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Commit bd447053 authored by Ben Skeggs's avatar Ben Skeggs
Browse files

drm/nouveau/ltc/gf100-: allocate tagram with nvkm_ram_get() 



Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
parent 7f4f82af

drivers/gpu/drm/nouveau/include/nvkm/subdev/ltc.h

+1 −1
Original line number Diff line number Diff line
@@ -14,7 +14,7 @@ struct nvkm_ltc { 


	u32 num_tags;

	u32 tag_base;

	struct nvkm_mm_node *tag_ram;

	struct nvkm_memory *tag_ram;



	int zbc_min;

	int zbc_max;

drivers/gpu/drm/nouveau/nvkm/subdev/ltc/base.c

+2 −3
Original line number Diff line number Diff line
@@ -23,6 +23,7 @@ 
 */

#include "priv.h"



#include <core/memory.h>

#include <subdev/fb.h>



int
@@ -119,9 +120,7 @@ static void * 
nvkm_ltc_dtor(struct nvkm_subdev *subdev)

{

	struct nvkm_ltc *ltc = nvkm_ltc(subdev);

	struct nvkm_ram *ram = ltc->subdev.device->fb->ram;

	if (ram)

		nvkm_mm_free(&ram->vram, &ltc->tag_ram);

	nvkm_memory_unref(&ltc->tag_ram);

	return ltc;

}

drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gf100.c

+6 −5
Original line number Diff line number Diff line
@@ -23,6 +23,7 @@ 
 */

#include "priv.h"



#include <core/memory.h>

#include <subdev/fb.h>

#include <subdev/timer.h>
@@ -152,7 +153,8 @@ gf100_ltc_flush(struct nvkm_ltc *ltc) 
int

gf100_ltc_oneinit_tag_ram(struct nvkm_ltc *ltc)

{

	struct nvkm_fb *fb = ltc->subdev.device->fb;

	struct nvkm_device *device = ltc->subdev.device;

	struct nvkm_fb *fb = device->fb;

	struct nvkm_ram *ram = fb->ram;

	u32 tag_size, tag_margin, tag_align;

	int ret;
@@ -182,14 +184,13 @@ gf100_ltc_oneinit_tag_ram(struct nvkm_ltc *ltc) 
	 */

	tag_size  = (ltc->num_tags / 64) * 0x6000 + tag_margin;

	tag_size += tag_align;

	tag_size  = (tag_size + 0xfff) >> 12; /* round up */



	ret = nvkm_mm_tail(&ram->vram, NVKM_RAM_MM_NORMAL, 1, tag_size,

			   tag_size, 1, &ltc->tag_ram);

	ret = nvkm_ram_get(device, NVKM_RAM_MM_NORMAL, 0x01, 12, tag_size,

			   true, true, &ltc->tag_ram);

	if (ret) {

		ltc->num_tags = 0;

	} else {

		u64 tag_base = ((u64)ltc->tag_ram->offset << 12) + tag_margin;

		u64 tag_base = nvkm_memory_addr(ltc->tag_ram) + tag_margin;



		tag_base += tag_align - 1;

		do_div(tag_base, tag_align);