Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/cjb/mmc

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/cjb/mmc: (75 commits)
  mmc: core: eMMC bus width may not work on all platforms
  mmc: sdhci: Auto-CMD23 fixes.
  mmc: sdhci: Auto-CMD23 support.
  mmc: core: Block CMD23 support for UHS104/SDXC cards.
  mmc: sdhci: Implement MMC_CAP_CMD23 for SDHCI.
  mmc: core: Use CMD23 for multiblock transfers when we can.
  mmc: quirks: Add/remove quirks conditional support.
  mmc: Add new VUB300 USB-to-SD/SDIO/MMC driver
  mmc: sdhci-pxa: Add quirks for DMA/ADMA to match h/w
  mmc: core: duplicated trial with same freq in mmc_rescan_try_freq()
  mmc: core: add support for eMMC Dual Data Rate
  mmc: core: eMMC signal voltage does not use CMD11
  mmc: sdhci-pxa: add platform code for UHS signaling
  mmc: sdhci: add hooks for setting UHS in platform specific code
  mmc: core: clear MMC_PM_KEEP_POWER flag on resume
  mmc: dw_mmc: fixed wrong regulator_enable in suspend/resume
  mmc: sdhi: allow powering down controller with no card inserted
  mmc: tmio: runtime suspend the controller, where possible
  mmc: sdhi: support up to 3 interrupt sources
  mmc: sdhi: print physical base address and clock rate
  ...

1 files changed, 57 insertions, 59 deletions

diff --git a/drivers/mmc/card/mmc_test.c b/drivers/mmc/card/mmc_test.c
index abc1a63bcc5e..233cdfae92f4 100644
--- a/drivers/mmc/card/mmc_test.c
+++ b/drivers/mmc/card/mmc_test.c
@@ -212,7 +212,7 @@ static int mmc_test_busy(struct mmc_command *cmd)
 static int mmc_test_wait_busy(struct mmc_test_card *test)
 {
 	int ret, busy;
-	struct mmc_command cmd;
+	struct mmc_command cmd = {0};
 
 	busy = 0;
 	do {
@@ -246,18 +246,13 @@ static int mmc_test_buffer_transfer(struct mmc_test_card *test,
 {
 	int ret;
 
-	struct mmc_request mrq;
-	struct mmc_command cmd;
-	struct mmc_command stop;
-	struct mmc_data data;
+	struct mmc_request mrq = {0};
+	struct mmc_command cmd = {0};
+	struct mmc_command stop = {0};
+	struct mmc_data data = {0};
 
 	struct scatterlist sg;
 
-	memset(&mrq, 0, sizeof(struct mmc_request));
-	memset(&cmd, 0, sizeof(struct mmc_command));
-	memset(&data, 0, sizeof(struct mmc_data));
-	memset(&stop, 0, sizeof(struct mmc_command));
-
 	mrq.cmd = &cmd;
 	mrq.data = &data;
 	mrq.stop = &stop;
@@ -731,15 +726,10 @@ static int mmc_test_simple_transfer(struct mmc_test_card *test,
 	struct scatterlist *sg, unsigned sg_len, unsigned dev_addr,
 	unsigned blocks, unsigned blksz, int write)
 {
-	struct mmc_request mrq;
-	struct mmc_command cmd;
-	struct mmc_command stop;
-	struct mmc_data data;
-
-	memset(&mrq, 0, sizeof(struct mmc_request));
-	memset(&cmd, 0, sizeof(struct mmc_command));
-	memset(&data, 0, sizeof(struct mmc_data));
-	memset(&stop, 0, sizeof(struct mmc_command));
+	struct mmc_request mrq = {0};
+	struct mmc_command cmd = {0};
+	struct mmc_command stop = {0};
+	struct mmc_data data = {0};
 
 	mrq.cmd = &cmd;
 	mrq.data = &data;
@@ -761,18 +751,13 @@ static int mmc_test_simple_transfer(struct mmc_test_card *test,
 static int mmc_test_broken_transfer(struct mmc_test_card *test,
 	unsigned blocks, unsigned blksz, int write)
 {
-	struct mmc_request mrq;
-	struct mmc_command cmd;
-	struct mmc_command stop;
-	struct mmc_data data;
+	struct mmc_request mrq = {0};
+	struct mmc_command cmd = {0};
+	struct mmc_command stop = {0};
+	struct mmc_data data = {0};
 
 	struct scatterlist sg;
 
-	memset(&mrq, 0, sizeof(struct mmc_request));
-	memset(&cmd, 0, sizeof(struct mmc_command));
-	memset(&data, 0, sizeof(struct mmc_data));
-	memset(&stop, 0, sizeof(struct mmc_command));
-
 	mrq.cmd = &cmd;
 	mrq.data = &data;
 	mrq.stop = &stop;
@@ -1401,8 +1386,9 @@ static int mmc_test_area_io(struct mmc_test_card *test, unsigned long sz,
  */
 static int mmc_test_area_fill(struct mmc_test_card *test)
 {
-	return mmc_test_area_io(test, test->area.max_tfr, test->area.dev_addr,
-				1, 0, 0);
+	struct mmc_test_area *t = &test->area;
+
+	return mmc_test_area_io(test, t->max_tfr, t->dev_addr, 1, 0, 0);
 }
 
 /*
@@ -1415,7 +1401,7 @@ static int mmc_test_area_erase(struct mmc_test_card *test)
 	if (!mmc_can_erase(test->card))
 		return 0;
 
-	return mmc_erase(test->card, t->dev_addr, test->area.max_sz >> 9,
+	return mmc_erase(test->card, t->dev_addr, t->max_sz >> 9,
 			 MMC_ERASE_ARG);
 }
 
@@ -1542,8 +1528,10 @@ static int mmc_test_area_prepare_fill(struct mmc_test_card *test)
 static int mmc_test_best_performance(struct mmc_test_card *test, int write,
 				     int max_scatter)
 {
-	return mmc_test_area_io(test, test->area.max_tfr, test->area.dev_addr,
-				write, max_scatter, 1);
+	struct mmc_test_area *t = &test->area;
+
+	return mmc_test_area_io(test, t->max_tfr, t->dev_addr, write,
+				max_scatter, 1);
 }
 
 /*
@@ -1583,18 +1571,19 @@ static int mmc_test_best_write_perf_max_scatter(struct mmc_test_card *test)
  */
 static int mmc_test_profile_read_perf(struct mmc_test_card *test)
 {
+	struct mmc_test_area *t = &test->area;
 	unsigned long sz;
 	unsigned int dev_addr;
 	int ret;
 
-	for (sz = 512; sz < test->area.max_tfr; sz <<= 1) {
-		dev_addr = test->area.dev_addr + (sz >> 9);
+	for (sz = 512; sz < t->max_tfr; sz <<= 1) {
+		dev_addr = t->dev_addr + (sz >> 9);
 		ret = mmc_test_area_io(test, sz, dev_addr, 0, 0, 1);
 		if (ret)
 			return ret;
 	}
-	sz = test->area.max_tfr;
-	dev_addr = test->area.dev_addr;
+	sz = t->max_tfr;
+	dev_addr = t->dev_addr;
 	return mmc_test_area_io(test, sz, dev_addr, 0, 0, 1);
 }
 
@@ -1603,6 +1592,7 @@ static int mmc_test_profile_read_perf(struct mmc_test_card *test)
  */
 static int mmc_test_profile_write_perf(struct mmc_test_card *test)
 {
+	struct mmc_test_area *t = &test->area;
 	unsigned long sz;
 	unsigned int dev_addr;
 	int ret;
@@ -1610,8 +1600,8 @@ static int mmc_test_profile_write_perf(struct mmc_test_card *test)
 	ret = mmc_test_area_erase(test);
 	if (ret)
 		return ret;
-	for (sz = 512; sz < test->area.max_tfr; sz <<= 1) {
-		dev_addr = test->area.dev_addr + (sz >> 9);
+	for (sz = 512; sz < t->max_tfr; sz <<= 1) {
+		dev_addr = t->dev_addr + (sz >> 9);
 		ret = mmc_test_area_io(test, sz, dev_addr, 1, 0, 1);
 		if (ret)
 			return ret;
@@ -1619,8 +1609,8 @@ static int mmc_test_profile_write_perf(struct mmc_test_card *test)
 	ret = mmc_test_area_erase(test);
 	if (ret)
 		return ret;
-	sz = test->area.max_tfr;
-	dev_addr = test->area.dev_addr;
+	sz = t->max_tfr;
+	dev_addr = t->dev_addr;
 	return mmc_test_area_io(test, sz, dev_addr, 1, 0, 1);
 }
 
@@ -1629,6 +1619,7 @@ static int mmc_test_profile_write_perf(struct mmc_test_card *test)
  */
 static int mmc_test_profile_trim_perf(struct mmc_test_card *test)
 {
+	struct mmc_test_area *t = &test->area;
 	unsigned long sz;
 	unsigned int dev_addr;
 	struct timespec ts1, ts2;
@@ -1640,8 +1631,8 @@ static int mmc_test_profile_trim_perf(struct mmc_test_card *test)
 	if (!mmc_can_erase(test->card))
 		return RESULT_UNSUP_HOST;
 
-	for (sz = 512; sz < test->area.max_sz; sz <<= 1) {
-		dev_addr = test->area.dev_addr + (sz >> 9);
+	for (sz = 512; sz < t->max_sz; sz <<= 1) {
+		dev_addr = t->dev_addr + (sz >> 9);
 		getnstimeofday(&ts1);
 		ret = mmc_erase(test->card, dev_addr, sz >> 9, MMC_TRIM_ARG);
 		if (ret)
@@ -1649,7 +1640,7 @@ static int mmc_test_profile_trim_perf(struct mmc_test_card *test)
 		getnstimeofday(&ts2);
 		mmc_test_print_rate(test, sz, &ts1, &ts2);
 	}
-	dev_addr = test->area.dev_addr;
+	dev_addr = t->dev_addr;
 	getnstimeofday(&ts1);
 	ret = mmc_erase(test->card, dev_addr, sz >> 9, MMC_TRIM_ARG);
 	if (ret)
@@ -1661,12 +1652,13 @@ static int mmc_test_profile_trim_perf(struct mmc_test_card *test)
 
 static int mmc_test_seq_read_perf(struct mmc_test_card *test, unsigned long sz)
 {
+	struct mmc_test_area *t = &test->area;
 	unsigned int dev_addr, i, cnt;
 	struct timespec ts1, ts2;
 	int ret;
 
-	cnt = test->area.max_sz / sz;
-	dev_addr = test->area.dev_addr;
+	cnt = t->max_sz / sz;
+	dev_addr = t->dev_addr;
 	getnstimeofday(&ts1);
 	for (i = 0; i < cnt; i++) {
 		ret = mmc_test_area_io(test, sz, dev_addr, 0, 0, 0);
@@ -1684,20 +1676,22 @@ static int mmc_test_seq_read_perf(struct mmc_test_card *test, unsigned long sz)
  */
 static int mmc_test_profile_seq_read_perf(struct mmc_test_card *test)
 {
+	struct mmc_test_area *t = &test->area;
 	unsigned long sz;
 	int ret;
 
-	for (sz = 512; sz < test->area.max_tfr; sz <<= 1) {
+	for (sz = 512; sz < t->max_tfr; sz <<= 1) {
 		ret = mmc_test_seq_read_perf(test, sz);
 		if (ret)
 			return ret;
 	}
-	sz = test->area.max_tfr;
+	sz = t->max_tfr;
 	return mmc_test_seq_read_perf(test, sz);
 }
 
 static int mmc_test_seq_write_perf(struct mmc_test_card *test, unsigned long sz)
 {
+	struct mmc_test_area *t = &test->area;
 	unsigned int dev_addr, i, cnt;
 	struct timespec ts1, ts2;
 	int ret;
@@ -1705,8 +1699,8 @@ static int mmc_test_seq_write_perf(struct mmc_test_card *test, unsigned long sz)
 	ret = mmc_test_area_erase(test);
 	if (ret)
 		return ret;
-	cnt = test->area.max_sz / sz;
-	dev_addr = test->area.dev_addr;
+	cnt = t->max_sz / sz;
+	dev_addr = t->dev_addr;
 	getnstimeofday(&ts1);
 	for (i = 0; i < cnt; i++) {
 		ret = mmc_test_area_io(test, sz, dev_addr, 1, 0, 0);
@@ -1724,15 +1718,16 @@ static int mmc_test_seq_write_perf(struct mmc_test_card *test, unsigned long sz)
  */
 static int mmc_test_profile_seq_write_perf(struct mmc_test_card *test)
 {
+	struct mmc_test_area *t = &test->area;
 	unsigned long sz;
 	int ret;
 
-	for (sz = 512; sz < test->area.max_tfr; sz <<= 1) {
+	for (sz = 512; sz < t->max_tfr; sz <<= 1) {
 		ret = mmc_test_seq_write_perf(test, sz);
 		if (ret)
 			return ret;
 	}
-	sz = test->area.max_tfr;
+	sz = t->max_tfr;
 	return mmc_test_seq_write_perf(test, sz);
 }
 
@@ -1741,6 +1736,7 @@ static int mmc_test_profile_seq_write_perf(struct mmc_test_card *test)
  */
 static int mmc_test_profile_seq_trim_perf(struct mmc_test_card *test)
 {
+	struct mmc_test_area *t = &test->area;
 	unsigned long sz;
 	unsigned int dev_addr, i, cnt;
 	struct timespec ts1, ts2;
@@ -1752,15 +1748,15 @@ static int mmc_test_profile_seq_trim_perf(struct mmc_test_card *test)
 	if (!mmc_can_erase(test->card))
 		return RESULT_UNSUP_HOST;
 
-	for (sz = 512; sz <= test->area.max_sz; sz <<= 1) {
+	for (sz = 512; sz <= t->max_sz; sz <<= 1) {
 		ret = mmc_test_area_erase(test);
 		if (ret)
 			return ret;
 		ret = mmc_test_area_fill(test);
 		if (ret)
 			return ret;
-		cnt = test->area.max_sz / sz;
-		dev_addr = test->area.dev_addr;
+		cnt = t->max_sz / sz;
+		dev_addr = t->dev_addr;
 		getnstimeofday(&ts1);
 		for (i = 0; i < cnt; i++) {
 			ret = mmc_erase(test->card, dev_addr, sz >> 9,
@@ -1823,11 +1819,12 @@ static int mmc_test_rnd_perf(struct mmc_test_card *test, int write, int print,
 
 static int mmc_test_random_perf(struct mmc_test_card *test, int write)
 {
+	struct mmc_test_area *t = &test->area;
 	unsigned int next;
 	unsigned long sz;
 	int ret;
 
-	for (sz = 512; sz < test->area.max_tfr; sz <<= 1) {
+	for (sz = 512; sz < t->max_tfr; sz <<= 1) {
 		/*
 		 * When writing, try to get more consistent results by running
 		 * the test twice with exactly the same I/O but outputting the
@@ -1844,7 +1841,7 @@ static int mmc_test_random_perf(struct mmc_test_card *test, int write)
 		if (ret)
 			return ret;
 	}
-	sz = test->area.max_tfr;
+	sz = t->max_tfr;
 	if (write) {
 		next = rnd_next;
 		ret = mmc_test_rnd_perf(test, write, 0, sz);
@@ -1874,17 +1871,18 @@ static int mmc_test_random_write_perf(struct mmc_test_card *test)
 static int mmc_test_seq_perf(struct mmc_test_card *test, int write,
 			     unsigned int tot_sz, int max_scatter)
 {
+	struct mmc_test_area *t = &test->area;
 	unsigned int dev_addr, i, cnt, sz, ssz;
 	struct timespec ts1, ts2;
 	int ret;
 
-	sz = test->area.max_tfr;
+	sz = t->max_tfr;
+
 	/*
 	 * In the case of a maximally scattered transfer, the maximum transfer
 	 * size is further limited by using PAGE_SIZE segments.
 	 */
 	if (max_scatter) {
-		struct mmc_test_area *t = &test->area;
 		unsigned long max_tfr;
 
 		if (t->max_seg_sz >= PAGE_SIZE)