Message ID | 20220124231355.48210-1-f4bug@amsat.org (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | hw/misc/macio/cuda: Simplify using the ldst API | expand |
On 24/01/2022 20:13, Philippe Mathieu-Daudé via wrote: > This code is easier to review using the load/store API. > > Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> > --- > hw/misc/macio/cuda.c | 9 +++------ > 1 file changed, 3 insertions(+), 6 deletions(-) Reviewed-by: Matheus Ferst <matheus.ferst@eldorado.org.br>
On 24/01/2022 23:13, Philippe Mathieu-Daudé via wrote: > This code is easier to review using the load/store API. > > Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> > --- > hw/misc/macio/cuda.c | 9 +++------ > 1 file changed, 3 insertions(+), 6 deletions(-) > > diff --git a/hw/misc/macio/cuda.c b/hw/misc/macio/cuda.c > index e917a6a095..f1186671bf 100644 > --- a/hw/misc/macio/cuda.c > +++ b/hw/misc/macio/cuda.c > @@ -36,6 +36,7 @@ > #include "sysemu/runstate.h" > #include "qapi/error.h" > #include "qemu/cutils.h" > +#include "qemu/bswap.h" > #include "qemu/log.h" > #include "qemu/module.h" > #include "trace.h" > @@ -345,10 +346,7 @@ static bool cuda_cmd_get_time(CUDAState *s, > > ti = s->tick_offset + (qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) > / NANOSECONDS_PER_SECOND); > - out_data[0] = ti >> 24; > - out_data[1] = ti >> 16; > - out_data[2] = ti >> 8; > - out_data[3] = ti; > + stl_be_p(out_data, ti); > *out_len = 4; > return true; > } > @@ -363,8 +361,7 @@ static bool cuda_cmd_set_time(CUDAState *s, > return false; > } > > - ti = (((uint32_t)in_data[0]) << 24) + (((uint32_t)in_data[1]) << 16) > - + (((uint32_t)in_data[2]) << 8) + in_data[3]; > + ti = ldl_be_p(in_data); > s->tick_offset = ti - (qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) > / NANOSECONDS_PER_SECOND); > return true; Looks fine to me. Reviewed-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> ATB, Mark.
diff --git a/hw/misc/macio/cuda.c b/hw/misc/macio/cuda.c index e917a6a095..f1186671bf 100644 --- a/hw/misc/macio/cuda.c +++ b/hw/misc/macio/cuda.c @@ -36,6 +36,7 @@ #include "sysemu/runstate.h" #include "qapi/error.h" #include "qemu/cutils.h" +#include "qemu/bswap.h" #include "qemu/log.h" #include "qemu/module.h" #include "trace.h" @@ -345,10 +346,7 @@ static bool cuda_cmd_get_time(CUDAState *s, ti = s->tick_offset + (qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) / NANOSECONDS_PER_SECOND); - out_data[0] = ti >> 24; - out_data[1] = ti >> 16; - out_data[2] = ti >> 8; - out_data[3] = ti; + stl_be_p(out_data, ti); *out_len = 4; return true; } @@ -363,8 +361,7 @@ static bool cuda_cmd_set_time(CUDAState *s, return false; } - ti = (((uint32_t)in_data[0]) << 24) + (((uint32_t)in_data[1]) << 16) - + (((uint32_t)in_data[2]) << 8) + in_data[3]; + ti = ldl_be_p(in_data); s->tick_offset = ti - (qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) / NANOSECONDS_PER_SECOND); return true;
This code is easier to review using the load/store API. Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> --- hw/misc/macio/cuda.c | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-)