aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/vmwgfx/vmwgfx_drv.h')
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_drv.h511
1 files changed, 511 insertions, 0 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
new file mode 100644
index 00000000000..43546d09d1b
--- /dev/null
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
@@ -0,0 +1,511 @@
+/**************************************************************************
+ *
+ * Copyright © 2009 VMware, Inc., Palo Alto, CA., USA
+ * 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
+ * THE COPYRIGHT HOLDERS, AUTHORS 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 _VMWGFX_DRV_H_
+#define _VMWGFX_DRV_H_
+
+#include "vmwgfx_reg.h"
+#include "drmP.h"
+#include "vmwgfx_drm.h"
+#include "drm_hashtab.h"
+#include "ttm/ttm_bo_driver.h"
+#include "ttm/ttm_object.h"
+#include "ttm/ttm_lock.h"
+#include "ttm/ttm_execbuf_util.h"
+#include "ttm/ttm_module.h"
+
+#define VMWGFX_DRIVER_DATE "20090724"
+#define VMWGFX_DRIVER_MAJOR 0
+#define VMWGFX_DRIVER_MINOR 1
+#define VMWGFX_DRIVER_PATCHLEVEL 2
+#define VMWGFX_FILE_PAGE_OFFSET 0x00100000
+#define VMWGFX_FIFO_STATIC_SIZE (1024*1024)
+#define VMWGFX_MAX_RELOCATIONS 2048
+#define VMWGFX_MAX_GMRS 2048
+
+struct vmw_fpriv {
+ struct drm_master *locked_master;
+ struct ttm_object_file *tfile;
+};
+
+struct vmw_dma_buffer {
+ struct ttm_buffer_object base;
+ struct list_head validate_list;
+ struct list_head gmr_lru;
+ uint32_t gmr_id;
+ bool gmr_bound;
+ uint32_t cur_validate_node;
+ bool on_validate_list;
+};
+
+struct vmw_resource {
+ struct kref kref;
+ struct vmw_private *dev_priv;
+ struct idr *idr;
+ int id;
+ enum ttm_object_type res_type;
+ bool avail;
+ void (*hw_destroy) (struct vmw_resource *res);
+ void (*res_free) (struct vmw_resource *res);
+
+ /* TODO is a generic snooper needed? */
+#if 0
+ void (*snoop)(struct vmw_resource *res,
+ struct ttm_object_file *tfile,
+ SVGA3dCmdHeader *header);
+ void *snoop_priv;
+#endif
+};
+
+struct vmw_cursor_snooper {
+ struct drm_crtc *crtc;
+ size_t age;
+ uint32_t *image;
+};
+
+struct vmw_surface {
+ struct vmw_resource res;
+ uint32_t flags;
+ uint32_t format;
+ uint32_t mip_levels[DRM_VMW_MAX_SURFACE_FACES];
+ struct drm_vmw_size *sizes;
+ uint32_t num_sizes;
+
+ /* TODO so far just a extra pointer */
+ struct vmw_cursor_snooper snooper;
+};
+
+struct vmw_fifo_state {
+ unsigned long reserved_size;
+ __le32 *dynamic_buffer;
+ __le32 *static_buffer;
+ __le32 *last_buffer;
+ uint32_t last_data_size;
+ uint32_t last_buffer_size;
+ bool last_buffer_add;
+ unsigned long static_buffer_size;
+ bool using_bounce_buffer;
+ uint32_t capabilities;
+ struct rw_semaphore rwsem;
+};
+
+struct vmw_relocation {
+ SVGAGuestPtr *location;
+ uint32_t index;
+};
+
+struct vmw_sw_context{
+ struct ida bo_list;
+ uint32_t last_cid;
+ bool cid_valid;
+ uint32_t last_sid;
+ bool sid_valid;
+ struct ttm_object_file *tfile;
+ struct list_head validate_nodes;
+ struct vmw_relocation relocs[VMWGFX_MAX_RELOCATIONS];
+ uint32_t cur_reloc;
+ struct ttm_validate_buffer val_bufs[VMWGFX_MAX_GMRS];
+ uint32_t cur_val_buf;
+};
+
+struct vmw_legacy_display;
+struct vmw_overlay;
+
+struct vmw_master {
+ struct ttm_lock lock;
+};
+
+struct vmw_private {
+ struct ttm_bo_device bdev;
+ struct ttm_bo_global_ref bo_global_ref;
+ struct ttm_global_reference mem_global_ref;
+
+ struct vmw_fifo_state fifo;
+
+ struct drm_device *dev;
+ unsigned long vmw_chipset;
+ unsigned int io_start;
+ uint32_t vram_start;
+ uint32_t vram_size;
+ uint32_t mmio_start;
+ uint32_t mmio_size;
+ uint32_t fb_max_width;
+ uint32_t fb_max_height;
+ __le32 __iomem *mmio_virt;
+ int mmio_mtrr;
+ uint32_t capabilities;
+ uint32_t max_gmr_descriptors;
+ uint32_t max_gmr_ids;
+ struct mutex hw_mutex;
+
+ /*
+ * VGA registers.
+ */
+
+ uint32_t vga_width;
+ uint32_t vga_height;
+ uint32_t vga_depth;
+ uint32_t vga_bpp;
+ uint32_t vga_pseudo;
+ uint32_t vga_red_mask;
+ uint32_t vga_blue_mask;
+ uint32_t vga_green_mask;
+
+ /*
+ * Framebuffer info.
+ */
+
+ void *fb_info;
+ struct vmw_legacy_display *ldu_priv;
+ struct vmw_overlay *overlay_priv;
+
+ /*
+ * Context and surface management.
+ */
+
+ rwlock_t resource_lock;
+ struct idr context_idr;
+ struct idr surface_idr;
+ struct idr stream_idr;
+
+ /*
+ * Block lastclose from racing with firstopen.
+ */
+
+ struct mutex init_mutex;
+
+ /*
+ * A resource manager for kernel-only surfaces and
+ * contexts.
+ */
+
+ struct ttm_object_device *tdev;
+
+ /*
+ * Fencing and IRQs.
+ */
+
+ uint32_t fence_seq;
+ wait_queue_head_t fence_queue;
+ wait_queue_head_t fifo_queue;
+ atomic_t fence_queue_waiters;
+ atomic_t fifo_queue_waiters;
+ uint32_t last_read_sequence;
+ spinlock_t irq_lock;
+
+ /*
+ * Device state
+ */
+
+ uint32_t traces_state;
+ uint32_t enable_state;
+ uint32_t config_done_state;
+
+ /**
+ * Execbuf
+ */
+ /**
+ * Protected by the cmdbuf mutex.
+ */
+
+ struct vmw_sw_context ctx;
+ uint32_t val_seq;
+ struct mutex cmdbuf_mutex;
+
+ /**
+ * GMR management. Protected by the lru spinlock.
+ */
+
+ struct ida gmr_ida;
+ struct list_head gmr_lru;
+
+
+ /**
+ * Operating mode.
+ */
+
+ bool stealth;
+ bool is_opened;
+
+ /**
+ * Master management.
+ */
+
+ struct vmw_master *active_master;
+ struct vmw_master fbdev_master;
+};
+
+static inline struct vmw_private *vmw_priv(struct drm_device *dev)
+{
+ return (struct vmw_private *)dev->dev_private;
+}
+
+static inline struct vmw_fpriv *vmw_fpriv(struct drm_file *file_priv)
+{
+ return (struct vmw_fpriv *)file_priv->driver_priv;
+}
+
+static inline struct vmw_master *vmw_master(struct drm_master *master)
+{
+ return (struct vmw_master *) master->driver_priv;
+}
+
+static inline void vmw_write(struct vmw_private *dev_priv,
+ unsigned int offset, uint32_t value)
+{
+ outl(offset, dev_priv->io_start + VMWGFX_INDEX_PORT);
+ outl(value, dev_priv->io_start + VMWGFX_VALUE_PORT);
+}
+
+static inline uint32_t vmw_read(struct vmw_private *dev_priv,
+ unsigned int offset)
+{
+ uint32_t val;
+
+ outl(offset, dev_priv->io_start + VMWGFX_INDEX_PORT);
+ val = inl(dev_priv->io_start + VMWGFX_VALUE_PORT);
+ return val;
+}
+
+/**
+ * GMR utilities - vmwgfx_gmr.c
+ */
+
+extern int vmw_gmr_bind(struct vmw_private *dev_priv,
+ struct ttm_buffer_object *bo);
+extern void vmw_gmr_unbind(struct vmw_private *dev_priv, int gmr_id);
+
+/**
+ * Resource utilities - vmwgfx_resource.c
+ */
+
+extern struct vmw_resource *vmw_context_alloc(struct vmw_private *dev_priv);
+extern void vmw_resource_unreference(struct vmw_resource **p_res);
+extern struct vmw_resource *vmw_resource_reference(struct vmw_resource *res);
+extern int vmw_context_destroy_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv);
+extern int vmw_context_define_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv);
+extern int vmw_context_check(struct vmw_private *dev_priv,
+ struct ttm_object_file *tfile,
+ int id);
+extern void vmw_surface_res_free(struct vmw_resource *res);
+extern int vmw_surface_init(struct vmw_private *dev_priv,
+ struct vmw_surface *srf,
+ void (*res_free) (struct vmw_resource *res));
+extern int vmw_user_surface_lookup(struct vmw_private *dev_priv,
+ struct ttm_object_file *tfile,
+ int sid, struct vmw_surface **out);
+extern int vmw_surface_destroy_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv);
+extern int vmw_surface_define_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv);
+extern int vmw_surface_reference_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv);
+extern int vmw_surface_check(struct vmw_private *dev_priv,
+ struct ttm_object_file *tfile,
+ int id);
+extern void vmw_dmabuf_bo_free(struct ttm_buffer_object *bo);
+extern int vmw_dmabuf_init(struct vmw_private *dev_priv,
+ struct vmw_dma_buffer *vmw_bo,
+ size_t size, struct ttm_placement *placement,
+ bool interuptable,
+ void (*bo_free) (struct ttm_buffer_object *bo));
+extern int vmw_dmabuf_alloc_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv);
+extern int vmw_dmabuf_unref_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv);
+extern uint32_t vmw_dmabuf_validate_node(struct ttm_buffer_object *bo,
+ uint32_t cur_validate_node);
+extern void vmw_dmabuf_validate_clear(struct ttm_buffer_object *bo);
+extern int vmw_user_dmabuf_lookup(struct ttm_object_file *tfile,
+ uint32_t id, struct vmw_dma_buffer **out);
+extern uint32_t vmw_dmabuf_gmr(struct ttm_buffer_object *bo);
+extern void vmw_dmabuf_set_gmr(struct ttm_buffer_object *bo, uint32_t id);
+extern int vmw_gmr_id_alloc(struct vmw_private *dev_priv, uint32_t *p_id);
+extern int vmw_dmabuf_to_start_of_vram(struct vmw_private *vmw_priv,
+ struct vmw_dma_buffer *bo);
+extern int vmw_dmabuf_from_vram(struct vmw_private *vmw_priv,
+ struct vmw_dma_buffer *bo);
+extern int vmw_stream_claim_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv);
+extern int vmw_stream_unref_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv);
+extern int vmw_user_stream_lookup(struct vmw_private *dev_priv,
+ struct ttm_object_file *tfile,
+ uint32_t *inout_id,
+ struct vmw_resource **out);
+
+
+/**
+ * Misc Ioctl functionality - vmwgfx_ioctl.c
+ */
+
+extern int vmw_getparam_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv);
+extern int vmw_fifo_debug_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv);
+
+/**
+ * Fifo utilities - vmwgfx_fifo.c
+ */
+
+extern int vmw_fifo_init(struct vmw_private *dev_priv,
+ struct vmw_fifo_state *fifo);
+extern void vmw_fifo_release(struct vmw_private *dev_priv,
+ struct vmw_fifo_state *fifo);
+extern void *vmw_fifo_reserve(struct vmw_private *dev_priv, uint32_t bytes);
+extern void vmw_fifo_commit(struct vmw_private *dev_priv, uint32_t bytes);
+extern int vmw_fifo_send_fence(struct vmw_private *dev_priv,
+ uint32_t *sequence);
+extern void vmw_fifo_ping_host(struct vmw_private *dev_priv, uint32_t reason);
+extern int vmw_fifo_mmap(struct file *filp, struct vm_area_struct *vma);
+
+/**
+ * TTM glue - vmwgfx_ttm_glue.c
+ */
+
+extern int vmw_ttm_global_init(struct vmw_private *dev_priv);
+extern void vmw_ttm_global_release(struct vmw_private *dev_priv);
+extern int vmw_mmap(struct file *filp, struct vm_area_struct *vma);
+
+/**
+ * TTM buffer object driver - vmwgfx_buffer.c
+ */
+
+extern struct ttm_placement vmw_vram_placement;
+extern struct ttm_placement vmw_vram_ne_placement;
+extern struct ttm_placement vmw_sys_placement;
+extern struct ttm_bo_driver vmw_bo_driver;
+extern int vmw_dma_quiescent(struct drm_device *dev);
+
+/**
+ * Command submission - vmwgfx_execbuf.c
+ */
+
+extern int vmw_execbuf_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv);
+
+/**
+ * IRQs and wating - vmwgfx_irq.c
+ */
+
+extern irqreturn_t vmw_irq_handler(DRM_IRQ_ARGS);
+extern int vmw_wait_fence(struct vmw_private *dev_priv, bool lazy,
+ uint32_t sequence, bool interruptible,
+ unsigned long timeout);
+extern void vmw_irq_preinstall(struct drm_device *dev);
+extern int vmw_irq_postinstall(struct drm_device *dev);
+extern void vmw_irq_uninstall(struct drm_device *dev);
+extern bool vmw_fence_signaled(struct vmw_private *dev_priv,
+ uint32_t sequence);
+extern int vmw_fence_wait_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv);
+extern int vmw_fallback_wait(struct vmw_private *dev_priv,
+ bool lazy,
+ bool fifo_idle,
+ uint32_t sequence,
+ bool interruptible,
+ unsigned long timeout);
+
+/**
+ * Kernel framebuffer - vmwgfx_fb.c
+ */
+
+int vmw_fb_init(struct vmw_private *vmw_priv);
+int vmw_fb_close(struct vmw_private *dev_priv);
+int vmw_fb_off(struct vmw_private *vmw_priv);
+int vmw_fb_on(struct vmw_private *vmw_priv);
+
+/**
+ * Kernel modesetting - vmwgfx_kms.c
+ */
+
+int vmw_kms_init(struct vmw_private *dev_priv);
+int vmw_kms_close(struct vmw_private *dev_priv);
+int vmw_kms_save_vga(struct vmw_private *vmw_priv);
+int vmw_kms_restore_vga(struct vmw_private *vmw_priv);
+int vmw_kms_cursor_bypass_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv);
+void vmw_kms_cursor_post_execbuf(struct vmw_private *dev_priv);
+void vmw_kms_cursor_snoop(struct vmw_surface *srf,
+ struct ttm_object_file *tfile,
+ struct ttm_buffer_object *bo,
+ SVGA3dCmdHeader *header);
+
+/**
+ * Overlay control - vmwgfx_overlay.c
+ */
+
+int vmw_overlay_init(struct vmw_private *dev_priv);
+int vmw_overlay_close(struct vmw_private *dev_priv);
+int vmw_overlay_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv);
+int vmw_overlay_stop_all(struct vmw_private *dev_priv);
+int vmw_overlay_resume_all(struct vmw_private *dev_priv);
+int vmw_overlay_pause_all(struct vmw_private *dev_priv);
+int vmw_overlay_claim(struct vmw_private *dev_priv, uint32_t *out);
+int vmw_overlay_unref(struct vmw_private *dev_priv, uint32_t stream_id);
+int vmw_overlay_num_overlays(struct vmw_private *dev_priv);
+int vmw_overlay_num_free_overlays(struct vmw_private *dev_priv);
+
+/**
+ * Inline helper functions
+ */
+
+static inline void vmw_surface_unreference(struct vmw_surface **srf)
+{
+ struct vmw_surface *tmp_srf = *srf;
+ struct vmw_resource *res = &tmp_srf->res;
+ *srf = NULL;
+
+ vmw_resource_unreference(&res);
+}
+
+static inline struct vmw_surface *vmw_surface_reference(struct vmw_surface *srf)
+{
+ (void) vmw_resource_reference(&srf->res);
+ return srf;
+}
+
+static inline void vmw_dmabuf_unreference(struct vmw_dma_buffer **buf)
+{
+ struct vmw_dma_buffer *tmp_buf = *buf;
+ struct ttm_buffer_object *bo = &tmp_buf->base;
+ *buf = NULL;
+
+ ttm_bo_unref(&bo);
+}
+
+static inline struct vmw_dma_buffer *vmw_dmabuf_reference(struct vmw_dma_buffer *buf)
+{
+ if (ttm_bo_reference(&buf->base))
+ return buf;
+ return NULL;
+}
+
+#endif