[PATCH] sdhci: on error print out SD CMD and CAPABILITY_1 Register

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More information should be shown when sdhci_dumpregs is called.


Knowing the command is useful for debugging.
Capability 1 is useful for sdio v3

Signed-off-by: Philip Rakity <prakity@xxxxxxxxxxx>
---
 drivers/mmc/host/sdhci.c |    5 ++++-
 drivers/mmc/host/sdhci.h |    2 +-
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index 9cb60ba..ea8472b 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -77,8 +77,11 @@ static void sdhci_dumpregs(struct sdhci_host *host)
 	printk(KERN_DEBUG DRIVER_NAME ": AC12 err: 0x%08x | Slot int: 0x%08x\n",
 		sdhci_readw(host, SDHCI_ACMD12_ERR),
 		sdhci_readw(host, SDHCI_SLOT_INT_STATUS));
-	printk(KERN_DEBUG DRIVER_NAME ": Caps:     0x%08x | Max curr: 0x%08x\n",
+	printk(KERN_DEBUG DRIVER_NAME ": Caps:     0x%08x | Caps_1:   0x%08x\n",
 		sdhci_readl(host, SDHCI_CAPABILITIES),
+		sdhci_readl(host, SDHCI_CAPABILITIES_1));
+	printk(KERN_DEBUG DRIVER_NAME ": Cmd:      0x%08x | Max curr: 0x%08x\n",
+		sdhci_readw(host, SDHCI_COMMAND),
 		sdhci_readl(host, SDHCI_MAX_CURRENT));
 
 	if (host->flags & SDHCI_USE_ADMA)
diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h
index bfcd611..38ae340 100644
--- a/drivers/mmc/host/sdhci.h
+++ b/drivers/mmc/host/sdhci.h
@@ -161,7 +161,7 @@
 #define  SDHCI_CAN_VDD_180	0x04000000
 #define  SDHCI_CAN_64BIT	0x10000000
 
-/* 44-47 reserved for more caps */
+#define SDHCI_CAPABILITIES_1	0x44
 
 #define SDHCI_MAX_CURRENT	0x48
 
-- 
1.6.0.4

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