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| author | Rob Clark <robdclark@gmail.com> | 2015-03-03 15:04:25 -0500 |
|---|---|---|
| committer | Rob Clark <robdclark@gmail.com> | 2015-04-01 19:29:33 -0400 |
| commit | 072f1f9168ed67d6ddc94bb76b1dfc04795062b4 (patch) | |
| tree | b817aa6b4980b0fedc19e34007429a7b340cbc72 /drivers/gpu/drm/msm/msm_fbdev.c | |
| parent | 5bf9c0b614542d69fb9a8681a0411715cc3e8ba8 (diff) | |
| download | linux-072f1f9168ed67d6ddc94bb76b1dfc04795062b4.tar.bz2 | |
drm/msm: add support for "stolen" mem
Add support to use the VRAM carveout (if specified in dtb) for fbdev
scanout buffer. This allows drm/msm to take over a bootloader splash-
screen, and avoids corruption on screen that results if the kernel uses
memory that is still being scanned out for itself.
Signed-off-by: Rob Clark <robdclark@gmail.com>
Diffstat (limited to 'drivers/gpu/drm/msm/msm_fbdev.c')
| -rw-r--r-- | drivers/gpu/drm/msm/msm_fbdev.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/msm/msm_fbdev.c b/drivers/gpu/drm/msm/msm_fbdev.c index df60f65728ff..95f6532df02d 100644 --- a/drivers/gpu/drm/msm/msm_fbdev.c +++ b/drivers/gpu/drm/msm/msm_fbdev.c @@ -110,7 +110,8 @@ static int msm_fbdev_create(struct drm_fb_helper *helper, size = mode_cmd.pitches[0] * mode_cmd.height; DBG("allocating %d bytes for fb %d", size, dev->primary->index); mutex_lock(&dev->struct_mutex); - fbdev->bo = msm_gem_new(dev, size, MSM_BO_SCANOUT | MSM_BO_WC); + fbdev->bo = msm_gem_new(dev, size, MSM_BO_SCANOUT | + MSM_BO_WC | MSM_BO_STOLEN); mutex_unlock(&dev->struct_mutex); if (IS_ERR(fbdev->bo)) { ret = PTR_ERR(fbdev->bo); |