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-rw-r--r--include/drm/drmP.h88
1 files changed, 68 insertions, 20 deletions
diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index c1b987158df..7809d230ade 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -9,6 +9,7 @@
/*
* Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
* Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
+ * Copyright (c) 2009-2010, Code Aurora Forum.
* All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
@@ -48,9 +49,9 @@
#include <linux/proc_fs.h>
#include <linux/init.h>
#include <linux/file.h>
+#include <linux/platform_device.h>
#include <linux/pci.h>
#include <linux/jiffies.h>
-#include <linux/smp_lock.h> /* For (un)lock_kernel */
#include <linux/dma-mapping.h>
#include <linux/mm.h>
#include <linux/cdev.h>
@@ -144,6 +145,7 @@ extern void drm_ut_debug_printk(unsigned int request_level,
#define DRIVER_IRQ_VBL2 0x800
#define DRIVER_GEM 0x1000
#define DRIVER_MODESET 0x2000
+#define DRIVER_USE_PLATFORM_DEVICE 0x4000
/***********************************************************************/
/** \name Begin the DRM... */
@@ -303,14 +305,16 @@ struct drm_ioctl_desc {
unsigned int cmd;
int flags;
drm_ioctl_t *func;
+ unsigned int cmd_drv;
};
/**
* Creates a driver or general drm_ioctl_desc array entry for the given
* ioctl, for use by drm_ioctl().
*/
-#define DRM_IOCTL_DEF(ioctl, _func, _flags) \
- [DRM_IOCTL_NR(ioctl)] = {.cmd = ioctl, .func = _func, .flags = _flags}
+
+#define DRM_IOCTL_DEF_DRV(ioctl, _func, _flags) \
+ [DRM_IOCTL_NR(DRM_##ioctl)] = {.cmd = DRM_##ioctl, .func = _func, .flags = _flags, .cmd_drv = DRM_IOCTL_##ioctl}
struct drm_magic_entry {
struct list_head head;
@@ -403,6 +407,8 @@ struct drm_pending_event {
struct drm_event *event;
struct list_head link;
struct drm_file *file_priv;
+ pid_t pid; /* pid of requester, no guarantee it's valid by the time
+ we deliver the event, for tracing only */
void (*destroy)(struct drm_pending_event *event);
};
@@ -823,6 +829,7 @@ struct drm_driver {
int num_ioctls;
struct file_operations fops;
struct pci_driver pci_driver;
+ struct platform_device *platform_device;
/* List of devices hanging off this driver */
struct list_head device_list;
};
@@ -1015,12 +1022,16 @@ struct drm_device {
struct drm_agp_head *agp; /**< AGP data */
+ struct device *dev; /**< Device structure */
struct pci_dev *pdev; /**< PCI device structure */
int pci_vendor; /**< PCI vendor id */
int pci_device; /**< PCI device id */
#ifdef __alpha__
struct pci_controller *hose;
#endif
+
+ struct platform_device *platformdev; /**< Platform device struture */
+
struct drm_sg_mem *sg; /**< Scatter gather memory */
int num_crtcs; /**< Number of CRTCs on this device */
void *dev_private; /**< device private data */
@@ -1060,22 +1071,36 @@ struct drm_device {
};
-static inline int drm_dev_to_irq(struct drm_device *dev)
-{
- return dev->pdev->irq;
-}
-
static __inline__ int drm_core_check_feature(struct drm_device *dev,
int feature)
{
return ((dev->driver->driver_features & feature) ? 1 : 0);
}
-#ifdef __alpha__
-#define drm_get_pci_domain(dev) dev->hose->index
-#else
-#define drm_get_pci_domain(dev) 0
-#endif
+static inline int drm_dev_to_irq(struct drm_device *dev)
+{
+ if (drm_core_check_feature(dev, DRIVER_USE_PLATFORM_DEVICE))
+ return platform_get_irq(dev->platformdev, 0);
+ else
+ return dev->pdev->irq;
+}
+
+static inline int drm_get_pci_domain(struct drm_device *dev)
+{
+ if (drm_core_check_feature(dev, DRIVER_USE_PLATFORM_DEVICE))
+ return 0;
+
+#ifndef __alpha__
+ /* For historical reasons, drm_get_pci_domain() is busticated
+ * on most archs and has to remain so for userspace interface
+ * < 1.4, except on alpha which was right from the beginning
+ */
+ if (dev->if_version < 0x10004)
+ return 0;
+#endif /* __alpha__ */
+
+ return pci_domain_nr(dev->pdev->bus);
+}
#if __OS_HAS_AGP
static inline int drm_core_has_AGP(struct drm_device *dev)
@@ -1138,6 +1163,7 @@ extern long drm_compat_ioctl(struct file *filp,
extern int drm_lastclose(struct drm_device *dev);
/* Device support (drm_fops.h) */
+extern struct mutex drm_global_mutex;
extern int drm_open(struct inode *inode, struct file *filp);
extern int drm_stub_open(struct inode *inode, struct file *filp);
extern int drm_fasync(int fd, struct file *filp, int on);
@@ -1273,10 +1299,6 @@ extern int drm_freebufs(struct drm_device *dev, void *data,
extern int drm_mapbufs(struct drm_device *dev, void *data,
struct drm_file *file_priv);
extern int drm_order(unsigned long size);
-extern resource_size_t drm_get_resource_start(struct drm_device *dev,
- unsigned int resource);
-extern resource_size_t drm_get_resource_len(struct drm_device *dev,
- unsigned int resource);
/* DMA support (drm_dma.h) */
extern int drm_dma_setup(struct drm_device *dev);
@@ -1351,8 +1373,11 @@ extern int drm_dropmaster_ioctl(struct drm_device *dev, void *data,
struct drm_master *drm_master_create(struct drm_minor *minor);
extern struct drm_master *drm_master_get(struct drm_master *master);
extern void drm_master_put(struct drm_master **master);
-extern int drm_get_dev(struct pci_dev *pdev, const struct pci_device_id *ent,
- struct drm_driver *driver);
+extern int drm_get_pci_dev(struct pci_dev *pdev,
+ const struct pci_device_id *ent,
+ struct drm_driver *driver);
+extern int drm_get_platform_dev(struct platform_device *pdev,
+ struct drm_driver *driver);
extern void drm_put_dev(struct drm_device *dev);
extern int drm_put_minor(struct drm_minor **minor);
extern unsigned int drm_debug;
@@ -1440,6 +1465,8 @@ void drm_gem_vm_open(struct vm_area_struct *vma);
void drm_gem_vm_close(struct vm_area_struct *vma);
int drm_gem_mmap(struct file *filp, struct vm_area_struct *vma);
+#include "drm_global.h"
+
static inline void
drm_gem_object_reference(struct drm_gem_object *obj)
{
@@ -1529,6 +1556,9 @@ static __inline__ struct drm_local_map *drm_core_findmap(struct drm_device *dev,
static __inline__ int drm_device_is_agp(struct drm_device *dev)
{
+ if (drm_core_check_feature(dev, DRIVER_USE_PLATFORM_DEVICE))
+ return 0;
+
if (dev->driver->device_is_agp != NULL) {
int err = (*dev->driver->device_is_agp) (dev);
@@ -1542,7 +1572,10 @@ static __inline__ int drm_device_is_agp(struct drm_device *dev)
static __inline__ int drm_device_is_pcie(struct drm_device *dev)
{
- return pci_find_capability(dev->pdev, PCI_CAP_ID_EXP);
+ if (drm_core_check_feature(dev, DRIVER_USE_PLATFORM_DEVICE))
+ return 0;
+ else
+ return pci_find_capability(dev->pdev, PCI_CAP_ID_EXP);
}
static __inline__ void drm_core_dropmap(struct drm_local_map *map)
@@ -1550,6 +1583,21 @@ static __inline__ void drm_core_dropmap(struct drm_local_map *map)
}
#include "drm_mem_util.h"
+
+static inline void *drm_get_device(struct drm_device *dev)
+{
+ if (drm_core_check_feature(dev, DRIVER_USE_PLATFORM_DEVICE))
+ return dev->platformdev;
+ else
+ return dev->pdev;
+}
+
+extern int drm_platform_init(struct drm_driver *driver);
+extern int drm_pci_init(struct drm_driver *driver);
+extern int drm_fill_in_dev(struct drm_device *dev,
+ const struct pci_device_id *ent,
+ struct drm_driver *driver);
+int drm_get_minor(struct drm_device *dev, struct drm_minor **minor, int type);
/*@}*/
#endif /* __KERNEL__ */
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-12-19 07:15:34 +0000