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Commit ab0af559 authored by Ben Skeggs's avatar Ben Skeggs
Browse files

drm/nv50/kms: move framebuffer wrangling out of common code 



Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
parent 7820e5ee

drivers/gpu/drm/nouveau/nouveau_display.c

+12 −47
Original line number Diff line number Diff line
@@ -200,6 +200,10 @@ static void 
nouveau_user_framebuffer_destroy(struct drm_framebuffer *drm_fb)

{

	struct nouveau_framebuffer *fb = nouveau_framebuffer(drm_fb);

	struct nouveau_display *disp = nouveau_display(drm_fb->dev);



	if (disp->fb_dtor)

		disp->fb_dtor(drm_fb);



	if (fb->nvbo)

		drm_gem_object_unreference_unlocked(&fb->nvbo->gem);
@@ -229,63 +233,24 @@ nouveau_framebuffer_init(struct drm_device *dev, 
			 struct drm_mode_fb_cmd2 *mode_cmd,

			 struct nouveau_bo *nvbo)

{

	struct nouveau_drm *drm = nouveau_drm(dev);

	struct nouveau_display *disp = nouveau_display(dev);

	struct drm_framebuffer *fb = &nv_fb->base;

	int ret;



	drm_helper_mode_fill_fb_struct(fb, mode_cmd);

	nv_fb->nvbo = nvbo;



	if (nv_device(drm->device)->card_type >= NV_50) {

		u32 tile_flags = nouveau_bo_tile_layout(nvbo);

		if (tile_flags == 0x7a00 ||

		    tile_flags == 0xfe00)

			nv_fb->r_dma = NvEvoFB32;

		else

		if (tile_flags == 0x7000)

			nv_fb->r_dma = NvEvoFB16;

		else

			nv_fb->r_dma = NvEvoVRAM_LP;



		switch (fb->depth) {

		case  8: nv_fb->r_format = 0x1e00; break;

		case 15: nv_fb->r_format = 0xe900; break;

		case 16: nv_fb->r_format = 0xe800; break;

		case 24:

		case 32: nv_fb->r_format = 0xcf00; break;

		case 30: nv_fb->r_format = 0xd100; break;

		default:

			 NV_ERROR(drm, "unknown depth %d\n", fb->depth);

			 return -EINVAL;

		}



		if (nvbo->tile_flags & NOUVEAU_GEM_TILE_NONCONTIG) {

			NV_ERROR(drm, "framebuffer requires contiguous bo\n");

			return -EINVAL;

		}



		if (nv_device(drm->device)->chipset == 0x50)

			nv_fb->r_format |= (tile_flags << 8);



		if (!tile_flags) {

			if (nv_device(drm->device)->card_type < NV_D0)

				nv_fb->r_pitch = 0x00100000 | fb->pitches[0];

			else

				nv_fb->r_pitch = 0x01000000 | fb->pitches[0];

		} else {

			u32 mode = nvbo->tile_mode;

			if (nv_device(drm->device)->card_type >= NV_C0)

				mode >>= 4;

			nv_fb->r_pitch = ((fb->pitches[0] / 4) << 4) | mode;

		}

	}



	ret = drm_framebuffer_init(dev, fb, &nouveau_framebuffer_funcs);

	if (ret) {

	if (ret)

		return ret;



	if (disp->fb_ctor) {

		ret = disp->fb_ctor(fb);

		if (ret)

			disp->fb_dtor(fb);

	}



	return 0;

	return ret;

}



static struct drm_framebuffer *

drivers/gpu/drm/nouveau/nouveau_display.h

+4 −0
Original line number Diff line number Diff line
@@ -36,9 +36,13 @@ struct nouveau_display { 
	int  (*init)(struct drm_device *);

	void (*fini)(struct drm_device *);



	int  (*fb_ctor)(struct drm_framebuffer *);

	void (*fb_dtor)(struct drm_framebuffer *);



	struct nouveau_object *core;

	struct nouveau_eventh **vblank;





	struct drm_property *dithering_mode;

	struct drm_property *dithering_depth;

	struct drm_property *underscan_property;

drivers/gpu/drm/nouveau/nv50_display.c

+65 −0
Original line number Diff line number Diff line
@@ -2168,9 +2168,72 @@ nv50_pior_create(struct drm_connector *connector, struct dcb_output *dcbe) 
	return 0;

}



/******************************************************************************

 * Framebuffer

 *****************************************************************************/



static void

nv50_fb_dtor(struct drm_framebuffer *fb)

{

}



static int

nv50_fb_ctor(struct drm_framebuffer *fb)

{

	struct nouveau_framebuffer *nv_fb = nouveau_framebuffer(fb);

	struct nouveau_drm *drm = nouveau_drm(fb->dev);

	struct nouveau_bo *nvbo = nv_fb->nvbo;

	u32 tile_flags;



	tile_flags = nouveau_bo_tile_layout(nvbo);

	if (tile_flags == 0x7a00 ||

	    tile_flags == 0xfe00)

		nv_fb->r_dma = NvEvoFB32;

	else

	if (tile_flags == 0x7000)

		nv_fb->r_dma = NvEvoFB16;

	else

		nv_fb->r_dma = NvEvoVRAM_LP;



	if (nvbo->tile_flags & NOUVEAU_GEM_TILE_NONCONTIG) {

		NV_ERROR(drm, "framebuffer requires contiguous bo\n");

		return -EINVAL;

	}



	switch (fb->depth) {

	case  8: nv_fb->r_format = 0x1e00; break;

	case 15: nv_fb->r_format = 0xe900; break;

	case 16: nv_fb->r_format = 0xe800; break;

	case 24:

	case 32: nv_fb->r_format = 0xcf00; break;

	case 30: nv_fb->r_format = 0xd100; break;

	default:

		 NV_ERROR(drm, "unknown depth %d\n", fb->depth);

		 return -EINVAL;

	}



	if (nv_device(drm->device)->chipset == 0x50)

		nv_fb->r_format |= (tile_flags << 8);



	if (!tile_flags) {

		if (nv_device(drm->device)->card_type < NV_D0)

			nv_fb->r_pitch = 0x00100000 | fb->pitches[0];

		else

			nv_fb->r_pitch = 0x01000000 | fb->pitches[0];

	} else {

		u32 mode = nvbo->tile_mode;

		if (nv_device(drm->device)->card_type >= NV_C0)

			mode >>= 4;

		nv_fb->r_pitch = ((fb->pitches[0] / 4) << 4) | mode;

	}



	return 0;

}



/******************************************************************************

 * Init

 *****************************************************************************/



void

nv50_display_fini(struct drm_device *dev)

{
@@ -2233,6 +2296,8 @@ nv50_display_create(struct drm_device *dev) 
	nouveau_display(dev)->dtor = nv50_display_destroy;

	nouveau_display(dev)->init = nv50_display_init;

	nouveau_display(dev)->fini = nv50_display_fini;

	nouveau_display(dev)->fb_ctor = nv50_fb_ctor;

	nouveau_display(dev)->fb_dtor = nv50_fb_dtor;

	disp->core = nouveau_display(dev)->core;



	/* small shared memory area we use for notifiers and semaphores */