OMAPDSS: Taal: remove rotate & mirror support
Taal panel driver has support to set rotation and mirroring. However, these features cannot be used without causing tearing, and are never used. The code is just extra bloat, so let's remove it. Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com> Reviewed-by: Archit Taneja <archit@ti.com>
This commit is contained in:
Tomi Valkeinen
Родитель
2c1a3ea0dc
Коммит
d9f4e46714
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@ -76,8 +76,6 @@ struct taal_data {
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/* runtime variables */
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bool enabled;
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u8 rotate;
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bool mirror;
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bool te_enabled;
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@ -202,49 +200,6 @@ static int taal_get_id(struct taal_data *td, u8 *id1, u8 *id2, u8 *id3)
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return 0;
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}
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static int taal_set_addr_mode(struct taal_data *td, u8 rotate, bool mirror)
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{
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int r;
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u8 mode;
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int b5, b6, b7;
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r = taal_dcs_read_1(td, MIPI_DCS_GET_ADDRESS_MODE, &mode);
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if (r)
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return r;
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switch (rotate) {
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default:
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case 0:
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b7 = 0;
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b6 = 0;
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b5 = 0;
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break;
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case 1:
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b7 = 0;
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b6 = 1;
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b5 = 1;
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break;
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case 2:
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b7 = 1;
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b6 = 1;
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b5 = 0;
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break;
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case 3:
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b7 = 1;
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b6 = 0;
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b5 = 1;
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break;
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}
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if (mirror)
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b6 = !b6;
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mode &= ~((1<<7) | (1<<6) | (1<<5));
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mode |= (b7 << 7) | (b6 << 6) | (b5 << 5);
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return taal_dcs_write_1(td, MIPI_DCS_SET_ADDRESS_MODE, mode);
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}
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static int taal_set_update_window(struct taal_data *td,
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u16 x, u16 y, u16 w, u16 h)
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{
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@ -455,15 +410,8 @@ static const struct backlight_ops taal_bl_ops = {
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static void taal_get_resolution(struct omap_dss_device *dssdev,
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u16 *xres, u16 *yres)
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{
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struct taal_data *td = dev_get_drvdata(&dssdev->dev);
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if (td->rotate == 0 || td->rotate == 2) {
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*xres = dssdev->panel.timings.x_res;
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*yres = dssdev->panel.timings.y_res;
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} else {
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*yres = dssdev->panel.timings.x_res;
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*xres = dssdev->panel.timings.y_res;
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}
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*xres = dssdev->panel.timings.x_res;
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*yres = dssdev->panel.timings.y_res;
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}
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static ssize_t taal_num_errors_show(struct device *dev,
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@ -1025,10 +973,6 @@ static int taal_power_on(struct omap_dss_device *dssdev)
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if (r)
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goto err;
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r = taal_set_addr_mode(td, td->rotate, td->mirror);
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if (r)
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goto err;
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if (!td->cabc_broken) {
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r = taal_dcs_write_1(td, DCS_WRITE_CABC, td->cabc_mode);
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if (r)
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@ -1340,112 +1284,6 @@ static int taal_get_te(struct omap_dss_device *dssdev)
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return r;
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}
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static int taal_rotate(struct omap_dss_device *dssdev, u8 rotate)
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{
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struct taal_data *td = dev_get_drvdata(&dssdev->dev);
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u16 dw, dh;
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int r;
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dev_dbg(&dssdev->dev, "rotate %d\n", rotate);
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mutex_lock(&td->lock);
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if (td->rotate == rotate)
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goto end;
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dsi_bus_lock(dssdev);
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if (td->enabled) {
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r = taal_wake_up(dssdev);
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if (r)
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goto err;
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r = taal_set_addr_mode(td, rotate, td->mirror);
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if (r)
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goto err;
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}
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if (rotate == 0 || rotate == 2) {
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dw = dssdev->panel.timings.x_res;
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dh = dssdev->panel.timings.y_res;
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} else {
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dw = dssdev->panel.timings.y_res;
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dh = dssdev->panel.timings.x_res;
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}
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omapdss_dsi_set_size(dssdev, dw, dh);
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td->rotate = rotate;
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dsi_bus_unlock(dssdev);
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end:
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mutex_unlock(&td->lock);
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return 0;
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err:
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dsi_bus_unlock(dssdev);
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mutex_unlock(&td->lock);
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return r;
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}
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static u8 taal_get_rotate(struct omap_dss_device *dssdev)
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{
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struct taal_data *td = dev_get_drvdata(&dssdev->dev);
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int r;
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mutex_lock(&td->lock);
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r = td->rotate;
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mutex_unlock(&td->lock);
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return r;
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}
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static int taal_mirror(struct omap_dss_device *dssdev, bool enable)
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{
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struct taal_data *td = dev_get_drvdata(&dssdev->dev);
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int r;
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dev_dbg(&dssdev->dev, "mirror %d\n", enable);
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mutex_lock(&td->lock);
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if (td->mirror == enable)
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goto end;
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dsi_bus_lock(dssdev);
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if (td->enabled) {
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r = taal_wake_up(dssdev);
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if (r)
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goto err;
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r = taal_set_addr_mode(td, td->rotate, enable);
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if (r)
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goto err;
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}
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td->mirror = enable;
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dsi_bus_unlock(dssdev);
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end:
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mutex_unlock(&td->lock);
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return 0;
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err:
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dsi_bus_unlock(dssdev);
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mutex_unlock(&td->lock);
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return r;
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}
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static bool taal_get_mirror(struct omap_dss_device *dssdev)
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{
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struct taal_data *td = dev_get_drvdata(&dssdev->dev);
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int r;
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mutex_lock(&td->lock);
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r = td->mirror;
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mutex_unlock(&td->lock);
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return r;
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}
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static int taal_run_test(struct omap_dss_device *dssdev, int test_num)
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{
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struct taal_data *td = dev_get_drvdata(&dssdev->dev);
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@ -1679,10 +1517,6 @@ static struct omap_dss_driver taal_driver = {
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.enable_te = taal_enable_te,
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.get_te = taal_get_te,
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.set_rotate = taal_rotate,
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.get_rotate = taal_get_rotate,
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.set_mirror = taal_mirror,
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.get_mirror = taal_get_mirror,
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.run_test = taal_run_test,
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.memory_read = taal_memory_read,
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