--- a/drivers/mmc/host/Kconfig
+++ b/drivers/mmc/host/Kconfig
-@@ -100,3 +100,16 @@
+@@ -100,3 +100,16 @@ config MMC_TIFM_SD
To compile this driver as a module, choose M here: the
module will be called tifm_sd.
+
--- a/drivers/mmc/host/Makefile
+++ b/drivers/mmc/host/Makefile
-@@ -15,4 +15,5 @@
+@@ -15,4 +15,5 @@ obj-$(CONFIG_MMC_AU1X) += au1xmmc.o
obj-$(CONFIG_MMC_OMAP) += omap.o
obj-$(CONFIG_MMC_AT91) += at91_mci.o
obj-$(CONFIG_MMC_TIFM_SD) += tifm_sd.o
#include "bus.h"
#define dev_to_mmc_card(d) container_of(d, struct mmc_card, dev)
-@@ -34,6 +35,8 @@
+@@ -34,6 +35,8 @@ static ssize_t mmc_type_show(struct devi
return sprintf(buf, "MMC\n");
case MMC_TYPE_SD:
return sprintf(buf, "SD\n");
default:
return -EFAULT;
}
-@@ -55,36 +58,37 @@
+@@ -55,36 +58,37 @@ static int mmc_bus_match(struct device *
}
static int
}
static int mmc_bus_probe(struct device *dev)
-@@ -176,6 +180,11 @@
+@@ -176,6 +180,11 @@ static void mmc_release_card(struct devi
{
struct mmc_card *card = dev_to_mmc_card(dev);
kfree(card);
}
-@@ -221,15 +230,25 @@
+@@ -221,15 +230,25 @@ int mmc_add_card(struct mmc_card *card)
if (mmc_card_blockaddr(card))
type = "SDHC";
break;
card->dev.uevent_suppress = 1;
-@@ -261,8 +280,13 @@
+@@ -261,8 +280,13 @@ int mmc_add_card(struct mmc_card *card)
void mmc_remove_card(struct mmc_card *card)
{
if (mmc_card_present(card)) {
* Internal function. Schedule delayed work in the MMC work queue.
*/
static int mmc_schedule_delayed_work(struct delayed_work *work,
-@@ -68,6 +79,11 @@
+@@ -68,6 +79,11 @@ void mmc_request_done(struct mmc_host *h
struct mmc_command *cmd = mrq->cmd;
int err = cmd->error;
if (err && cmd->retries) {
pr_debug("%s: req failed (CMD%u): %d, retrying...\n",
mmc_hostname(host), cmd->opcode, err);
-@@ -76,6 +92,8 @@
+@@ -76,6 +92,8 @@ void mmc_request_done(struct mmc_host *h
cmd->error = 0;
host->ops->request(host, mrq);
} else {
pr_debug("%s: req done (CMD%u): %d: %08x %08x %08x %08x\n",
mmc_hostname(host), cmd->opcode, err,
cmd->resp[0], cmd->resp[1],
-@@ -118,7 +136,7 @@
+@@ -118,7 +136,7 @@ mmc_start_request(struct mmc_host *host,
"tsac %d ms nsac %d\n",
mmc_hostname(host), mrq->data->blksz,
mrq->data->blocks, mrq->data->flags,
mrq->data->timeout_clks);
}
-@@ -130,6 +148,8 @@
+@@ -130,6 +148,8 @@ mmc_start_request(struct mmc_host *host,
WARN_ON(!host->claimed);
mrq->cmd->error = 0;
mrq->cmd->mrq = mrq;
if (mrq->data) {
-@@ -199,7 +219,7 @@
+@@ -199,7 +219,7 @@ int mmc_wait_for_cmd(struct mmc_host *ho
{
struct mmc_request mrq;
memset(&mrq, 0, sizeof(struct mmc_request));
-@@ -220,17 +240,24 @@
+@@ -220,17 +240,24 @@ EXPORT_SYMBOL(mmc_wait_for_cmd);
* mmc_set_data_timeout - set the timeout for a data command
* @data: data phase for command
* @card: the MMC card associated with the data transfer
* SD cards use a 100 multiplier rather than 10
*/
mult = mmc_card_sd(card) ? 100 : 10;
-@@ -239,7 +266,7 @@
+@@ -239,7 +266,7 @@ void mmc_set_data_timeout(struct mmc_dat
* Scale up the multiplier (and therefore the timeout) by
* the r2w factor for writes.
*/
mult <<= card->csd.r2w_factor;
data->timeout_ns = card->csd.tacc_ns * mult;
-@@ -255,7 +282,7 @@
+@@ -255,7 +282,7 @@ void mmc_set_data_timeout(struct mmc_dat
timeout_us += data->timeout_clks * 1000 /
(card->host->ios.clock / 1000);
limit_us = 250000;
else
limit_us = 100000;
-@@ -272,15 +299,20 @@
+@@ -272,15 +299,20 @@ void mmc_set_data_timeout(struct mmc_dat
EXPORT_SYMBOL(mmc_set_data_timeout);
/**
might_sleep();
-@@ -288,19 +320,24 @@
+@@ -288,19 +320,24 @@ void mmc_claim_host(struct mmc_host *hos
spin_lock_irqsave(&host->lock, flags);
while (1) {
set_current_state(TASK_UNINTERRUPTIBLE);
/**
* mmc_release_host - release a host
-@@ -313,7 +350,7 @@
+@@ -313,7 +350,7 @@ void mmc_release_host(struct mmc_host *h
{
unsigned long flags;
spin_lock_irqsave(&host->lock, flags);
host->claimed = 0;
-@@ -433,19 +470,32 @@
+@@ -433,19 +470,32 @@ static void mmc_power_up(struct mmc_host
int bit = fls(host->ocr_avail) - 1;
host->ios.vdd = bit;
mmc_delay(2);
}
-@@ -453,8 +503,10 @@
+@@ -453,8 +503,10 @@ static void mmc_power_off(struct mmc_hos
{
host->ios.clock = 0;
host->ios.vdd = 0;
host->ios.power_mode = MMC_POWER_OFF;
host->ios.bus_width = MMC_BUS_WIDTH_1;
host->ios.timing = MMC_TIMING_LEGACY;
-@@ -511,7 +563,7 @@
+@@ -511,7 +563,7 @@ void mmc_attach_bus(struct mmc_host *hos
BUG_ON(!host);
BUG_ON(!ops);
spin_lock_irqsave(&host->lock, flags);
-@@ -535,8 +587,8 @@
+@@ -535,8 +587,8 @@ void mmc_detach_bus(struct mmc_host *hos
BUG_ON(!host);
spin_lock_irqsave(&host->lock, flags);
-@@ -564,7 +616,7 @@
+@@ -564,7 +616,7 @@ void mmc_detect_change(struct mmc_host *
#ifdef CONFIG_MMC_DEBUG
unsigned long flags;
spin_lock_irqsave(&host->lock, flags);
spin_unlock_irqrestore(&host->lock, flags);
#endif
-@@ -597,24 +649,38 @@
+@@ -597,24 +649,38 @@ void mmc_rescan(struct work_struct *work
mmc_send_if_cond(host, host->ocr_avail);
} else {
if (host->bus_ops->detect && !host->bus_dead)
host->bus_ops->detect(host);
-@@ -725,22 +791,38 @@
+@@ -725,22 +791,38 @@ static int __init mmc_init(void)
return -ENOMEM;
ret = mmc_register_bus();
MODULE_LICENSE("GPL");
--- a/drivers/mmc/core/core.h
+++ b/drivers/mmc/core/core.h
-@@ -48,5 +48,7 @@
+@@ -48,5 +48,7 @@ void mmc_rescan(struct work_struct *work
void mmc_start_host(struct mmc_host *host);
void mmc_stop_host(struct mmc_host *host);
#include <linux/mmc/host.h>
-@@ -100,6 +101,9 @@
+@@ -100,6 +101,9 @@ int mmc_add_host(struct mmc_host *host)
{
int err;
if (!idr_pre_get(&mmc_host_idr, GFP_KERNEL))
return -ENOMEM;
-@@ -112,6 +116,8 @@
+@@ -112,6 +116,8 @@ int mmc_add_host(struct mmc_host *host)
snprintf(host->class_dev.bus_id, BUS_ID_SIZE,
"mmc%d", host->index);
err = device_add(&host->class_dev);
if (err)
return err;
-@@ -137,6 +143,8 @@
+@@ -137,6 +143,8 @@ void mmc_remove_host(struct mmc_host *ho
device_del(&host->class_dev);
spin_unlock(&mmc_host_lock);
--- a/drivers/mmc/core/mmc.c
+++ b/drivers/mmc/core/mmc.c
-@@ -161,13 +161,12 @@
+@@ -161,13 +161,12 @@ static int mmc_read_ext_csd(struct mmc_c
{
int err;
u8 *ext_csd;
/*
* As the ext_csd is so large and mostly unused, we don't store the
-@@ -176,13 +175,19 @@
+@@ -176,13 +175,19 @@ static int mmc_read_ext_csd(struct mmc_c
ext_csd = kmalloc(512, GFP_KERNEL);
if (!ext_csd) {
printk(KERN_ERR "%s: could not allocate a buffer to "
/*
* High capacity cards should have this "magic" size
* stored in their CSD.
-@@ -197,18 +202,30 @@
+@@ -197,18 +202,30 @@ static int mmc_read_ext_csd(struct mmc_c
"EXT_CSD, performance might "
"suffer.\n",
mmc_hostname(card->host));
switch (ext_csd[EXT_CSD_CARD_TYPE]) {
case EXT_CSD_CARD_TYPE_52 | EXT_CSD_CARD_TYPE_26:
-@@ -246,7 +263,7 @@
+@@ -246,7 +263,7 @@ static int mmc_init_card(struct mmc_host
unsigned int max_dtr;
BUG_ON(!host);
/*
* Since we're changing the OCR value, we seem to
-@@ -258,19 +275,33 @@
+@@ -258,19 +275,33 @@ static int mmc_init_card(struct mmc_host
/* The extra bit indicates that we support high capacity */
err = mmc_send_op_cond(host, ocr | (1 << 30), NULL);
card = oldcard;
} else {
-@@ -278,8 +309,10 @@
+@@ -278,8 +309,10 @@ static int mmc_init_card(struct mmc_host
* Allocate card structure.
*/
card = mmc_alloc_card(host);
card->type = MMC_TYPE_MMC;
card->rca = 1;
-@@ -287,43 +320,47 @@
+@@ -287,43 +320,47 @@ static int mmc_init_card(struct mmc_host
}
/*
goto free_card;
}
-@@ -334,7 +371,7 @@
+@@ -334,7 +371,7 @@ static int mmc_init_card(struct mmc_host
(host->caps & MMC_CAP_MMC_HIGHSPEED)) {
err = mmc_switch(card, EXT_CSD_CMD_SET_NORMAL,
EXT_CSD_HS_TIMING, 1);
goto free_card;
mmc_card_set_highspeed(card);
-@@ -363,7 +400,7 @@
+@@ -363,7 +400,7 @@ static int mmc_init_card(struct mmc_host
(host->caps & MMC_CAP_4_BIT_DATA)) {
err = mmc_switch(card, EXT_CSD_CMD_SET_NORMAL,
EXT_CSD_BUS_WIDTH, EXT_CSD_BUS_WIDTH_4);
goto free_card;
mmc_set_bus_width(card->host, MMC_BUS_WIDTH_4);
-@@ -372,14 +409,14 @@
+@@ -372,14 +409,14 @@ static int mmc_init_card(struct mmc_host
if (!oldcard)
host->card = card;
}
/*
-@@ -413,7 +450,7 @@
+@@ -413,7 +450,7 @@ static void mmc_detect(struct mmc_host *
mmc_release_host(host);
mmc_remove(host);
mmc_claim_host(host);
-@@ -480,7 +517,8 @@
+@@ -480,7 +517,8 @@ static void mmc_suspend(struct mmc_host
BUG_ON(!host->card);
mmc_claim_host(host);
host->card->state &= ~MMC_STATE_HIGHSPEED;
mmc_release_host(host);
}
-@@ -502,7 +540,7 @@
+@@ -502,7 +540,7 @@ static void mmc_resume(struct mmc_host *
err = mmc_init_card(host, host->ocr, host->card);
mmc_release_host(host);
mmc_remove(host);
mmc_claim_host(host);
-@@ -536,11 +574,20 @@
+@@ -536,11 +574,20 @@ int mmc_attach_mmc(struct mmc_host *host
int err;
BUG_ON(!host);
* Sanity check the voltages that the card claims to
* support.
*/
-@@ -565,7 +612,7 @@
+@@ -565,7 +612,7 @@ int mmc_attach_mmc(struct mmc_host *host
* Detect and init the card.
*/
err = mmc_init_card(host, host->ocr, NULL);
goto err;
mmc_release_host(host);
-@@ -587,6 +634,6 @@
+@@ -587,6 +634,6 @@ err:
printk(KERN_ERR "%s: error %d whilst initialising MMC card\n",
mmc_hostname(host), err);
#include <linux/scatterlist.h>
#include <linux/mmc/host.h>
-@@ -40,10 +39,10 @@
+@@ -40,10 +39,10 @@ static int _mmc_select_card(struct mmc_h
}
err = mmc_wait_for_cmd(host, &cmd, MMC_CMD_RETRIES);
}
int mmc_select_card(struct mmc_card *card)
-@@ -63,23 +62,36 @@
+@@ -63,23 +62,36 @@ int mmc_go_idle(struct mmc_host *host)
int err;
struct mmc_command cmd;
return err;
}
-@@ -94,23 +106,33 @@
+@@ -94,23 +106,33 @@ int mmc_send_op_cond(struct mmc_host *ho
memset(&cmd, 0, sizeof(struct mmc_command));
cmd.opcode = MMC_SEND_OP_COND;
*rocr = cmd.resp[0];
return err;
-@@ -131,12 +153,12 @@
+@@ -131,12 +153,12 @@ int mmc_all_send_cid(struct mmc_host *ho
cmd.flags = MMC_RSP_R2 | MMC_CMD_BCR;
err = mmc_wait_for_cmd(host, &cmd, MMC_CMD_RETRIES);
}
int mmc_set_relative_addr(struct mmc_card *card)
-@@ -154,46 +176,52 @@
+@@ -154,46 +176,52 @@ int mmc_set_relative_addr(struct mmc_car
cmd.flags = MMC_RSP_R1 | MMC_CMD_AC;
err = mmc_wait_for_cmd(card->host, &cmd, MMC_CMD_RETRIES);
memset(&mrq, 0, sizeof(struct mmc_request));
memset(&cmd, 0, sizeof(struct mmc_command));
-@@ -202,28 +230,117 @@
+@@ -202,28 +230,117 @@ int mmc_send_ext_csd(struct mmc_card *ca
mrq.cmd = &cmd;
mrq.data = &data;
}
int mmc_switch(struct mmc_card *card, u8 set, u8 index, u8 value)
-@@ -241,13 +358,13 @@
+@@ -241,13 +358,13 @@ int mmc_switch(struct mmc_card *card, u8
(index << 16) |
(value << 8) |
set;
}
int mmc_send_status(struct mmc_card *card, u32 *status)
-@@ -261,16 +378,20 @@
+@@ -261,16 +378,20 @@ int mmc_send_status(struct mmc_card *car
memset(&cmd, 0, sizeof(struct mmc_command));
cmd.opcode = MMC_SEND_STATUS;
--- a/drivers/mmc/core/mmc_ops.h
+++ b/drivers/mmc/core/mmc_ops.h
-@@ -22,6 +22,9 @@
+@@ -22,6 +22,9 @@ int mmc_send_csd(struct mmc_card *card,
int mmc_send_ext_csd(struct mmc_card *card, u8 *ext_csd);
int mmc_switch(struct mmc_card *card, u8 set, u8 index, u8 value);
int mmc_send_status(struct mmc_card *card, u32 *status);
--- a/drivers/mmc/core/sd.c
+++ b/drivers/mmc/core/sd.c
-@@ -166,8 +166,6 @@
+@@ -166,8 +166,6 @@ static int mmc_decode_scr(struct mmc_car
unsigned int scr_struct;
u32 resp[4];
resp[3] = card->raw_scr[1];
resp[2] = card->raw_scr[0];
-@@ -193,30 +191,38 @@
+@@ -193,30 +191,38 @@ static int mmc_read_switch(struct mmc_ca
u8 *status;
if (card->scr.sda_vsn < SCR_SPEC_VER_1)
goto out;
}
-@@ -238,28 +244,28 @@
+@@ -238,28 +244,28 @@ static int mmc_switch_hs(struct mmc_card
u8 *status;
if (card->scr.sda_vsn < SCR_SPEC_VER_1)
goto out;
if ((status[16] & 0xF) != 1) {
-@@ -292,7 +298,7 @@
+@@ -292,7 +298,7 @@ static int mmc_sd_init_card(struct mmc_h
unsigned int max_dtr;
BUG_ON(!host);
/*
* Since we're changing the OCR value, we seem to
-@@ -309,23 +315,37 @@
+@@ -309,23 +315,37 @@ static int mmc_sd_init_card(struct mmc_h
* block-addressed SDHC cards.
*/
err = mmc_send_if_cond(host, ocr);
card = oldcard;
} else {
-@@ -333,32 +353,36 @@
+@@ -333,32 +353,36 @@ static int mmc_sd_init_card(struct mmc_h
* Allocate card structure.
*/
card = mmc_alloc_card(host);
goto free_card;
mmc_decode_cid(card);
-@@ -367,16 +391,18 @@
+@@ -367,16 +391,18 @@ static int mmc_sd_init_card(struct mmc_h
/*
* Select card, as all following commands rely on that.
*/
goto free_card;
err = mmc_decode_scr(card);
-@@ -387,7 +413,7 @@
+@@ -387,7 +413,7 @@ static int mmc_sd_init_card(struct mmc_h
* Fetch switch information from card.
*/
err = mmc_read_switch(card);
goto free_card;
}
-@@ -395,7 +421,7 @@
+@@ -395,7 +421,7 @@ static int mmc_sd_init_card(struct mmc_h
* Attempt to change to high-speed (if supported)
*/
err = mmc_switch_hs(card);
goto free_card;
/*
-@@ -418,7 +444,7 @@
+@@ -418,7 +444,7 @@ static int mmc_sd_init_card(struct mmc_h
if ((host->caps & MMC_CAP_4_BIT_DATA) &&
(card->scr.bus_widths & SD_SCR_BUS_WIDTH_4)) {
err = mmc_app_set_bus_width(card, MMC_BUS_WIDTH_4);
goto free_card;
mmc_set_bus_width(host, MMC_BUS_WIDTH_4);
-@@ -442,14 +468,14 @@
+@@ -442,14 +468,14 @@ static int mmc_sd_init_card(struct mmc_h
if (!oldcard)
host->card = card;
}
/*
-@@ -483,7 +509,7 @@
+@@ -483,7 +509,7 @@ static void mmc_sd_detect(struct mmc_hos
mmc_release_host(host);
mmc_sd_remove(host);
mmc_claim_host(host);
-@@ -552,7 +578,8 @@
+@@ -552,7 +578,8 @@ static void mmc_sd_suspend(struct mmc_ho
BUG_ON(!host->card);
mmc_claim_host(host);
host->card->state &= ~MMC_STATE_HIGHSPEED;
mmc_release_host(host);
}
-@@ -574,7 +601,7 @@
+@@ -574,7 +601,7 @@ static void mmc_sd_resume(struct mmc_hos
err = mmc_sd_init_card(host, host->ocr, host->card);
mmc_release_host(host);
mmc_sd_remove(host);
mmc_claim_host(host);
-@@ -608,11 +635,22 @@
+@@ -608,11 +635,22 @@ int mmc_attach_sd(struct mmc_host *host,
int err;
BUG_ON(!host);
* Sanity check the voltages that the card claims to
* support.
*/
-@@ -644,7 +682,7 @@
+@@ -644,7 +682,7 @@ int mmc_attach_sd(struct mmc_host *host,
* Detect and init the card.
*/
err = mmc_sd_init_card(host, host->ocr, NULL);
goto err;
mmc_release_host(host);
-@@ -666,6 +704,6 @@
+@@ -666,6 +704,6 @@ err:
printk(KERN_ERR "%s: error %d whilst initialising SD card\n",
mmc_hostname(host), err);
#include <linux/scatterlist.h>
#include <linux/mmc/host.h>
-@@ -33,21 +32,21 @@
+@@ -33,21 +32,21 @@ static int mmc_app_cmd(struct mmc_host *
if (card) {
cmd.arg = card->rca << 16;
}
/**
-@@ -73,7 +72,7 @@
+@@ -73,7 +72,7 @@ int mmc_wait_for_app_cmd(struct mmc_host
BUG_ON(!cmd);
BUG_ON(retries < 0);
/*
* We have to resend MMC_APP_CMD for each attempt so
-@@ -83,8 +82,14 @@
+@@ -83,8 +82,14 @@ int mmc_wait_for_app_cmd(struct mmc_host
memset(&mrq, 0, sizeof(struct mmc_request));
err = mmc_app_cmd(host, card);
memset(&mrq, 0, sizeof(struct mmc_request));
-@@ -97,8 +102,14 @@
+@@ -97,8 +102,14 @@ int mmc_wait_for_app_cmd(struct mmc_host
mmc_wait_for_req(host, &mrq);
err = cmd->error;
}
return err;
-@@ -127,14 +138,14 @@
+@@ -127,14 +138,14 @@ int mmc_app_set_bus_width(struct mmc_car
cmd.arg = SD_BUS_WIDTH_4;
break;
default:
}
int mmc_send_app_op_cond(struct mmc_host *host, u32 ocr, u32 *rocr)
-@@ -147,23 +158,36 @@
+@@ -147,23 +158,36 @@ int mmc_send_app_op_cond(struct mmc_host
memset(&cmd, 0, sizeof(struct mmc_command));
cmd.opcode = SD_APP_OP_COND;
*rocr = cmd.resp[0];
return err;
-@@ -174,6 +198,7 @@
+@@ -174,6 +198,7 @@ int mmc_send_if_cond(struct mmc_host *ho
struct mmc_command cmd;
int err;
static const u8 test_pattern = 0xAA;
/*
* To support SD 2.0 cards, we must always invoke SD_SEND_IF_COND
-@@ -182,16 +207,21 @@
+@@ -182,16 +207,21 @@ int mmc_send_if_cond(struct mmc_host *ho
*/
cmd.opcode = SD_SEND_IF_COND;
cmd.arg = ((ocr & 0xFF8000) != 0) << 8 | test_pattern;
}
int mmc_send_relative_addr(struct mmc_host *host, unsigned int *rca)
-@@ -209,12 +239,12 @@
+@@ -209,12 +239,12 @@ int mmc_send_relative_addr(struct mmc_ho
cmd.flags = MMC_RSP_R6 | MMC_CMD_BCR;
err = mmc_wait_for_cmd(host, &cmd, MMC_CMD_RETRIES);
}
int mmc_app_send_scr(struct mmc_card *card, u32 *scr)
-@@ -229,8 +259,10 @@
+@@ -229,8 +259,10 @@ int mmc_app_send_scr(struct mmc_card *ca
BUG_ON(!card->host);
BUG_ON(!scr);
return err;
memset(&mrq, 0, sizeof(struct mmc_request));
-@@ -242,7 +274,7 @@
+@@ -242,7 +274,7 @@ int mmc_app_send_scr(struct mmc_card *ca
cmd.opcode = SD_APP_SEND_SCR;
cmd.arg = 0;
data.blksz = 8;
data.blocks = 1;
-@@ -252,19 +284,19 @@
+@@ -252,19 +284,19 @@ int mmc_app_send_scr(struct mmc_card *ca
sg_init_one(&sg, scr, 8);
}
int mmc_sd_switch(struct mmc_card *card, int mode, int group,
-@@ -278,6 +310,8 @@
+@@ -278,6 +310,8 @@ int mmc_sd_switch(struct mmc_card *card,
BUG_ON(!card);
BUG_ON(!card->host);
mode = !!mode;
value &= 0xF;
-@@ -292,7 +326,7 @@
+@@ -292,7 +326,7 @@ int mmc_sd_switch(struct mmc_card *card,
cmd.arg = mode << 31 | 0x00FFFFFF;
cmd.arg &= ~(0xF << (group * 4));
cmd.arg |= value << (group * 4);
data.blksz = 64;
data.blocks = 1;
-@@ -302,15 +336,15 @@
+@@ -302,15 +336,15 @@ int mmc_sd_switch(struct mmc_card *card,
sg_init_one(&sg, resp, 64);
+
--- a/include/linux/mmc/card.h
+++ b/include/linux/mmc/card.h
-@@ -55,7 +55,28 @@
+@@ -55,7 +55,28 @@ struct sd_switch_caps {
unsigned int hs_max_dtr;
};
/*
* MMC device
-@@ -67,11 +88,13 @@
+@@ -67,11 +88,13 @@ struct mmc_card {
unsigned int type; /* card type */
#define MMC_TYPE_MMC 0 /* MMC card */
#define MMC_TYPE_SD 1 /* SD card */
u32 raw_cid[4]; /* raw card CID */
u32 raw_csd[4]; /* raw card CSD */
u32 raw_scr[2]; /* raw card SCR */
-@@ -80,10 +103,19 @@
+@@ -80,10 +103,19 @@ struct mmc_card {
struct mmc_ext_csd ext_csd; /* mmc v4 extended card specific */
struct sd_scr scr; /* extra SD information */
struct sd_switch_caps sw_caps; /* switch (CMD6) caps */
#define mmc_card_readonly(c) ((c)->state & MMC_STATE_READONLY)
--- a/include/linux/mmc/core.h
+++ b/include/linux/mmc/core.h
-@@ -25,14 +25,20 @@
+@@ -25,14 +25,20 @@ struct mmc_command {
#define MMC_RSP_CRC (1 << 2) /* expect valid crc */
#define MMC_RSP_BUSY (1 << 3) /* card may send busy */
#define MMC_RSP_OPCODE (1 << 4) /* response contains opcode */
* patterns of the above flags. One additional valid pattern
* is all zeros, which means we don't expect a response.
*/
-@@ -41,12 +47,30 @@
+@@ -41,12 +47,30 @@ struct mmc_command {
#define MMC_RSP_R1B (MMC_RSP_PRESENT|MMC_RSP_CRC|MMC_RSP_OPCODE|MMC_RSP_BUSY)
#define MMC_RSP_R2 (MMC_RSP_PRESENT|MMC_RSP_136|MMC_RSP_CRC)
#define MMC_RSP_R3 (MMC_RSP_PRESENT)
* These are the command types.
*/
#define mmc_cmd_type(cmd) ((cmd)->flags & MMC_CMD_MASK)
-@@ -54,12 +78,19 @@
+@@ -54,12 +78,19 @@ struct mmc_command {
unsigned int retries; /* max number of retries */
unsigned int error; /* command error */
struct mmc_data *data; /* data segment associated with cmd */
struct mmc_request *mrq; /* associated request */
-@@ -76,7 +107,6 @@
+@@ -76,7 +107,6 @@ struct mmc_data {
#define MMC_DATA_WRITE (1 << 8)
#define MMC_DATA_READ (1 << 9)
#define MMC_DATA_STREAM (1 << 10)
unsigned int bytes_xfered;
-@@ -104,9 +134,20 @@
+@@ -104,9 +134,20 @@ extern int mmc_wait_for_cmd(struct mmc_h
extern int mmc_wait_for_app_cmd(struct mmc_host *, struct mmc_card *,
struct mmc_command *, int);
#include <linux/mmc/core.h>
struct mmc_ios {
-@@ -51,6 +53,7 @@
+@@ -51,6 +53,7 @@ struct mmc_host_ops {
void (*request)(struct mmc_host *host, struct mmc_request *req);
void (*set_ios)(struct mmc_host *host, struct mmc_ios *ios);
int (*get_ro)(struct mmc_host *host);
};
struct mmc_card;
-@@ -87,9 +90,10 @@
+@@ -87,9 +90,10 @@ struct mmc_host {
#define MMC_CAP_4_BIT_DATA (1 << 0) /* Can the host do 4 bit transfers */
#define MMC_CAP_MULTIWRITE (1 << 1) /* Can accurately report bytes sent to card on error */
/* host specific block data */
unsigned int max_seg_size; /* see blk_queue_max_segment_size */
-@@ -106,23 +110,30 @@
+@@ -106,23 +110,30 @@ struct mmc_host {
struct mmc_ios ios; /* current io bus settings */
u32 ocr; /* the current OCR setting */
unsigned long private[0] ____cacheline_aligned;
};
-@@ -137,6 +148,8 @@
+@@ -137,6 +148,8 @@ static inline void *mmc_priv(struct mmc_
return (void *)host->private;
}
#define mmc_dev(x) ((x)->parent)
#define mmc_classdev(x) (&(x)->class_dev)
#define mmc_hostname(x) ((x)->class_dev.bus_id)
-@@ -147,5 +160,11 @@
+@@ -147,5 +160,11 @@ extern int mmc_resume_host(struct mmc_ho
extern void mmc_detect_change(struct mmc_host *, unsigned long delay);
extern void mmc_request_done(struct mmc_host *, struct mmc_request *);
/* These are unpacked versions of the actual responses */
struct _mmc_csd {
-@@ -182,6 +207,7 @@
+@@ -182,6 +207,7 @@ struct _mmc_csd {
*/
#define CCC_BASIC (1<<0) /* (0) Basic protocol functions */
/* (CMD0,1,2,3,4,7,9,10,12,13,15) */
#define CCC_STREAM_READ (1<<1) /* (1) Stream read commands */
/* (CMD11) */
#define CCC_BLOCK_READ (1<<2) /* (2) Block read commands */
-@@ -227,6 +253,7 @@
+@@ -227,6 +253,7 @@ struct _mmc_csd {
#define EXT_CSD_BUS_WIDTH 183 /* R/W */
#define EXT_CSD_HS_TIMING 185 /* R/W */
#define EXT_CSD_CARD_TYPE 196 /* RO */
+#endif
--- a/include/linux/mod_devicetable.h
+++ b/include/linux/mod_devicetable.h
-@@ -22,6 +22,18 @@
+@@ -22,6 +22,18 @@ struct pci_device_id {
};
#define IEEE1394_MATCH_SPECIFIER_ID 0x0004
--- a/drivers/mmc/card/Kconfig
+++ b/drivers/mmc/card/Kconfig
-@@ -32,3 +32,10 @@
+@@ -32,3 +32,10 @@ config MMC_BLOCK_BOUNCE
If unsure, say Y here.
+
--- a/drivers/mmc/card/Makefile
+++ b/drivers/mmc/card/Makefile
-@@ -9,3 +9,5 @@
+@@ -9,3 +9,5 @@ endif
obj-$(CONFIG_MMC_BLOCK) += mmc_block.o
mmc_block-objs := block.o queue.o
/*
* There is one mmc_blk_data per slot.
-@@ -80,6 +83,9 @@
+@@ -80,6 +83,9 @@ static void mmc_blk_put(struct mmc_blk_d
mutex_lock(&open_lock);
md->usage--;
if (md->usage == 0) {
put_disk(md->disk);
kfree(md);
}
-@@ -151,17 +157,19 @@
+@@ -151,17 +157,19 @@ static u32 mmc_sd_num_wr_blocks(struct m
cmd.opcode = MMC_APP_CMD;
cmd.arg = card->rca << 16;
memset(&data, 0, sizeof(struct mmc_data));
-@@ -192,7 +200,7 @@
+@@ -192,7 +200,7 @@ static u32 mmc_sd_num_wr_blocks(struct m
mmc_wait_for_req(card->host, &mrq);
return (u32)-1;
blocks = ntohl(blocks);
-@@ -220,17 +228,15 @@
+@@ -220,17 +228,15 @@ static int mmc_blk_issue_rq(struct mmc_q
brq.cmd.arg = req->sector;
if (!mmc_card_blockaddr(card))
brq.cmd.arg <<= 9;
/*
* If the host doesn't support multiple block writes, force
* block writes to single block. SD cards are excepted from
-@@ -243,8 +249,12 @@
+@@ -243,8 +249,12 @@ static int mmc_blk_issue_rq(struct mmc_q
brq.data.blocks = 1;
if (brq.data.blocks > 1) {
readcmd = MMC_READ_MULTIPLE_BLOCK;
writecmd = MMC_WRITE_MULTIPLE_BLOCK;
} else {
-@@ -261,6 +271,8 @@
+@@ -261,6 +271,8 @@ static int mmc_blk_issue_rq(struct mmc_q
brq.data.flags |= MMC_DATA_WRITE;
}
brq.data.sg = mq->sg;
brq.data.sg_len = mmc_queue_map_sg(mq);
-@@ -302,7 +314,7 @@
+@@ -302,7 +314,7 @@ static int mmc_blk_issue_rq(struct mmc_q
goto cmd_err;
}
do {
int err;
-@@ -315,7 +327,13 @@
+@@ -315,7 +327,13 @@ static int mmc_blk_issue_rq(struct mmc_q
req->rq_disk->disk_name, err);
goto cmd_err;
}
#if 0
if (cmd.resp[0] & ~0x00000900)
-@@ -394,9 +412,6 @@
+@@ -394,9 +412,6 @@ static int mmc_blk_issue_rq(struct mmc_q
return 0;
}
static inline int mmc_blk_readonly(struct mmc_card *card)
{
-@@ -510,7 +525,7 @@
+@@ -510,7 +525,7 @@ mmc_blk_set_blksize(struct mmc_blk_data
mmc_claim_host(card->host);
cmd.opcode = MMC_SET_BLOCKLEN;
cmd.arg = 1 << md->block_bits;
err = mmc_wait_for_cmd(card->host, &cmd, 5);
mmc_release_host(card->host);
-@@ -562,17 +577,12 @@
+@@ -562,17 +577,12 @@ static void mmc_blk_remove(struct mmc_ca
struct mmc_blk_data *md = mmc_get_drvdata(card);
if (md) {
/*
* Prepare a MMC request. This just filters out odd stuff.
*/
-@@ -159,6 +166,7 @@
+@@ -159,6 +166,7 @@ int mmc_init_queue(struct mmc_queue *mq,
ret = -ENOMEM;
goto cleanup_queue;
}
mq->bounce_sg = kmalloc(sizeof(struct scatterlist) *
bouncesz / 512, GFP_KERNEL);
-@@ -166,6 +174,7 @@
+@@ -166,6 +174,7 @@ int mmc_init_queue(struct mmc_queue *mq,
ret = -ENOMEM;
goto cleanup_queue;
}
}
}
#endif
-@@ -183,6 +192,7 @@
+@@ -183,6 +192,7 @@ int mmc_init_queue(struct mmc_queue *mq,
ret = -ENOMEM;
goto cleanup_queue;
}
}
init_MUTEX(&mq->thread_sem);
-@@ -302,12 +312,12 @@
+@@ -302,12 +312,12 @@ static void copy_sg(struct scatterlist *
BUG_ON(dst_len == 0);
if (dst_size == 0) {
src_size = src->length;
}
-@@ -353,9 +363,7 @@
+@@ -353,9 +363,7 @@ unsigned int mmc_queue_map_sg(struct mmc
return 1;
}
+MODULE_LICENSE("GPL");
--- a/drivers/mmc/core/Makefile
+++ b/drivers/mmc/core/Makefile
-@@ -8,5 +8,7 @@
+@@ -8,5 +8,7 @@ endif
obj-$(CONFIG_MMC) += mmc_core.o
mmc_core-y := core.o sysfs.o bus.o host.o \
projects / openwrt.git / blobdiff