summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/panel/panel-simple.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/panel/panel-simple.c')
-rw-r--r--drivers/gpu/drm/panel/panel-simple.c225
1 files changed, 164 insertions, 61 deletions
diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
index 5d487686d25c..e14c14ac62b5 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -21,7 +21,6 @@
* DEALINGS IN THE SOFTWARE.
*/
-#include <linux/backlight.h>
#include <linux/delay.h>
#include <linux/gpio/consumer.h>
#include <linux/module.h>
@@ -105,7 +104,6 @@ struct panel_simple {
const struct panel_desc *desc;
- struct backlight_device *backlight;
struct regulator *supply;
struct i2c_adapter *ddc;
@@ -119,10 +117,9 @@ static inline struct panel_simple *to_panel_simple(struct drm_panel *panel)
return container_of(panel, struct panel_simple, base);
}
-static unsigned int panel_simple_get_timings_modes(struct panel_simple *panel)
+static unsigned int panel_simple_get_timings_modes(struct panel_simple *panel,
+ struct drm_connector *connector)
{
- struct drm_connector *connector = panel->base.connector;
- struct drm_device *drm = panel->base.drm;
struct drm_display_mode *mode;
unsigned int i, num = 0;
@@ -131,9 +128,9 @@ static unsigned int panel_simple_get_timings_modes(struct panel_simple *panel)
struct videomode vm;
videomode_from_timing(dt, &vm);
- mode = drm_mode_create(drm);
+ mode = drm_mode_create(connector->dev);
if (!mode) {
- dev_err(drm->dev, "failed to add mode %ux%u\n",
+ dev_err(panel->base.dev, "failed to add mode %ux%u\n",
dt->hactive.typ, dt->vactive.typ);
continue;
}
@@ -152,19 +149,18 @@ static unsigned int panel_simple_get_timings_modes(struct panel_simple *panel)
return num;
}
-static unsigned int panel_simple_get_display_modes(struct panel_simple *panel)
+static unsigned int panel_simple_get_display_modes(struct panel_simple *panel,
+ struct drm_connector *connector)
{
- struct drm_connector *connector = panel->base.connector;
- struct drm_device *drm = panel->base.drm;
struct drm_display_mode *mode;
unsigned int i, num = 0;
for (i = 0; i < panel->desc->num_modes; i++) {
const struct drm_display_mode *m = &panel->desc->modes[i];
- mode = drm_mode_duplicate(drm, m);
+ mode = drm_mode_duplicate(connector->dev, m);
if (!mode) {
- dev_err(drm->dev, "failed to add mode %ux%u@%u\n",
+ dev_err(panel->base.dev, "failed to add mode %ux%u@%u\n",
m->hdisplay, m->vdisplay, m->vrefresh);
continue;
}
@@ -183,10 +179,9 @@ static unsigned int panel_simple_get_display_modes(struct panel_simple *panel)
return num;
}
-static int panel_simple_get_non_edid_modes(struct panel_simple *panel)
+static int panel_simple_get_non_edid_modes(struct panel_simple *panel,
+ struct drm_connector *connector)
{
- struct drm_connector *connector = panel->base.connector;
- struct drm_device *drm = panel->base.drm;
struct drm_display_mode *mode;
bool has_override = panel->override_mode.type;
unsigned int num = 0;
@@ -195,18 +190,19 @@ static int panel_simple_get_non_edid_modes(struct panel_simple *panel)
return 0;
if (has_override) {
- mode = drm_mode_duplicate(drm, &panel->override_mode);
+ mode = drm_mode_duplicate(connector->dev,
+ &panel->override_mode);
if (mode) {
drm_mode_probed_add(connector, mode);
num = 1;
} else {
- dev_err(drm->dev, "failed to add override mode\n");
+ dev_err(panel->base.dev, "failed to add override mode\n");
}
}
/* Only add timings if override was not there or failed to validate */
if (num == 0 && panel->desc->num_timings)
- num = panel_simple_get_timings_modes(panel);
+ num = panel_simple_get_timings_modes(panel, connector);
/*
* Only add fixed modes if timings/override added no mode.
@@ -216,7 +212,7 @@ static int panel_simple_get_non_edid_modes(struct panel_simple *panel)
*/
WARN_ON(panel->desc->num_timings && panel->desc->num_modes);
if (num == 0)
- num = panel_simple_get_display_modes(panel);
+ num = panel_simple_get_display_modes(panel, connector);
connector->display_info.bpc = panel->desc->bpc;
connector->display_info.width_mm = panel->desc->size.width;
@@ -236,12 +232,6 @@ static int panel_simple_disable(struct drm_panel *panel)
if (!p->enabled)
return 0;
- if (p->backlight) {
- p->backlight->props.power = FB_BLANK_POWERDOWN;
- p->backlight->props.state |= BL_CORE_FBBLANK;
- backlight_update_status(p->backlight);
- }
-
if (p->desc->delay.disable)
msleep(p->desc->delay.disable);
@@ -307,34 +297,30 @@ static int panel_simple_enable(struct drm_panel *panel)
if (p->desc->delay.enable)
msleep(p->desc->delay.enable);
- if (p->backlight) {
- p->backlight->props.state &= ~BL_CORE_FBBLANK;
- p->backlight->props.power = FB_BLANK_UNBLANK;
- backlight_update_status(p->backlight);
- }
-
p->enabled = true;
return 0;
}
-static int panel_simple_get_modes(struct drm_panel *panel)
+static int panel_simple_get_modes(struct drm_panel *panel,
+ struct drm_connector *connector)
{
struct panel_simple *p = to_panel_simple(panel);
int num = 0;
/* probe EDID if a DDC bus is available */
if (p->ddc) {
- struct edid *edid = drm_get_edid(panel->connector, p->ddc);
- drm_connector_update_edid_property(panel->connector, edid);
+ struct edid *edid = drm_get_edid(connector, p->ddc);
+
+ drm_connector_update_edid_property(connector, edid);
if (edid) {
- num += drm_add_edid_modes(panel->connector, edid);
+ num += drm_add_edid_modes(connector, edid);
kfree(edid);
}
}
/* add hard-coded panel modes */
- num += panel_simple_get_non_edid_modes(p);
+ num += panel_simple_get_non_edid_modes(p, connector);
return num;
}
@@ -414,9 +400,9 @@ static void panel_simple_parse_panel_timing_node(struct device *dev,
static int panel_simple_probe(struct device *dev, const struct panel_desc *desc)
{
- struct device_node *backlight, *ddc;
struct panel_simple *panel;
struct display_timing dt;
+ struct device_node *ddc;
int err;
panel = devm_kzalloc(dev, sizeof(*panel), GFP_KERNEL);
@@ -442,24 +428,13 @@ static int panel_simple_probe(struct device *dev, const struct panel_desc *desc)
return err;
}
- backlight = of_parse_phandle(dev->of_node, "backlight", 0);
- if (backlight) {
- panel->backlight = of_find_backlight_by_node(backlight);
- of_node_put(backlight);
-
- if (!panel->backlight)
- return -EPROBE_DEFER;
- }
-
ddc = of_parse_phandle(dev->of_node, "ddc-i2c-bus", 0);
if (ddc) {
panel->ddc = of_find_i2c_adapter_by_node(ddc);
of_node_put(ddc);
- if (!panel->ddc) {
- err = -EPROBE_DEFER;
- goto free_backlight;
- }
+ if (!panel->ddc)
+ return -EPROBE_DEFER;
}
if (!of_get_display_timing(dev->of_node, "panel-timing", &dt))
@@ -468,6 +443,10 @@ static int panel_simple_probe(struct device *dev, const struct panel_desc *desc)
drm_panel_init(&panel->base, dev, &panel_simple_funcs,
desc->connector_type);
+ err = drm_panel_of_backlight(&panel->base);
+ if (err)
+ goto free_ddc;
+
err = drm_panel_add(&panel->base);
if (err < 0)
goto free_ddc;
@@ -479,9 +458,6 @@ static int panel_simple_probe(struct device *dev, const struct panel_desc *desc)
free_ddc:
if (panel->ddc)
put_device(&panel->ddc->dev);
-free_backlight:
- if (panel->backlight)
- put_device(&panel->backlight->dev);
return err;
}
@@ -491,16 +467,12 @@ static int panel_simple_remove(struct device *dev)
struct panel_simple *panel = dev_get_drvdata(dev);
drm_panel_remove(&panel->base);
-
- panel_simple_disable(&panel->base);
- panel_simple_unprepare(&panel->base);
+ drm_panel_disable(&panel->base);
+ drm_panel_unprepare(&panel->base);
if (panel->ddc)
put_device(&panel->ddc->dev);
- if (panel->backlight)
- put_device(&panel->backlight->dev);
-
return 0;
}
@@ -508,8 +480,8 @@ static void panel_simple_shutdown(struct device *dev)
{
struct panel_simple *panel = dev_get_drvdata(dev);
- panel_simple_disable(&panel->base);
- panel_simple_unprepare(&panel->base);
+ drm_panel_disable(&panel->base);
+ drm_panel_unprepare(&panel->base);
}
static const struct drm_display_mode ampire_am_480272h3tmqw_t01h_mode = {
@@ -657,6 +629,35 @@ static const struct panel_desc auo_b101xtn01 = {
},
};
+static const struct drm_display_mode auo_b116xak01_mode = {
+ .clock = 69300,
+ .hdisplay = 1366,
+ .hsync_start = 1366 + 48,
+ .hsync_end = 1366 + 48 + 32,
+ .htotal = 1366 + 48 + 32 + 10,
+ .vdisplay = 768,
+ .vsync_start = 768 + 4,
+ .vsync_end = 768 + 4 + 6,
+ .vtotal = 768 + 4 + 6 + 15,
+ .vrefresh = 60,
+ .flags = DRM_MODE_FLAG_NVSYNC | DRM_MODE_FLAG_NHSYNC,
+};
+
+static const struct panel_desc auo_b116xak01 = {
+ .modes = &auo_b116xak01_mode,
+ .num_modes = 1,
+ .bpc = 6,
+ .size = {
+ .width = 256,
+ .height = 144,
+ },
+ .delay = {
+ .hpd_absent_delay = 200,
+ },
+ .bus_format = MEDIA_BUS_FMT_RGB666_1X18,
+ .connector_type = DRM_MODE_CONNECTOR_eDP,
+};
+
static const struct drm_display_mode auo_b116xw03_mode = {
.clock = 70589,
.hdisplay = 1366,
@@ -1036,6 +1037,38 @@ static const struct panel_desc boe_nv101wxmn51 = {
},
};
+static const struct drm_display_mode boe_nv140fhmn49_modes[] = {
+ {
+ .clock = 148500,
+ .hdisplay = 1920,
+ .hsync_start = 1920 + 48,
+ .hsync_end = 1920 + 48 + 32,
+ .htotal = 2200,
+ .vdisplay = 1080,
+ .vsync_start = 1080 + 3,
+ .vsync_end = 1080 + 3 + 5,
+ .vtotal = 1125,
+ .vrefresh = 60,
+ },
+};
+
+static const struct panel_desc boe_nv140fhmn49 = {
+ .modes = boe_nv140fhmn49_modes,
+ .num_modes = ARRAY_SIZE(boe_nv140fhmn49_modes),
+ .bpc = 6,
+ .size = {
+ .width = 309,
+ .height = 174,
+ },
+ .delay = {
+ .prepare = 210,
+ .enable = 50,
+ .unprepare = 160,
+ },
+ .bus_format = MEDIA_BUS_FMT_RGB666_1X18,
+ .connector_type = DRM_MODE_CONNECTOR_eDP,
+};
+
static const struct drm_display_mode cdtech_s043wq26h_ct7_mode = {
.clock = 9000,
.hdisplay = 480,
@@ -2061,6 +2094,40 @@ static const struct drm_display_mode mitsubishi_aa070mc01_mode = {
.flags = DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC,
};
+static const struct drm_display_mode logicpd_type_28_mode = {
+ .clock = 9000,
+ .hdisplay = 480,
+ .hsync_start = 480 + 3,
+ .hsync_end = 480 + 3 + 42,
+ .htotal = 480 + 3 + 42 + 2,
+
+ .vdisplay = 272,
+ .vsync_start = 272 + 2,
+ .vsync_end = 272 + 2 + 11,
+ .vtotal = 272 + 2 + 11 + 3,
+ .vrefresh = 60,
+ .flags = DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC,
+};
+
+static const struct panel_desc logicpd_type_28 = {
+ .modes = &logicpd_type_28_mode,
+ .num_modes = 1,
+ .bpc = 8,
+ .size = {
+ .width = 105,
+ .height = 67,
+ },
+ .delay = {
+ .prepare = 200,
+ .enable = 200,
+ .unprepare = 200,
+ .disable = 200,
+ },
+ .bus_format = MEDIA_BUS_FMT_RGB888_1X24,
+ .bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE |
+ DRM_BUS_FLAG_SYNC_DRIVE_NEGEDGE,
+};
+
static const struct panel_desc mitsubishi_aa070mc01 = {
.modes = &mitsubishi_aa070mc01_mode,
.num_modes = 1,
@@ -2547,6 +2614,30 @@ static const struct panel_desc samsung_ltn140at29_301 = {
},
};
+static const struct display_timing satoz_sat050at40h12r2_timing = {
+ .pixelclock = {33300000, 33300000, 50000000},
+ .hactive = {800, 800, 800},
+ .hfront_porch = {16, 210, 354},
+ .hback_porch = {46, 46, 46},
+ .hsync_len = {1, 1, 40},
+ .vactive = {480, 480, 480},
+ .vfront_porch = {7, 22, 147},
+ .vback_porch = {23, 23, 23},
+ .vsync_len = {1, 1, 20},
+};
+
+static const struct panel_desc satoz_sat050at40h12r2 = {
+ .timings = &satoz_sat050at40h12r2_timing,
+ .num_timings = 1,
+ .bpc = 8,
+ .size = {
+ .width = 108,
+ .height = 65,
+ },
+ .bus_format = MEDIA_BUS_FMT_RGB888_1X24,
+ .connector_type = DRM_MODE_CONNECTOR_LVDS,
+};
+
static const struct drm_display_mode sharp_ld_d5116z01b_mode = {
.clock = 168480,
.hdisplay = 1920,
@@ -3120,6 +3211,9 @@ static const struct of_device_id platform_of_match[] = {
.compatible = "auo,b101xtn01",
.data = &auo_b101xtn01,
}, {
+ .compatible = "auo,b116xa01",
+ .data = &auo_b116xak01,
+ }, {
.compatible = "auo,b116xw03",
.data = &auo_b116xw03,
}, {
@@ -3162,6 +3256,9 @@ static const struct of_device_id platform_of_match[] = {
.compatible = "boe,nv101wxmn51",
.data = &boe_nv101wxmn51,
}, {
+ .compatible = "boe,nv140fhmn49",
+ .data = &boe_nv140fhmn49,
+ }, {
.compatible = "cdtech,s043wq26h-ct7",
.data = &cdtech_s043wq26h_ct7,
}, {
@@ -3288,6 +3385,9 @@ static const struct of_device_id platform_of_match[] = {
.compatible = "lg,lp129qe",
.data = &lg_lp129qe,
}, {
+ .compatible = "logicpd,type28",
+ .data = &logicpd_type_28,
+ }, {
.compatible = "mitsubishi,aa070mc01-ca1",
.data = &mitsubishi_aa070mc01,
}, {
@@ -3348,6 +3448,9 @@ static const struct of_device_id platform_of_match[] = {
.compatible = "samsung,ltn140at29-301",
.data = &samsung_ltn140at29_301,
}, {
+ .compatible = "satoz,sat050at40h12r2",
+ .data = &satoz_sat050at40h12r2,
+ }, {
.compatible = "sharp,ld-d5116z01b",
.data = &sharp_ld_d5116z01b,
}, {
generated by cgit v1.2.3 (git 2.39.0) at 2024-11-18 13:38:42 +0300