drm/v3d/v3d_drv: Remove unused static variable 'v3d_v3d_pm_ops'

Fixes the following W=1 kernel build warning(s):

 drivers/gpu/drm/v3d/v3d_drv.c:73:32: warning: ‘v3d_v3d_pm_ops’ defined but not used [-Wunused-const-variable=]

Cc: Eric Anholt <eric@anholt.net>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: Philipp Zabel <p.zabel@pengutronix.de>
Cc: dri-devel@lists.freedesktop.org
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20201116174112.1833368-35-lee.jones@linaro.org

drivers/gpu/drm/v3d/v3d_drv.c

@@ -38,42 +38,6 @@
 #define DRIVER_MINOR 0
 #define DRIVER_PATCHLEVEL 0
 
-#ifdef CONFIG_PM
-static int v3d_runtime_suspend(struct device *dev)
-{
-	struct drm_device *drm = dev_get_drvdata(dev);
-	struct v3d_dev *v3d = to_v3d_dev(drm);
-
-	v3d_irq_disable(v3d);
-
-	clk_disable_unprepare(v3d->clk);
-
-	return 0;
-}
-
-static int v3d_runtime_resume(struct device *dev)
-{
-	struct drm_device *drm = dev_get_drvdata(dev);
-	struct v3d_dev *v3d = to_v3d_dev(drm);
-	int ret;
-
-	ret = clk_prepare_enable(v3d->clk);
-	if (ret != 0)
-		return ret;
-
-	/* XXX: VPM base */
-
-	v3d_mmu_set_page_table(v3d);
-	v3d_irq_enable(v3d);
-
-	return 0;
-}
-#endif
-
-static const struct dev_pm_ops v3d_v3d_pm_ops = {
-	SET_RUNTIME_PM_OPS(v3d_runtime_suspend, v3d_runtime_resume, NULL)
-};
-
 static int v3d_get_param_ioctl(struct drm_device *dev, void *data,
 			       struct drm_file *file_priv)
 {