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author | Florian Tobias Schandinat <FlorianSchandinat@gmx.de> | 2011-10-15 00:19:52 +0000 |
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committer | Florian Tobias Schandinat <FlorianSchandinat@gmx.de> | 2011-10-15 00:19:52 +0000 |
commit | ef26b7943c5821aaff1efc14c098840c49fe15c0 (patch) | |
tree | a91834ef396633c5c56a0597c2fc525e0684fc30 /drivers/video/omap2/displays/panel-taal.c | |
parent | 07aaae44f5a3962c3a410a6dd7936dfa7dece2b9 (diff) | |
parent | 3e28189038bb831512cf4f8313e1aead97c3e63f (diff) | |
download | blackbird-op-linux-ef26b7943c5821aaff1efc14c098840c49fe15c0.tar.gz blackbird-op-linux-ef26b7943c5821aaff1efc14c098840c49fe15c0.zip |
Merge branch 'for-florian' of git://gitorious.org/linux-omap-dss2/linux into fbdev-next
Diffstat (limited to 'drivers/video/omap2/displays/panel-taal.c')
-rw-r--r-- | drivers/video/omap2/displays/panel-taal.c | 123 |
1 files changed, 47 insertions, 76 deletions
diff --git a/drivers/video/omap2/displays/panel-taal.c b/drivers/video/omap2/displays/panel-taal.c index ca00843ed2fe..80c3f6ab1a94 100644 --- a/drivers/video/omap2/displays/panel-taal.c +++ b/drivers/video/omap2/displays/panel-taal.c @@ -35,26 +35,12 @@ #include <video/omapdss.h> #include <video/omap-panel-nokia-dsi.h> +#include <video/mipi_display.h> /* DSI Virtual channel. Hardcoded for now. */ #define TCH 0 #define DCS_READ_NUM_ERRORS 0x05 -#define DCS_READ_POWER_MODE 0x0a -#define DCS_READ_MADCTL 0x0b -#define DCS_READ_PIXEL_FORMAT 0x0c -#define DCS_RDDSDR 0x0f -#define DCS_SLEEP_IN 0x10 -#define DCS_SLEEP_OUT 0x11 -#define DCS_DISPLAY_OFF 0x28 -#define DCS_DISPLAY_ON 0x29 -#define DCS_COLUMN_ADDR 0x2a -#define DCS_PAGE_ADDR 0x2b -#define DCS_MEMORY_WRITE 0x2c -#define DCS_TEAR_OFF 0x34 -#define DCS_TEAR_ON 0x35 -#define DCS_MEM_ACC_CTRL 0x36 -#define DCS_PIXEL_FORMAT 0x3a #define DCS_BRIGHTNESS 0x51 #define DCS_CTRL_DISPLAY 0x53 #define DCS_WRITE_CABC 0x55 @@ -222,8 +208,6 @@ struct taal_data { struct delayed_work te_timeout_work; - bool use_dsi_bl; - bool cabc_broken; unsigned cabc_mode; @@ -302,7 +286,7 @@ static int taal_sleep_in(struct taal_data *td) hw_guard_wait(td); - cmd = DCS_SLEEP_IN; + cmd = MIPI_DCS_ENTER_SLEEP_MODE; r = dsi_vc_dcs_write_nosync(td->dssdev, td->channel, &cmd, 1); if (r) return r; @@ -321,7 +305,7 @@ static int taal_sleep_out(struct taal_data *td) hw_guard_wait(td); - r = taal_dcs_write_0(td, DCS_SLEEP_OUT); + r = taal_dcs_write_0(td, MIPI_DCS_EXIT_SLEEP_MODE); if (r) return r; @@ -356,7 +340,7 @@ static int taal_set_addr_mode(struct taal_data *td, u8 rotate, bool mirror) u8 mode; int b5, b6, b7; - r = taal_dcs_read_1(td, DCS_READ_MADCTL, &mode); + r = taal_dcs_read_1(td, MIPI_DCS_GET_ADDRESS_MODE, &mode); if (r) return r; @@ -390,7 +374,7 @@ static int taal_set_addr_mode(struct taal_data *td, u8 rotate, bool mirror) mode &= ~((1<<7) | (1<<6) | (1<<5)); mode |= (b7 << 7) | (b6 << 6) | (b5 << 5); - return taal_dcs_write_1(td, DCS_MEM_ACC_CTRL, mode); + return taal_dcs_write_1(td, MIPI_DCS_SET_ADDRESS_MODE, mode); } static int taal_set_update_window(struct taal_data *td, @@ -403,7 +387,7 @@ static int taal_set_update_window(struct taal_data *td, u16 y2 = y + h - 1; u8 buf[5]; - buf[0] = DCS_COLUMN_ADDR; + buf[0] = MIPI_DCS_SET_COLUMN_ADDRESS; buf[1] = (x1 >> 8) & 0xff; buf[2] = (x1 >> 0) & 0xff; buf[3] = (x2 >> 8) & 0xff; @@ -413,7 +397,7 @@ static int taal_set_update_window(struct taal_data *td, if (r) return r; - buf[0] = DCS_PAGE_ADDR; + buf[0] = MIPI_DCS_SET_PAGE_ADDRESS; buf[1] = (y1 >> 8) & 0xff; buf[2] = (y1 >> 0) & 0xff; buf[3] = (y2 >> 8) & 0xff; @@ -555,7 +539,6 @@ static int taal_bl_update_status(struct backlight_device *dev) { struct omap_dss_device *dssdev = dev_get_drvdata(&dev->dev); struct taal_data *td = dev_get_drvdata(&dssdev->dev); - struct nokia_dsi_panel_data *panel_data = get_panel_data(dssdev); int r; int level; @@ -569,23 +552,16 @@ static int taal_bl_update_status(struct backlight_device *dev) mutex_lock(&td->lock); - if (td->use_dsi_bl) { - if (td->enabled) { - dsi_bus_lock(dssdev); + if (td->enabled) { + dsi_bus_lock(dssdev); - r = taal_wake_up(dssdev); - if (!r) - r = taal_dcs_write_1(td, DCS_BRIGHTNESS, level); + r = taal_wake_up(dssdev); + if (!r) + r = taal_dcs_write_1(td, DCS_BRIGHTNESS, level); - dsi_bus_unlock(dssdev); - } else { - r = 0; - } + dsi_bus_unlock(dssdev); } else { - if (!panel_data->set_backlight) - r = -EINVAL; - else - r = panel_data->set_backlight(dssdev, level); + r = 0; } mutex_unlock(&td->lock); @@ -964,7 +940,7 @@ static int taal_probe(struct omap_dss_device *dssdev) { struct backlight_properties props; struct taal_data *td; - struct backlight_device *bldev; + struct backlight_device *bldev = NULL; struct nokia_dsi_panel_data *panel_data = get_panel_data(dssdev); struct panel_config *panel_config = NULL; int r, i; @@ -990,7 +966,7 @@ static int taal_probe(struct omap_dss_device *dssdev) dssdev->panel.config = OMAP_DSS_LCD_TFT; dssdev->panel.timings = panel_config->timings; - dssdev->ctrl.pixel_size = 24; + dssdev->panel.dsi_pix_fmt = OMAP_DSS_DSI_FMT_RGB888; td = kzalloc(sizeof(*td), GFP_KERNEL); if (!td) { @@ -1025,35 +1001,26 @@ static int taal_probe(struct omap_dss_device *dssdev) taal_hw_reset(dssdev); - /* if no platform set_backlight() defined, presume DSI backlight - * control */ - memset(&props, 0, sizeof(struct backlight_properties)); - if (!panel_data->set_backlight) - td->use_dsi_bl = true; - - if (td->use_dsi_bl) + if (panel_data->use_dsi_backlight) { + memset(&props, 0, sizeof(struct backlight_properties)); props.max_brightness = 255; - else - props.max_brightness = 127; - - props.type = BACKLIGHT_RAW; - bldev = backlight_device_register(dev_name(&dssdev->dev), &dssdev->dev, - dssdev, &taal_bl_ops, &props); - if (IS_ERR(bldev)) { - r = PTR_ERR(bldev); - goto err_bl; - } - td->bldev = bldev; + props.type = BACKLIGHT_RAW; + bldev = backlight_device_register(dev_name(&dssdev->dev), + &dssdev->dev, dssdev, &taal_bl_ops, &props); + if (IS_ERR(bldev)) { + r = PTR_ERR(bldev); + goto err_bl; + } + + td->bldev = bldev; - bldev->props.fb_blank = FB_BLANK_UNBLANK; - bldev->props.power = FB_BLANK_UNBLANK; - if (td->use_dsi_bl) + bldev->props.fb_blank = FB_BLANK_UNBLANK; + bldev->props.power = FB_BLANK_UNBLANK; bldev->props.brightness = 255; - else - bldev->props.brightness = 127; - taal_bl_update_status(bldev); + taal_bl_update_status(bldev); + } if (panel_data->use_ext_te) { int gpio = panel_data->ext_te_gpio; @@ -1111,7 +1078,8 @@ err_irq: if (panel_data->use_ext_te) gpio_free(panel_data->ext_te_gpio); err_gpio: - backlight_device_unregister(bldev); + if (bldev != NULL) + backlight_device_unregister(bldev); err_bl: destroy_workqueue(td->workqueue); err_wq: @@ -1140,9 +1108,11 @@ static void __exit taal_remove(struct omap_dss_device *dssdev) } bldev = td->bldev; - bldev->props.power = FB_BLANK_POWERDOWN; - taal_bl_update_status(bldev); - backlight_device_unregister(bldev); + if (bldev != NULL) { + bldev->props.power = FB_BLANK_POWERDOWN; + taal_bl_update_status(bldev); + backlight_device_unregister(bldev); + } taal_cancel_ulps_work(dssdev); taal_cancel_esd_work(dssdev); @@ -1195,7 +1165,8 @@ static int taal_power_on(struct omap_dss_device *dssdev) if (r) goto err; - r = taal_dcs_write_1(td, DCS_PIXEL_FORMAT, 0x7); /* 24bit/pixel */ + r = taal_dcs_write_1(td, MIPI_DCS_SET_PIXEL_FORMAT, + MIPI_DCS_PIXEL_FMT_24BIT); if (r) goto err; @@ -1209,7 +1180,7 @@ static int taal_power_on(struct omap_dss_device *dssdev) goto err; } - r = taal_dcs_write_0(td, DCS_DISPLAY_ON); + r = taal_dcs_write_0(td, MIPI_DCS_SET_DISPLAY_ON); if (r) goto err; @@ -1246,7 +1217,7 @@ static void taal_power_off(struct omap_dss_device *dssdev) struct taal_data *td = dev_get_drvdata(&dssdev->dev); int r; - r = taal_dcs_write_0(td, DCS_DISPLAY_OFF); + r = taal_dcs_write_0(td, MIPI_DCS_SET_DISPLAY_OFF); if (!r) r = taal_sleep_in(td); @@ -1529,9 +1500,9 @@ static int _taal_enable_te(struct omap_dss_device *dssdev, bool enable) int r; if (enable) - r = taal_dcs_write_1(td, DCS_TEAR_ON, 0); + r = taal_dcs_write_1(td, MIPI_DCS_SET_TEAR_ON, 0); else - r = taal_dcs_write_0(td, DCS_TEAR_OFF); + r = taal_dcs_write_0(td, MIPI_DCS_SET_TEAR_OFF); if (!panel_data->use_ext_te) omapdss_dsi_enable_te(dssdev, enable); @@ -1851,7 +1822,7 @@ static void taal_esd_work(struct work_struct *work) goto err; } - r = taal_dcs_read_1(td, DCS_RDDSDR, &state1); + r = taal_dcs_read_1(td, MIPI_DCS_GET_DIAGNOSTIC_RESULT, &state1); if (r) { dev_err(&dssdev->dev, "failed to read Taal status\n"); goto err; @@ -1864,7 +1835,7 @@ static void taal_esd_work(struct work_struct *work) goto err; } - r = taal_dcs_read_1(td, DCS_RDDSDR, &state2); + r = taal_dcs_read_1(td, MIPI_DCS_GET_DIAGNOSTIC_RESULT, &state2); if (r) { dev_err(&dssdev->dev, "failed to read Taal status\n"); goto err; @@ -1880,7 +1851,7 @@ static void taal_esd_work(struct work_struct *work) /* Self-diagnostics result is also shown on TE GPIO line. We need * to re-enable TE after self diagnostics */ if (td->te_enabled && panel_data->use_ext_te) { - r = taal_dcs_write_1(td, DCS_TEAR_ON, 0); + r = taal_dcs_write_1(td, MIPI_DCS_SET_TEAR_ON, 0); if (r) goto err; } |