From c1119b1b092527fbb6950d0b5e51e076ddb00f29 Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Fri, 20 Jul 2007 06:39:25 -0700 Subject: Replace filp in ioctl arguments with drm_file *file_priv. As a fallout, replace filp storage with file_priv storage for "unique identifier of a client" all over the DRM. There is a 1:1 mapping, so this should be a noop. This could be a minor performance improvement, as everything on Linux dereferenced filp to get file_priv anyway, while only the mmap ioctls went the other direction. --- linux-core/drm_ioctl.c | 39 +++++++++++++++++---------------------- 1 file changed, 17 insertions(+), 22 deletions(-) (limited to 'linux-core/drm_ioctl.c') diff --git a/linux-core/drm_ioctl.c b/linux-core/drm_ioctl.c index a2c3952c..6f0ef149 100644 --- a/linux-core/drm_ioctl.c +++ b/linux-core/drm_ioctl.c @@ -42,18 +42,17 @@ * Get the bus id. * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg user argument, pointing to a drm_unique structure. * \return zero on success or a negative number on failure. * * Copies the bus id from drm_device::unique into user space. */ -int drm_getunique(struct inode *inode, struct file *filp, +int drm_getunique(struct inode *inode, struct drm_file *file_priv, unsigned int cmd, unsigned long arg) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; + struct drm_device *dev = file_priv->head->dev; struct drm_unique __user *argp = (void __user *)arg; struct drm_unique u; @@ -73,7 +72,7 @@ int drm_getunique(struct inode *inode, struct file *filp, * Set the bus id. * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg user argument, pointing to a drm_unique structure. * \return zero on success or a negative number on failure. @@ -83,11 +82,10 @@ int drm_getunique(struct inode *inode, struct file *filp, * in interface version 1.1 and will return EBUSY when setversion has requested * version 1.1 or greater. */ -int drm_setunique(struct inode *inode, struct file *filp, +int drm_setunique(struct inode *inode, struct drm_file *file_priv, unsigned int cmd, unsigned long arg) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; + struct drm_device *dev = file_priv->head->dev; struct drm_unique u; int domain, bus, slot, func, ret; @@ -167,7 +165,7 @@ static int drm_set_busid(struct drm_device * dev) * Get a mapping information. * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg user argument, pointing to a drm_map structure. * @@ -176,11 +174,10 @@ static int drm_set_busid(struct drm_device * dev) * Searches for the mapping with the specified offset and copies its information * into userspace */ -int drm_getmap(struct inode *inode, struct file *filp, +int drm_getmap(struct inode *inode, struct drm_file *file_priv, unsigned int cmd, unsigned long arg) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; + struct drm_device *dev = file_priv->head->dev; struct drm_map __user *argp = (void __user *)arg; struct drm_map map; struct drm_map_list *r_list = NULL; @@ -228,7 +225,7 @@ int drm_getmap(struct inode *inode, struct file *filp, * Get client information. * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg user argument, pointing to a drm_client structure. * @@ -237,11 +234,10 @@ int drm_getmap(struct inode *inode, struct file *filp, * Searches for the client with the specified index and copies its information * into userspace */ -int drm_getclient(struct inode *inode, struct file *filp, +int drm_getclient(struct inode *inode, struct drm_file *file_priv, unsigned int cmd, unsigned long arg) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; + struct drm_device *dev = file_priv->head->dev; struct drm_client __user *argp = (struct drm_client __user *)arg; struct drm_client client; struct drm_file *pt; @@ -280,17 +276,16 @@ int drm_getclient(struct inode *inode, struct file *filp, * Get statistics information. * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg user argument, pointing to a drm_stats structure. * * \return zero on success or a negative number on failure. */ -int drm_getstats(struct inode *inode, struct file *filp, +int drm_getstats(struct inode *inode, struct drm_file *file_priv, unsigned int cmd, unsigned long arg) { - struct drm_file *priv = filp->private_data; - struct drm_device *dev = priv->head->dev; + struct drm_device *dev = file_priv->head->dev; struct drm_stats stats; int i; @@ -320,7 +315,7 @@ int drm_getstats(struct inode *inode, struct file *filp, * Setversion ioctl. * * \param inode device inode. - * \param filp file pointer. + * \param file_priv DRM file private. * \param cmd command. * \param arg user argument, pointing to a drm_lock structure. * \return zero on success or negative number on failure. @@ -372,7 +367,7 @@ int drm_setversion(DRM_IOCTL_ARGS) } /** No-op ioctl. */ -int drm_noop(struct inode *inode, struct file *filp, unsigned int cmd, +int drm_noop(struct inode *inode, struct drm_file *file_priv, unsigned int cmd, unsigned long arg) { DRM_DEBUG("\n"); 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