From: Russell King <rmk+ker...@arm.linux.org.uk>
The npix/nline registers are supposed to be programmed with the total
number of pixels/lines, not the displayed pixels/lines, and not minus
one either.
Signed-off-by: Russell King <rmk+ker...@arm.linux.org.uk>
Tested-by: Darren Etheridge <detheri...@ti.com>
Tested-by: Sebastian Hesselbarth <sebastian.hesselba...@gmail.com>
---
Cc: David Airlie <airl...@linux.ie>
Cc: Darren Etheridge <detheri...@ti.com>
Cc: Rob Clark <robdcl...@gmail.com>
Cc: Russell King <rmk+ker...@arm.linux.org.uk>
Cc: Daniel Vetter <daniel.vet...@ffwll.ch>
Cc: dri-de...@lists.freedesktop.org
Cc: linux-kernel@vger.kernel.org
---
drivers/gpu/drm/i2c/tda998x_drv.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i2c/tda998x_drv.c
b/drivers/gpu/drm/i2c/tda998x_drv.c
index cb9b13a..a701411 100644
--- a/drivers/gpu/drm/i2c/tda998x_drv.c
+++ b/drivers/gpu/drm/i2c/tda998x_drv.c
@@ -587,8 +587,8 @@ tda998x_encoder_mode_set(struct drm_encoder *encoder,
reg_set(encoder, REG_VIP_CNTRL_3, VIP_CNTRL_3_H_TGL);
reg_write(encoder, REG_VIDFORMAT, 0x00);
- reg_write16(encoder, REG_NPIX_MSB, mode->hdisplay - 1);
- reg_write16(encoder, REG_NLINE_MSB, mode->vdisplay - 1);
+ reg_write16(encoder, REG_NPIX_MSB, mode->htotal);
+ reg_write16(encoder, REG_NLINE_MSB, mode->vtotal);
reg_write16(encoder, REG_VS_LINE_STRT_1_MSB, line_start);
reg_write16(encoder, REG_VS_LINE_END_1_MSB, line_end);
reg_write16(encoder, REG_VS_PIX_STRT_1_MSB, hs_start);
--
1.7.10.4
--
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