diff mbox series

[v42,31/98] hw/sd/sdcard: Convert WRITE_SINGLE_BLOCK to generic_write_byte (CMD24)

Message ID 20240628070216.92609-32-philmd@linaro.org (mailing list archive)
State New, archived
Headers show
Series hw/sd/sdcard: Add eMMC support | expand

Commit Message

Philippe Mathieu-Daudé June 28, 2024, 7:01 a.m. UTC 
From: Philippe Mathieu-Daudé <f4bug@amsat.org>

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
 hw/sd/sd.c | 11 ++---------
 1 file changed, 2 insertions(+), 9 deletions(-)

Comments

Cédric Le Goater June 28, 2024, 7:51 a.m. UTC | #1 
On 6/28/24 9:01 AM, Philippe Mathieu-Daudé wrote:
> From: Philippe Mathieu-Daudé <f4bug@amsat.org>
> 
> Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
> Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>


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

Thanks,

C.


> ---
>   hw/sd/sd.c | 11 ++---------
>   1 file changed, 2 insertions(+), 9 deletions(-)
> 
> diff --git a/hw/sd/sd.c b/hw/sd/sd.c
> index 5dbfc8000b..4a03f41086 100644
> --- a/hw/sd/sd.c
> +++ b/hw/sd/sd.c
> @@ -1101,7 +1101,6 @@ static sd_rsp_type_t sd_cmd_unimplemented(SDState *sd, SDRequest req)
>   }
>   
>   /* Configure fields for following sd_generic_write_byte() calls */
> -__attribute__((unused))
>   static sd_rsp_type_t sd_cmd_to_receivingdata(SDState *sd, SDRequest req,
>                                                uint64_t start, size_t size)
>   {
> @@ -1470,10 +1469,6 @@ static sd_rsp_type_t sd_normal_command(SDState *sd, SDRequest req)
>                   return sd_r1;
>               }
>   
> -            sd->state = sd_receivingdata_state;
> -            sd->data_start = addr;
> -            sd->data_offset = 0;
> -
>               if (sd->size <= SDSC_MAX_CAPACITY) {
>                   if (sd_wp_addr(sd, sd->data_start)) {
>                       sd->card_status |= WP_VIOLATION;
> @@ -1483,7 +1478,7 @@ static sd_rsp_type_t sd_normal_command(SDState *sd, SDRequest req)
>                   sd->card_status |= WP_VIOLATION;
>               }
>               sd->blk_written = 0;
> -            return sd_r1;
> +            return sd_cmd_to_receivingdata(sd, req, addr, sd->blk_len);
>   
>           default:
>               break;
> @@ -1999,7 +1994,6 @@ send_response:
>   }
>   
>   /* Return true if buffer is consumed. Configured by sd_cmd_to_receivingdata() */
> -__attribute__((unused))
>   static bool sd_generic_write_byte(SDState *sd, uint8_t value)
>   {
>       sd->data[sd->data_offset] = value;
> @@ -2045,8 +2039,7 @@ void sd_write_byte(SDState *sd, uint8_t value)
>                               sd->current_cmd, sd->data_offset, value);
>       switch (sd->current_cmd) {
>       case 24:  /* CMD24:  WRITE_SINGLE_BLOCK */
> -        sd->data[sd->data_offset ++] = value;
> -        if (sd->data_offset >= sd->blk_len) {
> +        if (sd_generic_write_byte(sd, value)) {
>               /* TODO: Check CRC before committing */
>               sd->state = sd_programming_state;
>               sd_blk_write(sd, sd->data_start, sd->data_offset);
diff mbox series

Patch

diff --git a/hw/sd/sd.c b/hw/sd/sd.c
index 5dbfc8000b..4a03f41086 100644
--- a/hw/sd/sd.c
+++ b/hw/sd/sd.c
@@ -1101,7 +1101,6 @@  static sd_rsp_type_t sd_cmd_unimplemented(SDState *sd, SDRequest req)
 }
 
 /* Configure fields for following sd_generic_write_byte() calls */
-__attribute__((unused))
 static sd_rsp_type_t sd_cmd_to_receivingdata(SDState *sd, SDRequest req,
                                              uint64_t start, size_t size)
 {
@@ -1470,10 +1469,6 @@  static sd_rsp_type_t sd_normal_command(SDState *sd, SDRequest req)
                 return sd_r1;
             }
 
-            sd->state = sd_receivingdata_state;
-            sd->data_start = addr;
-            sd->data_offset = 0;
-
             if (sd->size <= SDSC_MAX_CAPACITY) {
                 if (sd_wp_addr(sd, sd->data_start)) {
                     sd->card_status |= WP_VIOLATION;
@@ -1483,7 +1478,7 @@  static sd_rsp_type_t sd_normal_command(SDState *sd, SDRequest req)
                 sd->card_status |= WP_VIOLATION;
             }
             sd->blk_written = 0;
-            return sd_r1;
+            return sd_cmd_to_receivingdata(sd, req, addr, sd->blk_len);
 
         default:
             break;
@@ -1999,7 +1994,6 @@  send_response:
 }
 
 /* Return true if buffer is consumed. Configured by sd_cmd_to_receivingdata() */
-__attribute__((unused))
 static bool sd_generic_write_byte(SDState *sd, uint8_t value)
 {
     sd->data[sd->data_offset] = value;
@@ -2045,8 +2039,7 @@  void sd_write_byte(SDState *sd, uint8_t value)
                             sd->current_cmd, sd->data_offset, value);
     switch (sd->current_cmd) {
     case 24:  /* CMD24:  WRITE_SINGLE_BLOCK */
-        sd->data[sd->data_offset ++] = value;
-        if (sd->data_offset >= sd->blk_len) {
+        if (sd_generic_write_byte(sd, value)) {
             /* TODO: Check CRC before committing */
             sd->state = sd_programming_state;
             sd_blk_write(sd, sd->data_start, sd->data_offset);