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msm: camera: icp: Use blob to pass presil hangdump buffer info

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Added blob for presil hangdump containing memhandle for buffer.
Added code to copy hangdump from rumi into this buffer.

CRs-Fixed: 3042621
Change-Id: I804f34fdb251c83137c2ee5b9dd8eb082bd43bf7
Signed-off-by: Suraj Dongre <quic_sdongre@quicinc.com>
This commit is contained in:
Suraj Dongre
2021-11-03 03:24:22 -07:00
parent c4b93c74bf
commit bd411e32c9
3 changed files with 115 additions and 8 deletions
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94
drivers/cam_icp/icp_hw/icp_hw_mgr/cam_icp_hw_mgr.c
View File

@@ -2096,6 +2096,7 @@ static int cam_icp_mgr_handle_frame_process(uint32_t *msg_ptr, int flag)
struct cam_hw_done_event_data buf_data;
uint32_t clk_type;
uint32_t event_id;
struct cam_hangdump_mem_regions *mem_regions = NULL;
ioconfig_ack = (struct hfi_msg_ipebps_async_ack *)msg_ptr;
request_id = ioconfig_ack->user_data2;
@@ -2160,6 +2161,23 @@ static int cam_icp_mgr_handle_frame_process(uint32_t *msg_ptr, int flag)
event_id = CAM_CTX_EVT_ID_SUCCESS;
}
if (cam_presil_mode_enabled()) {
mem_regions = &hfi_frame_process->hangdump_mem_regions[idx];
CAM_INFO(CAM_ICP, "Hangdump Num Regions %d",
mem_regions->num_mem_regions);
for (i = 0; i < mem_regions->num_mem_regions; i++) {
CAM_INFO(CAM_PRESIL, "Hangdump Mem %d handle 0x%08x offset 0x%08x len %u",
i, mem_regions->mem_info_array[i].mem_handle,
mem_regions->mem_info_array[i].offset,
mem_regions->mem_info_array[i].size);
cam_mem_mgr_retrieve_buffer_from_presil(
mem_regions->mem_info_array[i].mem_handle,
mem_regions->mem_info_array[i].size,
mem_regions->mem_info_array[i].offset,
icp_hw_mgr.iommu_hdl);
}
}
buf_data.request_id = hfi_frame_process->request_id[idx];
ctx_data->ctxt_event_cb(ctx_data->context_priv, event_id, &buf_data);
hfi_frame_process->request_id[idx] = 0;
@@ -4793,6 +4811,48 @@ end:
return rc;
}
static int cam_icp_process_presil_hangdump_info(
struct cam_icp_hw_ctx_data *ctx_data,
struct cam_cmd_mem_regions *cmd_mem_regions,
uint32_t index)
{
int i = 0;
struct cam_hangdump_mem_regions *mem_regions = NULL;
if (!ctx_data || !cmd_mem_regions) {
CAM_ERR(CAM_ICP, "Invalid hangdump info blob ctx %pK mem_region %pK",
ctx_data, cmd_mem_regions);
return -EINVAL;
}
if ((cmd_mem_regions->num_regions == 0) ||
(cmd_mem_regions->num_regions > HANG_DUMP_REGIONS_MAX)) {
CAM_ERR(CAM_ICP, "Invalid num hangdump mem regions %d ",
cmd_mem_regions->num_regions);
return -EINVAL;
}
mem_regions = &ctx_data->hfi_frame_process.hangdump_mem_regions[index];
CAM_INFO(CAM_ICP, "Hangdump Mem Num Regions %d index %d mem_regions 0x%pK",
cmd_mem_regions->num_regions, index, mem_regions);
for (i = 0; i < cmd_mem_regions->num_regions; i++) {
mem_regions->mem_info_array[i].mem_handle =
cmd_mem_regions->map_info_array[i].mem_handle;
mem_regions->mem_info_array[i].offset =
cmd_mem_regions->map_info_array[i].offset;
mem_regions->mem_info_array[i].size =
cmd_mem_regions->map_info_array[i].size;
CAM_INFO(CAM_ICP, "Hangdump Mem Region %u mem_handle 0x%08x iova 0x%08x len %u",
i, cmd_mem_regions->map_info_array[i].mem_handle,
(uint32_t)cmd_mem_regions->map_info_array[i].offset,
(uint32_t)cmd_mem_regions->map_info_array[i].size);
}
mem_regions->num_mem_regions = cmd_mem_regions->num_regions;
return 0;
}
static int cam_icp_packet_generic_blob_handler(void *user_data,
uint32_t blob_type, uint32_t blob_size, uint8_t *blob_data)
{
@@ -4989,6 +5049,21 @@ static int cam_icp_packet_generic_blob_handler(void *user_data,
}
break;
case CAM_ICP_CMD_GENERIC_BLOB_PRESIL_HANGDUMP:
if (cam_presil_mode_enabled()) {
cmd_mem_regions = (struct cam_cmd_mem_regions *)blob_data;
if (cmd_mem_regions->num_regions <= 0) {
CAM_INFO(CAM_ICP, "Pre-sil Hangdump disabled %u",
cmd_mem_regions->num_regions);
} else {
CAM_INFO(CAM_ICP, "Pre-sil Hangdump enabled %u entries index %d",
cmd_mem_regions->num_regions, index);
rc = cam_icp_process_presil_hangdump_info(ctx_data,
cmd_mem_regions, index);
}
}
break;
default:
CAM_WARN(CAM_ICP, "Invalid blob type %d", blob_type);
break;
@@ -6497,6 +6572,7 @@ int cam_icp_hw_mgr_init(struct device_node *of_node, uint64_t *hw_mgr_hdl,
struct cam_hw_mgr_intf *hw_mgr_intf;
struct cam_cpas_query_cap query;
uint32_t cam_caps, camera_hw_version;
uint32_t size = 0;
hw_mgr_intf = (struct cam_hw_mgr_intf *)hw_mgr_hdl;
if (!of_node || !hw_mgr_intf) {
@@ -6524,8 +6600,14 @@ int cam_icp_hw_mgr_init(struct device_node *of_node, uint64_t *hw_mgr_hdl,
mutex_init(&icp_hw_mgr.hw_mgr_mutex);
spin_lock_init(&icp_hw_mgr.hw_mgr_lock);
for (i = 0; i < CAM_ICP_CTX_MAX; i++)
for (i = 0; i < CAM_ICP_CTX_MAX; i++) {
mutex_init(&icp_hw_mgr.ctx_data[i].ctx_mutex);
if (cam_presil_mode_enabled()) {
size = CAM_FRAME_CMD_MAX * sizeof(struct cam_hangdump_mem_regions);
icp_hw_mgr.ctx_data[i].hfi_frame_process.hangdump_mem_regions =
kzalloc(size, GFP_KERNEL);
}
}
rc = cam_cpas_get_hw_info(&query.camera_family,
&query.camera_version, &query.cpas_version,
@@ -6602,8 +6684,11 @@ icp_get_hdl_failed:
cam_icp_mgr_free_devs();
destroy_mutex:
mutex_destroy(&icp_hw_mgr.hw_mgr_mutex);
for (i = 0; i < CAM_ICP_CTX_MAX; i++)
for (i = 0; i < CAM_ICP_CTX_MAX; i++) {
mutex_destroy(&icp_hw_mgr.ctx_data[i].ctx_mutex);
if (cam_presil_mode_enabled())
kfree(icp_hw_mgr.ctx_data[i].hfi_frame_process.hangdump_mem_regions);
}
return rc;
}
@@ -6617,6 +6702,9 @@ void cam_icp_hw_mgr_deinit(void)
cam_icp_mgr_destroy_wq();
cam_icp_mgr_free_devs();
mutex_destroy(&icp_hw_mgr.hw_mgr_mutex);
for (i = 0; i < CAM_ICP_CTX_MAX; i++)
for (i = 0; i < CAM_ICP_CTX_MAX; i++) {
mutex_destroy(&icp_hw_mgr.ctx_data[i].ctx_mutex);
if (cam_presil_mode_enabled())
kfree(icp_hw_mgr.ctx_data[i].hfi_frame_process.hangdump_mem_regions);
}
}

18
drivers/cam_icp/icp_hw/icp_hw_mgr/cam_icp_hw_mgr.h
View File

@@ -173,6 +173,21 @@ struct cam_icp_clk_bw_req_internal_v2 {
struct cam_axi_per_path_bw_vote axi_path[CAM_ICP_MAX_PER_PATH_VOTES];
};
#define HANG_DUMP_REGIONS_MAX 10
/**
* struct cam_hangdump_mem_regions -
* List of multiple memory descriptors of different
* regions
*
* @num_regions : Number of regions
* @map_info_array : Array of all the regions
*/
struct cam_hangdump_mem_regions {
uint32_t num_mem_regions;
struct cam_cmd_mem_region_info mem_info_array[HANG_DUMP_REGIONS_MAX];
};
/**
* struct hfi_frame_process_info
* @hfi_frame_cmd: Frame process command info
@@ -187,6 +202,7 @@ struct cam_icp_clk_bw_req_internal_v2 {
* @clk_info_v2: Clock info for AXI bw voting v2
* @frame_info: information needed to process request
* @submit_timestamp: Submit timestamp to hw
* @hangdump_mem_regions: Mem regions for hangdump
*/
struct hfi_frame_process_info {
struct hfi_cmd_ipebps_async hfi_frame_cmd[CAM_FRAME_CMD_MAX];
@@ -203,6 +219,7 @@ struct hfi_frame_process_info {
struct cam_icp_clk_bw_req_internal_v2 clk_info_v2[CAM_FRAME_CMD_MAX];
struct icp_frame_info frame_info[CAM_FRAME_CMD_MAX];
ktime_t submit_timestamp[CAM_FRAME_CMD_MAX];
struct cam_hangdump_mem_regions *hangdump_mem_regions;
};
/**
@@ -230,6 +247,7 @@ struct cam_ctx_clk_info {
struct cam_axi_per_path_bw_vote axi_path[CAM_ICP_MAX_PER_PATH_VOTES];
bool bw_included;
};
/**
* struct cam_icp_hw_ctx_data
* @context_priv: Context private data

11
include/uapi/camera/media/cam_icp.h
View File

@@ -74,11 +74,12 @@
#define CAM_ICP_CMD_META_GENERIC_BLOB 0x1
/* Generic blob types */
#define CAM_ICP_CMD_GENERIC_BLOB_CLK 0x1
#define CAM_ICP_CMD_GENERIC_BLOB_CFG_IO 0x2
#define CAM_ICP_CMD_GENERIC_BLOB_FW_MEM_MAP 0x3
#define CAM_ICP_CMD_GENERIC_BLOB_FW_MEM_UNMAP 0x4
#define CAM_ICP_CMD_GENERIC_BLOB_CLK_V2 0x5
#define CAM_ICP_CMD_GENERIC_BLOB_CLK 0x1
#define CAM_ICP_CMD_GENERIC_BLOB_CFG_IO 0x2
#define CAM_ICP_CMD_GENERIC_BLOB_FW_MEM_MAP 0x3
#define CAM_ICP_CMD_GENERIC_BLOB_FW_MEM_UNMAP 0x4
#define CAM_ICP_CMD_GENERIC_BLOB_CLK_V2 0x5
#define CAM_ICP_CMD_GENERIC_BLOB_PRESIL_HANGDUMP 0x6
/**
* struct cam_icp_clk_bw_request_v2