motorhead/qemu
1
0
Fork 0
mirror of https://github.com/Motorhead1991/qemu.git synced 2025-08-06 01:03:55 -06:00
Code Issues Projects Releases Packages Wiki Activity Actions

dma: Let dma_memory_read/write() take MemTxAttrs argument

Browse source 
Let devices specify transaction attributes when calling
dma_memory_read() or dma_memory_write().

Patch created mechanically using spatch with this script:

  @@
  expression E1, E2, E3, E4;
  @@
  (
  - dma_memory_read(E1, E2, E3, E4)
  + dma_memory_read(E1, E2, E3, E4, MEMTXATTRS_UNSPECIFIED)
  |
  - dma_memory_write(E1, E2, E3, E4)
  + dma_memory_write(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: <20211223115554.3155328-6-philmd@redhat.com>
This commit is contained in:
Philippe Mathieu-Daudé 2020-09-03 10:08:29 +02:00
parent 23faf5694f
commit ba06fe8add
30 changed files with 241 additions and 150 deletions
Download patch file Download diff file Expand all files Collapse all files

6
include/hw/ppc/spapr_vio.h
View file

@ -97,14 +97,16 @@ static inline bool spapr_vio_dma_valid(SpaprVioDevice *dev, uint64_t taddr,
static inline int spapr_vio_dma_read(SpaprVioDevice *dev, uint64_t taddr,
void *buf, uint32_t size)
{
return (dma_memory_read(&dev->as, taddr, buf, size) != 0) ?
return (dma_memory_read(&dev->as, taddr,
buf, size, MEMTXATTRS_UNSPECIFIED) != 0) ?
H_DEST_PARM : H_SUCCESS;
}
static inline int spapr_vio_dma_write(SpaprVioDevice *dev, uint64_t taddr,
const void *buf, uint32_t size)
{
return (dma_memory_write(&dev->as, taddr, buf, size) != 0) ?
return (dma_memory_write(&dev->as, taddr,
buf, size, MEMTXATTRS_UNSPECIFIED) != 0) ?
H_DEST_PARM : H_SUCCESS;
}