openwrt/target/linux/brcm2708/patches-3.10/0063-mmc-suppress-sdcard-warnings-we-are-happy-about-by-d.patch
Florian Fainelli 6918ea2484 brcm2708: update 3.10 patches with raspberrypi/rpi-3.10.y of 27 Apr. 2014
Update the 3.10 rasperry patches by rebasing raspberry/rpi-3.10-y
against linux-stable/v3.10.49.

Signed-off-by: Florian Fainelli <florian@openwrt.org>

SVN-Revision: 42678
2014-09-27 19:10:51 +00:00

69 lines
2.5 KiB
Diff

From c20b5189fa65427d6a9f2e70f7f8f2c485d21296 Mon Sep 17 00:00:00 2001
From: popcornmix <popcornmix@gmail.com>
Date: Fri, 10 May 2013 19:42:38 +0100
Subject: [PATCH 063/196] mmc: suppress sdcard warnings we are happy about by
default
---
drivers/mmc/host/sdhci-bcm2708.c | 11 +++++++++--
1 file changed, 9 insertions(+), 2 deletions(-)
diff --git a/drivers/mmc/host/sdhci-bcm2708.c b/drivers/mmc/host/sdhci-bcm2708.c
index 3556ed3..c2409b9 100644
--- a/drivers/mmc/host/sdhci-bcm2708.c
+++ b/drivers/mmc/host/sdhci-bcm2708.c
@@ -139,6 +139,7 @@ static bool sync_after_dma = 1;
static bool missing_status = 1;
static bool spurious_crc_acmd51 = 0;
bool enable_llm = 1;
+bool extra_messages = 0;
#if 0
static void hptime_test(void)
@@ -672,13 +673,16 @@ sdhci_bcm2708_platdma_reset(struct sdhci_host *host, struct mmc_data *data)
cs = readl(host_priv->dma_chan_base + BCM2708_DMA_CS);
if (!(BCM2708_DMA_ACTIVE & cs))
- printk(KERN_INFO "%s: missed completion of "
+ {
+ if (extra_messages)
+ printk(KERN_INFO "%s: missed completion of "
"cmd %d DMA (%d/%d [%d]/[%d]) - "
"ignoring it\n",
mmc_hostname(host->mmc),
host->last_cmdop,
host_priv->sg_done, sg_todo,
host_priv->sg_ix+1, sg_len);
+ }
else
printk(KERN_INFO "%s: resetting ongoing cmd %d"
"DMA before %d/%d [%d]/[%d] complete\n",
@@ -903,7 +907,8 @@ static irqreturn_t sdhci_bcm2708_dma_irq(int irq, void *dev_id)
if (!host_priv->dma_wanted) {
/* ignore this interrupt - it was reset */
- printk(KERN_INFO "%s: DMA IRQ %X ignored - "
+ if (extra_messages)
+ printk(KERN_INFO "%s: DMA IRQ %X ignored - "
"results were reset\n",
mmc_hostname(host->mmc), dma_cs);
#ifdef CHECK_DMA_USE
@@ -1397,6 +1402,7 @@ module_param(missing_status, bool, 0444);
module_param(spurious_crc_acmd51, bool, 0444);
module_param(enable_llm, bool, 0444);
module_param(cycle_delay, int, 0444);
+module_param(extra_messages, bool, 0444);
MODULE_DESCRIPTION("Secure Digital Host Controller Interface platform driver");
MODULE_AUTHOR("Broadcom <info@broadcom.com>");
@@ -1409,5 +1415,6 @@ MODULE_PARM_DESC(sync_after_dma, "Block in driver until dma complete");
MODULE_PARM_DESC(missing_status, "Use the missing status quirk");
MODULE_PARM_DESC(spurious_crc_acmd51, "Use the spurious crc quirk for reading SCR (ACMD51)");
MODULE_PARM_DESC(enable_llm, "Enable low-latency mode");
+MODULE_PARM_DESC(extra_messages, "Enable more sdcard warning messages");
--
1.9.1