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drivers: mmc: add debugfs entries for SD extension registers

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Also report the card's supported queue depth in the message log.

Signed-off-by: Jonathan Bell <jonathan@raspberrypi.com>
This commit is contained in:
Jonathan Bell
2024-03-26 13:39:47 +00:00
committed by Dom Cobley
parent 8c4da4a5a4
commit 2518bd74f9
2 changed files with 8 additions and 5 deletions
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4
drivers/mmc/core/mmc.c
View File

@@ -1925,8 +1925,8 @@ static int mmc_init_card(struct mmc_host *host, u32 ocr,
host->cqe_enabled = true;
if (card->ext_csd.cmdq_en) {
pr_info("%s: Command Queue Engine enabled\n",
mmc_hostname(host));
pr_info("%s: Command Queue Engine enabled, %u tags\n",
mmc_hostname(host), card->ext_csd.cmdq_depth);
} else {
host->hsq_enabled = true;
pr_info("%s: Host Software Queue enabled\n",

9
drivers/mmc/core/sd.c
View File

@@ -730,7 +730,8 @@ MMC_DEV_ATTR(oemid, "0x%04x\n", card->cid.oemid);
MMC_DEV_ATTR(serial, "0x%08x\n", card->cid.serial);
MMC_DEV_ATTR(ocr, "0x%08x\n", card->ocr);
MMC_DEV_ATTR(rca, "0x%04x\n", card->rca);
MMC_DEV_ATTR(ext_perf, "%02x\n", card->ext_perf.feature_support);
MMC_DEV_ATTR(ext_power, "%02x\n", card->ext_power.feature_support);
static ssize_t mmc_dsr_show(struct device *dev, struct device_attribute *attr,
char *buf)
@@ -792,6 +793,8 @@ static struct attribute *sd_std_attrs[] = {
&dev_attr_ocr.attr,
&dev_attr_rca.attr,
&dev_attr_dsr.attr,
&dev_attr_ext_perf.attr,
&dev_attr_ext_power.attr,
NULL,
};
@@ -1533,8 +1536,8 @@ cont:
host->cqe_enabled = true;
if (card->ext_csd.cmdq_en) {
pr_info("%s: Command Queue Engine enabled\n",
mmc_hostname(host));
pr_info("%s: Command Queue Engine enabled, %u tags\n",
mmc_hostname(host), card->ext_csd.cmdq_depth);
} else {
host->hsq_enabled = true;
pr_info("%s: Host Software Queue enabled\n",