diff options
Diffstat (limited to 'linux/gamma_drv.c')
| -rw-r--r-- | linux/gamma_drv.c | 80 |
1 files changed, 37 insertions, 43 deletions
diff --git a/linux/gamma_drv.c b/linux/gamma_drv.c index 987c903d..4a353c6f 100644 --- a/linux/gamma_drv.c +++ b/linux/gamma_drv.c @@ -30,12 +30,8 @@ */ #include <linux/config.h> -#define EXPORT_SYMTAB #include "drmP.h" #include "gamma_drv.h" -#include <linux/pci.h> -EXPORT_SYMBOL(gamma_init); -EXPORT_SYMBOL(gamma_cleanup); #ifndef PCI_DEVICE_ID_3DLABS_GAMMA #define PCI_DEVICE_ID_3DLABS_GAMMA 0x0008 @@ -46,7 +42,7 @@ EXPORT_SYMBOL(gamma_cleanup); #define GAMMA_NAME "gamma" #define GAMMA_DESC "3dlabs GMX 2000" -#define GAMMA_DATE "20000606" +#define GAMMA_DATE "20000719" #define GAMMA_MAJOR 1 #define GAMMA_MINOR 0 #define GAMMA_PATCHLEVEL 0 @@ -54,6 +50,10 @@ EXPORT_SYMBOL(gamma_cleanup); static drm_device_t gamma_device; static struct file_operations gamma_fops = { +#if LINUX_VERSION_CODE >= 0x020400 + /* This started being used during 2.4.0-test */ + owner: THIS_MODULE, +#endif open: gamma_open, flush: drm_flush, release: gamma_release, @@ -105,49 +105,30 @@ static drm_ioctl_desc_t gamma_ioctls[] = { #define GAMMA_IOCTL_COUNT DRM_ARRAY_SIZE(gamma_ioctls) #ifdef MODULE -int init_module(void); -void cleanup_module(void); static char *gamma = NULL; +#endif static int devices = 0; -MODULE_AUTHOR("Precision Insight, Inc., Cedar Park, Texas."); +MODULE_AUTHOR("VA Linux Systems, Inc."); MODULE_DESCRIPTION("3dlabs GMX 2000"); MODULE_PARM(gamma, "s"); MODULE_PARM(devices, "i"); -MODULE_PARM_DESC(devices, "devices=x, where x is the number of MX chips on your card\n"); - -/* init_module is called when insmod is used to load the module */ - -int init_module(void) -{ - return gamma_init(); -} - -/* cleanup_module is called when rmmod is used to unload the module */ - -void cleanup_module(void) -{ - gamma_cleanup(); -} -#endif - +MODULE_PARM_DESC(devices, + "devices=x, where x is the number of MX chips on card\n"); #ifndef MODULE -/* gamma_setup is called by the kernel to parse command-line options passed - * via the boot-loader (e.g., LILO). It calls the insmod option routine, - * drm_parse_options. - * - * This is not currently supported, since it requires changes to - * linux/init/main.c. */ +/* gamma_options is called by the kernel to parse command-line options + * passed via the boot-loader (e.g., LILO). It calls the insmod option + * routine, drm_parse_options. + */ -void __init gamma_setup(char *str, int *ints) +static int __init gamma_options(char *str) { - if (ints[0] != 0) { - DRM_ERROR("Illegal command line format, ignored\n"); - return; - } drm_parse_options(str); + return 1; } + +__setup("gamma=", gamma_options); #endif static int gamma_setup(drm_device_t *dev) @@ -284,12 +265,10 @@ static int gamma_takedown(drm_device_t *dev) - PAGE_SHIFT, DRM_MEM_SAREA); break; -#ifdef DRM_AGP case _DRM_AGP: /* Do nothing here, because this is all handled in the AGP/GART driver. */ break; -#endif } drm_free(map, sizeof(*map), DRM_MEM_MAPS); } @@ -360,7 +339,7 @@ int gamma_find_devices(void) /* gamma_init is called via init_module at module load time, or via * linux/init/main.c (this is not currently supported). */ -int gamma_init(void) +static int gamma_init(void) { int retcode; drm_device_t *dev = &gamma_device; @@ -401,7 +380,7 @@ int gamma_init(void) /* gamma_cleanup is called via cleanup_module at module unload time. */ -void gamma_cleanup(void) +static void gamma_cleanup(void) { drm_device_t *dev = &gamma_device; @@ -416,6 +395,10 @@ void gamma_cleanup(void) gamma_takedown(dev); } +module_init(gamma_init); +module_exit(gamma_cleanup); + + int gamma_version(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg) { @@ -457,7 +440,9 @@ int gamma_open(struct inode *inode, struct file *filp) DRM_DEBUG("open_count = %d\n", dev->open_count); if (!(retcode = drm_open_helper(inode, filp, dev))) { - MOD_INC_USE_COUNT; +#if LINUX_VERSION_CODE < 0x020333 + MOD_INC_USE_COUNT; /* Needed before Linux 2.3.51 */ +#endif atomic_inc(&dev->total_open); spin_lock(&dev->count_lock); if (!dev->open_count++) { @@ -472,12 +457,17 @@ int gamma_open(struct inode *inode, struct file *filp) int gamma_release(struct inode *inode, struct file *filp) { drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->dev; + drm_device_t *dev; int retcode = 0; + lock_kernel(); + dev = priv->dev; + DRM_DEBUG("open_count = %d\n", dev->open_count); if (!(retcode = drm_release(inode, filp))) { - MOD_DEC_USE_COUNT; +#if LINUX_VERSION_CODE < 0x020333 + MOD_DEC_USE_COUNT; /* Needed before Linux 2.3.51 */ +#endif atomic_inc(&dev->total_close); spin_lock(&dev->count_lock); if (!--dev->open_count) { @@ -486,13 +476,16 @@ int gamma_release(struct inode *inode, struct file *filp) atomic_read(&dev->ioctl_count), dev->blocked); spin_unlock(&dev->count_lock); + unlock_kernel(); return -EBUSY; } spin_unlock(&dev->count_lock); + unlock_kernel(); return gamma_takedown(dev); } spin_unlock(&dev->count_lock); } + unlock_kernel(); return retcode; } @@ -571,5 +564,6 @@ int gamma_unlock(struct inode *inode, struct file *filp, unsigned int cmd, - dev->lck_start)]); #endif + unblock_all_signals(); return 0; } |