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Date:      Fri, 17 Mar 2017 22:57:37 +0000 (UTC)
From:      Marius Strobl <marius@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r315466 - in head/sys/dev: mmc sdhci
Message-ID:  <201703172257.v2HMvbXp078389@repo.freebsd.org>

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Author: marius
Date: Fri Mar 17 22:57:37 2017
New Revision: 315466
URL: https://svnweb.freebsd.org/changeset/base/315466

Log:
  Again, fixes regarding style(4), to comments, includes and unused
  parameters.

Modified:
  head/sys/dev/mmc/bridge.h
  head/sys/dev/mmc/mmc.c
  head/sys/dev/mmc/mmcbr_if.m
  head/sys/dev/sdhci/sdhci.c
  head/sys/dev/sdhci/sdhci_acpi.c
  head/sys/dev/sdhci/sdhci_if.m
  head/sys/dev/sdhci/sdhci_pci.c

Modified: head/sys/dev/mmc/bridge.h
==============================================================================
--- head/sys/dev/mmc/bridge.h	Fri Mar 17 22:02:02 2017	(r315465)
+++ head/sys/dev/mmc/bridge.h	Fri Mar 17 22:57:37 2017	(r315466)
@@ -111,7 +111,7 @@ enum mmc_bus_timing {
 
 struct mmc_ios {
 	uint32_t	clock;	/* Speed of the clock in Hz to move data */
-	enum mmc_vdd	vdd;	/* Voltage to apply to the power pins/ */
+	enum mmc_vdd	vdd;	/* Voltage to apply to the power pins */
 	enum mmc_bus_mode bus_mode;
 	enum mmc_chip_select chip_select;
 	enum mmc_bus_width bus_width;

Modified: head/sys/dev/mmc/mmc.c
==============================================================================
--- head/sys/dev/mmc/mmc.c	Fri Mar 17 22:02:02 2017	(r315465)
+++ head/sys/dev/mmc/mmc.c	Fri Mar 17 22:57:37 2017	(r315466)
@@ -792,6 +792,7 @@ mmc_get_bits(uint32_t *bits, int bit_len
 	const int i = (bit_len / 32) - (start / 32) - 1;
 	const int shift = start & 31;
 	uint32_t retval = bits[i] >> shift;
+
 	if (size + shift > 32)
 		retval |= bits[i - 1] << (32 - shift);
 	return (retval & ((1llu << size) - 1));
@@ -1464,7 +1465,7 @@ mmc_rescan_cards(struct mmc_softc *sc)
 		return;
 	for (i = 0; i < devcount; i++) {
 		ivar = device_get_ivars(devlist[i]);
-		if (mmc_select_card(sc, ivar->rca)) {
+		if (mmc_select_card(sc, ivar->rca) != MMC_ERR_NONE) {
 			if (bootverbose || mmc_debug)
 				device_printf(sc->dev,
 				    "Card at relative address %d lost.\n",

Modified: head/sys/dev/mmc/mmcbr_if.m
==============================================================================
--- head/sys/dev/mmc/mmcbr_if.m	Fri Mar 17 22:02:02 2017	(r315465)
+++ head/sys/dev/mmc/mmcbr_if.m	Fri Mar 17 22:57:37 2017	(r315466)
@@ -65,8 +65,9 @@
 INTERFACE mmcbr;
 
 #
-# Called by the mmcbus to setup the IO pins correctly, the voltage to use
-# for the card, the type of selects, power modes and bus width.
+# Called by the mmcbus to set up the IO pins correctly, the common/core
+# supply voltage (VDD/VCC) to use for the device, the clock frequency, the
+# type of SPI chip select, power mode and bus width.
 #
 METHOD int update_ios {
 	device_t	brdev;
@@ -76,8 +77,8 @@ METHOD int update_ios {
 #
 # Called by the mmcbus or its children to schedule a mmc request.  These
 # requests are queued.  Time passes.  The bridge then gets notification
-# of the status of request, who then notifies the requesting device via
-# the xfer_done mmcbus method.
+# of the status of the request, who then notifies the requesting device
+# by calling the completion function supplied as part of the request.
 #
 METHOD int request {
 	device_t	brdev;

Modified: head/sys/dev/sdhci/sdhci.c
==============================================================================
--- head/sys/dev/sdhci/sdhci.c	Fri Mar 17 22:02:02 2017	(r315465)
+++ head/sys/dev/sdhci/sdhci.c	Fri Mar 17 22:57:37 2017	(r315466)
@@ -309,9 +309,8 @@ sdhci_set_clock(struct sdhci_slot *slot,
 		}
 		/* Divider 1:1 is 0x00, 2:1 is 0x01, 256:1 is 0x80 ... */
 		div >>= 1;
-	}
-	else {
-		/* Version 3.0 divisors are multiples of two up to 1023*2 */
+	} else {
+		/* Version 3.0 divisors are multiples of two up to 1023 * 2 */
 		if (clock >= clk_base)
 			div = 0;
 		else {
@@ -1349,7 +1348,7 @@ sdhci_data_irq(struct sdhci_slot *slot, 
 	if (intmask & SDHCI_INT_DMA_END) {
 		data = slot->curcmd->data;
 
-		/* Unload DMA buffer... */
+		/* Unload DMA buffer ... */
 		left = data->len - slot->offset;
 		if (data->flags & MMC_DATA_READ) {
 			bus_dmamap_sync(slot->dmatag, slot->dmamap,

Modified: head/sys/dev/sdhci/sdhci_acpi.c
==============================================================================
--- head/sys/dev/sdhci/sdhci_acpi.c	Fri Mar 17 22:02:02 2017	(r315465)
+++ head/sys/dev/sdhci/sdhci_acpi.c	Fri Mar 17 22:57:37 2017	(r315466)
@@ -87,7 +87,8 @@ static void sdhci_acpi_intr(void *arg);
 static int sdhci_acpi_detach(device_t dev);
 
 static uint8_t
-sdhci_acpi_read_1(device_t dev, struct sdhci_slot *slot, bus_size_t off)
+sdhci_acpi_read_1(device_t dev, struct sdhci_slot *slot __unused,
+    bus_size_t off)
 {
 	struct sdhci_acpi_softc *sc = device_get_softc(dev);
 
@@ -97,8 +98,8 @@ sdhci_acpi_read_1(device_t dev, struct s
 }
 
 static void
-sdhci_acpi_write_1(device_t dev, struct sdhci_slot *slot, bus_size_t off,
-    uint8_t val)
+sdhci_acpi_write_1(device_t dev, struct sdhci_slot *slot __unused,
+    bus_size_t off, uint8_t val)
 {
 	struct sdhci_acpi_softc *sc = device_get_softc(dev);
 
@@ -108,7 +109,8 @@ sdhci_acpi_write_1(device_t dev, struct 
 }
 
 static uint16_t
-sdhci_acpi_read_2(device_t dev, struct sdhci_slot *slot, bus_size_t off)
+sdhci_acpi_read_2(device_t dev, struct sdhci_slot *slot __unused,
+    bus_size_t off)
 {
 	struct sdhci_acpi_softc *sc = device_get_softc(dev);
 
@@ -118,8 +120,8 @@ sdhci_acpi_read_2(device_t dev, struct s
 }
 
 static void
-sdhci_acpi_write_2(device_t dev, struct sdhci_slot *slot, bus_size_t off,
-    uint16_t val)
+sdhci_acpi_write_2(device_t dev, struct sdhci_slot *slot __unused,
+    bus_size_t off, uint16_t val)
 {
 	struct sdhci_acpi_softc *sc = device_get_softc(dev);
 
@@ -129,7 +131,8 @@ sdhci_acpi_write_2(device_t dev, struct 
 }
 
 static uint32_t
-sdhci_acpi_read_4(device_t dev, struct sdhci_slot *slot, bus_size_t off)
+sdhci_acpi_read_4(device_t dev, struct sdhci_slot *slot __unused,
+    bus_size_t off)
 {
 	struct sdhci_acpi_softc *sc = device_get_softc(dev);
 
@@ -139,8 +142,8 @@ sdhci_acpi_read_4(device_t dev, struct s
 }
 
 static void
-sdhci_acpi_write_4(device_t dev, struct sdhci_slot *slot, bus_size_t off,
-    uint32_t val)
+sdhci_acpi_write_4(device_t dev, struct sdhci_slot *slot __unused,
+    bus_size_t off, uint32_t val)
 {
 	struct sdhci_acpi_softc *sc = device_get_softc(dev);
 
@@ -150,7 +153,7 @@ sdhci_acpi_write_4(device_t dev, struct 
 }
 
 static void
-sdhci_acpi_read_multi_4(device_t dev, struct sdhci_slot *slot,
+sdhci_acpi_read_multi_4(device_t dev, struct sdhci_slot *slot __unused,
     bus_size_t off, uint32_t *data, bus_size_t count)
 {
 	struct sdhci_acpi_softc *sc = device_get_softc(dev);
@@ -159,7 +162,7 @@ sdhci_acpi_read_multi_4(device_t dev, st
 }
 
 static void
-sdhci_acpi_write_multi_4(device_t dev, struct sdhci_slot *slot,
+sdhci_acpi_write_multi_4(device_t dev, struct sdhci_slot *slot __unused,
     bus_size_t off, uint32_t *data, bus_size_t count)
 {
 	struct sdhci_acpi_softc *sc = device_get_softc(dev);

Modified: head/sys/dev/sdhci/sdhci_if.m
==============================================================================
--- head/sys/dev/sdhci/sdhci_if.m	Fri Mar 17 22:02:02 2017	(r315465)
+++ head/sys/dev/sdhci/sdhci_if.m	Fri Mar 17 22:57:37 2017	(r315466)
@@ -59,22 +59,13 @@
 #
 
 #include <sys/types.h>
-#include <sys/systm.h>
-#include <sys/lock.h>
-#include <sys/mutex.h>
+#include <sys/bus.h>
 #include <sys/sysctl.h>
 #include <sys/taskqueue.h>
 
-#include <machine/bus.h>
-
 #include <dev/mmc/bridge.h>
-#include <dev/mmc/mmcreg.h>
 #include <dev/sdhci/sdhci.h>
 
-CODE {
-	struct sdhci_slot;
-}
-
 INTERFACE sdhci;
 
 METHOD uint8_t read_1 {

Modified: head/sys/dev/sdhci/sdhci_pci.c
==============================================================================
--- head/sys/dev/sdhci/sdhci_pci.c	Fri Mar 17 22:02:02 2017	(r315465)
+++ head/sys/dev/sdhci/sdhci_pci.c	Fri Mar 17 22:57:37 2017	(r315466)
@@ -147,7 +147,7 @@ SYSCTL_INT(_hw_sdhci, OID_AUTO, enable_m
     0, "Enable MSI interrupts");
 
 static uint8_t
-sdhci_pci_read_1(device_t dev, struct sdhci_slot *slot, bus_size_t off)
+sdhci_pci_read_1(device_t dev, struct sdhci_slot *slot __unused, bus_size_t off)
 {
 	struct sdhci_pci_softc *sc = device_get_softc(dev);
 
@@ -157,8 +157,8 @@ sdhci_pci_read_1(device_t dev, struct sd
 }
 
 static void
-sdhci_pci_write_1(device_t dev, struct sdhci_slot *slot, bus_size_t off,
-    uint8_t val)
+sdhci_pci_write_1(device_t dev, struct sdhci_slot *slot __unused,
+    bus_size_t off, uint8_t val)
 {
 	struct sdhci_pci_softc *sc = device_get_softc(dev);
 
@@ -168,7 +168,7 @@ sdhci_pci_write_1(device_t dev, struct s
 }
 
 static uint16_t
-sdhci_pci_read_2(device_t dev, struct sdhci_slot *slot, bus_size_t off)
+sdhci_pci_read_2(device_t dev, struct sdhci_slot *slot __unused, bus_size_t off)
 {
 	struct sdhci_pci_softc *sc = device_get_softc(dev);
 
@@ -178,8 +178,8 @@ sdhci_pci_read_2(device_t dev, struct sd
 }
 
 static void
-sdhci_pci_write_2(device_t dev, struct sdhci_slot *slot, bus_size_t off,
-    uint16_t val)
+sdhci_pci_write_2(device_t dev, struct sdhci_slot *slot __unused,
+    bus_size_t off, uint16_t val)
 {
 	struct sdhci_pci_softc *sc = device_get_softc(dev);
 
@@ -189,7 +189,7 @@ sdhci_pci_write_2(device_t dev, struct s
 }
 
 static uint32_t
-sdhci_pci_read_4(device_t dev, struct sdhci_slot *slot, bus_size_t off)
+sdhci_pci_read_4(device_t dev, struct sdhci_slot *slot __unused, bus_size_t off)
 {
 	struct sdhci_pci_softc *sc = device_get_softc(dev);
 
@@ -199,8 +199,8 @@ sdhci_pci_read_4(device_t dev, struct sd
 }
 
 static void
-sdhci_pci_write_4(device_t dev, struct sdhci_slot *slot, bus_size_t off,
-    uint32_t val)
+sdhci_pci_write_4(device_t dev, struct sdhci_slot *slot __unused,
+    bus_size_t off, uint32_t val)
 {
 	struct sdhci_pci_softc *sc = device_get_softc(dev);
 
@@ -210,7 +210,7 @@ sdhci_pci_write_4(device_t dev, struct s
 }
 
 static void
-sdhci_pci_read_multi_4(device_t dev, struct sdhci_slot *slot,
+sdhci_pci_read_multi_4(device_t dev, struct sdhci_slot *slot __unused,
     bus_size_t off, uint32_t *data, bus_size_t count)
 {
 	struct sdhci_pci_softc *sc = device_get_softc(dev);
@@ -219,7 +219,7 @@ sdhci_pci_read_multi_4(device_t dev, str
 }
 
 static void
-sdhci_pci_write_multi_4(device_t dev, struct sdhci_slot *slot,
+sdhci_pci_write_multi_4(device_t dev, struct sdhci_slot *slot __unused,
     bus_size_t off, uint32_t *data, bus_size_t count)
 {
 	struct sdhci_pci_softc *sc = device_get_softc(dev);



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