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drm/exynos: removed exynos_drm_fbdev_recreate function.

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this function ins't needed anymore.

Signed-off-by: Inki Dae <inki.dae@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
This commit is contained in:
Inki Dae 2012-02-14 11:18:28 +09:00
parent 039129b0b4
commit 19ea1d9d79
1 changed files with 4 additions and 66 deletions
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70
drivers/gpu/drm/exynos/exynos_drm_fbdev.c
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@ -195,66 +195,6 @@ static int exynos_drm_fbdev_create(struct drm_fb_helper *helper,
return ret;
}
static bool
exynos_drm_fbdev_is_samefb(struct drm_framebuffer *fb,
struct drm_fb_helper_surface_size *sizes)
{
if (fb->width != sizes->surface_width)
return false;
if (fb->height != sizes->surface_height)
return false;
if (fb->bits_per_pixel != sizes->surface_bpp)
return false;
if (fb->depth != sizes->surface_depth)
return false;
return true;
}
static int exynos_drm_fbdev_recreate(struct drm_fb_helper *helper,
struct drm_fb_helper_surface_size *sizes)
{
struct drm_device *dev = helper->dev;
struct exynos_drm_fbdev *exynos_fbdev = to_exynos_fbdev(helper);
struct exynos_drm_gem_obj *exynos_gem_obj;
struct drm_framebuffer *fb = helper->fb;
struct drm_mode_fb_cmd2 mode_cmd = { 0 };
unsigned long size;
DRM_DEBUG_KMS("%s\n", __FILE__);
if (exynos_drm_fbdev_is_samefb(fb, sizes))
return 0;
mode_cmd.width = sizes->surface_width;
mode_cmd.height = sizes->surface_height;
mode_cmd.pitches[0] = sizes->surface_width * (sizes->surface_bpp >> 3);
mode_cmd.pixel_format = drm_mode_legacy_fb_format(sizes->surface_bpp,
sizes->surface_depth);
if (exynos_fbdev->exynos_gem_obj)
exynos_drm_gem_destroy(exynos_fbdev->exynos_gem_obj);
if (fb->funcs->destroy)
fb->funcs->destroy(fb);
size = mode_cmd.pitches[0] * mode_cmd.height;
exynos_gem_obj = exynos_drm_gem_create(dev, size);
if (IS_ERR(exynos_gem_obj))
return PTR_ERR(exynos_gem_obj);
exynos_fbdev->exynos_gem_obj = exynos_gem_obj;
helper->fb = exynos_drm_framebuffer_init(dev, &mode_cmd,
&exynos_gem_obj->base);
if (IS_ERR_OR_NULL(helper->fb)) {
DRM_ERROR("failed to create drm framebuffer.\n");
return PTR_ERR(helper->fb);
}
return exynos_drm_fbdev_update(helper, helper->fb);
}
static int exynos_drm_fbdev_probe(struct drm_fb_helper *helper,
struct drm_fb_helper_surface_size *sizes)
{
@ -262,6 +202,10 @@ static int exynos_drm_fbdev_probe(struct drm_fb_helper *helper,
DRM_DEBUG_KMS("%s\n", __FILE__);
/*
* with !helper->fb, it means that this funcion is called first time
* and after that, the helper->fb would be used as clone mode.
*/
if (!helper->fb) {
ret = exynos_drm_fbdev_create(helper, sizes);
if (ret < 0) {
@ -274,12 +218,6 @@ static int exynos_drm_fbdev_probe(struct drm_fb_helper *helper,
* because register_framebuffer() should be called.
*/
ret = 1;
} else {
ret = exynos_drm_fbdev_recreate(helper, sizes);
if (ret < 0) {
DRM_ERROR("failed to reconfigure fbdev\n");
return ret;
}
}
return ret;