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Commit 022eebdc authored by Jilai Wang's avatar Jilai Wang
Browse files

msm: npu: Reduce maximum stats buffer size 



Reduce maximum stats buffer size to 16 KB to avoid order 4
allocation failure.

Change-Id: Ibce1a8a175a444c6effc78ba07db3c8d92f12691
Signed-off-by: default avatarJilai Wang <jilaiw@codeaurora.org>
parent f6347714

drivers/media/platform/msm/npu/npu_common.h

+1 −0
Original line number Diff line number Diff line
@@ -47,6 +47,7 @@ 
#define NPU_MAX_REGULATOR_NUM	2

#define NPU_MAX_DT_NAME_LEN	    21

#define NPU_MAX_PWRLEVELS		8

#define NPU_MAX_STATS_BUF_SIZE 16384



/* -------------------------------------------------------------------------

 * Data Structures

drivers/media/platform/msm/npu/npu_dev.c

+2 −2
Original line number Diff line number Diff line
@@ -1116,9 +1116,9 @@ static int npu_exec_network_v2(struct npu_client *client, 
		return -EINVAL;

	}



	if (req.stats_buf_size > MSM_NPU_MAX_STATS_BUF_SIZE) {

	if (req.stats_buf_size > NPU_MAX_STATS_BUF_SIZE) {

		pr_err("Invalid stats buffer size %d max %d\n",

			req.stats_buf_size, MSM_NPU_MAX_STATS_BUF_SIZE);

			req.stats_buf_size, NPU_MAX_STATS_BUF_SIZE);

		return -EINVAL;

	}

drivers/media/platform/msm/npu/npu_mgr.c

+1 −1
Original line number Diff line number Diff line
@@ -478,7 +478,7 @@ static struct npu_network *alloc_network(struct npu_host_ctx *ctx, 
		network->fw_error = false;

		network->cmd_pending = false;

		network->client = client;

		network->stats_buf = kzalloc(MSM_NPU_MAX_STATS_BUF_SIZE,

		network->stats_buf = kzalloc(NPU_MAX_STATS_BUF_SIZE,

			GFP_KERNEL);

		if (!network->stats_buf) {

			free_network(ctx, network->id);

include/uapi/linux/msm_npu.h

+0 −1
Original line number Diff line number Diff line
@@ -58,7 +58,6 @@ 
#define MSM_NPU_MAX_OUTPUT_LAYER_NUM 4

#define MSM_NPU_MAX_PATCH_LAYER_NUM (MSM_NPU_MAX_INPUT_LAYER_NUM +\

	MSM_NPU_MAX_OUTPUT_LAYER_NUM)

#define MSM_NPU_MAX_STATS_BUF_SIZE 65536



/* -------------------------------------------------------------------------

 * Data Structures