From 257382c54e8cf33042f184f24d5c9d739e1f48cb Mon Sep 17 00:00:00 2001 From: Lee Jones Date: Fri, 12 Mar 2021 11:09:07 +0000 Subject: [PATCH 1/4] ptp_pch: Remove unused function 'pch_ch_control_read()' MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Fixes the following W=1 kernel build warning(s): drivers/ptp/ptp_pch.c:182:5: warning: no previous prototype for ‘pch_ch_control_read’ [-Wmissing-prototypes] Cc: Richard Cochran (maintainer:PTP HARDWARE CLOCK SUPPORT) Cc: "David S. Miller" Cc: Jakub Kicinski Cc: Flavio Suligoi Cc: netdev@vger.kernel.org Signed-off-by: Lee Jones Signed-off-by: David S. Miller --- drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe.h | 1 - drivers/ptp/ptp_pch.c | 11 ----------- 2 files changed, 12 deletions(-) diff --git a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe.h b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe.h index 55cef5b16aa5f..3ce4899a0417a 100644 --- a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe.h +++ b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe.h @@ -612,7 +612,6 @@ void pch_gbe_free_tx_resources(struct pch_gbe_adapter *adapter, void pch_gbe_free_rx_resources(struct pch_gbe_adapter *adapter, struct pch_gbe_rx_ring *rx_ring); void pch_gbe_update_stats(struct pch_gbe_adapter *adapter); -u32 pch_ch_control_read(struct pci_dev *pdev); void pch_ch_control_write(struct pci_dev *pdev, u32 val); u32 pch_ch_event_read(struct pci_dev *pdev); void pch_ch_event_write(struct pci_dev *pdev, u32 val); diff --git a/drivers/ptp/ptp_pch.c b/drivers/ptp/ptp_pch.c index ce10ecd41ba0f..f7ff7230623e0 100644 --- a/drivers/ptp/ptp_pch.c +++ b/drivers/ptp/ptp_pch.c @@ -179,17 +179,6 @@ static inline void pch_block_reset(struct pch_dev *chip) iowrite32(val, (&chip->regs->control)); } -u32 pch_ch_control_read(struct pci_dev *pdev) -{ - struct pch_dev *chip = pci_get_drvdata(pdev); - u32 val; - - val = ioread32(&chip->regs->ch_control); - - return val; -} -EXPORT_SYMBOL(pch_ch_control_read); - void pch_ch_control_write(struct pci_dev *pdev, u32 val) { struct pch_dev *chip = pci_get_drvdata(pdev); From f90fc37f289cd0886ef3a12b2ea33b93b8d9d360 Mon Sep 17 00:00:00 2001 From: Lee Jones Date: Fri, 12 Mar 2021 11:09:08 +0000 Subject: [PATCH 2/4] ptp_pch: Move 'pch_*()' prototypes to shared header MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Fixes the following W=1 kernel build warning(s): drivers/ptp/ptp_pch.c:193:6: warning: no previous prototype for ‘pch_ch_control_write’ [-Wmissing-prototypes] drivers/ptp/ptp_pch.c:201:5: warning: no previous prototype for ‘pch_ch_event_read’ [-Wmissing-prototypes] drivers/ptp/ptp_pch.c:212:6: warning: no previous prototype for ‘pch_ch_event_write’ [-Wmissing-prototypes] drivers/ptp/ptp_pch.c:220:5: warning: no previous prototype for ‘pch_src_uuid_lo_read’ [-Wmissing-prototypes] drivers/ptp/ptp_pch.c:231:5: warning: no previous prototype for ‘pch_src_uuid_hi_read’ [-Wmissing-prototypes] drivers/ptp/ptp_pch.c:242:5: warning: no previous prototype for ‘pch_rx_snap_read’ [-Wmissing-prototypes] drivers/ptp/ptp_pch.c:259:5: warning: no previous prototype for ‘pch_tx_snap_read’ [-Wmissing-prototypes] drivers/ptp/ptp_pch.c:300:5: warning: no previous prototype for ‘pch_set_station_address’ [-Wmissing-prototypes] Cc: Richard Cochran (maintainer:PTP HARDWARE CLOCK SUPPORT) Cc: "David S. Miller" Cc: Jakub Kicinski Cc: Flavio Suligoi Cc: netdev@vger.kernel.org Signed-off-by: Lee Jones Signed-off-by: David S. Miller --- .../net/ethernet/oki-semi/pch_gbe/pch_gbe.h | 8 ------- .../ethernet/oki-semi/pch_gbe/pch_gbe_main.c | 1 + drivers/ptp/ptp_pch.c | 1 + include/linux/ptp_pch.h | 22 +++++++++++++++++++ 4 files changed, 24 insertions(+), 8 deletions(-) create mode 100644 include/linux/ptp_pch.h diff --git a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe.h b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe.h index 3ce4899a0417a..a6823c4d355d5 100644 --- a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe.h +++ b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe.h @@ -612,14 +612,6 @@ void pch_gbe_free_tx_resources(struct pch_gbe_adapter *adapter, void pch_gbe_free_rx_resources(struct pch_gbe_adapter *adapter, struct pch_gbe_rx_ring *rx_ring); void pch_gbe_update_stats(struct pch_gbe_adapter *adapter); -void pch_ch_control_write(struct pci_dev *pdev, u32 val); -u32 pch_ch_event_read(struct pci_dev *pdev); -void pch_ch_event_write(struct pci_dev *pdev, u32 val); -u32 pch_src_uuid_lo_read(struct pci_dev *pdev); -u32 pch_src_uuid_hi_read(struct pci_dev *pdev); -u64 pch_rx_snap_read(struct pci_dev *pdev); -u64 pch_tx_snap_read(struct pci_dev *pdev); -int pch_set_station_address(u8 *addr, struct pci_dev *pdev); /* pch_gbe_param.c */ void pch_gbe_check_options(struct pch_gbe_adapter *adapter); diff --git a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c index 140cee7c459d0..334af49e5add1 100644 --- a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c +++ b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c @@ -11,6 +11,7 @@ #include #include #include +#include #include #define DRV_VERSION "1.01" diff --git a/drivers/ptp/ptp_pch.c b/drivers/ptp/ptp_pch.c index f7ff7230623e0..fa4417ad02e0c 100644 --- a/drivers/ptp/ptp_pch.c +++ b/drivers/ptp/ptp_pch.c @@ -18,6 +18,7 @@ #include #include #include +#include #include #define STATION_ADDR_LEN 20 diff --git a/include/linux/ptp_pch.h b/include/linux/ptp_pch.h new file mode 100644 index 0000000000000..51818198c2921 --- /dev/null +++ b/include/linux/ptp_pch.h @@ -0,0 +1,22 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * PTP PCH + * + * Copyright 2019 Linaro Ltd. + * + * Author Lee Jones + */ + +#ifndef _PTP_PCH_H_ +#define _PTP_PCH_H_ + +void pch_ch_control_write(struct pci_dev *pdev, u32 val); +u32 pch_ch_event_read(struct pci_dev *pdev); +void pch_ch_event_write(struct pci_dev *pdev, u32 val); +u32 pch_src_uuid_lo_read(struct pci_dev *pdev); +u32 pch_src_uuid_hi_read(struct pci_dev *pdev); +u64 pch_rx_snap_read(struct pci_dev *pdev); +u64 pch_tx_snap_read(struct pci_dev *pdev); +int pch_set_station_address(u8 *addr, struct pci_dev *pdev); + +#endif /* _PTP_PCH_H_ */ From 9ec04c71ab206dbc95c79abdfc647df965a2cb91 Mon Sep 17 00:00:00 2001 From: Lee Jones Date: Fri, 12 Mar 2021 11:09:09 +0000 Subject: [PATCH 3/4] ptp: ptp_clockmatrix: Demote non-kernel-doc header to standard comment Fixes the following W=1 kernel build warning(s): drivers/ptp/ptp_clockmatrix.c:1408: warning: Cannot understand * @brief Maximum absolute value for write phase offset in picoseconds drivers/ptp/ptp_clockmatrix.c:1408: warning: Cannot understand * @brief Maximum absolute value for write phase offset in picoseconds drivers/ptp/ptp_clockmatrix.c:1408: warning: Cannot understand * @brief Maximum absolute value for write phase offset in picoseconds drivers/ptp/ptp_clockmatrix.c:1408: warning: Cannot understand * @brief Maximum absolute value for write phase offset in picoseconds drivers/ptp/ptp_clockmatrix.c:1408: warning: Cannot understand * @brief Maximum absolute value for write phase offset in picoseconds Cc: Richard Cochran Cc: IDT-support-1588@lm.renesas.com Cc: netdev@vger.kernel.org Signed-off-by: Lee Jones Signed-off-by: David S. Miller --- drivers/ptp/ptp_clockmatrix.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/ptp/ptp_clockmatrix.c b/drivers/ptp/ptp_clockmatrix.c index 75463c2e2b867..fa636951169e5 100644 --- a/drivers/ptp/ptp_clockmatrix.c +++ b/drivers/ptp/ptp_clockmatrix.c @@ -1404,8 +1404,8 @@ static int idtcm_set_pll_mode(struct idtcm_channel *channel, /* PTP Hardware Clock interface */ -/** - * @brief Maximum absolute value for write phase offset in picoseconds +/* + * Maximum absolute value for write phase offset in picoseconds * * Destination signed register is 32-bit register in resolution of 50ps * From 287f93ded67f48fd7126ee37e98103c6cf52eb0f Mon Sep 17 00:00:00 2001 From: Lee Jones Date: Fri, 12 Mar 2021 11:09:10 +0000 Subject: [PATCH 4/4] ptp: ptp_p: Demote non-conformant kernel-doc headers and supply a param description Fixes the following W=1 kernel build warning(s): drivers/ptp/ptp_pch.c:78: warning: Function parameter or member 'control' not described in 'pch_ts_regs' drivers/ptp/ptp_pch.c:78: warning: Function parameter or member 'event' not described in 'pch_ts_regs' drivers/ptp/ptp_pch.c:78: warning: Function parameter or member 'addend' not described in 'pch_ts_regs' drivers/ptp/ptp_pch.c:78: warning: Function parameter or member 'accum' not described in 'pch_ts_regs' drivers/ptp/ptp_pch.c:78: warning: Function parameter or member 'test' not described in 'pch_ts_regs' drivers/ptp/ptp_pch.c:78: warning: Function parameter or member 'ts_compare' not described in 'pch_ts_regs' drivers/ptp/ptp_pch.c:78: warning: Function parameter or member 'rsystime_lo' not described in 'pch_ts_regs' drivers/ptp/ptp_pch.c:78: warning: Function parameter or member 'rsystime_hi' not described in 'pch_ts_regs' drivers/ptp/ptp_pch.c:78: warning: Function parameter or member 'systime_lo' not described in 'pch_ts_regs' drivers/ptp/ptp_pch.c:78: warning: Function parameter or member 'systime_hi' not described in 'pch_ts_regs' drivers/ptp/ptp_pch.c:78: warning: Function parameter or member 'trgt_lo' not described in 'pch_ts_regs' drivers/ptp/ptp_pch.c:78: warning: Function parameter or member 'trgt_hi' not described in 'pch_ts_regs' drivers/ptp/ptp_pch.c:78: warning: Function parameter or member 'asms_lo' not described in 'pch_ts_regs' drivers/ptp/ptp_pch.c:78: warning: Function parameter or member 'asms_hi' not described in 'pch_ts_regs' drivers/ptp/ptp_pch.c:78: warning: Function parameter or member 'amms_lo' not described in 'pch_ts_regs' drivers/ptp/ptp_pch.c:78: warning: Function parameter or member 'amms_hi' not described in 'pch_ts_regs' drivers/ptp/ptp_pch.c:78: warning: Function parameter or member 'ch_control' not described in 'pch_ts_regs' drivers/ptp/ptp_pch.c:78: warning: Function parameter or member 'ch_event' not described in 'pch_ts_regs' drivers/ptp/ptp_pch.c:78: warning: Function parameter or member 'tx_snap_lo' not described in 'pch_ts_regs' drivers/ptp/ptp_pch.c:78: warning: Function parameter or member 'tx_snap_hi' not described in 'pch_ts_regs' drivers/ptp/ptp_pch.c:78: warning: Function parameter or member 'rx_snap_lo' not described in 'pch_ts_regs' drivers/ptp/ptp_pch.c:78: warning: Function parameter or member 'rx_snap_hi' not described in 'pch_ts_regs' drivers/ptp/ptp_pch.c:78: warning: Function parameter or member 'src_uuid_lo' not described in 'pch_ts_regs' drivers/ptp/ptp_pch.c:78: warning: Function parameter or member 'src_uuid_hi' not described in 'pch_ts_regs' drivers/ptp/ptp_pch.c:78: warning: Function parameter or member 'can_status' not described in 'pch_ts_regs' drivers/ptp/ptp_pch.c:78: warning: Function parameter or member 'can_snap_lo' not described in 'pch_ts_regs' drivers/ptp/ptp_pch.c:78: warning: Function parameter or member 'can_snap_hi' not described in 'pch_ts_regs' drivers/ptp/ptp_pch.c:78: warning: Function parameter or member 'ts_sel' not described in 'pch_ts_regs' drivers/ptp/ptp_pch.c:78: warning: Function parameter or member 'ts_st' not described in 'pch_ts_regs' drivers/ptp/ptp_pch.c:78: warning: Function parameter or member 'reserve1' not described in 'pch_ts_regs' drivers/ptp/ptp_pch.c:78: warning: Function parameter or member 'stl_max_set_en' not described in 'pch_ts_regs' drivers/ptp/ptp_pch.c:78: warning: Function parameter or member 'stl_max_set' not described in 'pch_ts_regs' drivers/ptp/ptp_pch.c:78: warning: Function parameter or member 'reserve2' not described in 'pch_ts_regs' drivers/ptp/ptp_pch.c:78: warning: Function parameter or member 'srst' not described in 'pch_ts_regs' drivers/ptp/ptp_pch.c:121: warning: Function parameter or member 'regs' not described in 'pch_dev' drivers/ptp/ptp_pch.c:121: warning: Function parameter or member 'ptp_clock' not described in 'pch_dev' drivers/ptp/ptp_pch.c:121: warning: Function parameter or member 'caps' not described in 'pch_dev' drivers/ptp/ptp_pch.c:121: warning: Function parameter or member 'exts0_enabled' not described in 'pch_dev' drivers/ptp/ptp_pch.c:121: warning: Function parameter or member 'exts1_enabled' not described in 'pch_dev' drivers/ptp/ptp_pch.c:121: warning: Function parameter or member 'mem_base' not described in 'pch_dev' drivers/ptp/ptp_pch.c:121: warning: Function parameter or member 'mem_size' not described in 'pch_dev' drivers/ptp/ptp_pch.c:121: warning: Function parameter or member 'irq' not described in 'pch_dev' drivers/ptp/ptp_pch.c:121: warning: Function parameter or member 'pdev' not described in 'pch_dev' drivers/ptp/ptp_pch.c:121: warning: Function parameter or member 'register_lock' not described in 'pch_dev' drivers/ptp/ptp_pch.c:128: warning: Function parameter or member 'station' not described in 'pch_params' drivers/ptp/ptp_pch.c:291: warning: Function parameter or member 'pdev' not described in 'pch_set_station_address' Cc: Richard Cochran Cc: LAPIS SEMICONDUCTOR Cc: netdev@vger.kernel.org Signed-off-by: Lee Jones Signed-off-by: David S. Miller --- drivers/ptp/ptp_pch.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/drivers/ptp/ptp_pch.c b/drivers/ptp/ptp_pch.c index fa4417ad02e0c..a17e8cc642c5f 100644 --- a/drivers/ptp/ptp_pch.c +++ b/drivers/ptp/ptp_pch.c @@ -37,7 +37,8 @@ enum pch_status { PCH_FAILED, PCH_UNSUPPORTED, }; -/** + +/* * struct pch_ts_regs - IEEE 1588 registers */ struct pch_ts_regs { @@ -103,7 +104,8 @@ struct pch_ts_regs { #define PCH_IEEE1588_ETH (1 << 0) #define PCH_IEEE1588_CAN (1 << 1) -/** + +/* * struct pch_dev - Driver private data */ struct pch_dev { @@ -120,7 +122,7 @@ struct pch_dev { spinlock_t register_lock; }; -/** +/* * struct pch_params - 1588 module parameter */ struct pch_params { @@ -286,6 +288,7 @@ static void pch_reset(struct pch_dev *chip) * IEEE 1588 hardware when looking at PTP * traffic on the ethernet interface * @addr: dress which contain the column separated address to be used. + * @pdev: PCI device. */ int pch_set_station_address(u8 *addr, struct pci_dev *pdev) {