Merge "msm: mdss: Create sysfs node for partial update state" (f37c0741) · Commits · e / devices / android_kernel_sony_msm8994

drivers/video/msm/mdss/mdss_mdp.h

+1 −0

Original line number	Diff line number	Diff line
		@@ -532,6 +532,7 @@ struct mdss_overlay_private {
		struct list_head bufs_freelist;

		int ad_state;
		int dyn_pu_state;

		bool handoff;
		u32 splash_mem_addr;

drivers/video/msm/mdss/mdss_mdp_overlay.c

+38 −0

Original line number	Diff line number	Diff line
		@@ -2501,14 +2501,51 @@ static ssize_t mdss_mdp_ad_store(struct device *dev,
		return count;
		}

		static ssize_t mdss_mdp_dyn_pu_show(struct device *dev,
		struct device_attribute attr, char buf)
		{
		struct fb_info *fbi = dev_get_drvdata(dev);
		struct msm_fb_data_type *mfd = fbi->par;
		struct mdss_overlay_private *mdp5_data = mfd_to_mdp5_data(mfd);
		int ret, state;

		state = (mdp5_data->dyn_pu_state >= 0) ? mdp5_data->dyn_pu_state : -1;

		ret = scnprintf(buf, PAGE_SIZE, "%d", state);

		return ret;
		}

		static ssize_t mdss_mdp_dyn_pu_store(struct device *dev,
		struct device_attribute attr, const char buf, size_t count)
		{
		struct fb_info *fbi = dev_get_drvdata(dev);
		struct msm_fb_data_type *mfd = fbi->par;
		struct mdss_overlay_private *mdp5_data = mfd_to_mdp5_data(mfd);
		int ret, dyn_pu;

		ret = kstrtoint(buf, 10, &dyn_pu);
		if (ret) {
		pr_err("Invalid input for partial udpate: ret = %d\n", ret);
		return ret;
		}

		mdp5_data->dyn_pu_state = dyn_pu;
		sysfs_notify(&dev->kobj, NULL, "dyn_pu");

		return count;
		}

		static DEVICE_ATTR(vsync_event, S_IRUGO, mdss_mdp_vsync_show_event, NULL);
		static DEVICE_ATTR(ad, S_IRUGO \| S_IWUSR \| S_IWGRP, mdss_mdp_ad_show,
		mdss_mdp_ad_store);
		static DEVICE_ATTR(dyn_pu, S_IRUGO \| S_IWUSR \| S_IWGRP, mdss_mdp_dyn_pu_show,
		mdss_mdp_dyn_pu_store);

		static struct attribute *mdp_overlay_sysfs_attrs[] = {
		&dev_attr_vsync_event.attr,
		&dev_attr_ad.attr,
		&dev_attr_dyn_pu.attr,
		NULL,
		};

		@@ -4409,6 +4446,7 @@ int mdss_mdp_overlay_init(struct msm_fb_data_type *mfd)
		rc = 0;
		}
		}
		mdp5_data->dyn_pu_state = mfd->panel_info->partial_update_enabled;

		if (mdss_mdp_pp_overlay_init(mfd))
		pr_warn("Failed to initialize pp overlay data.\n");