diff options
Diffstat (limited to 'kmem.c')
| -rw-r--r-- | kmem.c | 26 |
1 files changed, 20 insertions, 6 deletions
@@ -225,6 +225,7 @@ void pcilib_free_kernel_memory(pcilib_t *ctx, pcilib_kmem_handle_t *k, pcilib_km } } +/* int pcilib_sync_kernel_memory(pcilib_t *ctx, pcilib_kmem_handle_t *k, pcilib_kmem_sync_direction_t dir) { int i; int ret; @@ -232,7 +233,7 @@ int pcilib_sync_kernel_memory(pcilib_t *ctx, pcilib_kmem_handle_t *k, pcilib_kme pcilib_kmem_list_t *kbuf = (pcilib_kmem_list_t*)k; ks.dir = dir; - + for (i = 0; i < kbuf->buf.n_blocks; i++) { ks.handle.handle_id = kbuf->buf.blocks[i].handle_id; ks.handle.pa = kbuf->buf.blocks[i].pa; @@ -241,15 +242,29 @@ int pcilib_sync_kernel_memory(pcilib_t *ctx, pcilib_kmem_handle_t *k, pcilib_kme pcilib_error("PCIDRIVER_IOC_KMEM_SYNC ioctl have failed"); return PCILIB_ERROR_FAILED; } - - if (!kbuf->buf.blocks[i].pa) { - kbuf->buf.blocks[i].pa = ks.handle.pa; - } } return 0; } +*/ + +int pcilib_kmem_sync_block(pcilib_t *ctx, pcilib_kmem_handle_t *k, pcilib_kmem_sync_direction_t dir, size_t block) { + int ret; + kmem_sync_t ks; + pcilib_kmem_list_t *kbuf = (pcilib_kmem_list_t*)k; + + ks.dir = dir; + ks.handle.handle_id = kbuf->buf.blocks[block].handle_id; + ks.handle.pa = kbuf->buf.blocks[block].pa; + ret = ioctl(ctx->handle, PCIDRIVER_IOC_KMEM_SYNC, &ks); + if (ret) { + pcilib_error("PCIDRIVER_IOC_KMEM_SYNC ioctl have failed"); + return PCILIB_ERROR_FAILED; + } + + return 0; +} void *pcilib_kmem_get_ua(pcilib_t *ctx, pcilib_kmem_handle_t *k) { pcilib_kmem_list_t *kbuf = (pcilib_kmem_list_t*)k; @@ -280,4 +295,3 @@ pcilib_kmem_reuse_state_t pcilib_kmem_is_reused(pcilib_t *ctx, pcilib_kmem_hand pcilib_kmem_list_t *kbuf = (pcilib_kmem_list_t*)k; return kbuf->buf.reused; } - |