From: Chen Gang <[email protected]> It is for i915 drm command, and next, I shall send another i915 commands implementations.
Signed-off-by: Chen Gang <[email protected]> --- linux-user/ioctls.h | 3 +++ linux-user/syscall.c | 39 ++++++++++++++++++++++++++++++++++++++ linux-user/syscall_defs.h | 9 +++++++++ linux-user/syscall_types.h | 4 ++++ 4 files changed, 55 insertions(+) diff --git a/linux-user/ioctls.h b/linux-user/ioctls.h index f2e2fa9c87..83e045deba 100644 --- a/linux-user/ioctls.h +++ b/linux-user/ioctls.h @@ -577,6 +577,9 @@ #ifdef HAVE_DRM_H IOCTL_SPECIAL(DRM_IOCTL_VERSION, IOC_RW, do_ioctl_drm, MK_PTR(MK_STRUCT(STRUCT_drm_version))) + + IOCTL_SPECIAL(DRM_IOCTL_I915_GETPARAM, IOC_RW, do_ioctl_drm_i915, + MK_PTR(MK_STRUCT(STRUCT_drm_i915_getparam))) #endif #ifdef TARGET_TIOCSTART diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 17ed7f8d6b..6fab9064af 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -114,6 +114,7 @@ #include <sound/asound.h> #ifdef HAVE_DRM_H #include <libdrm/drm.h> +#include <libdrm/i915_drm.h> #endif #include "linux_loop.h" #include "uname.h" @@ -5372,6 +5373,44 @@ static abi_long do_ioctl_drm(const IOCTLEntry *ie, uint8_t *buf_temp, return -TARGET_ENOSYS; } +static abi_long do_ioctl_drm_i915_getparam(const IOCTLEntry *ie, + struct drm_i915_getparam *gparam, + int fd, abi_long arg) +{ + abi_long ret; + struct target_drm_i915_getparam *target_gparam; + + if (!lock_user_struct(VERIFY_READ, target_gparam, arg, 0)) { + return -TARGET_EFAULT; + } + __get_user(gparam->param, &target_gparam->param); + gparam->value = lock_user(VERIFY_WRITE, target_gparam->value, + sizeof(*gparam->value), 0); + if (!gparam->value) { + unlock_user_struct(target_gparam, arg, 0); + return -TARGET_EFAULT; + } + + ret = get_errno(safe_ioctl(fd, ie->host_cmd, gparam)); + + unlock_user(gparam->value, target_gparam->value, sizeof(*gparam->value)); + unlock_user_struct(target_gparam, arg, 0); + return ret; +} + +static abi_long do_ioctl_drm_i915(const IOCTLEntry *ie, uint8_t *buf_temp, + int fd, int cmd, abi_long arg) +{ + switch (ie->host_cmd) { + case DRM_IOCTL_I915_GETPARAM: + return do_ioctl_drm_i915_getparam(ie, + (struct drm_i915_getparam *)buf_temp, + fd, arg); + default: + return -TARGET_ENOSYS; + } +} + #endif static IOCTLEntry ioctl_entries[] = { diff --git a/linux-user/syscall_defs.h b/linux-user/syscall_defs.h index 3c261cff0e..9082f6c2bc 100644 --- a/linux-user/syscall_defs.h +++ b/linux-user/syscall_defs.h @@ -1170,6 +1170,9 @@ struct target_rtc_pll_info { /* drm ioctls */ #define TARGET_DRM_IOCTL_VERSION TARGET_IOWRU('d', 0x00) +/* drm i915 ioctls */ +#define TARGET_DRM_IOCTL_I915_GETPARAM TARGET_IOWRU('d', 0x46) + /* from asm/termbits.h */ #define TARGET_NCC 8 @@ -2613,6 +2616,12 @@ struct target_drm_version { abi_ulong desc; }; +struct target_drm_i915_getparam { + int param; + abi_ulong value; +}; + + #include "socket.h" #include "errno_defs.h" diff --git a/linux-user/syscall_types.h b/linux-user/syscall_types.h index e2b0484f50..ef60d5f38c 100644 --- a/linux-user/syscall_types.h +++ b/linux-user/syscall_types.h @@ -303,6 +303,10 @@ STRUCT(drm_version, TYPE_ULONG, /* desc_len */ TYPE_PTRVOID) /* desc */ +STRUCT(drm_i915_getparam, + TYPE_INT, /* param */ + TYPE_PTRVOID) /* value */ + STRUCT(file_clone_range, TYPE_LONGLONG, /* src_fd */ TYPE_ULONGLONG, /* src_offset */ -- 2.24.0.308.g228f53135a
