[PATCH v3 11/17] hw/sd/sdcard: Simplify sd_inactive_state handling

Card entering sd_inactive_state powers off, and won't respond anymore. Handle that once when entering sd_do_command(). Remove condition always true in sd_cmd_GO_IDLE_STATE(). Signed-off-by: Philippe Mathieu-Daudé <philmd(a)linaro.org&gt; Tested-by: Cédric Le Goater <clg(a)redhat.com&gt; --- hw/sd/sd.c | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) diff --git a/hw/sd/sd.c b/hw/sd/sd.c index fbdfafa3a6..7533a78cf6 100644 --- a/hw/sd/sd.c +++ b/hw/sd/sd.c @@ -1081,10 +1081,8 @@ static sd_rsp_type_t sd_cmd_unimplemented(SDState *sd, SDRequest req) /* CMD0 */ static sd_rsp_type_t sd_cmd_GO_IDLE_STATE(SDState *sd, SDRequest req) { - if (sd->state != sd_inactive_state) { - sd->state = sd_idle_state; - sd_reset(DEVICE(sd)); - } + sd->state = sd_idle_state; + sd_reset(DEVICE(sd)); return sd_is_spi(sd) ? sd_r1 : sd_r0; } @@ -1579,7 +1577,6 @@ static sd_rsp_type_t sd_normal_command(SDState *sd, SDRequest req) switch (sd->state) { case sd_ready_state: case sd_identification_state: - case sd_inactive_state: return sd_illegal; case sd_idle_state: if (rca) { @@ -1800,6 +1797,11 @@ int sd_do_command(SDState *sd, SDRequest *req, return 0; } + if (sd->state == sd_inactive_state) { + rtype = sd_illegal; + goto send_response; + } + if (sd_req_crc_validate(req)) { sd->card_status |= COM_CRC_ERROR; rtype = sd_illegal; -- 2.41.0