git.ipfire.org Git - thirdparty/openwrt.git/blob

   1 From f13ea6520720768a421b3e0dffd590f487b7a387 Mon Sep 17 00:00:00 2001
   2 From: Jonathan Bell <jonathan@raspberrypi.com>
   3 Date: Tue, 26 Mar 2024 13:39:47 +0000
   4 Subject: [PATCH] drivers: mmc: add debugfs entries for SD extension registers
   5
   6 Also report the card's supported queue depth in the message log.
   7
   8 Signed-off-by: Jonathan Bell <jonathan@raspberrypi.com>
   9 ---
  10  drivers/mmc/core/mmc.c | 4 ++--
  11  drivers/mmc/core/sd.c  | 9 ++++++---
  12  2 files changed, 8 insertions(+), 5 deletions(-)
  13
  14 --- a/drivers/mmc/core/mmc.c
  15 +++ b/drivers/mmc/core/mmc.c
  16 @@ -1915,8 +1915,8 @@ static int mmc_init_card(struct mmc_host
  17                         host->cqe_enabled = true;
  18
  19                         if (card->ext_csd.cmdq_en) {
  20 -                               pr_info("%s: Command Queue Engine enabled\n",
  21 -                                       mmc_hostname(host));
  22 +                               pr_info("%s: Command Queue Engine enabled, %u tags\n",
  23 +                                       mmc_hostname(host), card->ext_csd.cmdq_depth);
  24                         } else {
  25                                 host->hsq_enabled = true;
  26                                 pr_info("%s: Host Software Queue enabled\n",
  27 --- a/drivers/mmc/core/sd.c
  28 +++ b/drivers/mmc/core/sd.c
  29 @@ -710,7 +710,8 @@ MMC_DEV_ATTR(oemid, "0x%04x\n", card->ci
  30  MMC_DEV_ATTR(serial, "0x%08x\n", card->cid.serial);
  31  MMC_DEV_ATTR(ocr, "0x%08x\n", card->ocr);
  32  MMC_DEV_ATTR(rca, "0x%04x\n", card->rca);
  33 -
  34 +MMC_DEV_ATTR(ext_perf, "%02x\n", card->ext_perf.feature_support);
  35 +MMC_DEV_ATTR(ext_power, "%02x\n", card->ext_power.feature_support);
  36
  37  static ssize_t mmc_dsr_show(struct device *dev, struct device_attribute *attr,
  38                             char *buf)
  39 @@ -772,6 +773,8 @@ static struct attribute *sd_std_attrs[]
  40         &dev_attr_ocr.attr,
  41         &dev_attr_rca.attr,
  42         &dev_attr_dsr.attr,
  43 +       &dev_attr_ext_perf.attr,
  44 +       &dev_attr_ext_power.attr,
  45         NULL,
  46  };
  47
  48 @@ -1507,8 +1510,8 @@ cont:
  49                         host->cqe_enabled = true;
  50
  51                         if (card->ext_csd.cmdq_en) {
  52 -                               pr_info("%s: Command Queue Engine enabled\n",
  53 -                                       mmc_hostname(host));
  54 +                               pr_info("%s: Command Queue Engine enabled, %u tags\n",
  55 +                                       mmc_hostname(host), card->ext_csd.cmdq_depth);
  56                         } else {
  57                                 host->hsq_enabled = true;
  58                                 pr_info("%s: Host Software Queue enabled\n",