[PATCH 02/23] hw/sd/sdcard: Rewrite sd_cmd_ALL_SEND_CID using switch case (CMD2)

Philippe Mathieu-Daudé posted 23 patches 5 months ago
Maintainers: "Philippe Mathieu-Daudé" <philmd@linaro.org>, Bin Meng <bmeng.cn@gmail.com>
There is a newer version of this series
[PATCH 02/23] hw/sd/sdcard: Rewrite sd_cmd_ALL_SEND_CID using switch case (CMD2)
Posted by Philippe Mathieu-Daudé 5 months ago
Keep this handler style in sync with other handlers by
using a switch() case, which might become handy to
handle other states.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
 hw/sd/sd.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/hw/sd/sd.c b/hw/sd/sd.c
index 626e99ecd6..addeb1940f 100644
--- a/hw/sd/sd.c
+++ b/hw/sd/sd.c
@@ -1044,13 +1044,13 @@ static sd_rsp_type_t sd_cmd_SEND_OP_CMD(SDState *sd, SDRequest req)
 
 static sd_rsp_type_t sd_cmd_ALL_SEND_CID(SDState *sd, SDRequest req)
 {
-    if (sd->state != sd_ready_state) {
+    switch (sd->state) {
+    case sd_ready_state:
+        sd->state = sd_identification_state;
+        return sd_r2_i;
+    default:
         return sd_invalid_state_for_cmd(sd, req);
     }
-
-    sd->state = sd_identification_state;
-
-    return sd_r2_i;
 }
 
 static sd_rsp_type_t sd_cmd_SEND_RELATIVE_ADDR(SDState *sd, SDRequest req)
-- 
2.41.0


Re: [PATCH 02/23] hw/sd/sdcard: Rewrite sd_cmd_ALL_SEND_CID using switch case (CMD2)
Posted by Cédric Le Goater 5 months ago
On 6/21/24 10:05 AM, Philippe Mathieu-Daudé wrote:
> Keep this handler style in sync with other handlers by
> using a switch() case, which might become handy to
> handle other states.
> 
> Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>


Reviewed-by: Cédric Le Goater <clg@redhat.com>

Thanks,

C.


> ---
>   hw/sd/sd.c | 10 +++++-----
>   1 file changed, 5 insertions(+), 5 deletions(-)
> 
> diff --git a/hw/sd/sd.c b/hw/sd/sd.c
> index 626e99ecd6..addeb1940f 100644
> --- a/hw/sd/sd.c
> +++ b/hw/sd/sd.c
> @@ -1044,13 +1044,13 @@ static sd_rsp_type_t sd_cmd_SEND_OP_CMD(SDState *sd, SDRequest req)
>   
>   static sd_rsp_type_t sd_cmd_ALL_SEND_CID(SDState *sd, SDRequest req)
>   {
> -    if (sd->state != sd_ready_state) {
> +    switch (sd->state) {
> +    case sd_ready_state:
> +        sd->state = sd_identification_state;
> +        return sd_r2_i;
> +    default:
>           return sd_invalid_state_for_cmd(sd, req);
>       }
> -
> -    sd->state = sd_identification_state;
> -
> -    return sd_r2_i;
>   }
>   
>   static sd_rsp_type_t sd_cmd_SEND_RELATIVE_ADDR(SDState *sd, SDRequest req)