d3a337a592
* updated SNAND/SNFI driver brings support for MT7981 * add support for MediaTek NAND Memory bad Block Management (NMBM) (not used for any boards atm, but could be useful in future) * wire up NMBM support for MT7622, MT7629, MT7981 and MT7986 * replace some local patches with updated version from SDK * bring some legacy precompiler symbols which haven't been converted into Kconfig symbols in U-Boot 2022.07, remove when bumbping to U-Boot 2022.10: 100-28-include-configs-mt7986-h-from-SDK.patch Source: https://github.com/mtk-openwrt/u-boot Signed-off-by: Daniel Golle <daniel@makrotopia.org>
79 lines
2.1 KiB
Diff
79 lines
2.1 KiB
Diff
From 793bed29e78cc54d989333d756fef51efaca4e56 Mon Sep 17 00:00:00 2001
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From: Weijie Gao <weijie.gao@mediatek.com>
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Date: Tue, 26 Jul 2022 09:29:18 +0800
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Subject: [PATCH 58/71] mmc: mtk-sd: add support to display verbose error log
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Add an option to enable debug log, and also display verbose error log for
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both command and data.
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Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
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---
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drivers/mmc/Kconfig | 8 ++++++++
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drivers/mmc/Makefile | 4 ++++
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drivers/mmc/mtk-sd.c | 24 +++++++++++++++---------
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3 files changed, 27 insertions(+), 9 deletions(-)
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--- a/drivers/mmc/Kconfig
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+++ b/drivers/mmc/Kconfig
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@@ -789,6 +789,14 @@ config MMC_MTK
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This is needed if support for any SD/SDIO/MMC devices is required.
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If unsure, say N.
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+config MMC_MTK_DEBUG
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+ bool "Display verbose error log"
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+ default n
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+ depends on MMC_MTK
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+ help
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+ Enable this option to allow verbose error log being displayed for
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+ debugging.
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+
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endif
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config FSL_ESDHC
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--- a/drivers/mmc/Makefile
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+++ b/drivers/mmc/Makefile
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@@ -84,3 +84,7 @@ obj-$(CONFIG_RENESAS_SDHI) += tmio-comm
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obj-$(CONFIG_MMC_BCM2835) += bcm2835_sdhost.o
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obj-$(CONFIG_MMC_MTK) += mtk-sd.o
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obj-$(CONFIG_MMC_SDHCI_F_SDH30) += f_sdh30.o
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+
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+ifdef CONFIG_MMC_MTK_DEBUG
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+CFLAGS_mtk-sd.o += -DDEBUG
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+endif
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--- a/drivers/mmc/mtk-sd.c
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+++ b/drivers/mmc/mtk-sd.c
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@@ -778,18 +778,24 @@ static int msdc_ops_send_cmd(struct udev
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if (cmd_ret &&
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!(cmd_ret == -EIO &&
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(cmd->cmdidx == MMC_CMD_SEND_TUNING_BLOCK ||
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- cmd->cmdidx == MMC_CMD_SEND_TUNING_BLOCK_HS200)))
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+ cmd->cmdidx == MMC_CMD_SEND_TUNING_BLOCK_HS200))) {
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+ dev_dbg(dev, "MSDC start command failure with %d, cmd=%d, arg=0x%x\n",
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+ cmd_ret, cmd->cmdidx, cmd->cmdarg);
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return cmd_ret;
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-
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- if (data) {
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- data_ret = msdc_start_data(host, data);
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- if (cmd_ret)
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- return cmd_ret;
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- else
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- return data_ret;
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}
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- return 0;
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+ if (!data)
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+ return cmd_ret;
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+
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+ data_ret = msdc_start_data(host, data);
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+ if (cmd_ret)
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+ return cmd_ret;
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+
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+ if (data_ret)
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+ dev_dbg(dev, "MSDC start data failure with %d, cmd=%d, arg=0x%x\n",
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+ data_ret, cmd->cmdidx, cmd->cmdarg);
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+
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+ return data_ret;
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}
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static void msdc_set_timeout(struct msdc_host *host, u32 ns, u32 clks)
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