diff options
author | Chen Gang <chengang@emindsoft.com.cn> | 2020-08-02 21:39:38 +0800 |
---|---|---|
committer | Laurent Vivier <laurent@vivier.eu> | 2020-08-27 12:29:49 +0200 |
commit | 913b03c2640bcf62c978386aa69a8c6099fa9424 (patch) | |
tree | 70a0d7d6c5deb2f786df6eb2cf867499853f3f91 /linux-user/syscall.c | |
parent | b09d64064bd1ea5e5c37b2d5089e1cc3f65801b2 (diff) |
linux-user: syscall: ioctls: support DRM_IOCTL_I915_GETPARAM
Another DRM_IOCTL_I915 patches will be sent next.
Signed-off-by: Chen Gang <chengang@emindsoft.com.cn>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20200802133938.12055-1-chengang@emindsoft.com.cn>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Diffstat (limited to 'linux-user/syscall.c')
-rw-r--r-- | linux-user/syscall.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/linux-user/syscall.c b/linux-user/syscall.c index e387246d71..efaa0a7b83 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" @@ -5426,6 +5427,40 @@ 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; + int value; + 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 = &value; + ret = get_errno(safe_ioctl(fd, ie->host_cmd, gparam)); + put_user_s32(value, target_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 IOCTLEntry ioctl_entries[] = { |