drm/msm/dpu: Remove some set but not used variables

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>
Signed-off-by: Rob Clark <robdclark@chromium.org>
This commit is contained in:
tongtiangen 2020-03-12 08:25:59 +08:00 committed by Rob Clark
parent b83caf4253
commit acc978d7dc

View File

@ -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 */
@ -346,8 +342,6 @@ 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;
@ -355,8 +349,6 @@ 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) {
@ -631,11 +623,8 @@ 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;
@ -839,7 +828,6 @@ 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) {
@ -854,8 +842,6 @@ static int dpu_kms_hw_init(struct msm_kms *kms)
if (rc)
return rc;
priv = dev->dev_private;
atomic_set(&dpu_kms->bandwidth_ref, 0);
dpu_kms->mmio = msm_ioremap(dpu_kms->pdev, "mdp", "mdp");
@ -1102,10 +1088,8 @@ 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);