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authorLinus Torvalds <torvalds@linux-foundation.org>2017-09-26 16:54:22 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2017-09-26 16:54:22 -0700
commitdc972a67cc54585bd83ad811c4e9b6ab3dcd427e (patch)
tree511f7847bac8ba22ef2a2b94494343c964399619 /drivers
parentfc46820b27a2d9a46f7e90c9ceb4a64a1bc5fab8 (diff)
parent6ae033689d7b1a419def78e8e990b0eab8bb6419 (diff)
Merge tag 'mmc-v4.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc
Pull MMC fixes from Ulf Hansson: - sdhci-pci: Fix voltage switch for some Intel host controllers - tmio: remove broken and noisy debug macro * tag 'mmc-v4.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc: mmc: sdhci-pci: Fix voltage switch for some Intel host controllers mmc: tmio: remove broken and noisy debug macro
Diffstat (limited to 'drivers')
-rw-r--r--drivers/mmc/host/sdhci-pci-core.c15
-rw-r--r--drivers/mmc/host/tmio_mmc_core.c47
2 files changed, 15 insertions, 47 deletions
diff --git a/drivers/mmc/host/sdhci-pci-core.c b/drivers/mmc/host/sdhci-pci-core.c
index bbaddf18a1b3..d0ccc6729fd2 100644
--- a/drivers/mmc/host/sdhci-pci-core.c
+++ b/drivers/mmc/host/sdhci-pci-core.c
@@ -392,6 +392,7 @@ static const struct sdhci_pci_fixes sdhci_intel_pch_sdio = {
enum {
INTEL_DSM_FNS = 0,
+ INTEL_DSM_V18_SWITCH = 3,
INTEL_DSM_DRV_STRENGTH = 9,
INTEL_DSM_D3_RETUNE = 10,
};
@@ -557,6 +558,19 @@ static void intel_hs400_enhanced_strobe(struct mmc_host *mmc,
sdhci_writel(host, val, INTEL_HS400_ES_REG);
}
+static void sdhci_intel_voltage_switch(struct sdhci_host *host)
+{
+ struct sdhci_pci_slot *slot = sdhci_priv(host);
+ struct intel_host *intel_host = sdhci_pci_priv(slot);
+ struct device *dev = &slot->chip->pdev->dev;
+ u32 result = 0;
+ int err;
+
+ err = intel_dsm(intel_host, dev, INTEL_DSM_V18_SWITCH, &result);
+ pr_debug("%s: %s DSM error %d result %u\n",
+ mmc_hostname(host->mmc), __func__, err, result);
+}
+
static const struct sdhci_ops sdhci_intel_byt_ops = {
.set_clock = sdhci_set_clock,
.set_power = sdhci_intel_set_power,
@@ -565,6 +579,7 @@ static const struct sdhci_ops sdhci_intel_byt_ops = {
.reset = sdhci_reset,
.set_uhs_signaling = sdhci_set_uhs_signaling,
.hw_reset = sdhci_pci_hw_reset,
+ .voltage_switch = sdhci_intel_voltage_switch,
};
static void byt_read_dsm(struct sdhci_pci_slot *slot)
diff --git a/drivers/mmc/host/tmio_mmc_core.c b/drivers/mmc/host/tmio_mmc_core.c
index 12cf8288d663..a7293e186e03 100644
--- a/drivers/mmc/host/tmio_mmc_core.c
+++ b/drivers/mmc/host/tmio_mmc_core.c
@@ -129,50 +129,6 @@ static int tmio_mmc_next_sg(struct tmio_mmc_host *host)
#define CMDREQ_TIMEOUT 5000
-#ifdef CONFIG_MMC_DEBUG
-
-#define STATUS_TO_TEXT(a, status, i) \
- do { \
- if ((status) & TMIO_STAT_##a) { \
- if ((i)++) \
- printk(KERN_DEBUG " | "); \
- printk(KERN_DEBUG #a); \
- } \
- } while (0)
-
-static void pr_debug_status(u32 status)
-{
- int i = 0;
-
- pr_debug("status: %08x = ", status);
- STATUS_TO_TEXT(CARD_REMOVE, status, i);
- STATUS_TO_TEXT(CARD_INSERT, status, i);
- STATUS_TO_TEXT(SIGSTATE, status, i);
- STATUS_TO_TEXT(WRPROTECT, status, i);
- STATUS_TO_TEXT(CARD_REMOVE_A, status, i);
- STATUS_TO_TEXT(CARD_INSERT_A, status, i);
- STATUS_TO_TEXT(SIGSTATE_A, status, i);
- STATUS_TO_TEXT(CMD_IDX_ERR, status, i);
- STATUS_TO_TEXT(STOPBIT_ERR, status, i);
- STATUS_TO_TEXT(ILL_FUNC, status, i);
- STATUS_TO_TEXT(CMD_BUSY, status, i);
- STATUS_TO_TEXT(CMDRESPEND, status, i);
- STATUS_TO_TEXT(DATAEND, status, i);
- STATUS_TO_TEXT(CRCFAIL, status, i);
- STATUS_TO_TEXT(DATATIMEOUT, status, i);
- STATUS_TO_TEXT(CMDTIMEOUT, status, i);
- STATUS_TO_TEXT(RXOVERFLOW, status, i);
- STATUS_TO_TEXT(TXUNDERRUN, status, i);
- STATUS_TO_TEXT(RXRDY, status, i);
- STATUS_TO_TEXT(TXRQ, status, i);
- STATUS_TO_TEXT(ILL_ACCESS, status, i);
- printk("\n");
-}
-
-#else
-#define pr_debug_status(s) do { } while (0)
-#endif
-
static void tmio_mmc_enable_sdio_irq(struct mmc_host *mmc, int enable)
{
struct tmio_mmc_host *host = mmc_priv(mmc);
@@ -762,9 +718,6 @@ irqreturn_t tmio_mmc_irq(int irq, void *devid)
status = sd_ctrl_read16_and_16_as_32(host, CTL_STATUS);
ireg = status & TMIO_MASK_IRQ & ~host->sdcard_irq_mask;
- pr_debug_status(status);
- pr_debug_status(ireg);
-
/* Clear the status except the interrupt status */
sd_ctrl_write32_as_16_and_16(host, CTL_STATUS, TMIO_MASK_IRQ);