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Diffstat (limited to 'target/linux/brcm2708/patches-3.10/0026-Add-low-latency-mode-to-sdcard-driver.-Disable-with-.patch')
-rw-r--r--target/linux/brcm2708/patches-3.10/0026-Add-low-latency-mode-to-sdcard-driver.-Disable-with-.patch83
1 files changed, 47 insertions, 36 deletions
diff --git a/target/linux/brcm2708/patches-3.10/0026-Add-low-latency-mode-to-sdcard-driver.-Disable-with-.patch b/target/linux/brcm2708/patches-3.10/0026-Add-low-latency-mode-to-sdcard-driver.-Disable-with-.patch
index dfb61a6cdb..3f1188aac7 100644
--- a/target/linux/brcm2708/patches-3.10/0026-Add-low-latency-mode-to-sdcard-driver.-Disable-with-.patch
+++ b/target/linux/brcm2708/patches-3.10/0026-Add-low-latency-mode-to-sdcard-driver.-Disable-with-.patch
@@ -1,7 +1,7 @@
-From fc153c5cb49f20f5e9644d92b8be064ed9159a16 Mon Sep 17 00:00:00 2001
+From 4ec6de1f59d1f0b5ed9cfebf3c1b4080d7215dc2 Mon Sep 17 00:00:00 2001
From: popcornmix <popcornmix@gmail.com>
Date: Sun, 12 May 2013 12:27:48 +0100
-Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
+Subject: [PATCH 026/196] Add low-latency mode to sdcard driver. Disable with
sdhci-bcm2708.enable_llm=0. Thanks ddv2005.
---
@@ -11,6 +11,8 @@ Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
include/linux/mmc/sdhci.h | 1 +
4 files changed, 145 insertions(+), 44 deletions(-)
+diff --git a/drivers/mmc/host/sdhci-bcm2708.c b/drivers/mmc/host/sdhci-bcm2708.c
+index 7a703c2..7ce2829 100644
--- a/drivers/mmc/host/sdhci-bcm2708.c
+++ b/drivers/mmc/host/sdhci-bcm2708.c
@@ -135,6 +135,7 @@ static bool allow_highspeed = 1;
@@ -21,7 +23,7 @@ Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
#if 0
static void hptime_test(void)
-@@ -871,12 +872,11 @@ static irqreturn_t sdhci_bcm2708_dma_irq
+@@ -871,12 +872,11 @@ static irqreturn_t sdhci_bcm2708_dma_irq(int irq, void *dev_id)
struct sdhci_host *host = dev_id;
struct sdhci_bcm2708_priv *host_priv = SDHCI_HOST_PRIV(host);
u32 dma_cs; /* control and status register */
@@ -35,7 +37,7 @@ Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
dma_cs = readl(host_priv->dma_chan_base + BCM2708_DMA_CS);
-@@ -917,8 +917,7 @@ static irqreturn_t sdhci_bcm2708_dma_irq
+@@ -917,8 +917,7 @@ static irqreturn_t sdhci_bcm2708_dma_irq(int irq, void *dev_id)
result = IRQ_HANDLED;
}
@@ -45,7 +47,7 @@ Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
return result;
}
-@@ -1193,9 +1192,12 @@ static int sdhci_bcm2708_probe(struct pl
+@@ -1193,9 +1192,12 @@ static int sdhci_bcm2708_probe(struct platform_device *pdev)
sdhci_bcm2708_ops.missing_status = sdhci_bcm2708_missing_status;
}
@@ -58,7 +60,7 @@ Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
host->quirks = SDHCI_QUIRK_BROKEN_CARD_DETECTION |
SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK |
-@@ -1256,12 +1258,13 @@ static int sdhci_bcm2708_probe(struct pl
+@@ -1256,12 +1258,13 @@ static int sdhci_bcm2708_probe(struct platform_device *pdev)
}
host_priv->dma_chan = ret;
@@ -74,7 +76,7 @@ Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
DBG("DMA CBs %p handle %08X DMA%d %p DMA IRQ %d\n",
host_priv->cb_base, (unsigned)host_priv->cb_handle,
host_priv->dma_chan, host_priv->dma_chan_base,
-@@ -1384,6 +1387,7 @@ module_param(allow_highspeed, bool, 0444
+@@ -1384,6 +1387,7 @@ module_param(allow_highspeed, bool, 0444);
module_param(emmc_clock_freq, int, 0444);
module_param(sync_after_dma, bool, 0444);
module_param(missing_status, bool, 0444);
@@ -82,16 +84,18 @@ Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
MODULE_DESCRIPTION("Secure Digital Host Controller Interface platform driver");
MODULE_AUTHOR("Broadcom <info@broadcom.com>");
-@@ -1394,5 +1398,6 @@ MODULE_PARM_DESC(allow_highspeed, "Allow
+@@ -1394,5 +1398,6 @@ MODULE_PARM_DESC(allow_highspeed, "Allow high speed transfers modes");
MODULE_PARM_DESC(emmc_clock_freq, "Specify the speed of emmc clock");
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(enable_llm, "Enable low-latency mode");
+diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
+index 179e83e..470860b 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
-@@ -124,6 +124,91 @@ static void sdhci_dumpregs(struct sdhci_
+@@ -124,6 +124,91 @@ static void sdhci_dumpregs(struct sdhci_host *host)
* Low level functions *
* *
\*****************************************************************************/
@@ -183,7 +187,7 @@ Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
static void sdhci_clear_set_irqs(struct sdhci_host *host, u32 clear, u32 set)
{
-@@ -289,7 +374,7 @@ static void sdhci_led_control(struct led
+@@ -289,7 +374,7 @@ static void sdhci_led_control(struct led_classdev *led,
struct sdhci_host *host = container_of(led, struct sdhci_host, led);
unsigned long flags;
@@ -192,7 +196,7 @@ Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
if (host->runtime_suspended)
goto out;
-@@ -299,7 +384,7 @@ static void sdhci_led_control(struct led
+@@ -299,7 +384,7 @@ static void sdhci_led_control(struct led_classdev *led,
else
sdhci_activate_led(host);
out:
@@ -201,7 +205,7 @@ Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
}
#endif
-@@ -1007,7 +1092,9 @@ static void sdhci_send_command(struct sd
+@@ -1007,7 +1092,9 @@ static void sdhci_send_command(struct sdhci_host *host, struct mmc_command *cmd)
return;
}
timeout--;
@@ -221,7 +225,7 @@ Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
}
clk |= SDHCI_CLOCK_CARD_EN;
-@@ -1330,7 +1419,7 @@ static void sdhci_request(struct mmc_hos
+@@ -1330,7 +1419,7 @@ static void sdhci_request(struct mmc_host *mmc, struct mmc_request *mrq)
sdhci_runtime_pm_get(host);
@@ -230,7 +234,7 @@ Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
WARN_ON(host->mrq != NULL);
-@@ -1388,9 +1477,9 @@ static void sdhci_request(struct mmc_hos
+@@ -1388,9 +1477,9 @@ static void sdhci_request(struct mmc_host *mmc, struct mmc_request *mrq)
mmc->card->type == MMC_TYPE_MMC ?
MMC_SEND_TUNING_BLOCK_HS200 :
MMC_SEND_TUNING_BLOCK;
@@ -242,7 +246,7 @@ Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
/* Restore original mmc_request structure */
host->mrq = mrq;
-@@ -1404,7 +1493,7 @@ static void sdhci_request(struct mmc_hos
+@@ -1404,7 +1493,7 @@ static void sdhci_request(struct mmc_host *mmc, struct mmc_request *mrq)
}
mmiowb();
@@ -251,7 +255,7 @@ Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
}
static void sdhci_do_set_ios(struct sdhci_host *host, struct mmc_ios *ios)
-@@ -1413,10 +1502,10 @@ static void sdhci_do_set_ios(struct sdhc
+@@ -1413,10 +1502,10 @@ static void sdhci_do_set_ios(struct sdhci_host *host, struct mmc_ios *ios)
int vdd_bit = -1;
u8 ctrl;
@@ -264,7 +268,7 @@ Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
if (host->vmmc && ios->power_mode == MMC_POWER_OFF)
mmc_regulator_set_ocr(host->mmc, host->vmmc, 0);
return;
-@@ -1443,9 +1532,9 @@ static void sdhci_do_set_ios(struct sdhc
+@@ -1443,9 +1532,9 @@ static void sdhci_do_set_ios(struct sdhci_host *host, struct mmc_ios *ios)
vdd_bit = sdhci_set_power(host, ios->vdd);
if (host->vmmc && vdd_bit != -1) {
@@ -276,7 +280,7 @@ Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
}
if (host->ops->platform_send_init_74_clocks)
-@@ -1583,7 +1672,7 @@ static void sdhci_do_set_ios(struct sdhc
+@@ -1583,7 +1672,7 @@ static void sdhci_do_set_ios(struct sdhci_host *host, struct mmc_ios *ios)
sdhci_reset(host, SDHCI_RESET_CMD | SDHCI_RESET_DATA);
mmiowb();
@@ -285,7 +289,7 @@ Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
}
static void sdhci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
-@@ -1631,7 +1720,7 @@ static int sdhci_check_ro(struct sdhci_h
+@@ -1631,7 +1720,7 @@ static int sdhci_check_ro(struct sdhci_host *host)
unsigned long flags;
int is_readonly;
@@ -294,7 +298,7 @@ Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
if (host->flags & SDHCI_DEVICE_DEAD)
is_readonly = 0;
-@@ -1641,7 +1730,7 @@ static int sdhci_check_ro(struct sdhci_h
+@@ -1641,7 +1730,7 @@ static int sdhci_check_ro(struct sdhci_host *host)
is_readonly = !(sdhci_readl(host, SDHCI_PRESENT_STATE)
& SDHCI_WRITE_PROTECT);
@@ -303,7 +307,7 @@ Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
/* This quirk needs to be replaced by a callback-function later */
return host->quirks & SDHCI_QUIRK_INVERTED_WRITE_PROTECT ?
-@@ -1714,9 +1803,9 @@ static void sdhci_enable_sdio_irq(struct
+@@ -1714,9 +1803,9 @@ static void sdhci_enable_sdio_irq(struct mmc_host *mmc, int enable)
struct sdhci_host *host = mmc_priv(mmc);
unsigned long flags;
@@ -315,7 +319,7 @@ Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
}
static int sdhci_do_start_signal_voltage_switch(struct sdhci_host *host,
-@@ -2060,7 +2149,7 @@ static void sdhci_card_event(struct mmc_
+@@ -2060,7 +2149,7 @@ static void sdhci_card_event(struct mmc_host *mmc)
struct sdhci_host *host = mmc_priv(mmc);
unsigned long flags;
@@ -324,7 +328,7 @@ Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
/* Check host->mrq first in case we are runtime suspended */
if (host->mrq &&
-@@ -2077,7 +2166,7 @@ static void sdhci_card_event(struct mmc_
+@@ -2077,7 +2166,7 @@ static void sdhci_card_event(struct mmc_host *mmc)
tasklet_schedule(&host->finish_tasklet);
}
@@ -333,7 +337,7 @@ Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
}
static const struct mmc_host_ops sdhci_ops = {
-@@ -2116,14 +2205,14 @@ static void sdhci_tasklet_finish(unsigne
+@@ -2116,14 +2205,14 @@ static void sdhci_tasklet_finish(unsigned long param)
host = (struct sdhci_host*)param;
@@ -350,7 +354,7 @@ Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
return;
}
-@@ -2161,7 +2250,7 @@ static void sdhci_tasklet_finish(unsigne
+@@ -2161,7 +2250,7 @@ static void sdhci_tasklet_finish(unsigned long param)
#endif
mmiowb();
@@ -359,7 +363,7 @@ Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
mmc_request_done(host->mmc, mrq);
sdhci_runtime_pm_put(host);
-@@ -2174,7 +2263,7 @@ static void sdhci_timeout_timer(unsigned
+@@ -2174,7 +2263,7 @@ static void sdhci_timeout_timer(unsigned long data)
host = (struct sdhci_host*)data;
@@ -368,7 +372,7 @@ Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
if (host->mrq) {
pr_err("%s: Timeout waiting for hardware "
-@@ -2195,7 +2284,7 @@ static void sdhci_timeout_timer(unsigned
+@@ -2195,7 +2284,7 @@ static void sdhci_timeout_timer(unsigned long data)
}
mmiowb();
@@ -377,7 +381,7 @@ Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
}
static void sdhci_tuning_timer(unsigned long data)
-@@ -2205,11 +2294,11 @@ static void sdhci_tuning_timer(unsigned
+@@ -2205,11 +2294,11 @@ static void sdhci_tuning_timer(unsigned long data)
host = (struct sdhci_host *)data;
@@ -391,7 +395,7 @@ Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
}
/*****************************************************************************\
-@@ -2433,10 +2522,10 @@ static irqreturn_t sdhci_irq(int irq, vo
+@@ -2433,10 +2522,10 @@ static irqreturn_t sdhci_irq(int irq, void *dev_id)
u32 intmask, unexpected = 0;
int cardint = 0, max_loops = 16;
@@ -413,7 +417,7 @@ Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
if (unexpected) {
pr_err("%s: Unexpected interrupt 0x%08x.\n",
-@@ -2702,15 +2791,15 @@ int sdhci_runtime_suspend_host(struct sd
+@@ -2702,15 +2791,15 @@ int sdhci_runtime_suspend_host(struct sdhci_host *host)
host->flags &= ~SDHCI_NEEDS_RETUNING;
}
@@ -433,7 +437,7 @@ Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
return ret;
}
-@@ -2736,16 +2825,16 @@ int sdhci_runtime_resume_host(struct sdh
+@@ -2736,16 +2825,16 @@ int sdhci_runtime_resume_host(struct sdhci_host *host)
sdhci_do_start_signal_voltage_switch(host, &host->mmc->ios);
if ((host_flags & SDHCI_PV_ENABLED) &&
!(host->quirks2 & SDHCI_QUIRK2_PRESET_VALUE_BROKEN)) {
@@ -453,7 +457,7 @@ Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
host->runtime_suspended = false;
-@@ -2756,7 +2845,7 @@ int sdhci_runtime_resume_host(struct sdh
+@@ -2756,7 +2845,7 @@ int sdhci_runtime_resume_host(struct sdhci_host *host)
/* Enable Card Detection */
sdhci_enable_card_detection(host);
@@ -462,7 +466,7 @@ Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
return ret;
}
-@@ -3248,7 +3337,7 @@ int sdhci_add_host(struct sdhci_host *ho
+@@ -3248,7 +3337,7 @@ int sdhci_add_host(struct sdhci_host *host)
host->tuning_timer.function = sdhci_tuning_timer;
}
@@ -471,7 +475,7 @@ Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
mmc_hostname(mmc), host);
if (ret) {
pr_err("%s: Failed to request IRQ %d: %d\n",
-@@ -3312,7 +3401,7 @@ void sdhci_remove_host(struct sdhci_host
+@@ -3312,7 +3401,7 @@ void sdhci_remove_host(struct sdhci_host *host, int dead)
unsigned long flags;
if (dead) {
@@ -480,7 +484,7 @@ Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
host->flags |= SDHCI_DEVICE_DEAD;
-@@ -3324,7 +3413,7 @@ void sdhci_remove_host(struct sdhci_host
+@@ -3324,7 +3413,7 @@ void sdhci_remove_host(struct sdhci_host *host, int dead)
tasklet_schedule(&host->finish_tasklet);
}
@@ -489,9 +493,11 @@ Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
}
sdhci_disable_card_detection(host);
+diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h
+index f90574e..cc393af 100644
--- a/drivers/mmc/host/sdhci.h
+++ b/drivers/mmc/host/sdhci.h
-@@ -441,4 +441,10 @@ extern int sdhci_runtime_suspend_host(st
+@@ -441,4 +441,10 @@ extern int sdhci_runtime_suspend_host(struct sdhci_host *host);
extern int sdhci_runtime_resume_host(struct sdhci_host *host);
#endif
@@ -502,6 +508,8 @@ Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
+
+
#endif /* __SDHCI_HW_H */
+diff --git a/include/linux/mmc/sdhci.h b/include/linux/mmc/sdhci.h
+index f3a39c1..58bfab0 100644
--- a/include/linux/mmc/sdhci.h
+++ b/include/linux/mmc/sdhci.h
@@ -97,6 +97,7 @@ struct sdhci_host {
@@ -512,3 +520,6 @@ Subject: [PATCH 026/174] Add low-latency mode to sdcard driver. Disable with
void __iomem *ioaddr; /* Mapped address */
const struct sdhci_ops *ops; /* Low level hw interface */
+--
+1.9.1
+
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-12 04:55:25 +0000