media: camera: fix driver errors for kstable

Fix CDI and ISC driver errors when building for kstable (6.0.0)

Bug 3831575

Change-Id: Ie37be0dbe9c579ec396006fb466125b1e7e77e3f
Signed-off-by: Frank Chen <frankc@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/2821524
Reviewed-by: Igor Mitsyanko <imitsyanko@nvidia.com>
Reviewed-by: Justin Kim (SW-TEGRA) <juskim@nvidia.com>
Reviewed-by: Shiva Dubey <sdubey@nvidia.com>
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>

drivers/Makefile

@@ -31,7 +31,5 @@ obj-m += thermal/
 obj-m += watchdog/
 obj-m += video/tegra/
 obj-m += virt/tegra/
-ifeq ($(shell test $$VERSION -lt 6; echo $$?),0)
 obj-m += media/
-endif
 

drivers/media/platform/tegra/cdi/cdi_mgr.c

@@ -666,8 +666,7 @@ static int cdi_mgr_mcdi_ctrl(struct cdi_mgr_priv *cdi_mgr, bool mcdi_on)
 
 	for (i = 0; i < pd->num_mcdi_gpios; i++) {
 		if (mcdi_on) {
-			if (devm_gpio_request(cdi_mgr->pdev,
+			if (gpio_request(pd->mcdi_gpios[i],
-					      pd->mcdi_gpios[i],
 							"mcdi-gpio")) {
 				dev_err(cdi_mgr->pdev, "failed req GPIO: %d\n",
 					pd->mcdi_gpios[i]);
@@ -679,14 +678,14 @@ static int cdi_mgr_mcdi_ctrl(struct cdi_mgr_priv *cdi_mgr, bool mcdi_on)
 		} else {
 			err = gpio_direction_output(
 				pd->mcdi_gpios[i], PW_OFF(pd->mcdi_flags[i]));
-			devm_gpio_free(cdi_mgr->pdev, pd->mcdi_gpios[i]);
+			gpio_free(pd->mcdi_gpios[i]);
 		}
 	}
 	return 0;
 
 mcdi_ctrl_err:
 	for (; i >= 0; i--)
-		devm_gpio_free(cdi_mgr->pdev, pd->mcdi_gpios[i]);
+		gpio_free(pd->mcdi_gpios[i]);
 	return -EBUSY;
 }
 
@@ -1533,8 +1532,7 @@ static int cdi_mgr_probe(struct platform_device *pdev)
 			if (!gpio_is_valid(pd->pwr_gpios[i]))
 				goto err_probe;
 
-			if (devm_gpio_request(
+			if (gpio_request(pd->pwr_gpios[i], "pwdn-gpios")) {
-				&pdev->dev, pd->pwr_gpios[i], "pwdn-gpios")) {
 				dev_err(&pdev->dev, "failed to req GPIO: %d\n",
 					pd->pwr_gpios[i]);
 				goto err_probe;

drivers/media/platform/tegra/cdi/cdi_pwm.c

@@ -7,6 +7,7 @@
 #include <linux/of_device.h>
 #include <linux/pwm.h>
 #include <linux/atomic.h>
+#include <linux/version.h>
 
 #include "cdi-pwm-priv.h"
 
@@ -30,6 +31,7 @@ static inline struct cdi_pwm_info *to_cdi_pwm_info(struct pwm_chip *chip)
 	return container_of(chip, struct cdi_pwm_info, chip);
 }
 
+#if KERNEL_VERSION(6, 0, 0) > LINUX_VERSION_CODE
 static int cdi_pwm_enable(struct pwm_chip *chip, struct pwm_device *pwm)
 {
 	struct cdi_pwm_info *info = to_cdi_pwm_info(chip);
@@ -84,6 +86,7 @@ static int cdi_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm,
 
 	return err;
 }
+#endif
 
 static struct pwm_device *of_cdi_pwm_xlate(struct pwm_chip *pc,
 			const struct of_phandle_args *args)
@@ -122,9 +125,11 @@ static struct pwm_device *of_cdi_pwm_xlate(struct pwm_chip *pc,
 }
 
 static const struct pwm_ops cdi_pwm_ops = {
+#if KERNEL_VERSION(6, 0, 0) > LINUX_VERSION_CODE
 	.config = cdi_pwm_config,
 	.enable = cdi_pwm_enable,
 	.disable = cdi_pwm_disable,
+#endif
 	.owner = THIS_MODULE,
 };
 

drivers/media/platform/tegra/isc/isc_dev.c

@@ -340,23 +340,8 @@ static int isc_dev_raw_rw(struct isc_dev_info *info)
 }
 
 static int isc_dev_get_package(
-	struct isc_dev_info *info, unsigned long arg, bool is_compat)
+	struct isc_dev_info *info, unsigned long arg)
 {
-	if (is_compat) {
-		struct isc_dev_package32 pkg32;
-
-		if (copy_from_user(&pkg32,
-			(const void __user *)arg, sizeof(pkg32))) {
-			dev_err(info->dev, "%s copy_from_user err line %d\n",
-				__func__, __LINE__);
-			return -EFAULT;
-		}
-		info->rw_pkg.offset = pkg32.offset;
-		info->rw_pkg.offset_len = pkg32.offset_len;
-		info->rw_pkg.size = pkg32.size;
-		info->rw_pkg.flags = pkg32.flags;
-		info->rw_pkg.buffer = (unsigned long)pkg32.buffer;
-	} else {
 	struct isc_dev_package pkg;
 
 	if (copy_from_user(&pkg,
@@ -370,7 +355,6 @@ static int isc_dev_get_package(
 	info->rw_pkg.size = pkg.size;
 	info->rw_pkg.flags = pkg.flags;
 	info->rw_pkg.buffer = pkg.buffer;
-	}
 
 	if ((void __user *)info->rw_pkg.buffer == NULL) {
 		dev_err(info->dev, "%s package buffer NULL\n", __func__);
@@ -394,7 +378,7 @@ static long isc_dev_ioctl(struct file *file,
 
 	switch (cmd) {
 	case ISC_DEV_IOCTL_RW:
-		err = isc_dev_get_package(info, arg, false);
+		err = isc_dev_get_package(info, arg);
 		if (err)
 			break;
 
@@ -408,29 +392,6 @@ static long isc_dev_ioctl(struct file *file,
 	return err;
 }
 
-#ifdef CONFIG_COMPAT
-static long isc_dev_ioctl32(struct file *file,
-			unsigned int cmd, unsigned long arg)
-{
-	struct isc_dev_info *info = file->private_data;
-	int err = 0;
-
-	switch (cmd) {
-	case ISC_DEV_IOCTL_RW32:
-		err = isc_dev_get_package(info, arg, true);
-		if (err)
-			break;
-
-		err = isc_dev_raw_rw(info);
-		break;
-	default:
-		return isc_dev_ioctl(file, cmd, arg);
-	}
-
-	return err;
-}
-#endif
-
 static int isc_dev_open(struct inode *inode, struct file *file)
 {
 	struct isc_dev_info *info;
@@ -462,9 +423,6 @@ static const struct file_operations isc_dev_fileops = {
 	.owner = THIS_MODULE,
 	.open = isc_dev_open,
 	.unlocked_ioctl = isc_dev_ioctl,
-#ifdef CONFIG_COMPAT
-	.compat_ioctl = isc_dev_ioctl32,
-#endif
 	.release = isc_dev_release,
 };
 

drivers/media/platform/tegra/isc/isc_mgr.c

@@ -514,8 +514,7 @@ static int isc_mgr_misc_ctrl(struct isc_mgr_priv *isc_mgr, bool misc_on)
 
 	for (i = 0; i < pd->num_misc_gpios; i++) {
 		if (misc_on) {
-			if (devm_gpio_request(isc_mgr->pdev,
+			if (gpio_request(pd->misc_gpios[i],
-					      pd->misc_gpios[i],
 							"misc-gpio")) {
 				dev_err(isc_mgr->pdev, "failed req GPIO: %d\n",
 					pd->misc_gpios[i]);
@@ -527,14 +526,14 @@ static int isc_mgr_misc_ctrl(struct isc_mgr_priv *isc_mgr, bool misc_on)
 		} else {
 			err = gpio_direction_output(
 				pd->misc_gpios[i], PW_OFF(pd->misc_flags[i]));
-			devm_gpio_free(isc_mgr->pdev, pd->misc_gpios[i]);
+			gpio_free(pd->misc_gpios[i]);
 		}
 	}
 	return 0;
 
 misc_ctrl_err:
 	for (; i >= 0; i--)
-		devm_gpio_free(isc_mgr->pdev, pd->misc_gpios[i]);
+		gpio_free(pd->misc_gpios[i]);
 	return -EBUSY;
 }
 
@@ -1057,8 +1056,7 @@ static int isc_mgr_probe(struct platform_device *pdev)
 			if (!gpio_is_valid(pd->pwr_gpios[i]))
 				goto err_probe;
 
-			if (devm_gpio_request(
+			if (gpio_request(pd->pwr_gpios[i], "pwdn-gpios")) {
-				&pdev->dev, pd->pwr_gpios[i], "pwdn-gpios")) {
 				dev_err(&pdev->dev, "failed to req GPIO: %d\n",
 					pd->pwr_gpios[i]);
 				goto err_probe;

drivers/media/platform/tegra/isc/isc_pwm.c

@@ -7,6 +7,7 @@
 #include <linux/of_device.h>
 #include <linux/pwm.h>
 #include <linux/atomic.h>
+#include <linux/version.h>
 
 #include "isc-pwm-priv.h"
 
@@ -30,6 +31,7 @@ static inline struct isc_pwm_info *to_isc_pwm_info(struct pwm_chip *chip)
 	return container_of(chip, struct isc_pwm_info, chip);
 }
 
+#if KERNEL_VERSION(6, 0, 0) > LINUX_VERSION_CODE
 static int isc_pwm_enable(struct pwm_chip *chip, struct pwm_device *pwm)
 {
 	struct isc_pwm_info *info = to_isc_pwm_info(chip);
@@ -84,6 +86,7 @@ static int isc_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm,
 
 	return err;
 }
+#endif
 
 static struct pwm_device *of_isc_pwm_xlate(struct pwm_chip *pc,
 			const struct of_phandle_args *args)
@@ -122,9 +125,11 @@ static struct pwm_device *of_isc_pwm_xlate(struct pwm_chip *pc,
 }
 
 static const struct pwm_ops isc_pwm_ops = {
+#if KERNEL_VERSION(6, 0, 0) > LINUX_VERSION_CODE
 	.config = isc_pwm_config,
 	.enable = isc_pwm_enable,
 	.disable = isc_pwm_disable,
+#endif
 	.owner = THIS_MODULE,
 };
 

include/uapi/media/isc-dev.h

@@ -21,18 +21,4 @@ struct __attribute__ ((__packed__)) isc_dev_package {
 	unsigned long buffer;
 };
 
-#ifdef __KERNEL__
-#ifdef CONFIG_COMPAT
-#define ISC_DEV_IOCTL_RW32	_IOW('o', 1, struct isc_dev_package32)
-
-struct __attribute__ ((__packed__)) isc_dev_package32 {
-	__u16 offset;
-	__u16 offset_len;
-	__u32 size;
-	__u32 flags;
-	__u32 buffer;
-};
-#endif /* CONFIG_COMPAT */
-#endif /* __KERNEL__ */
-
 #endif  /* __UAPI_ISC_DEV_H__ */