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msm: eva: Allocate 1MB debug buffer for FW

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For FW to hold debug info. Simplify driver structure for easy
dump in T32.

Change-Id: Ib310a3d9fe3437d5ce49783eb813fbb2d8bd3216
Signed-off-by: George Shen <quic_sqiao@quicinc.com>
This commit is contained in:
George Shen
2023-06-01 19:34:57 -07:00
parent df291cad83
commit 304e2cf9c0
17 changed files with 92 additions and 226 deletions
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36
msm/eva/cvp.c
View File

@@ -1,6 +1,7 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2018-2021, The Linux Foundation. All rights reserved.
* Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved.
*/
#include <linux/debugfs.h>
@@ -36,13 +37,11 @@ struct msm_cvp_drv *cvp_driver;
static int cvp_open(struct inode *inode, struct file *filp)
{
struct msm_cvp_core *core = container_of(inode->i_cdev,
struct msm_cvp_core, cdev);
struct msm_cvp_inst *inst;
dprintk(CVP_SESS, "%s: core->id: %d\n", __func__, core->id);
dprintk(CVP_SESS, "%s\n", __func__);
inst = msm_cvp_open(core->id, MSM_CVP_USER, current);
inst = msm_cvp_open(MSM_CVP_USER, current);
if (!inst) {
dprintk(CVP_ERR, "Failed to create cvp instance\n");
return -ENOMEM;
@@ -185,7 +184,7 @@ static ssize_t pwr_collapse_delay_store(struct device *dev,
else if (!val)
return -EINVAL;
core = get_cvp_core(MSM_CORE_CVP);
core = cvp_driver->cvp_core;
if (!core)
return -EINVAL;
core->resources.msm_cvp_pwr_collapse_delay = val;
@@ -198,7 +197,7 @@ static ssize_t pwr_collapse_delay_show(struct device *dev,
{
struct msm_cvp_core *core = NULL;
core = get_cvp_core(MSM_CORE_CVP);
core = cvp_driver->cvp_core;
if (!core)
return -EINVAL;
@@ -266,7 +265,7 @@ static ssize_t boot_store(struct device *dev,
if (val == 1 && booted == 0) {
struct msm_cvp_inst *inst;
inst = msm_cvp_open(MSM_CORE_CVP, MSM_CVP_BOOT, current);
inst = msm_cvp_open(MSM_CVP_BOOT, current);
if (!inst) {
dprintk(CVP_ERR,
"Failed to create cvp instance\n");
@@ -281,7 +280,7 @@ static ssize_t boot_store(struct device *dev,
} else if (val == 2) {
struct msm_cvp_inst *inst;
inst = msm_cvp_open(MSM_CORE_CVP, MSM_CVP_USER, current);
inst = msm_cvp_open(MSM_CVP_USER, current);
if (!inst) {
dprintk(CVP_ERR,
"Failed to create eva instance\n");
@@ -347,8 +346,6 @@ static int msm_probe_cvp_device(struct platform_device *pdev)
goto err_core_init;
}
core->id = MSM_CORE_CVP;
rc = alloc_chrdev_region(&core->dev_num, 0, 1, DRIVER_NAME);
if (rc < 0) {
dprintk(CVP_ERR, "alloc_chrdev_region failed: %d\n",
@@ -383,17 +380,6 @@ static int msm_probe_cvp_device(struct platform_device *pdev)
goto error_cdev_add;
}
/* finish setting up the 'core' */
mutex_lock(&cvp_driver->lock);
if (cvp_driver->num_cores + 1 > MSM_CVP_CORES_MAX) {
mutex_unlock(&cvp_driver->lock);
dprintk(CVP_ERR, "Maximum cores already exist, core_no = %d\n",
cvp_driver->num_cores);
goto err_cores_exceeded;
}
cvp_driver->num_cores++;
mutex_unlock(&cvp_driver->lock);
rc = sysfs_create_group(&core->dev->kobj, &msm_cvp_core_attr_group);
if (rc) {
dprintk(CVP_ERR,
@@ -404,11 +390,10 @@ static int msm_probe_cvp_device(struct platform_device *pdev)
/* VM manager shall be started before HFI init */
vm_manager.vm_ops->vm_start(core);
core->device = cvp_hfi_initialize(core->hfi_type, core->id,
core->device = cvp_hfi_initialize(core->hfi_type,
&core->resources, &cvp_handle_cmd_response);
if (IS_ERR_OR_NULL(core->device)) {
mutex_lock(&cvp_driver->lock);
cvp_driver->num_cores--;
mutex_unlock(&cvp_driver->lock);
rc = PTR_ERR(core->device) ?: -EBADHANDLE;
@@ -422,7 +407,7 @@ static int msm_probe_cvp_device(struct platform_device *pdev)
cvp_synx_ftbl_init(core);
mutex_lock(&cvp_driver->lock);
list_add_tail(&core->list, &cvp_driver->cores);
cvp_driver->cvp_core = core;
mutex_unlock(&cvp_driver->lock);
cvp_driver->debugfs_root = msm_cvp_debugfs_init_drv();
@@ -567,7 +552,7 @@ static int msm_cvp_pm_suspend(struct device *dev)
return -EINVAL;
}
rc = msm_cvp_suspend(core->id);
rc = msm_cvp_suspend();
if (rc == -ENOTSUPP)
rc = 0;
else if (rc)
@@ -610,7 +595,6 @@ static int __init msm_cvp_init(void)
return -ENOMEM;
}
INIT_LIST_HEAD(&cvp_driver->cores);
mutex_init(&cvp_driver->lock);
rc = platform_driver_register(&msm_cvp_driver);

4
msm/eva/cvp_core_hfi.c
View File

@@ -9,7 +9,7 @@
#include "cvp_core_hfi.h"
struct cvp_hfi_device *cvp_hfi_initialize(enum msm_cvp_hfi_type hfi_type,
u32 device_id, struct msm_cvp_platform_resources *res,
struct msm_cvp_platform_resources *res,
hfi_cmd_response_callback callback)
{
struct cvp_hfi_device *hdev = NULL;
@@ -21,7 +21,7 @@ struct cvp_hfi_device *cvp_hfi_initialize(enum msm_cvp_hfi_type hfi_type,
return NULL;
}
rc = cvp_iris_hfi_initialize(hdev, device_id, res, callback);
rc = cvp_iris_hfi_initialize(hdev, res, callback);
if (rc) {
if (rc != -EPROBE_DEFER)

5
msm/eva/cvp_core_hfi.h
View File

@@ -95,7 +95,7 @@ struct cvp_hfi_mem_map {
(i * sizeof(struct cvp_hfi_queue_header)))
#define QDSS_SIZE 4096
#define SFR_SIZE 4096
#define SFR_SIZE 1048576
#define QUEUE_SIZE (CVP_IFACEQ_TABLE_SIZE + \
(CVP_IFACEQ_QUEUE_SIZE * CVP_IFACEQ_NUMQ))
@@ -242,7 +242,6 @@ struct iris_hfi_device {
struct list_head sess_head;
u32 version;
u32 intr_status;
u32 device_id;
u32 clk_freq;
u32 last_packet_type;
u32 error;
@@ -285,7 +284,7 @@ irqreturn_t iris_hfi_core_work_handler(int irq, void *data);
irqreturn_t iris_hfi_isr_wd(int irq, void *dev);
void cvp_iris_hfi_delete_device(void *device);
int cvp_iris_hfi_initialize(struct cvp_hfi_device *hdev, u32 device_id,
int cvp_iris_hfi_initialize(struct cvp_hfi_device *hdev,
struct msm_cvp_platform_resources *res,
hfi_cmd_response_callback callback);

41
msm/eva/cvp_hfi.c
View File

@@ -177,7 +177,7 @@ int get_hfi_version(void)
struct msm_cvp_core *core;
struct iris_hfi_device *hfi;
core = list_first_entry(&cvp_driver->cores, struct msm_cvp_core, list);
core = cvp_driver->cvp_core;
hfi = (struct iris_hfi_device *)core->device->hfi_device_data;
return hfi->version;
@@ -189,7 +189,7 @@ unsigned int get_msg_size(struct cvp_hfi_msg_session_hdr *hdr)
struct iris_hfi_device *device;
u32 minor_ver;
core = list_first_entry(&cvp_driver->cores, struct msm_cvp_core, list);
core = cvp_driver->cvp_core;
if (core)
device = core->device->hfi_device_data;
else
@@ -823,7 +823,7 @@ static int __set_registers(struct iris_hfi_device *device)
return -EINVAL ;
}
core = list_first_entry(&cvp_driver->cores, struct msm_cvp_core, list);
core = cvp_driver->cvp_core;
pdata = core->platform_data;
reg_set = &device->res->reg_set;
@@ -2936,7 +2936,6 @@ static void __process_fatal_error(
{
struct msm_cvp_cb_cmd_done cmd_done = {0};
cmd_done.device_id = device->device_id;
device->callback(HAL_SYS_ERROR, &cmd_done);
}
@@ -2965,7 +2964,7 @@ static void iris_hfi_pm_handler(struct work_struct *work)
struct msm_cvp_core *core;
struct iris_hfi_device *device;
core = list_first_entry(&cvp_driver->cores, struct msm_cvp_core, list);
core = cvp_driver->cvp_core;
if (core)
device = core->device->hfi_device_data;
else
@@ -3357,7 +3356,7 @@ static int __response_handler(struct iris_hfi_device *device)
struct msm_cvp_cb_info info = {
.response_type = HAL_SYS_WATCHDOG_TIMEOUT,
.response.cmd = {
.device_id = device->device_id,
.device_id = 0,
}
};
@@ -3386,8 +3385,7 @@ static int __response_handler(struct iris_hfi_device *device)
int rc = 0;
print_msg_hdr(hdr);
rc = cvp_hfi_process_msg_packet(device->device_id,
raw_packet, info);
rc = cvp_hfi_process_msg_packet(0, raw_packet, info);
if (rc) {
dprintk(CVP_WARN,
"Corrupt/unknown packet found, discarding\n");
@@ -3464,7 +3462,7 @@ irqreturn_t iris_hfi_core_work_handler(int irq, void *data)
u32 intr_status;
static bool warning_on = true;
core = list_first_entry(&cvp_driver->cores, struct msm_cvp_core, list);
core = cvp_driver->cvp_core;
if (core)
device = core->device->hfi_device_data;
else
@@ -3544,7 +3542,7 @@ static void iris_hfi_wd_work_handler(struct work_struct *work)
struct iris_hfi_device *device;
struct msm_cvp_cb_cmd_done response = {0};
enum hal_command_response cmd = HAL_SYS_WATCHDOG_TIMEOUT;
core = list_first_entry(&cvp_driver->cores, struct msm_cvp_core, list);
core = cvp_driver->cvp_core;
if (core)
device = core->device->hfi_device_data;
else
@@ -3552,7 +3550,7 @@ static void iris_hfi_wd_work_handler(struct work_struct *work)
if (msm_cvp_hw_wd_recovery) {
dprintk(CVP_ERR, "Cleaning up as HW WD recovery is enable %d\n",
msm_cvp_hw_wd_recovery);
response.device_id = device->device_id;
response.device_id = 0;
handle_sys_error(cmd, (void *) &response);
enable_irq(device->cvp_hal_data->irq_wd);
}
@@ -4887,7 +4885,7 @@ static inline int __resume(struct iris_hfi_device *device)
return -EINVAL;
}
core = list_first_entry(&cvp_driver->cores, struct msm_cvp_core, list);
core = cvp_driver->cvp_core;
dprintk(CVP_PWR, "Resuming from power collapse\n");
rc = __iris_power_on(device);
@@ -5104,7 +5102,7 @@ static void __noc_error_info_iris2(struct iris_hfi_device *device)
bool log_required = false;
int rc;
core = list_first_entry(&cvp_driver->cores, struct msm_cvp_core, list);
core = cvp_driver->cvp_core;
if (!core->ssr_count && core->resources.max_ssr_allowed > 1)
log_required = true;
@@ -5286,8 +5284,7 @@ void __init_cvp_ops(struct iris_hfi_device *device)
device->vpu_ops = &iris2_ops;
}
static struct iris_hfi_device *__add_device(u32 device_id,
struct msm_cvp_platform_resources *res,
static struct iris_hfi_device *__add_device(struct msm_cvp_platform_resources *res,
hfi_cmd_response_callback callback)
{
struct iris_hfi_device *hdevice = NULL;
@@ -5298,8 +5295,6 @@ static struct iris_hfi_device *__add_device(u32 device_id,
return NULL;
}
dprintk(CVP_INFO, "%s: device_id: %d\n", __func__, device_id);
hdevice = kzalloc(sizeof(*hdevice), GFP_KERNEL);
if (!hdevice) {
dprintk(CVP_ERR, "failed to allocate new device\n");
@@ -5325,7 +5320,6 @@ static struct iris_hfi_device *__add_device(u32 device_id,
goto err_cleanup;
hdevice->res = res;
hdevice->device_id = device_id;
hdevice->callback = callback;
__init_cvp_ops(hdevice);
@@ -5361,8 +5355,7 @@ exit:
return NULL;
}
static struct iris_hfi_device *__get_device(u32 device_id,
struct msm_cvp_platform_resources *res,
static struct iris_hfi_device *__get_device(struct msm_cvp_platform_resources *res,
hfi_cmd_response_callback callback)
{
if (!res || !callback) {
@@ -5370,7 +5363,7 @@ static struct iris_hfi_device *__get_device(u32 device_id,
return NULL;
}
return __add_device(device_id, res, callback);
return __add_device(res, callback);
}
void cvp_iris_hfi_delete_device(void *device)
@@ -5381,7 +5374,7 @@ void cvp_iris_hfi_delete_device(void *device)
if (!device)
return;
core = list_first_entry(&cvp_driver->cores, struct msm_cvp_core, list);
core = cvp_driver->cvp_core;
if (core)
dev = core->device->hfi_device_data;
@@ -5448,7 +5441,7 @@ static void iris_init_hfi_callbacks(struct cvp_hfi_device *hdev)
hdev->debug_hook = iris_debug_hook;
}
int cvp_iris_hfi_initialize(struct cvp_hfi_device *hdev, u32 device_id,
int cvp_iris_hfi_initialize(struct cvp_hfi_device *hdev,
struct msm_cvp_platform_resources *res,
hfi_cmd_response_callback callback)
{
@@ -5461,7 +5454,7 @@ int cvp_iris_hfi_initialize(struct cvp_hfi_device *hdev, u32 device_id,
goto err_iris_hfi_init;
}
hdev->hfi_device_data = __get_device(device_id, res, callback);
hdev->hfi_device_data = __get_device(res, callback);
if (IS_ERR_OR_NULL(hdev->hfi_device_data)) {
rc = PTR_ERR(hdev->hfi_device_data) ?: -EINVAL;

3
msm/eva/cvp_hfi_api.h
View File

@@ -1,6 +1,7 @@
/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2018-2021, The Linux Foundation. All rights reserved.
* Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved.
*/
#ifndef __CVP_HFI_API_H__
@@ -298,7 +299,7 @@ enum cvp_status hfi_process_session_init_done_prop_read(
struct cvp_hal_session_init_done *session_init_done);
struct cvp_hfi_device *cvp_hfi_initialize(enum msm_cvp_hfi_type hfi_type,
u32 device_id, struct msm_cvp_platform_resources *res,
struct msm_cvp_platform_resources *res,
hfi_cmd_response_callback callback);
void cvp_hfi_deinitialize(enum msm_cvp_hfi_type hfi_type,
struct cvp_hfi_device *hdev);

4
msm/eva/cvp_power.c
View File

@@ -155,7 +155,7 @@ static int adjust_bw_freqs(void)
int i, rc = 0, bus_count = 0;
unsigned long ctrl_freq;
core = list_first_entry(&cvp_driver->cores, struct msm_cvp_core, list);
core = cvp_driver->cvp_core;
hdev = core->device->hfi_device_data;
clocks = &core->resources.clock_set;
@@ -444,7 +444,7 @@ unsigned int msm_cvp_get_hw_aggregate_cycles(enum hfi_hw_thread hwblk)
struct msm_cvp_inst *inst;
unsigned long cycles_sum = 0;
core = list_first_entry(&cvp_driver->cores, struct msm_cvp_core, list);
core = cvp_driver->cvp_core;
if (!core) {
dprintk(CVP_ERR, "%s: invalid core\n", __func__);

4
msm/eva/cvp_smem.c
View File

@@ -579,7 +579,7 @@ int msm_cvp_map_ipcc_regs(u32 *iova)
phys_addr_t paddr;
u32 size;
core = list_first_entry(&cvp_driver->cores, struct msm_cvp_core, list);
core = cvp_driver->cvp_core;
if (core) {
hfi_ops = core->device;
if (hfi_ops)
@@ -616,7 +616,7 @@ int msm_cvp_unmap_ipcc_regs(u32 iova)
struct iris_hfi_device *dev = NULL;
u32 size;
core = list_first_entry(&cvp_driver->cores, struct msm_cvp_core, list);
core = cvp_driver->cvp_core;
if (core) {
hfi_ops = core->device;
if (hfi_ops)

4
msm/eva/hfi_response_handler.c
View File

@@ -523,7 +523,7 @@ static int hfi_process_session_dump_notify(u32 device_id,
return -E2BIG;
}
session_id = get_msg_session_id(pkt);
core = list_first_entry(&cvp_driver->cores, struct msm_cvp_core, list);
core = cvp_driver->cvp_core;
inst = cvp_get_inst_from_id(core, session_id);
if (!inst) {
dprintk(CVP_ERR, "%s: invalid session\n", __func__);
@@ -568,7 +568,7 @@ static int hfi_process_session_cvp_msg(u32 device_id,
return -E2BIG;
}
session_id = get_msg_session_id(pkt);
core = list_first_entry(&cvp_driver->cores, struct msm_cvp_core, list);
core = cvp_driver->cvp_core;
inst = cvp_get_inst_from_id(core, session_id);
if (!inst) {

1
msm/eva/msm_cvp.c
View File

@@ -1647,7 +1647,6 @@ int msm_cvp_session_init(struct msm_cvp_inst *inst)
inst, hash32_ptr(inst->session));
/* set default frequency */
inst->clk_data.core_id = 0;
inst->clk_data.min_freq = 1000;
inst->clk_data.ddr_bw = 1000;
inst->clk_data.sys_cache_bw = 1000;

4
msm/eva/msm_cvp_buf.c
View File

@@ -1702,7 +1702,7 @@ int msm_cvp_map_frame(struct msm_cvp_inst *inst,
struct msm_cvp_inst *instance = (struct msm_cvp_inst *)0xdeadbeef;
struct msm_cvp_core *core = NULL;
core = get_cvp_core(MSM_CORE_CVP);
core = cvp_driver->cvp_core;
if (!core)
return -EINVAL;
@@ -1903,7 +1903,7 @@ void msm_cvp_print_inst_bufs(struct msm_cvp_inst *inst, bool log)
struct inst_snapshot *snap = NULL;
int i = 0, c = 0;
core = list_first_entry(&cvp_driver->cores, struct msm_cvp_core, list);
core = cvp_driver->cvp_core;
if (log && core->log.snapshot_index < 16) {
snap = &core->log.snapshot[core->log.snapshot_index];
snap->session = inst->session;

140
msm/eva/msm_cvp_common.c
View File

@@ -72,31 +72,6 @@ void print_hfi_queue_info(struct cvp_hfi_device *hdev)
}
}
struct msm_cvp_core *get_cvp_core(int core_id)
{
struct msm_cvp_core *core;
int found = 0;
if (core_id > MSM_CVP_CORES_MAX) {
dprintk(CVP_ERR, "Core id = %d is greater than max = %d\n",
core_id, MSM_CVP_CORES_MAX);
return NULL;
}
mutex_lock(&cvp_driver->lock);
list_for_each_entry(core, &cvp_driver->cores, list) {
if (core->id == core_id) {
found = 1;
break;
}
}
mutex_unlock(&cvp_driver->lock);
if (found)
return core;
return NULL;
}
static void handle_sys_init_done(enum hal_command_response cmd, void *data)
{
struct msm_cvp_cb_cmd_done *response = data;
@@ -116,7 +91,7 @@ static void handle_sys_init_done(enum hal_command_response cmd, void *data)
"Failed to get valid response for sys init\n");
return;
}
core = get_cvp_core(response->device_id);
core = cvp_driver->cvp_core;
if (!core) {
dprintk(CVP_ERR, "Wrong device_id received\n");
return;
@@ -239,8 +214,7 @@ static void handle_session_set_buf_done(enum hal_command_response cmd,
return;
}
inst = cvp_get_inst(get_cvp_core(response->device_id),
response->session_id);
inst = cvp_get_inst(cvp_driver->cvp_core, response->session_id);
if (!inst) {
dprintk(CVP_WARN, "set_buf_done has an inactive session\n");
return;
@@ -275,8 +249,7 @@ static void handle_session_release_buf_done(enum hal_command_response cmd,
return;
}
inst = cvp_get_inst(get_cvp_core(response->device_id),
response->session_id);
inst = cvp_get_inst(cvp_driver->cvp_core, response->session_id);
if (!inst) {
dprintk(CVP_WARN,
"%s: Got a response for an inactive session\n",
@@ -321,7 +294,7 @@ static void handle_sys_release_res_done(
"Failed to get valid response for sys init\n");
return;
}
core = get_cvp_core(response->device_id);
core = cvp_driver->cvp_core;
if (!core) {
dprintk(CVP_ERR, "Wrong device_id received\n");
return;
@@ -428,8 +401,7 @@ static void handle_session_init_done(enum hal_command_response cmd, void *data)
return;
}
inst = cvp_get_inst(get_cvp_core(response->device_id),
response->session_id);
inst = cvp_get_inst(cvp_driver->cvp_core, response->session_id);
if (!inst) {
dprintk(CVP_WARN, "%s:Got a response for an inactive session\n",
@@ -471,8 +443,7 @@ static void handle_session_dump_notify(enum hal_command_response cmd,
return;
}
inst = cvp_get_inst(get_cvp_core(response->device_id),
response->session_id);
inst = cvp_get_inst(cvp_driver->cvp_core, response->session_id);
if (!inst) {
dprintk(CVP_WARN, "%s:Got a response for an inactive session\n",
__func__);
@@ -497,8 +468,7 @@ static void handle_release_res_done(enum hal_command_response cmd, void *data)
return;
}
inst = cvp_get_inst(get_cvp_core(response->device_id),
response->session_id);
inst = cvp_get_inst(cvp_driver->cvp_core, response->session_id);
if (!inst) {
dprintk(CVP_WARN, "%s:Got a response for an inactive session\n",
__func__);
@@ -520,8 +490,7 @@ static void handle_session_ctrl(enum hal_command_response cmd, void *data)
return;
}
inst = cvp_get_inst(get_cvp_core(response->device_id),
response->session_id);
inst = cvp_get_inst(cvp_driver->cvp_core, response->session_id);
if (!inst) {
dprintk(CVP_WARN, "%s:Got a response for an inactive session\n",
__func__);
@@ -551,8 +520,7 @@ static void handle_session_error(enum hal_command_response cmd, void *data)
return;
}
inst = cvp_get_inst(get_cvp_core(response->device_id),
response->session_id);
inst = cvp_get_inst(cvp_driver->cvp_core, response->session_id);
if (!inst) {
dprintk(CVP_WARN, "%s: response for an inactive session\n",
__func__);
@@ -596,7 +564,7 @@ void handle_sys_error(enum hal_command_response cmd, void *data)
return;
}
core = get_cvp_core(response->device_id);
core = cvp_driver->cvp_core;
if (!core) {
dprintk(CVP_ERR,
"Got SYS_ERR but unable to identify core\n");
@@ -702,8 +670,7 @@ static void handle_session_close(enum hal_command_response cmd, void *data)
return;
}
inst = cvp_get_inst(get_cvp_core(response->device_id),
response->session_id);
inst = cvp_get_inst(cvp_driver->cvp_core, response->session_id);
if (!inst) {
dprintk(CVP_WARN, "%s: response for an inactive session\n",
__func__);
@@ -784,53 +751,6 @@ static inline enum msm_cvp_thermal_level msm_comm_cvp_thermal_level(int level)
}
}
static bool is_core_turbo(struct msm_cvp_core *core, unsigned long freq)
{
int i = 0;
struct allowed_clock_rates_table *allowed_clks_tbl = NULL;
u32 max_freq = 0;
allowed_clks_tbl = core->resources.allowed_clks_tbl;
for (i = 0; i < core->resources.allowed_clks_tbl_size; i++) {
if (max_freq < allowed_clks_tbl[i].clock_rate)
max_freq = allowed_clks_tbl[i].clock_rate;
}
return freq >= max_freq;
}
static bool is_thermal_permissible(struct msm_cvp_core *core)
{
enum msm_cvp_thermal_level tl;
unsigned long freq = 0;
bool is_turbo = false;
if (!core->resources.thermal_mitigable)
return true;
if (msm_cvp_thermal_mitigation_disabled) {
dprintk(CVP_CORE,
"Thermal mitigation not enabled. debugfs %d\n",
msm_cvp_thermal_mitigation_disabled);
return true;
}
tl = msm_comm_cvp_thermal_level(cvp_driver->thermal_level);
freq = core->curr_freq;
is_turbo = is_core_turbo(core, freq);
dprintk(CVP_CORE,
"Core freq %ld Thermal level %d Turbo mode %d\n",
freq, tl, is_turbo);
if (is_turbo && tl >= CVP_THERMAL_LOW) {
dprintk(CVP_ERR,
"CVP session not allowed. Turbo mode %d Thermal level %d\n",
is_turbo, tl);
return false;
}
return true;
}
static int msm_comm_session_abort(struct msm_cvp_inst *inst)
{
int rc = 0, abort_completion = 0;
@@ -875,22 +795,9 @@ exit:
return rc;
}
static void handle_thermal_event(struct msm_cvp_core *core)
{
dprintk(CVP_WARN, "Deprecated thermal_event handler\n");
}
void msm_cvp_comm_handle_thermal_event(void)
{
struct msm_cvp_core *core;
list_for_each_entry(core, &cvp_driver->cores, list) {
if (!is_thermal_permissible(core)) {
dprintk(CVP_WARN,
"Thermal level critical, stop all active sessions!\n");
handle_thermal_event(core);
}
}
dprintk(CVP_WARN, "deprecated %s called\n", __func__);
}
int msm_cvp_comm_check_core_init(struct msm_cvp_core *core)
@@ -900,8 +807,8 @@ int msm_cvp_comm_check_core_init(struct msm_cvp_core *core)
mutex_lock(&core->lock);
if (core->state >= CVP_CORE_INIT_DONE) {
dprintk(CVP_INFO, "CVP core: %d is already in state: %d\n",
core->id, core->state);
dprintk(CVP_INFO, "CVP core: is already in state: %d\n",
core->state);
goto exit;
}
dprintk(CVP_CORE, "Waiting for SYS_INIT_DONE\n");
@@ -952,8 +859,8 @@ static int msm_comm_init_core(struct msm_cvp_inst *inst)
hdev = core->device;
mutex_lock(&core->lock);
if (core->state >= CVP_CORE_INIT) {
dprintk(CVP_CORE, "CVP core: %d is already in state: %d\n",
core->id, core->state);
dprintk(CVP_CORE, "CVP core: is already in state: %d\n",
core->state);
goto core_already_inited;
}
if (!core->capabilities) {
@@ -974,8 +881,7 @@ static int msm_comm_init_core(struct msm_cvp_inst *inst)
dprintk(CVP_CORE, "%s: core %pK\n", __func__, core);
rc = call_hfi_op(hdev, core_init, hdev->hfi_device_data);
if (rc) {
dprintk(CVP_ERR, "Failed to init core, id = %d\n",
core->id);
dprintk(CVP_ERR, "Failed to init core\n");
goto fail_core_init;
}
core->state = CVP_CORE_INIT;
@@ -1095,17 +1001,16 @@ exit:
return rc;
}
int msm_cvp_comm_suspend(int core_id)
int msm_cvp_comm_suspend(void)
{
struct cvp_hfi_device *hdev;
struct msm_cvp_core *core;
int rc = 0;
core = get_cvp_core(core_id);
core = cvp_driver->cvp_core;
if (!core) {
dprintk(CVP_ERR,
"%s: Failed to find core for core_id = %d\n",
__func__, core_id);
"%s: Failed to find cvp core\n", __func__);
return -EINVAL;
}
@@ -1153,7 +1058,7 @@ int msm_cvp_comm_try_state(struct msm_cvp_inst *inst, int state)
int flipped_state;
struct msm_cvp_core *core;
core = list_first_entry(&cvp_driver->cores, struct msm_cvp_core, list);
core = cvp_driver->cvp_core;
if (!inst) {
dprintk(CVP_ERR, "%s: invalid params %pK", __func__, inst);
@@ -1362,7 +1267,6 @@ void msm_cvp_comm_generate_sys_error(struct msm_cvp_inst *inst)
}
dprintk(CVP_WARN, "%s: inst %pK\n", __func__, inst);
core = inst->core;
response.device_id = (u32) core->id;
handle_sys_error(cmd, (void *) &response);
}
@@ -1480,7 +1384,7 @@ bool is_cvp_inst_valid(struct msm_cvp_inst *inst)
struct msm_cvp_core *core;
struct msm_cvp_inst *sess;
core = list_first_entry(&cvp_driver->cores, struct msm_cvp_core, list);
core = cvp_driver->cvp_core;
if (!core)
return false;

3
msm/eva/msm_cvp_common.h
View File

@@ -16,10 +16,9 @@ struct msm_cvp_inst *cvp_get_inst_validate(struct msm_cvp_core *core,
bool is_cvp_inst_valid(struct msm_cvp_inst *inst);
void cvp_change_inst_state(struct msm_cvp_inst *inst,
enum instance_state state);
struct msm_cvp_core *get_cvp_core(int core_id);
int msm_cvp_comm_try_state(struct msm_cvp_inst *inst, int state);
int msm_cvp_deinit_core(struct msm_cvp_inst *inst);
int msm_cvp_comm_suspend(int core_id);
int msm_cvp_comm_suspend(void);
void msm_cvp_comm_session_clean(struct msm_cvp_inst *inst);
int msm_cvp_comm_kill_session(struct msm_cvp_inst *inst);
void msm_cvp_comm_generate_sys_error(struct msm_cvp_inst *inst);

19
msm/eva/msm_cvp_core.c
View File

@@ -1,6 +1,7 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2018-2021, The Linux Foundation. All rights reserved.
* Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved.
*/
#include <linux/dma-direction.h>
@@ -138,7 +139,7 @@ static void __deinit_session_queue(struct msm_cvp_inst *inst)
wake_up_all(&inst->session_queue.wq);
}
void *msm_cvp_open(int core_id, int session_type, struct task_struct *task)
void *msm_cvp_open(int session_type, struct task_struct *task)
{
struct msm_cvp_inst *inst = NULL;
struct msm_cvp_core *core = NULL;
@@ -146,16 +147,9 @@ void *msm_cvp_open(int core_id, int session_type, struct task_struct *task)
int i = 0;
u32 instance_count;
if (core_id >= MSM_CVP_CORES_MAX ||
session_type >= MSM_CVP_MAX_DEVICES) {
dprintk(CVP_ERR, "Invalid input, core_id = %d, session = %d\n",
core_id, session_type);
goto err_invalid_core;
}
core = get_cvp_core(core_id);
core = cvp_driver->cvp_core;
if (!core) {
dprintk(CVP_ERR,
"Failed to find core for core_id = %d\n", core_id);
dprintk(CVP_ERR, "%s CVP core not initialized\n", __func__);
goto err_invalid_core;
}
@@ -210,7 +204,6 @@ void *msm_cvp_open(int core_id, int session_type, struct task_struct *task)
inst->clk_data.ddr_bw = 0;
inst->clk_data.sys_cache_bw = 0;
inst->clk_data.bitrate = 0;
inst->clk_data.core_id = 0;
for (i = SESSION_MSG_INDEX(SESSION_MSG_START);
i <= SESSION_MSG_INDEX(SESSION_MSG_END); i++) {
@@ -473,8 +466,8 @@ int msm_cvp_close(void *instance)
}
EXPORT_SYMBOL(msm_cvp_close);
int msm_cvp_suspend(int core_id)
int msm_cvp_suspend(void)
{
return msm_cvp_comm_suspend(core_id);
return msm_cvp_comm_suspend();
}
EXPORT_SYMBOL(msm_cvp_suspend);

9
msm/eva/msm_cvp_core.h
View File

@@ -20,11 +20,6 @@
#define DDR_TYPE_LPDDR4Y 0x8
#define DDR_TYPE_LPDDR5 0x9
enum core_id {
MSM_CORE_CVP = 0,
MSM_CVP_CORES_MAX,
};
enum session_type {
MSM_CVP_USER = 1,
MSM_CVP_KERNEL,
@@ -34,9 +29,9 @@ enum session_type {
MSM_CVP_MAX_DEVICES = MSM_CVP_UNKNOWN,
};
void *msm_cvp_open(int core_id, int session_type, struct task_struct *task);
void *msm_cvp_open(int session_type, struct task_struct *task);
int msm_cvp_close(void *instance);
int msm_cvp_suspend(int core_id);
int msm_cvp_suspend(void);
int msm_cvp_poll(void *instance, struct file *filp,
struct poll_table_struct *pt);
int msm_cvp_private(void *cvp_inst, unsigned int cmd,

21
msm/eva/msm_cvp_debug.c
View File

@@ -1,6 +1,7 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2018-2021, The Linux Foundation. All rights reserved.
* Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved.
*/
#include <linux/debugfs.h>
@@ -90,7 +91,7 @@ static ssize_t core_info_read(struct file *file, char __user *buf,
hdev = core->device;
cur += write_str(cur, end - cur, "===============================\n");
cur += write_str(cur, end - cur, "CORE %d: %pK\n", core->id, core);
cur += write_str(cur, end - cur, "CORE %d: %pK\n", 0, core);
cur += write_str(cur, end - cur, "===============================\n");
cur += write_str(cur, end - cur, "Core state: %d\n", core->state);
rc = call_hfi_op(hdev, get_fw_info, hdev->hfi_device_data, &fw_info);
@@ -181,7 +182,7 @@ static int cvp_power_get(void *data, u64 *val)
struct msm_cvp_core *core;
struct iris_hfi_device *hfi_device;
core = list_first_entry(&cvp_driver->cores, struct msm_cvp_core, list);
core = cvp_driver->cvp_core;
if (!core)
return 0;
hfi_ops = core->device;
@@ -206,7 +207,7 @@ static int cvp_power_set(void *data, u64 val)
struct iris_hfi_device *hfi_device;
int rc = 0;
core = list_first_entry(&cvp_driver->cores, struct msm_cvp_core, list);
core = cvp_driver->cvp_core;
if (!core)
return -EINVAL;
@@ -288,7 +289,7 @@ static int _clk_rate_set(void *data, u64 val)
struct allowed_clock_rates_table *tbl = NULL;
unsigned int tbl_size, i;
core = list_first_entry(&cvp_driver->cores, struct msm_cvp_core, list);
core = cvp_driver->cvp_core;
dev = core->device;
tbl = core->resources.allowed_clks_tbl;
tbl_size = core->resources.allowed_clks_tbl_size;
@@ -324,7 +325,7 @@ static int _clk_rate_get(void *data, u64 *val)
struct msm_cvp_core *core;
struct iris_hfi_device *hdev;
core = list_first_entry(&cvp_driver->cores, struct msm_cvp_core, list);
core = cvp_driver->cvp_core;
hdev = core->device->hfi_device_data;
if (msm_cvp_clock_voting)
*val = msm_cvp_clock_voting;
@@ -357,7 +358,7 @@ DEFINE_DEBUGFS_ATTRIBUTE(dsp_debug_fops, _dsp_dbg_get, _dsp_dbg_set, "%llu\n");
static int _max_ssr_set(void *data, u64 val)
{
struct msm_cvp_core *core;
core = list_first_entry(&cvp_driver->cores, struct msm_cvp_core, list);
core = cvp_driver->cvp_core;
if (core) {
if (val < 1) {
dprintk(CVP_WARN,
@@ -373,7 +374,7 @@ static int _max_ssr_set(void *data, u64 val)
static int _max_ssr_get(void *data, u64 *val)
{
struct msm_cvp_core *core;
core = list_first_entry(&cvp_driver->cores, struct msm_cvp_core, list);
core = cvp_driver->cvp_core;
if (core)
*val = core->resources.max_ssr_allowed;
@@ -385,7 +386,7 @@ DEFINE_DEBUGFS_ATTRIBUTE(max_ssr_fops, _max_ssr_get, _max_ssr_set, "%llu\n");
static int _ssr_stall_set(void *data, u64 val)
{
struct msm_cvp_core *core;
core = list_first_entry(&cvp_driver->cores, struct msm_cvp_core, list);
core = cvp_driver->cvp_core;
if (core)
core->resources.fatal_ssr = (val >= 1) ? true : false;
@@ -395,7 +396,7 @@ static int _ssr_stall_set(void *data, u64 val)
static int _ssr_stall_get(void *data, u64 *val)
{
struct msm_cvp_core *core;
core = list_first_entry(&cvp_driver->cores, struct msm_cvp_core, list);
core = cvp_driver->cvp_core;
if (core)
*val = core->resources.fatal_ssr ? 1 : 0;
@@ -416,7 +417,7 @@ struct dentry *msm_cvp_debugfs_init_core(struct msm_cvp_core *core,
goto failed_create_dir;
}
snprintf(debugfs_name, MAX_DEBUGFS_NAME, "core%d", core->id);
snprintf(debugfs_name, MAX_DEBUGFS_NAME, "core%d", 0);
dir = debugfs_create_dir(debugfs_name, parent);
if (IS_ERR_OR_NULL(dir)) {
dir = NULL;

13
msm/eva/msm_cvp_dsp.c
View File

@@ -1,6 +1,7 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2018-2021, The Linux Foundation. All rights reserved.
* Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved.
*/
#include <linux/module.h>
#include <linux/rpmsg.h>
@@ -494,7 +495,7 @@ static bool dsp_session_exist(void)
struct msm_cvp_core *core;
struct msm_cvp_inst *inst = NULL;
core = list_first_entry(&cvp_driver->cores, struct msm_cvp_core, list);
core = cvp_driver->cvp_core;
if (core) {
mutex_lock(&core->lock);
list_for_each_entry(inst, &core->instances, list) {
@@ -896,7 +897,7 @@ static int __reinit_dsp(void)
struct msm_cvp_core *core;
struct iris_hfi_device *device;
core = list_first_entry(&cvp_driver->cores, struct msm_cvp_core, list);
core = cvp_driver->cvp_core;
if (core && core->device)
device = core->device->hfi_device_data;
else
@@ -1365,7 +1366,7 @@ void cvp_dsp_send_hfi_queue(void)
uint32_t size;
int rc;
core = list_first_entry(&cvp_driver->cores, struct msm_cvp_core, list);
core = cvp_driver->cvp_core;
if (core && core->device)
device = core->device->hfi_device_data;
else
@@ -1469,7 +1470,7 @@ static void *get_inst_from_dsp(uint32_t session_cpu_high, uint32_t session_cpu_l
return inst;
}
core = list_first_entry(&cvp_driver->cores, struct msm_cvp_core, list);
core = cvp_driver->cvp_core;
if (core) {
mutex_lock(&core->lock);
list_for_each_entry(sess_inst, &core->instances, list) {
@@ -1565,7 +1566,7 @@ static void __dsp_cvp_sess_create(struct cvp_dsp_cmd_msg *cmd)
goto fail_lookup;
}
inst = msm_cvp_open(MSM_CORE_CVP, MSM_CVP_DSP, task);
inst = msm_cvp_open(MSM_CVP_DSP, task);
if (!inst) {
dprintk(CVP_ERR, "%s Failed create instance\n", __func__);
goto fail_msm_cvp_open;
@@ -2099,7 +2100,7 @@ static int cvp_dsp_thread(void *data)
struct cvp_hfi_device *hdev;
struct msm_cvp_core *core;
core = list_first_entry(&cvp_driver->cores, struct msm_cvp_core, list);
core = cvp_driver->cvp_core;
if (!core) {
dprintk(CVP_ERR, "%s: Failed to find core\n", __func__);
rc = -EINVAL;

7
msm/eva/msm_cvp_internal.h
View File

@@ -1,6 +1,7 @@
/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2018-2021, The Linux Foundation. All rights reserved.
* Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved.
*/
#ifndef _MSM_CVP_INTERNAL_H_
@@ -135,8 +136,7 @@ struct cvp_kmem_cache {
struct msm_cvp_drv {
struct mutex lock;
struct list_head cores;
int num_cores;
struct msm_cvp_core *cvp_core;
struct dentry *debugfs_root;
int thermal_level;
u32 sku_version;
@@ -170,7 +170,6 @@ struct cvp_clock_data {
u32 ddr_bw;
u32 sys_cache_bw;
u32 operating_rate;
u32 core_id;
bool low_latency_mode;
bool turbo_mode;
};
@@ -331,10 +330,8 @@ struct cvp_debug_log {
};
struct msm_cvp_core {
struct list_head list;
struct mutex lock;
struct mutex clk_lock;
int id;
dev_t dev_num;
struct cdev cdev;
struct class *class;