Merge remote-tracking branch 'remotes/philmd-gitlab/tags/sdmmc-20210220' into staging

SD/MMC patches

- Various improvements for SD cards in SPI mode (Bin Meng)
- Add Bin Meng as SD/MMC cards co-maintainer

# gpg: Signature made Sat 20 Feb 2021 00:09:44 GMT
# gpg:                using RSA key FAABE75E12917221DCFD6BB2E3E32C2CDEADC0DE
# gpg: Good signature from "Philippe Mathieu-Daudé (F4BUG) <f4bug@amsat.org>" [full]
# Primary key fingerprint: FAAB E75E 1291 7221 DCFD  6BB2 E3E3 2C2C DEAD C0DE

* remotes/philmd-gitlab/tags/sdmmc-20210220:
  MAINTAINERS: Add Bin Meng as co-maintainer for SD/MMC cards
  hw/sd: sdhci: Simplify updating s->prnsts in sdhci_sdma_transfer_multi_blocks()
  hw/sd: sd: Bypass the RCA check for CMD13 in SPI mode
  hw/sd: sd: Skip write protect groups check in CMD24/25 for high capacity cards
  hw/sd: sd: Skip write protect groups check in sd_erase() for high capacity cards
  hw/sd: sd: Move the sd_block_{read, write} and macros ahead
  hw/sd: sd: Fix CMD30 response type
  hw/sd: sd: Only SDSC cards support CMD28/29/30
  hw/sd: sd: Fix address check in sd_erase()
  hw/sd: ssi-sd: Handle the rest commands with R1b response type
  hw/sd: ssi-sd: Fix STOP_TRANSMISSION (CMD12) response
  hw/sd: ssi-sd: Fix SEND_IF_COND (CMD8) response
  hw/sd: ssi-sd: Support multiple block write
  hw/sd: ssi-sd: Support single block write
  hw/sd: Introduce receive_ready() callback
  hw/sd: sd: Allow single/multiple block write for SPI mode
  hw/sd: sd: Remove duplicated codes in single/multiple block read/write
  hw/sd: ssi-sd: Support multiple block read

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 13 insertions, 0 deletions

diff --git a/hw/sd/core.c b/hw/sd/core.c
index 08c93b5903..30ee62c510 100644
--- a/hw/sd/core.c
+++ b/hw/sd/core.c
@@ -160,6 +160,19 @@ void sdbus_read_data(SDBus *sdbus, void *buf, size_t length)
     }
 }
 
+bool sdbus_receive_ready(SDBus *sdbus)
+{
+    SDState *card = get_card(sdbus);
+
+    if (card) {
+        SDCardClass *sc = SD_CARD_GET_CLASS(card);
+
+        return sc->receive_ready(card);
+    }
+
+    return false;
+}
+
 bool sdbus_data_ready(SDBus *sdbus)
 {
     SDState *card = get_card(sdbus);