OMAPDSS: RFBI: Maintain copy of number of data lines in driver data
The RFBI driver currently relies on the omap_dss_device struct to configure the
number of data lines as specified by the panel. This makes the RFBI interface
driver dependent on the omap_dss_device struct.
Make the RFBI driver data maintain it's own data lines field. A panel driver
is expected to call omapdss_rfbi_set_data_lines() to configure the pixel format
before enabling the interface or calling omap_rfbi_configure().
Signed-off-by: Archit Taneja <archit@ti.com>
diff --git a/drivers/video/omap2/dss/rfbi.c b/drivers/video/omap2/dss/rfbi.c
index 98c6522..698d5b9 100644
--- a/drivers/video/omap2/dss/rfbi.c
+++ b/drivers/video/omap2/dss/rfbi.c
@@ -114,6 +114,7 @@
struct omap_video_timings timings;
int pixel_size;
+ int data_lines;
} rfbi;
static inline void rfbi_write_reg(const struct rfbi_reg idx, u32 val)
@@ -765,10 +766,10 @@
return 0;
}
-int omap_rfbi_configure(struct omap_dss_device *dssdev, int data_lines)
+int omap_rfbi_configure(struct omap_dss_device *dssdev)
{
return rfbi_configure(dssdev->phy.rfbi.channel, rfbi.pixel_size,
- data_lines);
+ rfbi.data_lines);
}
EXPORT_SYMBOL(omap_rfbi_configure);
@@ -792,6 +793,12 @@
}
EXPORT_SYMBOL(omapdss_rfbi_set_pixel_size);
+void omapdss_rfbi_set_data_lines(struct omap_dss_device *dssdev, int data_lines)
+{
+ rfbi.data_lines = data_lines;
+}
+EXPORT_SYMBOL(omapdss_rfbi_set_data_lines);
+
static void rfbi_dump_regs(struct seq_file *s)
{
#define DUMPREG(r) seq_printf(s, "%-35s %08x\n", #r, rfbi_read_reg(r))
@@ -898,7 +905,7 @@
rfbi_config_lcd_manager(dssdev);
rfbi_configure(dssdev->phy.rfbi.channel, rfbi.pixel_size,
- dssdev->phy.rfbi.data_lines);
+ rfbi.data_lines);
rfbi_set_timings(dssdev->phy.rfbi.channel,
&dssdev->ctrl.rfbi_timings);