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path: root/drivers/gpu/drm/exynos/exynos_drm_fbdev.c
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Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_drm_fbdev.c')
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_fbdev.c84
1 files changed, 53 insertions, 31 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fbdev.c b/drivers/gpu/drm/exynos/exynos_drm_fbdev.c
index 836f4100818..d7ae29d2f3d 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_fbdev.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fbdev.c
@@ -34,7 +34,6 @@
#include "exynos_drm_drv.h"
#include "exynos_drm_fb.h"
#include "exynos_drm_gem.h"
-#include "exynos_drm_buf.h"
#define MAX_CONNECTOR 4
#define PREFERRED_BPP 32
@@ -43,8 +42,8 @@
drm_fb_helper)
struct exynos_drm_fbdev {
- struct drm_fb_helper drm_fb_helper;
- struct drm_framebuffer *fb;
+ struct drm_fb_helper drm_fb_helper;
+ struct exynos_drm_gem_obj *exynos_gem_obj;
};
static int exynos_drm_fbdev_set_par(struct fb_info *info)
@@ -90,26 +89,24 @@ static int exynos_drm_fbdev_update(struct drm_fb_helper *helper,
{
struct fb_info *fbi = helper->fbdev;
struct drm_device *dev = helper->dev;
- struct exynos_drm_fbdev *exynos_fb = to_exynos_fbdev(helper);
struct exynos_drm_gem_buf *buffer;
unsigned int size = fb->width * fb->height * (fb->bits_per_pixel >> 3);
unsigned long offset;
DRM_DEBUG_KMS("%s\n", __FILE__);
- exynos_fb->fb = fb;
-
- drm_fb_helper_fill_fix(fbi, fb->pitch, fb->depth);
+ drm_fb_helper_fill_fix(fbi, fb->pitches[0], fb->depth);
drm_fb_helper_fill_var(fbi, helper, fb->width, fb->height);
- buffer = exynos_drm_fb_get_buf(fb);
+ /* RGB formats use only one buffer */
+ buffer = exynos_drm_fb_buffer(fb, 0);
if (!buffer) {
DRM_LOG_KMS("buffer is null.\n");
return -EFAULT;
}
offset = fbi->var.xoffset * (fb->bits_per_pixel >> 3);
- offset += fbi->var.yoffset * fb->pitch;
+ offset += fbi->var.yoffset * fb->pitches[0];
dev->mode_config.fb_base = (resource_size_t)buffer->dma_addr;
fbi->screen_base = buffer->kvaddr + offset;
@@ -124,10 +121,12 @@ static int exynos_drm_fbdev_create(struct drm_fb_helper *helper,
struct drm_fb_helper_surface_size *sizes)
{
struct exynos_drm_fbdev *exynos_fbdev = to_exynos_fbdev(helper);
+ struct exynos_drm_gem_obj *exynos_gem_obj;
struct drm_device *dev = helper->dev;
struct fb_info *fbi;
- struct drm_mode_fb_cmd mode_cmd = { 0 };
+ struct drm_mode_fb_cmd2 mode_cmd = { 0 };
struct platform_device *pdev = dev->platformdev;
+ unsigned long size;
int ret;
DRM_DEBUG_KMS("%s\n", __FILE__);
@@ -138,8 +137,9 @@ static int exynos_drm_fbdev_create(struct drm_fb_helper *helper,
mode_cmd.width = sizes->surface_width;
mode_cmd.height = sizes->surface_height;
- mode_cmd.bpp = sizes->surface_bpp;
- mode_cmd.depth = sizes->surface_depth;
+ 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);
mutex_lock(&dev->struct_mutex);
@@ -150,14 +150,23 @@ static int exynos_drm_fbdev_create(struct drm_fb_helper *helper,
goto out;
}
- exynos_fbdev->fb = exynos_drm_fb_create(dev, NULL, &mode_cmd);
- if (IS_ERR_OR_NULL(exynos_fbdev->fb)) {
+ size = mode_cmd.pitches[0] * mode_cmd.height;
+ exynos_gem_obj = exynos_drm_gem_create(dev, size);
+ if (IS_ERR(exynos_gem_obj)) {
+ ret = PTR_ERR(exynos_gem_obj);
+ goto out;
+ }
+
+ 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");
- ret = PTR_ERR(exynos_fbdev->fb);
+ ret = PTR_ERR(helper->fb);
goto out;
}
- helper->fb = exynos_fbdev->fb;
helper->fbdev = fbi;
fbi->par = helper;
@@ -171,8 +180,10 @@ static int exynos_drm_fbdev_create(struct drm_fb_helper *helper,
}
ret = exynos_drm_fbdev_update(helper, helper->fb);
- if (ret < 0)
+ if (ret < 0) {
fb_dealloc_cmap(&fbi->cmap);
+ goto out;
+ }
/*
* if failed, all resources allocated above would be released by
@@ -205,34 +216,42 @@ static int exynos_drm_fbdev_recreate(struct drm_fb_helper *helper,
{
struct drm_device *dev = helper->dev;
struct exynos_drm_fbdev *exynos_fbdev = to_exynos_fbdev(helper);
- struct drm_framebuffer *fb = exynos_fbdev->fb;
- struct drm_mode_fb_cmd mode_cmd = { 0 };
+ 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 (helper->fb != fb) {
- DRM_ERROR("drm framebuffer is different\n");
- return -EINVAL;
- }
-
if (exynos_drm_fbdev_is_samefb(fb, sizes))
return 0;
mode_cmd.width = sizes->surface_width;
mode_cmd.height = sizes->surface_height;
- mode_cmd.bpp = sizes->surface_bpp;
- mode_cmd.depth = sizes->surface_depth;
+ 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);
- exynos_fbdev->fb = exynos_drm_fb_create(dev, NULL, &mode_cmd);
- if (IS_ERR(exynos_fbdev->fb)) {
- DRM_ERROR("failed to allocate fb.\n");
- return PTR_ERR(exynos_fbdev->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);
}
- helper->fb = exynos_fbdev->fb;
return exynos_drm_fbdev_update(helper, helper->fb);
}
@@ -366,6 +385,9 @@ void exynos_drm_fbdev_fini(struct drm_device *dev)
fbdev = to_exynos_fbdev(private->fb_helper);
+ if (fbdev->exynos_gem_obj)
+ exynos_drm_gem_destroy(fbdev->exynos_gem_obj);
+
exynos_drm_fbdev_destroy(dev, private->fb_helper);
kfree(fbdev);
private->fb_helper = NULL;