Made necessary changes in s6e8ax0 panel driver as per the CDF-T.
It also removes the dependency on backlight and lcd framework
Signed-off-by: Vikas Sajjan <vikas.sajjan@xxxxxxxxxx>
---
drivers/video/exynos/s6e8ax0.c | 848 +++++++++++++++++++++-------------------
1 file changed, 444 insertions(+), 404 deletions(-)
diff --git a/drivers/video/exynos/s6e8ax0.c b/drivers/video/exynos/s6e8ax0.c
index 7f7b25f..5a17e3c 100644
--- a/drivers/video/exynos/s6e8ax0.c
+++ b/drivers/video/exynos/s6e8ax0.c
@@ -25,6 +25,7 @@
#include <linux/backlight.h>
#include <linux/regulator/consumer.h>
+#include <video/display.h>
#include <video/mipi_display.h>
#include <video/exynos_mipi_dsim.h>
@@ -38,8 +39,7 @@
#define POWER_IS_OFF(pwr) ((pwr) == FB_BLANK_POWERDOWN)
#define POWER_IS_NRM(pwr) ((pwr) == FB_BLANK_NORMAL)
-#define lcd_to_master(a) (a->dsim_dev->master)
-#define lcd_to_master_ops(a) ((lcd_to_master(a))->master_ops)
+#define to_panel(p) container_of(p, struct s6e8ax0, entity)
enum {
DSIM_NONE_STATE = 0,
@@ -47,20 +47,34 @@ enum {
DSIM_FRAME_DONE = 2,
};
+/* This structure defines all the properties of a backlight */
+struct backlight_prop {
+ /* Current User requested brightness (0 - max_brightness) */
+ int brightness;
+ /* Maximal value for brightness (read-only) */
+ int max_brightness;
+};
+
+struct panel_platform_data {
+ unsigned int reset_delay;
+ unsigned int power_on_delay;
+ unsigned int power_off_delay;
+ const char *video_source_name;
+};
+
struct s6e8ax0 {
- struct device *dev;
- unsigned int power;
- unsigned int id;
- unsigned int gamma;
- unsigned int acl_enable;
- unsigned int cur_acl;
-
- struct lcd_device *ld;
- struct backlight_device *bd;
-
- struct mipi_dsim_lcd_device *dsim_dev;
- struct lcd_platform_data *ddi_pd;
+ struct platform_device *pdev;
+ struct video_source *src;
+ struct display_entity entity;
+ unsigned int power;
+ unsigned int id;
+ unsigned int gamma;
+ unsigned int acl_enable;
+ unsigned int cur_acl;
+ bool panel_reverse;
+ struct lcd_platform_data *plat_data;
struct mutex lock;
+ struct backlight_prop bl_prop;
bool enabled;
};
@@ -70,192 +84,194 @@ static struct regulator_bulk_data supplies[] = {
{ .supply = "vci", },
};
-static void s6e8ax0_regulator_enable(struct s6e8ax0 *lcd)
+static void s6e8ax0_regulator_enable(struct s6e8ax0 *panel)
{
int ret = 0;
- struct lcd_platform_data *pd = NULL;
+ struct lcd_platform_data *plat_data = NULL;
- pd = lcd->ddi_pd;
- mutex_lock(&lcd->lock);
- if (!lcd->enabled) {
+ plat_data = panel->plat_data;
+
+ mutex_lock(&panel->lock);
+
+ if (!panel->enabled) {
ret = regulator_bulk_enable(ARRAY_SIZE(supplies), supplies);
if (ret)
goto out;
-
- lcd->enabled = true;
+ panel->enabled = true;
}
- msleep(pd->power_on_delay);
+ msleep(plat_data->power_on_delay);
out:
- mutex_unlock(&lcd->lock);
+ mutex_unlock(&panel->lock);
}
-static void s6e8ax0_regulator_disable(struct s6e8ax0 *lcd)
+static void s6e8ax0_regulator_disable(struct s6e8ax0 *panel)
{
int ret = 0;
- mutex_lock(&lcd->lock);
- if (lcd->enabled) {
+ mutex_lock(&panel->lock);
+
+ if (panel->enabled) {
ret = regulator_bulk_disable(ARRAY_SIZE(supplies), supplies);
if (ret)
goto out;
- lcd->enabled = false;
+ panel->enabled = false;
}
out:
- mutex_unlock(&lcd->lock);
+ mutex_unlock(&panel->lock);
}
-static const unsigned char s6e8ax0_22_gamma_30[] = {
+static unsigned char s6e8ax0_22_gamma_30[] = {
0xfa, 0x01, 0x60, 0x10, 0x60, 0xf5, 0x00, 0xff, 0xad, 0xaf,
0xbA, 0xc3, 0xd8, 0xc5, 0x9f, 0xc6, 0x9e, 0xc1, 0xdc, 0xc0,
0x00, 0x61, 0x00, 0x5a, 0x00, 0x74,
};
-static const unsigned char s6e8ax0_22_gamma_50[] = {
+static unsigned char s6e8ax0_22_gamma_50[] = {
0xfa, 0x01, 0x60, 0x10, 0x60, 0xe8, 0x1f, 0xf7, 0xad, 0xc0,
0xb5, 0xc4, 0xdc, 0xc4, 0x9e, 0xc6, 0x9c, 0xbb, 0xd8, 0xbb,
0x00, 0x70, 0x00, 0x68, 0x00, 0x86,
};
-static const unsigned char s6e8ax0_22_gamma_60[] = {
+static unsigned char s6e8ax0_22_gamma_60[] = {
0xfa, 0x01, 0x60, 0x10, 0x60, 0xde, 0x1f, 0xef, 0xad, 0xc4,
0xb3, 0xc3, 0xdd, 0xc4, 0x9e, 0xc6, 0x9c, 0xbc, 0xd6, 0xba,
0x00, 0x75, 0x00, 0x6e, 0x00, 0x8d,
};
-static const unsigned char s6e8ax0_22_gamma_70[] = {
+static unsigned char s6e8ax0_22_gamma_70[] = {
0xfa, 0x01, 0x60, 0x10, 0x60, 0xd8, 0x1f, 0xe7, 0xaf, 0xc8,
0xb4, 0xc4, 0xdd, 0xc3, 0x9d, 0xc6, 0x9c, 0xbb, 0xd6, 0xb9,
0x00, 0x7a, 0x00, 0x72, 0x00, 0x93,
};
-static const unsigned char s6e8ax0_22_gamma_80[] = {
+static unsigned char s6e8ax0_22_gamma_80[] = {
0xfa, 0x01, 0x60, 0x10, 0x60, 0xc9, 0x1f, 0xde, 0xae, 0xc9,
0xb1, 0xc3, 0xdd, 0xc2, 0x9d, 0xc5, 0x9b, 0xbc, 0xd6, 0xbb,
0x00, 0x7f, 0x00, 0x77, 0x00, 0x99,
};
-static const unsigned char s6e8ax0_22_gamma_90[] = {
+static unsigned char s6e8ax0_22_gamma_90[] = {
0xfa, 0x01, 0x60, 0x10, 0x60, 0xc7, 0x1f, 0xd9, 0xb0, 0xcc,
0xb2, 0xc3, 0xdc, 0xc1, 0x9c, 0xc6, 0x9c, 0xbc, 0xd4, 0xb9,
0x00, 0x83, 0x00, 0x7b, 0x00, 0x9e,
};
-static const unsigned char s6e8ax0_22_gamma_100[] = {
+static unsigned char s6e8ax0_22_gamma_100[] = {
0xfa, 0x01, 0x60, 0x10, 0x60, 0xbd, 0x80, 0xcd, 0xba, 0xce,
0xb3, 0xc4, 0xde, 0xc3, 0x9c, 0xc4, 0x9, 0xb8, 0xd3, 0xb6,
0x00, 0x88, 0x00, 0x80, 0x00, 0xa5,
};
-static const unsigned char s6e8ax0_22_gamma_120[] = {
+static unsigned char s6e8ax0_22_gamma_120[] = {
0xfa, 0x01, 0x60, 0x10, 0x60, 0xb9, 0x95, 0xc8, 0xb1, 0xcf,
0xb2, 0xc6, 0xdf, 0xc5, 0x9b, 0xc3, 0x99, 0xb6, 0xd2, 0xb6,
0x00, 0x8f, 0x00, 0x86, 0x00, 0xac,
};
-static const unsigned char s6e8ax0_22_gamma_130[] = {
+static unsigned char s6e8ax0_22_gamma_130[] = {
0xfa, 0x01, 0x60, 0x10, 0x60, 0xb7, 0xa0, 0xc7, 0xb1, 0xd0,
0xb2, 0xc4, 0xdd, 0xc3, 0x9a, 0xc3, 0x98, 0xb6, 0xd0, 0xb4,
0x00, 0x92, 0x00, 0x8a, 0x00, 0xb1,
};
-static const unsigned char s6e8ax0_22_gamma_140[] = {
+static unsigned char s6e8ax0_22_gamma_140[] = {
0xfa, 0x01, 0x60, 0x10, 0x60, 0xb7, 0xa0, 0xc5, 0xb2, 0xd0,
0xb3, 0xc3, 0xde, 0xc3, 0x9b, 0xc2, 0x98, 0xb6, 0xd0, 0xb4,
0x00, 0x95, 0x00, 0x8d, 0x00, 0xb5,
};
-static const unsigned char s6e8ax0_22_gamma_150[] = {
+static unsigned char s6e8ax0_22_gamma_150[] = {
0xfa, 0x01, 0x60, 0x10, 0x60, 0xb3, 0xa0, 0xc2, 0xb2, 0xd0,
0xb2, 0xc1, 0xdd, 0xc2, 0x9b, 0xc2, 0x98, 0xb4, 0xcf, 0xb1,
0x00, 0x99, 0x00, 0x90, 0x00, 0xba,
};
-static const unsigned char s6e8ax0_22_gamma_160[] = {
+static unsigned char s6e8ax0_22_gamma_160[] = {
0xfa, 0x01, 0x60, 0x10, 0x60, 0xaf, 0xa5, 0xbf, 0xb0, 0xd0,
0xb1, 0xc3, 0xde, 0xc2, 0x99, 0xc1, 0x97, 0xb4, 0xce, 0xb1,
0x00, 0x9c, 0x00, 0x93, 0x00, 0xbe,
};
-static const unsigned char s6e8ax0_22_gamma_170[] = {
+static unsigned char s6e8ax0_22_gamma_170[] = {
0xfa, 0x01, 0x60, 0x10, 0x60, 0xaf, 0xb5, 0xbf, 0xb1, 0xd1,
0xb1, 0xc3, 0xde, 0xc3, 0x99, 0xc0, 0x96, 0xb4, 0xce, 0xb1,
0x00, 0x9f, 0x00, 0x96, 0x00, 0xc2,
};
-static const unsigned char s6e8ax0_22_gamma_180[] = {
+static unsigned char s6e8ax0_22_gamma_180[] = {
0xfa, 0x01, 0x60, 0x10, 0x60, 0xaf, 0xb7, 0xbe, 0xb3, 0xd2,
0xb3, 0xc3, 0xde, 0xc2, 0x97, 0xbf, 0x95, 0xb4, 0xcd, 0xb1,
0x00, 0xa2, 0x00, 0x99, 0x00, 0xc5,
};
-static const unsigned char s6e8ax0_22_gamma_190[] = {
+static unsigned char s6e8ax0_22_gamma_190[] = {
0xfa, 0x01, 0x60, 0x10, 0x60, 0xaf, 0xb9, 0xbe, 0xb2, 0xd2,
0xb2, 0xc3, 0xdd, 0xc3, 0x98, 0xbf, 0x95, 0xb2, 0xcc, 0xaf,
0x00, 0xa5, 0x00, 0x9c, 0x00, 0xc9,
};
-static const unsigned char s6e8ax0_22_gamma_200[] = {
+static unsigned char s6e8ax0_22_gamma_200[] = {
0xfa, 0x01, 0x60, 0x10, 0x60, 0xaf, 0xb9, 0xbc, 0xb2, 0xd2,
0xb1, 0xc4, 0xdd, 0xc3, 0x97, 0xbe, 0x95, 0xb1, 0xcb, 0xae,
0x00, 0xa8, 0x00, 0x9f, 0x00, 0xcd,
};
-static const unsigned char s6e8ax0_22_gamma_210[] = {
+static unsigned char s6e8ax0_22_gamma_210[] = {
0xfa, 0x01, 0x60, 0x10, 0x60, 0xb1, 0xc1, 0xbd, 0xb1, 0xd1,
0xb1, 0xc2, 0xde, 0xc2, 0x97, 0xbe, 0x94, 0xB0, 0xc9, 0xad,
0x00, 0xae, 0x00, 0xa4, 0x00, 0xd4,
};
-static const unsigned char s6e8ax0_22_gamma_220[] = {
+static unsigned char s6e8ax0_22_gamma_220[] = {
0xfa, 0x01, 0x60, 0x10, 0x60, 0xb1, 0xc7, 0xbd, 0xb1, 0xd1,
0xb1, 0xc2, 0xdd, 0xc2, 0x97, 0xbd, 0x94, 0xb0, 0xc9, 0xad,
0x00, 0xad, 0x00, 0xa2, 0x00, 0xd3,
};
-static const unsigned char s6e8ax0_22_gamma_230[] = {
+static unsigned char s6e8ax0_22_gamma_230[] = {
0xfa, 0x01, 0x60, 0x10, 0x60, 0xb1, 0xc3, 0xbd, 0xb2, 0xd1,
0xb1, 0xc3, 0xdd, 0xc1, 0x96, 0xbd, 0x94, 0xb0, 0xc9, 0xad,
0x00, 0xb0, 0x00, 0xa7, 0x00, 0xd7,
};
-static const unsigned char s6e8ax0_22_gamma_240[] = {
+static unsigned char s6e8ax0_22_gamma_240[] = {
0xfa, 0x01, 0x60, 0x10, 0x60, 0xb1, 0xcb, 0xbd, 0xb1, 0xd2,
0xb1, 0xc3, 0xdD, 0xc2, 0x95, 0xbd, 0x93, 0xaf, 0xc8, 0xab,
0x00, 0xb3, 0x00, 0xa9, 0x00, 0xdb,
};
-static const unsigned char s6e8ax0_22_gamma_250[] = {
+static unsigned char s6e8ax0_22_gamma_250[] = {
0xfa, 0x01, 0x60, 0x10, 0x60, 0xb3, 0xcc, 0xbe, 0xb0, 0xd2,
0xb0, 0xc3, 0xdD, 0xc2, 0x94, 0xbc, 0x92, 0xae, 0xc8, 0xab,
0x00, 0xb6, 0x00, 0xab, 0x00, 0xde,
};
-static const unsigned char s6e8ax0_22_gamma_260[] = {
+static unsigned char s6e8ax0_22_gamma_260[] = {
0xfa, 0x01, 0x60, 0x10, 0x60, 0xb3, 0xd0, 0xbe, 0xaf, 0xd1,
0xaf, 0xc2, 0xdd, 0xc1, 0x96, 0xbc, 0x93, 0xaf, 0xc8, 0xac,
0x00, 0xb7, 0x00, 0xad, 0x00, 0xe0,
};
-static const unsigned char s6e8ax0_22_gamma_270[] = {
+static unsigned char s6e8ax0_22_gamma_270[] = {
0xfa, 0x01, 0x60, 0x10, 0x60, 0xb2, 0xcF, 0xbd, 0xb0, 0xd2,
0xaf, 0xc2, 0xdc, 0xc1, 0x95, 0xbd, 0x93, 0xae, 0xc6, 0xaa,
0x00, 0xba, 0x00, 0xb0, 0x00, 0xe4,
};
-static const unsigned char s6e8ax0_22_gamma_280[] = {
+static unsigned char s6e8ax0_22_gamma_280[] = {
0xfa, 0x01, 0x60, 0x10, 0x60, 0xb2, 0xd0, 0xbd, 0xaf, 0xd0,
0xad, 0xc4, 0xdd, 0xc3, 0x95, 0xbd, 0x93, 0xac, 0xc5, 0xa9,
0x00, 0xbd, 0x00, 0xb2, 0x00, 0xe7,
};
-static const unsigned char s6e8ax0_22_gamma_300[] = {
+static unsigned char s6e8ax0_22_gamma_300[] = {
0xfa, 0x01, 0x60, 0x10, 0x60, 0xb5, 0xd3, 0xbd, 0xb1, 0xd2,
0xb0, 0xc0, 0xdc, 0xc0, 0x94, 0xba, 0x91, 0xac, 0xc5, 0xa9,
0x00, 0xc2, 0x00, 0xb7, 0x00, 0xed,
};
-static const unsigned char *s6e8ax0_22_gamma_table[] = {
+static unsigned char *s6e8ax0_22_gamma_table[] = {
s6e8ax0_22_gamma_30,
s6e8ax0_22_gamma_50,
s6e8ax0_22_gamma_60,
@@ -283,650 +299,674 @@ static const unsigned char *s6e8ax0_22_gamma_table[] = {
s6e8ax0_22_gamma_300,
};
-static void s6e8ax0_panel_cond(struct s6e8ax0 *lcd)
+static void s6e8ax0_panel_cond(struct s6e8ax0 *panel)
{
- struct mipi_dsim_master_ops *ops = lcd_to_master_ops(lcd);
-
- static const unsigned char data_to_send[] = {
+ static unsigned char data_to_send[] = {
0xf8, 0x3d, 0x35, 0x00, 0x00, 0x00, 0x93, 0x00, 0x3c, 0x7d,
0x08, 0x27, 0x7d, 0x3f, 0x00, 0x00, 0x00, 0x20, 0x04, 0x08,
0x6e, 0x00, 0x00, 0x00, 0x02, 0x08, 0x08, 0x23, 0x23, 0xc0,
0xc8, 0x08, 0x48, 0xc1, 0x00, 0xc1, 0xff, 0xff, 0xc8
};
- static const unsigned char data_to_send_panel_reverse[] = {
+ static unsigned char data_to_send_panel_reverse[] = {
0xf8, 0x19, 0x35, 0x00, 0x00, 0x00, 0x93, 0x00, 0x3c, 0x7d,
0x08, 0x27, 0x7d, 0x3f, 0x00, 0x00, 0x00, 0x20, 0x04, 0x08,
0x6e, 0x00, 0x00, 0x00, 0x02, 0x08, 0x08, 0x23, 0x23, 0xc0,
0xc1, 0x01, 0x41, 0xc1, 0x00, 0xc1, 0xf6, 0xf6, 0xc1
};
-
- if (lcd->dsim_dev->panel_reverse)
- ops->cmd_write(lcd_to_master(lcd), MIPI_DSI_DCS_LONG_WRITE,
- data_to_send_panel_reverse,
+ if (panel->panel_reverse)
+ panel->src->ops.dsi->dcs_write(panel->src, MIPI_DSI_DCS_LONG_WRITE, data_to_send_panel_reverse,
ARRAY_SIZE(data_to_send_panel_reverse));
else
- ops->cmd_write(lcd_to_master(lcd), MIPI_DSI_DCS_LONG_WRITE,
- data_to_send, ARRAY_SIZE(data_to_send));
+ panel->src->ops.dsi->dcs_write(panel->src, MIPI_DSI_DCS_LONG_WRITE, data_to_send, ARRAY_SIZE(data_to_send));
}
-static void s6e8ax0_display_cond(struct s6e8ax0 *lcd)
+static void s6e8ax0_display_cond(struct s6e8ax0 *panel)
{
- struct mipi_dsim_master_ops *ops = lcd_to_master_ops(lcd);
- static const unsigned char data_to_send[] = {
+ static unsigned char data_to_send[] = {
0xf2, 0x80, 0x03, 0x0d
};
- ops->cmd_write(lcd_to_master(lcd), MIPI_DSI_DCS_LONG_WRITE,
- data_to_send, ARRAY_SIZE(data_to_send));
+ panel->src->ops.dsi->dcs_write(panel->src, MIPI_DSI_DCS_LONG_WRITE, data_to_send, ARRAY_SIZE(data_to_send));
}
/* Gamma 2.2 Setting (200cd, 7500K, 10MPCD) */
-static void s6e8ax0_gamma_cond(struct s6e8ax0 *lcd)
+static void s6e8ax0_gamma_cond(struct s6e8ax0 *panel)
{
- struct mipi_dsim_master_ops *ops = lcd_to_master_ops(lcd);
- unsigned int gamma = lcd->bd->props.brightness;
+ unsigned int gamma = panel->bl_prop.brightness;
- ops->cmd_write(lcd_to_master(lcd), MIPI_DSI_DCS_LONG_WRITE,
- s6e8ax0_22_gamma_table[gamma],
- GAMMA_TABLE_COUNT);
+ panel->src->ops.dsi->dcs_write(panel->src, MIPI_DSI_DCS_LONG_WRITE, s6e8ax0_22_gamma_table[gamma], GAMMA_TABLE_COUNT);
}
-static void s6e8ax0_gamma_update(struct s6e8ax0 *lcd)
+static void s6e8ax0_gamma_update(struct s6e8ax0 *panel)
{
- struct mipi_dsim_master_ops *ops = lcd_to_master_ops(lcd);
- static const unsigned char data_to_send[] = {
+ static unsigned char data_to_send[] = {
0xf7, 0x03
};
- ops->cmd_write(lcd_to_master(lcd),
+ panel->src->ops.dsi->dcs_write(panel->src,
MIPI_DSI_DCS_SHORT_WRITE_PARAM, data_to_send,
ARRAY_SIZE(data_to_send));
}
-static void s6e8ax0_etc_cond1(struct s6e8ax0 *lcd)
+static void s6e8ax0_etc_cond1(struct s6e8ax0 *panel)
{
- struct mipi_dsim_master_ops *ops = lcd_to_master_ops(lcd);
- static const unsigned char data_to_send[] = {
+ static unsigned char data_to_send[] = {
0xd1, 0xfe, 0x80, 0x00, 0x01, 0x0b, 0x00, 0x00, 0x40,
0x0d, 0x00, 0x00
};
- ops->cmd_write(lcd_to_master(lcd), MIPI_DSI_DCS_LONG_WRITE,
- data_to_send, ARRAY_SIZE(data_to_send));
+ panel->src->ops.dsi->dcs_write(panel->src, MIPI_DSI_DCS_LONG_WRITE, data_to_send, ARRAY_SIZE(data_to_send));
}
-static void s6e8ax0_etc_cond2(struct s6e8ax0 *lcd)
+static void s6e8ax0_etc_cond2(struct s6e8ax0 *panel)
{
- struct mipi_dsim_master_ops *ops = lcd_to_master_ops(lcd);
- static const unsigned char data_to_send[] = {
- 0xb6, 0x0c, 0x02, 0x03, 0x32, 0xff, 0x44, 0x44, 0xc0,
- 0x00
+ static unsigned char data_to_send[] = {
+ 0xb6, 0x0c, 0x02, 0x03, 0x32, 0xff, 0x44, 0x44, 0xc0, 0x00
};
-
- ops->cmd_write(lcd_to_master(lcd), MIPI_DSI_DCS_LONG_WRITE,
- data_to_send, ARRAY_SIZE(data_to_send));
+ panel->src->ops.dsi->dcs_write(panel->src, MIPI_DSI_DCS_LONG_WRITE, data_to_send, ARRAY_SIZE(data_to_send));
}
-static void s6e8ax0_etc_cond3(struct s6e8ax0 *lcd)
+static void s6e8ax0_etc_cond3(struct s6e8ax0 *panel)
{
- struct mipi_dsim_master_ops *ops = lcd_to_master_ops(lcd);
- static const unsigned char data_to_send[] = {
+ static unsigned char data_to_send[] = {
0xe1, 0x10, 0x1c, 0x17, 0x08, 0x1d
};
- ops->cmd_write(lcd_to_master(lcd), MIPI_DSI_DCS_LONG_WRITE,
- data_to_send, ARRAY_SIZE(data_to_send));
+ panel->src->ops.dsi->dcs_write(panel->src, MIPI_DSI_DCS_LONG_WRITE, data_to_send, ARRAY_SIZE(data_to_send));
}
-static void s6e8ax0_etc_cond4(struct s6e8ax0 *lcd)
+static void s6e8ax0_etc_cond4(struct s6e8ax0 *panel)
{
- struct mipi_dsim_master_ops *ops = lcd_to_master_ops(lcd);
- static const unsigned char data_to_send[] = {
+ static unsigned char data_to_send[] = {
0xe2, 0xed, 0x07, 0xc3, 0x13, 0x0d, 0x03
};
- ops->cmd_write(lcd_to_master(lcd), MIPI_DSI_DCS_LONG_WRITE,
- data_to_send, ARRAY_SIZE(data_to_send));
+ panel->src->ops.dsi->dcs_write(panel->src, MIPI_DSI_DCS_LONG_WRITE, data_to_send, ARRAY_SIZE(data_to_send));
+
}
-static void s6e8ax0_etc_cond5(struct s6e8ax0 *lcd)
+static void s6e8ax0_etc_cond5(struct s6e8ax0 *panel)
{
- struct mipi_dsim_master_ops *ops = lcd_to_master_ops(lcd);
- static const unsigned char data_to_send[] = {
+ static unsigned char data_to_send[] = {
0xf4, 0xcf, 0x0a, 0x12, 0x10, 0x19, 0x33, 0x02
};
- ops->cmd_write(lcd_to_master(lcd), MIPI_DSI_DCS_LONG_WRITE,
- data_to_send, ARRAY_SIZE(data_to_send));
+ panel->src->ops.dsi->dcs_write(panel->src, MIPI_DSI_DCS_LONG_WRITE, data_to_send, ARRAY_SIZE(data_to_send));
+
}
-static void s6e8ax0_etc_cond6(struct s6e8ax0 *lcd)
+static void s6e8ax0_etc_cond6(struct s6e8ax0 *panel)
{
- struct mipi_dsim_master_ops *ops = lcd_to_master_ops(lcd);
- static const unsigned char data_to_send[] = {
+ static unsigned char data_to_send[] = {
0xe3, 0x40
};
- ops->cmd_write(lcd_to_master(lcd),
+ panel->src->ops.dsi->dcs_write(panel->src,
MIPI_DSI_DCS_SHORT_WRITE_PARAM,
data_to_send, ARRAY_SIZE(data_to_send));
}
-static void s6e8ax0_etc_cond7(struct s6e8ax0 *lcd)
+static void s6e8ax0_etc_cond7(struct s6e8ax0 *panel)
{
- struct mipi_dsim_master_ops *ops = lcd_to_master_ops(lcd);
- static const unsigned char data_to_send[] = {
+ static unsigned char data_to_send[] = {
0xe4, 0x00, 0x00, 0x14, 0x80, 0x00, 0x00, 0x00
};
- ops->cmd_write(lcd_to_master(lcd), MIPI_DSI_DCS_LONG_WRITE,
- data_to_send, ARRAY_SIZE(data_to_send));
+ panel->src->ops.dsi->dcs_write(panel->src, MIPI_DSI_DCS_LONG_WRITE, data_to_send, ARRAY_SIZE(data_to_send));
}
-static void s6e8ax0_elvss_set(struct s6e8ax0 *lcd)
+static void s6e8ax0_elvss_set(struct s6e8ax0 *panel)
{
- struct mipi_dsim_master_ops *ops = lcd_to_master_ops(lcd);
- static const unsigned char data_to_send[] = {
+ static unsigned char data_to_send[] = {
0xb1, 0x04, 0x00
};
- ops->cmd_write(lcd_to_master(lcd), MIPI_DSI_DCS_LONG_WRITE,
- data_to_send, ARRAY_SIZE(data_to_send));
+ panel->src->ops.dsi->dcs_write(panel->src, MIPI_DSI_DCS_LONG_WRITE, data_to_send, ARRAY_SIZE(data_to_send));
}
-static void s6e8ax0_elvss_nvm_set(struct s6e8ax0 *lcd)
+static void s6e8ax0_elvss_nvm_set(struct s6e8ax0 *panel)
{
- struct mipi_dsim_master_ops *ops = lcd_to_master_ops(lcd);
- static const unsigned char data_to_send[] = {
+ static unsigned char data_to_send[] = {
0xd9, 0x5c, 0x20, 0x0c, 0x0f, 0x41, 0x00, 0x10, 0x11,
0x12, 0xd1, 0x00, 0x00, 0x00, 0x00, 0x80, 0xcb, 0xed,
0x64, 0xaf
};
- ops->cmd_write(lcd_to_master(lcd), MIPI_DSI_DCS_LONG_WRITE,
- data_to_send, ARRAY_SIZE(data_to_send));
+ panel->src->ops.dsi->dcs_write(panel->src, MIPI_DSI_DCS_LONG_WRITE, data_to_send, ARRAY_SIZE(data_to_send));
+
}
-static void s6e8ax0_sleep_in(struct s6e8ax0 *lcd)
+static void s6e8ax0_sleep_in(struct s6e8ax0 *panel)
{
- struct mipi_dsim_master_ops *ops = lcd_to_master_ops(lcd);
- static const unsigned char data_to_send[] = {
+ static unsigned char data_to_send[] = {
0x10, 0x00
};
- ops->cmd_write(lcd_to_master(lcd),
+ panel->src->ops.dsi->dcs_write(panel->src,
MIPI_DSI_DCS_SHORT_WRITE,
data_to_send, ARRAY_SIZE(data_to_send));
}
-static void s6e8ax0_sleep_out(struct s6e8ax0 *lcd)
+static void s6e8ax0_sleep_out(struct s6e8ax0 *panel)
{
- struct mipi_dsim_master_ops *ops = lcd_to_master_ops(lcd);
- static const unsigned char data_to_send[] = {
+ static unsigned char data_to_send[] = {
0x11, 0x00
};
- ops->cmd_write(lcd_to_master(lcd),
+ panel->src->ops.dsi->dcs_write(panel->src,
MIPI_DSI_DCS_SHORT_WRITE,
data_to_send, ARRAY_SIZE(data_to_send));
}
-void init_lcd(struct s6e8ax0 *lcd)
-{
- static const unsigned char data_to_send1[] = {
- 0x0, 0x0
- };
- static const unsigned char data_to_send2[] = {
- 0x11, 0x00
- };
- static const unsigned char data_to_send3[] = {
- 0x0, 0x0
- };
-
- struct mipi_dsim_master_ops *ops = lcd_to_master_ops(lcd);
-
- ops->cmd_write(lcd_to_master(lcd), MIPI_DSI_DCS_SHORT_WRITE,
- data_to_send1, ARRAY_SIZE(data_to_send1));
- msleep(60);
-
- /* Exit sleep */
- ops->cmd_write(lcd_to_master(lcd), MIPI_DSI_DCS_SHORT_WRITE,
- data_to_send2, ARRAY_SIZE(data_to_send2));
-
- msleep(600);
-
- ops->cmd_write(lcd_to_master(lcd), MIPI_DSI_TURN_ON_PERIPHERAL,
- data_to_send3, ARRAY_SIZE(data_to_send3));
-}
-
-static void s6e8ax0_display_on(struct s6e8ax0 *lcd)
+static void s6e8ax0_display_on(struct s6e8ax0 *panel)
{
- struct mipi_dsim_master_ops *ops = lcd_to_master_ops(lcd);
- static const unsigned char data_to_send[] = {
+ static unsigned char data_to_send[] = {
0x29, 0x00
};
- ops->cmd_write(lcd_to_master(lcd),
+ panel->src->ops.dsi->dcs_write(panel->src,
MIPI_DSI_DCS_SHORT_WRITE,
data_to_send, ARRAY_SIZE(data_to_send));
}
-static void s6e8ax0_display_off(struct s6e8ax0 *lcd)
+static void s6e8ax0_display_off(struct s6e8ax0 *panel)
{
- struct mipi_dsim_master_ops *ops = lcd_to_master_ops(lcd);
- static const unsigned char data_to_send[] = {
+ static unsigned char data_to_send[] = {
0x28, 0x00
};
- ops->cmd_write(lcd_to_master(lcd),
+ panel->src->ops.dsi->dcs_write(panel->src,
MIPI_DSI_DCS_SHORT_WRITE,
data_to_send, ARRAY_SIZE(data_to_send));
}
-static void s6e8ax0_apply_level2_key(struct s6e8ax0 *lcd)
+static void s6e8ax0_apply_level2_key(struct s6e8ax0 *panel)
{
- struct mipi_dsim_master_ops *ops = lcd_to_master_ops(lcd);
- static const unsigned char data_to_send[] = {
+ static unsigned char data_to_send[] = {
0xf0, 0x5a, 0x5a
};
- ops->cmd_write(lcd_to_master(lcd), MIPI_DSI_DCS_LONG_WRITE,
- data_to_send, ARRAY_SIZE(data_to_send));
+ panel->src->ops.dsi->dcs_write(panel->src, MIPI_DSI_DCS_LONG_WRITE, data_to_send, ARRAY_SIZE(data_to_send));
}
-static void s6e8ax0_acl_on(struct s6e8ax0 *lcd)
+static void s6e8ax0_acl_on(struct s6e8ax0 *panel)
{
- struct mipi_dsim_master_ops *ops = lcd_to_master_ops(lcd);
- static const unsigned char data_to_send[] = {
+ static unsigned char data_to_send[] = {
0xc0, 0x01
};
- ops->cmd_write(lcd_to_master(lcd),
+ panel->src->ops.dsi->dcs_write(panel->src,
MIPI_DSI_DCS_SHORT_WRITE,
data_to_send, ARRAY_SIZE(data_to_send));
}
-static void s6e8ax0_acl_off(struct s6e8ax0 *lcd)
+static void s6e8ax0_acl_off(struct s6e8ax0 *panel)
{
- struct mipi_dsim_master_ops *ops = lcd_to_master_ops(lcd);
- static const unsigned char data_to_send[] = {
+ static unsigned char data_to_send[] = {
0xc0, 0x00
};
- ops->cmd_write(lcd_to_master(lcd),
+ panel->src->ops.dsi->dcs_write(panel->src,
MIPI_DSI_DCS_SHORT_WRITE,
data_to_send, ARRAY_SIZE(data_to_send));
}
/* Full white 50% reducing setting */
-static void s6e8ax0_acl_ctrl_set(struct s6e8ax0 *lcd)
+static void s6e8ax0_acl_ctrl_set(struct s6e8ax0 *panel)
{
- struct mipi_dsim_master_ops *ops = lcd_to_master_ops(lcd);
/* Full white 50% reducing setting */
- static const unsigned char cutoff_50[] = {
+ static unsigned char cutoff_50[] = {
0xc1, 0x47, 0x53, 0x13, 0x53, 0x00, 0x00, 0x02, 0xcf,
0x00, 0x00, 0x04, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00,
0x01, 0x08, 0x0f, 0x16, 0x1d, 0x24, 0x2a, 0x31, 0x38,
0x3f, 0x46
};
/* Full white 45% reducing setting */
- static const unsigned char cutoff_45[] = {
+ static unsigned char cutoff_45[] = {
0xc1, 0x47, 0x53, 0x13, 0x53, 0x00, 0x00, 0x02, 0xcf,
0x00, 0x00, 0x04, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00,
0x01, 0x07, 0x0d, 0x13, 0x19, 0x1f, 0x25, 0x2b, 0x31,
0x37, 0x3d
};
/* Full white 40% reducing setting */
- static const unsigned char cutoff_40[] = {
+ static unsigned char cutoff_40[] = {
0xc1, 0x47, 0x53, 0x13, 0x53, 0x00, 0x00, 0x02, 0xcf,
0x00, 0x00, 0x04, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00,
0x01, 0x06, 0x0c, 0x11, 0x16, 0x1c, 0x21, 0x26, 0x2b,
0x31, 0x36
};
- if (lcd->acl_enable) {
- if (lcd->cur_acl == 0) {
- if (lcd->gamma == 0 || lcd->gamma == 1) {
- s6e8ax0_acl_off(lcd);
- dev_dbg(&lcd->ld->dev,
- "cur_acl=%d\n", lcd->cur_acl);
+ if (panel->acl_enable) {
+ if (panel->cur_acl == 0) {
+ if (panel->gamma == 0 || panel->gamma == 1) {
+ s6e8ax0_acl_off(panel);
+ dev_dbg(&panel->pdev->dev,
+ "cur_acl=%d\n", panel->cur_acl);
} else
- s6e8ax0_acl_on(lcd);
+ s6e8ax0_acl_on(panel);
}
- switch (lcd->gamma) {
+ switch (panel->gamma) {
case 0: /* 30cd */
- s6e8ax0_acl_off(lcd);
- lcd->cur_acl = 0;
+ s6e8ax0_acl_off(panel);
+ panel->cur_acl = 0;
break;
case 1 ... 3: /* 50cd ~ 90cd */
- ops->cmd_write(lcd_to_master(lcd),
+ panel->src->ops.dsi->dcs_write(panel->src,
MIPI_DSI_DCS_LONG_WRITE,
cutoff_40,
ARRAY_SIZE(cutoff_40));
- lcd->cur_acl = 40;
+ panel->cur_acl = 40;
break;
case 4 ... 7: /* 120cd ~ 210cd */
- ops->cmd_write(lcd_to_master(lcd),
+ panel->src->ops.dsi->dcs_write(panel->src,
MIPI_DSI_DCS_LONG_WRITE,
cutoff_45,
ARRAY_SIZE(cutoff_45));
- lcd->cur_acl = 45;
+ panel->cur_acl = 45;
break;
case 8 ... 10: /* 220cd ~ 300cd */
- ops->cmd_write(lcd_to_master(lcd),
+ panel->src->ops.dsi->dcs_write(panel->src,
MIPI_DSI_DCS_LONG_WRITE,
cutoff_50,
ARRAY_SIZE(cutoff_50));
- lcd->cur_acl = 50;
+ panel->cur_acl = 50;
break;
default:
break;
}
} else {
- s6e8ax0_acl_off(lcd);
- lcd->cur_acl = 0;
- dev_dbg(&lcd->ld->dev, "cur_acl = %d\n", lcd->cur_acl);
+ s6e8ax0_acl_off(panel);
+ panel->cur_acl = 0;
+ dev_dbg(&panel->pdev->dev, "cur_acl = %d\n", panel->cur_acl);
}
}
-static void s6e8ax0_read_id(struct s6e8ax0 *lcd, u8 *mtp_id)
+static void s6e8ax0_read_id(struct s6e8ax0 *panel, u8 *mtp_id)
{
unsigned int ret;
unsigned int addr = 0xd1; /* MTP ID */
- struct mipi_dsim_master_ops *ops = lcd_to_master_ops(lcd);
- ret = ops->cmd_read(lcd_to_master(lcd),
- MIPI_DSI_GENERIC_READ_REQUEST_1_PARAM,
- addr, 3, mtp_id);
+ ret = panel->src->ops.dsi->dcs_read(panel->src,
+ MIPI_DSI_GENERIC_READ_REQUEST_1_PARAM, addr,
+ mtp_id, 3);
}
-static int s6e8ax0_panel_init(struct s6e8ax0 *lcd)
+static int s6e8ax0_panel_init(struct s6e8ax0 *panel)
{
- s6e8ax0_apply_level2_key(lcd);
- s6e8ax0_sleep_out(lcd);
+ s6e8ax0_apply_level2_key(panel);
+ s6e8ax0_sleep_out(panel);
msleep(1);
- s6e8ax0_panel_cond(lcd);
- s6e8ax0_display_cond(lcd);
- s6e8ax0_gamma_cond(lcd);
- s6e8ax0_gamma_update(lcd);
+ s6e8ax0_panel_cond(panel);
+ s6e8ax0_display_cond(panel);
+ s6e8ax0_gamma_cond(panel);
+ s6e8ax0_gamma_update(panel);
- s6e8ax0_etc_cond1(lcd);
- s6e8ax0_etc_cond2(lcd);
- s6e8ax0_etc_cond3(lcd);
- s6e8ax0_etc_cond4(lcd);
- s6e8ax0_etc_cond5(lcd);
- s6e8ax0_etc_cond6(lcd);
- s6e8ax0_etc_cond7(lcd);
+ s6e8ax0_etc_cond1(panel);
+ s6e8ax0_etc_cond2(panel);
+ s6e8ax0_etc_cond3(panel);
+ s6e8ax0_etc_cond4(panel);
+ s6e8ax0_etc_cond5(panel);
+ s6e8ax0_etc_cond6(panel);
+ s6e8ax0_etc_cond7(panel);
- s6e8ax0_elvss_nvm_set(lcd);
- s6e8ax0_elvss_set(lcd);
+ s6e8ax0_elvss_nvm_set(panel);
+ s6e8ax0_elvss_set(panel);
- s6e8ax0_acl_ctrl_set(lcd);
- s6e8ax0_acl_on(lcd);
+ s6e8ax0_acl_ctrl_set(panel);
+ s6e8ax0_acl_on(panel);
/* if ID3 value is not 33h, branch private elvss mode */
- msleep(lcd->ddi_pd->power_on_delay);
-
+ msleep(panel->plat_data->power_on_delay);
return 0;
}
-static int s6e8ax0_update_gamma_ctrl(struct s6e8ax0 *lcd, int brightness)
+static int s6e8ax0_update_gamma_ctrl(struct s6e8ax0 *panel, int brightness)
{
- struct mipi_dsim_master_ops *ops = lcd_to_master_ops(lcd);
- ops->cmd_write(lcd_to_master(lcd), MIPI_DSI_DCS_LONG_WRITE,
- s6e8ax0_22_gamma_table[brightness],
- ARRAY_SIZE(s6e8ax0_22_gamma_table));
+ panel->src->ops.dsi->dcs_write(panel->src, MIPI_DSI_DCS_LONG_WRITE, s6e8ax0_22_gamma_table[brightness], ARRAY_SIZE(s6e8ax0_22_gamma_table));
/* update gamma table. */
- s6e8ax0_gamma_update(lcd);
- lcd->gamma = brightness;
+ s6e8ax0_gamma_update(panel);
+ panel->gamma = brightness;
return 0;
}
-static int s6e8ax0_gamma_ctrl(struct s6e8ax0 *lcd, int gamma)
+static int s6e8ax0_gamma_ctrl(struct s6e8ax0 *panel, int gamma)
{
- s6e8ax0_update_gamma_ctrl(lcd, gamma);
+ s6e8ax0_update_gamma_ctrl(panel, gamma);
return 0;
}
-static int s6e8ax0_set_power(struct lcd_device *ld, int power)
+static int s6e8ax0_set_power(struct s6e8ax0 *panel, int power)
+ {
+ int ret = 0;
+
+ if (power != FB_BLANK_UNBLANK && power != FB_BLANK_POWERDOWN &&
+ power != FB_BLANK_NORMAL) {
+ dev_err(&panel->pdev->dev, "power value should be 0, 1 or 4.\n");
+ return -EINVAL;
+ }
+
+ if ((power == FB_BLANK_UNBLANK) && panel->src->ops.dsi->set_blank_mode) {
+ /* LCD power on */
+ if ((POWER_IS_ON(power) && POWER_IS_OFF(panel->power))
+ || (POWER_IS_ON(power) && POWER_IS_NRM(panel->power))) {
+ ret = panel->src->ops.dsi->set_blank_mode(panel->src,
+ power);
+ if (!ret && panel->power != power)
+ panel->power = power;
+ }
+ } else if ((power == FB_BLANK_POWERDOWN) &&
+ panel->src->ops.dsi->set_early_blank_mode) {
+ /* LCD power off */
+ if ((POWER_IS_OFF(power) && POWER_IS_ON(panel->power)) ||
+ (POWER_IS_ON(panel->power) && POWER_IS_NRM(power))) {
+ ret = panel->src->ops.dsi->set_early_blank_mode(panel->src, power);
+ if (!ret && panel->power != power)
+ panel->power = power;
+ }
+ }
+
+ return ret;
+ }
+
+static int s6e8ax0_get_brightness(struct s6e8ax0 *panel)
+ {
+ return panel->bl_prop.brightness;
+ }
+
+static int s6e8ax0_set_brightness(struct s6e8ax0 *panel)
+{
+ int ret = 0, brightness = panel->bl_prop.brightness;
+
+ if (brightness < MIN_BRIGHTNESS ||
+ brightness > panel->bl_prop.max_brightness) {
+ dev_err(&panel->pdev->dev, "lcd brightness should be %d to %d.\n", MIN_BRIGHTNESS, MAX_BRIGHTNESS);
+ return -EINVAL;
+ }
+
+ ret = s6e8ax0_gamma_ctrl(panel, brightness);
+ if (ret) {
+ dev_err(&panel->pdev->dev, "lcd brightness setting failed.\n");
+ return -EIO;
+ }
+
+ return ret;
+ }
+
+static int panel_get_modes(struct display_entity *entity,
+ const struct videomode **modes)
+{
+ /* FIXME */
+ return 1;
+}
+
+static int panel_get_size(struct display_entity *entity,
+ unsigned int *width, unsigned int *height)
+{
+ /* FIXME */
+ *width = 10;
+ *height = 10;
+ return 0;
+}
+
+static int panel_update(struct display_entity *entity,
+ void (*callback)(int, void *), void *data)
{
- struct s6e8ax0 *lcd = lcd_get_data(ld);
- struct mipi_dsim_master_ops *ops = lcd_to_master_ops(lcd);
- int ret = 0;
+ struct s6e8ax0 *panel = to_panel(entity);
+ struct video_source *src = panel->src;
- if (power != FB_BLANK_UNBLANK && power != FB_BLANK_POWERDOWN &&
- power != FB_BLANK_NORMAL) {
- dev_err(lcd->dev, "power value should be 0, 1 or 4.\n");
- return -EINVAL;
- }
+ return src->ops.dsi->update(src, 0, callback, data);
+}
- if ((power == FB_BLANK_UNBLANK) && ops->set_blank_mode) {
- /* LCD power on */
- if ((POWER_IS_ON(power) && POWER_IS_OFF(lcd->power))
- || (POWER_IS_ON(power) && POWER_IS_NRM(lcd->power))) {
- ret = ops->set_blank_mode(lcd_to_master(lcd), power);
- if (!ret && lcd->power != power)
- lcd->power = power;
- }
- } else if ((power == FB_BLANK_POWERDOWN) && ops->set_early_blank_mode) {
- /* LCD power off */
- if ((POWER_IS_OFF(power) && POWER_IS_ON(lcd->power)) ||
- (POWER_IS_ON(lcd->power) && POWER_IS_NRM(power))) {
- ret = ops->set_early_blank_mode(lcd_to_master(lcd),
- power);
- if (!ret && lcd->power != power)
- lcd->power = power;
- }
- }
+static int panel_dcs_write(struct s6e8ax0 *panel, u8 dcs_cmd)
+{
+ struct video_source *src = panel->src;
- return ret;
+ return src->ops.dsi->dcs_write(src, 0, &dcs_cmd, 1);
}
-static int s6e8ax0_get_power(struct lcd_device *ld)
+static int panel_set_state(struct display_entity *entity,
+ enum display_entity_state state)
{
- struct s6e8ax0 *lcd = lcd_get_data(ld);
+ struct s6e8ax0 *panel = to_panel(entity);
+ int ret;
+
+ switch (state) {
+ case DISPLAY_ENTITY_STATE_OFF:
+ case DISPLAY_ENTITY_STATE_STANDBY:
+ ret = panel_dcs_write(panel, MIPI_DCS_SET_DISPLAY_OFF);
+ if (ret)
+ pr_err("display off failed\n");
- return lcd->power;
+ s6e8ax0_set_power(panel, FB_BLANK_POWERDOWN);
+
+ break;
+
+ case DISPLAY_ENTITY_STATE_ON:
+ ret = s6e8ax0_set_power(panel, FB_BLANK_UNBLANK);
+ if (ret)
+ pr_err("failed to enable bus\n");
+
+ ret = panel_dcs_write(panel, MIPI_DCS_SET_DISPLAY_ON);
+ if (ret)
+ pr_err("display on failed\n");
+ break;
+ }
+
+ return 0;
}
-static int s6e8ax0_get_brightness(struct backlight_device *bd)
+static const struct display_entity_control_ops panel_control_ops = {
+ .set_state = panel_set_state,
+ .get_modes = panel_get_modes,
+ .get_size = panel_get_size,
+ .update = panel_update,
+ };
+
+static void panel_release(struct display_entity *entity)
{
- return bd->props.brightness;
+ pr_info("panel release\n");
}
-
-static int s6e8ax0_set_brightness(struct backlight_device *bd)
+
+static void s6e8ax0_power_on(struct s6e8ax0 *panel, int power)
{
- int ret = 0, brightness = bd->props.brightness;
- struct s6e8ax0 *lcd = bl_get_data(bd);
+ msleep(panel->plat_data->power_on_delay);
+
+ /* lcd power on */
+ if (power)
+ s6e8ax0_regulator_enable(panel);
+ else
+ s6e8ax0_regulator_disable(panel);
- if (brightness < MIN_BRIGHTNESS ||
- brightness > bd->props.max_brightness) {
- dev_err(lcd->dev, "lcd brightness should be %d to %d.\n",
- MIN_BRIGHTNESS, MAX_BRIGHTNESS);
- return -EINVAL;
- }
+ msleep(panel->plat_data->reset_delay);
- ret = s6e8ax0_gamma_ctrl(lcd, brightness);
- if (ret) {
- dev_err(&bd->dev, "lcd brightness setting failed.\n");
- return -EIO;
- }
+ panel->plat_data->power_on(NULL, 1);
- return ret;
+ msleep(5);
}
-static struct lcd_ops s6e8ax0_lcd_ops = {
- .set_power = s6e8ax0_set_power,
- .get_power = s6e8ax0_get_power,
-};
+void init_lcd(struct s6e8ax0 *panel)
+{
+ static unsigned char data_to_send1[] = {
+ 0x0, 0x0
+ };
-static const struct backlight_ops s6e8ax0_backlight_ops = {
- .get_brightness = s6e8ax0_get_brightness,
- .update_status = s6e8ax0_set_brightness,
-};
+ static unsigned char data_to_send2[] = {
+ 0x11, 0x00
+ };
-static void s6e8ax0_power_on(struct mipi_dsim_lcd_device *dsim_dev, int power)
-{
- struct s6e8ax0 *lcd = dev_get_drvdata(&dsim_dev->dev);
+ static unsigned char data_to_send3[] = {
+ 0x0, 0x0
+ };
- msleep(lcd->ddi_pd->power_on_delay);
+ panel->src->ops.dsi->dcs_write(panel->src, MIPI_DSI_DCS_SHORT_WRITE,
+ data_to_send1, ARRAY_SIZE(data_to_send1));
- /* lcd power on */
- if (power)
- s6e8ax0_regulator_enable(lcd);
- else
- s6e8ax0_regulator_disable(lcd);
+ msleep(60);
- msleep(lcd->ddi_pd->reset_delay);
+ /* Exit sleep */
+ panel->src->ops.dsi->dcs_write(panel->src, MIPI_DSI_DCS_SHORT_WRITE,
+ data_to_send2, ARRAY_SIZE(data_to_send2));
+
+ msleep(600);
- lcd->ddi_pd->power_on(NULL, 1);
+ panel->src->ops.dsi->dcs_write(panel->src, MIPI_DSI_TURN_ON_PERIPHERAL,
+ data_to_send3, ARRAY_SIZE(data_to_send3));
}
-static void s6e8ax0_set_sequence(struct mipi_dsim_lcd_device *dsim_dev)
+static void s6e8ax0_set_sequence(struct s6e8ax0 *panel)
{
- struct s6e8ax0 *lcd = dev_get_drvdata(&dsim_dev->dev);
+ s6e8ax0_panel_init(panel);
+ s6e8ax0_display_on(panel);
+ init_lcd(panel);
- s6e8ax0_panel_init(lcd);
- s6e8ax0_display_on(lcd);
- init_lcd(lcd);
- lcd->power = FB_BLANK_UNBLANK;
+ panel->power = FB_BLANK_UNBLANK;
+
+ return;
}
-static int s6e8ax0_probe(struct mipi_dsim_lcd_device *dsim_dev)
+static int s6e8ax0_probe(struct platform_device *pdev)
{
- struct s6e8ax0 *lcd;
int ret;
+ struct s6e8ax0 *panel;
u8 mtp_id[3] = {0, };
- lcd = kzalloc(sizeof(struct s6e8ax0), GFP_KERNEL);
- if (!lcd) {
- dev_err(&dsim_dev->dev, "failed to allocate s6e8ax0 structure.\n");
+ panel = devm_kzalloc(&pdev->dev, sizeof(struct s6e8ax0), GFP_KERNEL);
+ if (!panel) {
+ dev_err(&pdev->dev, "failed to allocate s6e8ax0 structure.\n");
return -ENOMEM;
}
+ panel->plat_data =
+ (struct lcd_platform_data *)pdev->dev.platform_data;
- lcd->dsim_dev = dsim_dev;
- lcd->ddi_pd = (struct lcd_platform_data *)dsim_dev->platform_data;
- lcd->dev = &dsim_dev->dev;
+ mutex_init(&panel->lock);
- mutex_init(&lcd->lock);
+ ret = regulator_bulk_get(&panel->pdev->dev, ARRAY_SIZE(supplies), supplies);
- ret = regulator_bulk_get(lcd->dev, ARRAY_SIZE(supplies), supplies);
if (ret) {
- dev_err(lcd->dev, "Failed to get regulators: %d\n", ret);
- goto err_lcd_register;
+ dev_err(&pdev->dev, "Failed to get regulators: %d\n", ret);
+ goto err_panel_register;
}
- lcd->ld = lcd_device_register("s6e8ax0", lcd->dev, lcd,
- &s6e8ax0_lcd_ops);
- if (IS_ERR(lcd->ld)) {
- dev_err(lcd->dev, "failed to register lcd ops.\n");
- ret = PTR_ERR(lcd->ld);
- goto err_lcd_register;
- }
+ panel->bl_prop.max_brightness = MAX_BRIGHTNESS;
+ panel->bl_prop.brightness = MAX_BRIGHTNESS;
- lcd->bd = backlight_device_register("s6e8ax0-bl", lcd->dev, lcd,
- &s6e8ax0_backlight_ops, NULL);
- if (IS_ERR(lcd->bd)) {
- dev_err(lcd->dev, "failed to register backlight ops.\n");
- ret = PTR_ERR(lcd->bd);
- goto err_backlight_register;
- }
-
- lcd->bd->props.max_brightness = MAX_BRIGHTNESS;
- lcd->bd->props.brightness = MAX_BRIGHTNESS;
-
- s6e8ax0_read_id(lcd, mtp_id);
if (mtp_id[0] == 0x00)
- dev_err(lcd->dev, "read id failed\n");
+ dev_err(&pdev->dev, "read id failed\n");
- dev_info(lcd->dev, "Read ID : %x, %x, %x\n",
+ dev_info(&pdev->dev, "Read ID : %x, %x, %x\n",
mtp_id[0], mtp_id[1], mtp_id[2]);
if (mtp_id[2] == 0x33)
- dev_info(lcd->dev,
+ dev_info(&pdev->dev,
"ID-3 is 0xff does not support dynamic elvss\n");
else
- dev_info(lcd->dev,
+ dev_info(&pdev->dev,
"ID-3 is 0x%x support dynamic elvss\n", mtp_id[2]);
- lcd->acl_enable = 1;
- lcd->cur_acl = 0;
+ panel->acl_enable = 1;
+ panel->cur_acl = 0;
+
+ platform_set_drvdata(pdev, panel);
+
+ /* setup input */
+ panel->src = video_source_find("exynos-mipi-dsim");
+ if (panel->src == NULL) {
+ pr_err("failed to get video source\n");
+ goto err_panel_register;
+ }
+
+ s6e8ax0_read_id(panel, mtp_id);
- dev_set_drvdata(&dsim_dev->dev, lcd);
+ s6e8ax0_power_on(panel, 1);
- dev_dbg(lcd->dev, "probed s6e8ax0 panel driver.\n");
+ panel->src->ops.dsi->enable_hs(panel->src,1);
- return 0;
+ s6e8ax0_set_sequence(panel);
-err_backlight_register:
- lcd_device_unregister(lcd->ld);
+ /* setup panel entity */
+ panel->entity.dev = &pdev->dev;
+ panel->entity.release = panel_release;
+ panel->entity.ops = &panel_control_ops;
+
+ ret = display_entity_register(&panel->entity);
+
+ if (ret < 0) {
+ pr_err("failed to register display entity\n");
+ goto err_panel_register;
+ }
-err_lcd_register:
- regulator_bulk_free(ARRAY_SIZE(supplies), supplies);
- kfree(lcd);
+ panel->panel_reverse = 0;
- return ret;
-}
-
-#ifdef CONFIG_PM
-static int s6e8ax0_suspend(struct mipi_dsim_lcd_device *dsim_dev)
-{
- struct s6e8ax0 *lcd = dev_get_drvdata(&dsim_dev->dev);
+ dev_dbg(&pdev->dev, "probed s6e8ax0 panel driver.\n");
- s6e8ax0_sleep_in(lcd);
- msleep(lcd->ddi_pd->power_off_delay);
- s6e8ax0_display_off(lcd);
+ return 0;
- s6e8ax0_regulator_disable(lcd);
+err_panel_register:
+ regulator_bulk_free(ARRAY_SIZE(supplies), supplies);
+ kfree(panel);
+ return ret;
+}
- return 0;
+#ifdef CONFIG_PM_SLEEP
+static int s6e8ax0_suspend(struct device *dev)
+{
+ struct platform_device *pdev = to_platform_device(dev);
+ struct s6e8ax0 *panel = platform_get_drvdata(pdev);
+
+ s6e8ax0_sleep_in(panel);
+ msleep(panel->plat_data->power_off_delay);
+ s6e8ax0_display_off(panel);
+
+ s6e8ax0_regulator_disable(panel);
+
+ return 0;
+}
+
+static int s6e8ax0_resume(struct device *dev)
+{
+ struct platform_device *pdev = to_platform_device(dev);
+ struct s6e8ax0 *panel = platform_get_drvdata(pdev);
+
+ s6e8ax0_sleep_out(panel);
+ msleep(panel->plat_data->power_on_delay);
+
+ s6e8ax0_regulator_enable(panel);
+ s6e8ax0_set_sequence(panel);
+
+ return 0;
}
+#endif
-static int s6e8ax0_resume(struct mipi_dsim_lcd_device *dsim_dev)
+static int panel_remove(struct platform_device *pdev)
{
- struct s6e8ax0 *lcd = dev_get_drvdata(&dsim_dev->dev);
+ struct s6e8ax0 *panel = platform_get_drvdata(pdev);
- s6e8ax0_sleep_out(lcd);
- msleep(lcd->ddi_pd->power_on_delay);
+ dev_dbg(&pdev->dev, "remove\n");
- s6e8ax0_regulator_enable(lcd);
- s6e8ax0_set_sequence(dsim_dev);
+ display_entity_unregister(&panel->entity);
+ video_source_put(panel->src);
return 0;
}
-#else
-#define s6e8ax0_suspend NULL
-#define s6e8ax0_resume NULL
-#endif
-static struct mipi_dsim_lcd_driver s6e8ax0_dsim_ddi_driver = {
- .name = "s6e8ax0",
- .id = -1,
+static const struct dev_pm_ops s6e8ax0_panel_pm_ops = {
+ SET_SYSTEM_SLEEP_PM_OPS(s6e8ax0_suspend, s6e8ax0_resume)
+};
- .power_on = s6e8ax0_power_on,
- .set_sequence = s6e8ax0_set_sequence,
+static struct platform_driver s6e8ax0_driver = {
.probe = s6e8ax0_probe,
- .suspend = s6e8ax0_suspend,
- .resume = s6e8ax0_resume,
+ .remove = __devexit_p(panel_remove),
+ .driver = {
+ .name = "s6e8ax0",
+ .owner = THIS_MODULE,
+ .pm = &s6e8ax0_panel_pm_ops,
+ },
};
-static int s6e8ax0_init(void)
-{
- exynos_mipi_dsi_register_lcd_driver(&s6e8ax0_dsim_ddi_driver);
-
- return 0;
-}
-
-static void s6e8ax0_exit(void)
-{
- return;
-}
-
-module_init(s6e8ax0_init);
-module_exit(s6e8ax0_exit);
+module_platform_driver(s6e8ax0_driver);
MODULE_AUTHOR("Donghwa Lee <dh09.lee@xxxxxxxxxxx>");
MODULE_AUTHOR("Inki Dae <inki.dae@xxxxxxxxxxx>");
--
1.7.9.5
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