----- Original Message ----- > From: "Rickard Strandqvist" <rickard_strandqvist at spectrumdigital.se> > To: "David Airlie" <airlied at linux.ie>, "Ben Skeggs" <bskeggs at redhat.com> > Cc: "Rickard Strandqvist" <rickard_strandqvist at spectrumdigital.se>, > "Alexandre Courbot" <acourbot at nvidia.com>, "Ilia > Mirkin" <imirkin at alum.mit.edu>, dri-devel at lists.freedesktop.org, > linux-kernel at vger.kernel.org > Sent: Sunday, 21 December, 2014 2:54:16 AM > Subject: [PATCH] gpu: drm: nouveau: core: subdev: clock: base.c: Remove > unused function > > Remove the function nouveau_clock_astate() that is not used anywhere. No, don't remove this. It's only not used because noone got around to finishing load-based reclocking yet.
NVIDIA has an implementation for the GK20A in the works that uses it. Ben. > > This was partially found by using a static code analysis program called > cppcheck. > > Signed-off-by: Rickard Strandqvist <rickard_strandqvist at spectrumdigital.se> > --- > drivers/gpu/drm/nouveau/core/include/subdev/clock.h | 1 - > drivers/gpu/drm/nouveau/core/subdev/clock/base.c | 10 ---------- > 2 files changed, 11 deletions(-) > > diff --git a/drivers/gpu/drm/nouveau/core/include/subdev/clock.h > b/drivers/gpu/drm/nouveau/core/include/subdev/clock.h > index 36ed035..8577945 100644 > --- a/drivers/gpu/drm/nouveau/core/include/subdev/clock.h > +++ b/drivers/gpu/drm/nouveau/core/include/subdev/clock.h > @@ -159,7 +159,6 @@ int nva3_clock_pll_calc(struct nouveau_clock *, struct > nvbios_pll *, > int clk, struct nouveau_pll_vals *); > > int nouveau_clock_ustate(struct nouveau_clock *, int req, int pwr); > -int nouveau_clock_astate(struct nouveau_clock *, int req, int rel); > int nouveau_clock_dstate(struct nouveau_clock *, int req, int rel); > int nouveau_clock_tstate(struct nouveau_clock *, int req, int rel); > > diff --git a/drivers/gpu/drm/nouveau/core/subdev/clock/base.c > b/drivers/gpu/drm/nouveau/core/subdev/clock/base.c > index e51b72d..b2c852a 100644 > --- a/drivers/gpu/drm/nouveau/core/subdev/clock/base.c > +++ b/drivers/gpu/drm/nouveau/core/subdev/clock/base.c > @@ -430,16 +430,6 @@ nouveau_clock_ustate(struct nouveau_clock *clk, int req, > int pwr) > } > > int > -nouveau_clock_astate(struct nouveau_clock *clk, int req, int rel) > -{ > - if (!rel) clk->astate = req; > - if ( rel) clk->astate += rel; > - clk->astate = min(clk->astate, clk->state_nr - 1); > - clk->astate = max(clk->astate, 0); > - return nouveau_pstate_calc(clk, true); > -} > - > -int > nouveau_clock_tstate(struct nouveau_clock *clk, int req, int rel) > { > if (!rel) clk->tstate = req; > -- > 1.7.10.4 > >