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dma: Let ld*_dma() propagate MemTxResult

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dma_memory_read() returns a MemTxResult type. Do not discard
it, return it to the caller.

Update the few callers.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20211223115554.3155328-19-philmd@redhat.com>
This commit is contained in:
Philippe Mathieu-Daudé 2021-12-17 22:31:11 +01:00
parent 24aed6bcb6
commit cd1db8df74
5 changed files with 29 additions and 23 deletions
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25
include/sysemu/dma.h
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@ -240,14 +240,15 @@ static inline void dma_memory_unmap(AddressSpace *as,
}
#define DEFINE_LDST_DMA(_lname, _sname, _bits, _end) \
static inline uint##_bits##_t ld##_lname##_##_end##_dma(AddressSpace *as, \
dma_addr_t addr, \
MemTxAttrs attrs) \
{ \
uint##_bits##_t val; \
dma_memory_read(as, addr, &val, (_bits) / 8, attrs); \
return _end##_bits##_to_cpu(val); \
} \
static inline MemTxResult ld##_lname##_##_end##_dma(AddressSpace *as, \
dma_addr_t addr, \
uint##_bits##_t *pval, \
MemTxAttrs attrs) \
{ \
MemTxResult res = dma_memory_read(as, addr, pval, (_bits) / 8, attrs); \
_end##_bits##_to_cpus(pval); \
return res; \
} \
static inline MemTxResult st##_sname##_##_end##_dma(AddressSpace *as, \
dma_addr_t addr, \
uint##_bits##_t val, \
@ -257,12 +258,10 @@ static inline void dma_memory_unmap(AddressSpace *as,
return dma_memory_write(as, addr, &val, (_bits) / 8, attrs); \
}
static inline uint8_t ldub_dma(AddressSpace *as, dma_addr_t addr, MemTxAttrs attrs)
static inline MemTxResult ldub_dma(AddressSpace *as, dma_addr_t addr,
uint8_t *val, MemTxAttrs attrs)
{
uint8_t val;
dma_memory_read(as, addr, &val, 1, attrs);
return val;
return dma_memory_read(as, addr, val, 1, attrs);
}
static inline MemTxResult stb_dma(AddressSpace *as, dma_addr_t addr,