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/linux/drivers/fsi/
H A Dfsi-master-ast-cf.c4 * A FSI master based on Aspeed ColdFire coprocessor
25 #include "fsi-master.h"
88 struct fsi_master master; member
120 #define to_fsi_master_acf(m) container_of(m, struct fsi_master_acf, master)
159 static bool check_same_address(struct fsi_master_acf *master, int id, in check_same_address() argument
163 return master->last_addr == (((id & 0x3) << 21) | (addr & ~0x3)); in check_same_address()
166 static bool check_relative_address(struct fsi_master_acf *master, int id, in check_relative_address() argument
169 uint32_t last_addr = master->last_addr; in check_relative_address()
196 static void last_address_update(struct fsi_master_acf *master, in last_address_update() argument
200 master->last_addr = LAST_ADDR_INVALID; in last_address_update()
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H A Dfsi-master-gpio.c3 * A FSI master controller, using a simple GPIO bit-banging interface
18 #include "fsi-master.h"
24 struct fsi_master master; member
42 #define to_fsi_master_gpio(m) container_of(m, struct fsi_master_gpio, master)
49 static void clock_toggle(struct fsi_master_gpio *master, int count) in clock_toggle() argument
54 if (!master->no_delays) in clock_toggle()
56 gpiod_set_value(master->gpio_clk, 0); in clock_toggle()
57 if (!master->no_delays) in clock_toggle()
59 gpiod_set_value(master->gpio_clk, 1); in clock_toggle()
63 static int sda_clock_in(struct fsi_master_gpio *master) in sda_clock_in() argument
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H A Dfsi-core.c27 #include "fsi-master.h"
97 static int fsi_master_read(struct fsi_master *master, int link,
99 static int fsi_master_write(struct fsi_master *master, int link,
101 static int fsi_master_break(struct fsi_master *master, int link);
197 struct fsi_master *master = slave->master; in fsi_slave_report_and_clear_errors() local
205 rc = fsi_master_read(master, link, id, FSI_SLAVE_BASE + FSI_SISC, in fsi_slave_report_and_clear_errors()
210 rc = fsi_master_read(master, link, id, FSI_SLAVE_BASE + FSI_SSTAT, in fsi_slave_report_and_clear_errors()
219 return fsi_master_write(master, link, id, FSI_SLAVE_BASE + FSI_SISC, in fsi_slave_report_and_clear_errors()
266 return fsi_master_write(slave->master, slave->link, slave->id, in fsi_slave_set_smode()
274 struct fsi_master *master = slave->master; in fsi_slave_handle_error() local
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H A Dfsi-master-hub.c3 * FSI hub master driver
14 #include "fsi-master.h"
21 * FSI hub master support
23 * A hub master increases the number of potential target devices that the
24 * primary FSI master can access. For each link a primary master supports,
25 * each of those links can in turn be chained to a hub master with multiple
37 struct fsi_master master; member
40 /* master address space */
43 #define to_fsi_master_hub(m) container_of(m, struct fsi_master_hub, master)
45 static int hub_master_read(struct fsi_master *master, int link, in hub_master_read() argument
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H A DKconfig32 tristate "GPIO-based FSI master"
36 This option enables a FSI master driver using GPIO lines.
39 tristate "FSI hub master"
41 This option enables a FSI hub master driver. Hub is a type of FSI
42 master that is connected to the upstream master via a slave. Hubs
47 tristate "FSI master based on Aspeed ColdFire coprocessor"
52 This option enables a FSI master using the AST2400 and AST2500 GPIO
57 tristate "FSI ASPEED master"
60 This option enables a FSI master that is present behind an OPB bridge
66 tristate "IBM I2C Responder virtual FSI master"
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/linux/drivers/clk/at91/
H A Dclk-master.c46 static inline bool clk_master_ready(struct clk_master *master) in clk_master_ready() argument
48 unsigned int bit = master->id ? AT91_PMC_MCKXRDY : AT91_PMC_MCKRDY; in clk_master_ready()
51 regmap_read(master->regmap, AT91_PMC_SR, &status); in clk_master_ready()
58 struct clk_master *master = to_clk_master(hw); in clk_master_prepare() local
61 spin_lock_irqsave(master->lock, flags); in clk_master_prepare()
63 while (!clk_master_ready(master)) in clk_master_prepare()
66 spin_unlock_irqrestore(master->lock, flags); in clk_master_prepare()
73 struct clk_master *master = to_clk_master(hw); in clk_master_is_prepared() local
77 spin_lock_irqsave(master->lock, flags); in clk_master_is_prepared()
78 status = clk_master_ready(master); in clk_master_is_prepared()
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/linux/drivers/i3c/master/
H A Di3c-master-cdns.c12 #include <linux/i3c/master.h>
423 to_cdns_i3c_master(struct i3c_master_controller *master) in to_cdns_i3c_master() argument
425 return container_of(master, struct cdns_i3c_master, base); in to_cdns_i3c_master()
428 static void cdns_i3c_master_wr_to_tx_fifo(struct cdns_i3c_master *master, in cdns_i3c_master_wr_to_tx_fifo() argument
431 i3c_writel_fifo(master->regs + TX_FIFO, bytes, nbytes); in cdns_i3c_master_wr_to_tx_fifo()
434 static void cdns_i3c_master_rd_from_rx_fifo(struct cdns_i3c_master *master, in cdns_i3c_master_rd_from_rx_fifo() argument
437 i3c_readl_fifo(master->regs + RX_FIFO, bytes, nbytes); in cdns_i3c_master_rd_from_rx_fifo()
481 static int cdns_i3c_master_disable(struct cdns_i3c_master *master) in cdns_i3c_master_disable() argument
485 writel(readl(master->regs + CTRL) & ~CTRL_DEV_EN, master->regs + CTRL); in cdns_i3c_master_disable()
487 return readl_poll_timeout(master->regs + MST_STATUS0, status, in cdns_i3c_master_disable()
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/linux/include/trace/events/
H A Dfsi_master_gpio.h12 TP_PROTO(const struct fsi_master_gpio *master, int bits, uint64_t msg),
13 TP_ARGS(master, bits, msg),
20 __entry->master_idx = master->master.idx;
33 TP_PROTO(const struct fsi_master_gpio *master, int bits, uint64_t msg),
34 TP_ARGS(master, bits, msg),
41 __entry->master_idx = master->master.idx;
54 TP_PROTO(const struct fsi_master_gpio *master, int clocks),
55 TP_ARGS(master, clocks),
61 __entry->master_idx = master->master.idx;
70 TP_PROTO(const struct fsi_master_gpio *master),
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H A Dfsi_master_ast_cf.h11 TP_PROTO(const struct fsi_master_acf *master, uint32_t op),
12 TP_ARGS(master, op),
18 __entry->master_idx = master->master.idx;
27 TP_PROTO(const struct fsi_master_acf *master, const struct fsi_msg *cmd, u8 rbits),
28 TP_ARGS(master, cmd, rbits),
36 __entry->master_idx = master->master.idx;
48 TP_PROTO(const struct fsi_master_acf *master, u8 rtag, u8 rcrc, __be32 rdata, bool crc_ok),
49 TP_ARGS(master, rtag, rcrc, rdata, crc_ok),
58 __entry->master_idx = master->master.idx;
71 TP_PROTO(const struct fsi_master_acf *master, int retries),
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H A Dfsi.h12 TP_PROTO(const struct fsi_master *master, int link, int id,
14 TP_ARGS(master, link, id, addr, size),
23 __entry->master_idx = master->idx;
39 TP_PROTO(const struct fsi_master *master, int link, int id,
41 TP_ARGS(master, link, id, addr, size, data),
51 __entry->master_idx = master->idx;
70 TP_PROTO(const struct fsi_master *master, int link, int id,
73 TP_ARGS(master, link, id, addr, size, write, data, ret),
85 __entry->master_idx = master->idx;
109 TP_PROTO(const struct fsi_master *master, int link),
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/linux/sound/core/
H A Dvmaster.c3 * Virtual master and follower controls
24 * link master - this contains a list of follower controls that are
28 * The master control is so far only mono volume/switch for simplicity.
34 int val; /* the master value */
44 * master control. A follower may have either one or two channels.
49 struct link_master *master; member
108 /* initialize master volume */
109 static int master_init(struct link_master *master) in master_init() argument
113 if (master->info.count) in master_init()
116 list_for_each_entry(follower, &master->followers, list) { in master_init()
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/linux/drivers/gpu/drm/
H A Ddrm_lease.c21 * DRM leases provide information about whether a DRM master may control a DRM
25 * The original DRM master of a device 'owns' the available drm resources. It
27 * to the new DRM master. This gives the new DRM master control over the
28 * leased resources until the owner revokes the lease, or the new DRM master
62 * through the SETMASTER or DROPMASTER IOCTL, so &drm_device.master points to
74 struct drm_master *drm_lease_owner(struct drm_master *master) in drm_lease_owner() argument
76 while (master->lessor != NULL) in drm_lease_owner()
77 master = master->lessor; in drm_lease_owner()
78 return master; in drm_lease_owner()
82 _drm_find_lessee(struct drm_master *master, int lessee_id) in _drm_find_lessee() argument
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/linux/drivers/base/regmap/
H A Dregmap-w1.c30 mutex_lock(&sl->master->bus_mutex); in w1_reg_a8_v8_read()
32 w1_write_8(sl->master, W1_CMD_READ_DATA); in w1_reg_a8_v8_read()
33 w1_write_8(sl->master, reg); in w1_reg_a8_v8_read()
34 *val = w1_read_8(sl->master); in w1_reg_a8_v8_read()
38 mutex_unlock(&sl->master->bus_mutex); in w1_reg_a8_v8_read()
52 mutex_lock(&sl->master->bus_mutex); in w1_reg_a8_v8_write()
54 w1_write_8(sl->master, W1_CMD_WRITE_DATA); in w1_reg_a8_v8_write()
55 w1_write_8(sl->master, reg); in w1_reg_a8_v8_write()
56 w1_write_8(sl->master, val); in w1_reg_a8_v8_write()
60 mutex_unlock(&sl->master->bus_mutex); in w1_reg_a8_v8_write()
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/linux/Documentation/devicetree/bindings/iommu/
H A Diommu.txt2 master(s).
29 IOMMUs can be single-master or multiple-master. Single-master IOMMU devices
30 typically have a fixed association to the master device, whereas multiple-
31 master IOMMU devices can translate accesses from more than one master.
46 - #iommu-cells = <0>: Single master IOMMU devices are not configurable and
48 This may also apply to multiple master IOMMU devices that do not allow the
50 be multi-master yet only expose a single master in a given configuration.
52 - #iommu-cells = <1>: Multiple master IOMMU devices may need to be configured
53 in order to enable translation for a given master. In such cases the single
54 address cell corresponds to the master device's ID. In some cases more than
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/linux/arch/arm/mach-omap2/
H A Domap_hwmod_2xxx_interconnect_data.c25 .master = &omap2xxx_l3_main_hwmod,
32 .master = &omap2xxx_mpu_hwmod,
39 .master = &omap2xxx_dss_core_hwmod,
52 .master = &omap2xxx_l4_core_hwmod,
59 .master = &omap2xxx_l4_core_hwmod,
67 .master = &omap2xxx_l4_core_hwmod,
75 .master = &omap2xxx_l4_core_hwmod,
83 .master = &omap2xxx_l4_core_hwmod,
91 .master = &omap2xxx_l4_core_hwmod,
99 .master = &omap2xxx_l4_core_hwmod,
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/linux/Documentation/scsi/
H A Dadvansys.rst21 - ABP-480 - Bus-Master CardBus (16 CDB)
24 - ABP510/5150 - Bus-Master ISA (240 CDB)
25 - ABP5140 - Bus-Master ISA PnP (16 CDB)
26 - ABP5142 - Bus-Master ISA PnP with floppy (16 CDB)
27 - ABP902/3902 - Bus-Master PCI (16 CDB)
28 - ABP3905 - Bus-Master PCI (16 CDB)
29 - ABP915 - Bus-Master PCI (16 CDB)
30 - ABP920 - Bus-Master PCI (16 CDB)
31 - ABP3922 - Bus-Master PCI (16 CDB)
32 - ABP3925 - Bus-Master PCI (16 CDB)
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/linux/drivers/mtd/
H A Dmtdpart.c45 struct mtd_info *master = mtd_get_master(parent); in allocate_partition() local
47 master->writesize : master->erasesize; in allocate_partition()
83 * However, it is very useful to have the master node present, in allocate_partition()
84 * so the MTD_PARTITIONED_MASTER option allows that. The master in allocate_partition()
171 child->erasesize = master->erasesize; in allocate_partition()
206 if (master->_block_isbad) { in allocate_partition()
248 struct mtd_info *master = mtd_get_master(parent); in mtd_add_partition() local
275 mutex_lock(&master->master.partitions_lock); in mtd_add_partition()
277 mutex_unlock(&master->master.partitions_lock); in mtd_add_partition()
288 mutex_lock(&master->master.partitions_lock); in mtd_add_partition()
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/linux/drivers/w1/slaves/
H A Dw1_ds2408.c48 mutex_lock(&sl->master->bus_mutex); in _read_reg()
52 mutex_unlock(&sl->master->bus_mutex); in _read_reg()
59 w1_write_block(sl->master, wrbuf, 3); in _read_reg()
60 *buf = w1_read_8(sl->master); in _read_reg()
62 mutex_unlock(&sl->master->bus_mutex); in _read_reg()
144 if (w1_reset_resume_command(sl->master)) in optional_read_back_valid()
151 w1_write_block(sl->master, w1_buf, 3); in optional_read_back_valid()
153 return (w1_read_8(sl->master) == expected); in optional_read_back_valid()
175 mutex_lock(&sl->master->bus_mutex); in output_write()
186 w1_write_block(sl->master, w1_buf, 3); in output_write()
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/linux/Documentation/ABI/testing/
H A Dsysfs-bus-soundwire-master1 What: /sys/bus/soundwire/devices/sdw-master-<N>/revision
2 /sys/bus/soundwire/devices/sdw-master-<N>/clk_stop_modes
3 /sys/bus/soundwire/devices/sdw-master-<N>/clk_freq
4 /sys/bus/soundwire/devices/sdw-master-<N>/clk_gears
5 /sys/bus/soundwire/devices/sdw-master-<N>/default_col
6 /sys/bus/soundwire/devices/sdw-master-<N>/default_frame_rate
7 /sys/bus/soundwire/devices/sdw-master-<N>/default_row
8 /sys/bus/soundwire/devices/sdw-master-<N>/dynamic_shape
9 /sys/bus/soundwire/devices/sdw-master-<N>/err_threshold
10 /sys/bus/soundwire/devices/sdw-master-<N>/max_clk_freq
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/linux/tools/testing/selftests/drivers/net/mlxsw/
H A Dvxlan.sh59 ip link set dev $swp1 master br0
61 ip link set dev vxlan0 master br0
66 ip link set dev $swp1 master br0
72 ip link set dev $swp1 master br0
74 ip link set dev vxlan0 master br0 &> /dev/null
79 ip link set dev vxlan0 master br0
81 ip link set dev $swp1 master br0 &> /dev/null
297 ip link set dev $swp1 master br0
299 ip link set dev vxlan0 master br0
301 ip link set dev $swp2 master br1
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/linux/net/sched/
H A Dsch_teql.c134 struct teql_master *master = dat->m; in teql_destroy() local
136 if (!master) in teql_destroy()
139 prev = master->slaves; in teql_destroy()
145 if (q == master->slaves) { in teql_destroy()
146 master->slaves = NEXT_SLAVE(q); in teql_destroy()
147 if (q == master->slaves) { in teql_destroy()
151 txq = netdev_get_tx_queue(master->dev, 0); in teql_destroy()
152 master->slaves = NULL; in teql_destroy()
164 } while ((prev = q) != master->slaves); in teql_destroy()
279 struct teql_master *master = netdev_priv(dev); in teql_master_xmit() local
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/linux/drivers/gpu/drm/arm/display/komeda/
H A Dkomeda_crtc.c100 err = komeda_release_unclaimed_resources(kcrtc->master, kcrtc_st); in komeda_crtc_atomic_check()
115 struct komeda_pipeline *master = kcrtc->master; in komeda_crtc_prepare() local
123 new_mode = mdev->dpmode | BIT(master->id); in komeda_crtc_prepare()
151 err = clk_set_rate(master->pxlclk, mode->crtc_clock * 1000); in komeda_crtc_prepare()
153 DRM_ERROR("failed to set pxlclk for pipe%d\n", master->id); in komeda_crtc_prepare()
154 err = clk_prepare_enable(master->pxlclk); in komeda_crtc_prepare()
156 DRM_ERROR("failed to enable pxl clk for pipe%d.\n", master->id); in komeda_crtc_prepare()
168 struct komeda_pipeline *master = kcrtc->master; in komeda_crtc_unprepare() local
174 new_mode = mdev->dpmode & (~BIT(master->id)); in komeda_crtc_unprepare()
190 clk_disable_unprepare(master->pxlclk); in komeda_crtc_unprepare()
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/linux/Documentation/devicetree/bindings/fsi/
H A Dfsi.txt8 that is an I2C master - the I2C bus can be described by the device tree under
11 FSI masters may require their own DT nodes (to describe the master HW itself);
12 that requirement is defined by the master's implementation, and is described by
13 the fsi-master-* binding specifications.
18 fsi-master {
19 /* top-level of FSI bus topology, bound to an FSI master driver and
46 FSI master nodes declare themselves as such with the "fsi-master" compatible
50 compatible = "fsi-master-gpio", "fsi-master";
52 Since the master nodes describe the top-level of the FSI topology, they also
59 An optional boolean property can be added to indicate that a particular master
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/linux/drivers/mtd/parsers/
H A Dredboot.c45 static void parse_redboot_of(struct mtd_info *master) in parse_redboot_of() argument
52 np = mtd_get_of_node(master); in parse_redboot_of()
72 static int parse_redboot_partitions(struct mtd_info *master, in parse_redboot_partitions() argument
92 parse_redboot_of(master); in parse_redboot_partitions()
95 offset = master->size + directory * master->erasesize; in parse_redboot_partitions()
96 while (mtd_block_isbad(master, offset)) { in parse_redboot_partitions()
102 offset -= master->erasesize; in parse_redboot_partitions()
105 offset = (unsigned long) directory * master->erasesize; in parse_redboot_partitions()
106 while (mtd_block_isbad(master, offset)) { in parse_redboot_partitions()
107 offset += master->erasesize; in parse_redboot_partitions()
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/linux/drivers/iommu/
H A Dmsm_iommu.c121 struct msm_iommu_ctx_dev *master; in __flush_iotlb() local
129 list_for_each_entry(master, &iommu->ctx_list, list) in __flush_iotlb()
130 SET_CTX_TLBIALL(iommu->base, master->num, 0); in __flush_iotlb()
143 struct msm_iommu_ctx_dev *master; in __flush_iotlb_range() local
152 list_for_each_entry(master, &iommu->ctx_list, list) { in __flush_iotlb_range()
157 master->num); in __flush_iotlb_range()
158 SET_TLBIVA(iommu->base, master->num, iova); in __flush_iotlb_range()
207 struct msm_iommu_ctx_dev *master) in config_mids() argument
211 for (i = 0; i < master->num_mids; i++) { in config_mids()
212 mid = master->mids[i]; in config_mids()
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