Commit 00b1fe74 authored by Patrik Jakobsson's avatar Patrik Jakobsson
Browse files

drm/gma500/psb: Convert to gma_pipe_set_base() 



Signed-off-by: default avatarPatrik Jakobsson <patrik.r.jakobsson@gmail.com>
parent a1f4efe4

drivers/gpu/drm/gma500/psb_intel_display.c

+1 −72
Original line number Diff line number Diff line
@@ -82,77 +82,6 @@ static void psb_intel_clock(int refclk, struct gma_clock_t *clock) 
	clock->dot = clock->vco / clock->p;

}



static int psb_intel_pipe_set_base(struct drm_crtc *crtc,

			    int x, int y, struct drm_framebuffer *old_fb)

{

	struct drm_device *dev = crtc->dev;

	struct drm_psb_private *dev_priv = dev->dev_private;

	struct psb_intel_crtc *psb_intel_crtc = to_psb_intel_crtc(crtc);

	struct psb_framebuffer *psbfb = to_psb_fb(crtc->fb);

	int pipe = psb_intel_crtc->pipe;

	const struct psb_offset *map = &dev_priv->regmap[pipe];

	unsigned long start, offset;

	u32 dspcntr;

	int ret = 0;



	if (!gma_power_begin(dev, true))

		return 0;



	/* no fb bound */

	if (!crtc->fb) {

		dev_dbg(dev->dev, "No FB bound\n");

		goto psb_intel_pipe_cleaner;

	}



	/* We are displaying this buffer, make sure it is actually loaded

	   into the GTT */

	ret = psb_gtt_pin(psbfb->gtt);

	if (ret < 0)

		goto psb_intel_pipe_set_base_exit;

	start = psbfb->gtt->offset;



	offset = y * crtc->fb->pitches[0] + x * (crtc->fb->bits_per_pixel / 8);



	REG_WRITE(map->stride, crtc->fb->pitches[0]);



	dspcntr = REG_READ(map->cntr);

	dspcntr &= ~DISPPLANE_PIXFORMAT_MASK;



	switch (crtc->fb->bits_per_pixel) {

	case 8:

		dspcntr |= DISPPLANE_8BPP;

		break;

	case 16:

		if (crtc->fb->depth == 15)

			dspcntr |= DISPPLANE_15_16BPP;

		else

			dspcntr |= DISPPLANE_16BPP;

		break;

	case 24:

	case 32:

		dspcntr |= DISPPLANE_32BPP_NO_ALPHA;

		break;

	default:

		dev_err(dev->dev, "Unknown color depth\n");

		ret = -EINVAL;

		psb_gtt_unpin(psbfb->gtt);

		goto psb_intel_pipe_set_base_exit;

	}

	REG_WRITE(map->cntr, dspcntr);



	REG_WRITE(map->base, start + offset);

	REG_READ(map->base);



psb_intel_pipe_cleaner:

	/* If there was a previous display we can now unpin it */

	if (old_fb)

		psb_gtt_unpin(to_psb_fb(old_fb)->gtt);



psb_intel_pipe_set_base_exit:

	gma_power_end(dev);

	return ret;

}



/**

 * Sets the power management mode of the pipe and plane.

 *
@@ -990,7 +919,7 @@ const struct drm_crtc_helper_funcs psb_intel_helper_funcs = { 
	.dpms = psb_intel_crtc_dpms,

	.mode_fixup = gma_crtc_mode_fixup,

	.mode_set = psb_intel_crtc_mode_set,

	.mode_set_base = psb_intel_pipe_set_base,

	.mode_set_base = gma_pipe_set_base,

	.prepare = gma_crtc_prepare,

	.commit = gma_crtc_commit,

	.disable = gma_crtc_disable,