OMAP: DSS2: move memory_read()
Move memory_read() from omap_dss_device to omap_dss_driver.
This is part of a larger patch-set, which moves the control from omapdss
driver to the display driver.
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com>
diff --git a/drivers/video/omap2/displays/panel-taal.c b/drivers/video/omap2/displays/panel-taal.c
index e6d0954..5f78d38 100644
--- a/drivers/video/omap2/displays/panel-taal.c
+++ b/drivers/video/omap2/displays/panel-taal.c
@@ -847,6 +847,10 @@
int first = 1;
int plen;
unsigned buf_used = 0;
+ struct taal_data *td = dev_get_drvdata(&dssdev->dev);
+
+ if (!td->enabled)
+ return -ENODEV;
if (size < w * h * 3)
return -ENOMEM;
@@ -855,6 +859,8 @@
dssdev->panel.timings.x_res *
dssdev->panel.timings.y_res * 3);
+ dsi_bus_lock();
+
/* plen 1 or 2 goes into short packet. until checksum error is fixed,
* use short packets. plen 32 works, but bigger packets seem to cause
* an error. */
@@ -863,11 +869,11 @@
else
plen = 2;
- taal_setup_update(dssdev, x, y, w, h);
+ taal_set_update_window(x, y, w, h);
r = dsi_vc_set_max_rx_packet_size(TCH, plen);
if (r)
- return r;
+ goto err0;
while (buf_used < size) {
u8 dcs_cmd = first ? 0x2e : 0x3e;
@@ -900,7 +906,8 @@
err:
dsi_vc_set_max_rx_packet_size(TCH, 1);
-
+err0:
+ dsi_bus_unlock();
return r;
}