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Miller" Cc: linux-usb@vger.kernel.org, Alan Stern , Grant Grundler , Edward Hill , Douglas Anderson , =?utf-8?q?Bj=C3=B8rn_Mork?= , Eric Dumazet , Paolo Abeni , Simon Horman , linux-kernel@vger.kernel.org, netdev@vger.kernel.org Subject: [PATCH v2 4/5] r8152: Rename RTL8152_UNPLUG to RTL8152_INACCESSIBLE Date: Wed, 4 Oct 2023 12:24:41 -0700 Message-ID: <20231004122435.v2.4.Iaacab4e73761e7bd9bb622b30a804c5d20bd5b4c@changeid> X-Mailer: git-send-email 2.42.0.582.g8ccd20d70d-goog In-Reply-To: <20231004192622.1093964-1-dianders@chromium.org> References: <20231004192622.1093964-1-dianders@chromium.org> MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF, RCVD_IN_DNSWL_BLOCKED,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (snail.vger.email [0.0.0.0]); Wed, 04 Oct 2023 12:27:20 -0700 (PDT) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1778854282309678660 X-GMAIL-MSGID: 1778854282309678660 Whenever the RTL8152_UNPLUG is set that just tells the driver that all accesses will fail and we should just immediately bail. A future patch will use this same concept at a time when the driver hasn't actually been unplugged but is about to be reset. Rename the flag in preparation for the future patch. This is a no-op change and just a search and replace. Signed-off-by: Douglas Anderson --- Changes in v2: - ("Rename RTL8152_UNPLUG to RTL8152_INACCESSIBLE") new for v2. drivers/net/usb/r8152.c | 96 ++++++++++++++++++++--------------------- 1 file changed, 48 insertions(+), 48 deletions(-) diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c index 888d3884821e..151c3c383080 100644 --- a/drivers/net/usb/r8152.c +++ b/drivers/net/usb/r8152.c @@ -764,7 +764,7 @@ enum rtl_register_content { /* rtl8152 flags */ enum rtl8152_flags { - RTL8152_UNPLUG = 0, + RTL8152_INACCESSIBLE = 0, RTL8152_SET_RX_MODE, WORK_ENABLE, RTL8152_LINK_CHG, @@ -1245,7 +1245,7 @@ int set_registers(struct r8152 *tp, u16 value, u16 index, u16 size, void *data) static void rtl_set_unplug(struct r8152 *tp) { if (tp->udev->state == USB_STATE_NOTATTACHED) { - set_bit(RTL8152_UNPLUG, &tp->flags); + set_bit(RTL8152_INACCESSIBLE, &tp->flags); smp_mb__after_atomic(); } } @@ -1256,7 +1256,7 @@ static int generic_ocp_read(struct r8152 *tp, u16 index, u16 size, u16 limit = 64; int ret = 0; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return -ENODEV; /* both size and indix must be 4 bytes align */ @@ -1300,7 +1300,7 @@ static int generic_ocp_write(struct r8152 *tp, u16 index, u16 byteen, u16 byteen_start, byteen_end, byen; u16 limit = 512; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return -ENODEV; /* both size and indix must be 4 bytes align */ @@ -1537,7 +1537,7 @@ static int read_mii_word(struct net_device *netdev, int phy_id, int reg) struct r8152 *tp = netdev_priv(netdev); int ret; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return -ENODEV; if (phy_id != R8152_PHY_ID) @@ -1553,7 +1553,7 @@ void write_mii_word(struct net_device *netdev, int phy_id, int reg, int val) { struct r8152 *tp = netdev_priv(netdev); - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; if (phy_id != R8152_PHY_ID) @@ -1758,7 +1758,7 @@ static void read_bulk_callback(struct urb *urb) if (!tp) return; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; if (!test_bit(WORK_ENABLE, &tp->flags)) @@ -1850,7 +1850,7 @@ static void write_bulk_callback(struct urb *urb) if (!test_bit(WORK_ENABLE, &tp->flags)) return; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; if (!skb_queue_empty(&tp->tx_queue)) @@ -1871,7 +1871,7 @@ static void intr_callback(struct urb *urb) if (!test_bit(WORK_ENABLE, &tp->flags)) return; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; switch (status) { @@ -2615,7 +2615,7 @@ static void bottom_half(struct tasklet_struct *t) { struct r8152 *tp = from_tasklet(tp, t, tx_tl); - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; if (!test_bit(WORK_ENABLE, &tp->flags)) @@ -2658,7 +2658,7 @@ int r8152_submit_rx(struct r8152 *tp, struct rx_agg *agg, gfp_t mem_flags) int ret; /* The rx would be stopped, so skip submitting */ - if (test_bit(RTL8152_UNPLUG, &tp->flags) || + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags) || !test_bit(WORK_ENABLE, &tp->flags) || !netif_carrier_ok(tp->netdev)) return 0; @@ -3058,7 +3058,7 @@ static int rtl_enable(struct r8152 *tp) static int rtl8152_enable(struct r8152 *tp) { - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return -ENODEV; set_tx_qlen(tp); @@ -3145,7 +3145,7 @@ static int rtl8153_enable(struct r8152 *tp) { u32 ocp_data; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return -ENODEV; set_tx_qlen(tp); @@ -3177,7 +3177,7 @@ static void rtl_disable(struct r8152 *tp) u32 ocp_data; int i; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) { + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) { rtl_drop_queued_tx(tp); return; } @@ -3631,7 +3631,7 @@ static u16 r8153_phy_status(struct r8152 *tp, u16 desired) } msleep(20); - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) break; } @@ -3663,7 +3663,7 @@ static void r8153b_ups_en(struct r8152 *tp, bool enable) int i; for (i = 0; i < 500; i++) { - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; if (ocp_read_word(tp, MCU_TYPE_PLA, PLA_BOOT_CTRL) & AUTOLOAD_DONE) @@ -3705,7 +3705,7 @@ static void r8153c_ups_en(struct r8152 *tp, bool enable) int i; for (i = 0; i < 500; i++) { - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; if (ocp_read_word(tp, MCU_TYPE_PLA, PLA_BOOT_CTRL) & AUTOLOAD_DONE) @@ -4050,8 +4050,8 @@ static int rtl_phy_patch_request(struct r8152 *tp, bool request, bool wait) for (i = 0; wait && i < 5000; i++) { u32 ocp_data; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) - break; + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) + return -ENODEV; usleep_range(1000, 2000); ocp_data = ocp_reg_read(tp, OCP_PHY_PATCH_STAT); @@ -6009,7 +6009,7 @@ static int rtl8156_enable(struct r8152 *tp) u32 ocp_data; u16 speed; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return -ENODEV; r8156_fc_parameter(tp); @@ -6067,7 +6067,7 @@ static int rtl8156b_enable(struct r8152 *tp) u32 ocp_data; u16 speed; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return -ENODEV; set_tx_qlen(tp); @@ -6253,7 +6253,7 @@ static int rtl8152_set_speed(struct r8152 *tp, u8 autoneg, u32 speed, u8 duplex, static void rtl8152_up(struct r8152 *tp) { - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; r8152_aldps_en(tp, false); @@ -6263,7 +6263,7 @@ static void rtl8152_up(struct r8152 *tp) static void rtl8152_down(struct r8152 *tp) { - if (test_bit(RTL8152_UNPLUG, &tp->flags)) { + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) { rtl_drop_queued_tx(tp); return; } @@ -6278,7 +6278,7 @@ static void rtl8153_up(struct r8152 *tp) { u32 ocp_data; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; r8153_u1u2en(tp, false); @@ -6318,7 +6318,7 @@ static void rtl8153_down(struct r8152 *tp) { u32 ocp_data; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) { + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) { rtl_drop_queued_tx(tp); return; } @@ -6339,7 +6339,7 @@ static void rtl8153b_up(struct r8152 *tp) { u32 ocp_data; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; r8153b_u1u2en(tp, false); @@ -6363,7 +6363,7 @@ static void rtl8153b_down(struct r8152 *tp) { u32 ocp_data; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) { + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) { rtl_drop_queued_tx(tp); return; } @@ -6400,7 +6400,7 @@ static void rtl8153c_up(struct r8152 *tp) { u32 ocp_data; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; r8153b_u1u2en(tp, false); @@ -6481,7 +6481,7 @@ static void rtl8156_up(struct r8152 *tp) { u32 ocp_data; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; r8153b_u1u2en(tp, false); @@ -6554,7 +6554,7 @@ static void rtl8156_down(struct r8152 *tp) { u32 ocp_data; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) { + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) { rtl_drop_queued_tx(tp); return; } @@ -6692,7 +6692,7 @@ static void rtl_work_func_t(struct work_struct *work) /* If the device is unplugged or !netif_running(), the workqueue * doesn't need to wake the device, and could return directly. */ - if (test_bit(RTL8152_UNPLUG, &tp->flags) || !netif_running(tp->netdev)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags) || !netif_running(tp->netdev)) return; if (usb_autopm_get_interface(tp->intf) < 0) @@ -6731,7 +6731,7 @@ static void rtl_hw_phy_work_func_t(struct work_struct *work) { struct r8152 *tp = container_of(work, struct r8152, hw_phy_work.work); - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; if (usb_autopm_get_interface(tp->intf) < 0) @@ -6858,7 +6858,7 @@ static int rtl8152_close(struct net_device *netdev) netif_stop_queue(netdev); res = usb_autopm_get_interface(tp->intf); - if (res < 0 || test_bit(RTL8152_UNPLUG, &tp->flags)) { + if (res < 0 || test_bit(RTL8152_INACCESSIBLE, &tp->flags)) { rtl_drop_queued_tx(tp); rtl_stop_rx(tp); } else { @@ -6891,7 +6891,7 @@ static void r8152b_init(struct r8152 *tp) u32 ocp_data; u16 data; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; data = r8152_mdio_read(tp, MII_BMCR); @@ -6935,7 +6935,7 @@ static void r8153_init(struct r8152 *tp) u16 data; int i; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; r8153_u1u2en(tp, false); @@ -6946,7 +6946,7 @@ static void r8153_init(struct r8152 *tp) break; msleep(20); - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) break; } @@ -7075,7 +7075,7 @@ static void r8153b_init(struct r8152 *tp) u16 data; int i; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; r8153b_u1u2en(tp, false); @@ -7086,7 +7086,7 @@ static void r8153b_init(struct r8152 *tp) break; msleep(20); - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) break; } @@ -7157,7 +7157,7 @@ static void r8153c_init(struct r8152 *tp) u16 data; int i; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; r8153b_u1u2en(tp, false); @@ -7177,7 +7177,7 @@ static void r8153c_init(struct r8152 *tp) break; msleep(20); - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; } @@ -8006,7 +8006,7 @@ static void r8156_init(struct r8152 *tp) u16 data; int i; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; ocp_data = ocp_read_byte(tp, MCU_TYPE_USB, USB_ECM_OP); @@ -8027,7 +8027,7 @@ static void r8156_init(struct r8152 *tp) break; msleep(20); - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; } @@ -8102,7 +8102,7 @@ static void r8156b_init(struct r8152 *tp) u16 data; int i; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; ocp_data = ocp_read_byte(tp, MCU_TYPE_USB, USB_ECM_OP); @@ -8136,7 +8136,7 @@ static void r8156b_init(struct r8152 *tp) break; msleep(20); - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; } @@ -9165,7 +9165,7 @@ static int rtl8152_ioctl(struct net_device *netdev, struct ifreq *rq, int cmd) struct mii_ioctl_data *data = if_mii(rq); int res; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return -ENODEV; res = usb_autopm_get_interface(tp->intf); @@ -9267,7 +9267,7 @@ static const struct net_device_ops rtl8152_netdev_ops = { static void rtl8152_unload(struct r8152 *tp) { - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; if (tp->version != RTL_VER_01) @@ -9276,7 +9276,7 @@ static void rtl8152_unload(struct r8152 *tp) static void rtl8153_unload(struct r8152 *tp) { - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; r8153_power_cut_en(tp, false); @@ -9284,7 +9284,7 @@ static void rtl8153_unload(struct r8152 *tp) static void rtl8153b_unload(struct r8152 *tp) { - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; r8153b_power_cut_en(tp, false);