[PATCH v3 12/13] video: omap: fix pixel-per-line bitfield setting
Dario Binacchi
dariobin at libero.it
Sat Feb 22 14:05:48 CET 2020
Fix the macro to set the pplmsb field (bit 3) of the RASTER_TIMING_0
register. It is used in order to support up to 2048 pixels per line.
Signed-off-by: Dario Binacchi <dariobin at libero.it>
---
Changes in v3: None
Changes in v2: None
drivers/video/am335x-fb.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/video/am335x-fb.c b/drivers/video/am335x-fb.c
index 30543a945b..eb5add2a20 100644
--- a/drivers/video/am335x-fb.c
+++ b/drivers/video/am335x-fb.c
@@ -43,7 +43,7 @@
#define LCDC_DMA_CTRL_BURST_16 0x4
#define LCDC_DMA_CTRL_FIFO_TH(x) (((x) & GENMASK(2, 0)) << 8)
/* LCD Timing_0 Register */
-#define LCDC_RASTER_TIMING_0_HORMSB(x) (((((x) >> 4) - 1) & 0x40) >> 4)
+#define LCDC_RASTER_TIMING_0_HORMSB(x) ((((x) - 1) & BIT(10)) >> 7)
#define LCDC_RASTER_TIMING_0_HORLSB(x) (((((x) >> 4) - 1) & GENMASK(5, 0)) << 4)
#define LCDC_RASTER_TIMING_0_HSWLSB(x) ((((x) - 1) & GENMASK(5, 0)) << 10)
#define LCDC_RASTER_TIMING_0_HFPLSB(x) ((((x) - 1) & GENMASK(7, 0)) << 16)
--
2.17.1
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