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/linux/drivers/gpu/drm/sun4i/
H A Dsun4i_frontend.c79 static void sun4i_frontend_scaler_init(struct sun4i_frontend *frontend) in sun4i_frontend_scaler_init() argument
83 if (frontend->data->has_coef_access_ctrl) in sun4i_frontend_scaler_init()
84 regmap_write_bits(frontend->regs, SUN4I_FRONTEND_FRM_CTRL_REG, in sun4i_frontend_scaler_init()
89 regmap_write(frontend->regs, SUN4I_FRONTEND_CH0_HORZCOEF0_REG(i), in sun4i_frontend_scaler_init()
91 regmap_write(frontend->regs, SUN4I_FRONTEND_CH1_HORZCOEF0_REG(i), in sun4i_frontend_scaler_init()
93 regmap_write(frontend->regs, SUN4I_FRONTEND_CH0_HORZCOEF1_REG(i), in sun4i_frontend_scaler_init()
95 regmap_write(frontend->regs, SUN4I_FRONTEND_CH1_HORZCOEF1_REG(i), in sun4i_frontend_scaler_init()
97 regmap_write(frontend->regs, SUN4I_FRONTEND_CH0_VERTCOEF_REG(i), in sun4i_frontend_scaler_init()
99 regmap_write(frontend->regs, SUN4I_FRONTEND_CH1_VERTCOEF_REG(i), in sun4i_frontend_scaler_init()
103 if (frontend->data->has_coef_rdy) in sun4i_frontend_scaler_init()
[all …]
H A Dsun4i_layer.c91 struct sun4i_frontend *frontend = backend->frontend; in sun4i_backend_layer_atomic_update() local
96 sun4i_frontend_init(frontend); in sun4i_backend_layer_atomic_update()
97 sun4i_frontend_update_coord(frontend, plane); in sun4i_backend_layer_atomic_update()
98 sun4i_frontend_update_buffer(frontend, plane); in sun4i_backend_layer_atomic_update()
99 sun4i_frontend_update_formats(frontend, plane, in sun4i_backend_layer_atomic_update()
103 sun4i_frontend_enable(frontend); in sun4i_backend_layer_atomic_update()
119 if (IS_ERR_OR_NULL(layer->backend->frontend)) in sun4i_layer_format_mod_supported()
208 if (IS_ERR_OR_NULL(backend->frontend)) { in sun4i_layer_init_one()
H A Dsun4i_backend.c415 if (IS_ERR(backend->frontend)) in sun4i_backend_plane_uses_frontend()
426 * support for an alpha component (which the frontend doesn't support). in sun4i_backend_plane_uses_frontend()
427 * Use the backend directly instead of the frontend in this case, with in sun4i_backend_plane_uses_frontend()
435 * Here the format is supported by both the frontend and the backend in sun4i_backend_plane_uses_frontend()
436 * and no frontend scaling is required, so use the backend directly. in sun4i_backend_plane_uses_frontend()
451 /* Scaling is not supported without the frontend. */ in sun4i_backend_plane_is_supported()
502 DRM_DEBUG_DRIVER("Using the frontend for plane %d\n", in sun4i_backend_atomic_check()
599 DRM_DEBUG_DRIVER("Too many planes going through the frontend, rejecting\n"); in sun4i_backend_atomic_check()
613 struct sun4i_frontend *frontend = backend->frontend; in sun4i_backend_vblank_quirk() local
615 if (!frontend) in sun4i_backend_vblank_quirk()
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/linux/drivers/media/usb/cx231xx/
H A Dcx231xx-dvb.c51 struct dvb_frontend *frontend[CX231XX_DVB_MAX_FRONTENDS]; member
313 if (!demux->dmx.frontend) in start_feed()
380 if (!dev->dvb->frontend[0]) {
381 dev_err(dev->dev, "%s/2: dvb frontend not attached. Can't attach xc5000\n",
386 fe = dvb_attach(xc5000_attach, dev->dvb->frontend[0], &cfg);
389 dvb_frontend_detach(dev->dvb->frontend[0]);
390 dev->dvb->frontend[0] = NULL;
402 if (dev->dvb && dev->dvb->frontend[0]) { in cx231xx_set_analog_freq()
404 struct dvb_tuner_ops *dops = &dev->dvb->frontend[0]->ops.tuner_ops; in cx231xx_set_analog_freq()
415 dops->set_analog_params(dev->dvb->frontend[0], &params); in cx231xx_set_analog_freq()
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/linux/drivers/media/pci/saa7134/
H A Dsaa7134-dvb.c591 /* Get the first frontend */ in configure_tda827x_fe()
597 fe0->dvb.frontend = dvb_attach(tda10046_attach, cdec_conf, &dev->i2c_adap); in configure_tda827x_fe()
598 if (fe0->dvb.frontend) { in configure_tda827x_fe()
600 fe0->dvb.frontend->ops.i2c_gate_ctrl = tda8290_i2c_gate_ctrl; in configure_tda827x_fe()
601 if (dvb_attach(tda827x_attach, fe0->dvb.frontend, in configure_tda827x_fe()
1225 /* FIXME: add support for multi-frontend */ in dvb_init()
1229 pr_info("%s() allocating 1 frontend\n", __func__); in dvb_init()
1259 fe0->dvb.frontend = dvb_attach(mt352_attach, &pinnacle_300i, in dvb_init()
1261 if (fe0->dvb.frontend) { in dvb_init()
1262 fe0->dvb.frontend->ops.tuner_ops.set_params = mt352_pinnacle_tuner_set_params; in dvb_init()
[all …]
/linux/Documentation/devicetree/bindings/display/
H A Dallwinner,sun4i-a10-display-frontend.yaml4 $id: http://devicetree.org/schemas/display/allwinner,sun4i-a10-display-frontend.yaml#
7 title: Allwinner A10 Display Engine Frontend
14 The display engine frontend does formats conversion, scaling,
20 - allwinner,sun4i-a10-display-frontend
21 - allwinner,sun5i-a13-display-frontend
22 - allwinner,sun6i-a31-display-frontend
23 - allwinner,sun7i-a20-display-frontend
24 - allwinner,sun8i-a23-display-frontend
25 - allwinner,sun8i-a33-display-frontend
26 - allwinner,sun9i-a80-display-frontend
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/linux/drivers/media/usb/au0828/
H A Dau0828-dvb.c282 if (!demux->dmx.frontend) in au0828_dvb_start_feed()
285 if (dvb->frontend) { in au0828_dvb_start_feed()
314 if (dvb->frontend) { in au0828_dvb_stop_feed()
435 /* register frontend */ in dvb_register()
436 result = dvb_register_frontend(&dvb->adapter, dvb->frontend); in dvb_register()
443 /* Hook dvb frontend */ in dvb_register()
444 dvb->set_frontend = dvb->frontend->ops.set_frontend; in dvb_register()
445 dvb->frontend->ops.set_frontend = au0828_set_frontend; in dvb_register()
516 dvb_unregister_frontend(dvb->frontend); in dvb_register()
518 dvb_frontend_detach(dvb->frontend); in dvb_register()
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/linux/include/media/
H A Ddvb_frontend.h4 * The Digital TV Frontend kABI defines a driver-internal interface for
6 * frontend layer.
46 #include <linux/dvb/frontend.h>
51 * Maximum number of Delivery systems per frontend. It
56 /* Helper definitions to be used at frontend drivers */
61 * struct dvb_frontend_tune_settings - parameters to adjust frontend tuning
78 * struct dvb_tuner_info - Frontend name and min/max ranges/bandwidths
80 * @name: name of the Frontend
84 * @bandwidth_min: minimal frontend bandwidth supported
85 * @bandwidth_max: maximum frontend bandwidth supported
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/linux/tools/perf/pmu-events/arch/arm64/arm/neoverse-v1/
H A Dstall.json4 …frontend could not send any micro-operations to the rename stage because of frontend resource stal…
12 …are sent to the rename unit from the frontend or from the rename unit to the backend for any reaso…
20 …cle in which no operations are sent to the rename unit from the frontend due to frontend resource …
24 …are sent to the rename unit from the frontend or from the rename unit to the backend for any reaso…
/linux/drivers/media/pci/saa7164/
H A Dsaa7164-dvb.c290 if (!demux->dmx.frontend) in saa7164_dvb_start_feed()
393 /* register frontend */ in dvb_register()
394 result = dvb_register_frontend(&dvb->adapter, dvb->frontend); in dvb_register()
463 dvb_unregister_frontend(dvb->frontend); in dvb_register()
465 dvb_frontend_detach(dvb->frontend); in dvb_register()
492 if (dvb->frontend == NULL) in saa7164_dvb_unregister()
514 dvb_unregister_frontend(dvb->frontend); in saa7164_dvb_unregister()
515 dvb_frontend_detach(dvb->frontend); in saa7164_dvb_unregister()
538 /* init frontend */ in saa7164_dvb_register()
548 port->dvb.frontend = dvb_attach(tda10048_attach, in saa7164_dvb_register()
[all …]
/linux/Documentation/userspace-api/media/dvb/
H A Ddvbproperty.rst26 to setup the frontend and read its status.
31 This section describes the new and recommended way to set the frontend,
36 1. On Linux DVB API version 3, setting a frontend was done via
45 the multiple delivery systems supported by a frontend.
73 :caption: Example: Setting digital TV frontend properties
79 #include <linux/dvb/frontend.h>
107 printf("Frontend set\\n");
122 frontend-stat-properties
123 frontend-property-terrestrial-systems
124 frontend-property-cable-systems
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H A Dfrontend-stat-properties.rst6 Frontend statistics indicators
39 frontend, but it was not possible to collect it (could be a
69 - ``FE_SCALE_RELATIVE`` - The frontend provides a 0% to 100%
87 - ``FE_SCALE_RELATIVE`` - The frontend provides a 0% to 100%
107 This measurement is monotonically increased, as the frontend gets more
108 bit count measurements. The frontend may reset it when a
131 amount of bits on the transport stream, as the frontend may need to
135 This measurement is monotonically increased, as the frontend gets more
136 bit count measurements. The frontend may reset it when a
164 This measurement is monotonically increased, as the frontend gets more
[all …]
H A Dfrontend_legacy_api.rst5 Frontend Legacy Data Types
14 dvb-frontend-parameters
15 dvb-frontend-event
20 Frontend Legacy Function Calls
35 fe-set-frontend
36 fe-get-frontend
H A Dfrontend.rst6 Digital TV Frontend API
9 The Digital TV frontend API was designed to support three groups of delivery
20 The Digital TV frontend controls several sub-devices including:
30 The frontend can be accessed through ``/dev/dvb/adapter?/frontend?``.
32 ``linux/dvb/frontend.h`` in your application.
53 query-dvb-frontend-info
H A Dfe-get-info.rst13 FE_GET_INFO - Query Digital TV frontend capabilities and returns information
35 All Digital TV frontend devices support the :ref:`FE_GET_INFO` ioctl. It is
42 frontend capabilities
45 Capabilities describe what a frontend can do. Some capabilities are
46 supported only on some specific frontend types.
48 The frontend capabilities are described at :c:type:`fe_caps`.
H A Dquery-dvb-frontend-info.rst3 .. _query-dvb-frontend-info:
6 Querying frontend information
9 Usually, the first thing to do when the frontend is opened is to check
10 the frontend capabilities. This is done using
12 Digital TV API version and other characteristics about the frontend, and can
H A Dfe-get-property.rst13 …ROPERTY - FE_SET_PROPERTY sets one or more frontend properties. - FE_GET_PROPERTY returns one or m…
38 All Digital TV frontend devices support the ``FE_SET_PROPERTY`` and
44 - This ioctl is used to set one or more frontend properties.
46 - This is the basic command to request the frontend to tune into
60 frontend.
H A Ddvb-fe-read-status.rst6 Querying frontend status and statistics
10 frontend will run a kernel thread that will periodically check for the
14 The information about the frontend tuner locking status can be queried
24 :ref:`Frontend statistics indicators <frontend-stat-properties>` for
/linux/drivers/media/dvb-frontends/
H A Ddvb_dummy_fe.c3 * Driver for Dummy Frontend
18 struct dvb_frontend frontend; member
122 memcpy(&state->frontend.ops, in dvb_dummy_fe_ofdm_attach()
126 state->frontend.demodulator_priv = state; in dvb_dummy_fe_ofdm_attach()
127 return &state->frontend; in dvb_dummy_fe_ofdm_attach()
143 memcpy(&state->frontend.ops, in dvb_dummy_fe_qpsk_attach()
147 state->frontend.demodulator_priv = state; in dvb_dummy_fe_qpsk_attach()
148 return &state->frontend; in dvb_dummy_fe_qpsk_attach()
164 memcpy(&state->frontend.ops, in dvb_dummy_fe_qam_attach()
168 state->frontend.demodulator_priv = state; in dvb_dummy_fe_qam_attach()
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/linux/tools/perf/pmu-events/arch/arm64/fujitsu/monaka/
H A Dstall.json4 …ation was issued because there are no operations available to issue for this PE from the frontend."
20 … event counts every cycle that no instruction was dispatched from decode unit due to the frontend."
48 …event counts every cycle counted by STALL_FRONTEND when the frontend is stalled on a frontend proc…
52 …is event counts every cycle counted by STALL_FRONTEND_CPUBOUND when the frontend is stalled on una…
56 …is event counts every cycle counted by STALL_FRONTEND_CPUBOUND when the frontend is recovering fro…
60 …unted by STALL_FRONTEND_CPUBOUND when operations are available from the frontend but at least one …
80 …y cycle counted by STALL_BACKEND when operations are available from the frontend but the backend i…
84 …ounted by STALL_BACKEND_CPUBOUND when operations are available from the frontend but at least one …
/linux/Documentation/driver-api/media/
H A Ddtv-frontend.rst3 Digital TV Frontend kABI
6 Digital TV Frontend
9 The Digital TV Frontend kABI defines a driver-internal interface for
11 frontend layer. It is only of interest for Digital TV device driver writers.
102 standards, they're specified in Hz. Due to that, if the same frontend
139 The core frontend support also supports
145 Attaching frontend driver to the bridge driver
148 Before using the Digital TV frontend core, the bridge driver should attach
149 the frontend demod, tuner and SEC devices and call
151 in order to register the new frontend at the subsystem. At device
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/linux/include/xen/interface/io/
H A Dtpmif.h18 * 2. Backend transitions to InitWait (frontend does not wait on this step)
19 * 3. Frontend populates ring-ref, event-channel, feature-protocol-v2
20 * 4. Frontend transitions to Initialised
23 * 7. Frontend verifies feature-protocol-v2, transitions to Connected
27 * 2. Frontend transitions to Closed
38 * frontend should only change to SUBMIT or CANCEL. */
/linux/drivers/xen/xenbus/
H A Dxenbus_probe_backend.c62 const char *devid, *type, *frontend; in backend_bus_id() local
75 err = xenbus_gather(XBT_NIL, nodename, "frontend-id", "%i", &domid, in backend_bus_id()
76 "frontend", NULL, &frontend, in backend_bus_id()
80 if (strlen(frontend) == 0) in backend_bus_id()
82 if (!err && !xenbus_exists(XBT_NIL, frontend, "")) in backend_bus_id()
84 kfree(frontend); in backend_bus_id()
132 /* backend/<typename>/<frontend-uuid>/<name> */
152 /* backend/<typename>/<frontend-domid> */
197 .levels = 3, /* backend/type/<frontend>/<id> */
227 return xenbus_read_otherend_details(xendev, "frontend-id", "frontend"); in read_frontend_details()
/linux/Documentation/driver-api/media/drivers/
H A Dcontributors.rst60 - for many bugfixes in the generic DVB Core, frontend drivers and
69 - for the tda1004x frontend driver, and various bugfixes
110 - for the lgdt330x frontend driver, and various bugfixes
118 - for the nxt2002 frontend driver
122 - for the nxt2004 frontend driver
126 - for the or51211 and or51132 frontend drivers, and
128 single nxt200x frontend driver.
/linux/drivers/media/usb/ttusb-dec/
H A Dttusbdecfe.c3 * TTUSB DEC Frontend Driver
20 struct dvb_frontend frontend; member
209 memcpy(&state->frontend.ops, &ttusbdecfe_dvbt_ops, sizeof(struct dvb_frontend_ops)); in ttusbdecfe_dvbt_attach()
210 state->frontend.demodulator_priv = state; in ttusbdecfe_dvbt_attach()
211 return &state->frontend; in ttusbdecfe_dvbt_attach()
231 memcpy(&state->frontend.ops, &ttusbdecfe_dvbs_ops, sizeof(struct dvb_frontend_ops)); in ttusbdecfe_dvbs_attach()
232 state->frontend.demodulator_priv = state; in ttusbdecfe_dvbs_attach()
233 return &state->frontend; in ttusbdecfe_dvbs_attach()
239 .name = "TechnoTrend/Hauppauge DEC2000-t Frontend",
262 .name = "TechnoTrend/Hauppauge DEC3000-s Frontend",

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