diff options
Diffstat (limited to 'sys/dev/drm2/drm_os_freebsd.h')
| -rw-r--r-- | sys/dev/drm2/drm_os_freebsd.h | 332 |
1 files changed, 323 insertions, 9 deletions
diff --git a/sys/dev/drm2/drm_os_freebsd.h b/sys/dev/drm2/drm_os_freebsd.h index 8aa660a..f590493 100644 --- a/sys/dev/drm2/drm_os_freebsd.h +++ b/sys/dev/drm2/drm_os_freebsd.h @@ -10,6 +10,7 @@ __FBSDID("$FreeBSD$"); #define _DRM_OS_FREEBSD_H_ #include <sys/fbio.h> +#include <sys/smp.h> #if _BYTE_ORDER == _BIG_ENDIAN #define __BIG_ENDIAN 4321 @@ -24,10 +25,22 @@ __FBSDID("$FreeBSD$"); #endif #ifndef __user -#define __user +#define __user #endif #ifndef __iomem -#define __iomem +#define __iomem +#endif +#ifndef __always_unused +#define __always_unused +#endif +#ifndef __must_check +#define __must_check +#endif +#ifndef __force +#define __force +#endif +#ifndef uninitialized_var +#define uninitialized_var(x) x #endif #define cpu_to_le16(x) htole16(x) @@ -69,9 +82,23 @@ typedef void irqreturn_t; #define __exit #define __read_mostly -#define WARN_ON(cond) KASSERT(!(cond), ("WARN ON: " #cond)) +#define BUILD_BUG_ON(x) CTASSERT(!(x)) +#define BUILD_BUG_ON_NOT_POWER_OF_2(x) + +#ifndef WARN +#define WARN(condition, format, ...) ({ \ + int __ret_warn_on = !!(condition); \ + if (unlikely(__ret_warn_on)) \ + DRM_ERROR(format, ##__VA_ARGS__); \ + unlikely(__ret_warn_on); \ +}) +#endif +#define WARN_ONCE(condition, format, ...) \ + WARN(condition, format, ##__VA_ARGS__) +#define WARN_ON(cond) WARN(cond, "WARN ON: " #cond) #define WARN_ON_SMP(cond) WARN_ON(cond) -#define BUG_ON(cond) KASSERT(!(cond), ("BUG ON: " #cond)) +#define BUG() panic("BUG") +#define BUG_ON(cond) KASSERT(!(cond), ("BUG ON: " #cond " -> 0x%jx", (uintmax_t)(cond))) #define unlikely(x) __builtin_expect(!!(x), 0) #define likely(x) __builtin_expect(!!(x), 1) #define container_of(ptr, type, member) ({ \ @@ -93,6 +120,15 @@ typedef void irqreturn_t; #define DRM_UDELAY(udelay) DELAY(udelay) #define drm_msleep(x, msg) pause((msg), ((int64_t)(x)) * hz / 1000) #define DRM_MSLEEP(msecs) drm_msleep((msecs), "drm_msleep") +#define get_seconds() time_second + +#define ioread8(addr) *(volatile uint8_t *)((char *)addr) +#define ioread16(addr) *(volatile uint16_t *)((char *)addr) +#define ioread32(addr) *(volatile uint32_t *)((char *)addr) + +#define iowrite8(data, addr) *(volatile uint8_t *)((char *)addr) = data; +#define iowrite16(data, addr) *(volatile uint16_t *)((char *)addr) = data; +#define iowrite32(data, addr) *(volatile uint32_t *)((char *)addr) = data; #define DRM_READ8(map, offset) \ *(volatile u_int8_t *)(((vm_offset_t)(map)->handle) + \ @@ -127,12 +163,18 @@ typedef void irqreturn_t; #define DRM_WRITEMEMORYBARRIER() wmb() #define DRM_MEMORYBARRIER() mb() #define smp_rmb() rmb() +#define smp_wmb() wmb() #define smp_mb__before_atomic_inc() mb() #define smp_mb__after_atomic_inc() mb() +#define barrier() __compiler_membar() #define do_div(a, b) ((a) /= (b)) #define div64_u64(a, b) ((a) / (b)) #define lower_32_bits(n) ((u32)(n)) +#define upper_32_bits(n) ((u32)(((n) >> 16) >> 16)) + +#define __set_bit(n, s) set_bit((n), (s)) +#define __clear_bit(n, s) clear_bit((n), (s)) #define min_t(type, x, y) ({ \ type __min1 = (x); \ @@ -148,6 +190,10 @@ typedef void irqreturn_t; #define memcpy_fromio(a, b, c) memcpy((a), (b), (c)) #define memcpy_toio(a, b, c) memcpy((a), (b), (c)) +#define VERIFY_READ VM_PROT_READ +#define VERIFY_WRITE VM_PROT_WRITE +#define access_ok(prot, p, l) useracc((p), (l), (prot)) + /* XXXKIB what is the right code for the FreeBSD ? */ /* kib@ used ENXIO here -- dumbbell@ */ #define EREMOTEIO EIO @@ -170,8 +216,10 @@ typedef void irqreturn_t; #define PCI_VENDOR_ID_SONY 0x104d #define PCI_VENDOR_ID_VIA 0x1106 -#define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d)) -#define hweight32(i) bitcount32(i) +#define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d)) +#define DIV_ROUND_CLOSEST(n,d) (((n) + (d) / 2) / (d)) +#define div_u64(n, d) ((n) / (d)) +#define hweight32(i) bitcount32(i) static inline unsigned long roundup_pow_of_two(unsigned long x) @@ -195,6 +243,8 @@ ror32(uint32_t word, unsigned int shift) } #define IS_ALIGNED(x, y) (((x) & ((y) - 1)) == 0) +#define round_down(x, y) rounddown2((x), (y)) +#define round_up(x, y) roundup2((x), (y)) #define get_unaligned(ptr) \ ({ __typeof__(*(ptr)) __tmp; \ memcpy(&__tmp, (ptr), sizeof(*(ptr))); __tmp; }) @@ -251,7 +301,9 @@ abs64(int64_t x) int64_t timeval_to_ns(const struct timeval *tv); struct timeval ns_to_timeval(const int64_t nsec); -#define PAGE_ALIGN(addr) round_page(addr) +#define PAGE_ALIGN(addr) round_page(addr) +#define page_to_phys(x) VM_PAGE_TO_PHYS(x) +#define offset_in_page(x) ((x) & PAGE_MASK) #define drm_get_device_from_kdev(_kdev) (((struct drm_minor *)(_kdev)->si_drv1)->dev) @@ -295,20 +347,193 @@ __get_user(size_t size, const void *ptr, void *x) } #define get_user(x, ptr) __get_user(sizeof(*ptr), (ptr), &(x)) +static inline int +__copy_to_user_inatomic(void __user *to, const void *from, unsigned n) +{ + + return (copyout_nofault(from, to, n) != 0 ? n : 0); +} +#define __copy_to_user_inatomic_nocache(to, from, n) \ + __copy_to_user_inatomic((to), (from), (n)) + +static inline unsigned long +__copy_from_user_inatomic(void *to, const void __user *from, + unsigned long n) +{ + + /* + * XXXKIB. Equivalent Linux function is implemented using + * MOVNTI for aligned moves. For unaligned head and tail, + * normal move is performed. As such, it is not incorrect, if + * only somewhat slower, to use normal copyin. All uses + * except shmem_pwrite_fast() have the destination mapped WC. + */ + return ((copyin_nofault(__DECONST(void *, from), to, n) != 0 ? n : 0)); +} +#define __copy_from_user_inatomic_nocache(to, from, n) \ + __copy_from_user_inatomic((to), (from), (n)) + +static inline int +fault_in_multipages_readable(const char __user *uaddr, int size) +{ + char c; + int ret = 0; + const char __user *end = uaddr + size - 1; + + if (unlikely(size == 0)) + return ret; + + while (uaddr <= end) { + ret = -copyin(uaddr, &c, 1); + if (ret != 0) + return -EFAULT; + uaddr += PAGE_SIZE; + } + + /* Check whether the range spilled into the next page. */ + if (((unsigned long)uaddr & ~PAGE_MASK) == + ((unsigned long)end & ~PAGE_MASK)) { + ret = -copyin(end, &c, 1); + } + + return ret; +} + +static inline int +fault_in_multipages_writeable(char __user *uaddr, int size) +{ + int ret = 0; + char __user *end = uaddr + size - 1; + + if (unlikely(size == 0)) + return ret; + + /* + * Writing zeroes into userspace here is OK, because we know that if + * the zero gets there, we'll be overwriting it. + */ + while (uaddr <= end) { + ret = subyte(uaddr, 0); + if (ret != 0) + return -EFAULT; + uaddr += PAGE_SIZE; + } + + /* Check whether the range spilled into the next page. */ + if (((unsigned long)uaddr & ~PAGE_MASK) == + ((unsigned long)end & ~PAGE_MASK)) + ret = subyte(end, 0); + + return ret; +} + +enum __drm_capabilities { + CAP_SYS_ADMIN +}; + +static inline bool +capable(enum __drm_capabilities cap) +{ + + switch (cap) { + case CAP_SYS_ADMIN: + return DRM_SUSER(curthread); + } +} + +#define to_user_ptr(x) ((void *)(uintptr_t)(x)) #define sigemptyset(set) SIGEMPTYSET(set) #define sigaddset(set, sig) SIGADDSET(set, sig) #define DRM_LOCK(dev) sx_xlock(&(dev)->dev_struct_lock) #define DRM_UNLOCK(dev) sx_xunlock(&(dev)->dev_struct_lock) +extern unsigned long drm_linux_timer_hz_mask; #define jiffies ticks #define jiffies_to_msecs(x) (((int64_t)(x)) * 1000 / hz) #define msecs_to_jiffies(x) (((int64_t)(x)) * hz / 1000) +#define timespec_to_jiffies(x) (((x)->tv_sec * 1000000 + (x)->tv_nsec) * hz / 1000000) #define time_after(a,b) ((long)(b) - (long)(a) < 0) #define time_after_eq(a,b) ((long)(b) - (long)(a) <= 0) +#define round_jiffies(j) ((unsigned long)(((j) + drm_linux_timer_hz_mask) & ~drm_linux_timer_hz_mask)) +#define round_jiffies_up(j) round_jiffies(j) /* TODO */ +#define round_jiffies_up_relative(j) round_jiffies_up(j) /* TODO */ + +#define getrawmonotonic(ts) getnanouptime(ts) + +#define wake_up(queue) wakeup_one((void *)queue) +#define wake_up_interruptible(queue) wakeup_one((void *)queue) +#define wake_up_all(queue) wakeup((void *)queue) +#define wake_up_interruptible_all(queue) wakeup((void *)queue) + +struct completion { + unsigned int done; + struct mtx lock; +}; + +#define INIT_COMPLETION(c) ((c).done = 0); + +static inline void +init_completion(struct completion *c) +{ + + mtx_init(&c->lock, "drmcompl", NULL, MTX_DEF); + c->done = 0; +} + +static inline void +free_completion(struct completion *c) +{ + + mtx_destroy(&c->lock); +} + +static inline void +complete_all(struct completion *c) +{ -#define wake_up(queue) wakeup((void *)queue) -#define wake_up_interruptible(queue) wakeup((void *)queue) + mtx_lock(&c->lock); + c->done++; + mtx_unlock(&c->lock); + wakeup(c); +} + +static inline long +wait_for_completion_interruptible_timeout(struct completion *c, + unsigned long timeout) +{ + unsigned long start_jiffies, elapsed_jiffies; + bool timeout_expired = false, awakened = false; + long ret = timeout; + + start_jiffies = ticks; + + mtx_lock(&c->lock); + while (c->done == 0 && !timeout_expired) { + ret = -msleep(c, &c->lock, PCATCH, "drmwco", timeout); + switch(ret) { + case -EWOULDBLOCK: + timeout_expired = true; + ret = 0; + break; + case -EINTR: + case -ERESTART: + ret = -ERESTARTSYS; + break; + case 0: + awakened = true; + break; + } + } + mtx_unlock(&c->lock); + + if (awakened) { + elapsed_jiffies = ticks - start_jiffies; + ret = timeout > elapsed_jiffies ? timeout - elapsed_jiffies : 1; + } + + return (ret); +} MALLOC_DECLARE(DRM_MEM_DMA); MALLOC_DECLARE(DRM_MEM_SAREA); @@ -356,6 +581,12 @@ typedef struct drm_pci_id_list #if defined(__i386__) || defined(__amd64__) #define CONFIG_ACPI +#define CONFIG_DRM_I915_KMS +#undef CONFIG_INTEL_IOMMU +#endif + +#ifdef COMPAT_FREEBSD32 +#define CONFIG_COMPAT #endif #define CONFIG_AGP 1 @@ -364,19 +595,102 @@ typedef struct drm_pci_id_list #define CONFIG_FB 1 extern const char *fb_mode_option; +#undef CONFIG_DEBUG_FS +#undef CONFIG_VGA_CONSOLE + #define EXPORT_SYMBOL(x) +#define EXPORT_SYMBOL_GPL(x) #define MODULE_AUTHOR(author) #define MODULE_DESCRIPTION(desc) #define MODULE_LICENSE(license) #define MODULE_PARM_DESC(name, desc) +#define MODULE_DEVICE_TABLE(name, list) #define module_param_named(name, var, type, perm) #define printk printf +#define pr_err DRM_ERROR +#define pr_warn DRM_WARNING +#define pr_warn_once DRM_WARNING #define KERN_DEBUG "" +/* I2C compatibility. */ +#define I2C_M_RD IIC_M_RD +#define I2C_M_WR IIC_M_WR +#define I2C_M_NOSTART IIC_M_NOSTART + struct fb_info * framebuffer_alloc(void); void framebuffer_release(struct fb_info *info); +#define console_lock() +#define console_unlock() +#define console_trylock() true + +#define PM_EVENT_SUSPEND 0x0002 +#define PM_EVENT_QUIESCE 0x0008 +#define PM_EVENT_PRETHAW PM_EVENT_QUIESCE + +typedef struct pm_message { + int event; +} pm_message_t; + +static inline int +pci_read_config_byte(device_t kdev, int where, u8 *val) +{ + + *val = (u8)pci_read_config(kdev, where, 1); + return (0); +} + +static inline int +pci_write_config_byte(device_t kdev, int where, u8 val) +{ + + pci_write_config(kdev, where, val, 1); + return (0); +} + +static inline int +pci_read_config_word(device_t kdev, int where, uint16_t *val) +{ + + *val = (uint16_t)pci_read_config(kdev, where, 2); + return (0); +} + +static inline int +pci_write_config_word(device_t kdev, int where, uint16_t val) +{ + + pci_write_config(kdev, where, val, 2); + return (0); +} + +static inline int +pci_read_config_dword(device_t kdev, int where, uint32_t *val) +{ + + *val = (uint32_t)pci_read_config(kdev, where, 4); + return (0); +} + +static inline int +pci_write_config_dword(device_t kdev, int where, uint32_t val) +{ + + pci_write_config(kdev, where, val, 4); + return (0); +} + +static inline void +on_each_cpu(void callback(void *data), void *data, int wait) +{ + + smp_rendezvous(NULL, callback, NULL, data); +} + +void hex_dump_to_buffer(const void *buf, size_t len, int rowsize, + int groupsize, char *linebuf, size_t linebuflen, bool ascii); + #define KIB_NOTYET() \ do { \ if (drm_debug && drm_notyet) \ |
