91,7 +91,7 @@ void amdgpu_job_free_resources(struct amdgpu_job *job)
> > amdgpu_ib_free(job->adev, &job->ibs[i], f);
> > }
> >
> > -void amdgpu_job_free_cb(struct amd_sched_job *s_job)
> > +static void amdgpu_job_free_cb(struct amd_sched_job *s_job)
> > {
> > struct amdgpu_job *job = container_of(s_job, struct amdgpu_job,
> base);
> >
> > diff --git a/drivers/gpu/drm/amd/amdgpu/cz_smc.c
> b/drivers/gpu/drm/amd/amdgpu/cz_smc.c
> > index ac7fee7..c80c2e9 100644
> > --- a/drivers/gpu/drm/amd/amdgpu/cz_smc.c
> > +++ b/drivers/gpu/drm/amd/amdgpu/cz_smc.c
> > @@ -48,7 +48,7 @@ static struct cz_smu_private_data
> *cz_smu_get_priv(struct amdgpu_device *adev)
> > return priv;
> > }
> >
> > -int cz_send_msg_to_smc_async(struct amdgpu_device *adev, u16 msg)
> > +static int cz_send_msg_to_smc_async(struct amdgpu_device *adev, u16
> msg)
> > {
> > int i;
> > u32 content = 0, tmp;
> > @@ -140,7 +140,7 @@ int cz_read_smc_sram_dword(struct amdgpu_device
> *adev, u32 smc_address,
> > return 0;
> > }
> >
> > -int cz_write_smc_sram_dword(struct amdgpu_device *adev, u32 smc_address,
> > +static int cz_write_smc_sram_dword(struct amdgpu_device *adev, u32
> smc_address,
> > u32 value, u32 limit)
> > {
> > int ret;
> > diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
> b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
> > index bff8668..6997f7c 100644
> > --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
> > +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
> > @@ -3923,7 +3923,7 @@ static void gfx_v8_0_init_pg(struct amdgpu_device
> *adev)
> > }
> > }
> >
> > -void gfx_v8_0_rlc_stop(struct amdgpu_device *adev)
> > +static void gfx_v8_0_rlc_stop(struct amdgpu_device *adev)
> > {
> > u32 tmp = RREG32(mmRLC_CNTL);
> >
> > diff --git a/drivers/gpu/drm/amd/amdgpu/iceland_smc.c
> b/drivers/gpu/drm/amd/amdgpu/iceland_smc.c
> > index 2118399..ef7c27d 100644
> > --- a/drivers/gpu/drm/amd/amdgpu/iceland_smc.c
> > +++ b/drivers/gpu/drm/amd/amdgpu/iceland_smc.c
> > @@ -121,7 +121,7 @@ out:
> > return result;
> > }
> >
> > -void iceland_start_smc(struct amdgpu_device *adev)
> > +static void iceland_start_smc(struct amdgpu_device *adev)
> > {
> > uint32_t val = RREG32_SMC(ixSMC_SYSCON_RESET_CNTL);
> >
> > @@ -129,7 +129,7 @@ void iceland_start_smc(struct amdgpu_device *adev)
> > WREG32_SMC(ixSMC_SYSCON_RESET_CNTL, val);
> > }
> >
> > -void iceland_reset_smc(struct amdgpu_device *adev)
> > +static void iceland_reset_smc(struct amdgpu_device *adev)
> > {
> > uint32_t val = RREG32_SMC(ixSMC_SYSCON_RESET_CNTL);
> >
> > @@ -145,7 +145,7 @@ static int iceland_program_jump_on_start(struct
> amdgpu_device *adev)
> > return 0;
> > }
> >
> > -void iceland_stop_smc_clock(struct amdgpu_device *adev)
> > +static void iceland_stop_smc_clock(struct amdgpu_device *adev)
> > {
> > uint32_t val = RREG32_SMC(ixSMC_SYSCON_CLOCK_CNTL_0);
> >
> > @@ -153,7 +153,7 @@ void iceland_stop_smc_clock(struct amdgpu_device
> *adev)
> > WREG32_SMC(ixSMC_SYSCON_CLOCK_CNTL_0, val);
> > }
> >
> > -void iceland_start_smc_clock(struct amdgpu_device *adev)
> > +static void iceland_start_smc_clock(struct amdgpu_device *adev)
> > {
> > uint32_t val = RREG32_SMC(ixSMC_SYSCON_CLOCK_CNTL_0);
> >
> >
>
>
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