TononixOS/ubports_kernel_google_msm
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mmc: add prv , sec_count and rev attr for firmware version, revision and capacity check

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can be reached via cat
/sys/devices/platform/msm_sdcc.1/mmc_host/mmc0/mmc0:0001/prv
/sys/devices/platform/msm_sdcc.1/mmc_host/mmc0/mmc0:0001/rev
/sys/devices/platform/msm_sdcc.1/mmc_host/mmc0/mmc0:0001/sec_count

Change-Id: Ia16ad160ea469a637a1167baef6dcdfc67c8d902
Reviewed-on: http://mcrd1-5.corpnet.asus/code-review/master/63303
Reviewed-by: Hsuan-Chih Chen <hsuan-chih_chen@asus.com>
Tested-by: Hsuan-Chih Chen <hsuan-chih_chen@asus.com>
Reviewed-by: Sam hblee <Sam_hblee@asus.com>
Reviewed-on: http://mcrd1-5.corpnet.asus/code-review/master/67879
This commit is contained in:
hsuan-chih_chen
2012-12-03 20:20:49 +08:00
committed by Iliyan Malchev
parent a1c8bbd881
commit ad83fbde85
2 changed files with 8 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
drivers/mmc/core/mmc.c
View File

@@ -96,6 +96,7 @@ static int mmc_decode_cid(struct mmc_card *card)
card->cid.prod_name[3] = UNSTUFF_BITS(resp, 72, 8);
card->cid.prod_name[4] = UNSTUFF_BITS(resp, 64, 8);
card->cid.prod_name[5] = UNSTUFF_BITS(resp, 56, 8);
card->cid.prv = UNSTUFF_BITS(resp, 48, 8);
card->cid.serial = UNSTUFF_BITS(resp, 16, 32);
card->cid.month = UNSTUFF_BITS(resp, 12, 4);
card->cid.year = UNSTUFF_BITS(resp, 8, 4) + 1997;
@@ -632,6 +633,9 @@ MMC_DEV_ATTR(serial, "0x%08x\n", card->cid.serial);
MMC_DEV_ATTR(enhanced_area_offset, "%llu\n",
card->ext_csd.enhanced_area_offset);
MMC_DEV_ATTR(enhanced_area_size, "%u\n", card->ext_csd.enhanced_area_size);
MMC_DEV_ATTR(sec_count, "0x%x\n", card->ext_csd.sectors);
MMC_DEV_ATTR(prv, "0x%x\n", card->cid.prv);
MMC_DEV_ATTR(rev, "0x%x\n", card->ext_csd.rev);
static struct attribute *mmc_std_attrs[] = {
&dev_attr_cid.attr,
@@ -647,6 +651,9 @@ static struct attribute *mmc_std_attrs[] = {
&dev_attr_serial.attr,
&dev_attr_enhanced_area_offset.attr,
&dev_attr_enhanced_area_size.attr,
&dev_attr_sec_count.attr,
&dev_attr_prv.attr,
&dev_attr_rev.attr,
NULL,
};

1
include/linux/mmc/card.h
View File

@@ -23,6 +23,7 @@ struct mmc_cid {
unsigned char hwrev;
unsigned char fwrev;
unsigned char month;
unsigned int prv;
};
struct mmc_csd {