Lines Matching full:dsi
2 * MIPI DSI Bus
41 * DOC: dsi helpers
43 * These functions contain some common logic and helpers to deal with MIPI DSI
46 * Helpers are provided for a number of standard MIPI DSI command as well as a
52 struct mipi_dsi_device *dsi = to_mipi_dsi_device(dev); in mipi_dsi_device_match() local
58 /* compare DSI device and driver names */ in mipi_dsi_device_match()
59 if (!strcmp(dsi->name, drv->name)) in mipi_dsi_device_match()
67 struct mipi_dsi_device *dsi = to_mipi_dsi_device(dev); in mipi_dsi_uevent() local
75 dsi->name); in mipi_dsi_uevent()
92 .name = "mipi-dsi",
99 * of_find_mipi_dsi_device_by_node() - find the MIPI DSI device matching a
103 * Return: A pointer to the MIPI DSI device corresponding to @np or NULL if no
118 struct mipi_dsi_device *dsi = to_mipi_dsi_device(dev); in mipi_dsi_dev_release() local
121 kfree(dsi); in mipi_dsi_dev_release()
130 struct mipi_dsi_device *dsi; in mipi_dsi_device_alloc() local
132 dsi = kzalloc(sizeof(*dsi), GFP_KERNEL); in mipi_dsi_device_alloc()
133 if (!dsi) in mipi_dsi_device_alloc()
136 dsi->host = host; in mipi_dsi_device_alloc()
137 dsi->dev.bus = &mipi_dsi_bus_type; in mipi_dsi_device_alloc()
138 dsi->dev.parent = host->dev; in mipi_dsi_device_alloc()
139 dsi->dev.type = &mipi_dsi_device_type; in mipi_dsi_device_alloc()
141 device_initialize(&dsi->dev); in mipi_dsi_device_alloc()
143 return dsi; in mipi_dsi_device_alloc()
146 static int mipi_dsi_device_add(struct mipi_dsi_device *dsi) in mipi_dsi_device_add() argument
148 struct mipi_dsi_host *host = dsi->host; in mipi_dsi_device_add()
150 dev_set_name(&dsi->dev, "%s.%d", dev_name(host->dev), dsi->channel); in mipi_dsi_device_add()
152 return device_add(&dsi->dev); in mipi_dsi_device_add()
189 * mipi_dsi_device_register_full - create a MIPI DSI device
190 * @host: DSI host to which this device is connected
191 * @info: pointer to template containing DSI device information
193 * Create a MIPI DSI device by using the device information provided by
197 * A pointer to the newly created MIPI DSI device, or, a pointer encoded
204 struct mipi_dsi_device *dsi; in mipi_dsi_device_register_full() local
217 dsi = mipi_dsi_device_alloc(host); in mipi_dsi_device_register_full()
218 if (IS_ERR(dsi)) { in mipi_dsi_device_register_full()
219 drm_err(host, "failed to allocate DSI device %ld\n", in mipi_dsi_device_register_full()
220 PTR_ERR(dsi)); in mipi_dsi_device_register_full()
221 return dsi; in mipi_dsi_device_register_full()
224 dsi->dev.of_node = info->node; in mipi_dsi_device_register_full()
225 dsi->channel = info->channel; in mipi_dsi_device_register_full()
226 strlcpy(dsi->name, info->type, sizeof(dsi->name)); in mipi_dsi_device_register_full()
228 ret = mipi_dsi_device_add(dsi); in mipi_dsi_device_register_full()
230 drm_err(host, "failed to add DSI device %d\n", ret); in mipi_dsi_device_register_full()
231 kfree(dsi); in mipi_dsi_device_register_full()
235 return dsi; in mipi_dsi_device_register_full()
240 * mipi_dsi_device_unregister - unregister MIPI DSI device
241 * @dsi: DSI peripheral device
243 void mipi_dsi_device_unregister(struct mipi_dsi_device *dsi) in mipi_dsi_device_unregister() argument
245 device_unregister(&dsi->dev); in mipi_dsi_device_unregister()
251 struct mipi_dsi_device *dsi = arg; in devm_mipi_dsi_device_unregister() local
253 mipi_dsi_device_unregister(dsi); in devm_mipi_dsi_device_unregister()
257 * devm_mipi_dsi_device_register_full - create a managed MIPI DSI device
258 * @dev: device to tie the MIPI-DSI device lifetime to
259 * @host: DSI host to which this device is connected
260 * @info: pointer to template containing DSI device information
262 * Create a MIPI DSI device by using the device information provided by
270 * A pointer to the newly created MIPI DSI device, or, a pointer encoded
278 struct mipi_dsi_device *dsi; in devm_mipi_dsi_device_register_full() local
281 dsi = mipi_dsi_device_register_full(host, info); in devm_mipi_dsi_device_register_full()
282 if (IS_ERR(dsi)) in devm_mipi_dsi_device_register_full()
283 return dsi; in devm_mipi_dsi_device_register_full()
287 dsi); in devm_mipi_dsi_device_register_full()
291 return dsi; in devm_mipi_dsi_device_register_full()
299 * of_find_mipi_dsi_host_by_node() - find the MIPI DSI host matching a
304 * A pointer to the MIPI DSI host corresponding to @node or NULL if no
347 struct mipi_dsi_device *dsi = to_mipi_dsi_device(dev); in mipi_dsi_remove_device_fn() local
349 mipi_dsi_detach(dsi); in mipi_dsi_remove_device_fn()
350 mipi_dsi_device_unregister(dsi); in mipi_dsi_remove_device_fn()
366 * mipi_dsi_attach - attach a DSI device to its DSI host
367 * @dsi: DSI peripheral
369 int mipi_dsi_attach(struct mipi_dsi_device *dsi) in mipi_dsi_attach() argument
371 const struct mipi_dsi_host_ops *ops = dsi->host->ops; in mipi_dsi_attach()
376 return ops->attach(dsi->host, dsi); in mipi_dsi_attach()
381 * mipi_dsi_detach - detach a DSI device from its DSI host
382 * @dsi: DSI peripheral
384 int mipi_dsi_detach(struct mipi_dsi_device *dsi) in mipi_dsi_detach() argument
386 const struct mipi_dsi_host_ops *ops = dsi->host->ops; in mipi_dsi_detach()
391 return ops->detach(dsi->host, dsi); in mipi_dsi_detach()
397 struct mipi_dsi_device *dsi = arg; in devm_mipi_dsi_detach() local
399 mipi_dsi_detach(dsi); in devm_mipi_dsi_detach()
403 * devm_mipi_dsi_attach - Attach a MIPI-DSI device to its DSI Host
404 * @dev: device to tie the MIPI-DSI device attachment lifetime to
405 * @dsi: DSI peripheral
414 struct mipi_dsi_device *dsi) in devm_mipi_dsi_attach() argument
418 ret = mipi_dsi_attach(dsi); in devm_mipi_dsi_attach()
422 ret = devm_add_action_or_reset(dev, devm_mipi_dsi_detach, dsi); in devm_mipi_dsi_attach()
430 static ssize_t mipi_dsi_device_transfer(struct mipi_dsi_device *dsi, in mipi_dsi_device_transfer() argument
433 const struct mipi_dsi_host_ops *ops = dsi->host->ops; in mipi_dsi_device_transfer()
438 if (dsi->mode_flags & MIPI_DSI_MODE_LPM) in mipi_dsi_device_transfer()
441 return ops->transfer(dsi->host, msg); in mipi_dsi_device_transfer()
446 * @type: MIPI DSI data type of the packet
484 * @type: MIPI DSI data type of the packet
517 * DSI protocol
518 * @packet: pointer to a DSI packet structure
570 * @dsi: DSI peripheral device
574 int mipi_dsi_shutdown_peripheral(struct mipi_dsi_device *dsi) in mipi_dsi_shutdown_peripheral() argument
577 .channel = dsi->channel, in mipi_dsi_shutdown_peripheral()
582 int ret = mipi_dsi_device_transfer(dsi, &msg); in mipi_dsi_shutdown_peripheral()
590 * @dsi: DSI peripheral device
594 int mipi_dsi_turn_on_peripheral(struct mipi_dsi_device *dsi) in mipi_dsi_turn_on_peripheral() argument
597 .channel = dsi->channel, in mipi_dsi_turn_on_peripheral()
602 int ret = mipi_dsi_device_transfer(dsi, &msg); in mipi_dsi_turn_on_peripheral()
612 * @dsi: DSI peripheral device
617 int mipi_dsi_set_maximum_return_packet_size(struct mipi_dsi_device *dsi, in mipi_dsi_set_maximum_return_packet_size() argument
622 .channel = dsi->channel, in mipi_dsi_set_maximum_return_packet_size()
627 int ret = mipi_dsi_device_transfer(dsi, &msg); in mipi_dsi_set_maximum_return_packet_size()
635 * @dsi: DSI peripheral device
643 ssize_t mipi_dsi_compression_mode(struct mipi_dsi_device *dsi, bool enable) in mipi_dsi_compression_mode() argument
648 .channel = dsi->channel, in mipi_dsi_compression_mode()
653 int ret = mipi_dsi_device_transfer(dsi, &msg); in mipi_dsi_compression_mode()
661 * @dsi: DSI peripheral device
668 ssize_t mipi_dsi_picture_parameter_set(struct mipi_dsi_device *dsi, in mipi_dsi_picture_parameter_set() argument
672 .channel = dsi->channel, in mipi_dsi_picture_parameter_set()
677 int ret = mipi_dsi_device_transfer(dsi, &msg); in mipi_dsi_picture_parameter_set()
685 * @dsi: DSI peripheral device
695 ssize_t mipi_dsi_generic_write(struct mipi_dsi_device *dsi, const void *payload, in mipi_dsi_generic_write() argument
699 .channel = dsi->channel, in mipi_dsi_generic_write()
722 return mipi_dsi_device_transfer(dsi, &msg); in mipi_dsi_generic_write()
728 * @dsi: DSI peripheral device
740 ssize_t mipi_dsi_generic_read(struct mipi_dsi_device *dsi, const void *params, in mipi_dsi_generic_read() argument
744 .channel = dsi->channel, in mipi_dsi_generic_read()
768 return mipi_dsi_device_transfer(dsi, &msg); in mipi_dsi_generic_read()
774 * @dsi: DSI peripheral device
784 ssize_t mipi_dsi_dcs_write_buffer(struct mipi_dsi_device *dsi, in mipi_dsi_dcs_write_buffer() argument
788 .channel = dsi->channel, in mipi_dsi_dcs_write_buffer()
810 return mipi_dsi_device_transfer(dsi, &msg); in mipi_dsi_dcs_write_buffer()
816 * @dsi: DSI peripheral device
827 ssize_t mipi_dsi_dcs_write(struct mipi_dsi_device *dsi, u8 cmd, in mipi_dsi_dcs_write() argument
849 err = mipi_dsi_dcs_write_buffer(dsi, tx, size); in mipi_dsi_dcs_write()
860 * @dsi: DSI peripheral device
867 ssize_t mipi_dsi_dcs_read(struct mipi_dsi_device *dsi, u8 cmd, void *data, in mipi_dsi_dcs_read() argument
871 .channel = dsi->channel, in mipi_dsi_dcs_read()
879 return mipi_dsi_device_transfer(dsi, &msg); in mipi_dsi_dcs_read()
885 * @dsi: DSI peripheral device
889 int mipi_dsi_dcs_nop(struct mipi_dsi_device *dsi) in mipi_dsi_dcs_nop() argument
893 err = mipi_dsi_dcs_write(dsi, MIPI_DCS_NOP, NULL, 0); in mipi_dsi_dcs_nop()
903 * @dsi: DSI peripheral device
907 int mipi_dsi_dcs_soft_reset(struct mipi_dsi_device *dsi) in mipi_dsi_dcs_soft_reset() argument
911 err = mipi_dsi_dcs_write(dsi, MIPI_DCS_SOFT_RESET, NULL, 0); in mipi_dsi_dcs_soft_reset()
922 * @dsi: DSI peripheral device
927 int mipi_dsi_dcs_get_power_mode(struct mipi_dsi_device *dsi, u8 *mode) in mipi_dsi_dcs_get_power_mode() argument
931 err = mipi_dsi_dcs_read(dsi, MIPI_DCS_GET_POWER_MODE, mode, in mipi_dsi_dcs_get_power_mode()
947 * @dsi: DSI peripheral device
952 int mipi_dsi_dcs_get_pixel_format(struct mipi_dsi_device *dsi, u8 *format) in mipi_dsi_dcs_get_pixel_format() argument
956 err = mipi_dsi_dcs_read(dsi, MIPI_DCS_GET_PIXEL_FORMAT, format, in mipi_dsi_dcs_get_pixel_format()
972 * @dsi: DSI peripheral device
976 int mipi_dsi_dcs_enter_sleep_mode(struct mipi_dsi_device *dsi) in mipi_dsi_dcs_enter_sleep_mode() argument
980 err = mipi_dsi_dcs_write(dsi, MIPI_DCS_ENTER_SLEEP_MODE, NULL, 0); in mipi_dsi_dcs_enter_sleep_mode()
991 * @dsi: DSI peripheral device
995 int mipi_dsi_dcs_exit_sleep_mode(struct mipi_dsi_device *dsi) in mipi_dsi_dcs_exit_sleep_mode() argument
999 err = mipi_dsi_dcs_write(dsi, MIPI_DCS_EXIT_SLEEP_MODE, NULL, 0); in mipi_dsi_dcs_exit_sleep_mode()
1010 * @dsi: DSI peripheral device
1014 int mipi_dsi_dcs_set_display_off(struct mipi_dsi_device *dsi) in mipi_dsi_dcs_set_display_off() argument
1018 err = mipi_dsi_dcs_write(dsi, MIPI_DCS_SET_DISPLAY_OFF, NULL, 0); in mipi_dsi_dcs_set_display_off()
1029 * @dsi: DSI peripheral device
1033 int mipi_dsi_dcs_set_display_on(struct mipi_dsi_device *dsi) in mipi_dsi_dcs_set_display_on() argument
1037 err = mipi_dsi_dcs_write(dsi, MIPI_DCS_SET_DISPLAY_ON, NULL, 0); in mipi_dsi_dcs_set_display_on()
1048 * @dsi: DSI peripheral device
1054 int mipi_dsi_dcs_set_column_address(struct mipi_dsi_device *dsi, u16 start, in mipi_dsi_dcs_set_column_address() argument
1060 err = mipi_dsi_dcs_write(dsi, MIPI_DCS_SET_COLUMN_ADDRESS, payload, in mipi_dsi_dcs_set_column_address()
1072 * @dsi: DSI peripheral device
1078 int mipi_dsi_dcs_set_page_address(struct mipi_dsi_device *dsi, u16 start, in mipi_dsi_dcs_set_page_address() argument
1084 err = mipi_dsi_dcs_write(dsi, MIPI_DCS_SET_PAGE_ADDRESS, payload, in mipi_dsi_dcs_set_page_address()
1096 * @dsi: DSI peripheral device
1100 int mipi_dsi_dcs_set_tear_off(struct mipi_dsi_device *dsi) in mipi_dsi_dcs_set_tear_off() argument
1104 err = mipi_dsi_dcs_write(dsi, MIPI_DCS_SET_TEAR_OFF, NULL, 0); in mipi_dsi_dcs_set_tear_off()
1115 * @dsi: DSI peripheral device
1120 int mipi_dsi_dcs_set_tear_on(struct mipi_dsi_device *dsi, in mipi_dsi_dcs_set_tear_on() argument
1126 err = mipi_dsi_dcs_write(dsi, MIPI_DCS_SET_TEAR_ON, &value, in mipi_dsi_dcs_set_tear_on()
1138 * @dsi: DSI peripheral device
1143 int mipi_dsi_dcs_set_pixel_format(struct mipi_dsi_device *dsi, u8 format) in mipi_dsi_dcs_set_pixel_format() argument
1147 err = mipi_dsi_dcs_write(dsi, MIPI_DCS_SET_PIXEL_FORMAT, &format, in mipi_dsi_dcs_set_pixel_format()
1159 * @dsi: DSI peripheral device
1164 int mipi_dsi_dcs_set_tear_scanline(struct mipi_dsi_device *dsi, u16 scanline) in mipi_dsi_dcs_set_tear_scanline() argument
1169 err = mipi_dsi_dcs_write(dsi, MIPI_DCS_SET_TEAR_SCANLINE, payload, in mipi_dsi_dcs_set_tear_scanline()
1181 * @dsi: DSI peripheral device
1186 int mipi_dsi_dcs_set_display_brightness(struct mipi_dsi_device *dsi, in mipi_dsi_dcs_set_display_brightness() argument
1192 err = mipi_dsi_dcs_write(dsi, MIPI_DCS_SET_DISPLAY_BRIGHTNESS, in mipi_dsi_dcs_set_display_brightness()
1204 * @dsi: DSI peripheral device
1209 int mipi_dsi_dcs_get_display_brightness(struct mipi_dsi_device *dsi, in mipi_dsi_dcs_get_display_brightness() argument
1214 err = mipi_dsi_dcs_read(dsi, MIPI_DCS_GET_DISPLAY_BRIGHTNESS, in mipi_dsi_dcs_get_display_brightness()
1230 struct mipi_dsi_device *dsi = to_mipi_dsi_device(dev); in mipi_dsi_drv_probe() local
1232 return drv->probe(dsi); in mipi_dsi_drv_probe()
1238 struct mipi_dsi_device *dsi = to_mipi_dsi_device(dev); in mipi_dsi_drv_remove() local
1240 drv->remove(dsi); in mipi_dsi_drv_remove()
1248 struct mipi_dsi_device *dsi = to_mipi_dsi_device(dev); in mipi_dsi_drv_shutdown() local
1250 drv->shutdown(dsi); in mipi_dsi_drv_shutdown()
1254 * mipi_dsi_driver_register_full() - register a driver for DSI devices
1255 * @drv: DSI driver structure
1278 * mipi_dsi_driver_unregister() - unregister a driver for DSI devices
1279 * @drv: DSI driver structure
1296 MODULE_DESCRIPTION("MIPI DSI Bus");