diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/media/video/mxc/output/mxc_v4l2_output.c | 38 |
1 files changed, 37 insertions, 1 deletions
diff --git a/drivers/media/video/mxc/output/mxc_v4l2_output.c b/drivers/media/video/mxc/output/mxc_v4l2_output.c index 4ec064690390..04382da454d8 100644 --- a/drivers/media/video/mxc/output/mxc_v4l2_output.c +++ b/drivers/media/video/mxc/output/mxc_v4l2_output.c @@ -214,6 +214,7 @@ static bool format_is_yuv(u32 pixelformat) case V4L2_PIX_FMT_YUYV: case V4L2_PIX_FMT_YUV422P: case V4L2_PIX_FMT_YVU420: + case V4L2_PIX_FMT_YUV444: case V4L2_PIX_FMT_NV12: return true; break; @@ -1330,8 +1331,21 @@ static int mxc_v4l2out_streamon(vout_data *vout) vout->yres = fbvar.yres; if (vout->cur_disp_output == 3 || vout->cur_disp_output == 5) { + unsigned int fb_fmt = vout->v2f.fmt.pix.pixelformat; + + /* DC channel can not use CSC */ + if (vout->cur_disp_output == 5) { + if (fbi->fbops->fb_ioctl) { + old_fs = get_fs(); + set_fs(KERNEL_DS); + fbi->fbops->fb_ioctl(fbi, MXCFB_GET_DIFMT, + (unsigned long)&fb_fmt); + set_fs(old_fs); + } + } + fbvar.bits_per_pixel = 16; - if (format_is_yuv(vout->v2f.fmt.pix.pixelformat)) + if (format_is_yuv(fb_fmt)) fbvar.nonstd = IPU_PIX_FMT_UYVY; else fbvar.nonstd = 0; @@ -1363,6 +1377,11 @@ static int mxc_v4l2out_streamon(vout_data *vout) /* IPUv1 needs IC to do CSC */ if (format_is_yuv(vout->v2f.fmt.pix.pixelformat) != format_is_yuv(bpp_to_fmt(fbi))) +#else + /* DC channel needs IC to do CSC */ + if ((format_is_yuv(vout->v2f.fmt.pix.pixelformat) != + format_is_yuv(bpp_to_fmt(fbi))) && + (vout->cur_disp_output == 5)) vout->ic_bypass = 0; #endif @@ -1402,7 +1421,11 @@ static int mxc_v4l2out_streamon(vout_data *vout) /* Init display channel through fb API */ fbvar.activate |= FB_ACTIVATE_FORCE; + acquire_console_sem(); + fbi->flags |= FBINFO_MISC_USEREVENT; fb_set_var(fbi, &fbvar); + fbi->flags &= ~FBINFO_MISC_USEREVENT; + release_console_sem(); if (fbi->fbops->fb_ioctl && vout->display_ch == MEM_FG_SYNC) { fb_pos.x = vout->crop_current.left; @@ -1627,7 +1650,11 @@ static int mxc_v4l2out_streamoff(vout_data *vout) if (vout->ic_bypass) { fbi->var.activate |= FB_ACTIVATE_FORCE; + acquire_console_sem(); + fbi->flags |= FBINFO_MISC_USEREVENT; fb_set_var(fbi, &fbi->var); + fbi->flags &= ~FBINFO_MISC_USEREVENT; + release_console_sem(); if (vout->display_ch == MEM_FG_SYNC) { acquire_console_sem(); @@ -1653,7 +1680,11 @@ static int mxc_v4l2out_streamoff(vout_data *vout) ipu_disable_channel(MEM_PP_MEM, true); fbi->var.activate |= FB_ACTIVATE_FORCE; + acquire_console_sem(); + fbi->flags |= FBINFO_MISC_USEREVENT; fb_set_var(fbi, &fbi->var); + fbi->flags &= ~FBINFO_MISC_USEREVENT; + release_console_sem(); if (vout->display_ch == MEM_FG_SYNC) { acquire_console_sem(); @@ -1688,7 +1719,11 @@ static int mxc_v4l2out_streamoff(vout_data *vout) } fbi->var.activate |= FB_ACTIVATE_FORCE; + acquire_console_sem(); + fbi->flags |= FBINFO_MISC_USEREVENT; fb_set_var(fbi, &fbi->var); + fbi->flags &= ~FBINFO_MISC_USEREVENT; + release_console_sem(); if (vout->display_ch == MEM_FG_SYNC) { acquire_console_sem(); @@ -1740,6 +1775,7 @@ static inline int valid_mode(u32 palette) (palette == V4L2_PIX_FMT_UYVY) || (palette == V4L2_PIX_FMT_YUYV) || (palette == V4L2_PIX_FMT_YUV422P) || + (palette == V4L2_PIX_FMT_YUV444) || (palette == V4L2_PIX_FMT_YUV420)); } |