spi_cmd_SEND_CSD() and spi_cmd_SEND_CID() are very
similar. Factor the common code as spi_cmd_SEND_CxD().

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
 hw/sd/sd.c | 19 ++++++++++---------
 1 file changed, 10 insertions(+), 9 deletions(-)

diff --git a/hw/sd/sd.c b/hw/sd/sd.c
index 04b3a1651c0..ef72ce717b8 100644
--- a/hw/sd/sd.c
+++ b/hw/sd/sd.c
@@ -1576,14 +1576,19 @@ static sd_rsp_type_t emmc_cmd_SEND_EXT_CSD(SDState *sd, SDRequest req)
                                  sd->ext_csd, sizeof(sd->ext_csd));
 }
 
-/* CMD9 */
-static sd_rsp_type_t spi_cmd_SEND_CSD(SDState *sd, SDRequest req)
+static sd_rsp_type_t spi_cmd_SEND_CxD(SDState *sd, SDRequest req,
+                                      const void *data, size_t size)
 {
     if (sd->state != sd_standby_state) {
         return sd_invalid_state_for_cmd(sd, req);
     }
-    return sd_cmd_to_sendingdata(sd, req, sd_req_get_address(sd, req),
-                                 sd->csd, 16);
+    return sd_cmd_to_sendingdata(sd, req, 0, data, size);
+}
+
+/* CMD9 */
+static sd_rsp_type_t spi_cmd_SEND_CSD(SDState *sd, SDRequest req)
+{
+    return spi_cmd_SEND_CxD(sd, req, sd->csd, sizeof(sd->csd));
 }
 
 static sd_rsp_type_t sd_cmd_SEND_CSD(SDState *sd, SDRequest req)
@@ -1598,11 +1603,7 @@ static sd_rsp_type_t sd_cmd_SEND_CSD(SDState *sd, SDRequest req)
 /* CMD10 */
 static sd_rsp_type_t spi_cmd_SEND_CID(SDState *sd, SDRequest req)
 {
-    if (sd->state != sd_standby_state) {
-        return sd_invalid_state_for_cmd(sd, req);
-    }
-    return sd_cmd_to_sendingdata(sd, req, sd_req_get_address(sd, req),
-                                 sd->cid, 16);
+    return spi_cmd_SEND_CxD(sd, req, sd->cid, sizeof(sd->cid));
 }
 
 static sd_rsp_type_t sd_cmd_SEND_CID(SDState *sd, SDRequest req)
-- 
2.49.0