[DPU,11/11] drm/msm/dpu: move dpu_io_util to dpu folder

Commit Message

Rajesh Yadav May 30, 2018, 2:49 p.m. UTC

dpu_io_util is used only by dpu driver so
move it to dpu folder.

Signed-off-by: Rajesh Yadav <[e-mail]>
---
 drivers/gpu/drm/msm/Makefile                |   2 +-
 drivers/gpu/drm/msm/disp/dpu1/dpu_io_util.c | 186 ++++++++++++++++++++++++++++
 drivers/gpu/drm/msm/disp/dpu1/dpu_io_util.h |  61 +++++++++
 drivers/gpu/drm/msm/dpu_io_util.c           | 186 ----------------------------
 drivers/gpu/drm/msm/dpu_io_util.h           |  61 ---------
 5 files changed, 248 insertions(+), 248 deletions(-)
 create mode 100644 drivers/gpu/drm/msm/disp/dpu1/dpu_io_util.c
 create mode 100644 drivers/gpu/drm/msm/disp/dpu1/dpu_io_util.h
 delete mode 100644 drivers/gpu/drm/msm/dpu_io_util.c
 delete mode 100644 drivers/gpu/drm/msm/dpu_io_util.h

Patch

diff --git a/drivers/gpu/drm/msm/Makefile b/drivers/gpu/drm/msm/Makefile
index f4c5951..956c6c4 100644
--- a/drivers/gpu/drm/msm/Makefile
+++ b/drivers/gpu/drm/msm/Makefile
@@ -68,6 +68,7 @@  msm-y := \
 	disp/dpu1/dpu_hw_top.o \
 	disp/dpu1/dpu_hw_util.o \
 	disp/dpu1/dpu_hw_vbif.o \
+	disp/dpu1/dpu_io_util.o \
 	disp/dpu1/dpu_irq.o \
 	disp/dpu1/dpu_kms.o \
 	disp/dpu1/dpu_kms_utils.o \
@@ -77,7 +78,6 @@  msm-y := \
 	disp/dpu1/dpu_mdss.o \
 	disp/dpu1/dpu_power_handle.o \
 	dpu_dbg.o \
-	dpu_io_util.o \
 	dpu_dbg_evtlog.o \
 	msm_atomic.o \
 	msm_debugfs.o \
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_io_util.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_io_util.c
new file mode 100644
index 0000000..f7caec3
--- /dev/null
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_io_util.c
@@ -0,0 +1,186 @@ 
+/* Copyright (c) 2012-2015, 2017-2018, The Linux Foundation.
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 and
+ * only version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/clk.h>
+#include <linux/err.h>
+#include <linux/delay.h>
+
+#include "dpu_io_util.h"
+
+void msm_dss_put_clk(struct dss_clk *clk_arry, int num_clk)
+{
+	int i;
+
+	for (i = num_clk - 1; i >= 0; i--) {
+		if (clk_arry[i].clk)
+			clk_put(clk_arry[i].clk);
+		clk_arry[i].clk = NULL;
+	}
+}
+
+int msm_dss_get_clk(struct device *dev, struct dss_clk *clk_arry, int num_clk)
+{
+	int i, rc = 0;
+
+	for (i = 0; i < num_clk; i++) {
+		clk_arry[i].clk = clk_get(dev, clk_arry[i].clk_name);
+		rc = PTR_RET(clk_arry[i].clk);
+		if (rc) {
+			DEV_ERR("%pS->%s: '%s' get failed. rc=%d\n",
+				__builtin_return_address(0), __func__,
+				clk_arry[i].clk_name, rc);
+			goto error;
+		}
+	}
+
+	return rc;
+
+error:
+	for (i--; i >= 0; i--) {
+		if (clk_arry[i].clk)
+			clk_put(clk_arry[i].clk);
+		clk_arry[i].clk = NULL;
+	}
+
+	return rc;
+}
+
+int msm_dss_clk_set_rate(struct dss_clk *clk_arry, int num_clk)
+{
+	int i, rc = 0;
+
+	for (i = 0; i < num_clk; i++) {
+		if (clk_arry[i].clk) {
+			if (clk_arry[i].type != DSS_CLK_AHB) {
+				DEV_DBG("%pS->%s: '%s' rate %ld\n",
+					__builtin_return_address(0), __func__,
+					clk_arry[i].clk_name,
+					clk_arry[i].rate);
+				rc = clk_set_rate(clk_arry[i].clk,
+					clk_arry[i].rate);
+				if (rc) {
+					DEV_ERR("%pS->%s: %s failed. rc=%d\n",
+						__builtin_return_address(0),
+						__func__,
+						clk_arry[i].clk_name, rc);
+					break;
+				}
+			}
+		} else {
+			DEV_ERR("%pS->%s: '%s' is not available\n",
+				__builtin_return_address(0), __func__,
+				clk_arry[i].clk_name);
+			rc = -EPERM;
+			break;
+		}
+	}
+
+	return rc;
+}
+
+int msm_dss_enable_clk(struct dss_clk *clk_arry, int num_clk, int enable)
+{
+	int i, rc = 0;
+
+	if (enable) {
+		for (i = 0; i < num_clk; i++) {
+			DEV_DBG("%pS->%s: enable '%s'\n",
+				__builtin_return_address(0), __func__,
+				clk_arry[i].clk_name);
+			if (clk_arry[i].clk) {
+				rc = clk_prepare_enable(clk_arry[i].clk);
+				if (rc)
+					DEV_ERR("%pS->%s: %s en fail. rc=%d\n",
+						__builtin_return_address(0),
+						__func__,
+						clk_arry[i].clk_name, rc);
+			} else {
+				DEV_ERR("%pS->%s: '%s' is not available\n",
+					__builtin_return_address(0), __func__,
+					clk_arry[i].clk_name);
+				rc = -EPERM;
+			}
+
+			if (rc) {
+				msm_dss_enable_clk(&clk_arry[i],
+					i, false);
+				break;
+			}
+		}
+	} else {
+		for (i = num_clk - 1; i >= 0; i--) {
+			DEV_DBG("%pS->%s: disable '%s'\n",
+				__builtin_return_address(0), __func__,
+				clk_arry[i].clk_name);
+
+			if (clk_arry[i].clk)
+				clk_disable_unprepare(clk_arry[i].clk);
+			else
+				DEV_ERR("%pS->%s: '%s' is not available\n",
+					__builtin_return_address(0), __func__,
+					clk_arry[i].clk_name);
+		}
+	}
+
+	return rc;
+}
+
+int msm_dss_parse_clock(struct platform_device *pdev,
+		struct dss_module_power *mp)
+{
+	u32 i, rc = 0;
+	const char *clock_name;
+	u32 rate = 0;
+	int num_clk = 0;
+
+	if (!pdev || !mp)
+		return -EINVAL;
+
+	mp->num_clk = 0;
+	num_clk = of_property_count_strings(pdev->dev.of_node, "clock-names");
+	if (num_clk <= 0) {
+		pr_debug("clocks are not defined\n");
+		return 0;
+	}
+
+	mp->clk_config = devm_kzalloc(&pdev->dev,
+				      sizeof(struct dss_clk) * num_clk,
+				      GFP_KERNEL);
+	if (!mp->clk_config)
+		return -ENOMEM;
+
+	for (i = 0; i < num_clk; i++) {
+		rc = of_property_read_string_index(pdev->dev.of_node,
+						   "clock-names", i,
+						   &clock_name);
+		if (rc)
+			break;
+		strlcpy(mp->clk_config[i].clk_name, clock_name,
+			sizeof(mp->clk_config[i].clk_name));
+
+		mp->clk_config[i].type = DSS_CLK_AHB;
+		rc = of_property_read_u32_index(pdev->dev.of_node,
+						"clock-frequency", i,
+						&rate);
+		if (rc)
+			continue;
+		mp->clk_config[i].rate = rate;
+		if (rate)
+			mp->clk_config[i].type = DSS_CLK_PCLK;
+	}
+
+	if (!rc)
+		mp->num_clk = num_clk;
+
+	return rc;
+}
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_io_util.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_io_util.h
new file mode 100644
index 0000000..773b52e
--- /dev/null
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_io_util.h
@@ -0,0 +1,61 @@ 
+/* Copyright (c) 2012, 2017-2018, The Linux Foundation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 and
+ * only version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef __DPU_IO_UTIL_H__
+#define __DPU_IO_UTIL_H__
+
+#include <linux/gpio.h>
+#include <linux/platform_device.h>
+#include <linux/types.h>
+
+#ifdef DEBUG
+#define DEV_DBG(fmt, args...)   pr_err(fmt, ##args)
+#else
+#define DEV_DBG(fmt, args...)   pr_debug(fmt, ##args)
+#endif
+#define DEV_INFO(fmt, args...)  pr_info(fmt, ##args)
+#define DEV_WARN(fmt, args...)  pr_warn(fmt, ##args)
+#define DEV_ERR(fmt, args...)   pr_err(fmt, ##args)
+
+struct dss_gpio {
+	unsigned int gpio;
+	unsigned int value;
+	char gpio_name[32];
+};
+
+enum dss_clk_type {
+	DSS_CLK_AHB, /* no set rate. rate controlled through rpm */
+	DSS_CLK_PCLK,
+};
+
+struct dss_clk {
+	struct clk *clk; /* clk handle */
+	char clk_name[32];
+	enum dss_clk_type type;
+	unsigned long rate;
+	unsigned long max_rate;
+};
+
+struct dss_module_power {
+	unsigned int num_gpio;
+	struct dss_gpio *gpio_config;
+	unsigned int num_clk;
+	struct dss_clk *clk_config;
+};
+
+int msm_dss_get_clk(struct device *dev, struct dss_clk *clk_arry, int num_clk);
+void msm_dss_put_clk(struct dss_clk *clk_arry, int num_clk);
+int msm_dss_clk_set_rate(struct dss_clk *clk_arry, int num_clk);
+int msm_dss_enable_clk(struct dss_clk *clk_arry, int num_clk, int enable);
+int msm_dss_parse_clock(struct platform_device *pdev,
+		struct dss_module_power *mp);
+#endif /* __DPU_IO_UTIL_H__ */
diff --git a/drivers/gpu/drm/msm/dpu_io_util.c b/drivers/gpu/drm/msm/dpu_io_util.c
deleted file mode 100644
index f7caec3..0000000
--- a/drivers/gpu/drm/msm/dpu_io_util.c
+++ /dev/null
@@ -1,186 +0,0 @@ 
-/* Copyright (c) 2012-2015, 2017-2018, The Linux Foundation.
- * All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 and
- * only version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
-
-#include <linux/clk.h>
-#include <linux/err.h>
-#include <linux/delay.h>
-
-#include "dpu_io_util.h"
-
-void msm_dss_put_clk(struct dss_clk *clk_arry, int num_clk)
-{
-	int i;
-
-	for (i = num_clk - 1; i >= 0; i--) {
-		if (clk_arry[i].clk)
-			clk_put(clk_arry[i].clk);
-		clk_arry[i].clk = NULL;
-	}
-}
-
-int msm_dss_get_clk(struct device *dev, struct dss_clk *clk_arry, int num_clk)
-{
-	int i, rc = 0;
-
-	for (i = 0; i < num_clk; i++) {
-		clk_arry[i].clk = clk_get(dev, clk_arry[i].clk_name);
-		rc = PTR_RET(clk_arry[i].clk);
-		if (rc) {
-			DEV_ERR("%pS->%s: '%s' get failed. rc=%d\n",
-				__builtin_return_address(0), __func__,
-				clk_arry[i].clk_name, rc);
-			goto error;
-		}
-	}
-
-	return rc;
-
-error:
-	for (i--; i >= 0; i--) {
-		if (clk_arry[i].clk)
-			clk_put(clk_arry[i].clk);
-		clk_arry[i].clk = NULL;
-	}
-
-	return rc;
-}
-
-int msm_dss_clk_set_rate(struct dss_clk *clk_arry, int num_clk)
-{
-	int i, rc = 0;
-
-	for (i = 0; i < num_clk; i++) {
-		if (clk_arry[i].clk) {
-			if (clk_arry[i].type != DSS_CLK_AHB) {
-				DEV_DBG("%pS->%s: '%s' rate %ld\n",
-					__builtin_return_address(0), __func__,
-					clk_arry[i].clk_name,
-					clk_arry[i].rate);
-				rc = clk_set_rate(clk_arry[i].clk,
-					clk_arry[i].rate);
-				if (rc) {
-					DEV_ERR("%pS->%s: %s failed. rc=%d\n",
-						__builtin_return_address(0),
-						__func__,
-						clk_arry[i].clk_name, rc);
-					break;
-				}
-			}
-		} else {
-			DEV_ERR("%pS->%s: '%s' is not available\n",
-				__builtin_return_address(0), __func__,
-				clk_arry[i].clk_name);
-			rc = -EPERM;
-			break;
-		}
-	}
-
-	return rc;
-}
-
-int msm_dss_enable_clk(struct dss_clk *clk_arry, int num_clk, int enable)
-{
-	int i, rc = 0;
-
-	if (enable) {
-		for (i = 0; i < num_clk; i++) {
-			DEV_DBG("%pS->%s: enable '%s'\n",
-				__builtin_return_address(0), __func__,
-				clk_arry[i].clk_name);
-			if (clk_arry[i].clk) {
-				rc = clk_prepare_enable(clk_arry[i].clk);
-				if (rc)
-					DEV_ERR("%pS->%s: %s en fail. rc=%d\n",
-						__builtin_return_address(0),
-						__func__,
-						clk_arry[i].clk_name, rc);
-			} else {
-				DEV_ERR("%pS->%s: '%s' is not available\n",
-					__builtin_return_address(0), __func__,
-					clk_arry[i].clk_name);
-				rc = -EPERM;
-			}
-
-			if (rc) {
-				msm_dss_enable_clk(&clk_arry[i],
-					i, false);
-				break;
-			}
-		}
-	} else {
-		for (i = num_clk - 1; i >= 0; i--) {
-			DEV_DBG("%pS->%s: disable '%s'\n",
-				__builtin_return_address(0), __func__,
-				clk_arry[i].clk_name);
-
-			if (clk_arry[i].clk)
-				clk_disable_unprepare(clk_arry[i].clk);
-			else
-				DEV_ERR("%pS->%s: '%s' is not available\n",
-					__builtin_return_address(0), __func__,
-					clk_arry[i].clk_name);
-		}
-	}
-
-	return rc;
-}
-
-int msm_dss_parse_clock(struct platform_device *pdev,
-		struct dss_module_power *mp)
-{
-	u32 i, rc = 0;
-	const char *clock_name;
-	u32 rate = 0;
-	int num_clk = 0;
-
-	if (!pdev || !mp)
-		return -EINVAL;
-
-	mp->num_clk = 0;
-	num_clk = of_property_count_strings(pdev->dev.of_node, "clock-names");
-	if (num_clk <= 0) {
-		pr_debug("clocks are not defined\n");
-		return 0;
-	}
-
-	mp->clk_config = devm_kzalloc(&pdev->dev,
-				      sizeof(struct dss_clk) * num_clk,
-				      GFP_KERNEL);
-	if (!mp->clk_config)
-		return -ENOMEM;
-
-	for (i = 0; i < num_clk; i++) {
-		rc = of_property_read_string_index(pdev->dev.of_node,
-						   "clock-names", i,
-						   &clock_name);
-		if (rc)
-			break;
-		strlcpy(mp->clk_config[i].clk_name, clock_name,
-			sizeof(mp->clk_config[i].clk_name));
-
-		mp->clk_config[i].type = DSS_CLK_AHB;
-		rc = of_property_read_u32_index(pdev->dev.of_node,
-						"clock-frequency", i,
-						&rate);
-		if (rc)
-			continue;
-		mp->clk_config[i].rate = rate;
-		if (rate)
-			mp->clk_config[i].type = DSS_CLK_PCLK;
-	}
-
-	if (!rc)
-		mp->num_clk = num_clk;
-
-	return rc;
-}
diff --git a/drivers/gpu/drm/msm/dpu_io_util.h b/drivers/gpu/drm/msm/dpu_io_util.h
deleted file mode 100644
index 773b52e..0000000
--- a/drivers/gpu/drm/msm/dpu_io_util.h
+++ /dev/null
@@ -1,61 +0,0 @@ 
-/* Copyright (c) 2012, 2017-2018, The Linux Foundation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 and
- * only version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
-
-#ifndef __DPU_IO_UTIL_H__
-#define __DPU_IO_UTIL_H__
-
-#include <linux/gpio.h>
-#include <linux/platform_device.h>
-#include <linux/types.h>
-
-#ifdef DEBUG
-#define DEV_DBG(fmt, args...)   pr_err(fmt, ##args)
-#else
-#define DEV_DBG(fmt, args...)   pr_debug(fmt, ##args)
-#endif
-#define DEV_INFO(fmt, args...)  pr_info(fmt, ##args)
-#define DEV_WARN(fmt, args...)  pr_warn(fmt, ##args)
-#define DEV_ERR(fmt, args...)   pr_err(fmt, ##args)
-
-struct dss_gpio {
-	unsigned int gpio;
-	unsigned int value;
-	char gpio_name[32];
-};
-
-enum dss_clk_type {
-	DSS_CLK_AHB, /* no set rate. rate controlled through rpm */
-	DSS_CLK_PCLK,
-};
-
-struct dss_clk {
-	struct clk *clk; /* clk handle */
-	char clk_name[32];
-	enum dss_clk_type type;
-	unsigned long rate;
-	unsigned long max_rate;
-};
-
-struct dss_module_power {
-	unsigned int num_gpio;
-	struct dss_gpio *gpio_config;
-	unsigned int num_clk;
-	struct dss_clk *clk_config;
-};
-
-int msm_dss_get_clk(struct device *dev, struct dss_clk *clk_arry, int num_clk);
-void msm_dss_put_clk(struct dss_clk *clk_arry, int num_clk);
-int msm_dss_clk_set_rate(struct dss_clk *clk_arry, int num_clk);
-int msm_dss_enable_clk(struct dss_clk *clk_arry, int num_clk, int enable);
-int msm_dss_parse_clock(struct platform_device *pdev,
-		struct dss_module_power *mp);
-#endif /* __DPU_IO_UTIL_H__ */