[PATCH net-next] r8152: remove some bit operations

From: Hayes Wang
Date: Sat Apr 24 2021 - 02:13:43 EST


Remove DELL_TB_RX_AGG_BUG and LENOVO_MACPASSTHRU flags of rtl8152_flags.
They are only set when initializing and wouldn't be change. It is enough
to record them with variables.

Signed-off-by: Hayes Wang <hayeswang@xxxxxxxxxxx>
---
drivers/net/usb/r8152.c | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index 9986f8969d02..136ea06540ff 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -767,8 +767,6 @@ enum rtl8152_flags {
PHY_RESET,
SCHEDULE_TASKLET,
GREEN_ETHERNET,
- DELL_TB_RX_AGG_BUG,
- LENOVO_MACPASSTHRU,
};

#define DEVICE_ID_THINKPAD_THUNDERBOLT3_DOCK_GEN2 0x3082
@@ -934,6 +932,8 @@ struct r8152 {
u32 fc_pause_on, fc_pause_off;

u32 support_2500full:1;
+ u32 lenovo_macpassthru:1;
+ u32 dell_tb_rx_agg_bug:1;
u16 ocp_base;
u16 speed;
u16 eee_adv;
@@ -1594,7 +1594,7 @@ static int vendor_mac_passthru_addr_read(struct r8152 *tp, struct sockaddr *sa)
acpi_object_type mac_obj_type;
int mac_strlen;

- if (test_bit(LENOVO_MACPASSTHRU, &tp->flags)) {
+ if (tp->lenovo_macpassthru) {
mac_obj_name = "\\MACA";
mac_obj_type = ACPI_TYPE_STRING;
mac_strlen = 0x16;
@@ -2283,7 +2283,7 @@ static int r8152_tx_agg_fill(struct r8152 *tp, struct tx_agg *agg)

remain = agg_buf_sz - (int)(tx_agg_align(tx_data) - agg->head);

- if (test_bit(DELL_TB_RX_AGG_BUG, &tp->flags))
+ if (tp->dell_tb_rx_agg_bug)
break;
}

@@ -6941,7 +6941,7 @@ static void r8153_init(struct r8152 *tp)
/* rx aggregation */
ocp_data = ocp_read_word(tp, MCU_TYPE_USB, USB_USB_CTRL);
ocp_data &= ~(RX_AGG_DISABLE | RX_ZERO_EN);
- if (test_bit(DELL_TB_RX_AGG_BUG, &tp->flags))
+ if (tp->dell_tb_rx_agg_bug)
ocp_data |= RX_AGG_DISABLE;

ocp_write_word(tp, MCU_TYPE_USB, USB_USB_CTRL, ocp_data);
@@ -9447,7 +9447,7 @@ static int rtl8152_probe(struct usb_interface *intf,
switch (le16_to_cpu(udev->descriptor.idProduct)) {
case DEVICE_ID_THINKPAD_THUNDERBOLT3_DOCK_GEN2:
case DEVICE_ID_THINKPAD_USB_C_DOCK_GEN2:
- set_bit(LENOVO_MACPASSTHRU, &tp->flags);
+ tp->lenovo_macpassthru = 1;
}
}

@@ -9455,7 +9455,7 @@ static int rtl8152_probe(struct usb_interface *intf,
(!strcmp(udev->serial, "000001000000") ||
!strcmp(udev->serial, "000002000000"))) {
dev_info(&udev->dev, "Dell TB16 Dock, disable RX aggregation");
- set_bit(DELL_TB_RX_AGG_BUG, &tp->flags);
+ tp->dell_tb_rx_agg_bug = 1;
}

netdev->ethtool_ops = &ops;
--
2.26.3