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-rw-r--r--hw/display/sii9022.c2
-rw-r--r--hw/display/ssd0303.c4
2 files changed, 3 insertions, 3 deletions
diff --git a/hw/display/sii9022.c b/hw/display/sii9022.c
index eaf11a6e7b..9994385c35 100644
--- a/hw/display/sii9022.c
+++ b/hw/display/sii9022.c
@@ -79,7 +79,7 @@ static int sii9022_event(I2CSlave *i2c, enum i2c_event event)
return 0;
}
-static int sii9022_rx(I2CSlave *i2c)
+static uint8_t sii9022_rx(I2CSlave *i2c)
{
sii9022_state *s = SII9022(i2c);
uint8_t res = 0x00;
diff --git a/hw/display/ssd0303.c b/hw/display/ssd0303.c
index eb90ba26be..8edf34986c 100644
--- a/hw/display/ssd0303.c
+++ b/hw/display/ssd0303.c
@@ -62,10 +62,10 @@ typedef struct {
uint8_t framebuffer[132*8];
} ssd0303_state;
-static int ssd0303_recv(I2CSlave *i2c)
+static uint8_t ssd0303_recv(I2CSlave *i2c)
{
BADF("Reads not implemented\n");
- return -1;
+ return 0xff;
}
static int ssd0303_send(I2CSlave *i2c, uint8_t data)