linux-kernel - [PATCH] gpu: drm: nouveau: core: subdev: clock: base.c: Remove unused function

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Date:	Sat, 20 Dec 2014 17:54:16 +0100
From:	Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>
To:	David Airlie <airlied@...ux.ie>, Ben Skeggs <bskeggs@...hat.com>
Cc:	Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>,
	Alexandre Courbot <acourbot@...dia.com>,
	Ilia Mirkin <imirkin@...m.mit.edu>,
	dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Subject: [PATCH] gpu: drm: nouveau: core: subdev: clock: base.c:  Remove unused function

Remove the function nouveau_clock_astate() that is not used anywhere.

This was partially found by using a static code analysis program called cppcheck.

Signed-off-by: Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.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

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