From: ChiHun Won <chihun.won@samsung.com>
Date: Fri, 21 Sep 2018 02:34:47 +0000 (+0900)
Subject: fbdev: dpu20: removed unnecessary reference in sysmmu fault handler
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=14016cfa6f24e9b366541d1a2c8e814178b8207b;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

fbdev: dpu20: removed unnecessary reference in sysmmu fault handler

Change-Id: I2bbeb41ba6feecc4900317a65f16b8b49df3ee1b
Signed-off-by: ChiHun Won <chihun.won@samsung.com>
---

diff --git a/drivers/video/fbdev/exynos/dpu20/helper.c b/drivers/video/fbdev/exynos/dpu20/helper.c
index 19ed577b1f20..c9cb874ce5de 100644
--- a/drivers/video/fbdev/exynos/dpu20/helper.c
+++ b/drivers/video/fbdev/exynos/dpu20/helper.c
@@ -679,8 +679,6 @@ int dpu_sysmmu_fault_handler(struct iommu_domain *domain,
 	struct device *dev, unsigned long iova, int flags, void *token)
 {
 	struct decon_device *decon = NULL;
-	struct dpp_device *dpp = NULL;
-	int i;
 
 	if (!strcmp(DSIM_MODULE_NAME, dev->driver->name)) {
 		decon = get_decon_drvdata(0);
@@ -694,16 +692,8 @@ int dpu_sysmmu_fault_handler(struct iommu_domain *domain,
 		return -EINVAL;
 	}
 
-	for (i = 0; i < decon->dt.dpp_cnt; i++) {
-		if (test_bit(i, &decon->prev_used_dpp)) {
-			dpp = get_dpp_drvdata(i);
-#if defined(DPU_DUMP_BUFFER_IRQ)
-			dpu_dump_buffer_data(dpp);
-#endif
-		}
-	}
-
-	decon_dump(decon);
+	if (decon)
+		decon_dump(decon);
 
 	return 0;
 }