modify sin led gpio

hc

2024-05-13 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e

 kernel/drivers/gpu/drm/msm/adreno/a5xx_debugfs.c
..
..
@@ -1,24 +1,17 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /* Copyright (c) 2016-2017 The Linux Foundation. All rights reserved.
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- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License version 2 and
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- * only version 2 as published by the Free Software Foundation.
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- *
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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- * GNU General Public License for more details.
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- *
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3
  */
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-
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4
 
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 #include <linux/types.h>
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 #include <linux/debugfs.h>
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+
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+#include <drm/drm_debugfs.h>
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+#include <drm/drm_file.h>
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 #include <drm/drm_print.h>
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 #include "a5xx_gpu.h"
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13
 
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-static int pfp_print(struct msm_gpu *gpu, struct drm_printer *p)
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+static void pfp_print(struct msm_gpu *gpu, struct drm_printer *p)
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 {
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 	int i;
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..
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@@ -29,11 +22,9 @@
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 		drm_printf(p, "  %02x: %08x\n", i,
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 			gpu_read(gpu, REG_A5XX_CP_PFP_STAT_DATA));
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 	}
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-
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-	return 0;
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 }
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-static int me_print(struct msm_gpu *gpu, struct drm_printer *p)
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+static void me_print(struct msm_gpu *gpu, struct drm_printer *p)
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 {
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 	int i;
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..
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@@ -44,11 +35,9 @@
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 		drm_printf(p, "  %02x: %08x\n", i,
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 			gpu_read(gpu, REG_A5XX_CP_ME_STAT_DATA));
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 	}
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-
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-	return 0;
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 }
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-static int meq_print(struct msm_gpu *gpu, struct drm_printer *p)
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+static void meq_print(struct msm_gpu *gpu, struct drm_printer *p)
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 {
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 	int i;
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..
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@@ -59,11 +48,9 @@
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 		drm_printf(p, "  %02x: %08x\n", i,
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 			gpu_read(gpu, REG_A5XX_CP_MEQ_DBG_DATA));
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 	}
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-
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-	return 0;
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 }
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-static int roq_print(struct msm_gpu *gpu, struct drm_printer *p)
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+static void roq_print(struct msm_gpu *gpu, struct drm_printer *p)
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 {
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 	int i;
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@@ -78,8 +65,6 @@
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 		drm_printf(p, "  %02x: %08x %08x %08x %08x\n", i,
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 			val[0], val[1], val[2], val[3]);
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 	}
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-
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-	return 0;
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 }
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 static int show(struct seq_file *m, void *arg)
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@@ -88,10 +73,11 @@
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 	struct drm_device *dev = node->minor->dev;
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 	struct msm_drm_private *priv = dev->dev_private;
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 	struct drm_printer p = drm_seq_file_printer(m);
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-	int (*show)(struct msm_gpu *gpu, struct drm_printer *p) =
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+	void (*show)(struct msm_gpu *gpu, struct drm_printer *p) =
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 		node->info_ent->data;
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-	return show(priv->gpu, &p);
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+	show(priv->gpu, &p);
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+	return 0;
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 }
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 #define ENT(n) { .name = #n, .show = show, .data = n ##_print }
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@@ -130,16 +116,14 @@
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 	adreno_gpu->fw[ADRENO_FW_PFP] = NULL;
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 	if (a5xx_gpu->pm4_bo) {
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-		if (a5xx_gpu->pm4_iova)
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-			msm_gem_put_iova(a5xx_gpu->pm4_bo, gpu->aspace);
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-		drm_gem_object_unreference(a5xx_gpu->pm4_bo);
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+		msm_gem_unpin_iova(a5xx_gpu->pm4_bo, gpu->aspace);
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+		drm_gem_object_put_locked(a5xx_gpu->pm4_bo);
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 		a5xx_gpu->pm4_bo = NULL;
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 	}
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 	if (a5xx_gpu->pfp_bo) {
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-		if (a5xx_gpu->pfp_iova)
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-			msm_gem_put_iova(a5xx_gpu->pfp_bo, gpu->aspace);
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-		drm_gem_object_unreference(a5xx_gpu->pfp_bo);
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+		msm_gem_unpin_iova(a5xx_gpu->pfp_bo, gpu->aspace);
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+		drm_gem_object_put_locked(a5xx_gpu->pfp_bo);
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 		a5xx_gpu->pfp_bo = NULL;
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 	}
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..
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@@ -157,31 +141,19 @@
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 DEFINE_SIMPLE_ATTRIBUTE(reset_fops, NULL, reset_set, "%llx\n");
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-int a5xx_debugfs_init(struct msm_gpu *gpu, struct drm_minor *minor)
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+void a5xx_debugfs_init(struct msm_gpu *gpu, struct drm_minor *minor)
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 {
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 	struct drm_device *dev;
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-	struct dentry *ent;
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-	int ret;
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 	if (!minor)
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-		return 0;
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+		return;
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 	dev = minor->dev;
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-	ret = drm_debugfs_create_files(a5xx_debugfs_list,
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-			ARRAY_SIZE(a5xx_debugfs_list),
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-			minor->debugfs_root, minor);
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+	drm_debugfs_create_files(a5xx_debugfs_list,
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+				 ARRAY_SIZE(a5xx_debugfs_list),
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+				 minor->debugfs_root, minor);
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-	if (ret) {
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-		dev_err(dev->dev, "could not install a5xx_debugfs_list\n");
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-		return ret;
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-	}
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-
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-	ent = debugfs_create_file("reset", S_IWUGO,
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-		minor->debugfs_root,
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-		dev, &reset_fops);
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-	if (!ent)
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-		return -ENOMEM;
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-
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-	return 0;
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+	debugfs_create_file("reset", S_IWUGO, minor->debugfs_root, dev,
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+			    &reset_fops);
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 }