diff mbox series

[v3,03/13] hw/display/sm501: Simplify sm501_i2c_write() logic

Message ID 20210616161418.2514095-4-f4bug@amsat.org (mailing list archive)
State New, archived
Headers show
Series hw/i2c: Remove confusing i2c_send_recv() API | expand

Commit Message

Philippe Mathieu-Daudé June 16, 2021, 4:14 p.m. UTC 
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
---
 hw/display/sm501.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

Comments

Richard Henderson June 16, 2021, 6:39 p.m. UTC | #1 
On 6/16/21 9:14 AM, Philippe Mathieu-Daudé wrote:
> Signed-off-by: Philippe Mathieu-Daudé<f4bug@amsat.org>
> ---
>   hw/display/sm501.c | 5 +++--
>   1 file changed, 3 insertions(+), 2 deletions(-)

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

r~
diff mbox series

Patch

diff --git a/hw/display/sm501.c b/hw/display/sm501.c
index 8789722ef27..f276276f7f1 100644
--- a/hw/display/sm501.c
+++ b/hw/display/sm501.c
@@ -1036,8 +1036,9 @@  static void sm501_i2c_write(void *opaque, hwaddr addr, uint64_t value,
                 int res = i2c_start_transfer(s->i2c_bus,
                                              s->i2c_addr >> 1,
                                              s->i2c_addr & 1);
-                s->i2c_status |= (res ? SM501_I2C_STATUS_ERROR : 0);
-                if (!res) {
+                if (res) {
+                    s->i2c_status |= SM501_I2C_STATUS_ERROR;
+                } else {
                     int i;
                     for (i = 0; i <= s->i2c_byte_count; i++) {
                         res = i2c_send_recv(s->i2c_bus, &s->i2c_data[i],