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/linux/drivers/gpu/drm/
H A Ddrm_panel.c36 * DOC: drm panel
38 * The DRM panel helpers allow drivers to register panel objects with a
47 * drm_panel_init - initialize a panel
48 * @panel: DRM panel
49 * @dev: parent device of the panel
50 * @funcs: panel operations
52 * the panel interface
54 * Initialize the panel structur
57 drm_panel_init(struct drm_panel * panel,struct device * dev,const struct drm_panel_funcs * funcs,int connector_type) drm_panel_init() argument
76 drm_panel_add(struct drm_panel * panel) drm_panel_add() argument
90 drm_panel_remove(struct drm_panel * panel) drm_panel_remove() argument
108 drm_panel_prepare(struct drm_panel * panel) drm_panel_prepare() argument
156 drm_panel_unprepare(struct drm_panel * panel) drm_panel_unprepare() argument
203 drm_panel_enable(struct drm_panel * panel) drm_panel_enable() argument
241 drm_panel_disable(struct drm_panel * panel) drm_panel_disable() argument
280 drm_panel_get_modes(struct drm_panel * panel,struct drm_connector * connector) drm_panel_get_modes() argument
317 struct drm_panel *panel; of_drm_find_panel() local
426 struct drm_panel *panel; drm_panel_add_follower() local
468 struct drm_panel *panel = follower->panel; drm_panel_remove_follower() local
536 drm_panel_of_backlight(struct drm_panel * panel) drm_panel_of_backlight() argument
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/linux/drivers/gpu/drm/i915/display/
H A Dintel_backlight.c65 struct intel_panel *panel = &connector->panel; in clamp_user_to_hw() local
68 hw_level = scale(user_level, 0, user_max, 0, panel->backlight.max); in clamp_user_to_hw()
69 hw_level = clamp(hw_level, panel->backlight.min, panel->backlight.max); in clamp_user_to_hw()
78 struct intel_panel *panel = &connector->panel; in scale_hw_to_user() local
80 return scale(hw_level, panel->backlight.min, panel->backlight.max, in scale_hw_to_user()
87 struct intel_panel *panel = &connector->panel; in intel_backlight_invert_pwm_level() local
89 drm_WARN_ON(display->drm, panel->backlight.pwm_level_max == 0); in intel_backlight_invert_pwm_level()
96 return panel->backlight.pwm_level_max - val + panel->backlight.pwm_level_min; in intel_backlight_invert_pwm_level()
106 struct intel_panel *panel = &connector->panel; in intel_backlight_set_pwm_level() local
110 panel->backlight.pwm_funcs->set(conn_state, val); in intel_backlight_set_pwm_level()
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H A Dintel_dsi_dcs_backlight.c50 struct intel_panel *panel = &connector->panel; in dcs_get_backlight() local
54 size_t len = panel->backlight.max > U8_MAX ? 2 : 1; in dcs_get_backlight()
56 for_each_dsi_port(port, panel->vbt.dsi.bl_ports) { in dcs_get_backlight()
69 struct intel_panel *panel = &to_intel_connector(conn_state->connector)->panel; in dcs_set_backlight() local
73 size_t len = panel->backlight.max > U8_MAX ? 2 : 1; in dcs_set_backlight()
83 for_each_dsi_port(port, panel->vbt.dsi.bl_ports) { in dcs_set_backlight()
96 struct intel_panel *panel = &to_intel_connector(conn_state->connector)->panel; in dcs_disable_backlight() local
102 for_each_dsi_port(port, panel->vbt.dsi.cabc_ports) { in dcs_disable_backlight()
110 for_each_dsi_port(port, panel->vbt.dsi.bl_ports) { in dcs_disable_backlight()
131 struct intel_panel *panel = &to_intel_connector(conn_state->connector)->panel; in dcs_enable_backlight() local
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/linux/drivers/input/misc/
H A Dibm-panel.c15 #define DEVICE_NAME "ibm-panel"
26 static u8 ibm_panel_calculate_checksum(struct ibm_panel *panel) in ibm_panel_calculate_checksum() argument
32 for (i = 0; i < sizeof(panel->command) - 1; ++i) { in ibm_panel_calculate_checksum()
33 sum += panel->command[i]; in ibm_panel_calculate_checksum()
47 static void ibm_panel_process_command(struct ibm_panel *panel) in ibm_panel_process_command() argument
52 if (panel->command[0] != 0xff && panel->command[1] != 0xf0) { in ibm_panel_process_command()
53 dev_dbg(&panel->input->dev, "command invalid: %02x %02x\n", in ibm_panel_process_command()
54 panel->command[0], panel->command[1]); in ibm_panel_process_command()
58 chksum = ibm_panel_calculate_checksum(panel); in ibm_panel_process_command()
59 if (chksum != panel->command[sizeof(panel->command) - 1]) { in ibm_panel_process_command()
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/linux/drivers/gpu/drm/panel/
H A Dpanel-seiko-43wvf1g.c6 * Based on Panel Simple driver by Thierry Reding <treding@nvidia.com>
33 * @width: width (in millimeters) of the panel's active display area
34 * @height: height (in millimeters) of the panel's active display area
53 static inline struct seiko_panel *to_seiko_panel(struct drm_panel *panel) in to_seiko_panel() argument
55 return container_of(panel, struct seiko_panel, base); in to_seiko_panel()
58 static int seiko_panel_get_fixed_modes(struct seiko_panel *panel, in seiko_panel_get_fixed_modes() argument
64 if (!panel->desc) in seiko_panel_get_fixed_modes()
67 for (i = 0; i < panel->desc->num_timings; i++) { in seiko_panel_get_fixed_modes()
68 const struct display_timing *dt = &panel->desc->timings[i]; in seiko_panel_get_fixed_modes()
74 dev_err(panel->base.dev, "failed to add mode %ux%u\n", in seiko_panel_get_fixed_modes()
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H A Dpanel-samsung-atna33xc20.c5 * Panel driver for the Samsung ATNA33XC20 panel. This panel can't be handled
44 static inline struct atana33xc20_panel *to_atana33xc20(struct drm_panel *panel) in to_atana33xc20() argument
46 return container_of(panel, struct atana33xc20_panel, base); in to_atana33xc20()
140 static int atana33xc20_disable(struct drm_panel *panel) in atana33xc20_disable() argument
142 struct atana33xc20_panel *p = to_atana33xc20(panel); in atana33xc20_disable()
165 static int atana33xc20_enable(struct drm_panel *panel) in atana33xc20_enable() argument
167 struct atana33xc20_panel *p = to_atana33xc20(panel); in atana33xc20_enable()
191 static int atana33xc20_unprepare(struct drm_panel *panel) in atana33xc20_unprepare() argument
196 * Purposely do a put_sync, don't use autosuspend. The panel's tcon in atana33xc20_unprepare()
201 * to get the EDID or otherwise send DP AUX commands to the panel. in atana33xc20_unprepare()
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H A Dpanel-novatek-nt39016.c3 * Novatek NT39016 TFT LCD panel driver
65 static inline struct nt39016 *to_nt39016(struct drm_panel *panel) in to_nt39016() argument
67 return container_of(panel, struct nt39016, drm_panel); in to_nt39016()
120 struct nt39016 *panel = to_nt39016(drm_panel); in nt39016_prepare() local
123 err = regulator_enable(panel->supply); in nt39016_prepare()
135 gpiod_set_value_cansleep(panel->reset_gpio, 1); in nt39016_prepare()
137 gpiod_set_value_cansleep(panel->reset_gpio, 0); in nt39016_prepare()
141 err = regmap_multi_reg_write(panel->map, nt39016_panel_regs, in nt39016_prepare()
151 regulator_disable(panel->supply); in nt39016_prepare()
157 struct nt39016 *panel = to_nt39016(drm_panel); in nt39016_unprepare() local
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H A Dpanel-orisetech-ota5601a.c3 * Orisetech OTA5601A TFT LCD panel driver
42 static inline struct ota5601a *to_ota5601a(struct drm_panel *panel) in to_ota5601a() argument
44 return container_of(panel, struct ota5601a, drm_panel); in to_ota5601a()
113 struct ota5601a *panel = to_ota5601a(drm_panel); in ota5601a_prepare() local
116 err = regulator_enable(panel->supply); in ota5601a_prepare()
123 gpiod_set_value_cansleep(panel->reset_gpio, 1); in ota5601a_prepare()
125 gpiod_set_value_cansleep(panel->reset_gpio, 0); in ota5601a_prepare()
129 err = regmap_multi_reg_write(panel->map, ota5601a_panel_regs, in ota5601a_prepare()
141 regulator_disable(panel->supply); in ota5601a_prepare()
147 struct ota5601a *panel = to_ota5601a(drm_panel); in ota5601a_unprepare() local
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H A Dpanel-visionox-rm69299.c19 struct drm_panel panel; member
25 static inline struct visionox_rm69299 *panel_to_ctx(struct drm_panel *panel) in panel_to_ctx() argument
27 return container_of(panel, struct visionox_rm69299, panel); in panel_to_ctx()
39 * Reset sequence of visionox panel requires the panel to be in visionox_rm69299_power_on()
60 static int visionox_rm69299_unprepare(struct drm_panel *panel) in visionox_rm69299_unprepare() argument
62 struct visionox_rm69299 *ctx = panel_to_ctx(panel); in visionox_rm69299_unprepare()
69 dev_err(ctx->panel.dev, "set_display_off cmd failed ret = %d\n", ret); in visionox_rm69299_unprepare()
76 dev_err(ctx->panel.dev, "enter_sleep cmd failed ret = %d\n", ret); in visionox_rm69299_unprepare()
84 static int visionox_rm69299_prepare(struct drm_panel *panel) in visionox_rm69299_prepare() argument
86 struct visionox_rm69299 *ctx = panel_to_ctx(panel); in visionox_rm69299_prepare()
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H A Dpanel-synaptics-r63353.c64 static inline struct r63353_panel *to_r63353_panel(struct drm_panel *panel) in to_r63353_panel() argument
66 return container_of(panel, struct r63353_panel, base); in to_r63353_panel()
158 static int r63353_panel_prepare(struct drm_panel *panel) in r63353_panel_prepare() argument
160 struct r63353_panel *rpanel = to_r63353_panel(panel); in r63353_panel_prepare()
204 static int r63353_panel_unprepare(struct drm_panel *panel) in r63353_panel_unprepare() argument
206 struct r63353_panel *rpanel = to_r63353_panel(panel); in r63353_panel_unprepare()
226 static int r63353_panel_get_modes(struct drm_panel *panel, in r63353_panel_get_modes() argument
229 struct r63353_panel *rpanel = to_r63353_panel(panel); in r63353_panel_get_modes()
260 struct r63353_panel *panel; in r63353_panel_probe() local
262 panel = devm_kzalloc(&dsi->dev, sizeof(*panel), GFP_KERNEL); in r63353_panel_probe()
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H A Dpanel-arm-versatile.c3 * Panel driver for the ARM Versatile family reference designs from
51 /* The Versatile can detect the connected panel type */
70 * @name: the name of this panel
78 * @mode: the DRM display mode for this panel
82 * @bus_flags: the DRM bus flags for this panel e.g. inverted clock
86 * @width_mm: the panel width in mm
90 * @height_mm: the panel height in mm
94 * @ib2: the panel may be connected on an IB2 daughterboard
108 * @panel: the DRM panel instance for this device
110 struct drm_panel panel; member
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H A Dpanel-widechips-ws2401.c3 * Panel driver for the WideChips WS2401 480x800 DPI RGB panel, used in
34 #define WS2401_READ_ID1 0xda /* Read panel ID 1 */
35 #define WS2401_READ_ID2 0xdb /* Read panel ID 2 */
36 #define WS2401_READ_ID3 0xdc /* Read panel ID 3 */
48 #define WS2401_PANELCTL 0xf6 /* Panel control */
58 * struct ws2401 - state container for a panel controlled by the WS2401
66 /** @panel: the DRM panel instance for this device */
67 struct drm_panel panel; member
68 /** @width: the width of this panel in mm */
70 /** @height: the height of this panel in mm */
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H A Dpanel-lvds.c3 * Generic LVDS panel driver
27 struct drm_panel panel; member
45 static inline struct panel_lvds *to_panel_lvds(struct drm_panel *panel) in to_panel_lvds() argument
47 return container_of(panel, struct panel_lvds, panel); in to_panel_lvds()
50 static int panel_lvds_unprepare(struct drm_panel *panel) in panel_lvds_unprepare() argument
52 struct panel_lvds *lvds = to_panel_lvds(panel); in panel_lvds_unprepare()
63 static int panel_lvds_prepare(struct drm_panel *panel) in panel_lvds_prepare() argument
65 struct panel_lvds *lvds = to_panel_lvds(panel); in panel_lvds_prepare()
84 static int panel_lvds_get_modes(struct drm_panel *panel, in panel_lvds_get_modes() argument
87 struct panel_lvds *lvds = to_panel_lvds(panel); in panel_lvds_get_modes()
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H A Dpanel-boe-th101mb31ig002-28a.c38 struct drm_panel panel; in boe_th101mb31ig002_reset()
180 static int boe_th101mb31ig002_disable(struct drm_panel *panel)
182 struct boe_th101mb31ig002 *ctx = container_of(panel,
184 panel); in boe_th101mb31ig002_get_modes() argument
202 static int boe_th101mb31ig002_unprepare(struct drm_panel *panel) in boe_th101mb31ig002_get_modes()
204 struct boe_th101mb31ig002 *ctx = container_of(panel, in boe_th101mb31ig002_get_modes()
206 panel); in boe_th101mb31ig002_get_modes()
218 static int boe_th101mb31ig002_prepare(struct drm_panel *panel)
220 struct boe_th101mb31ig002 *ctx = container_of(panel, in boe_th101mb31ig002_get_orientation() argument
222 panel); in boe_th101mb31ig002_get_orientation()
21 struct drm_panel panel; global() member
42 boe_th101mb31ig002_enable(struct drm_panel * panel) boe_th101mb31ig002_enable() argument
112 boe_th101mb31ig002_disable(struct drm_panel * panel) boe_th101mb31ig002_disable() argument
134 boe_th101mb31ig002_unprepare(struct drm_panel * panel) boe_th101mb31ig002_unprepare() argument
147 boe_th101mb31ig002_prepare(struct drm_panel * panel) boe_th101mb31ig002_prepare() argument
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/linux/Documentation/devicetree/bindings/display/panel/
H A Dpanel-edp-legacy.yaml4 $id: http://devicetree.org/schemas/display/panel/panel-edp-legacy.yaml#
7 title: Legacy eDP panels from before the "edp-panel" compatible
14 "edp-panel" compatible was introduced. It is kept around to support old
15 dts files. The only reason one might add a new panel here instead of using
16 the generic "edp-panel" is if it needed to be used on an eDP controller
17 that doesn't support the generic "edp-panel" compatible, but it should be
18 a strong preference to add the generic "edp-panel" compatible instead.
21 - $ref: panel-common.yaml#
29 # AU Optronics Corporation 10.1" WSVGA TFT LCD panel
31 # AUO B116XAK01 eDP TFT LCD panel
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H A Dpanel-simple-dsi.yaml4 $id: http://devicetree.org/schemas/display/panel/panel-simple-dsi.yaml#
17 The panel may use an OF graph binding for the association to the display,
20 If the panel is more advanced a dedicated binding file is required.
29 # AU Optronics Corporation 8.0" WUXGA TFT LCD panel
31 # Boe Corporation 8.0" WUXGA TFT LCD panel
33 # Innolux P079ZCA 7.85" 768x1024 TFT LCD panel
35 # JDI FHD_R63452 1080x1920 5.2" IPS LCD Panel
37 # Khadas TS050 5" 1080x1920 LCD panel
39 # Khadas TS050 V2 5" 1080x1920 LCD panel
41 # Kingdisplay KD097D04 9.7" 1536x2048 TFT LCD panel
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H A Dpanel-dsi-cm.yaml4 $id: http://devicetree.org/schemas/display/panel/panel-dsi-cm.yaml#
17 panel is assumed to have native backlight support.
18 The panel may use an OF graph binding for the association
23 - $ref: panel-common.yaml#
30 - motorola,droid4-panel # Panel from Motorola Droid4 phone
31 - nokia,himalaya # Panel from Nokia N950 phone
32 - tpo,taal # Panel from OMAP4 SDP board
33 - const: panel-dsi-cm # Generic DSI command mode panel compatible fallback
42 more than one power supply with panel-specific constraints governing the
44 supply is sufficient, either because the panel has a single power rail, or
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H A Drocktech,jh057n00900.yaml4 $id: http://devicetree.org/schemas/display/panel/rocktech,jh057n00900.yaml#
7 title: Rocktech JH057N00900 5.5" 720x1440 TFT LCD panel
14 Rocktech JH057N00900 is a 720x1440 TFT LCD panel
18 - $ref: panel-common.yaml#
23 # Anberic RG353V-V2 5.0" 640x480 TFT LCD panel
24 - anbernic,rg353v-panel-v2
25 # GameForce Chi 3.5" 640x480 TFT LCD panel
26 - gameforce,chi-panel
27 # Powkiddy RGB10MAX3 5.0" 720x1280 TFT LCD panel
28 - powkiddy,rgb10max3-panel
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H A Dpanel-common.yaml4 $id: http://devicetree.org/schemas/display/panel/panel-common.yaml#
18 When referenced from panel device tree bindings the properties defined in this
19 document are defined as follows. The panel device tree bindings are
36 The label property specifies a symbolic name for the panel as a
43 non-descriptive information. For instance an LCD panel in a system that
44 contains a single panel shall not be labelled "LCD" if that name is not
55 panel-timing:
58 require specific display timings. The panel-timing subnode expresses those
60 $ref: panel-timing.yaml#
83 This panel is supposed to communicate that it's ready via HPD
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H A Dpanel-lvds.yaml4 $id: http://devicetree.org/schemas/display/panel/panel-lvds.yaml#
7 title: Generic LVDS Display Panel
14 - $ref: panel-common.yaml#
21 const: panel-lvds
42 # Admatec 9904379 10.1" 1024x600 LVDS panel
45 # Chunghwa Picture Tubes Ltd. 7" WXGA (800x1280) TFT LCD LVDS panel
47 # EDT ETML0700Z9NDHA 7.0" WSVGA (1024x600) color TFT LCD LVDS panel
49 # HannStar Display Corp. HSD101PWW2 10.1" WXGA (1280x800) LVDS panel
51 # Hydis Technologies 7" WXGA (800x1280) TFT LCD LVDS panel
53 - tbs,a711-panel
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/linux/drivers/gpu/drm/msm/dp/
H A Ddp_panel.c27 static void dp_panel_read_psr_cap(struct dp_panel_private *panel) in dp_panel_read_psr_cap() argument
32 dp_panel = &panel->dp_panel; in dp_panel_read_psr_cap()
36 rlen = drm_dp_dpcd_read(panel->aux, DP_PSR_SUPPORT, in dp_panel_read_psr_cap()
39 drm_dbg_dp(panel->drm_dev, in dp_panel_read_psr_cap()
51 struct dp_panel_private *panel; in dp_panel_read_dpcd() local
55 panel = container_of(dp_panel, struct dp_panel_private, dp_panel); in dp_panel_read_dpcd()
57 rc = drm_dp_read_dpcd_caps(panel->aux, dpcd); in dp_panel_read_dpcd()
61 dp_panel->vsc_sdp_supported = drm_dp_vsc_sdp_supported(panel->aux, dpcd); in dp_panel_read_dpcd()
78 drm_dbg_dp(panel->drm_dev, "version: %d.%d\n", major, minor); in dp_panel_read_dpcd()
79 drm_dbg_dp(panel->drm_dev, "link_rate=%d\n", link_info->rate); in dp_panel_read_dpcd()
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/linux/drivers/video/fbdev/mmp/
H A Dcore.c37 * this function fetches modelist from phy/panel:
39 * or get from panel
46 if (path->panel && path->panel->get_modelist) in path_get_modelist()
47 return path->panel->get_modelist(path->panel, modelist); in path_get_modelist()
53 * panel list is used to pair panel/path when path/panel registered
56 * panel driver do panel register/unregister
64 * mmp_register_panel - register panel to panel_list and connect to path
65 * @p: panel to be registered
67 * this function provides interface for panel drivers to register panel
68 * to panel_list and connect to path which matchs panel->plat_path_name.
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/linux/drivers/gpu/drm/bridge/
H A Dpanel.c23 struct drm_panel *panel; member
44 return drm_panel_get_modes(panel_bridge->panel, connector); in panel_bridge_connector_get_modes()
128 drm_panel_prepare(panel_bridge->panel); in panel_bridge_atomic_pre_enable()
148 drm_panel_enable(panel_bridge->panel); in panel_bridge_atomic_enable()
168 drm_panel_disable(panel_bridge->panel); in panel_bridge_atomic_disable()
188 drm_panel_unprepare(panel_bridge->panel); in panel_bridge_atomic_post_disable()
196 return drm_panel_get_modes(panel_bridge->panel, connector); in panel_bridge_get_modes()
203 struct drm_panel *panel = panel_bridge->panel; in panel_bridge_debugfs_init() local
205 root = debugfs_create_dir("panel", root); in panel_bridge_debugfs_init()
206 if (panel->funcs->debugfs_init) in panel_bridge_debugfs_init()
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/linux/include/drm/
H A Ddrm_panel.h44 * struct drm_panel_funcs - perform operations on a given panel
47 * starts to transmit video data. Panel drivers can use this to turn the panel
60 * necessary to turn off the panel to avoid visual glitches. This is done in
63 * is visible on the panel. It is then safe for the display controller to
67 * the panel. This is the job of the .unprepare() function.
77 * Turn on panel and perform set up.
81 int (*prepare)(struct drm_panel *panel);
86 * Enable panel (turn on back light, etc.).
90 int (*enable)(struct drm_panel *panel);
95 * Disable panel (turn off back light, etc.).
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/linux/drivers/video/fbdev/omap2/omapfb/displays/
H A DKconfig2 menu "OMAPFB Panel and Encoder Drivers"
39 tristate "Generic DPI panel"
44 tristate "Generic DSI Command Mode Panel"
51 tristate "ACX565AKM Panel"
55 This is the LCD panel used on Nokia N900
58 tristate "LG.Philips LB035Q02 LCD Panel"
61 LCD Panel used on the Gumstix Overo Palo35
64 tristate "Sharp LS037V7DW01 LCD Panel"
68 LCD Panel used in TI's SDP3430 and EVM boards
71 tristate "TPO TD028TTEC1 LCD Panel"
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