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Commit ee2e072e authored by Philipp Zabel's avatar Philipp Zabel Committed by Greg Kroah-Hartman
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staging: drm/imx: set second plane base address 



Even though we do not enable the hardware double buffering feature
right now, set the second base address pointer (EBA1) as well to
increase robustness.

Signed-off-by: default avatarPhilipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: default avatarLucas Stach <l.stach@pengutronix.de>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 69ba8358

drivers/staging/imx-drm/ipuv3-plane.c

+5 −2
Original line number Diff line number Diff line
@@ -64,6 +64,7 @@ int ipu_plane_set_base(struct ipu_plane *ipu_plane, struct drm_framebuffer *fb, 
{

	struct ipu_ch_param __iomem *cpmem;

	struct drm_gem_cma_object *cma_obj;

	unsigned long eba;



	cma_obj = drm_fb_cma_get_gem_obj(fb, 0);

	if (!cma_obj) {
@@ -76,8 +77,10 @@ int ipu_plane_set_base(struct ipu_plane *ipu_plane, struct drm_framebuffer *fb, 


	cpmem = ipu_get_cpmem(ipu_plane->ipu_ch);

	ipu_cpmem_set_stride(cpmem, fb->pitches[0]);

	ipu_cpmem_set_buffer(cpmem, 0, cma_obj->paddr + fb->offsets[0] +

			     fb->pitches[0] * y + x);



	eba = cma_obj->paddr + fb->offsets[0] + fb->pitches[0] * y + x;

	ipu_cpmem_set_buffer(cpmem, 0, eba);

	ipu_cpmem_set_buffer(cpmem, 1, eba);



	return 0;

}