Since its introduction in commit 6fc7f77fd2 i2c_start_transfer()
uses incorrectly the direction of the transfer. Fix it now.
Fixes: 6fc7f77fd2 ("introduce aux-bus")
Reported-by: BALATON Zoltan <bala...@eik.bme.hu>
Suggested-by: BALATON Zoltan <bala...@eik.bme.hu>
Signed-off-by: Philippe Mathieu-Daudé <f4...@amsat.org>
---
RFC because untested (probably never was anyway)
Cc: Frederic Konrad <kon...@adacore.com>
Cc: Alistair Francis <alist...@alistair23.me>
Cc: Peter Maydell <peter.mayd...@linaro.org>
---
hw/misc/auxbus.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/hw/misc/auxbus.c b/hw/misc/auxbus.c
index cef0d0d6d0..dc4a5dd10d 100644
--- a/hw/misc/auxbus.c
+++ b/hw/misc/auxbus.c
@@ -141,7 +141,7 @@ AUXReply aux_request(AUXBus *bus, AUXCommand cmd, uint32_t
address,
i2c_end_transfer(i2c_bus);
}
- if (i2c_start_transfer(i2c_bus, address, is_write)) {
+ if (i2c_start_transfer(i2c_bus, address, !is_write)) {
ret = AUX_I2C_NACK;
break;
}
@@ -172,7 +172,7 @@ AUXReply aux_request(AUXBus *bus, AUXCommand cmd, uint32_t
address,
/*
* No transactions started..
*/
- if (i2c_start_transfer(i2c_bus, address, is_write)) {
+ if (i2c_start_transfer(i2c_bus, address, !is_write)) {
break;
}
} else if ((address != bus->last_i2c_address) ||
@@ -181,7 +181,7 @@ AUXReply aux_request(AUXBus *bus, AUXCommand cmd, uint32_t
address,
* Transaction started but we need to restart..
*/
i2c_end_transfer(i2c_bus);
- if (i2c_start_transfer(i2c_bus, address, is_write)) {
+ if (i2c_start_transfer(i2c_bus, address, !is_write)) {
break;
}
}
--
2.21.3
