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-rw-r--r--drivers/mmc/card/block.c18
-rw-r--r--drivers/mmc/core/host.c6
-rw-r--r--drivers/mmc/host/Kconfig1
-rw-r--r--drivers/mmc/host/sdhci-acpi.c81
-rw-r--r--drivers/mmc/host/sdhci-pci-core.c25
-rw-r--r--drivers/mmc/host/sdhci-pci.h3
-rw-r--r--drivers/mmc/host/sdhci-pxav3.c22
-rw-r--r--drivers/mmc/host/sdhci-tegra.c10
-rw-r--r--drivers/mmc/host/sdhci.c39
-rw-r--r--drivers/mmc/host/sdhci.h4
-rw-r--r--drivers/mmc/host/sh_mmcif.c2
-rw-r--r--drivers/mmc/host/sunxi-mmc.c5
-rw-r--r--drivers/mmc/host/tmio_mmc_dma.c4
-rw-r--r--drivers/mmc/host/tmio_mmc_pio.c2
-rw-r--r--drivers/mmc/host/usdhi6rol0.c2
15 files changed, 181 insertions, 43 deletions
diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c
index 3bdbe50a363f..8a0147dfed27 100644
--- a/drivers/mmc/card/block.c
+++ b/drivers/mmc/card/block.c
@@ -86,7 +86,6 @@ static int max_devices;
/* TODO: Replace these with struct ida */
static DECLARE_BITMAP(dev_use, MAX_DEVICES);
-static DECLARE_BITMAP(name_use, MAX_DEVICES);
/*
* There is one mmc_blk_data per slot.
@@ -105,7 +104,6 @@ struct mmc_blk_data {
unsigned int usage;
unsigned int read_only;
unsigned int part_type;
- unsigned int name_idx;
unsigned int reset_done;
#define MMC_BLK_READ BIT(0)
#define MMC_BLK_WRITE BIT(1)
@@ -2202,19 +2200,6 @@ static struct mmc_blk_data *mmc_blk_alloc_req(struct mmc_card *card,
goto out;
}
- /*
- * !subname implies we are creating main mmc_blk_data that will be
- * associated with mmc_card with dev_set_drvdata. Due to device
- * partitions, devidx will not coincide with a per-physical card
- * index anymore so we keep track of a name index.
- */
- if (!subname) {
- md->name_idx = find_first_zero_bit(name_use, max_devices);
- __set_bit(md->name_idx, name_use);
- } else
- md->name_idx = ((struct mmc_blk_data *)
- dev_to_disk(parent)->private_data)->name_idx;
-
md->area_type = area_type;
/*
@@ -2264,7 +2249,7 @@ static struct mmc_blk_data *mmc_blk_alloc_req(struct mmc_card *card,
*/
snprintf(md->disk->disk_name, sizeof(md->disk->disk_name),
- "mmcblk%u%s", md->name_idx, subname ? subname : "");
+ "mmcblk%u%s", card->host->index, subname ? subname : "");
if (mmc_card_mmc(card))
blk_queue_logical_block_size(md->queue.queue,
@@ -2418,7 +2403,6 @@ static void mmc_blk_remove_parts(struct mmc_card *card,
struct list_head *pos, *q;
struct mmc_blk_data *part_md;
- __clear_bit(md->name_idx, name_use);
list_for_each_safe(pos, q, &md->part) {
part_md = list_entry(pos, struct mmc_blk_data, part);
list_del(pos);
diff --git a/drivers/mmc/core/host.c b/drivers/mmc/core/host.c
index 1d94607611d8..6e4c55a4aab5 100644
--- a/drivers/mmc/core/host.c
+++ b/drivers/mmc/core/host.c
@@ -356,11 +356,11 @@ struct mmc_host *mmc_alloc_host(int extra, struct device *dev)
* They have to set these according to their abilities.
*/
host->max_segs = 1;
- host->max_seg_size = PAGE_CACHE_SIZE;
+ host->max_seg_size = PAGE_SIZE;
- host->max_req_size = PAGE_CACHE_SIZE;
+ host->max_req_size = PAGE_SIZE;
host->max_blk_size = 512;
- host->max_blk_count = PAGE_CACHE_SIZE / 512;
+ host->max_blk_count = PAGE_SIZE / 512;
return host;
}
diff --git a/drivers/mmc/host/Kconfig b/drivers/mmc/host/Kconfig
index 04feea8354cb..e657af0e95fa 100644
--- a/drivers/mmc/host/Kconfig
+++ b/drivers/mmc/host/Kconfig
@@ -97,6 +97,7 @@ config MMC_RICOH_MMC
config MMC_SDHCI_ACPI
tristate "SDHCI support for ACPI enumerated SDHCI controllers"
depends on MMC_SDHCI && ACPI
+ select IOSF_MBI if X86
help
This selects support for ACPI enumerated SDHCI controllers,
identified by ACPI Compatibility ID PNP0D40 or specific
diff --git a/drivers/mmc/host/sdhci-acpi.c b/drivers/mmc/host/sdhci-acpi.c
index 6839e41c6d58..bed6a494f52c 100644
--- a/drivers/mmc/host/sdhci-acpi.c
+++ b/drivers/mmc/host/sdhci-acpi.c
@@ -41,6 +41,11 @@
#include <linux/mmc/pm.h>
#include <linux/mmc/slot-gpio.h>
+#ifdef CONFIG_X86
+#include <asm/cpu_device_id.h>
+#include <asm/iosf_mbi.h>
+#endif
+
#include "sdhci.h"
enum {
@@ -116,6 +121,75 @@ static const struct sdhci_acpi_chip sdhci_acpi_chip_int = {
.ops = &sdhci_acpi_ops_int,
};
+#ifdef CONFIG_X86
+
+static bool sdhci_acpi_byt(void)
+{
+ static const struct x86_cpu_id byt[] = {
+ { X86_VENDOR_INTEL, 6, 0x37 },
+ {}
+ };
+
+ return x86_match_cpu(byt);
+}
+
+#define BYT_IOSF_SCCEP 0x63
+#define BYT_IOSF_OCP_NETCTRL0 0x1078
+#define BYT_IOSF_OCP_TIMEOUT_BASE GENMASK(10, 8)
+
+static void sdhci_acpi_byt_setting(struct device *dev)
+{
+ u32 val = 0;
+
+ if (!sdhci_acpi_byt())
+ return;
+
+ if (iosf_mbi_read(BYT_IOSF_SCCEP, MBI_CR_READ, BYT_IOSF_OCP_NETCTRL0,
+ &val)) {
+ dev_err(dev, "%s read error\n", __func__);
+ return;
+ }
+
+ if (!(val & BYT_IOSF_OCP_TIMEOUT_BASE))
+ return;
+
+ val &= ~BYT_IOSF_OCP_TIMEOUT_BASE;
+
+ if (iosf_mbi_write(BYT_IOSF_SCCEP, MBI_CR_WRITE, BYT_IOSF_OCP_NETCTRL0,
+ val)) {
+ dev_err(dev, "%s write error\n", __func__);
+ return;
+ }
+
+ dev_dbg(dev, "%s completed\n", __func__);
+}
+
+static bool sdhci_acpi_byt_defer(struct device *dev)
+{
+ if (!sdhci_acpi_byt())
+ return false;
+
+ if (!iosf_mbi_available())
+ return true;
+
+ sdhci_acpi_byt_setting(dev);
+
+ return false;
+}
+
+#else
+
+static inline void sdhci_acpi_byt_setting(struct device *dev)
+{
+}
+
+static inline bool sdhci_acpi_byt_defer(struct device *dev)
+{
+ return false;
+}
+
+#endif
+
static int bxt_get_cd(struct mmc_host *mmc)
{
int gpio_cd = mmc_gpio_get_cd(mmc);
@@ -322,6 +396,9 @@ static int sdhci_acpi_probe(struct platform_device *pdev)
if (acpi_bus_get_status(device) || !device->status.present)
return -ENODEV;
+ if (sdhci_acpi_byt_defer(dev))
+ return -EPROBE_DEFER;
+
hid = acpi_device_hid(device);
uid = device->pnp.unique_id;
@@ -447,6 +524,8 @@ static int sdhci_acpi_resume(struct device *dev)
{
struct sdhci_acpi_host *c = dev_get_drvdata(dev);
+ sdhci_acpi_byt_setting(&c->pdev->dev);
+
return sdhci_resume_host(c->host);
}
@@ -470,6 +549,8 @@ static int sdhci_acpi_runtime_resume(struct device *dev)
{
struct sdhci_acpi_host *c = dev_get_drvdata(dev);
+ sdhci_acpi_byt_setting(&c->pdev->dev);
+
return sdhci_runtime_resume_host(c->host);
}
diff --git a/drivers/mmc/host/sdhci-pci-core.c b/drivers/mmc/host/sdhci-pci-core.c
index 62aa5d0efcee..79e19017343e 100644
--- a/drivers/mmc/host/sdhci-pci-core.c
+++ b/drivers/mmc/host/sdhci-pci-core.c
@@ -390,6 +390,7 @@ static int byt_sd_probe_slot(struct sdhci_pci_slot *slot)
slot->cd_idx = 0;
slot->cd_override_level = true;
if (slot->chip->pdev->device == PCI_DEVICE_ID_INTEL_BXT_SD ||
+ slot->chip->pdev->device == PCI_DEVICE_ID_INTEL_BXTM_SD ||
slot->chip->pdev->device == PCI_DEVICE_ID_INTEL_APL_SD)
slot->host->mmc_host_ops.get_cd = bxt_get_cd;
@@ -1173,6 +1174,30 @@ static const struct pci_device_id pci_ids[] = {
{
.vendor = PCI_VENDOR_ID_INTEL,
+ .device = PCI_DEVICE_ID_INTEL_BXTM_EMMC,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ .driver_data = (kernel_ulong_t)&sdhci_intel_byt_emmc,
+ },
+
+ {
+ .vendor = PCI_VENDOR_ID_INTEL,
+ .device = PCI_DEVICE_ID_INTEL_BXTM_SDIO,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ .driver_data = (kernel_ulong_t)&sdhci_intel_byt_sdio,
+ },
+
+ {
+ .vendor = PCI_VENDOR_ID_INTEL,
+ .device = PCI_DEVICE_ID_INTEL_BXTM_SD,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ .driver_data = (kernel_ulong_t)&sdhci_intel_byt_sd,
+ },
+
+ {
+ .vendor = PCI_VENDOR_ID_INTEL,
.device = PCI_DEVICE_ID_INTEL_APL_EMMC,
.subvendor = PCI_ANY_ID,
.subdevice = PCI_ANY_ID,
diff --git a/drivers/mmc/host/sdhci-pci.h b/drivers/mmc/host/sdhci-pci.h
index d1a0b4db60db..89e7151684a1 100644
--- a/drivers/mmc/host/sdhci-pci.h
+++ b/drivers/mmc/host/sdhci-pci.h
@@ -28,6 +28,9 @@
#define PCI_DEVICE_ID_INTEL_BXT_SD 0x0aca
#define PCI_DEVICE_ID_INTEL_BXT_EMMC 0x0acc
#define PCI_DEVICE_ID_INTEL_BXT_SDIO 0x0ad0
+#define PCI_DEVICE_ID_INTEL_BXTM_SD 0x1aca
+#define PCI_DEVICE_ID_INTEL_BXTM_EMMC 0x1acc
+#define PCI_DEVICE_ID_INTEL_BXTM_SDIO 0x1ad0
#define PCI_DEVICE_ID_INTEL_APL_SD 0x5aca
#define PCI_DEVICE_ID_INTEL_APL_EMMC 0x5acc
#define PCI_DEVICE_ID_INTEL_APL_SDIO 0x5ad0
diff --git a/drivers/mmc/host/sdhci-pxav3.c b/drivers/mmc/host/sdhci-pxav3.c
index aca439d3ca83..30132500aa1c 100644
--- a/drivers/mmc/host/sdhci-pxav3.c
+++ b/drivers/mmc/host/sdhci-pxav3.c
@@ -309,8 +309,30 @@ static void pxav3_set_uhs_signaling(struct sdhci_host *host, unsigned int uhs)
__func__, uhs, ctrl_2);
}
+static void pxav3_set_power(struct sdhci_host *host, unsigned char mode,
+ unsigned short vdd)
+{
+ struct mmc_host *mmc = host->mmc;
+ u8 pwr = host->pwr;
+
+ sdhci_set_power(host, mode, vdd);
+
+ if (host->pwr == pwr)
+ return;
+
+ if (host->pwr == 0)
+ vdd = 0;
+
+ if (!IS_ERR(mmc->supply.vmmc)) {
+ spin_unlock_irq(&host->lock);
+ mmc_regulator_set_ocr(mmc, mmc->supply.vmmc, vdd);
+ spin_lock_irq(&host->lock);
+ }
+}
+
static const struct sdhci_ops pxav3_sdhci_ops = {
.set_clock = sdhci_set_clock,
+ .set_power = pxav3_set_power,
.platform_send_init_74_clocks = pxav3_gen_init_74_clocks,
.get_max_clock = sdhci_pltfm_clk_get_max_clock,
.set_bus_width = sdhci_set_bus_width,
diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c
index f8c4762bb48d..bcc0de47fe7e 100644
--- a/drivers/mmc/host/sdhci-tegra.c
+++ b/drivers/mmc/host/sdhci-tegra.c
@@ -382,14 +382,6 @@ static const struct sdhci_tegra_soc_data soc_data_tegra114 = {
.pdata = &sdhci_tegra114_pdata,
};
-static const struct sdhci_tegra_soc_data soc_data_tegra124 = {
- .pdata = &sdhci_tegra114_pdata,
- .nvquirks = NVQUIRK_ENABLE_SDR50 |
- NVQUIRK_ENABLE_DDR50 |
- NVQUIRK_ENABLE_SDR104 |
- NVQUIRK_HAS_PADCALIB,
-};
-
static const struct sdhci_pltfm_data sdhci_tegra210_pdata = {
.quirks = SDHCI_QUIRK_BROKEN_TIMEOUT_VAL |
SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK |
@@ -407,7 +399,7 @@ static const struct sdhci_tegra_soc_data soc_data_tegra210 = {
static const struct of_device_id sdhci_tegra_dt_match[] = {
{ .compatible = "nvidia,tegra210-sdhci", .data = &soc_data_tegra210 },
- { .compatible = "nvidia,tegra124-sdhci", .data = &soc_data_tegra124 },
+ { .compatible = "nvidia,tegra124-sdhci", .data = &soc_data_tegra114 },
{ .compatible = "nvidia,tegra114-sdhci", .data = &soc_data_tegra114 },
{ .compatible = "nvidia,tegra30-sdhci", .data = &soc_data_tegra30 },
{ .compatible = "nvidia,tegra20-sdhci", .data = &soc_data_tegra20 },
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index 8670f162dec7..6bd3d1794966 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -1210,10 +1210,24 @@ clock_set:
}
EXPORT_SYMBOL_GPL(sdhci_set_clock);
-static void sdhci_set_power(struct sdhci_host *host, unsigned char mode,
- unsigned short vdd)
+static void sdhci_set_power_reg(struct sdhci_host *host, unsigned char mode,
+ unsigned short vdd)
{
struct mmc_host *mmc = host->mmc;
+
+ spin_unlock_irq(&host->lock);
+ mmc_regulator_set_ocr(mmc, mmc->supply.vmmc, vdd);
+ spin_lock_irq(&host->lock);
+
+ if (mode != MMC_POWER_OFF)
+ sdhci_writeb(host, SDHCI_POWER_ON, SDHCI_POWER_CONTROL);
+ else
+ sdhci_writeb(host, 0, SDHCI_POWER_CONTROL);
+}
+
+void sdhci_set_power(struct sdhci_host *host, unsigned char mode,
+ unsigned short vdd)
+{
u8 pwr = 0;
if (mode != MMC_POWER_OFF) {
@@ -1245,7 +1259,6 @@ static void sdhci_set_power(struct sdhci_host *host, unsigned char mode,
sdhci_writeb(host, 0, SDHCI_POWER_CONTROL);
if (host->quirks2 & SDHCI_QUIRK2_CARD_ON_NEEDS_BUS_ON)
sdhci_runtime_pm_bus_off(host);
- vdd = 0;
} else {
/*
* Spec says that we should clear the power reg before setting
@@ -1276,12 +1289,20 @@ static void sdhci_set_power(struct sdhci_host *host, unsigned char mode,
if (host->quirks & SDHCI_QUIRK_DELAY_AFTER_POWER)
mdelay(10);
}
+}
+EXPORT_SYMBOL_GPL(sdhci_set_power);
- if (!IS_ERR(mmc->supply.vmmc)) {
- spin_unlock_irq(&host->lock);
- mmc_regulator_set_ocr(mmc, mmc->supply.vmmc, vdd);
- spin_lock_irq(&host->lock);
- }
+static void __sdhci_set_power(struct sdhci_host *host, unsigned char mode,
+ unsigned short vdd)
+{
+ struct mmc_host *mmc = host->mmc;
+
+ if (host->ops->set_power)
+ host->ops->set_power(host, mode, vdd);
+ else if (!IS_ERR(mmc->supply.vmmc))
+ sdhci_set_power_reg(host, mode, vdd);
+ else
+ sdhci_set_power(host, mode, vdd);
}
/*****************************************************************************\
@@ -1431,7 +1452,7 @@ static void sdhci_do_set_ios(struct sdhci_host *host, struct mmc_ios *ios)
}
}
- sdhci_set_power(host, ios->power_mode, ios->vdd);
+ __sdhci_set_power(host, ios->power_mode, ios->vdd);
if (host->ops->platform_send_init_74_clocks)
host->ops->platform_send_init_74_clocks(host, ios->power_mode);
diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h
index 3bd28033dbd9..0f39f4f84d10 100644
--- a/drivers/mmc/host/sdhci.h
+++ b/drivers/mmc/host/sdhci.h
@@ -529,6 +529,8 @@ struct sdhci_ops {
#endif
void (*set_clock)(struct sdhci_host *host, unsigned int clock);
+ void (*set_power)(struct sdhci_host *host, unsigned char mode,
+ unsigned short vdd);
int (*enable_dma)(struct sdhci_host *host);
unsigned int (*get_max_clock)(struct sdhci_host *host);
@@ -660,6 +662,8 @@ static inline bool sdhci_sdio_irq_enabled(struct sdhci_host *host)
}
void sdhci_set_clock(struct sdhci_host *host, unsigned int clock);
+void sdhci_set_power(struct sdhci_host *host, unsigned char mode,
+ unsigned short vdd);
void sdhci_set_bus_width(struct sdhci_host *host, int width);
void sdhci_reset(struct sdhci_host *host, u8 mask);
void sdhci_set_uhs_signaling(struct sdhci_host *host, unsigned timing);
diff --git a/drivers/mmc/host/sh_mmcif.c b/drivers/mmc/host/sh_mmcif.c
index 8d870ce9f944..d9a655f47d41 100644
--- a/drivers/mmc/host/sh_mmcif.c
+++ b/drivers/mmc/host/sh_mmcif.c
@@ -1513,7 +1513,7 @@ static int sh_mmcif_probe(struct platform_device *pdev)
mmc->caps |= pd->caps;
mmc->max_segs = 32;
mmc->max_blk_size = 512;
- mmc->max_req_size = PAGE_CACHE_SIZE * mmc->max_segs;
+ mmc->max_req_size = PAGE_SIZE * mmc->max_segs;
mmc->max_blk_count = mmc->max_req_size / mmc->max_blk_size;
mmc->max_seg_size = mmc->max_req_size;
diff --git a/drivers/mmc/host/sunxi-mmc.c b/drivers/mmc/host/sunxi-mmc.c
index 8372a413848c..7fc8b7aa83f0 100644
--- a/drivers/mmc/host/sunxi-mmc.c
+++ b/drivers/mmc/host/sunxi-mmc.c
@@ -1129,6 +1129,11 @@ static int sunxi_mmc_probe(struct platform_device *pdev)
MMC_CAP_1_8V_DDR |
MMC_CAP_ERASE | MMC_CAP_SDIO_IRQ;
+ /* TODO MMC DDR is not working on A80 */
+ if (of_device_is_compatible(pdev->dev.of_node,
+ "allwinner,sun9i-a80-mmc"))
+ mmc->caps &= ~MMC_CAP_1_8V_DDR;
+
ret = mmc_of_parse(mmc);
if (ret)
goto error_free_dma;
diff --git a/drivers/mmc/host/tmio_mmc_dma.c b/drivers/mmc/host/tmio_mmc_dma.c
index 675435873823..7fb0c034dcb6 100644
--- a/drivers/mmc/host/tmio_mmc_dma.c
+++ b/drivers/mmc/host/tmio_mmc_dma.c
@@ -63,7 +63,7 @@ static void tmio_mmc_start_dma_rx(struct tmio_mmc_host *host)
}
}
- if ((!aligned && (host->sg_len > 1 || sg->length > PAGE_CACHE_SIZE ||
+ if ((!aligned && (host->sg_len > 1 || sg->length > PAGE_SIZE ||
(align & PAGE_MASK))) || !multiple) {
ret = -EINVAL;
goto pio;
@@ -133,7 +133,7 @@ static void tmio_mmc_start_dma_tx(struct tmio_mmc_host *host)
}
}
- if ((!aligned && (host->sg_len > 1 || sg->length > PAGE_CACHE_SIZE ||
+ if ((!aligned && (host->sg_len > 1 || sg->length > PAGE_SIZE ||
(align & PAGE_MASK))) || !multiple) {
ret = -EINVAL;
goto pio;
diff --git a/drivers/mmc/host/tmio_mmc_pio.c b/drivers/mmc/host/tmio_mmc_pio.c
index 03f6e74c1906..0521b4662748 100644
--- a/drivers/mmc/host/tmio_mmc_pio.c
+++ b/drivers/mmc/host/tmio_mmc_pio.c
@@ -1125,7 +1125,7 @@ int tmio_mmc_host_probe(struct tmio_mmc_host *_host,
mmc->caps2 |= pdata->capabilities2;
mmc->max_segs = 32;
mmc->max_blk_size = 512;
- mmc->max_blk_count = (PAGE_CACHE_SIZE / mmc->max_blk_size) *
+ mmc->max_blk_count = (PAGE_SIZE / mmc->max_blk_size) *
mmc->max_segs;
mmc->max_req_size = mmc->max_blk_size * mmc->max_blk_count;
mmc->max_seg_size = mmc->max_req_size;
diff --git a/drivers/mmc/host/usdhi6rol0.c b/drivers/mmc/host/usdhi6rol0.c
index b2752fe711f2..807c06e203c3 100644
--- a/drivers/mmc/host/usdhi6rol0.c
+++ b/drivers/mmc/host/usdhi6rol0.c
@@ -1789,7 +1789,7 @@ static int usdhi6_probe(struct platform_device *pdev)
/* Set .max_segs to some random number. Feel free to adjust. */
mmc->max_segs = 32;
mmc->max_blk_size = 512;
- mmc->max_req_size = PAGE_CACHE_SIZE * mmc->max_segs;
+ mmc->max_req_size = PAGE_SIZE * mmc->max_segs;
mmc->max_blk_count = mmc->max_req_size / mmc->max_blk_size;
/*
* Setting .max_seg_size to 1 page would simplify our page-mapping code,
generated by cgit v1.2.3 (git 2.39.0) at 2024-11-06 15:42:41 +0300