diff options
| author | Benet Clark <benetc@codeaurora.org> | 2014-02-05 02:14:51 -0800 |
|---|---|---|
| committer | David Keitel <dkeitel@codeaurora.org> | 2016-03-23 20:26:55 -0700 |
| commit | e09b58be2c39991a3d0ec2bfc718fb6c62691ec5 (patch) | |
| tree | 60520a3b31e35bfe8e51ca81ee137bb1e3e1c561 | |
| parent | eaf06490a56df95511f6aaf31e725862b8adda0f (diff) | |
msm: mdss: Add BL scale compat ioctl to PP compat layer
Added BL scale ioctl to PP compat ioctl.
Signed-off-by: Benet Clark <benetc@codeaurora.org>
Change-Id: I13a1d2b43513c637126e465ae19c55285a26352e
| -rw-r--r-- | drivers/video/fbdev/msm/mdss_compat_utils.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/video/fbdev/msm/mdss_compat_utils.c b/drivers/video/fbdev/msm/mdss_compat_utils.c index eb3e75b8f61a..9db0f5607c58 100644 --- a/drivers/video/fbdev/msm/mdss_compat_utils.c +++ b/drivers/video/fbdev/msm/mdss_compat_utils.c @@ -850,6 +850,21 @@ static int __to_user_qseed_cfg_data( return 0; } +static int __from_user_bl_scale_data( + struct mdp_bl_scale_data32 __user *bl_scale32, + struct mdp_bl_scale_data __user *bl_scale) +{ + if (copy_in_user(&bl_scale->min_lvl, + &bl_scale32->min_lvl, + sizeof(uint32_t)) || + copy_in_user(&bl_scale->scale, + &bl_scale32->scale, + sizeof(uint32_t))) + return -EFAULT; + + return 0; +} + static int __pp_compat_alloc(struct msmfb_mdp_pp32 __user *pp32, struct msmfb_mdp_pp __user **pp, uint32_t op) @@ -1003,6 +1018,14 @@ static int mdss_compat_pp_ioctl(struct fb_info *info, unsigned int cmd, compat_ptr((uintptr_t)&pp32->data.qseed_cfg_data), &pp->data.qseed_cfg_data); break; + case mdp_bl_scale_cfg: + ret = __from_user_bl_scale_data( + compat_ptr((uintptr_t)&pp32->data.bl_scale_data), + &pp->data.bl_scale_data); + if (ret) + goto pp_compat_exit; + ret = mdss_fb_do_ioctl(info, cmd, (unsigned long) pp); + break; default: break; } |