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| author | Philippe Mathieu-Daudé <philmd@redhat.com> | 2020-09-03 09:37:43 +0200 |
|---|---|---|
| committer | Philippe Mathieu-Daudé <philmd@redhat.com> | 2021-12-30 17:16:32 +0100 |
| commit | 23faf5694ff8054b847e9733297727be4a641132 (patch) | |
| tree | a50cb6d8c2f0f92ff71ea95887ccc2052d004a73 /include/sysemu | |
| parent | 4afd0f2f220ec3dc8518b8de0d66cbf8d2fd1be7 (diff) | |
| download | qemu-23faf5694ff8054b847e9733297727be4a641132.zip qemu-23faf5694ff8054b847e9733297727be4a641132.tar.gz qemu-23faf5694ff8054b847e9733297727be4a641132.tar.bz2 | |
dma: Let dma_memory_rw() take MemTxAttrs argument
Let devices specify transaction attributes when calling
dma_memory_rw().
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: <20211223115554.3155328-5-philmd@redhat.com>
Diffstat (limited to 'include/sysemu')
| -rw-r--r-- | include/sysemu/dma.h | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/include/sysemu/dma.h b/include/sysemu/dma.h index 3be803c..e8ad422 100644 --- a/include/sysemu/dma.h +++ b/include/sysemu/dma.h @@ -121,15 +121,15 @@ static inline MemTxResult dma_memory_write_relaxed(AddressSpace *as, * @buf: buffer with the data transferred * @len: the number of bytes to read or write * @dir: indicates the transfer direction + * @attrs: memory transaction attributes */ static inline MemTxResult dma_memory_rw(AddressSpace *as, dma_addr_t addr, void *buf, dma_addr_t len, - DMADirection dir) + DMADirection dir, MemTxAttrs attrs) { dma_barrier(as, dir); - return dma_memory_rw_relaxed(as, addr, buf, len, dir, - MEMTXATTRS_UNSPECIFIED); + return dma_memory_rw_relaxed(as, addr, buf, len, dir, attrs); } /** @@ -147,7 +147,8 @@ static inline MemTxResult dma_memory_rw(AddressSpace *as, dma_addr_t addr, static inline MemTxResult dma_memory_read(AddressSpace *as, dma_addr_t addr, void *buf, dma_addr_t len) { - return dma_memory_rw(as, addr, buf, len, DMA_DIRECTION_TO_DEVICE); + return dma_memory_rw(as, addr, buf, len, + DMA_DIRECTION_TO_DEVICE, MEMTXATTRS_UNSPECIFIED); } /** @@ -166,7 +167,7 @@ static inline MemTxResult dma_memory_write(AddressSpace *as, dma_addr_t addr, const void *buf, dma_addr_t len) { return dma_memory_rw(as, addr, (void *)buf, len, - DMA_DIRECTION_FROM_DEVICE); + DMA_DIRECTION_FROM_DEVICE, MEMTXATTRS_UNSPECIFIED); } /** |