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authorJong Kim <jongk@nvidia.com>2012-12-12 16:26:53 -0800
committerWinnie Hsu <whsu@nvidia.com>2012-12-20 11:09:03 -0800
commit83009bd159cfc34e30fdf0add82722d09ad92556 (patch)
tree2c9e763a4c65737b3e75d0e851087bbc88481b8a /drivers/video
parent59afb2be3f9ba5b4fc2d603365f5fe353b257dbc (diff)
arm: tegra: fb: Update line_length using display width
Unconditionally update line_length using disply width to avoid discrepancy between line_length and actual display width. bug 1186388 Change-Id: I8ef2f9cf76a61764c2121f3c2c013b72b830ce2e Signed-off-by: Jong Kim <jongk@nvidia.com> Reviewed-on: http://git-master/r/170664 Reviewed-by: Automatic_Commit_Validation_User GVS: Gerrit_Virtual_Submit Reviewed-by: Winnie Hsu <whsu@nvidia.com>
Diffstat (limited to 'drivers/video')
-rw-r--r--drivers/video/tegra/fb.c17
1 files changed, 5 insertions, 12 deletions
diff --git a/drivers/video/tegra/fb.c b/drivers/video/tegra/fb.c
index 59c162b..46cbabf 100644
--- a/drivers/video/tegra/fb.c
+++ b/drivers/video/tegra/fb.c
@@ -126,12 +126,9 @@ static int tegra_fb_set_par(struct fb_info *info)
return -EINVAL;
}
/* if line_length unset, then pad the stride */
- if (!info->fix.line_length) {
- info->fix.line_length = var->xres * var->bits_per_pixel
- / 8;
- info->fix.line_length = round_up(info->fix.line_length,
- TEGRA_LINEAR_PITCH_ALIGNMENT);
- }
+ info->fix.line_length = var->xres * var->bits_per_pixel / 8;
+ info->fix.line_length = round_up(info->fix.line_length,
+ TEGRA_LINEAR_PITCH_ALIGNMENT);
tegra_fb->win->stride = info->fix.line_length;
tegra_fb->win->stride_uv = 0;
tegra_fb->win->phys_addr_u = 0;
@@ -649,12 +646,8 @@ struct tegra_fb_info *tegra_fb_register(struct nvhost_device *ndev,
tegra_fb->valid = true;
}
- info->fix.line_length = fb_data->xres * fb_data->bits_per_pixel / 8;
-
- stride = tegra_dc_get_stride(dc, 0);
- if (!stride) /* default to pad the stride */
- stride = round_up(info->fix.line_length,
- TEGRA_LINEAR_PITCH_ALIGNMENT);
+ stride = fb_data->xres * fb_data->bits_per_pixel / 8;
+ stride = round_up(stride, TEGRA_LINEAR_PITCH_ALIGNMENT);
info->fbops = &tegra_fb_ops;
info->pseudo_palette = pseudo_palette;