Merge branch 'linus' of master.kernel.org:/pub/scm/linux/kernel/git/perex/alsa

[linux-2.6-omap-h63xx.git] / drivers / char / drm / drmP.h

diff --git a/drivers/char/drm/drmP.h b/drivers/char/drm/drmP.h
index 0bbb04f2390f26d8383bff7f6cebb6f40879f827..d494315752a2c1671d8b0074b4f45e4edfc14015 100644 (file)
--- a/drivers/char/drm/drmP.h
+++ b/drivers/char/drm/drmP.h
@@ -414,6 +414,10 @@ typedef struct drm_lock_data {
        struct file *filp;              /**< File descr of lock holder (0=kernel) */
        wait_queue_head_t lock_queue;   /**< Queue of blocked processes */
        unsigned long lock_time;        /**< Time of last lock in jiffies */
+       spinlock_t spinlock;
+       uint32_t kernel_waiters;
+       uint32_t user_waiters;
+       int idle_has_lock;
 } drm_lock_data_t;
 
 /**
@@ -515,12 +519,17 @@ typedef struct drm_vbl_sig {
 #define DRM_ATI_GART_MAIN 1
 #define DRM_ATI_GART_FB   2
 
+#define DRM_ATI_GART_PCI 1
+#define DRM_ATI_GART_PCIE 2
+#define DRM_ATI_GART_IGP 3
+
 typedef struct ati_pcigart_info {
        int gart_table_location;
-       int is_pcie;
+       int gart_reg_if;
        void *addr;
        dma_addr_t bus_addr;
        drm_local_map_t mapping;
+       int table_size;
 } drm_ati_pcigart_info;
 
 /*
@@ -532,11 +541,13 @@ typedef struct drm_mm_node {
        int free;
        unsigned long start;
        unsigned long size;
+       struct drm_mm *mm;
        void *private;
 } drm_mm_node_t;
 
 typedef struct drm_mm {
-       drm_mm_node_t root_node;
+       struct list_head fl_entry;
+       struct list_head ml_entry;
 } drm_mm_t;
 
 /**
@@ -561,8 +572,7 @@ struct drm_driver {
        int (*context_dtor) (struct drm_device * dev, int context);
        int (*kernel_context_switch) (struct drm_device * dev, int old,
                                      int new);
-       void (*kernel_context_switch_unlock) (struct drm_device * dev,
-                                             drm_lock_t *lock);
+       void (*kernel_context_switch_unlock) (struct drm_device * dev);
        int (*vblank_wait) (struct drm_device * dev, unsigned int *sequence);
        int (*vblank_wait2) (struct drm_device * dev, unsigned int *sequence);
        int (*dri_library_name) (struct drm_device *dev, char *buf);
@@ -589,6 +599,8 @@ struct drm_driver {
        void (*reclaim_buffers) (struct drm_device * dev, struct file * filp);
        void (*reclaim_buffers_locked) (struct drm_device *dev,
                                        struct file *filp);
+       void (*reclaim_buffers_idlelocked) (struct drm_device *dev,
+                                       struct file * filp);
        unsigned long (*get_map_ofs) (drm_map_t * map);
        unsigned long (*get_reg_ofs) (struct drm_device * dev);
        void (*set_version) (struct drm_device * dev, drm_set_version_t * sv);
@@ -763,7 +775,7 @@ static __inline__ int drm_core_check_feature(struct drm_device *dev,
 }
 
 #ifdef __alpha__
-#define drm_get_pci_domain(dev) dev->hose->bus->number
+#define drm_get_pci_domain(dev) dev->hose->index
 #else
 #define drm_get_pci_domain(dev) 0
 #endif
@@ -844,9 +856,6 @@ extern void drm_mem_init(void);
 extern int drm_mem_info(char *buf, char **start, off_t offset,
                        int request, int *eof, void *data);
 extern void *drm_realloc(void *oldpt, size_t oldsize, size_t size, int area);
-extern void *drm_ioremap(unsigned long offset, unsigned long size,
-                        drm_device_t * dev);
-extern void drm_ioremapfree(void *pt, unsigned long size, drm_device_t * dev);
 
 extern DRM_AGP_MEM *drm_alloc_agp(drm_device_t * dev, int pages, u32 type);
 extern int drm_free_agp(DRM_AGP_MEM * handle, int pages);
@@ -917,9 +926,18 @@ extern int drm_lock(struct inode *inode, struct file *filp,
                    unsigned int cmd, unsigned long arg);
 extern int drm_unlock(struct inode *inode, struct file *filp,
                      unsigned int cmd, unsigned long arg);
-extern int drm_lock_take(__volatile__ unsigned int *lock, unsigned int context);
-extern int drm_lock_free(drm_device_t * dev,
-                        __volatile__ unsigned int *lock, unsigned int context);
+extern int drm_lock_take(drm_lock_data_t *lock_data, unsigned int context);
+extern int drm_lock_free(drm_lock_data_t *lock_data, unsigned int context);
+extern void drm_idlelock_take(drm_lock_data_t *lock_data);
+extern void drm_idlelock_release(drm_lock_data_t *lock_data);
+
+/*
+ * These are exported to drivers so that they can implement fencing using
+ * DMA quiscent + idle. DMA quiescent usually requires the hardware lock.
+ */
+
+extern int drm_i_have_hw_lock(struct file *filp);
+extern int drm_kernel_take_hw_lock(struct file *filp);
 
                                /* Buffer management support (drm_bufs.h) */
 extern int drm_addbufs_agp(drm_device_t * dev, drm_buf_desc_t * request);
@@ -1054,33 +1072,18 @@ extern void drm_sysfs_device_remove(struct class_device *class_dev);
 extern drm_mm_node_t *drm_mm_get_block(drm_mm_node_t * parent,
                                       unsigned long size,
                                       unsigned alignment);
-extern void drm_mm_put_block(drm_mm_t *mm, drm_mm_node_t *cur);
+void drm_mm_put_block(drm_mm_node_t * cur);
 extern drm_mm_node_t *drm_mm_search_free(const drm_mm_t *mm, unsigned long size,
                                         unsigned alignment, int best_match);
 extern int drm_mm_init(drm_mm_t *mm, unsigned long start, unsigned long size);
 extern void drm_mm_takedown(drm_mm_t *mm);
+extern int drm_mm_clean(drm_mm_t *mm);
+extern unsigned long drm_mm_tail_space(drm_mm_t *mm);
+extern int drm_mm_remove_space_from_tail(drm_mm_t *mm, unsigned long size);
+extern int drm_mm_add_space_to_tail(drm_mm_t *mm, unsigned long size);
 
-/* Inline replacements for DRM_IOREMAP macros */
-static __inline__ void drm_core_ioremap(struct drm_map *map,
-                                       struct drm_device *dev)
-{
-       map->handle = drm_ioremap(map->offset, map->size, dev);
-}
-
-#if 0
-static __inline__ void drm_core_ioremap_nocache(struct drm_map *map,
-                                               struct drm_device *dev)
-{
-       map->handle = drm_ioremap_nocache(map->offset, map->size, dev);
-}
-#endif  /*  0  */
-
-static __inline__ void drm_core_ioremapfree(struct drm_map *map,
-                                           struct drm_device *dev)
-{
-       if (map->handle && map->size)
-               drm_ioremapfree(map->handle, map->size, dev);
-}
+extern void drm_core_ioremap(struct drm_map *map, struct drm_device *dev);
+extern void drm_core_ioremapfree(struct drm_map *map, struct drm_device *dev);
 
 static __inline__ struct drm_map *drm_core_findmap(struct drm_device *dev,
                                                   unsigned int token)
@@ -1143,9 +1146,5 @@ extern void *drm_calloc(size_t nmemb, size_t size, int area);
 extern unsigned long drm_core_get_map_ofs(drm_map_t * map);
 extern unsigned long drm_core_get_reg_ofs(struct drm_device *dev);
 
-#ifndef pci_pretty_name
-#define pci_pretty_name(dev) ""
-#endif
-
 #endif                         /* __KERNEL__ */
 #endif