#define NVKM_LTC_MAX_ZBC_CNT 16
struct nvkm_ltc {
- struct nvkm_subdev base;
+ struct nvkm_subdev subdev;
int (*tags_alloc)(struct nvkm_ltc *, u32 count,
struct nvkm_mm_node **);
#include "priv.h"
static int
-nvkm_ltc_tags_alloc(struct nvkm_ltc *ltc, u32 n, struct nvkm_mm_node **pnode)
+nvkm_ltc_tags_alloc(struct nvkm_ltc *obj, u32 n, struct nvkm_mm_node **pnode)
{
- struct nvkm_ltc_priv *priv = (void *)ltc;
+ struct nvkm_ltc_priv *ltc = container_of(obj, typeof(*ltc), base);
int ret;
- ret = nvkm_mm_head(&priv->tags, 0, 1, n, n, 1, pnode);
+ ret = nvkm_mm_head(<c->tags, 0, 1, n, n, 1, pnode);
if (ret)
*pnode = NULL;
}
static void
-nvkm_ltc_tags_free(struct nvkm_ltc *ltc, struct nvkm_mm_node **pnode)
+nvkm_ltc_tags_free(struct nvkm_ltc *obj, struct nvkm_mm_node **pnode)
{
- struct nvkm_ltc_priv *priv = (void *)ltc;
- nvkm_mm_free(&priv->tags, pnode);
+ struct nvkm_ltc_priv *ltc = container_of(obj, typeof(*ltc), base);
+ nvkm_mm_free(<c->tags, pnode);
}
static void
-nvkm_ltc_tags_clear(struct nvkm_ltc *ltc, u32 first, u32 count)
+nvkm_ltc_tags_clear(struct nvkm_ltc *obj, u32 first, u32 count)
{
+ struct nvkm_ltc_priv *ltc = container_of(obj, typeof(*ltc), base);
const struct nvkm_ltc_impl *impl = (void *)nv_oclass(ltc);
- struct nvkm_ltc_priv *priv = (void *)ltc;
const u32 limit = first + count - 1;
- BUG_ON((first > limit) || (limit >= priv->num_tags));
+ BUG_ON((first > limit) || (limit >= ltc->num_tags));
- impl->cbc_clear(priv, first, limit);
- impl->cbc_wait(priv);
+ impl->cbc_clear(ltc, first, limit);
+ impl->cbc_wait(ltc);
}
static int
-nvkm_ltc_zbc_color_get(struct nvkm_ltc *ltc, int index, const u32 color[4])
+nvkm_ltc_zbc_color_get(struct nvkm_ltc *obj, int index, const u32 color[4])
{
+ struct nvkm_ltc_priv *ltc = container_of(obj, typeof(*ltc), base);
const struct nvkm_ltc_impl *impl = (void *)nv_oclass(ltc);
- struct nvkm_ltc_priv *priv = (void *)ltc;
- memcpy(priv->zbc_color[index], color, sizeof(priv->zbc_color[index]));
- impl->zbc_clear_color(priv, index, color);
+ memcpy(ltc->zbc_color[index], color, sizeof(ltc->zbc_color[index]));
+ impl->zbc_clear_color(ltc, index, color);
return index;
}
static int
-nvkm_ltc_zbc_depth_get(struct nvkm_ltc *ltc, int index, const u32 depth)
+nvkm_ltc_zbc_depth_get(struct nvkm_ltc *obj, int index, const u32 depth)
{
+ struct nvkm_ltc_priv *ltc = container_of(obj, typeof(*ltc), base);
const struct nvkm_ltc_impl *impl = (void *)nv_oclass(ltc);
- struct nvkm_ltc_priv *priv = (void *)ltc;
- priv->zbc_depth[index] = depth;
- impl->zbc_clear_depth(priv, index, depth);
+ ltc->zbc_depth[index] = depth;
+ impl->zbc_clear_depth(ltc, index, depth);
return index;
}
int
_nvkm_ltc_init(struct nvkm_object *object)
{
+ struct nvkm_ltc_priv *ltc = (void *)object;
const struct nvkm_ltc_impl *impl = (void *)nv_oclass(object);
- struct nvkm_ltc_priv *priv = (void *)object;
int ret, i;
- ret = nvkm_subdev_init(&priv->base.base);
+ ret = nvkm_subdev_init(<c->base.subdev);
if (ret)
return ret;
- for (i = priv->base.zbc_min; i <= priv->base.zbc_max; i++) {
- impl->zbc_clear_color(priv, i, priv->zbc_color[i]);
- impl->zbc_clear_depth(priv, i, priv->zbc_depth[i]);
+ for (i = ltc->base.zbc_min; i <= ltc->base.zbc_max; i++) {
+ impl->zbc_clear_color(ltc, i, ltc->zbc_color[i]);
+ impl->zbc_clear_depth(ltc, i, ltc->zbc_depth[i]);
}
return 0;
struct nvkm_oclass *oclass, int length, void **pobject)
{
const struct nvkm_ltc_impl *impl = (void *)oclass;
- struct nvkm_ltc_priv *priv;
+ struct nvkm_ltc_priv *ltc;
int ret;
ret = nvkm_subdev_create_(parent, engine, oclass, 0, "PLTCG",
"l2c", length, pobject);
- priv = *pobject;
+ ltc = *pobject;
if (ret)
return ret;
- memset(priv->zbc_color, 0x00, sizeof(priv->zbc_color));
- memset(priv->zbc_depth, 0x00, sizeof(priv->zbc_depth));
-
- priv->base.base.intr = impl->intr;
- priv->base.tags_alloc = nvkm_ltc_tags_alloc;
- priv->base.tags_free = nvkm_ltc_tags_free;
- priv->base.tags_clear = nvkm_ltc_tags_clear;
- priv->base.zbc_min = 1; /* reserve 0 for disabled */
- priv->base.zbc_max = min(impl->zbc, NVKM_LTC_MAX_ZBC_CNT) - 1;
- priv->base.zbc_color_get = nvkm_ltc_zbc_color_get;
- priv->base.zbc_depth_get = nvkm_ltc_zbc_depth_get;
+ memset(ltc->zbc_color, 0x00, sizeof(ltc->zbc_color));
+ memset(ltc->zbc_depth, 0x00, sizeof(ltc->zbc_depth));
+
+ ltc->base.subdev.intr = impl->intr;
+ ltc->base.tags_alloc = nvkm_ltc_tags_alloc;
+ ltc->base.tags_free = nvkm_ltc_tags_free;
+ ltc->base.tags_clear = nvkm_ltc_tags_clear;
+ ltc->base.zbc_min = 1; /* reserve 0 for disabled */
+ ltc->base.zbc_max = min(impl->zbc, NVKM_LTC_MAX_ZBC_CNT) - 1;
+ ltc->base.zbc_color_get = nvkm_ltc_zbc_color_get;
+ ltc->base.zbc_depth_get = nvkm_ltc_zbc_depth_get;
return 0;
}
#include <subdev/timer.h>
void
-gf100_ltc_cbc_clear(struct nvkm_ltc_priv *priv, u32 start, u32 limit)
+gf100_ltc_cbc_clear(struct nvkm_ltc_priv *ltc, u32 start, u32 limit)
{
- nv_wr32(priv, 0x17e8cc, start);
- nv_wr32(priv, 0x17e8d0, limit);
- nv_wr32(priv, 0x17e8c8, 0x00000004);
+ nv_wr32(ltc, 0x17e8cc, start);
+ nv_wr32(ltc, 0x17e8d0, limit);
+ nv_wr32(ltc, 0x17e8c8, 0x00000004);
}
void
-gf100_ltc_cbc_wait(struct nvkm_ltc_priv *priv)
+gf100_ltc_cbc_wait(struct nvkm_ltc_priv *ltc)
{
int c, s;
- for (c = 0; c < priv->ltc_nr; c++) {
- for (s = 0; s < priv->lts_nr; s++)
- nv_wait(priv, 0x1410c8 + c * 0x2000 + s * 0x400, ~0, 0);
+ for (c = 0; c < ltc->ltc_nr; c++) {
+ for (s = 0; s < ltc->lts_nr; s++)
+ nv_wait(ltc, 0x1410c8 + c * 0x2000 + s * 0x400, ~0, 0);
}
}
void
-gf100_ltc_zbc_clear_color(struct nvkm_ltc_priv *priv, int i, const u32 color[4])
+gf100_ltc_zbc_clear_color(struct nvkm_ltc_priv *ltc, int i, const u32 color[4])
{
- nv_mask(priv, 0x17ea44, 0x0000000f, i);
- nv_wr32(priv, 0x17ea48, color[0]);
- nv_wr32(priv, 0x17ea4c, color[1]);
- nv_wr32(priv, 0x17ea50, color[2]);
- nv_wr32(priv, 0x17ea54, color[3]);
+ nv_mask(ltc, 0x17ea44, 0x0000000f, i);
+ nv_wr32(ltc, 0x17ea48, color[0]);
+ nv_wr32(ltc, 0x17ea4c, color[1]);
+ nv_wr32(ltc, 0x17ea50, color[2]);
+ nv_wr32(ltc, 0x17ea54, color[3]);
}
void
-gf100_ltc_zbc_clear_depth(struct nvkm_ltc_priv *priv, int i, const u32 depth)
+gf100_ltc_zbc_clear_depth(struct nvkm_ltc_priv *ltc, int i, const u32 depth)
{
- nv_mask(priv, 0x17ea44, 0x0000000f, i);
- nv_wr32(priv, 0x17ea58, depth);
+ nv_mask(ltc, 0x17ea44, 0x0000000f, i);
+ nv_wr32(ltc, 0x17ea58, depth);
}
static const struct nvkm_bitfield
};
static void
-gf100_ltc_lts_intr(struct nvkm_ltc_priv *priv, int ltc, int lts)
+gf100_ltc_lts_intr(struct nvkm_ltc_priv *ltc, int c, int s)
{
- u32 base = 0x141000 + (ltc * 0x2000) + (lts * 0x400);
- u32 intr = nv_rd32(priv, base + 0x020);
+ u32 base = 0x141000 + (c * 0x2000) + (s * 0x400);
+ u32 intr = nv_rd32(ltc, base + 0x020);
u32 stat = intr & 0x0000ffff;
if (stat) {
- nv_info(priv, "LTC%d_LTS%d:", ltc, lts);
+ nv_info(ltc, "LTC%d_LTS%d:", c, s);
nvkm_bitfield_print(gf100_ltc_lts_intr_name, stat);
pr_cont("\n");
}
- nv_wr32(priv, base + 0x020, intr);
+ nv_wr32(ltc, base + 0x020, intr);
}
void
gf100_ltc_intr(struct nvkm_subdev *subdev)
{
- struct nvkm_ltc_priv *priv = (void *)subdev;
+ struct nvkm_ltc_priv *ltc = (void *)subdev;
u32 mask;
- mask = nv_rd32(priv, 0x00017c);
+ mask = nv_rd32(ltc, 0x00017c);
while (mask) {
- u32 lts, ltc = __ffs(mask);
- for (lts = 0; lts < priv->lts_nr; lts++)
- gf100_ltc_lts_intr(priv, ltc, lts);
- mask &= ~(1 << ltc);
+ u32 s, c = __ffs(mask);
+ for (s = 0; s < ltc->lts_nr; s++)
+ gf100_ltc_lts_intr(ltc, c, s);
+ mask &= ~(1 << c);
}
}
static int
gf100_ltc_init(struct nvkm_object *object)
{
- struct nvkm_ltc_priv *priv = (void *)object;
- u32 lpg128 = !(nv_rd32(priv, 0x100c80) & 0x00000001);
+ struct nvkm_ltc_priv *ltc = (void *)object;
+ u32 lpg128 = !(nv_rd32(ltc, 0x100c80) & 0x00000001);
int ret;
- ret = nvkm_ltc_init(priv);
+ ret = nvkm_ltc_init(ltc);
if (ret)
return ret;
- nv_mask(priv, 0x17e820, 0x00100000, 0x00000000); /* INTR_EN &= ~0x10 */
- nv_wr32(priv, 0x17e8d8, priv->ltc_nr);
- nv_wr32(priv, 0x17e8d4, priv->tag_base);
- nv_mask(priv, 0x17e8c0, 0x00000002, lpg128 ? 0x00000002 : 0x00000000);
+ nv_mask(ltc, 0x17e820, 0x00100000, 0x00000000); /* INTR_EN &= ~0x10 */
+ nv_wr32(ltc, 0x17e8d8, ltc->ltc_nr);
+ nv_wr32(ltc, 0x17e8d4, ltc->tag_base);
+ nv_mask(ltc, 0x17e8c0, 0x00000002, lpg128 ? 0x00000002 : 0x00000000);
return 0;
}
gf100_ltc_dtor(struct nvkm_object *object)
{
struct nvkm_fb *fb = nvkm_fb(object);
- struct nvkm_ltc_priv *priv = (void *)object;
+ struct nvkm_ltc_priv *ltc = (void *)object;
- nvkm_mm_fini(&priv->tags);
+ nvkm_mm_fini(<c->tags);
if (fb->ram)
- nvkm_mm_free(&fb->vram, &priv->tag_ram);
+ nvkm_mm_free(&fb->vram, <c->tag_ram);
- nvkm_ltc_destroy(priv);
+ nvkm_ltc_destroy(ltc);
}
/* TODO: Figure out tag memory details and drop the over-cautious allocation.
*/
int
-gf100_ltc_init_tag_ram(struct nvkm_fb *fb, struct nvkm_ltc_priv *priv)
+gf100_ltc_init_tag_ram(struct nvkm_fb *fb, struct nvkm_ltc_priv *ltc)
{
u32 tag_size, tag_margin, tag_align;
int ret;
/* No VRAM, no tags for now. */
if (!fb->ram) {
- priv->num_tags = 0;
+ ltc->num_tags = 0;
goto mm_init;
}
/* tags for 1/4 of VRAM should be enough (8192/4 per GiB of VRAM) */
- priv->num_tags = (fb->ram->size >> 17) / 4;
- if (priv->num_tags > (1 << 17))
- priv->num_tags = 1 << 17; /* we have 17 bits in PTE */
- priv->num_tags = (priv->num_tags + 63) & ~63; /* round up to 64 */
+ ltc->num_tags = (fb->ram->size >> 17) / 4;
+ if (ltc->num_tags > (1 << 17))
+ ltc->num_tags = 1 << 17; /* we have 17 bits in PTE */
+ ltc->num_tags = (ltc->num_tags + 63) & ~63; /* round up to 64 */
- tag_align = priv->ltc_nr * 0x800;
+ tag_align = ltc->ltc_nr * 0x800;
tag_margin = (tag_align < 0x6000) ? 0x6000 : tag_align;
/* 4 part 4 sub: 0x2000 bytes for 56 tags */
*
* For 4 GiB of memory we'll have 8192 tags which makes 3 MiB, < 0.1 %.
*/
- tag_size = (priv->num_tags / 64) * 0x6000 + tag_margin;
+ 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(&fb->vram, 1, 1, tag_size, tag_size, 1,
- &priv->tag_ram);
+ <c->tag_ram);
if (ret) {
- priv->num_tags = 0;
+ ltc->num_tags = 0;
} else {
- u64 tag_base = ((u64)priv->tag_ram->offset << 12) + tag_margin;
+ u64 tag_base = ((u64)ltc->tag_ram->offset << 12) + tag_margin;
tag_base += tag_align - 1;
- ret = do_div(tag_base, tag_align);
+ do_div(tag_base, tag_align);
- priv->tag_base = tag_base;
+ ltc->tag_base = tag_base;
}
mm_init:
- ret = nvkm_mm_init(&priv->tags, 0, priv->num_tags, 1);
+ ret = nvkm_mm_init(<c->tags, 0, ltc->num_tags, 1);
return ret;
}
struct nvkm_object **pobject)
{
struct nvkm_fb *fb = nvkm_fb(parent);
- struct nvkm_ltc_priv *priv;
+ struct nvkm_ltc_priv *ltc;
u32 parts, mask;
int ret, i;
- ret = nvkm_ltc_create(parent, engine, oclass, &priv);
- *pobject = nv_object(priv);
+ ret = nvkm_ltc_create(parent, engine, oclass, <c);
+ *pobject = nv_object(ltc);
if (ret)
return ret;
- parts = nv_rd32(priv, 0x022438);
- mask = nv_rd32(priv, 0x022554);
+ parts = nv_rd32(ltc, 0x022438);
+ mask = nv_rd32(ltc, 0x022554);
for (i = 0; i < parts; i++) {
if (!(mask & (1 << i)))
- priv->ltc_nr++;
+ ltc->ltc_nr++;
}
- priv->lts_nr = nv_rd32(priv, 0x17e8dc) >> 28;
+ ltc->lts_nr = nv_rd32(ltc, 0x17e8dc) >> 28;
- ret = gf100_ltc_init_tag_ram(fb, priv);
+ ret = gf100_ltc_init_tag_ram(fb, ltc);
if (ret)
return ret;
- nv_subdev(priv)->intr = gf100_ltc_intr;
+ nv_subdev(ltc)->intr = gf100_ltc_intr;
return 0;
}
static int
gk104_ltc_init(struct nvkm_object *object)
{
- struct nvkm_ltc_priv *priv = (void *)object;
- u32 lpg128 = !(nv_rd32(priv, 0x100c80) & 0x00000001);
+ struct nvkm_ltc_priv *ltc = (void *)object;
+ u32 lpg128 = !(nv_rd32(ltc, 0x100c80) & 0x00000001);
int ret;
- ret = nvkm_ltc_init(priv);
+ ret = nvkm_ltc_init(ltc);
if (ret)
return ret;
- nv_wr32(priv, 0x17e8d8, priv->ltc_nr);
- nv_wr32(priv, 0x17e000, priv->ltc_nr);
- nv_wr32(priv, 0x17e8d4, priv->tag_base);
- nv_mask(priv, 0x17e8c0, 0x00000002, lpg128 ? 0x00000002 : 0x00000000);
+ nv_wr32(ltc, 0x17e8d8, ltc->ltc_nr);
+ nv_wr32(ltc, 0x17e000, ltc->ltc_nr);
+ nv_wr32(ltc, 0x17e8d4, ltc->tag_base);
+ nv_mask(ltc, 0x17e8c0, 0x00000002, lpg128 ? 0x00000002 : 0x00000000);
return 0;
}
#include <subdev/timer.h>
static void
-gm107_ltc_cbc_clear(struct nvkm_ltc_priv *priv, u32 start, u32 limit)
+gm107_ltc_cbc_clear(struct nvkm_ltc_priv *ltc, u32 start, u32 limit)
{
- nv_wr32(priv, 0x17e270, start);
- nv_wr32(priv, 0x17e274, limit);
- nv_wr32(priv, 0x17e26c, 0x00000004);
+ nv_wr32(ltc, 0x17e270, start);
+ nv_wr32(ltc, 0x17e274, limit);
+ nv_wr32(ltc, 0x17e26c, 0x00000004);
}
static void
-gm107_ltc_cbc_wait(struct nvkm_ltc_priv *priv)
+gm107_ltc_cbc_wait(struct nvkm_ltc_priv *ltc)
{
int c, s;
- for (c = 0; c < priv->ltc_nr; c++) {
- for (s = 0; s < priv->lts_nr; s++)
- nv_wait(priv, 0x14046c + c * 0x2000 + s * 0x200, ~0, 0);
+ for (c = 0; c < ltc->ltc_nr; c++) {
+ for (s = 0; s < ltc->lts_nr; s++)
+ nv_wait(ltc, 0x14046c + c * 0x2000 + s * 0x200, ~0, 0);
}
}
static void
-gm107_ltc_zbc_clear_color(struct nvkm_ltc_priv *priv, int i, const u32 color[4])
+gm107_ltc_zbc_clear_color(struct nvkm_ltc_priv *ltc, int i, const u32 color[4])
{
- nv_mask(priv, 0x17e338, 0x0000000f, i);
- nv_wr32(priv, 0x17e33c, color[0]);
- nv_wr32(priv, 0x17e340, color[1]);
- nv_wr32(priv, 0x17e344, color[2]);
- nv_wr32(priv, 0x17e348, color[3]);
+ nv_mask(ltc, 0x17e338, 0x0000000f, i);
+ nv_wr32(ltc, 0x17e33c, color[0]);
+ nv_wr32(ltc, 0x17e340, color[1]);
+ nv_wr32(ltc, 0x17e344, color[2]);
+ nv_wr32(ltc, 0x17e348, color[3]);
}
static void
-gm107_ltc_zbc_clear_depth(struct nvkm_ltc_priv *priv, int i, const u32 depth)
+gm107_ltc_zbc_clear_depth(struct nvkm_ltc_priv *ltc, int i, const u32 depth)
{
- nv_mask(priv, 0x17e338, 0x0000000f, i);
- nv_wr32(priv, 0x17e34c, depth);
+ nv_mask(ltc, 0x17e338, 0x0000000f, i);
+ nv_wr32(ltc, 0x17e34c, depth);
}
static void
-gm107_ltc_lts_isr(struct nvkm_ltc_priv *priv, int ltc, int lts)
+gm107_ltc_lts_isr(struct nvkm_ltc_priv *ltc, int c, int s)
{
- u32 base = 0x140000 + (ltc * 0x2000) + (lts * 0x400);
- u32 stat = nv_rd32(priv, base + 0x00c);
+ u32 base = 0x140000 + (c * 0x2000) + (s * 0x400);
+ u32 stat = nv_rd32(ltc, base + 0x00c);
if (stat) {
- nv_info(priv, "LTC%d_LTS%d: 0x%08x\n", ltc, lts, stat);
- nv_wr32(priv, base + 0x00c, stat);
+ nv_info(ltc, "LTC%d_LTS%d: 0x%08x\n", c, s, stat);
+ nv_wr32(ltc, base + 0x00c, stat);
}
}
static void
gm107_ltc_intr(struct nvkm_subdev *subdev)
{
- struct nvkm_ltc_priv *priv = (void *)subdev;
+ struct nvkm_ltc_priv *ltc = (void *)subdev;
u32 mask;
- mask = nv_rd32(priv, 0x00017c);
+ mask = nv_rd32(ltc, 0x00017c);
while (mask) {
- u32 lts, ltc = __ffs(mask);
- for (lts = 0; lts < priv->lts_nr; lts++)
- gm107_ltc_lts_isr(priv, ltc, lts);
- mask &= ~(1 << ltc);
+ u32 s, c = __ffs(mask);
+ for (s = 0; s < ltc->lts_nr; s++)
+ gm107_ltc_lts_isr(ltc, c, s);
+ mask &= ~(1 << c);
}
}
static int
gm107_ltc_init(struct nvkm_object *object)
{
- struct nvkm_ltc_priv *priv = (void *)object;
- u32 lpg128 = !(nv_rd32(priv, 0x100c80) & 0x00000001);
+ struct nvkm_ltc_priv *ltc = (void *)object;
+ u32 lpg128 = !(nv_rd32(ltc, 0x100c80) & 0x00000001);
int ret;
- ret = nvkm_ltc_init(priv);
+ ret = nvkm_ltc_init(ltc);
if (ret)
return ret;
- nv_wr32(priv, 0x17e27c, priv->ltc_nr);
- nv_wr32(priv, 0x17e278, priv->tag_base);
- nv_mask(priv, 0x17e264, 0x00000002, lpg128 ? 0x00000002 : 0x00000000);
+ nv_wr32(ltc, 0x17e27c, ltc->ltc_nr);
+ nv_wr32(ltc, 0x17e278, ltc->tag_base);
+ nv_mask(ltc, 0x17e264, 0x00000002, lpg128 ? 0x00000002 : 0x00000000);
return 0;
}
struct nvkm_object **pobject)
{
struct nvkm_fb *fb = nvkm_fb(parent);
- struct nvkm_ltc_priv *priv;
+ struct nvkm_ltc_priv *ltc;
u32 parts, mask;
int ret, i;
- ret = nvkm_ltc_create(parent, engine, oclass, &priv);
- *pobject = nv_object(priv);
+ ret = nvkm_ltc_create(parent, engine, oclass, <c);
+ *pobject = nv_object(ltc);
if (ret)
return ret;
- parts = nv_rd32(priv, 0x022438);
- mask = nv_rd32(priv, 0x021c14);
+ parts = nv_rd32(ltc, 0x022438);
+ mask = nv_rd32(ltc, 0x021c14);
for (i = 0; i < parts; i++) {
if (!(mask & (1 << i)))
- priv->ltc_nr++;
+ ltc->ltc_nr++;
}
- priv->lts_nr = nv_rd32(priv, 0x17e280) >> 28;
+ ltc->lts_nr = nv_rd32(ltc, 0x17e280) >> 28;
- ret = gf100_ltc_init_tag_ram(fb, priv);
+ ret = gf100_ltc_init_tag_ram(fb, ltc);
if (ret)
return ret;