diff options
| author |   Avri Altman <avri.altman@wdc.com> | 2024-10-06 08:11:44 +0300 |
|---|---|---|
| committer |   Ulf Hansson <ulf.hansson@linaro.org> | 2024-10-14 12:29:01 +0200 |
| commit | c2d8d4954ebbd860f4dbab1f3107d24b8b5b5697 (patch) | |
| tree | 14650c082773bd9a868d750c538b0f22f36c0774 | |
| parent | mmc: core: Allow mmc erase to carry large addresses (diff) | |
| download | wireguard-linux-c2d8d4954ebbd860f4dbab1f3107d24b8b5b5697.tar.xz wireguard-linux-c2d8d4954ebbd860f4dbab1f3107d24b8b5b5697.zip | |
mmc: core: Add Ext memory addressing for erase
CMD22 shall precede CMD32 and CMD33 to configure 38-bit erase start
address and 38 bit erase stop address.
Reviewed-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Avri Altman <avri.altman@wdc.com>
Link: https://lore.kernel.org/r/20241006051148.160278-7-avri.altman@wdc.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
| -rw-r--r-- | drivers/mmc/core/core.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c index 06f63fbaadfb..01a7142eada3 100644 --- a/drivers/mmc/core/core.c +++ b/drivers/mmc/core/core.c @@ -1647,6 +1647,12 @@ static int mmc_do_erase(struct mmc_card *card, sector_t from, cmd.opcode = MMC_ERASE_GROUP_START; cmd.arg = from; cmd.flags = MMC_RSP_SPI_R1 | MMC_RSP_R1 | MMC_CMD_AC; + + if (mmc_card_ult_capacity(card)) { + cmd.ext_addr = from >> 32; + cmd.has_ext_addr = true; + } + err = mmc_wait_for_cmd(card->host, &cmd, 0); if (err) { pr_err("mmc_erase: group start error %d, " @@ -1662,6 +1668,12 @@ static int mmc_do_erase(struct mmc_card *card, sector_t from, cmd.opcode = MMC_ERASE_GROUP_END; cmd.arg = to; cmd.flags = MMC_RSP_SPI_R1 | MMC_RSP_R1 | MMC_CMD_AC; + + if (mmc_card_ult_capacity(card)) { + cmd.ext_addr = to >> 32; + cmd.has_ext_addr = true; + } + err = mmc_wait_for_cmd(card->host, &cmd, 0); if (err) { pr_err("mmc_erase: group end error %d, status %#x\n", |