diff options
Diffstat (limited to 'drivers/video/tegra/host/t20/3dctx_t20.c')
| -rw-r--r-- | drivers/video/tegra/host/t20/3dctx_t20.c | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/drivers/video/tegra/host/t20/3dctx_t20.c b/drivers/video/tegra/host/t20/3dctx_t20.c index 7ac1b5e118cd..d0609fb61976 100644 --- a/drivers/video/tegra/host/t20/3dctx_t20.c +++ b/drivers/video/tegra/host/t20/3dctx_t20.c @@ -138,8 +138,8 @@ static void save_push_v0(struct nvhost_cdma *cdma, struct nvhost_hwctx *ctx) { nvhost_cdma_push_gather(cdma, - cdma_to_channel(cdma)->dev->nvmap, - nvmap_ref_to_handle(nvhost_3dctx_save_buf), + (void *)NVHOST_CDMA_PUSH_GATHER_CTXSAVE, + (void *)NVHOST_CDMA_PUSH_GATHER_CTXSAVE, nvhost_opcode_gather(save_size), save_phys); } @@ -260,7 +260,17 @@ static void __init setup_save_regs(struct save_info *info, break; } if (ptr) { - memset(ptr, 0, count * 4); + /* SAVE cases only: reserve room for incoming data */ + u32 k = 0; + /* + * Create a signature pattern for indirect data (which + * will be overwritten by true incoming data) for + * better deducing where we are in a long command + * sequence, when given only a FIFO snapshot for debug + * purposes. + */ + for (k = 0; k < count; k++) + *(ptr + k) = 0xd000d000 | (offset << 16) | k; ptr += count; } save_count += count; @@ -332,9 +342,6 @@ static void ctx3d_save_service(struct nvhost_hwctx *ctx) nvhost_syncpt_cpu_incr(&ctx->channel->dev->syncpt, NVSYNCPT_3D); } - -/*** savers ***/ - int __init t20_nvhost_3dctx_handler_init(struct nvhost_hwctx_handler *h) { struct nvhost_channel *ch; |