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drm: expand gamma_set

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Expand the crtc_gamma_set function to accept a starting offset. The
reason for this is to eventually use this function for setcolreg from
drm_fb_helper.c. The fbdev colormap function can start at any offset in
the color map.

Signed-by: James Simmons <jsimmons@infradead.org>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
James Simmons
2010-08-03 01:33:19 +01:00
committed by Dave Airlie
parent 38fcbb674d
commit 7203425a94
7 changed files with 16 additions and 28 deletions
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2
drivers/gpu/drm/drm_crtc.c
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@@ -2541,7 +2541,7 @@ int drm_mode_gamma_set_ioctl(struct drm_device *dev,
goto out;
}
crtc->funcs->gamma_set(crtc, r_base, g_base, b_base, crtc->gamma_size);
crtc->funcs->gamma_set(crtc, r_base, g_base, b_base, 0, crtc->gamma_size);
out:
mutex_unlock(&dev->mode_config.mutex);