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authorPhilippe Mathieu-Daudé <philmd@redhat.com>2020-09-03 11:00:47 +0200
committerPhilippe Mathieu-Daudé <philmd@redhat.com>2021-12-30 17:16:32 +0100
commita1d4b0a3051b3079c8db607f519bc0fcb30e17ec (patch)
tree4e21aaee0b22bc95cc9d749282e664db759cbc13 /hw/display
parentba06fe8add5b788956a7317246c6280dfc157040 (diff)
dma: Let dma_memory_map() take MemTxAttrs argument
Let devices specify transaction attributes when calling dma_memory_map(). Patch created mechanically using spatch with this script: @@ expression E1, E2, E3, E4; @@ - dma_memory_map(E1, E2, E3, E4) + dma_memory_map(E1, E2, E3, E4, MEMTXATTRS_UNSPECIFIED) Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Reviewed-by: Li Qiang <liq3ea@gmail.com> Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com> Acked-by: Stefan Hajnoczi <stefanha@redhat.com> Message-Id: <20211223115554.3155328-7-philmd@redhat.com>
Diffstat (limited to 'hw/display')
-rw-r--r--hw/display/virtio-gpu.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/hw/display/virtio-gpu.c b/hw/display/virtio-gpu.c
index d78b9700c7..c6dc818988 100644
--- a/hw/display/virtio-gpu.c
+++ b/hw/display/virtio-gpu.c
@@ -814,8 +814,9 @@ int virtio_gpu_create_mapping_iov(VirtIOGPU *g,
do {
len = l;
- map = dma_memory_map(VIRTIO_DEVICE(g)->dma_as,
- a, &len, DMA_DIRECTION_TO_DEVICE);
+ map = dma_memory_map(VIRTIO_DEVICE(g)->dma_as, a, &len,
+ DMA_DIRECTION_TO_DEVICE,
+ MEMTXATTRS_UNSPECIFIED);
if (!map) {
qemu_log_mask(LOG_GUEST_ERROR, "%s: failed to map MMIO memory for"
" element %d\n", __func__, e);
@@ -1252,8 +1253,9 @@ static int virtio_gpu_load(QEMUFile *f, void *opaque, size_t size,
for (i = 0; i < res->iov_cnt; i++) {
hwaddr len = res->iov[i].iov_len;
res->iov[i].iov_base =
- dma_memory_map(VIRTIO_DEVICE(g)->dma_as,
- res->addrs[i], &len, DMA_DIRECTION_TO_DEVICE);
+ dma_memory_map(VIRTIO_DEVICE(g)->dma_as, res->addrs[i], &len,
+ DMA_DIRECTION_TO_DEVICE,
+ MEMTXATTRS_UNSPECIFIED);
if (!res->iov[i].iov_base || len != res->iov[i].iov_len) {
/* Clean up the half-a-mapping we just created... */