C++ (Cpp) drm_pci_free示例

示例#1

文件： drm_dma.c 项目： iHaD/DragonFlyBSD

void drm_dma_takedown(struct drm_device *dev)
{
	drm_device_dma_t  *dma = dev->dma;
	int		  i, j;

	if (dma == NULL)
		return;

	/* Clear dma buffers */
	for (i = 0; i <= DRM_MAX_ORDER; i++) {
		if (dma->bufs[i].seg_count) {
			DRM_DEBUG("order %d: buf_count = %d,"
			    " seg_count = %d\n", i, dma->bufs[i].buf_count,
			    dma->bufs[i].seg_count);
			for (j = 0; j < dma->bufs[i].seg_count; j++) {
				drm_pci_free(dev, dma->bufs[i].seglist[j]);
			}
			drm_free(dma->bufs[i].seglist, M_DRM);
		}

	   	if (dma->bufs[i].buf_count) {
		   	for (j = 0; j < dma->bufs[i].buf_count; j++) {
				drm_free(dma->bufs[i].buflist[j].dev_private,
				    M_DRM);
			}
			drm_free(dma->bufs[i].buflist, M_DRM);
		}
	}

	drm_free(dma->buflist, M_DRM);
	drm_free(dma->pagelist, M_DRM);
	drm_free(dev->dma, M_DRM);
	dev->dma = NULL;
	spin_uninit(&dev->dma_lock);
}

示例#2

文件： drm_dma.c 项目： coyizumi/cs111

void drm_dma_takedown(struct drm_device *dev)
{
	drm_device_dma_t  *dma = dev->dma;
	int		  i, j;

	if (dma == NULL)
		return;

	/* Clear dma buffers */
	for (i = 0; i <= DRM_MAX_ORDER; i++) {
		if (dma->bufs[i].seg_count) {
			DRM_DEBUG("order %d: buf_count = %d,"
			    " seg_count = %d\n", i, dma->bufs[i].buf_count,
			    dma->bufs[i].seg_count);
			for (j = 0; j < dma->bufs[i].seg_count; j++) {
				drm_pci_free(dev, dma->bufs[i].seglist[j]);
			}
			free(dma->bufs[i].seglist, DRM_MEM_SEGS);
		}

	   	if (dma->bufs[i].buf_count) {
		   	for (j = 0; j < dma->bufs[i].buf_count; j++) {
				free(dma->bufs[i].buflist[j].dev_private,
				    DRM_MEM_BUFS);
			}
		   	free(dma->bufs[i].buflist, DRM_MEM_BUFS);
		}
	}

	free(dma->buflist, DRM_MEM_BUFS);
	free(dma->pagelist, DRM_MEM_PAGES);
	free(dev->dma, DRM_MEM_DRIVER);
	dev->dma = NULL;
	DRM_SPINUNINIT(&dev->dma_lock);
}

示例#3

文件： ati_pcigart.c 项目： repos-holder/openbsd-patches

int drm_ati_pcigart_cleanup(struct drm_device *dev,
    struct drm_ati_pcigart_info *gart_info)
{
	if (dev->sg == NULL) {
		DRM_ERROR( "no scatter/gather memory!\n" );
		return 0;
	}

	drm_pci_free(dev, dev->sg->dmah);

	return 1;
}

示例#4

文件： drm_dma.c 项目： 03199618/linux

/**
 * Cleanup the DMA resources.
 *
 * \param dev DRM device.
 *
 * Free all pages associated with DMA buffers, the buffers and pages lists, and
 * finally the drm_device::dma structure itself.
 */
void drm_legacy_dma_takedown(struct drm_device *dev)
{
	struct drm_device_dma *dma = dev->dma;
	int i, j;

	if (!drm_core_check_feature(dev, DRIVER_HAVE_DMA) ||
	    drm_core_check_feature(dev, DRIVER_MODESET)) {
		return;
	}

	if (!dma)
		return;

	/* Clear dma buffers */
	for (i = 0; i <= DRM_MAX_ORDER; i++) {
		if (dma->bufs[i].seg_count) {
			DRM_DEBUG("order %d: buf_count = %d,"
				  " seg_count = %d\n",
				  i,
				  dma->bufs[i].buf_count,
				  dma->bufs[i].seg_count);
			for (j = 0; j < dma->bufs[i].seg_count; j++) {
				if (dma->bufs[i].seglist[j]) {
					drm_pci_free(dev, dma->bufs[i].seglist[j]);
				}
			}
			kfree(dma->bufs[i].seglist);
		}
		if (dma->bufs[i].buf_count) {
			for (j = 0; j < dma->bufs[i].buf_count; j++) {
				kfree(dma->bufs[i].buflist[j].dev_private);
			}
			kfree(dma->bufs[i].buflist);
		}
	}

	kfree(dma->buflist);
	kfree(dma->pagelist);
	kfree(dev->dma);
	dev->dma = NULL;
}

示例#5

void drm_dma_takedown(struct drm_device *dev)
{
	struct drm_device_dma *dma = dev->dma;
	int i, j;

	if (!dma)
		return;

	
	for (i = 0; i <= DRM_MAX_ORDER; i++) {
		if (dma->bufs[i].seg_count) {
			DRM_DEBUG("order %d: buf_count = %d,"
				  " seg_count = %d\n",
				  i,
				  dma->bufs[i].buf_count,
				  dma->bufs[i].seg_count);
			for (j = 0; j < dma->bufs[i].seg_count; j++) {
				if (dma->bufs[i].seglist[j]) {
					drm_pci_free(dev, dma->bufs[i].seglist[j]);
				}
			}
			kfree(dma->bufs[i].seglist);
		}
		if (dma->bufs[i].buf_count) {
			for (j = 0; j < dma->bufs[i].buf_count; j++) {
				kfree(dma->bufs[i].buflist[j].dev_private);
			}
			kfree(dma->bufs[i].buflist);
		}
	}

	kfree(dma->buflist);
	kfree(dma->pagelist);
	kfree(dev->dma);
	dev->dma = NULL;
}

示例#6

static void drm_ati_free_pcigart_table(struct drm_device *dev,
				       struct drm_ati_pcigart_info *gart_info)
{
	drm_pci_free(dev, dev->sg->dmah);
	dev->sg->dmah = NULL;
}