diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/falcon/v1.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/falcon/v1.c | 210 |
1 files changed, 0 insertions, 210 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/falcon/v1.c b/drivers/gpu/drm/nouveau/nvkm/falcon/v1.c index b0ee4c31414c..dd2ddc54ac60 100644 --- a/drivers/gpu/drm/nouveau/nvkm/falcon/v1.c +++ b/drivers/gpu/drm/nouveau/nvkm/falcon/v1.c @@ -64,44 +64,13 @@ nvkm_falcon_v1_load_imem(struct nvkm_falcon *falcon, void *data, u32 start, nvkm_falcon_wr32(falcon, 0x184 + (port * 16), 0); } -static void -nvkm_falcon_v1_load_emem(struct nvkm_falcon *falcon, void *data, u32 start, - u32 size, u8 port) -{ - u8 rem = size % 4; - int i; - - size -= rem; - - nvkm_falcon_wr32(falcon, 0xac0 + (port * 8), start | (0x1 << 24)); - for (i = 0; i < size / 4; i++) - nvkm_falcon_wr32(falcon, 0xac4 + (port * 8), ((u32 *)data)[i]); - - /* - * If size is not a multiple of 4, mask the last word to ensure garbage - * does not get written - */ - if (rem) { - u32 extra = ((u32 *)data)[i]; - - nvkm_falcon_wr32(falcon, 0xac4 + (port * 8), - extra & (BIT(rem * 8) - 1)); - } -} - void nvkm_falcon_v1_load_dmem(struct nvkm_falcon *falcon, void *data, u32 start, u32 size, u8 port) { - const struct nvkm_falcon_func *func = falcon->func; u8 rem = size % 4; int i; - if (func->emem_addr && start >= func->emem_addr) - return nvkm_falcon_v1_load_emem(falcon, data, - start - func->emem_addr, size, - port); - size -= rem; nvkm_falcon_wr32(falcon, 0x1c0 + (port * 8), start | (0x1 << 24)); @@ -120,113 +89,6 @@ nvkm_falcon_v1_load_dmem(struct nvkm_falcon *falcon, void *data, u32 start, } } -static void -nvkm_falcon_v1_read_emem(struct nvkm_falcon *falcon, u32 start, u32 size, - u8 port, void *data) -{ - u8 rem = size % 4; - int i; - - size -= rem; - - nvkm_falcon_wr32(falcon, 0xac0 + (port * 8), start | (0x1 << 25)); - for (i = 0; i < size / 4; i++) - ((u32 *)data)[i] = nvkm_falcon_rd32(falcon, 0xac4 + (port * 8)); - - /* - * If size is not a multiple of 4, mask the last word to ensure garbage - * does not get read - */ - if (rem) { - u32 extra = nvkm_falcon_rd32(falcon, 0xac4 + (port * 8)); - - for (i = size; i < size + rem; i++) { - ((u8 *)data)[i] = (u8)(extra & 0xff); - extra >>= 8; - } - } -} - -void -nvkm_falcon_v1_read_dmem(struct nvkm_falcon *falcon, u32 start, u32 size, - u8 port, void *data) -{ - const struct nvkm_falcon_func *func = falcon->func; - u8 rem = size % 4; - int i; - - if (func->emem_addr && start >= func->emem_addr) - return nvkm_falcon_v1_read_emem(falcon, start - func->emem_addr, - size, port, data); - - size -= rem; - - nvkm_falcon_wr32(falcon, 0x1c0 + (port * 8), start | (0x1 << 25)); - for (i = 0; i < size / 4; i++) - ((u32 *)data)[i] = nvkm_falcon_rd32(falcon, 0x1c4 + (port * 8)); - - /* - * If size is not a multiple of 4, mask the last word to ensure garbage - * does not get read - */ - if (rem) { - u32 extra = nvkm_falcon_rd32(falcon, 0x1c4 + (port * 8)); - - for (i = size; i < size + rem; i++) { - ((u8 *)data)[i] = (u8)(extra & 0xff); - extra >>= 8; - } - } -} - -void -nvkm_falcon_v1_bind_context(struct nvkm_falcon *falcon, struct nvkm_memory *ctx) -{ - const u32 fbif = falcon->func->fbif; - u32 inst_loc; - - /* disable instance block binding */ - if (ctx == NULL) { - nvkm_falcon_wr32(falcon, 0x10c, 0x0); - return; - } - - nvkm_falcon_wr32(falcon, 0x10c, 0x1); - - /* setup apertures - virtual */ - nvkm_falcon_wr32(falcon, fbif + 4 * FALCON_DMAIDX_UCODE, 0x4); - nvkm_falcon_wr32(falcon, fbif + 4 * FALCON_DMAIDX_VIRT, 0x0); - /* setup apertures - physical */ - nvkm_falcon_wr32(falcon, fbif + 4 * FALCON_DMAIDX_PHYS_VID, 0x4); - nvkm_falcon_wr32(falcon, fbif + 4 * FALCON_DMAIDX_PHYS_SYS_COH, 0x5); - nvkm_falcon_wr32(falcon, fbif + 4 * FALCON_DMAIDX_PHYS_SYS_NCOH, 0x6); - - /* Set context */ - switch (nvkm_memory_target(ctx)) { - case NVKM_MEM_TARGET_VRAM: inst_loc = 0; break; - case NVKM_MEM_TARGET_HOST: inst_loc = 2; break; - case NVKM_MEM_TARGET_NCOH: inst_loc = 3; break; - default: - WARN_ON(1); - return; - } - - /* Enable context */ - nvkm_falcon_mask(falcon, 0x048, 0x1, 0x1); - nvkm_falcon_wr32(falcon, 0x054, - ((nvkm_memory_addr(ctx) >> 12) & 0xfffffff) | - (inst_loc << 28) | (1 << 30)); - - nvkm_falcon_mask(falcon, 0x090, 0x10000, 0x10000); - nvkm_falcon_mask(falcon, 0x0a4, 0x8, 0x8); -} - -void -nvkm_falcon_v1_set_start_addr(struct nvkm_falcon *falcon, u32 start_addr) -{ - nvkm_falcon_wr32(falcon, 0x104, start_addr); -} - void nvkm_falcon_v1_start(struct nvkm_falcon *falcon) { @@ -237,75 +99,3 @@ nvkm_falcon_v1_start(struct nvkm_falcon *falcon) else nvkm_falcon_wr32(falcon, 0x100, 0x2); } - -int -nvkm_falcon_v1_wait_for_halt(struct nvkm_falcon *falcon, u32 ms) -{ - struct nvkm_device *device = falcon->owner->device; - int ret; - - ret = nvkm_wait_msec(device, ms, falcon->addr + 0x100, 0x10, 0x10); - if (ret < 0) - return ret; - - return 0; -} - -int -nvkm_falcon_v1_clear_interrupt(struct nvkm_falcon *falcon, u32 mask) -{ - struct nvkm_device *device = falcon->owner->device; - int ret; - - /* clear interrupt(s) */ - nvkm_falcon_mask(falcon, 0x004, mask, mask); - /* wait until interrupts are cleared */ - ret = nvkm_wait_msec(device, 10, falcon->addr + 0x008, mask, 0x0); - if (ret < 0) - return ret; - - return 0; -} - -static int -falcon_v1_wait_idle(struct nvkm_falcon *falcon) -{ - struct nvkm_device *device = falcon->owner->device; - int ret; - - ret = nvkm_wait_msec(device, 10, falcon->addr + 0x04c, 0xffff, 0x0); - if (ret < 0) - return ret; - - return 0; -} - -int -nvkm_falcon_v1_enable(struct nvkm_falcon *falcon) -{ - struct nvkm_device *device = falcon->owner->device; - int ret; - - ret = nvkm_wait_msec(device, 10, falcon->addr + 0x10c, 0x6, 0x0); - if (ret < 0) { - nvkm_error(falcon->user, "Falcon mem scrubbing timeout\n"); - return ret; - } - - ret = falcon_v1_wait_idle(falcon); - if (ret) - return ret; - - /* enable IRQs */ - nvkm_falcon_wr32(falcon, 0x010, 0xff); - - return 0; -} - -void -nvkm_falcon_v1_disable(struct nvkm_falcon *falcon) -{ - /* disable IRQs and wait for any previous code to complete */ - nvkm_falcon_wr32(falcon, 0x014, 0xff); - falcon_v1_wait_idle(falcon); -} |