| /kernel/linux/linux-5.10/drivers/gpu/drm/sun4i/ |
| D | sun4i_backend.c | 34 /* backend <-> TCON muxing selection done in backend */
80 void sun4i_backend_layer_enable(struct sun4i_backend *backend, in sun4i_backend_layer_enable() argument
93 regmap_update_bits(backend->engine.regs, SUN4I_BACKEND_MODCTL_REG, in sun4i_backend_layer_enable()
168 int sun4i_backend_update_layer_coord(struct sun4i_backend *backend, in sun4i_backend_update_layer_coord() argument
178 regmap_write(backend->engine.regs, SUN4I_BACKEND_DISSIZE_REG, in sun4i_backend_update_layer_coord()
186 regmap_write(backend->engine.regs, SUN4I_BACKEND_LAYSIZE_REG(layer), in sun4i_backend_update_layer_coord()
193 regmap_write(backend->engine.regs, SUN4I_BACKEND_LAYCOOR_REG(layer), in sun4i_backend_update_layer_coord()
200 static int sun4i_backend_update_yuv_format(struct sun4i_backend *backend, in sun4i_backend_update_yuv_format() argument
211 regmap_write(backend->engine.regs, in sun4i_backend_update_yuv_format()
219 regmap_update_bits(backend->engine.regs, SUN4I_BACKEND_ATTCTL_REG0(layer), in sun4i_backend_update_yuv_format()
[all …]
|
| D | sun4i_layer.c | 70 struct sun4i_backend *backend = layer->backend; in sun4i_backend_layer_atomic_disable() local
72 sun4i_backend_layer_enable(backend, layer->id, false); in sun4i_backend_layer_atomic_disable()
77 spin_lock_irqsave(&backend->frontend_lock, flags); in sun4i_backend_layer_atomic_disable()
78 backend->frontend_teardown = true; in sun4i_backend_layer_atomic_disable()
79 spin_unlock_irqrestore(&backend->frontend_lock, flags); in sun4i_backend_layer_atomic_disable()
88 struct sun4i_backend *backend = layer->backend; in sun4i_backend_layer_atomic_update() local
89 struct sun4i_frontend *frontend = backend->frontend; in sun4i_backend_layer_atomic_update()
91 sun4i_backend_cleanup_layer(backend, layer->id); in sun4i_backend_layer_atomic_update()
99 sun4i_backend_update_layer_frontend(backend, layer->id, in sun4i_backend_layer_atomic_update()
103 sun4i_backend_update_layer_formats(backend, layer->id, plane); in sun4i_backend_layer_atomic_update()
[all …]
|
| /kernel/linux/linux-6.6/drivers/gpu/drm/sun4i/ |
| D | sun4i_backend.c | 35 /* backend <-> TCON muxing selection done in backend */
81 void sun4i_backend_layer_enable(struct sun4i_backend *backend, in sun4i_backend_layer_enable() argument
94 regmap_update_bits(backend->engine.regs, SUN4I_BACKEND_MODCTL_REG, in sun4i_backend_layer_enable()
169 int sun4i_backend_update_layer_coord(struct sun4i_backend *backend, in sun4i_backend_update_layer_coord() argument
179 regmap_write(backend->engine.regs, SUN4I_BACKEND_LAYSIZE_REG(layer), in sun4i_backend_update_layer_coord()
186 regmap_write(backend->engine.regs, SUN4I_BACKEND_LAYCOOR_REG(layer), in sun4i_backend_update_layer_coord()
193 static int sun4i_backend_update_yuv_format(struct sun4i_backend *backend, in sun4i_backend_update_yuv_format() argument
204 regmap_write(backend->engine.regs, in sun4i_backend_update_yuv_format()
212 regmap_update_bits(backend->engine.regs, SUN4I_BACKEND_ATTCTL_REG0(layer), in sun4i_backend_update_yuv_format()
245 regmap_write(backend->engine.regs, SUN4I_BACKEND_IYUVCTL_REG, val); in sun4i_backend_update_yuv_format()
[all …]
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| D | sun4i_layer.c | 70 struct sun4i_backend *backend = layer->backend; in sun4i_backend_layer_atomic_disable() local
72 sun4i_backend_layer_enable(backend, layer->id, false); in sun4i_backend_layer_atomic_disable()
77 spin_lock_irqsave(&backend->frontend_lock, flags); in sun4i_backend_layer_atomic_disable()
78 backend->frontend_teardown = true; in sun4i_backend_layer_atomic_disable()
79 spin_unlock_irqrestore(&backend->frontend_lock, flags); in sun4i_backend_layer_atomic_disable()
90 struct sun4i_backend *backend = layer->backend; in sun4i_backend_layer_atomic_update() local
91 struct sun4i_frontend *frontend = backend->frontend; in sun4i_backend_layer_atomic_update()
93 sun4i_backend_cleanup_layer(backend, layer->id); in sun4i_backend_layer_atomic_update()
101 sun4i_backend_update_layer_frontend(backend, layer->id, in sun4i_backend_layer_atomic_update()
105 sun4i_backend_update_layer_formats(backend, layer->id, plane); in sun4i_backend_layer_atomic_update()
[all …]
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| /kernel/linux/linux-6.6/drivers/iio/ |
| D | industrialio-backend.c | 6 * can be "linked" against one or multiple backend devices. All the IIO and
14 * | (Frontend/IIO) | Serial Data (eg: LVDS) | |(backend) |---------| |------| | |
27 * the industrialio-backend.c is only left with the really generic stuff. Then,
32 #define dev_fmt(fmt) "iio-backend: " fmt
45 #include <linux/iio/backend.h>
68 * Helper macros to call backend ops. Makes sure the option is supported.
115 * iio_backend_chan_enable - Enable a backend channel
116 * @back: Backend device
129 * iio_backend_chan_disable - Disable a backend channel
130 * @back: Backend device
[all …]
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| /kernel/linux/linux-6.6/Documentation/devicetree/bindings/display/ |
| D | allwinner,sun4i-a10-display-backend.yaml | 4 $id: http://devicetree.org/schemas/display/allwinner,sun4i-a10-display-backend.yaml#
7 title: Allwinner A10 Display Engine Backend
14 The display engine backend exposes layers and sprites to the system.
19 - allwinner,sun4i-a10-display-backend
20 - allwinner,sun5i-a13-display-backend
21 - allwinner,sun6i-a31-display-backend
22 - allwinner,sun7i-a20-display-backend
23 - allwinner,sun8i-a23-display-backend
24 - allwinner,sun8i-a33-display-backend
25 - allwinner,sun9i-a80-display-backend
[all …]
|
| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/display/ |
| D | allwinner,sun4i-a10-display-backend.yaml | 4 $id: http://devicetree.org/schemas/display/allwinner,sun4i-a10-display-backend.yaml#
7 title: Allwinner A10 Display Engine Backend Device Tree Bindings
14 The display engine backend exposes layers and sprites to the system.
19 - allwinner,sun4i-a10-display-backend
20 - allwinner,sun5i-a13-display-backend
21 - allwinner,sun6i-a31-display-backend
22 - allwinner,sun7i-a20-display-backend
23 - allwinner,sun8i-a23-display-backend
24 - allwinner,sun8i-a33-display-backend
25 - allwinner,sun9i-a80-display-backend
[all …]
|
| /kernel/linux/linux-6.6/tools/perf/pmu-events/arch/arm64/arm/neoverse-n2-v2/ |
| D | stall.json | 8 …backend of the pipeline because of backend resource constraints. Backend resource constraints can …
12 …t from the frontend or from the rename unit to the backend for any reason (either frontend or back…
16 …ycle in which no operations are sent from the rename unit to the backend due to backend resource c…
24 …t from the frontend or from the rename unit to the backend for any reason (either frontend or back…
28 …"PublicDescription": "Counts cycles when the backend is stalled because there is a pending demand …
|
| /kernel/linux/linux-6.6/Documentation/ABI/stable/ |
| D | sysfs-bus-xen-backend | 1 What: /sys/bus/xen-backend/devices/*/devtype
9 What: /sys/bus/xen-backend/devices/*/nodename
15 backend device.
17 What: /sys/bus/xen-backend/devices/vbd-*/physical_device
23 physical device providing the storage for this backend
26 What: /sys/bus/xen-backend/devices/vbd-*/mode
34 What: /sys/bus/xen-backend/devices/vbd-*/statistics/f_req
41 What: /sys/bus/xen-backend/devices/vbd-*/statistics/oo_req
46 Number of requests delayed because the backend was too
49 What: /sys/bus/xen-backend/devices/vbd-*/statistics/rd_req
[all …]
|
| /kernel/linux/linux-5.10/Documentation/ABI/stable/ |
| D | sysfs-bus-xen-backend | 1 What: /sys/bus/xen-backend/devices/*/devtype
9 What: /sys/bus/xen-backend/devices/*/nodename
15 backend device.
17 What: /sys/bus/xen-backend/devices/vbd-*/physical_device
23 physical device providing the storage for this backend
26 What: /sys/bus/xen-backend/devices/vbd-*/mode
34 What: /sys/bus/xen-backend/devices/vbd-*/statistics/f_req
41 What: /sys/bus/xen-backend/devices/vbd-*/statistics/oo_req
46 Number of requests delayed because the backend was too
49 What: /sys/bus/xen-backend/devices/vbd-*/statistics/rd_req
[all …]
|
| /kernel/linux/linux-6.6/tools/perf/pmu-events/arch/arm64/arm/cortex-a55/ |
| D | pipeline.json | 27 …"PublicDescription": "No operation issued due to the backend interlock.This event counts every cyc…
30 …"BriefDescription": "No operation issued due to the backend interlock.This event counts every cycl…
33 …"PublicDescription": "No operation issued due to the backend, interlock, AGU.This event counts eve…
36 …"BriefDescription": "No operation issued due to the backend, interlock, AGU.This event counts ever…
39 …"PublicDescription": "No operation issued due to the backend, interlock, FPU.This event counts eve…
42 …"BriefDescription": "No operation issued due to the backend, interlock, FPU.This event counts ever…
45 …"PublicDescription": "No operation issued due to the backend, load.This event counts every cycle t…
48 …"BriefDescription": "No operation issued due to the backend, load.This event counts every cycle th…
51 …"PublicDescription": "No operation issued due to the backend, store.This event counts every cycle …
54 …"BriefDescription": "No operation issued due to the backend, store.This event counts every cycle t…
[all …]
|
| /kernel/linux/linux-6.6/tools/perf/pmu-events/arch/arm64/arm/cortex-a510/ |
| D | pipeline.json | 39 …"PublicDescription": "No operation issued due to the backend interlock. This event counts every cy…
42 …"BriefDescription": "No operation issued due to the backend interlock. This event counts every cyc…
45 …"PublicDescription": "No operation issued due to the backend, address interlock. This event counts…
48 …"BriefDescription": "No operation issued due to the backend, address interlock. This event counts …
51 …"PublicDescription": "No operation issued due to the backend, interlock, or the Vector Processing …
54 …"BriefDescription": "No operation issued due to the backend, interlock, or the Vector Processing U…
57 …"PublicDescription": "No operation issued due to the backend, load. This event counts every cycle …
60 …"BriefDescription": "No operation issued due to the backend, load. This event counts every cycle w…
63 …"PublicDescription": "No operation issued due to the backend, store. This event counts every cycle…
66 …"BriefDescription": "No operation issued due to the backend, store. This event counts every cycle …
[all …]
|
| /kernel/linux/linux-6.6/include/linux/ |
| D | pstore.h | 25 * These values may be written to storage (see EFI vars backend), so
54 * @psi: pstore backend driver information
62 * @priv: pointer for backend specific use, will be
91 * struct pstore_info - backend pstore driver structure
93 * @owner: module which is responsible for this backend driver
94 * @name: name of the backend driver
100 * backend entry, since compressed bytes don't take kindly
104 * @flags: bitfield of frontends the backend can accept writes for
111 * @data: backend-private pointer passed back during callbacks
116 * Notify backend that pstore is starting a full read of backend
[all …]
|
| /kernel/linux/linux-5.10/include/linux/ |
| D | pstore.h | 25 * These values may be written to storage (see EFI vars backend), so
54 * @psi: pstore backend driver information
87 * struct pstore_info - backend pstore driver structure
89 * @owner: module which is responsible for this backend driver
90 * @name: name of the backend driver
96 * backend entry, since compressed bytes don't take kindly
100 * @flags: bitfield of frontends the backend can accept writes for
107 * @data: backend-private pointer passed back during callbacks
112 * Notify backend that pstore is starting a full read of backend
115 * @psi: in: pointer to the struct pstore_info for the backend
[all …]
|
| /kernel/linux/linux-6.6/Documentation/i2c/ |
| D | slave-interface.rst | 9 a hardware independent software backend providing the actual functionality. An
13 needed. The backend driver and the I2C bus driver communicate via events. Here
15 transported. The dotted line marks only one example. The backend could also
21 | Userspace +........+ Backend +-----------+ Driver +-----+ Controller |
27 Note: Technically, there is also the I2C core between the backend and the
43 Each backend should come with separate documentation to describe its specific
50 First, the events which are used by the bus driver and the backend will be
58 The bus driver sends an event to the backend using the following function::
66 is the return value from the backend. Mandatory events must be provided by the
67 bus drivers and must be checked for by backend drivers.
[all …]
|
| /kernel/linux/linux-6.6/rust/kernel/sync/ |
| D | lock.rs | 16 /// The "backend" of a lock.
27 pub unsafe trait Backend { trait
50 /// Callers must ensure that [`Backend::init`] has been previously called.
65 /// Callers must ensure that `guard_state` comes from a previous call to [`Backend::lock`] (or
66 /// variant) that has been unlocked with [`Backend::unlock`] and will be relocked now.
76 /// [`Backend`] specified as the generic parameter `B`.
78 pub struct Lock<T: ?Sized, B: Backend> {
94 unsafe impl<T: ?Sized + Send, B: Backend> Send for Lock<T, B> {}
98 unsafe impl<T: ?Sized + Send, B: Backend> Sync for Lock<T, B> {}
100 impl<T, B: Backend> Lock<T, B> {
[all …]
|
| /kernel/linux/linux-5.10/Documentation/vm/ |
| D | frontswap.rst | 48 If a backend chooses, frontswap can be configured as a "writethrough
51 in order to allow the backend to arbitrarily "reclaim" space used to
75 A backend implementation may provide additional metrics.
121 Specifically, the Xen Transcendent Memory backend allows otherwise
140 swap device. If CONFIG_FRONTSWAP is enabled but no frontswap "backend"
143 AND a frontswap backend registers AND the backend fails every "store"
150 As for space, if CONFIG_FRONTSWAP is enabled AND a frontswap backend
163 backend, such as zcache, must implement policies to carefully (but
169 Let's assume that a frontswap "backend" has registered during
171 frontswap backend has access to some "memory" that is not directly
[all …]
|
| /kernel/linux/linux-5.10/drivers/staging/media/atomisp/pci/runtime/isys/src/ |
| D | csi_rx_rmgr.c | 43 csi_rx_backend_ID_t backend, in ia_css_isys_csi_rx_lut_rmgr_acquire() argument
53 assert(backend < N_CSI_RX_BACKEND_ID); in ia_css_isys_csi_rx_lut_rmgr_acquire()
58 if ((backend < N_CSI_RX_BACKEND_ID) && (entry)) { in ia_css_isys_csi_rx_lut_rmgr_acquire()
59 cur_rsrc = &isys_csi_rx_rsrc[backend]; in ia_css_isys_csi_rx_lut_rmgr_acquire()
61 max_num_packets_of_type = N_LONG_PACKET_LUT_ENTRIES[backend]; in ia_css_isys_csi_rx_lut_rmgr_acquire()
64 max_num_packets_of_type = N_SHORT_PACKET_LUT_ENTRIES[backend]; in ia_css_isys_csi_rx_lut_rmgr_acquire()
93 csi_rx_backend_ID_t backend, in ia_css_isys_csi_rx_lut_rmgr_release() argument
101 assert(backend < N_CSI_RX_BACKEND_ID); in ia_css_isys_csi_rx_lut_rmgr_release()
106 if ((backend < N_CSI_RX_BACKEND_ID) && (entry)) { in ia_css_isys_csi_rx_lut_rmgr_release()
108 max_num_packets = N_LONG_PACKET_LUT_ENTRIES[backend]; in ia_css_isys_csi_rx_lut_rmgr_release()
[all …]
|
| /kernel/linux/linux-6.6/drivers/staging/media/atomisp/pci/runtime/isys/src/ |
| D | csi_rx_rmgr.c | 43 csi_rx_backend_ID_t backend, in ia_css_isys_csi_rx_lut_rmgr_acquire() argument
53 assert(backend < N_CSI_RX_BACKEND_ID); in ia_css_isys_csi_rx_lut_rmgr_acquire()
58 if ((backend < N_CSI_RX_BACKEND_ID) && (entry)) { in ia_css_isys_csi_rx_lut_rmgr_acquire()
59 cur_rsrc = &isys_csi_rx_rsrc[backend]; in ia_css_isys_csi_rx_lut_rmgr_acquire()
61 max_num_packets_of_type = N_LONG_PACKET_LUT_ENTRIES[backend]; in ia_css_isys_csi_rx_lut_rmgr_acquire()
64 max_num_packets_of_type = N_SHORT_PACKET_LUT_ENTRIES[backend]; in ia_css_isys_csi_rx_lut_rmgr_acquire()
93 csi_rx_backend_ID_t backend, in ia_css_isys_csi_rx_lut_rmgr_release() argument
101 assert(backend < N_CSI_RX_BACKEND_ID); in ia_css_isys_csi_rx_lut_rmgr_release()
106 if ((backend < N_CSI_RX_BACKEND_ID) && (entry)) { in ia_css_isys_csi_rx_lut_rmgr_release()
108 max_num_packets = N_LONG_PACKET_LUT_ENTRIES[backend]; in ia_css_isys_csi_rx_lut_rmgr_release()
[all …]
|
| /kernel/linux/linux-5.10/Documentation/i2c/ |
| D | slave-interface.rst | 9 a hardware independent software backend providing the actual functionality. An
13 needed. The backend driver and the I2C bus driver communicate via events. Here
15 transported. The dotted line marks only one example. The backend could also
21 | Userspace +........+ Backend +-----------+ Driver +-----+ Controller |
27 Note: Technically, there is also the I2C core between the backend and the
43 Each backend should come with separate documentation to describe its specific
50 First, the events which are used by the bus driver and the backend will be
58 The bus driver sends an event to the backend using the following function::
66 is the return value from the backend. Mandatory events must be provided by the
67 bus drivers and must be checked for by backend drivers.
[all …]
|
| /kernel/linux/linux-5.10/tools/perf/pmu-events/arch/x86/jaketown/ |
| D | jkt-metrics.json | 3 …is category represents fraction of slots where the processor's Frontend undersupplies its Backend",
7 …Backend. Frontend denotes the first part of the processor core responsible to fetch operations tha…
10 …sents fraction of slots where the processor's Frontend undersupplies its Backend. SMT version; use…
14 …Backend. Frontend denotes the first part of the processor core responsible to fetch operations tha…
31 …ops are being delivered due to a lack of required resources for accepting new uops in the Backend",
35 …Backend. Backend is the portion of the processor core where the out-of-order scheduler dispatches …
38 …ivered due to a lack of required resources for accepting new uops in the Backend. SMT version; use…
42 …Backend. Backend is the portion of the processor core where the out-of-order scheduler dispatches …
|
| /kernel/linux/linux-5.10/tools/perf/pmu-events/arch/x86/sandybridge/ |
| D | snb-metrics.json | 3 …is category represents fraction of slots where the processor's Frontend undersupplies its Backend",
7 …Backend. Frontend denotes the first part of the processor core responsible to fetch operations tha…
10 …sents fraction of slots where the processor's Frontend undersupplies its Backend. SMT version; use…
14 …Backend. Frontend denotes the first part of the processor core responsible to fetch operations tha…
31 …ops are being delivered due to a lack of required resources for accepting new uops in the Backend",
35 …Backend. Backend is the portion of the processor core where the out-of-order scheduler dispatches …
38 …ivered due to a lack of required resources for accepting new uops in the Backend. SMT version; use…
42 …Backend. Backend is the portion of the processor core where the out-of-order scheduler dispatches …
|
| /kernel/linux/linux-6.6/drivers/xen/ |
| D | Kconfig | 93 bool "Backend driver support"
96 Support for backend device drivers that provide I/O services
195 device backend driver without para-virtualized support for guests.
200 The "hide" parameter (only applicable if backend driver is compiled
208 tristate "Xen PCI-device backend driver"
214 The PCI device backend driver allows the kernel to export arbitrary
224 The "hide" parameter (only applicable if backend driver is compiled
238 sends a small set of POSIX calls to the backend, which
242 tristate "XEN PV Calls backend driver"
245 Experimental backend for the Xen PV Calls protocol
[all …]
|
| /kernel/linux/linux-6.6/drivers/target/ |
| D | target_core_hba.c | 50 pr_err("backend %s already registered.\n", ops->name); in transport_backend_register()
76 * Wait for any outstanding backend driver ->rcu_head in target_backend_unregister()
78 * call_rcu(), before allowing backend driver module in target_backend_unregister()
126 hba->backend = core_get_backend(plugin_name); in core_alloc_hba()
127 if (!hba->backend) { in core_alloc_hba()
132 ret = hba->backend->ops->attach_hba(hba, plugin_dep_id); in core_alloc_hba()
147 module_put(hba->backend->ops->owner); in core_alloc_hba()
148 hba->backend = NULL; in core_alloc_hba()
159 hba->backend->ops->detach_hba(hba); in core_delete_hba()
168 module_put(hba->backend->ops->owner); in core_delete_hba()
[all …]
|
| /kernel/linux/linux-5.10/drivers/target/ |
| D | target_core_hba.c | 50 pr_err("backend %s already registered.\n", ops->name); in transport_backend_register()
76 * Wait for any outstanding backend driver ->rcu_head in target_backend_unregister()
78 * call_rcu(), before allowing backend driver module in target_backend_unregister()
126 hba->backend = core_get_backend(plugin_name); in core_alloc_hba()
127 if (!hba->backend) { in core_alloc_hba()
132 ret = hba->backend->ops->attach_hba(hba, plugin_dep_id); in core_alloc_hba()
147 module_put(hba->backend->ops->owner); in core_alloc_hba()
148 hba->backend = NULL; in core_alloc_hba()
159 hba->backend->ops->detach_hba(hba); in core_delete_hba()
168 module_put(hba->backend->ops->owner); in core_delete_hba()
[all …]
|