[PATCH 3/4] mmc/sdhci-pci: use generic sdhci_set_bus_width()

Michał Mirosław
2017-08-09T20:36:07Z

Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
---
drivers/mmc/host/sdhci-pci-core.c | 30 +++---------------------------
1 file changed, 3 insertions(+), 27 deletions(-)

diff --git a/drivers/mmc/host/sdhci-pci-core.c b/drivers/mmc/host/sdhci-pci-core.c
index 92fc3f7c538d..dfe217e7fbfe 100644
--- a/drivers/mmc/host/sdhci-pci-core.c
+++ b/drivers/mmc/host/sdhci-pci-core.c
@@ -35,7 +35,6 @@
#include "sdhci-pci-o2micro.h"

static int sdhci_pci_enable_dma(struct sdhci_host *host);
-static void sdhci_pci_set_bus_width(struct sdhci_host *host, int width);
static void sdhci_pci_hw_reset(struct sdhci_host *host);

#ifdef CONFIG_PM_SLEEP
@@ -547,7 +546,7 @@ static const struct sdhci_ops sdhci_intel_byt_ops = {
.set_clock = sdhci_set_clock,
.set_power = sdhci_intel_set_power,
.enable_dma = sdhci_pci_enable_dma,
- .set_bus_width = sdhci_pci_set_bus_width,
+ .set_bus_width = sdhci_set_bus_width,
.reset = sdhci_reset,
.set_uhs_signaling = sdhci_set_uhs_signaling,
.hw_reset = sdhci_pci_hw_reset,
@@ -1159,7 +1158,7 @@ static int amd_probe(struct sdhci_pci_chip *chip)
static const struct sdhci_ops amd_sdhci_pci_ops = {
.set_clock = sdhci_set_clock,
.enable_dma = sdhci_pci_enable_dma,
- .set_bus_width = sdhci_pci_set_bus_width,
+ .set_bus_width = sdhci_set_bus_width,
.reset = sdhci_reset,
.set_uhs_signaling = sdhci_set_uhs_signaling,
.platform_execute_tuning = amd_execute_tuning,
@@ -1750,29 +1749,6 @@ static int sdhci_pci_enable_dma(struct sdhci_host *host)
return 0;
}

-static void sdhci_pci_set_bus_width(struct sdhci_host *host, int width)
-{
- u8 ctrl;
-
- ctrl = sdhci_readb(host, SDHCI_HOST_CONTROL);
-
- switch (width) {
- case MMC_BUS_WIDTH_8:
- ctrl |= SDHCI_CTRL_8BITBUS;
- ctrl &= ~SDHCI_CTRL_4BITBUS;
- break;
- case MMC_BUS_WIDTH_4:
- ctrl |= SDHCI_CTRL_4BITBUS;
- ctrl &= ~SDHCI_CTRL_8BITBUS;
- break;
- default:
- ctrl &= ~(SDHCI_CTRL_8BITBUS | SDHCI_CTRL_4BITBUS);
- break;
- }
-
- sdhci_writeb(host, ctrl, SDHCI_HOST_CONTROL);
-}
-
static void sdhci_pci_gpio_hw_reset(struct sdhci_host *host)
{
struct sdhci_pci_slot *slot = sdhci_priv(host);
@@ -1799,7 +1775,7 @@ static void sdhci_pci_hw_reset(struct sdhci_host *host)
static const struct sdhci_ops sdhci_pci_ops = {
.set_clock = sdhci_set_clock,
.enable_dma = sdhci_pci_enable_dma,
- .set_bus_width = sdhci_pci_set_bus_width,
+ .set_bus_width = sdhci_set_bus_width,
.reset = sdhci_reset,
.set_uhs_signaling = sdhci_set_uhs_signaling,
.hw_reset = sdhci_pci_hw_reset,
--
2.11.0