| /Linux-v6.6/drivers/fsi/ |
| D | fsi-master-ast-cf.c | 4 * A FSI master controller, using a simple GPIO bit-banging interface
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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| D | fsi-master-gpio.c | 3 * 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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| D | fsi-core.c | 27 #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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| D | fsi-master-hub.c | 3 * 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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| /Linux-v6.6/drivers/clk/at91/ |
| D | clk-master.c | 46 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-v6.6/drivers/i3c/master/ |
| D | svc-i3c-master.c | 3 * Silvaco dual-role I3C master driver
14 #include <linux/i3c/master.h>
24 /* Master Mode Registers */
155 * struct svc_i3c_master - Silvaco I3C Master structure
156 * @base: I3C master controller
210 * @index: Index in the master tables corresponding to this device
211 * @ibi: IBI slot index in the master structure
220 static bool svc_i3c_master_error(struct svc_i3c_master *master) in svc_i3c_master_error() argument
224 mstatus = readl(master->regs + SVC_I3C_MSTATUS); in svc_i3c_master_error()
226 merrwarn = readl(master->regs + SVC_I3C_MERRWARN); in svc_i3c_master_error()
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| D | dw-i3c-master.c | 13 #include <linux/i3c/master.h>
24 #include "dw-i3c-master.h"
290 to_dw_i3c_master(struct i3c_master_controller *master) in to_dw_i3c_master() argument
292 return container_of(master, struct dw_i3c_master, base); in to_dw_i3c_master()
295 static void dw_i3c_master_disable(struct dw_i3c_master *master) in dw_i3c_master_disable() argument
297 writel(readl(master->regs + DEVICE_CTRL) & ~DEV_CTRL_ENABLE, in dw_i3c_master_disable()
298 master->regs + DEVICE_CTRL); in dw_i3c_master_disable()
301 static void dw_i3c_master_enable(struct dw_i3c_master *master) in dw_i3c_master_enable() argument
303 writel(readl(master->regs + DEVICE_CTRL) | DEV_CTRL_ENABLE, in dw_i3c_master_enable()
304 master->regs + DEVICE_CTRL); in dw_i3c_master_enable()
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| D | i3c-master-cdns.c | 12 #include <linux/i3c/master.h>
421 to_cdns_i3c_master(struct i3c_master_controller *master) in to_cdns_i3c_master() argument
423 return container_of(master, struct cdns_i3c_master, base); in to_cdns_i3c_master()
426 static void cdns_i3c_master_wr_to_tx_fifo(struct cdns_i3c_master *master, in cdns_i3c_master_wr_to_tx_fifo() argument
429 writesl(master->regs + TX_FIFO, bytes, nbytes / 4); in cdns_i3c_master_wr_to_tx_fifo()
434 writesl(master->regs + TX_FIFO, &tmp, 1); in cdns_i3c_master_wr_to_tx_fifo()
438 static void cdns_i3c_master_rd_from_rx_fifo(struct cdns_i3c_master *master, in cdns_i3c_master_rd_from_rx_fifo() argument
441 readsl(master->regs + RX_FIFO, bytes, nbytes / 4); in cdns_i3c_master_rd_from_rx_fifo()
445 readsl(master->regs + RX_FIFO, &tmp, 1); in cdns_i3c_master_rd_from_rx_fifo()
491 static int cdns_i3c_master_disable(struct cdns_i3c_master *master) in cdns_i3c_master_disable() argument
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| /Linux-v6.6/drivers/gpu/drm/ |
| D | drm_auth.c | 43 * DOC: master and authentication
47 * least once successfully became the device master (either through the
49 * no one else is the current master that time) there exists one &drm_master.
53 * In addition only one &drm_master can be the current master for a &drm_device.
58 * Clients can authenticate against the current master (if it matches their own)
69 return fpriv->is_master && drm_lease_owner(fpriv->master) == fpriv->minor->dev->master; in drm_is_current_master_locked()
73 * drm_is_current_master - checks whether @priv is the current master
76 * Checks whether @fpriv is current master on its device. This decides whether a
80 * - the current master is assumed to own the non-shareable display hardware.
101 ret = idr_alloc(&file_priv->master->magic_map, file_priv, in drm_getmagic()
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| D | drm_lease.c | 21 * 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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| D | drm_lock.c | 169 struct drm_master *master = file_priv->master; in drm_legacy_lock() local
185 master->lock.hw_lock ? master->lock.hw_lock->lock : -1, in drm_legacy_lock()
188 add_wait_queue(&master->lock.lock_queue, &entry); in drm_legacy_lock()
189 spin_lock_bh(&master->lock.spinlock); in drm_legacy_lock()
190 master->lock.user_waiters++; in drm_legacy_lock()
191 spin_unlock_bh(&master->lock.spinlock); in drm_legacy_lock()
195 if (!master->lock.hw_lock) { in drm_legacy_lock()
201 if (drm_lock_take(&master->lock, lock->context)) { in drm_legacy_lock()
202 master->lock.file_priv = file_priv; in drm_legacy_lock()
203 master->lock.lock_time = jiffies; in drm_legacy_lock()
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| /Linux-v6.6/include/trace/events/ |
| D | fsi_master_gpio.h | 12 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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| D | fsi_master_ast_cf.h | 11 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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| D | fsi.h | 12 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-v6.6/drivers/i3c/ |
| D | master.c | 72 * In other words, transfer requests passed to the I3C master can be submitted
73 * in parallel and I3C master drivers have to use their own locking to make
110 struct i3c_master_controller *master; in dev_to_i3cbus() local
115 master = dev_to_i3cmaster(dev); in dev_to_i3cbus()
117 return &master->bus; in dev_to_i3cbus()
122 struct i3c_master_controller *master; in dev_to_i3cdesc() local
127 master = dev_to_i3cmaster(dev); in dev_to_i3cdesc()
129 return master->this; in dev_to_i3cdesc()
545 struct i3c_master_controller *master = dev_to_i3cmaster(dev); in i3c_masterdev_release() local
548 if (master->wq) in i3c_masterdev_release()
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| /Linux-v6.6/sound/core/ |
| D | vmaster.c | 3 * 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
114 /* initialize master volume */
115 static int master_init(struct link_master *master) in master_init() argument
119 if (master->info.count) in master_init()
122 list_for_each_entry(follower, &master->followers, list) { in master_init()
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| /Linux-v6.6/drivers/spi/ |
| D | spi-uniphier.c | 29 struct spi_master *master; member
130 struct uniphier_spi_priv *priv = spi_master_get_devdata(spi->master); in uniphier_spi_set_mode()
183 struct uniphier_spi_priv *priv = spi_master_get_devdata(spi->master); in uniphier_spi_set_transfer_size()
201 struct uniphier_spi_priv *priv = spi_master_get_devdata(spi->master); in uniphier_spi_set_baudrate()
220 struct uniphier_spi_priv *priv = spi_master_get_devdata(spi->master); in uniphier_spi_setup_transfer()
336 struct uniphier_spi_priv *priv = spi_master_get_devdata(spi->master); in uniphier_spi_set_cs()
349 static bool uniphier_spi_can_dma(struct spi_master *master, in uniphier_spi_can_dma() argument
353 struct uniphier_spi_priv *priv = spi_master_get_devdata(master); in uniphier_spi_can_dma()
356 if ((!master->dma_tx && !master->dma_rx) in uniphier_spi_can_dma()
357 || (!master->dma_tx && t->tx_buf) in uniphier_spi_can_dma()
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| D | spi-sun6i.c | 100 struct spi_master *master; member
184 struct sun6i_spi *sspi = spi_master_get_devdata(spi->master); in sun6i_spi_set_cs()
215 struct spi_master *master = sspi->master; in sun6i_spi_prepare_dma() local
226 dmaengine_slave_config(master->dma_rx, &rxconf); in sun6i_spi_prepare_dma()
228 rxdesc = dmaengine_prep_slave_sg(master->dma_rx, in sun6i_spi_prepare_dma()
248 dmaengine_slave_config(master->dma_tx, &txconf); in sun6i_spi_prepare_dma()
250 txdesc = dmaengine_prep_slave_sg(master->dma_tx, in sun6i_spi_prepare_dma()
257 dmaengine_terminate_sync(master->dma_rx); in sun6i_spi_prepare_dma()
264 dma_async_issue_pending(master->dma_rx); in sun6i_spi_prepare_dma()
269 dma_async_issue_pending(master->dma_tx); in sun6i_spi_prepare_dma()
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| /Linux-v6.6/drivers/base/regmap/ |
| D | regmap-w1.c | 30 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-v6.6/Documentation/networking/dsa/ |
| D | configuration.rst | 34 The corresponding linux Ethernet interface is called the master interface.
37 The slave interfaces depend on the master interface being up in order for them
38 to send or receive traffic. Prior to kernel v5.12, the state of the master
42 - when a DSA slave interface is brought up, the master interface is
44 - when the master interface is brought down, all DSA slave interfaces are
50 the master interface
53 another master interface
99 # For kernels earlier than v5.12, the master interface needs to be
111 # For kernels earlier than v5.12, the master interface needs to be
124 ip link set dev lan1 master br0
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| /Linux-v6.6/drivers/i2c/busses/ |
| D | i2c-qcom-cci.c | 112 u16 master; member
134 struct cci_master master[NUM_MASTERS]; member
148 complete(&cci->master[0].irq_complete); in cci_isr()
149 if (cci->master[1].master) in cci_isr()
150 complete(&cci->master[1].irq_complete); in cci_isr()
157 cci->master[0].status = 0; in cci_isr()
158 complete(&cci->master[0].irq_complete); in cci_isr()
165 cci->master[1].status = 0; in cci_isr()
166 complete(&cci->master[1].irq_complete); in cci_isr()
186 cci->master[0].status = -ENXIO; in cci_isr()
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| /Linux-v6.6/Documentation/devicetree/bindings/iommu/ |
| D | iommu.txt | 2 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-v6.6/arch/arm/mach-omap2/ |
| D | omap_hwmod_2xxx_interconnect_data.c | 25 .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-v6.6/include/linux/i3c/ |
| D | master.h | 35 * @master: I3C master that instantiated this device. Will be used to do
37 * @master_priv: master private data assigned to the device. Can be used to
38 * add master specific information
44 struct i3c_master_controller *master; member
104 * Every time an IBI comes in, the I3C master driver should find a free IBI
108 * How IBI slots are allocated is left to the I3C master driver, though, for
129 * rejected by the master
144 * infrastructure. I3C master drivers may have their own internal
166 * assigned a dynamic address by the master. Will be used during
196 * should never be accessed from I3C master controller drivers. Only core
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| /Linux-v6.6/Documentation/scsi/ |
| D | advansys.rst | 21 - 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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