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path: root/drivers/mmc/host/sdhci.c
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Diffstat (limited to 'drivers/mmc/host/sdhci.c')
-rw-r--r--drivers/mmc/host/sdhci.c27
1 files changed, 8 insertions, 19 deletions
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index 0ad412a4876f..c80287a02735 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -28,6 +28,7 @@
#include <linux/mmc/mmc.h>
#include <linux/mmc/host.h>
#include <linux/mmc/card.h>
+#include <linux/mmc/sdio.h>
#include <linux/mmc/slot-gpio.h>
#include "sdhci.h"
@@ -56,6 +57,7 @@ static void sdhci_enable_preset_value(struct sdhci_host *host, bool enable);
static int sdhci_pre_dma_transfer(struct sdhci_host *host,
struct mmc_data *data,
struct sdhci_host_next *next);
+static int sdhci_do_get_cd(struct sdhci_host *host);
#ifdef CONFIG_PM
static int sdhci_runtime_pm_get(struct sdhci_host *host);
@@ -931,7 +933,8 @@ static void sdhci_set_transfer_mode(struct sdhci_host *host,
* If we are sending CMD23, CMD12 never gets sent
* on successful completion (so no Auto-CMD12).
*/
- if (!host->mrq->sbc && (host->flags & SDHCI_AUTO_CMD12))
+ if (!host->mrq->sbc && (host->flags & SDHCI_AUTO_CMD12) &&
+ (cmd->opcode != SD_IO_RW_EXTENDED))
mode |= SDHCI_TRNS_AUTO_CMD12;
else if (host->mrq->sbc && (host->flags & SDHCI_AUTO_CMD23)) {
mode |= SDHCI_TRNS_AUTO_CMD23;
@@ -1356,7 +1359,8 @@ static void sdhci_request(struct mmc_host *mmc, struct mmc_request *mrq)
sdhci_runtime_pm_get(host);
- present = mmc_gpio_get_cd(host->mmc);
+ /* Firstly check card presence */
+ present = sdhci_do_get_cd(host);
spin_lock_irqsave(&host->lock, flags);
@@ -1379,22 +1383,6 @@ static void sdhci_request(struct mmc_host *mmc, struct mmc_request *mrq)
host->mrq = mrq;
- /*
- * Firstly check card presence from cd-gpio. The return could
- * be one of the following possibilities:
- * negative: cd-gpio is not available
- * zero: cd-gpio is used, and card is removed
- * one: cd-gpio is used, and card is present
- */
- if (present < 0) {
- /* If polling, assume that the card is always present. */
- if (host->quirks & SDHCI_QUIRK_BROKEN_CARD_DETECTION)
- present = 1;
- else
- present = sdhci_readl(host, SDHCI_PRESENT_STATE) &
- SDHCI_CARD_PRESENT;
- }
-
if (!present || host->flags & SDHCI_DEVICE_DEAD) {
host->mrq->cmd->error = -ENOMEDIUM;
tasklet_schedule(&host->finish_tasklet);
@@ -3164,7 +3152,8 @@ int sdhci_add_host(struct sdhci_host *host)
/* Auto-CMD23 stuff only works in ADMA or PIO. */
if ((host->version >= SDHCI_SPEC_300) &&
((host->flags & SDHCI_USE_ADMA) ||
- !(host->flags & SDHCI_USE_SDMA))) {
+ !(host->flags & SDHCI_USE_SDMA)) &&
+ !(host->quirks2 & SDHCI_QUIRK2_ACMD23_BROKEN)) {
host->flags |= SDHCI_AUTO_CMD23;
DBG("%s: Auto-CMD23 available\n", mmc_hostname(mmc));
} else {