diff options
Diffstat (limited to 'drivers/gpu/drm/via/via_drv.h')
| -rw-r--r-- | drivers/gpu/drm/via/via_drv.h | 229 |
1 files changed, 0 insertions, 229 deletions
diff --git a/drivers/gpu/drm/via/via_drv.h b/drivers/gpu/drm/via/via_drv.h deleted file mode 100644 index d5ad1b05bf77..000000000000 --- a/drivers/gpu/drm/via/via_drv.h +++ /dev/null @@ -1,229 +0,0 @@ -/* - * Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved. - * Copyright 2001-2003 S3 Graphics, Inc. All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sub license, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the - * next paragraph) shall be included in all copies or substantial portions - * of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL - * VIA, S3 GRAPHICS, AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - */ -#ifndef _VIA_DRV_H_ -#define _VIA_DRV_H_ - -#include <linux/irqreturn.h> -#include <linux/jiffies.h> -#include <linux/sched.h> -#include <linux/sched/signal.h> -#include <linux/wait.h> - -#include <drm/drm_ioctl.h> -#include <drm/drm_legacy.h> -#include <drm/drm_mm.h> -#include <drm/via_drm.h> - -#define DRIVER_AUTHOR "Various" - -#define DRIVER_NAME "via" -#define DRIVER_DESC "VIA Unichrome / Pro" -#define DRIVER_DATE "20070202" - -#define DRIVER_MAJOR 2 -#define DRIVER_MINOR 11 -#define DRIVER_PATCHLEVEL 1 - -#include "via_verifier.h" - -#include "via_dmablit.h" - -#define VIA_PCI_BUF_SIZE 60000 -#define VIA_FIRE_BUF_SIZE 1024 -#define VIA_NUM_IRQS 4 - -typedef struct drm_via_ring_buffer { - drm_local_map_t map; - char *virtual_start; -} drm_via_ring_buffer_t; - -typedef uint32_t maskarray_t[5]; - -typedef struct drm_via_irq { - atomic_t irq_received; - uint32_t pending_mask; - uint32_t enable_mask; - wait_queue_head_t irq_queue; -} drm_via_irq_t; - -typedef struct drm_via_private { - drm_via_sarea_t *sarea_priv; - drm_local_map_t *sarea; - drm_local_map_t *fb; - drm_local_map_t *mmio; - unsigned long agpAddr; - wait_queue_head_t decoder_queue[VIA_NR_XVMC_LOCKS]; - char *dma_ptr; - unsigned int dma_low; - unsigned int dma_high; - unsigned int dma_offset; - uint32_t dma_wrap; - volatile uint32_t *last_pause_ptr; - volatile uint32_t *hw_addr_ptr; - drm_via_ring_buffer_t ring; - ktime_t last_vblank; - int last_vblank_valid; - ktime_t nsec_per_vblank; - atomic_t vbl_received; - drm_via_state_t hc_state; - char pci_buf[VIA_PCI_BUF_SIZE]; - const uint32_t *fire_offsets[VIA_FIRE_BUF_SIZE]; - uint32_t num_fire_offsets; - int chipset; - drm_via_irq_t via_irqs[VIA_NUM_IRQS]; - unsigned num_irqs; - maskarray_t *irq_masks; - uint32_t irq_enable_mask; - uint32_t irq_pending_mask; - int *irq_map; - unsigned int idle_fault; - int vram_initialized; - struct drm_mm vram_mm; - int agp_initialized; - struct drm_mm agp_mm; - /** Mapping of userspace keys to mm objects */ - struct idr object_idr; - unsigned long vram_offset; - unsigned long agp_offset; - drm_via_blitq_t blit_queues[VIA_NUM_BLIT_ENGINES]; - uint32_t dma_diff; -} drm_via_private_t; - -struct via_file_private { - struct list_head obj_list; -}; - -enum via_family { - VIA_OTHER = 0, /* Baseline */ - VIA_PRO_GROUP_A, /* Another video engine and DMA commands */ - VIA_DX9_0 /* Same video as pro_group_a, but 3D is unsupported */ -}; - -/* VIA MMIO register access */ -static inline u32 via_read(struct drm_via_private *dev_priv, u32 reg) -{ - return readl((void __iomem *)(dev_priv->mmio->handle + reg)); -} - -static inline void via_write(struct drm_via_private *dev_priv, u32 reg, - u32 val) -{ - writel(val, (void __iomem *)(dev_priv->mmio->handle + reg)); -} - -static inline void via_write8(struct drm_via_private *dev_priv, u32 reg, - u32 val) -{ - writeb(val, (void __iomem *)(dev_priv->mmio->handle + reg)); -} - -static inline void via_write8_mask(struct drm_via_private *dev_priv, - u32 reg, u32 mask, u32 val) -{ - u32 tmp; - - tmp = readb((void __iomem *)(dev_priv->mmio->handle + reg)); - tmp = (tmp & ~mask) | (val & mask); - writeb(tmp, (void __iomem *)(dev_priv->mmio->handle + reg)); -} - -/* - * Poll in a loop waiting for 'contidition' to be true. - * Note: A direct replacement with wait_event_interruptible_timeout() - * will not work unless driver is updated to emit wake_up() - * in relevant places that can impact the 'condition' - * - * Returns: - * ret keeps current value if 'condition' becomes true - * ret = -BUSY if timeout happens - * ret = -EINTR if a signal interrupted the waiting period - */ -#define VIA_WAIT_ON( ret, queue, timeout, condition ) \ -do { \ - DECLARE_WAITQUEUE(entry, current); \ - unsigned long end = jiffies + (timeout); \ - add_wait_queue(&(queue), &entry); \ - \ - for (;;) { \ - __set_current_state(TASK_INTERRUPTIBLE); \ - if (condition) \ - break; \ - if (time_after_eq(jiffies, end)) { \ - ret = -EBUSY; \ - break; \ - } \ - schedule_timeout((HZ/100 > 1) ? HZ/100 : 1); \ - if (signal_pending(current)) { \ - ret = -EINTR; \ - break; \ - } \ - } \ - __set_current_state(TASK_RUNNING); \ - remove_wait_queue(&(queue), &entry); \ -} while (0) - -extern const struct drm_ioctl_desc via_ioctls[]; -extern int via_max_ioctl; - -extern int via_fb_init(struct drm_device *dev, void *data, struct drm_file *file_priv); -extern int via_mem_alloc(struct drm_device *dev, void *data, struct drm_file *file_priv); -extern int via_mem_free(struct drm_device *dev, void *data, struct drm_file *file_priv); -extern int via_agp_init(struct drm_device *dev, void *data, struct drm_file *file_priv); -extern int via_map_init(struct drm_device *dev, void *data, struct drm_file *file_priv); -extern int via_decoder_futex(struct drm_device *dev, void *data, struct drm_file *file_priv); -extern int via_wait_irq(struct drm_device *dev, void *data, struct drm_file *file_priv); -extern int via_dma_blit_sync(struct drm_device *dev, void *data, struct drm_file *file_priv); -extern int via_dma_blit(struct drm_device *dev, void *data, struct drm_file *file_priv); - -extern int via_driver_load(struct drm_device *dev, unsigned long chipset); -extern void via_driver_unload(struct drm_device *dev); - -extern int via_init_context(struct drm_device *dev, int context); -extern int via_final_context(struct drm_device *dev, int context); - -extern int via_do_cleanup_map(struct drm_device *dev); -extern u32 via_get_vblank_counter(struct drm_device *dev, unsigned int pipe); -extern int via_enable_vblank(struct drm_device *dev, unsigned int pipe); -extern void via_disable_vblank(struct drm_device *dev, unsigned int pipe); - -extern irqreturn_t via_driver_irq_handler(int irq, void *arg); -extern void via_driver_irq_preinstall(struct drm_device *dev); -extern int via_driver_irq_postinstall(struct drm_device *dev); -extern void via_driver_irq_uninstall(struct drm_device *dev); - -extern int via_dma_cleanup(struct drm_device *dev); -extern void via_init_command_verifier(void); -extern int via_driver_dma_quiescent(struct drm_device *dev); -extern void via_init_futex(drm_via_private_t *dev_priv); -extern void via_cleanup_futex(drm_via_private_t *dev_priv); -extern void via_release_futex(drm_via_private_t *dev_priv, int context); - -extern void via_reclaim_buffers_locked(struct drm_device *dev, - struct drm_file *file_priv); -extern void via_lastclose(struct drm_device *dev); - -extern void via_dmablit_handler(struct drm_device *dev, int engine, int from_irq); -extern void via_init_dmablit(struct drm_device *dev); - -#endif |