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Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net

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Just several instances of overlapping changes.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller
2016-07-23 19:31:37 -04:00
parent d95a93a9b7 107df03203
commit de0ba9a0d8
276 changed files with 2473 additions and 1311 deletions
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85
drivers/net/usb/r8152.c
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@@ -26,6 +26,7 @@
#include <linux/mdio.h>
#include <linux/usb/cdc.h>
#include <linux/suspend.h>
#include <linux/acpi.h>
/* Information for net-next */
#define NETNEXT_VERSION "08"
@@ -460,6 +461,11 @@
/* SRAM_IMPEDANCE */
#define RX_DRIVING_MASK 0x6000
/* MAC PASSTHRU */
#define AD_MASK 0xfee0
#define EFUSE 0xcfdb
#define PASS_THRU_MASK 0x1
enum rtl_register_content {
_1000bps = 0x10,
_100bps = 0x08,
@@ -1040,6 +1046,65 @@ out1:
return ret;
}
/* Devices containing RTL8153-AD can support a persistent
* host system provided MAC address.
* Examples of this are Dell TB15 and Dell WD15 docks
*/
static int vendor_mac_passthru_addr_read(struct r8152 *tp, struct sockaddr *sa)
{
acpi_status status;
struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
union acpi_object *obj;
int ret = -EINVAL;
u32 ocp_data;
unsigned char buf[6];
/* test for -AD variant of RTL8153 */
ocp_data = ocp_read_word(tp, MCU_TYPE_USB, USB_MISC_0);
if ((ocp_data & AD_MASK) != 0x1000)
return -ENODEV;
/* test for MAC address pass-through bit */
ocp_data = ocp_read_byte(tp, MCU_TYPE_USB, EFUSE);
if ((ocp_data & PASS_THRU_MASK) != 1)
return -ENODEV;
/* returns _AUXMAC_#AABBCCDDEEFF# */
status = acpi_evaluate_object(NULL, "\\_SB.AMAC", NULL, &buffer);
obj = (union acpi_object *)buffer.pointer;
if (!ACPI_SUCCESS(status))
return -ENODEV;
if (obj->type != ACPI_TYPE_BUFFER || obj->string.length != 0x17) {
netif_warn(tp, probe, tp->netdev,
"Invalid buffer when reading pass-thru MAC addr: "
"(%d, %d)\n",
obj->type, obj->string.length);
goto amacout;
}
if (strncmp(obj->string.pointer, "_AUXMAC_#", 9) != 0 ||
strncmp(obj->string.pointer + 0x15, "#", 1) != 0) {
netif_warn(tp, probe, tp->netdev,
"Invalid header when reading pass-thru MAC addr\n");
goto amacout;
}
ret = hex2bin(buf, obj->string.pointer + 9, 6);
if (!(ret == 0 && is_valid_ether_addr(buf))) {
netif_warn(tp, probe, tp->netdev,
"Invalid MAC when reading pass-thru MAC addr: "
"%d, %pM\n", ret, buf);
ret = -EINVAL;
goto amacout;
}
memcpy(sa->sa_data, buf, 6);
ether_addr_copy(tp->netdev->dev_addr, sa->sa_data);
netif_info(tp, probe, tp->netdev,
"Using pass-thru MAC addr %pM\n", sa->sa_data);
amacout:
kfree(obj);
return ret;
}
static int set_ethernet_addr(struct r8152 *tp)
{
struct net_device *dev = tp->netdev;
@@ -1048,8 +1113,15 @@ static int set_ethernet_addr(struct r8152 *tp)
if (tp->version == RTL_VER_01)
ret = pla_ocp_read(tp, PLA_IDR, 8, sa.sa_data);
else
ret = pla_ocp_read(tp, PLA_BACKUP, 8, sa.sa_data);
else {
/* if this is not an RTL8153-AD, no eFuse mac pass thru set,
* or system doesn't provide valid _SB.AMAC this will be
* be expected to non-zero
*/
ret = vendor_mac_passthru_addr_read(tp, &sa);
if (ret < 0)
ret = pla_ocp_read(tp, PLA_BACKUP, 8, sa.sa_data);
}
if (ret < 0) {
netif_err(tp, probe, dev, "Get ether addr fail\n");
@@ -2300,10 +2372,6 @@ static u32 __rtl_get_wol(struct r8152 *tp)
u32 ocp_data;
u32 wolopts = 0;
ocp_data = ocp_read_byte(tp, MCU_TYPE_PLA, PLA_CONFIG5);
if (!(ocp_data & LAN_WAKE_EN))
return 0;
ocp_data = ocp_read_word(tp, MCU_TYPE_PLA, PLA_CONFIG34);
if (ocp_data & LINK_ON_WAKE_EN)
wolopts |= WAKE_PHY;
@@ -2336,15 +2404,13 @@ static void __rtl_set_wol(struct r8152 *tp, u32 wolopts)
ocp_write_word(tp, MCU_TYPE_PLA, PLA_CONFIG34, ocp_data);
ocp_data = ocp_read_word(tp, MCU_TYPE_PLA, PLA_CONFIG5);
ocp_data &= ~(UWF_EN | BWF_EN | MWF_EN | LAN_WAKE_EN);
ocp_data &= ~(UWF_EN | BWF_EN | MWF_EN);
if (wolopts & WAKE_UCAST)
ocp_data |= UWF_EN;
if (wolopts & WAKE_BCAST)
ocp_data |= BWF_EN;
if (wolopts & WAKE_MCAST)
ocp_data |= MWF_EN;
if (wolopts & WAKE_ANY)
ocp_data |= LAN_WAKE_EN;
ocp_write_word(tp, MCU_TYPE_PLA, PLA_CONFIG5, ocp_data);
ocp_write_byte(tp, MCU_TYPE_PLA, PLA_CRWECR, CRWECR_NORAML);
@@ -4361,3 +4427,4 @@ module_usb_driver(rtl8152_driver);
MODULE_AUTHOR(DRIVER_AUTHOR);
MODULE_DESCRIPTION(DRIVER_DESC);
MODULE_LICENSE("GPL");
MODULE_VERSION(DRIVER_VERSION);