Patchwork [PULL,04/11] lm32_uart/lm32_juart: use qemu_chr_fe_write_all()

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Submitter Michael Walle
Date Sept. 25, 2013, 6:59 p.m.
Message ID <1380135572-25095-5-git-send-email-michael@walle.cc>
Download mbox | patch
Permalink /patch/277963/
State New
Headers show

Comments

Michael Walle - Sept. 25, 2013, 6:59 p.m.
qemu_chr_fe_write() may return EAGAIN. Therefore, use
qemu_chr_fe_write_all().

Signed-off-by: Michael Walle <michael@walle.cc>
---
 hw/char/lm32_juart.c |    2 +-
 hw/char/lm32_uart.c  |    2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

Patch

diff --git a/hw/char/lm32_juart.c b/hw/char/lm32_juart.c
index 252fe46..380cb5d 100644
--- a/hw/char/lm32_juart.c
+++ b/hw/char/lm32_juart.c
@@ -75,7 +75,7 @@  void lm32_juart_set_jtx(DeviceState *d, uint32_t jtx)
 
     s->jtx = jtx;
     if (s->chr) {
-        qemu_chr_fe_write(s->chr, &ch, 1);
+        qemu_chr_fe_write_all(s->chr, &ch, 1);
     }
 }
 
diff --git a/hw/char/lm32_uart.c b/hw/char/lm32_uart.c
index 85d7265..84c2549 100644
--- a/hw/char/lm32_uart.c
+++ b/hw/char/lm32_uart.c
@@ -177,7 +177,7 @@  static void uart_write(void *opaque, hwaddr addr,
     switch (addr) {
     case R_RXTX:
         if (s->chr) {
-            qemu_chr_fe_write(s->chr, &ch, 1);
+            qemu_chr_fe_write_all(s->chr, &ch, 1);
         }
         break;
     case R_IER: