char: rename some frontend functions

qemu_chr_accept_input() and qemu_chr_disconnect() are only used by
frontend, so use qemu_chr_fe prefix.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20161022095318.17775-14-marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

hw/char/bcm2835_aux.c

@@ -80,7 +80,7 @@ static uint64_t bcm2835_aux_read(void *opaque, hwaddr offset, unsigned size)
             }
         }
         if (s->chr.chr) {
-            qemu_chr_accept_input(s->chr.chr);
+            qemu_chr_fe_accept_input(s->chr.chr);
         }
         bcm2835_aux_update(s);
         return c;

hw/char/cadence_uart.c

@@ -143,7 +143,7 @@ static void uart_rx_reset(CadenceUARTState *s)
     s->rx_wpos = 0;
     s->rx_count = 0;
     if (s->chr.chr) {
-        qemu_chr_accept_input(s->chr.chr);
+        qemu_chr_fe_accept_input(s->chr.chr);
     }
 }
 
@@ -369,7 +369,7 @@ static void uart_read_rx_fifo(CadenceUARTState *s, uint32_t *c)
         s->rx_count--;
 
         if (s->chr.chr) {
-            qemu_chr_accept_input(s->chr.chr);
+            qemu_chr_fe_accept_input(s->chr.chr);
         }
     } else {
         *c = 0;

hw/char/escc.c

@@ -600,7 +600,7 @@ static uint64_t escc_mem_read(void *opaque, hwaddr addr,
             ret = s->rx;
         trace_escc_mem_readb_data(CHN_C(s), ret);
         if (s->chr.chr) {
-            qemu_chr_accept_input(s->chr.chr);
+            qemu_chr_fe_accept_input(s->chr.chr);
         }
         return ret;
     default:

hw/char/imx_serial.c

@@ -122,7 +122,7 @@ static uint64_t imx_serial_read(void *opaque, hwaddr offset,
             s->uts1 |= UTS1_RXEMPTY;
             imx_update(s);
             if (s->chr.chr) {
-                qemu_chr_accept_input(s->chr.chr);
+                qemu_chr_fe_accept_input(s->chr.chr);
             }
         }
         return c;
@@ -216,7 +216,7 @@ static void imx_serial_write(void *opaque, hwaddr offset,
         if (value & UCR2_RXEN) {
             if (!(s->ucr2 & UCR2_RXEN)) {
                 if (s->chr.chr) {
-                    qemu_chr_accept_input(s->chr.chr);
+                    qemu_chr_fe_accept_input(s->chr.chr);
                 }
             }
         }

hw/char/ipoctal232.c

@@ -289,7 +289,7 @@ static uint16_t io_read(IPackDevice *ip, uint8_t addr)
                 ch->sr &= ~SR_RXRDY;
                 blk->isr &= ~ISR_RXRDY(channel);
                 if (ch->dev.chr) {
-                    qemu_chr_accept_input(ch->dev.chr);
+                    qemu_chr_fe_accept_input(ch->dev.chr);
                 }
             } else {
                 ch->rhr_idx = (ch->rhr_idx + 1) % RX_FIFO_SIZE;

hw/char/lm32_uart.c

@@ -142,7 +142,7 @@ static uint64_t uart_read(void *opaque, hwaddr addr,
         r = s->regs[R_RXTX];
         s->regs[R_LSR] &= ~LSR_DR;
         uart_update_irq(s);
-        qemu_chr_accept_input(s->chr.chr);
+        qemu_chr_fe_accept_input(s->chr.chr);
         break;
     case R_IIR:
     case R_LSR:

hw/char/mcf_uart.c

@@ -93,7 +93,7 @@ uint64_t mcf_uart_read(void *opaque, hwaddr addr,
             if (s->fifo_len == 0)
                 s->sr &= ~MCF_UART_RxRDY;
             mcf_uart_update(s);
-            qemu_chr_accept_input(s->chr.chr);
+            qemu_chr_fe_accept_input(s->chr.chr);
             return val;
         }
     case 0x10:

hw/char/milkymist-uart.c

@@ -138,7 +138,7 @@ static void uart_write(void *opaque, hwaddr addr, uint64_t value,
     case R_STAT:
         /* write one to clear bits */
         s->regs[addr] &= ~(value & (STAT_RX_EVT | STAT_TX_EVT));
-        qemu_chr_accept_input(s->chr.chr);
+        qemu_chr_fe_accept_input(s->chr.chr);
         break;
 
     default:

hw/char/pl011.c

@@ -88,7 +88,7 @@ static uint64_t pl011_read(void *opaque, hwaddr offset,
         s->rsr = c >> 8;
         pl011_update(s);
         if (s->chr.chr) {
-            qemu_chr_accept_input(s->chr.chr);
+            qemu_chr_fe_accept_input(s->chr.chr);
         }
         r = c;
         break;

hw/char/serial.c

@@ -490,7 +490,7 @@ static uint64_t serial_ioport_read(void *opaque, hwaddr addr, unsigned size)
             serial_update_irq(s);
             if (!(s->mcr & UART_MCR_LOOP)) {
                 /* in loopback mode, don't receive any data */
-                qemu_chr_accept_input(s->chr.chr);
+                qemu_chr_fe_accept_input(s->chr.chr);
             }
         }
         break;

hw/char/spapr_vty.c

@@ -51,7 +51,7 @@ static int vty_getchars(VIOsPAPRDevice *sdev, uint8_t *buf, int max)
         buf[n++] = dev->buf[dev->out++ % VTERM_BUFSIZE];
     }
 
-    qemu_chr_accept_input(dev->chardev.chr);
+    qemu_chr_fe_accept_input(dev->chardev.chr);
 
     return n;
 }

hw/char/stm32f2xx_usart.c

@@ -98,7 +98,7 @@ static uint64_t stm32f2xx_usart_read(void *opaque, hwaddr addr,
         retvalue = s->usart_sr;
         s->usart_sr &= ~USART_SR_TC;
         if (s->chr.chr) {
-            qemu_chr_accept_input(s->chr.chr);
+            qemu_chr_fe_accept_input(s->chr.chr);
         }
         return retvalue;
     case USART_DR:
@@ -106,7 +106,7 @@ static uint64_t stm32f2xx_usart_read(void *opaque, hwaddr addr,
         s->usart_sr |= USART_SR_TXE;
         s->usart_sr &= ~USART_SR_RXNE;
         if (s->chr.chr) {
-            qemu_chr_accept_input(s->chr.chr);
+            qemu_chr_fe_accept_input(s->chr.chr);
         }
         qemu_set_irq(s->irq, 0);
         return s->usart_dr & 0x3FF;

hw/char/virtio-console.c

@@ -123,7 +123,7 @@ static void guest_writable(VirtIOSerialPort *port)
     VirtConsole *vcon = VIRTIO_CONSOLE(port);
 
     if (vcon->chr.chr) {
-        qemu_chr_accept_input(vcon->chr.chr);
+        qemu_chr_fe_accept_input(vcon->chr.chr);
     }
 }
 

hw/char/xilinx_uartlite.c

@@ -107,7 +107,7 @@ uart_read(void *opaque, hwaddr addr, unsigned int size)
                 s->rx_fifo_len--;
             uart_update_status(s);
             uart_update_irq(s);
-            qemu_chr_accept_input(s->chr.chr);
+            qemu_chr_fe_accept_input(s->chr.chr);
             break;
 
         default:

include/sysemu/char.h

@@ -165,11 +165,11 @@ CharDriverState *qemu_chr_new(const char *label, const char *filename);
 
 
 /**
- * @qemu_chr_disconnect:
+ * @qemu_chr_fe_disconnect:
  *
  * Close a fd accpeted by character backend.
  */
-void qemu_chr_disconnect(CharDriverState *chr);
+void qemu_chr_fe_disconnect(CharDriverState *chr);
 
 /**
  * @qemu_chr_cleanup:
@@ -490,7 +490,7 @@ void qemu_chr_add_handlers_full(CharDriverState *s,
                                 GMainContext *context);
 
 void qemu_chr_be_generic_open(CharDriverState *s);
-void qemu_chr_accept_input(CharDriverState *s);
+void qemu_chr_fe_accept_input(CharDriverState *s);
 int qemu_chr_add_client(CharDriverState *s, int fd);
 CharDriverState *qemu_chr_find(const char *name);
 bool chr_is_ringbuf(const CharDriverState *chr);

net/vhost-user.c

@@ -187,7 +187,7 @@ static gboolean net_vhost_user_watch(GIOChannel *chan, GIOCondition cond,
 {
     VhostUserState *s = opaque;
 
-    qemu_chr_disconnect(s->chr.chr);
+    qemu_chr_fe_disconnect(s->chr.chr);
 
     return FALSE;
 }
@@ -212,7 +212,7 @@ static void net_vhost_user_event(void *opaque, int event)
         s->watch = qemu_chr_fe_add_watch(s->chr.chr, G_IO_HUP,
                                          net_vhost_user_watch, s);
         if (vhost_user_start(queues, ncs) < 0) {
-            qemu_chr_disconnect(s->chr.chr);
+            qemu_chr_fe_disconnect(s->chr.chr);
             return;
         }
         qmp_set_link(name, true, &err);

qemu-char.c

@@ -430,7 +430,7 @@ int qemu_chr_add_client(CharDriverState *s, int fd)
     return s->chr_add_client ? s->chr_add_client(s, fd) : -1;
 }
 
-void qemu_chr_accept_input(CharDriverState *s)
+void qemu_chr_fe_accept_input(CharDriverState *s)
 {
     if (s->chr_accept_input)
         s->chr_accept_input(s);
@@ -4225,7 +4225,7 @@ void qemu_chr_fe_release(CharDriverState *s)
     s->avail_connections++;
 }
 
-void qemu_chr_disconnect(CharDriverState *chr)
+void qemu_chr_fe_disconnect(CharDriverState *chr)
 {
     if (chr->chr_disconnect) {
         chr->chr_disconnect(chr);

tests/vhost-user-test.c

@@ -268,7 +268,7 @@ static void chr_read(void *opaque, const uint8_t *buf, int size)
     int fd;
 
     if (s->test_fail) {
-        qemu_chr_disconnect(chr->chr);
+        qemu_chr_fe_disconnect(chr->chr);
         /* now switch to non-failure */
         s->test_fail = false;
     }
@@ -313,7 +313,7 @@ static void chr_read(void *opaque, const uint8_t *buf, int size)
 	g_assert_cmpint(msg.payload.u64 & (0x1ULL << VHOST_USER_F_PROTOCOL_FEATURES),
 			!=, 0ULL);
         if (s->test_flags == TEST_FLAGS_DISCONNECT) {
-            qemu_chr_disconnect(chr->chr);
+            qemu_chr_fe_disconnect(chr->chr);
             s->test_flags = TEST_FLAGS_BAD;
         }
         break;
@@ -724,7 +724,7 @@ reconnect_cb(gpointer user_data)
 {
     TestServer *s = user_data;
 
-    qemu_chr_disconnect(s->chr.chr);
+    qemu_chr_fe_disconnect(s->chr.chr);
 
     return FALSE;
 }