// SPDX-License-Identifier: GPL-2.0-only
/*
* Generated with linux-mdss-dsi-panel-driver-generator from vendor device tree.
* Copyright (c) 2025 Luca Weiss <luca@lucaweiss.eu>
*/
#include <linux/backlight.h>
#include <linux/delay.h>
#include <linux/gpio/consumer.h>
#include <linux/mod_devicetable.h>
#include <linux/module.h>
#include <linux/regulator/consumer.h>
#include <video/mipi_display.h>
#include <drm/drm_mipi_dsi.h>
#include <drm/drm_modes.h>
#include <drm/drm_panel.h>
#include <drm/drm_probe_helper.h>
/* Manufacturer specific DSI commands */
#define HX83112B_SETPOWER1 0 xb1
#define HX83112B_SETDISP 0 xb2
#define HX83112B_SETDRV 0 xb4
#define HX83112B_SETEXTC 0 xb9
#define HX83112B_SETBANK 0 xbd
#define HX83112B_SETDGCLUT 0 xc1
#define HX83112B_SETDISMO 0 xc2
#define HX83112B_UNKNOWN1 0 xc6
#define HX83112B_SETPANEL 0 xcc
#define HX83112B_UNKNOWN2 0 xd1
#define HX83112B_SETPOWER2 0 xd2
#define HX83112B_SETGIP0 0 xd3
#define HX83112B_SETGIP1 0 xd5
#define HX83112B_SETGIP2 0 xd6
#define HX83112B_SETGIP3 0 xd8
#define HX83112B_SETIDLE 0 xdd
#define HX83112B_UNKNOWN3 0 xe7
#define HX83112B_UNKNOWN4 0 xe9
struct hx83112b_panel {
struct drm_panel panel;
struct mipi_dsi_device *dsi;
struct regulator_bulk_data *supplies;
struct gpio_desc *reset_gpio;
};
static const struct regulator_bulk_data hx83112b_supplies[] = {
{ .supply = "iovcc" },
{ .supply = "vsn" },
{ .supply = "vsp" },
};
static inline struct hx83112b_panel *to_hx83112b_panel(struct drm_panel *panel)
{
return container_of(panel, struct hx83112b_panel, panel);
}
static void hx83112b_reset(struct hx83112b_panel *ctx)
{
gpiod_set_value_cansleep(ctx->reset_gpio, 0 );
usleep_range(10000 , 11000 );
gpiod_set_value_cansleep(ctx->reset_gpio, 1 );
usleep_range(10000 , 11000 );
gpiod_set_value_cansleep(ctx->reset_gpio, 0 );
usleep_range(10000 , 11000 );
}
static int hx83112b_on(struct hx83112b_panel *ctx)
{
struct mipi_dsi_multi_context dsi_ctx = { .dsi = ctx->dsi };
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETEXTC, 0 x83, 0 x11, 0 x2b);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETBANK, 0 x01);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETDISMO, 0 x08, 0 x70);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETBANK, 0 x03);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETDISP, 0 x04, 0 x38, 0 x08, 0 x70);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETBANK, 0 x00);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETPOWER1,
0 xf8, 0 x27, 0 x27, 0 x00, 0 x00, 0 x0b, 0 x0e,
0 x0b, 0 x0e, 0 x33);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETPOWER2, 0 x2d, 0 x2d);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETDISP,
0 x80, 0 x02, 0 x18, 0 x80, 0 x70, 0 x00, 0 x08,
0 x1c, 0 x08, 0 x11, 0 x05);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_UNKNOWN4, 0 xd1);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETDISP, 0 x00, 0 x08);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_UNKNOWN4, 0 x00);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETBANK, 0 x02);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETDISP, 0 xb5, 0 x0a);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETBANK, 0 x00);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETIDLE,
0 x00, 0 x00, 0 x08, 0 x1c, 0 x08, 0 x34, 0 x34,
0 x88);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETDRV,
0 x65, 0 x6b, 0 x00, 0 x00, 0 xd0, 0 xd4, 0 x36,
0 xcf, 0 x06, 0 xce, 0 x00, 0 xce, 0 x00, 0 x00,
0 x00, 0 x07, 0 x00, 0 x2a, 0 x07, 0 x01, 0 x07,
0 x00, 0 x00, 0 x2a);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETBANK, 0 x03);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_UNKNOWN4, 0 xc3);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETDRV, 0 x01, 0 x67, 0 x2a);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_UNKNOWN4, 0 x00);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETBANK, 0 x00);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETDGCLUT, 0 x01);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETBANK, 0 x01);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETDGCLUT,
0 xff, 0 xfb, 0 xf9, 0 xf6, 0 xf4, 0 xf1, 0 xef,
0 xea, 0 xe7, 0 xe5, 0 xe2, 0 xdf, 0 xdd, 0 xda,
0 xd8, 0 xd5, 0 xd2, 0 xcf, 0 xcc, 0 xc5, 0 xbe,
0 xb7, 0 xb0, 0 xa8, 0 xa0, 0 x98, 0 x8e, 0 x85,
0 x7b, 0 x72, 0 x69, 0 x5e, 0 x53, 0 x48, 0 x3e,
0 x35, 0 x2b, 0 x22, 0 x17, 0 x0d, 0 x09, 0 x07,
0 x05, 0 x01, 0 x00, 0 x26, 0 xf0, 0 x86, 0 x25,
0 x6e, 0 xb6, 0 xdd, 0 xf3, 0 xd8, 0 xcc, 0 x9b,
0 x00);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETBANK, 0 x02);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETDGCLUT,
0 xff, 0 xfb, 0 xf9, 0 xf6, 0 xf4, 0 xf1, 0 xef,
0 xea, 0 xe7, 0 xe5, 0 xe2, 0 xdf, 0 xdd, 0 xda,
0 xd8, 0 xd5, 0 xd2, 0 xcf, 0 xcc, 0 xc5, 0 xbe,
0 xb7, 0 xb0, 0 xa8, 0 xa0, 0 x98, 0 x8e, 0 x85,
0 x7b, 0 x72, 0 x69, 0 x5e, 0 x53, 0 x48, 0 x3e,
0 x35, 0 x2b, 0 x22, 0 x17, 0 x0d, 0 x09, 0 x07,
0 x05, 0 x01, 0 x00, 0 x26, 0 xf0, 0 x86, 0 x25,
0 x6e, 0 xb6, 0 xdd, 0 xf3, 0 xd8, 0 xcc, 0 x9b,
0 x00);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETBANK, 0 x03);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETDGCLUT,
0 xff, 0 xfb, 0 xf9, 0 xf6, 0 xf4, 0 xf1, 0 xef,
0 xea, 0 xe7, 0 xe5, 0 xe2, 0 xdf, 0 xdd, 0 xda,
0 xd8, 0 xd5, 0 xd2, 0 xcf, 0 xcc, 0 xc5, 0 xbe,
0 xb7, 0 xb0, 0 xa8, 0 xa0, 0 x98, 0 x8e, 0 x85,
0 x7b, 0 x72, 0 x69, 0 x5e, 0 x53, 0 x48, 0 x3e,
0 x35, 0 x2b, 0 x22, 0 x17, 0 x0d, 0 x09, 0 x07,
0 x05, 0 x01, 0 x00, 0 x26, 0 xf0, 0 x86, 0 x25,
0 x6e, 0 xb6, 0 xdd, 0 xf3, 0 xd8, 0 xcc, 0 x9b,
0 x00);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETBANK, 0 x00);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETDISMO, 0 xc8);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETPANEL, 0 x08);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETGIP0,
0 x81, 0 x00, 0 x00, 0 x00, 0 x00, 0 x01, 0 x00,
0 x04, 0 x00, 0 x01, 0 x13, 0 x40, 0 x04, 0 x09,
0 x09, 0 x0b, 0 x0b, 0 x32, 0 x10, 0 x08, 0 x00,
0 x08, 0 x32, 0 x10, 0 x08, 0 x00, 0 x08, 0 x32,
0 x10, 0 x08, 0 x00, 0 x08, 0 x00, 0 x00, 0 x0a,
0 x08, 0 x7b);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_UNKNOWN4, 0 xc5);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_UNKNOWN1, 0 xf7);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_UNKNOWN4, 0 x00);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_UNKNOWN4, 0 xd4);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_UNKNOWN1, 0 x6e);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_UNKNOWN4, 0 x00);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_UNKNOWN4, 0 xef);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETGIP0, 0 x0c);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_UNKNOWN4, 0 x00);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETBANK, 0 x01);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_UNKNOWN4, 0 xc8);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETGIP0, 0 xa1);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_UNKNOWN4, 0 x00);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETBANK, 0 x00);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETGIP1,
0 x18, 0 x18, 0 x19, 0 x18, 0 x18, 0 x20, 0 x18,
0 x18, 0 x18, 0 x10, 0 x10, 0 x18, 0 x18, 0 x00,
0 x00, 0 x18, 0 x18, 0 x01, 0 x01, 0 x18, 0 x18,
0 x28, 0 x28, 0 x18, 0 x18, 0 x18, 0 x18, 0 x18,
0 x2f, 0 x2f, 0 x30, 0 x30, 0 x31, 0 x31, 0 x35,
0 x35, 0 x36, 0 x36, 0 x37, 0 x37, 0 x18, 0 x18,
0 x18, 0 x18, 0 x18, 0 x18, 0 x18, 0 x18, 0 xfc,
0 xfc, 0 x00, 0 x00, 0 xfc, 0 xfc, 0 x00, 0 x00);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETGIP2,
0 x18, 0 x18, 0 x19, 0 x18, 0 x18, 0 x20, 0 x19,
0 x18, 0 x18, 0 x10, 0 x10, 0 x18, 0 x18, 0 x00,
0 x00, 0 x18, 0 x18, 0 x01, 0 x01, 0 x18, 0 x18,
0 x28, 0 x28, 0 x18, 0 x18, 0 x18, 0 x18, 0 x18,
0 x2f, 0 x2f, 0 x30, 0 x30, 0 x31, 0 x31, 0 x35,
0 x35, 0 x36, 0 x36, 0 x37, 0 x37, 0 x18, 0 x18,
0 x18, 0 x18, 0 x18, 0 x18, 0 x18, 0 x18);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETGIP3,
0 xaa, 0 xaa, 0 xaa, 0 xaf, 0 xea, 0 xaa, 0 xaa,
0 xaa, 0 xaa, 0 xaf, 0 xea, 0 xaa, 0 xaa, 0 xaa,
0 xab, 0 xaf, 0 xef, 0 xaa, 0 xaa, 0 xaa, 0 xaa,
0 xaf, 0 xea, 0 xaa);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETBANK, 0 x01);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETGIP3,
0 xaa, 0 xaa, 0 xab, 0 xaf, 0 xea, 0 xaa, 0 xaa,
0 xaa, 0 xae, 0 xaf, 0 xea, 0 xaa);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETBANK, 0 x02);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETGIP3,
0 xaa, 0 xaa, 0 xaa, 0 xaf, 0 xea, 0 xaa, 0 xaa,
0 xaa, 0 xaa, 0 xaf, 0 xea, 0 xaa);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETBANK, 0 x03);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETGIP3,
0 xba, 0 xaa, 0 xaa, 0 xaf, 0 xea, 0 xaa, 0 xaa,
0 xaa, 0 xaa, 0 xaf, 0 xea, 0 xaa, 0 xba, 0 xaa,
0 xaa, 0 xaf, 0 xea, 0 xaa, 0 xaa, 0 xaa, 0 xaa,
0 xaf, 0 xea, 0 xaa);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETBANK, 0 x00);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_UNKNOWN4, 0 xe4);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_UNKNOWN3, 0 x17, 0 x69);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_UNKNOWN4, 0 x00);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_UNKNOWN3,
0 x09, 0 x09, 0 x00, 0 x07, 0 xe8, 0 x00, 0 x26,
0 x00, 0 x07, 0 x00, 0 x00, 0 xe8, 0 x32, 0 x00,
0 xe9, 0 x0a, 0 x0a, 0 x00, 0 x00, 0 x00, 0 x01,
0 x01, 0 x00, 0 x12, 0 x04);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETBANK, 0 x01);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_UNKNOWN3,
0 x02, 0 x00, 0 x01, 0 x20, 0 x01, 0 x18, 0 x08,
0 xa8, 0 x09);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETBANK, 0 x02);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_UNKNOWN3, 0 x20, 0 x20, 0 x00);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETBANK, 0 x03);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_UNKNOWN3,
0 x00, 0 xdc, 0 x11, 0 x70, 0 x00, 0 x20);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_UNKNOWN4, 0 xc9);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_UNKNOWN3,
0 x2a, 0 xce, 0 x02, 0 x70, 0 x01, 0 x04);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_UNKNOWN4, 0 x00);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_SETBANK, 0 x00);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83112B_UNKNOWN2, 0 x27);
mipi_dsi_dcs_exit_sleep_mode_multi(&dsi_ctx);
mipi_dsi_msleep(&dsi_ctx, 120 );
mipi_dsi_dcs_set_display_on_multi(&dsi_ctx);
mipi_dsi_msleep(&dsi_ctx, 20 );
mipi_dsi_dcs_set_display_brightness_multi(&dsi_ctx, 0 x0000);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, MIPI_DCS_WRITE_CONTROL_DISPLAY,
0 x24);
mipi_dsi_dcs_set_tear_on_multi(&dsi_ctx, MIPI_DSI_DCS_TEAR_MODE_VBLANK);
return dsi_ctx.accum_err;
}
static int hx83112b_off(struct hx83112b_panel *ctx)
{
struct mipi_dsi_multi_context dsi_ctx = { .dsi = ctx->dsi };
mipi_dsi_dcs_set_display_off_multi(&dsi_ctx);
mipi_dsi_msleep(&dsi_ctx, 20 );
mipi_dsi_dcs_enter_sleep_mode_multi(&dsi_ctx);
mipi_dsi_msleep(&dsi_ctx, 120 );
return dsi_ctx.accum_err;
}
static int hx83112b_prepare(struct drm_panel *panel)
{
struct hx83112b_panel *ctx = to_hx83112b_panel(panel);
struct device *dev = &ctx->dsi->dev;
int ret;
ret = regulator_bulk_enable(ARRAY_SIZE(hx83112b_supplies), ctx->supplies);
if (ret < 0 ) {
dev_err(dev, "Failed to enable regulators: %d\n" , ret);
return ret;
}
hx83112b_reset(ctx);
ret = hx83112b_on(ctx);
if (ret < 0 ) {
dev_err(dev, "Failed to initialize panel: %d\n" , ret);
gpiod_set_value_cansleep(ctx->reset_gpio, 1 );
regulator_bulk_disable(ARRAY_SIZE(hx83112b_supplies), ctx->supplies);
return ret;
}
return 0 ;
}
static int hx83112b_unprepare(struct drm_panel *panel)
{
struct hx83112b_panel *ctx = to_hx83112b_panel(panel);
struct device *dev = &ctx->dsi->dev;
int ret;
ret = hx83112b_off(ctx);
if (ret < 0 )
dev_err(dev, "Failed to un-initialize panel: %d\n" , ret);
gpiod_set_value_cansleep(ctx->reset_gpio, 1 );
regulator_bulk_disable(ARRAY_SIZE(hx83112b_supplies), ctx->supplies);
return 0 ;
}
static const struct drm_display_mode hx83112b_mode = {
.clock = (1080 + 40 + 4 + 12 ) * (2160 + 32 + 2 + 2 ) * 60 / 1000 ,
.hdisplay = 1080 ,
.hsync_start = 1080 + 40 ,
.hsync_end = 1080 + 40 + 4 ,
.htotal = 1080 + 40 + 4 + 12 ,
.vdisplay = 2160 ,
.vsync_start = 2160 + 32 ,
.vsync_end = 2160 + 32 + 2 ,
.vtotal = 2160 + 32 + 2 + 2 ,
.width_mm = 65 ,
.height_mm = 128 ,
.type = DRM_MODE_TYPE_DRIVER,
};
static int hx83112b_get_modes(struct drm_panel *panel,
struct drm_connector *connector)
{
return drm_connector_helper_get_modes_fixed(connector, &hx83112b_mode);
}
static const struct drm_panel_funcs hx83112b_panel_funcs = {
.prepare = hx83112b_prepare,
.unprepare = hx83112b_unprepare,
.get_modes = hx83112b_get_modes,
};
static int hx83112b_bl_update_status(struct backlight_device *bl)
{
struct mipi_dsi_device *dsi = bl_get_data(bl);
u16 brightness = backlight_get_brightness(bl);
int ret;
dsi->mode_flags &= ~MIPI_DSI_MODE_LPM;
ret = mipi_dsi_dcs_set_display_brightness_large(dsi, brightness);
if (ret < 0 )
return ret;
dsi->mode_flags |= MIPI_DSI_MODE_LPM;
return 0 ;
}
static const struct backlight_ops hx83112b_bl_ops = {
.update_status = hx83112b_bl_update_status,
};
static struct backlight_device *
hx83112b_create_backlight(struct mipi_dsi_device *dsi)
{
struct device *dev = &dsi->dev;
const struct backlight_properties props = {
.type = BACKLIGHT_RAW,
.brightness = 4095 ,
.max_brightness = 4095 ,
};
return devm_backlight_device_register(dev, dev_name(dev), dev, dsi,
&hx83112b_bl_ops, &props);
}
static int hx83112b_probe(struct mipi_dsi_device *dsi)
{
struct device *dev = &dsi->dev;
struct hx83112b_panel *ctx;
int ret;
ctx = devm_drm_panel_alloc(dev, struct hx83112b_panel, panel,
&hx83112b_panel_funcs,
DRM_MODE_CONNECTOR_DSI);
if (IS_ERR(ctx))
return PTR_ERR(ctx);
ret = devm_regulator_bulk_get_const(dev,
ARRAY_SIZE(hx83112b_supplies),
hx83112b_supplies,
&ctx->supplies);
if (ret < 0 )
return ret;
ctx->reset_gpio = devm_gpiod_get(dev, "reset" , GPIOD_OUT_HIGH);
if (IS_ERR(ctx->reset_gpio))
return dev_err_probe(dev, PTR_ERR(ctx->reset_gpio),
"Failed to get reset-gpios\n" );
ctx->dsi = dsi;
mipi_dsi_set_drvdata(dsi, ctx);
dsi->lanes = 4 ;
dsi->format = MIPI_DSI_FMT_RGB888;
dsi->mode_flags = MIPI_DSI_MODE_VIDEO_BURST |
MIPI_DSI_CLOCK_NON_CONTINUOUS |
MIPI_DSI_MODE_VIDEO_NO_HSA | MIPI_DSI_MODE_LPM;
ctx->panel.prepare_prev_first = true ;
ctx->panel.backlight = hx83112b_create_backlight(dsi);
if (IS_ERR(ctx->panel.backlight))
return dev_err_probe(dev, PTR_ERR(ctx->panel.backlight),
"Failed to create backlight\n" );
drm_panel_add(&ctx->panel);
ret = mipi_dsi_attach(dsi);
if (ret < 0 ) {
drm_panel_remove(&ctx->panel);
return dev_err_probe(dev, ret, "Failed to attach to DSI host\n" );
}
return 0 ;
}
static void hx83112b_remove(struct mipi_dsi_device *dsi)
{
struct hx83112b_panel *ctx = mipi_dsi_get_drvdata(dsi);
int ret;
ret = mipi_dsi_detach(dsi);
if (ret < 0 )
dev_err(&dsi->dev, "Failed to detach from DSI host: %d\n" , ret);
drm_panel_remove(&ctx->panel);
}
static const struct of_device_id hx83112b_of_match[] = {
{ .compatible = "djn,98-03057-6598b-i" },
{ /* sentinel */ }
};
MODULE_DEVICE_TABLE(of, hx83112b_of_match);
static struct mipi_dsi_driver hx83112b_driver = {
.probe = hx83112b_probe,
.remove = hx83112b_remove,
.driver = {
.name = "panel-himax-hx83112b" ,
.of_match_table = hx83112b_of_match,
},
};
module_mipi_dsi_driver(hx83112b_driver);
MODULE_DESCRIPTION("DRM driver for hx83112b-equipped DSI panels" );
MODULE_LICENSE("GPL" );
Messung V0.5 in Prozent C=95 H=97 G=95
¤ Dauer der Verarbeitung: 0.21 Sekunden
(vorverarbeitet am 2026-06-05)
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