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drm/nouveau/fb/ramgk104: Touch 0x62c000 only when there is a display engine

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Signed-off-by: Karol Herbst <karolherbst@gmail.com>
Tested-by: Aidan Epstein <aidan@jmad.org>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Karol Herbst 2016-07-12 21:36:10 +02:00 committed by Ben Skeggs
parent cc90badd3c
commit 380b1cadb0
1 changed files with 12 additions and 4 deletions
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16
drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgk104.c
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@ -259,7 +259,9 @@ gk104_ram_calc_gddr5(struct gk104_ram *ram, u32 freq)
ram_mask(fuc, 0x10f808, 0x40000000, 0x40000000);
ram_block(fuc);
ram_wr32(fuc, 0x62c000, 0x0f0f0000);
if (nvkm_device_engine(ram->base.fb->subdev.device, NVKM_ENGINE_DISP))
ram_wr32(fuc, 0x62c000, 0x0f0f0000);
/* MR1: turn termination on early, for some reason.. */
if ((ram->base.mr[1] & 0x03c) != 0x030) {
@ -658,7 +660,9 @@ gk104_ram_calc_gddr5(struct gk104_ram *ram, u32 freq)
gk104_ram_train(fuc, 0x80020000, 0x01000000);
ram_unblock(fuc);
ram_wr32(fuc, 0x62c000, 0x0f0f0f00);
if (nvkm_device_engine(ram->base.fb->subdev.device, NVKM_ENGINE_DISP))
ram_wr32(fuc, 0x62c000, 0x0f0f0f00);
if (next->bios.rammap_11_08_01)
data = 0x00000800;
@ -706,7 +710,9 @@ gk104_ram_calc_sddr3(struct gk104_ram *ram, u32 freq)
ram_mask(fuc, 0x10f808, 0x40000000, 0x40000000);
ram_block(fuc);
ram_wr32(fuc, 0x62c000, 0x0f0f0000);
if (nvkm_device_engine(ram->base.fb->subdev.device, NVKM_ENGINE_DISP))
ram_wr32(fuc, 0x62c000, 0x0f0f0000);
if (vc == 1 && ram_have(fuc, gpio2E)) {
u32 temp = ram_mask(fuc, gpio2E, 0x3000, fuc->r_func2E[1]);
@ -936,7 +942,9 @@ gk104_ram_calc_sddr3(struct gk104_ram *ram, u32 freq)
ram_nsec(fuc, 1000);
ram_unblock(fuc);
ram_wr32(fuc, 0x62c000, 0x0f0f0f00);
if (nvkm_device_engine(ram->base.fb->subdev.device, NVKM_ENGINE_DISP))
ram_wr32(fuc, 0x62c000, 0x0f0f0f00);
if (next->bios.rammap_11_08_01)
data = 0x00000800;