本文整理汇总了C++中FB2OFB函数的典型用法代码示例。如果您正苦于以下问题：C++ FB2OFB函数的具体用法？C++ FB2OFB怎么用？C++ FB2OFB使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了FB2OFB函数的14个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。
示例1: omapfb_setup_mem
static int omapfb_setup_mem(struct fb_info *fbi, struct omapfb_mem_info *mi)
{
struct omapfb_info *ofbi = FB2OFB(fbi);
struct omapfb2_device *fbdev = ofbi->fbdev;
struct omap_dss_device *display = fb2display(fbi);
struct omapfb2_mem_region *rg;
int r = 0, i;
size_t size;
if (mi->type != OMAPFB_MEMTYPE_SDRAM)
return -EINVAL;
size = PAGE_ALIGN(mi->size);
if (display && display->driver->sync)
display->driver->sync(display);
rg = ofbi->region;
down_write_nested(&rg->lock, rg->id);
atomic_inc(&rg->lock_count);
if (rg->size == size && rg->type == mi->type)
goto out;
if (atomic_read(&rg->map_count)) {
r = -EBUSY;
goto out;
}
for (i = 0; i < fbdev->num_fbs; i++) {
struct omapfb_info *ofbi2 = FB2OFB(fbdev->fbs[i]);
int j;
if (ofbi2->region != rg)
continue;
for (j = 0; j < ofbi2->num_overlays; j++) {
struct omap_overlay *ovl;
ovl = ofbi2->overlays[j];
if (ovl->is_enabled(ovl)) {
r = -EBUSY;
goto out;
}
}
}
r = omapfb_realloc_fbmem(fbi, size, mi->type);
if (r) {
dev_err(fbdev->dev, "realloc fbmem failed\n");
goto out;
}
out:
atomic_dec(&rg->lock_count);
up_write(&rg->lock);
return r;
}
开发者ID:mhei，项目名称:linux，代码行数:59，代码来源:omapfb-ioctl.c
示例2: omapfb_setup_mem
static int omapfb_setup_mem(struct fb_info *fbi, struct omapfb_mem_info *mi)
{
struct omapfb_info *ofbi = FB2OFB(fbi);
struct omapfb2_device *fbdev = ofbi->fbdev;
struct omapfb2_mem_region *rg;
int r, i;
size_t size;
if (mi->type > OMAPFB_MEMTYPE_MAX)
return -EINVAL;
size = PAGE_ALIGN(mi->size);
rg = &ofbi->region;
for (i = 0; i < ofbi->num_overlays; i++) {
if (ofbi->overlays[i]->info.enabled)
return -EBUSY;
}
if (rg->size != size || rg->type != mi->type) {
r = omapfb_realloc_fbmem(fbi, size, mi->type);
if (r) {
dev_err(fbdev->dev, "realloc fbmem failed\n");
return r;
}
}
return 0;
}
开发者ID:12rafael，项目名称:jellytimekernel，代码行数:30，代码来源:omapfb-ioctl.c
示例3: store_size
static ssize_t store_size(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
struct fb_info *fbi = dev_get_drvdata(dev);
struct omapfb_info *ofbi = FB2OFB(fbi);
unsigned long size;
int r;
int i;
size = PAGE_ALIGN(simple_strtoul(buf, NULL, 0));
if (!lock_fb_info(fbi))
return -ENODEV;
for (i = 0; i < ofbi->num_overlays; i++) {
if (ofbi->overlays[i]->info.enabled) {
r = -EBUSY;
goto out;
}
}
if (size != ofbi->region.size) {
r = omapfb_realloc_fbmem(fbi, size, ofbi->region.type);
if (r) {
dev_err(dev, "realloc fbmem failed\n");
goto out;
}
}
r = count;
out:
unlock_fb_info(fbi);
return r;
}
开发者ID:12rafael，项目名称:jellytimekernel，代码行数:35，代码来源:omapfb-sysfs.c
示例4: show_overlays
static ssize_t show_overlays(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct fb_info *fbi = dev_get_drvdata(dev);
struct omapfb_info *ofbi = FB2OFB(fbi);
struct omapfb2_device *fbdev = ofbi->fbdev;
ssize_t l = 0;
int t;
if (!lock_fb_info(fbi))
return -ENODEV;
omapfb_lock(fbdev);
for (t = 0; t < ofbi->num_overlays; t++) {
struct omap_overlay *ovl = ofbi->overlays[t];
int ovlnum;
for (ovlnum = 0; ovlnum < fbdev->num_overlays; ++ovlnum)
if (ovl == fbdev->overlays[ovlnum])
break;
l += snprintf(buf + l, PAGE_SIZE - l, "%s%d",
t == 0 ? "" : ",", ovlnum);
}
l += snprintf(buf + l, PAGE_SIZE - l, "\n");
omapfb_unlock(fbdev);
unlock_fb_info(fbi);
return l;
}
开发者ID:mikuhatsune001，项目名称:linux2.6.32，代码行数:32，代码来源:omapfb-sysfs.c
示例5: show_mirror
static ssize_t show_mirror(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct fb_info *fbi = dev_get_drvdata(dev);
struct omapfb_info *ofbi = FB2OFB(fbi);
return snprintf(buf, PAGE_SIZE, "%d\n", ofbi->mirror);
}
开发者ID:mikuhatsune001，项目名称:linux2.6.32，代码行数:8，代码来源:omapfb-sysfs.c
示例6: show_phys
static ssize_t show_phys(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct fb_info *fbi = dev_get_drvdata(dev);
struct omapfb_info *ofbi = FB2OFB(fbi);
return snprintf(buf, PAGE_SIZE, "%0x\n", ofbi->region->paddr);
}
开发者ID:mikuhatsune001，项目名称:linux2.6.32，代码行数:8，代码来源:omapfb-sysfs.c
示例7: OMAPLFBFlip
void OMAPLFBFlip(OMAPLFB_SWAPCHAIN *psSwapChain, unsigned long aPhyAddr)
{
OMAPLFB_DEVINFO *psDevInfo = (OMAPLFB_DEVINFO *)psSwapChain->pvDevInfo;
struct fb_info *framebuffer = psDevInfo->psLINFBInfo;
struct omapfb_info *ofbi = FB2OFB(framebuffer);
struct omapfb2_device *fbdev = ofbi->fbdev;
omapfb_lock(fbdev);
OMAPLFBFlipNoLock(psSwapChain, aPhyAddr);
omapfb_unlock(fbdev);
}
开发者ID:mik9，项目名称:android_kernel_acclaim，代码行数:11，代码来源:omaplfb_linux.c
示例8: omapfb_query_mem
static int omapfb_query_mem(struct fb_info *fbi, struct omapfb_mem_info *mi)
{
struct omapfb_info *ofbi = FB2OFB(fbi);
struct omapfb2_mem_region *rg;
rg = &ofbi->region;
memset(mi, 0, sizeof(*mi));
mi->size = rg->size;
mi->type = rg->type;
return 0;
}
开发者ID:12rafael，项目名称:jellytimekernel，代码行数:13，代码来源:omapfb-ioctl.c
示例9: OMAPLFBFlipNoLock
/*
* Presents the flip in the display with the DSS2 overlay API
* in: psSwapChain, aPhyAddr
*/
static void OMAPLFBFlipNoLock(OMAPLFB_SWAPCHAIN *psSwapChain,
unsigned long aPhyAddr)
{
OMAPLFB_DEVINFO *psDevInfo = (OMAPLFB_DEVINFO *)psSwapChain->pvDevInfo;
struct fb_info * framebuffer = psDevInfo->psLINFBInfo;
struct omapfb_info *ofbi = FB2OFB(framebuffer);
unsigned long fb_offset;
int i;
fb_offset = aPhyAddr - psDevInfo->sSystemBuffer.sSysAddr.uiAddr;
for(i = 0; i < ofbi->num_overlays ; i++)
{
struct omap_dss_device *display = NULL;
struct omap_dss_driver *driver = NULL;
struct omap_overlay_manager *manager;
struct omap_overlay *overlay;
struct omap_overlay_info overlay_info;
overlay = ofbi->overlays[i];
manager = overlay->manager;
overlay->get_overlay_info( overlay, &overlay_info );
overlay_info.paddr = framebuffer->fix.smem_start + fb_offset;
overlay_info.vaddr = framebuffer->screen_base + fb_offset;
overlay->set_overlay_info(overlay, &overlay_info);
if (manager) {
display = manager->device;
/* No display attached to this overlay, don't update */
if (!display)
continue;
driver = display->driver;
manager->set_manager_info(manager, &manager->info);
manager->apply(manager);
}
if (dss_ovl_manually_updated(overlay)) {
if (driver->sched_update)
driver->sched_update(display, 0, 0,
overlay_info.width,
overlay_info.height);
else if (driver->update)
driver->update(display, 0, 0,
overlay_info.width,
overlay_info.height);
}
}
}
开发者ID:mik9，项目名称:android_kernel_acclaim，代码行数:55，代码来源:omaplfb_linux.c
示例10: omapfb_setup_plane
static int omapfb_setup_plane(struct fb_info *fbi, struct omapfb_plane_info *pi)
{
struct omapfb_info *ofbi = FB2OFB(fbi);
struct omapfb2_device *fbdev = ofbi->fbdev;
struct omap_overlay *ovl;
struct omap_overlay_info info;
int r = 0;
DBG("omapfb_setup_plane\n");
if (ofbi->num_overlays != 1) {
r = -EINVAL;
goto out;
}
/* XXX uses only the first overlay */
ovl = ofbi->overlays[0];
if (pi->enabled && !ofbi->region.size) {
/*
* This plane's memory was freed, can't enable it
* until it's reallocated.
*/
r = -EINVAL;
goto out;
}
ovl->get_overlay_info(ovl, &info);
info.pos_x = pi->pos_x;
info.pos_y = pi->pos_y;
info.out_width = pi->out_width;
info.out_height = pi->out_height;
info.enabled = pi->enabled;
r = ovl->set_overlay_info(ovl, &info);
if (r)
goto out;
if (ovl->manager) {
r = ovl->manager->apply(ovl->manager);
if (r)
goto out;
}
out:
if (r)
dev_err(fbdev->dev, "setup_plane failed\n");
return r;
}
开发者ID:12rafael，项目名称:jellytimekernel，代码行数:50，代码来源:omapfb-ioctl.c
示例11: FB2OFB
static struct omapfb_info *get_overlay_fb(struct omapfb2_device *fbdev,
struct omap_overlay *ovl)
{
int i, t;
for (i = 0; i < fbdev->num_fbs; i++) {
struct omapfb_info *ofbi = FB2OFB(fbdev->fbs[i]);
for (t = 0; t < ofbi->num_overlays; t++) {
if (ofbi->overlays[t] == ovl)
return ofbi;
}
}
return NULL;
}
开发者ID:mikuhatsune001，项目名称:linux2.6.32，代码行数:16，代码来源:omapfb-sysfs.c
示例12: OMAPLFBFlip
void OMAPLFBFlip(OMAPLFB_SWAPCHAIN *psSwapChain, unsigned long aPhyAddr)
{
struct omap_overlay* overlay;
struct omap_overlay_info overlay_info;
struct fb_info * framebuffer;
OMAPLFB_DEVINFO *psDevInfo;
struct omapfb_info *ofbi;
struct omapfb2_device *fbdev;
int i;
unsigned long fb_offset;
psDevInfo = (OMAPLFB_DEVINFO *) psSwapChain->pvDevInfo;
framebuffer = psDevInfo->psLINFBInfo;
ofbi = FB2OFB(framebuffer);
fb_offset = aPhyAddr - psDevInfo->sSystemBuffer.sSysAddr.uiAddr;
fbdev = ofbi->fbdev;
omapfb_lock(fbdev);
for(i = 0; i < ofbi->num_overlays ; i++)
{
overlay = ofbi->overlays[i];
overlay->get_overlay_info( overlay, &overlay_info );
/* If the overlay is not enabled don't update it */
if(!overlay_info.enabled)
continue;
overlay_info.paddr = framebuffer->fix.smem_start + fb_offset;
overlay_info.vaddr = framebuffer->screen_base + fb_offset;
overlay->set_overlay_info(overlay, &overlay_info);
overlay->manager->apply(overlay->manager);
if(overlay->manager->device->update)
{
overlay->manager->device->update(
overlay->manager->device, 0, 0,
overlay_info.width,
overlay_info.height);
}
}
omapfb_unlock(fbdev);
}
开发者ID:CyanogenDefy，项目名称:hardware-ti-sgx，代码行数:44，代码来源:omaplfb_linux.c
示例13: store_rotate_type
static ssize_t store_rotate_type(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t count)
{
struct fb_info *fbi = dev_get_drvdata(dev);
struct omapfb_info *ofbi = FB2OFB(fbi);
struct omapfb2_mem_region *rg;
int rot_type;
int r;
r = kstrtoint(buf, 0, &rot_type);
if (r)
return r;
if (rot_type != OMAP_DSS_ROT_DMA && rot_type != OMAP_DSS_ROT_VRFB)
return -EINVAL;
if (!lock_fb_info(fbi))
return -ENODEV;
r = 0;
if (rot_type == ofbi->rotation_type)
goto out;
rg = omapfb_get_mem_region(ofbi->region);
if (rg->size) {
r = -EBUSY;
goto put_region;
}
ofbi->rotation_type = rot_type;
/*
* Since the VRAM for this FB is not allocated at the moment we don't
* need to do any further parameter checking at this point.
*/
put_region:
omapfb_put_mem_region(rg);
out:
unlock_fb_info(fbi);
return r ? r : count;
}
开发者ID:mikuhatsune001，项目名称:linux2.6.32，代码行数:44，代码来源:omapfb-sysfs.c
示例14: store_mirror
static ssize_t store_mirror(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t count)
{
struct fb_info *fbi = dev_get_drvdata(dev);
struct omapfb_info *ofbi = FB2OFB(fbi);
int mirror;
int r;
struct fb_var_screeninfo new_var;
r = kstrtoint(buf, 0, &mirror);
if (r)
return r;
mirror = !!mirror;
if (!lock_fb_info(fbi))
return -ENODEV;
ofbi->mirror = mirror;
omapfb_get_mem_region(ofbi->region);
memcpy(&new_var, &fbi->var, sizeof(new_var));
r = check_fb_var(fbi, &new_var);
if (r)
goto out;
memcpy(&fbi->var, &new_var, sizeof(fbi->var));
set_fb_fix(fbi);
r = omapfb_apply_changes(fbi, 0);
if (r)
goto out;
r = count;
out:
omapfb_put_mem_region(ofbi->region);
unlock_fb_info(fbi);
return r;
}
开发者ID:119-org，项目名称:hi3518-osdrv，代码行数:43，代码来源:omapfb-sysfs.c
注：本文中的FB2OFB函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。 |
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