Lines Matching refs:cflush
50 struct gnttab_cache_flush cflush; in dma_cache_maint() local
52 cflush.offset = xen_offset_in_page(handle); in dma_cache_maint()
53 cflush.op = op; in dma_cache_maint()
57 cflush.a.dev_bus_addr = dma_to_phys(dev, handle); in dma_cache_maint()
59 if (size + cflush.offset > XEN_PAGE_SIZE) in dma_cache_maint()
60 cflush.length = XEN_PAGE_SIZE - cflush.offset; in dma_cache_maint()
62 cflush.length = size; in dma_cache_maint()
64 HYPERVISOR_grant_table_op(GNTTABOP_cache_flush, &cflush, 1); in dma_cache_maint()
66 cflush.offset = 0; in dma_cache_maint()
67 handle += cflush.length; in dma_cache_maint()
68 size -= cflush.length; in dma_cache_maint()
140 struct gnttab_cache_flush cflush; in xen_mm_init() local
145 cflush.op = 0; in xen_mm_init()
146 cflush.a.dev_bus_addr = 0; in xen_mm_init()
147 cflush.offset = 0; in xen_mm_init()
148 cflush.length = 0; in xen_mm_init()
149 if (HYPERVISOR_grant_table_op(GNTTABOP_cache_flush, &cflush, 1) != -ENOSYS) in xen_mm_init()