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path: root/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv50.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv50.c')
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv50.c507
1 files changed, 340 insertions, 167 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv50.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv50.c
index d2c81dd635dc..9197e0ef5cdb 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv50.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv50.c
@@ -21,14 +21,16 @@
*
* Authors: Ben Skeggs
*/
-#include "nv50.h"
+#define nv50_ram(p) container_of((p), struct nv50_ram, base)
+#include "ram.h"
#include "ramseq.h"
+#include "nv50.h"
-#include <core/device.h>
#include <core/option.h>
#include <subdev/bios.h>
#include <subdev/bios/perf.h>
#include <subdev/bios/pll.h>
+#include <subdev/bios/rammap.h>
#include <subdev/bios/timing.h>
#include <subdev/clk/pll.h>
@@ -38,11 +40,20 @@ struct nv50_ramseq {
struct hwsq_reg r_0x004008;
struct hwsq_reg r_0x00400c;
struct hwsq_reg r_0x00c040;
+ struct hwsq_reg r_0x100200;
struct hwsq_reg r_0x100210;
+ struct hwsq_reg r_0x10021c;
struct hwsq_reg r_0x1002d0;
struct hwsq_reg r_0x1002d4;
struct hwsq_reg r_0x1002dc;
- struct hwsq_reg r_0x100da0[8];
+ struct hwsq_reg r_0x10053c;
+ struct hwsq_reg r_0x1005a0;
+ struct hwsq_reg r_0x1005a4;
+ struct hwsq_reg r_0x100710;
+ struct hwsq_reg r_0x100714;
+ struct hwsq_reg r_0x100718;
+ struct hwsq_reg r_0x10071c;
+ struct hwsq_reg r_0x100da0;
struct hwsq_reg r_0x100e20;
struct hwsq_reg r_0x100e24;
struct hwsq_reg r_0x611200;
@@ -55,64 +66,181 @@ struct nv50_ram {
struct nv50_ramseq hwsq;
};
-#define QFX5800NVA0 1
+#define T(t) cfg->timing_10_##t
+static int
+nv50_ram_timing_calc(struct nv50_ram *ram, u32 *timing)
+{
+ struct nvbios_ramcfg *cfg = &ram->base.target.bios;
+ struct nvkm_subdev *subdev = &ram->base.fb->subdev;
+ struct nvkm_device *device = subdev->device;
+ u32 cur2, cur4, cur7, cur8;
+ u8 unkt3b;
+
+ cur2 = nvkm_rd32(device, 0x100228);
+ cur4 = nvkm_rd32(device, 0x100230);
+ cur7 = nvkm_rd32(device, 0x10023c);
+ cur8 = nvkm_rd32(device, 0x100240);
+
+ switch ((!T(CWL)) * ram->base.type) {
+ case NVKM_RAM_TYPE_DDR2:
+ T(CWL) = T(CL) - 1;
+ break;
+ case NVKM_RAM_TYPE_GDDR3:
+ T(CWL) = ((cur2 & 0xff000000) >> 24) + 1;
+ break;
+ }
+
+ /* XXX: N=1 is not proper statistics */
+ if (device->chipset == 0xa0) {
+ unkt3b = 0x19 + ram->base.next->bios.rammap_00_16_40;
+ timing[6] = (0x2d + T(CL) - T(CWL) +
+ ram->base.next->bios.rammap_00_16_40) << 16 |
+ T(CWL) << 8 |
+ (0x2f + T(CL) - T(CWL));
+ } else {
+ unkt3b = 0x16;
+ timing[6] = (0x2b + T(CL) - T(CWL)) << 16 |
+ max_t(s8, T(CWL) - 2, 1) << 8 |
+ (0x2e + T(CL) - T(CWL));
+ }
+
+ timing[0] = (T(RP) << 24 | T(RAS) << 16 | T(RFC) << 8 | T(RC));
+ timing[1] = (T(WR) + 1 + T(CWL)) << 24 |
+ max_t(u8, T(18), 1) << 16 |
+ (T(WTR) + 1 + T(CWL)) << 8 |
+ (3 + T(CL) - T(CWL));
+ timing[2] = (T(CWL) - 1) << 24 |
+ (T(RRD) << 16) |
+ (T(RCDWR) << 8) |
+ T(RCDRD);
+ timing[3] = (unkt3b - 2 + T(CL)) << 24 |
+ unkt3b << 16 |
+ (T(CL) - 1) << 8 |
+ (T(CL) - 1);
+ timing[4] = (cur4 & 0xffff0000) |
+ T(13) << 8 |
+ T(13);
+ timing[5] = T(RFC) << 24 |
+ max_t(u8, T(RCDRD), T(RCDWR)) << 16 |
+ T(RP);
+ /* Timing 6 is already done above */
+ timing[7] = (cur7 & 0xff00ffff) | (T(CL) - 1) << 16;
+ timing[8] = (cur8 & 0xffffff00);
+
+ /* XXX: P.version == 1 only has DDR2 and GDDR3? */
+ if (ram->base.type == NVKM_RAM_TYPE_DDR2) {
+ timing[5] |= (T(CL) + 3) << 8;
+ timing[8] |= (T(CL) - 4);
+ } else
+ if (ram->base.type == NVKM_RAM_TYPE_GDDR3) {
+ timing[5] |= (T(CL) + 2) << 8;
+ timing[8] |= (T(CL) - 2);
+ }
+
+ nvkm_debug(subdev, " 220: %08x %08x %08x %08x\n",
+ timing[0], timing[1], timing[2], timing[3]);
+ nvkm_debug(subdev, " 230: %08x %08x %08x %08x\n",
+ timing[4], timing[5], timing[6], timing[7]);
+ nvkm_debug(subdev, " 240: %08x\n", timing[8]);
+ return 0;
+}
+#undef T
+
+static void
+nvkm_sddr2_dll_reset(struct nv50_ramseq *hwsq)
+{
+ ram_mask(hwsq, mr[0], 0x100, 0x100);
+ ram_mask(hwsq, mr[0], 0x100, 0x000);
+ ram_nsec(hwsq, 24000);
+}
static int
-nv50_ram_calc(struct nvkm_fb *pfb, u32 freq)
+nv50_ram_calc(struct nvkm_ram *base, u32 freq)
{
- struct nvkm_bios *bios = nvkm_bios(pfb);
- struct nv50_ram *ram = (void *)pfb->ram;
+ struct nv50_ram *ram = nv50_ram(base);
struct nv50_ramseq *hwsq = &ram->hwsq;
+ struct nvkm_subdev *subdev = &ram->base.fb->subdev;
+ struct nvkm_bios *bios = subdev->device->bios;
struct nvbios_perfE perfE;
struct nvbios_pll mpll;
- struct {
- u32 data;
- u8 size;
- } ramcfg, timing;
- u8 ver, hdr, cnt, len, strap;
+ struct nvkm_ram_data *next;
+ u8 ver, hdr, cnt, len, strap, size;
+ u32 data;
+ u32 r100da0, r004008, unk710, unk714, unk718, unk71c;
int N1, M1, N2, M2, P;
int ret, i;
+ u32 timing[9];
+
+ next = &ram->base.target;
+ next->freq = freq;
+ ram->base.next = next;
/* lookup closest matching performance table entry for frequency */
i = 0;
do {
- ramcfg.data = nvbios_perfEp(bios, i++, &ver, &hdr, &cnt,
- &ramcfg.size, &perfE);
- if (!ramcfg.data || (ver < 0x25 || ver >= 0x40) ||
- (ramcfg.size < 2)) {
- nv_error(pfb, "invalid/missing perftab entry\n");
+ data = nvbios_perfEp(bios, i++, &ver, &hdr, &cnt,
+ &size, &perfE);
+ if (!data || (ver < 0x25 || ver >= 0x40) ||
+ (size < 2)) {
+ nvkm_error(subdev, "invalid/missing perftab entry\n");
return -EINVAL;
}
} while (perfE.memory < freq);
+ nvbios_rammapEp_from_perf(bios, data, hdr, &next->bios);
+
/* locate specific data set for the attached memory */
- strap = nvbios_ramcfg_index(nv_subdev(pfb));
+ strap = nvbios_ramcfg_index(subdev);
if (strap >= cnt) {
- nv_error(pfb, "invalid ramcfg strap\n");
+ nvkm_error(subdev, "invalid ramcfg strap\n");
return -EINVAL;
}
- ramcfg.data += hdr + (strap * ramcfg.size);
+ data = nvbios_rammapSp_from_perf(bios, data + hdr, size, strap,
+ &next->bios);
+ if (!data) {
+ nvkm_error(subdev, "invalid/missing rammap entry ");
+ return -EINVAL;
+ }
/* lookup memory timings, if bios says they're present */
- strap = nv_ro08(bios, ramcfg.data + 0x01);
- if (strap != 0xff) {
- timing.data = nvbios_timingEe(bios, strap, &ver, &hdr,
- &cnt, &len);
- if (!timing.data || ver != 0x10 || hdr < 0x12) {
- nv_error(pfb, "invalid/missing timing entry "
+ if (next->bios.ramcfg_timing != 0xff) {
+ data = nvbios_timingEp(bios, next->bios.ramcfg_timing,
+ &ver, &hdr, &cnt, &len, &next->bios);
+ if (!data || ver != 0x10 || hdr < 0x12) {
+ nvkm_error(subdev, "invalid/missing timing entry "
"%02x %04x %02x %02x\n",
- strap, timing.data, ver, hdr);
+ strap, data, ver, hdr);
return -EINVAL;
}
- } else {
- timing.data = 0;
}
- ret = ram_init(hwsq, nv_subdev(pfb));
+ nv50_ram_timing_calc(ram, timing);
+
+ ret = ram_init(hwsq, subdev);
if (ret)
return ret;
+ /* Determine ram-specific MR values */
+ ram->base.mr[0] = ram_rd32(hwsq, mr[0]);
+ ram->base.mr[1] = ram_rd32(hwsq, mr[1]);
+ ram->base.mr[2] = ram_rd32(hwsq, mr[2]);
+
+ switch (ram->base.type) {
+ case NVKM_RAM_TYPE_GDDR3:
+ ret = nvkm_gddr3_calc(&ram->base);
+ break;
+ default:
+ ret = -ENOSYS;
+ break;
+ }
+
+ if (ret)
+ return ret;
+
+ /* Always disable this bit during reclock */
+ ram_mask(hwsq, 0x100200, 0x00000800, 0x00000000);
+
ram_wait(hwsq, 0x01, 0x00); /* wait for !vblank */
ram_wait(hwsq, 0x01, 0x01); /* wait for vblank */
ram_wr32(hwsq, 0x611200, 0x00003300);
@@ -120,6 +248,7 @@ nv50_ram_calc(struct nvkm_fb *pfb, u32 freq)
ram_nsec(hwsq, 8000);
ram_setf(hwsq, 0x10, 0x00); /* disable fb */
ram_wait(hwsq, 0x00, 0x01); /* wait for fb disabled */
+ ram_nsec(hwsq, 2000);
ram_wr32(hwsq, 0x1002d4, 0x00000001); /* precharge */
ram_wr32(hwsq, 0x1002d0, 0x00000001); /* refresh */
@@ -129,97 +258,149 @@ nv50_ram_calc(struct nvkm_fb *pfb, u32 freq)
ret = nvbios_pll_parse(bios, 0x004008, &mpll);
mpll.vco2.max_freq = 0;
- if (ret == 0) {
- ret = nv04_pll_calc(nv_subdev(pfb), &mpll, freq,
+ if (ret >= 0) {
+ ret = nv04_pll_calc(subdev, &mpll, freq,
&N1, &M1, &N2, &M2, &P);
- if (ret == 0)
+ if (ret <= 0)
ret = -EINVAL;
}
if (ret < 0)
return ret;
+ /* XXX: 750MHz seems rather arbitrary */
+ if (freq <= 750000) {
+ r100da0 = 0x00000010;
+ r004008 = 0x90000000;
+ } else {
+ r100da0 = 0x00000000;
+ r004008 = 0x80000000;
+ }
+
+ r004008 |= (mpll.bias_p << 19) | (P << 22) | (P << 16);
+
ram_mask(hwsq, 0x00c040, 0xc000c000, 0x0000c000);
- ram_mask(hwsq, 0x004008, 0x00000200, 0x00000200);
+ /* XXX: Is rammap_00_16_40 the DLL bit we've seen in GT215? Why does
+ * it have a different rammap bit from DLLoff? */
+ ram_mask(hwsq, 0x004008, 0x00004200, 0x00000200 |
+ next->bios.rammap_00_16_40 << 14);
ram_mask(hwsq, 0x00400c, 0x0000ffff, (N1 << 8) | M1);
- ram_mask(hwsq, 0x004008, 0x81ff0000, 0x80000000 | (mpll.bias_p << 19) |
- (P << 22) | (P << 16));
-#if QFX5800NVA0
- for (i = 0; i < 8; i++)
- ram_mask(hwsq, 0x100da0[i], 0x00000000, 0x00000000); /*XXX*/
-#endif
- ram_nsec(hwsq, 96000); /*XXX*/
+ ram_mask(hwsq, 0x004008, 0x91ff0000, r004008);
+ if (subdev->device->chipset >= 0x96)
+ ram_wr32(hwsq, 0x100da0, r100da0);
+ ram_nsec(hwsq, 64000); /*XXX*/
+ ram_nsec(hwsq, 32000); /*XXX*/
+
ram_mask(hwsq, 0x004008, 0x00002200, 0x00002000);
ram_wr32(hwsq, 0x1002dc, 0x00000000); /* disable self-refresh */
+ ram_wr32(hwsq, 0x1002d4, 0x00000001); /* disable self-refresh */
ram_wr32(hwsq, 0x100210, 0x80000000); /* enable auto-refresh */
ram_nsec(hwsq, 12000);
switch (ram->base.type) {
- case NV_MEM_TYPE_DDR2:
+ case NVKM_RAM_TYPE_DDR2:
ram_nuke(hwsq, mr[0]); /* force update */
ram_mask(hwsq, mr[0], 0x000, 0x000);
break;
- case NV_MEM_TYPE_GDDR3:
- ram_mask(hwsq, mr[2], 0x000, 0x000);
+ case NVKM_RAM_TYPE_GDDR3:
+ ram_nuke(hwsq, mr[1]); /* force update */
+ ram_wr32(hwsq, mr[1], ram->base.mr[1]);
ram_nuke(hwsq, mr[0]); /* force update */
- ram_mask(hwsq, mr[0], 0x000, 0x000);
+ ram_wr32(hwsq, mr[0], ram->base.mr[0]);
break;
default:
break;
}
- ram_mask(hwsq, timing[3], 0x00000000, 0x00000000); /*XXX*/
- ram_mask(hwsq, timing[1], 0x00000000, 0x00000000); /*XXX*/
- ram_mask(hwsq, timing[6], 0x00000000, 0x00000000); /*XXX*/
- ram_mask(hwsq, timing[7], 0x00000000, 0x00000000); /*XXX*/
- ram_mask(hwsq, timing[8], 0x00000000, 0x00000000); /*XXX*/
- ram_mask(hwsq, timing[0], 0x00000000, 0x00000000); /*XXX*/
- ram_mask(hwsq, timing[2], 0x00000000, 0x00000000); /*XXX*/
- ram_mask(hwsq, timing[4], 0x00000000, 0x00000000); /*XXX*/
- ram_mask(hwsq, timing[5], 0x00000000, 0x00000000); /*XXX*/
-
- ram_mask(hwsq, timing[0], 0x00000000, 0x00000000); /*XXX*/
-
-#if QFX5800NVA0
- ram_nuke(hwsq, 0x100e24);
- ram_mask(hwsq, 0x100e24, 0x00000000, 0x00000000);
- ram_nuke(hwsq, 0x100e20);
- ram_mask(hwsq, 0x100e20, 0x00000000, 0x00000000);
-#endif
+ ram_mask(hwsq, timing[3], 0xffffffff, timing[3]);
+ ram_mask(hwsq, timing[1], 0xffffffff, timing[1]);
+ ram_mask(hwsq, timing[6], 0xffffffff, timing[6]);
+ ram_mask(hwsq, timing[7], 0xffffffff, timing[7]);
+ ram_mask(hwsq, timing[8], 0xffffffff, timing[8]);
+ ram_mask(hwsq, timing[0], 0xffffffff, timing[0]);
+ ram_mask(hwsq, timing[2], 0xffffffff, timing[2]);
+ ram_mask(hwsq, timing[4], 0xffffffff, timing[4]);
+ ram_mask(hwsq, timing[5], 0xffffffff, timing[5]);
+
+ if (!next->bios.ramcfg_00_03_02)
+ ram_mask(hwsq, 0x10021c, 0x00010000, 0x00000000);
+ ram_mask(hwsq, 0x100200, 0x00001000, !next->bios.ramcfg_00_04_02 << 12);
+
+ /* XXX: A lot of this could be "chipset"/"ram type" specific stuff */
+ unk710 = ram_rd32(hwsq, 0x100710) & ~0x00000101;
+ unk714 = ram_rd32(hwsq, 0x100714) & ~0xf0000020;
+ unk718 = ram_rd32(hwsq, 0x100718) & ~0x00000100;
+ unk71c = ram_rd32(hwsq, 0x10071c) & ~0x00000100;
+
+ if ( next->bios.ramcfg_00_03_01)
+ unk71c |= 0x00000100;
+ if ( next->bios.ramcfg_00_03_02)
+ unk710 |= 0x00000100;
+ if (!next->bios.ramcfg_00_03_08) {
+ unk710 |= 0x1;
+ unk714 |= 0x20;
+ }
+ if ( next->bios.ramcfg_00_04_04)
+ unk714 |= 0x70000000;
+ if ( next->bios.ramcfg_00_04_20)
+ unk718 |= 0x00000100;
+
+ ram_mask(hwsq, 0x100714, 0xffffffff, unk714);
+ ram_mask(hwsq, 0x10071c, 0xffffffff, unk71c);
+ ram_mask(hwsq, 0x100718, 0xffffffff, unk718);
+ ram_mask(hwsq, 0x100710, 0xffffffff, unk710);
+
+ if (next->bios.rammap_00_16_20) {
+ ram_wr32(hwsq, 0x1005a0, next->bios.ramcfg_00_07 << 16 |
+ next->bios.ramcfg_00_06 << 8 |
+ next->bios.ramcfg_00_05);
+ ram_wr32(hwsq, 0x1005a4, next->bios.ramcfg_00_09 << 8 |
+ next->bios.ramcfg_00_08);
+ ram_mask(hwsq, 0x10053c, 0x00001000, 0x00000000);
+ } else {
+ ram_mask(hwsq, 0x10053c, 0x00001000, 0x00001000);
+ }
+ ram_mask(hwsq, mr[1], 0xffffffff, ram->base.mr[1]);
- ram_mask(hwsq, mr[0], 0x100, 0x100);
- ram_mask(hwsq, mr[0], 0x100, 0x000);
+ /* Reset DLL */
+ if (!next->bios.ramcfg_DLLoff)
+ nvkm_sddr2_dll_reset(hwsq);
ram_setf(hwsq, 0x10, 0x01); /* enable fb */
ram_wait(hwsq, 0x00, 0x00); /* wait for fb enabled */
ram_wr32(hwsq, 0x611200, 0x00003330);
ram_wr32(hwsq, 0x002504, 0x00000000); /* un-block fifo */
+
+ if (next->bios.rammap_00_17_02)
+ ram_mask(hwsq, 0x100200, 0x00000800, 0x00000800);
+ if (!next->bios.rammap_00_16_40)
+ ram_mask(hwsq, 0x004008, 0x00004000, 0x00000000);
+ if (next->bios.ramcfg_00_03_02)
+ ram_mask(hwsq, 0x10021c, 0x00010000, 0x00010000);
+
return 0;
}
static int
-nv50_ram_prog(struct nvkm_fb *pfb)
+nv50_ram_prog(struct nvkm_ram *base)
{
- struct nvkm_device *device = nv_device(pfb);
- struct nv50_ram *ram = (void *)pfb->ram;
- struct nv50_ramseq *hwsq = &ram->hwsq;
-
- ram_exec(hwsq, nvkm_boolopt(device->cfgopt, "NvMemExec", true));
+ struct nv50_ram *ram = nv50_ram(base);
+ struct nvkm_device *device = ram->base.fb->subdev.device;
+ ram_exec(&ram->hwsq, nvkm_boolopt(device->cfgopt, "NvMemExec", true));
return 0;
}
static void
-nv50_ram_tidy(struct nvkm_fb *pfb)
+nv50_ram_tidy(struct nvkm_ram *base)
{
- struct nv50_ram *ram = (void *)pfb->ram;
- struct nv50_ramseq *hwsq = &ram->hwsq;
- ram_exec(hwsq, false);
+ struct nv50_ram *ram = nv50_ram(base);
+ ram_exec(&ram->hwsq, false);
}
void
-__nv50_ram_put(struct nvkm_fb *pfb, struct nvkm_mem *mem)
+__nv50_ram_put(struct nvkm_ram *ram, struct nvkm_mem *mem)
{
struct nvkm_mm_node *this;
@@ -227,14 +408,14 @@ __nv50_ram_put(struct nvkm_fb *pfb, struct nvkm_mem *mem)
this = list_first_entry(&mem->regions, typeof(*this), rl_entry);
list_del(&this->rl_entry);
- nvkm_mm_free(&pfb->vram, &this);
+ nvkm_mm_free(&ram->vram, &this);
}
- nvkm_mm_free(&pfb->tags, &mem->tag);
+ nvkm_mm_free(&ram->tags, &mem->tag);
}
void
-nv50_ram_put(struct nvkm_fb *pfb, struct nvkm_mem **pmem)
+nv50_ram_put(struct nvkm_ram *ram, struct nvkm_mem **pmem)
{
struct nvkm_mem *mem = *pmem;
@@ -242,19 +423,19 @@ nv50_ram_put(struct nvkm_fb *pfb, struct nvkm_mem **pmem)
if (unlikely(mem == NULL))
return;
- mutex_lock(&pfb->base.mutex);
- __nv50_ram_put(pfb, mem);
- mutex_unlock(&pfb->base.mutex);
+ mutex_lock(&ram->fb->subdev.mutex);
+ __nv50_ram_put(ram, mem);
+ mutex_unlock(&ram->fb->subdev.mutex);
kfree(mem);
}
int
-nv50_ram_get(struct nvkm_fb *pfb, u64 size, u32 align, u32 ncmin,
+nv50_ram_get(struct nvkm_ram *ram, u64 size, u32 align, u32 ncmin,
u32 memtype, struct nvkm_mem **pmem)
{
- struct nvkm_mm *heap = &pfb->vram;
- struct nvkm_mm *tags = &pfb->tags;
+ struct nvkm_mm *heap = &ram->vram;
+ struct nvkm_mm *tags = &ram->tags;
struct nvkm_mm_node *r;
struct nvkm_mem *mem;
int comp = (memtype & 0x300) >> 8;
@@ -262,17 +443,17 @@ nv50_ram_get(struct nvkm_fb *pfb, u64 size, u32 align, u32 ncmin,
int back = (memtype & 0x800);
int min, max, ret;
- max = (size >> 12);
- min = ncmin ? (ncmin >> 12) : max;
- align >>= 12;
+ max = (size >> NVKM_RAM_MM_SHIFT);
+ min = ncmin ? (ncmin >> NVKM_RAM_MM_SHIFT) : max;
+ align >>= NVKM_RAM_MM_SHIFT;
mem = kzalloc(sizeof(*mem), GFP_KERNEL);
if (!mem)
return -ENOMEM;
- mutex_lock(&pfb->base.mutex);
+ mutex_lock(&ram->fb->subdev.mutex);
if (comp) {
- if (align == 16) {
+ if (align == (1 << (16 - NVKM_RAM_MM_SHIFT))) {
int n = (max >> 4) * comp;
ret = nvkm_mm_head(tags, 0, 1, n, n, 1, &mem->tag);
@@ -295,34 +476,45 @@ nv50_ram_get(struct nvkm_fb *pfb, u64 size, u32 align, u32 ncmin,
else
ret = nvkm_mm_head(heap, 0, type, max, min, align, &r);
if (ret) {
- mutex_unlock(&pfb->base.mutex);
- pfb->ram->put(pfb, &mem);
+ mutex_unlock(&ram->fb->subdev.mutex);
+ ram->func->put(ram, &mem);
return ret;
}
list_add_tail(&r->rl_entry, &mem->regions);
max -= r->length;
} while (max);
- mutex_unlock(&pfb->base.mutex);
+ mutex_unlock(&ram->fb->subdev.mutex);
r = list_first_entry(&mem->regions, struct nvkm_mm_node, rl_entry);
- mem->offset = (u64)r->offset << 12;
+ mem->offset = (u64)r->offset << NVKM_RAM_MM_SHIFT;
*pmem = mem;
return 0;
}
+static const struct nvkm_ram_func
+nv50_ram_func = {
+ .get = nv50_ram_get,
+ .put = nv50_ram_put,
+ .calc = nv50_ram_calc,
+ .prog = nv50_ram_prog,
+ .tidy = nv50_ram_tidy,
+};
+
static u32
-nv50_fb_vram_rblock(struct nvkm_fb *pfb, struct nvkm_ram *ram)
+nv50_fb_vram_rblock(struct nvkm_ram *ram)
{
+ struct nvkm_subdev *subdev = &ram->fb->subdev;
+ struct nvkm_device *device = subdev->device;
int colbits, rowbitsa, rowbitsb, banks;
u64 rowsize, predicted;
u32 r0, r4, rt, rblock_size;
- r0 = nv_rd32(pfb, 0x100200);
- r4 = nv_rd32(pfb, 0x100204);
- rt = nv_rd32(pfb, 0x100250);
- nv_debug(pfb, "memcfg 0x%08x 0x%08x 0x%08x 0x%08x\n",
- r0, r4, rt, nv_rd32(pfb, 0x001540));
+ r0 = nvkm_rd32(device, 0x100200);
+ r4 = nvkm_rd32(device, 0x100204);
+ rt = nvkm_rd32(device, 0x100250);
+ nvkm_debug(subdev, "memcfg %08x %08x %08x %08x\n",
+ r0, r4, rt, nvkm_rd32(device, 0x001540));
colbits = (r4 & 0x0000f000) >> 12;
rowbitsa = ((r4 & 0x000f0000) >> 16) + 8;
@@ -335,103 +527,94 @@ nv50_fb_vram_rblock(struct nvkm_fb *pfb, struct nvkm_ram *ram)
predicted += rowsize << rowbitsb;
if (predicted != ram->size) {
- nv_warn(pfb, "memory controller reports %d MiB VRAM\n",
- (u32)(ram->size >> 20));
+ nvkm_warn(subdev, "memory controller reports %d MiB VRAM\n",
+ (u32)(ram->size >> 20));
}
rblock_size = rowsize;
if (rt & 1)
rblock_size *= 3;
- nv_debug(pfb, "rblock %d bytes\n", rblock_size);
+ nvkm_debug(subdev, "rblock %d bytes\n", rblock_size);
return rblock_size;
}
int
-nv50_ram_create_(struct nvkm_object *parent, struct nvkm_object *engine,
- struct nvkm_oclass *oclass, int length, void **pobject)
+nv50_ram_ctor(const struct nvkm_ram_func *func,
+ struct nvkm_fb *fb, struct nvkm_ram *ram)
{
- const u32 rsvd_head = ( 256 * 1024) >> 12; /* vga memory */
- const u32 rsvd_tail = (1024 * 1024) >> 12; /* vbios etc */
- struct nvkm_bios *bios = nvkm_bios(parent);
- struct nvkm_fb *pfb = nvkm_fb(parent);
- struct nvkm_ram *ram;
+ struct nvkm_device *device = fb->subdev.device;
+ struct nvkm_bios *bios = device->bios;
+ const u32 rsvd_head = ( 256 * 1024); /* vga memory */
+ const u32 rsvd_tail = (1024 * 1024); /* vbios etc */
+ u64 size = nvkm_rd32(device, 0x10020c);
+ u32 tags = nvkm_rd32(device, 0x100320);
+ enum nvkm_ram_type type = NVKM_RAM_TYPE_UNKNOWN;
int ret;
- ret = nvkm_ram_create_(parent, engine, oclass, length, pobject);
- ram = *pobject;
- if (ret)
- return ret;
-
- ram->size = nv_rd32(pfb, 0x10020c);
- ram->size = (ram->size & 0xffffff00) | ((ram->size & 0x000000ff) << 32);
-
- ram->part_mask = (nv_rd32(pfb, 0x001540) & 0x00ff0000) >> 16;
- ram->parts = hweight8(ram->part_mask);
-
- switch (nv_rd32(pfb, 0x100714) & 0x00000007) {
- case 0: ram->type = NV_MEM_TYPE_DDR1; break;
+ switch (nvkm_rd32(device, 0x100714) & 0x00000007) {
+ case 0: type = NVKM_RAM_TYPE_DDR1; break;
case 1:
- if (nvkm_fb_bios_memtype(bios) == NV_MEM_TYPE_DDR3)
- ram->type = NV_MEM_TYPE_DDR3;
+ if (nvkm_fb_bios_memtype(bios) == NVKM_RAM_TYPE_DDR3)
+ type = NVKM_RAM_TYPE_DDR3;
else
- ram->type = NV_MEM_TYPE_DDR2;
+ type = NVKM_RAM_TYPE_DDR2;
break;
- case 2: ram->type = NV_MEM_TYPE_GDDR3; break;
- case 3: ram->type = NV_MEM_TYPE_GDDR4; break;
- case 4: ram->type = NV_MEM_TYPE_GDDR5; break;
+ case 2: type = NVKM_RAM_TYPE_GDDR3; break;
+ case 3: type = NVKM_RAM_TYPE_GDDR4; break;
+ case 4: type = NVKM_RAM_TYPE_GDDR5; break;
default:
break;
}
- ret = nvkm_mm_init(&pfb->vram, rsvd_head, (ram->size >> 12) -
- (rsvd_head + rsvd_tail),
- nv50_fb_vram_rblock(pfb, ram) >> 12);
+ size = (size & 0x000000ff) << 32 | (size & 0xffffff00);
+
+ ret = nvkm_ram_ctor(func, fb, type, size, tags, ram);
if (ret)
return ret;
- ram->ranks = (nv_rd32(pfb, 0x100200) & 0x4) ? 2 : 1;
- ram->tags = nv_rd32(pfb, 0x100320);
- ram->get = nv50_ram_get;
- ram->put = nv50_ram_put;
- return 0;
+ ram->part_mask = (nvkm_rd32(device, 0x001540) & 0x00ff0000) >> 16;
+ ram->parts = hweight8(ram->part_mask);
+ ram->ranks = (nvkm_rd32(device, 0x100200) & 0x4) ? 2 : 1;
+ nvkm_mm_fini(&ram->vram);
+
+ return nvkm_mm_init(&ram->vram, rsvd_head >> NVKM_RAM_MM_SHIFT,
+ (size - rsvd_head - rsvd_tail) >> NVKM_RAM_MM_SHIFT,
+ nv50_fb_vram_rblock(ram) >> NVKM_RAM_MM_SHIFT);
}
-static int
-nv50_ram_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
- struct nvkm_oclass *oclass, void *data, u32 datasize,
- struct nvkm_object **pobject)
+int
+nv50_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram)
{
struct nv50_ram *ram;
int ret, i;
- ret = nv50_ram_create(parent, engine, oclass, &ram);
- *pobject = nv_object(ram);
+ if (!(ram = kzalloc(sizeof(*ram), GFP_KERNEL)))
+ return -ENOMEM;
+ *pram = &ram->base;
+
+ ret = nv50_ram_ctor(&nv50_ram_func, fb, &ram->base);
if (ret)
return ret;
- switch (ram->base.type) {
- case NV_MEM_TYPE_DDR2:
- case NV_MEM_TYPE_GDDR3:
- ram->base.calc = nv50_ram_calc;
- ram->base.prog = nv50_ram_prog;
- ram->base.tidy = nv50_ram_tidy;
- break;
- default:
- nv_warn(ram, "reclocking of this ram type unsupported\n");
- return 0;
- }
-
ram->hwsq.r_0x002504 = hwsq_reg(0x002504);
ram->hwsq.r_0x00c040 = hwsq_reg(0x00c040);
ram->hwsq.r_0x004008 = hwsq_reg(0x004008);
ram->hwsq.r_0x00400c = hwsq_reg(0x00400c);
+ ram->hwsq.r_0x100200 = hwsq_reg(0x100200);
ram->hwsq.r_0x100210 = hwsq_reg(0x100210);
+ ram->hwsq.r_0x10021c = hwsq_reg(0x10021c);
ram->hwsq.r_0x1002d0 = hwsq_reg(0x1002d0);
ram->hwsq.r_0x1002d4 = hwsq_reg(0x1002d4);
ram->hwsq.r_0x1002dc = hwsq_reg(0x1002dc);
- for (i = 0; i < 8; i++)
- ram->hwsq.r_0x100da0[i] = hwsq_reg(0x100da0 + (i * 0x04));
+ ram->hwsq.r_0x10053c = hwsq_reg(0x10053c);
+ ram->hwsq.r_0x1005a0 = hwsq_reg(0x1005a0);
+ ram->hwsq.r_0x1005a4 = hwsq_reg(0x1005a4);
+ ram->hwsq.r_0x100710 = hwsq_reg(0x100710);
+ ram->hwsq.r_0x100714 = hwsq_reg(0x100714);
+ ram->hwsq.r_0x100718 = hwsq_reg(0x100718);
+ ram->hwsq.r_0x10071c = hwsq_reg(0x10071c);
+ ram->hwsq.r_0x100da0 = hwsq_stride(0x100da0, 4, ram->base.part_mask);
ram->hwsq.r_0x100e20 = hwsq_reg(0x100e20);
ram->hwsq.r_0x100e24 = hwsq_reg(0x100e24);
ram->hwsq.r_0x611200 = hwsq_reg(0x611200);
@@ -453,13 +636,3 @@ nv50_ram_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
return 0;
}
-
-struct nvkm_oclass
-nv50_ram_oclass = {
- .ofuncs = &(struct nvkm_ofuncs) {
- .ctor = nv50_ram_ctor,
- .dtor = _nvkm_ram_dtor,
- .init = _nvkm_ram_init,
- .fini = _nvkm_ram_fini,
- }
-};