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Subject[PATCH -next] drm/msm/dpu: Remove some set but not used variables
Date
Fixes gcc '-Wunused-but-set-variable' warning:

drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c: In function _dpu_debugfs_show_regset32:
drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c:142:26: warning: variable priv set but not used [-Wunused-but-set-variable]
drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c: In function dpu_kms_prepare_commit:
drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c:271:21: warning: variable dev set but not used [-Wunused-but-set-variable]
drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c: In function _dpu_kms_hw_destroy:
drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c:555:21: warning: variable dev set but not used [-Wunused-but-set-variable]
drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c: In function dpu_kms_hw_init:
drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c:763:26: warning: variable priv set but not used [-Wunused-but-set-variable]
drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c: In function dpu_runtime_suspend:
drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c:1021:21: warning: variable ddev set but not used [-Wunused-but-set-variable]

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: tongtiangen <tongtiangen@huawei.com>
---
drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c | 15 ---------------
1 file changed, 15 deletions(-)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
index cb08fafb1dc1..089d1cde39da 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
@@ -138,16 +138,12 @@ static int _dpu_debugfs_show_regset32(struct seq_file *s, void *data)
{
struct dpu_debugfs_regset32 *regset = s->private;
struct dpu_kms *dpu_kms = regset->dpu_kms;
- struct drm_device *dev;
- struct msm_drm_private *priv;
void __iomem *base;
uint32_t i, addr;

if (!dpu_kms->mmio)
return 0;

- dev = dpu_kms->dev;
- priv = dev->dev_private;
base = dpu_kms->mmio + regset->offset;

/* insert padding spaces, if needed */
@@ -267,8 +263,6 @@ static ktime_t dpu_kms_vsync_time(struct msm_kms *kms, struct drm_crtc *crtc)
static void dpu_kms_prepare_commit(struct msm_kms *kms,
struct drm_atomic_state *state)
{
- struct dpu_kms *dpu_kms;
- struct drm_device *dev;
struct drm_crtc *crtc;
struct drm_crtc_state *crtc_state;
struct drm_encoder *encoder;
@@ -276,8 +270,6 @@ static void dpu_kms_prepare_commit(struct msm_kms *kms,

if (!kms)
return;
- dpu_kms = to_dpu_kms(kms);
- dev = dpu_kms->dev;

/* Call prepare_commit for all affected encoders */
for_each_new_crtc_in_state(state, crtc, crtc_state, i) {
@@ -552,11 +544,8 @@ static long dpu_kms_round_pixclk(struct msm_kms *kms, unsigned long rate,

static void _dpu_kms_hw_destroy(struct dpu_kms *dpu_kms)
{
- struct drm_device *dev;
int i;

- dev = dpu_kms->dev;
-
if (dpu_kms->hw_intr)
dpu_hw_intr_destroy(dpu_kms->hw_intr);
dpu_kms->hw_intr = NULL;
@@ -760,7 +749,6 @@ static int dpu_kms_hw_init(struct msm_kms *kms)
{
struct dpu_kms *dpu_kms;
struct drm_device *dev;
- struct msm_drm_private *priv;
int i, rc = -EINVAL;

if (!kms) {
@@ -770,7 +758,6 @@ static int dpu_kms_hw_init(struct msm_kms *kms)

dpu_kms = to_dpu_kms(kms);
dev = dpu_kms->dev;
- priv = dev->dev_private;

atomic_set(&dpu_kms->bandwidth_ref, 0);

@@ -1018,10 +1005,8 @@ static int __maybe_unused dpu_runtime_suspend(struct device *dev)
int rc = -1;
struct platform_device *pdev = to_platform_device(dev);
struct dpu_kms *dpu_kms = platform_get_drvdata(pdev);
- struct drm_device *ddev;
struct dss_module_power *mp = &dpu_kms->mp;

- ddev = dpu_kms->dev;
rc = msm_dss_enable_clk(mp->clk_config, mp->num_clk, false);
if (rc)
DPU_ERROR("clock disable failed rc:%d\n", rc);
--
2.17.1
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