diff options
| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2013-08-14 21:43:28 +0200 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2013-08-19 09:10:13 +1000 |
| commit | 20c17675fea9ddf94b8249a67fb95fd26e732baf (patch) | |
| tree | cac7e2531eec6e18d55d3312887642010ebd1e38 /drivers/gpu/drm/i2c | |
| parent | bcb2481df01a9aee7a09b20d43194011edd35754 (diff) | |
drm/i2c: tda998x: fix npix/nline programming
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+kernel@arm.linux.org.uk>
Tested-by: Darren Etheridge <detheridge@ti.com>
Tested-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Tested-by: Russell King <rmk_kernel@arm.linux.org.uk>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/i2c')
| -rw-r--r-- | drivers/gpu/drm/i2c/tda998x_drv.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i2c/tda998x_drv.c b/drivers/gpu/drm/i2c/tda998x_drv.c index cb9b13ad1ae6..a701411fcc0d 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); |