diff options
| author | Jung-uk Kim <jkim@FreeBSD.org> | 2012-02-23 20:54:22 +0000 |
|---|---|---|
| committer | Jung-uk Kim <jkim@FreeBSD.org> | 2012-02-23 20:54:22 +0000 |
| commit | 7e330e8220f770b3e0e24905899e4e824e9db98a (patch) | |
| tree | 88f517c78befb8340e80cd5909d198e39f428746 /sys/dev/fb/vesa.c | |
| parent | e7d5cd47c5d72a7a17846df9702db12f3600560a (diff) | |
Notes
Diffstat (limited to 'sys/dev/fb/vesa.c')
| -rw-r--r-- | sys/dev/fb/vesa.c | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/sys/dev/fb/vesa.c b/sys/dev/fb/vesa.c index 731ddd0c53b5..ffa2d1ddbf60 100644 --- a/sys/dev/fb/vesa.c +++ b/sys/dev/fb/vesa.c @@ -1451,15 +1451,13 @@ static int vesa_save_state(video_adapter_t *adp, void *p, size_t size) { - if (adp != vesa_adp) + if (adp != vesa_adp || vesa_state_buf_size == 0) return ((*prevvidsw->save_state)(adp, p, size)); - if (vesa_state_buf_size == 0) - return (1); if (size == 0) return (offsetof(adp_state_t, regs) + vesa_state_buf_size); if (size < (offsetof(adp_state_t, regs) + vesa_state_buf_size)) - return (1); + return (EINVAL); ((adp_state_t *)p)->sig = V_STATE_SIG; bzero(((adp_state_t *)p)->regs, vesa_state_buf_size); @@ -1471,12 +1469,9 @@ vesa_load_state(video_adapter_t *adp, void *p) { int mode; - if ((adp != vesa_adp) || (((adp_state_t *)p)->sig != V_STATE_SIG)) + if (adp != vesa_adp) return ((*prevvidsw->load_state)(adp, p)); - if (vesa_state_buf_size == 0) - return (1); - /* Try BIOS POST to restore a sane state. */ (void)vesa_bios_post(); mode = adp->va_mode; @@ -1484,6 +1479,8 @@ vesa_load_state(video_adapter_t *adp, void *p) if (mode != adp->va_initial_mode) (void)vesa_set_mode(adp, mode); + if (((adp_state_t *)p)->sig != V_STATE_SIG) + return ((*prevvidsw->load_state)(adp, p)); return (vesa_bios_save_restore(STATE_LOAD, ((adp_state_t *)p)->regs)); } |
