[PATCH] drm/amdgpu: Remove wrapper layer of cgs irq handling

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Am 20.03.2018 um 12:25 schrieb Rex Zhu:
> 1. remove struct cgs_os_ops
> 2. delete cgs_linux.h
> 3. refine the irq code for vega10
>
> Change-Id: I1b1b56c38596e632fe627c436a5072ae5b359b8c
> Signed-off-by: Rex Zhu <Rex.Zhu at amd.com>

Acked-by: Christian König <christian.koenig at amd.com>

> ---
>   drivers/gpu/drm/amd/acp/include/acp_gfx_if.h       |   1 -
>   drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c            | 111 -------------------
>   drivers/gpu/drm/amd/display/dc/os_types.h          |   2 +-
>   drivers/gpu/drm/amd/include/cgs_common.h           |   1 -
>   drivers/gpu/drm/amd/include/cgs_linux.h            | 119 ---------------------
>   drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c        |  46 +-------
>   drivers/gpu/drm/amd/powerplay/hwmgr/smu_helper.c   |  28 +++++
>   drivers/gpu/drm/amd/powerplay/hwmgr/smu_helper.h   |   5 +
>   drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c |  36 ++++---
>   drivers/gpu/drm/amd/powerplay/inc/hwmgr.h          |   5 -
>   10 files changed, 56 insertions(+), 298 deletions(-)
>   delete mode 100644 drivers/gpu/drm/amd/include/cgs_linux.h
>
> diff --git a/drivers/gpu/drm/amd/acp/include/acp_gfx_if.h b/drivers/gpu/drm/amd/acp/include/acp_gfx_if.h
> index a72ddb2f..feab8eb 100644
> --- a/drivers/gpu/drm/amd/acp/include/acp_gfx_if.h
> +++ b/drivers/gpu/drm/amd/acp/include/acp_gfx_if.h
> @@ -25,7 +25,6 @@
>   #define _ACP_GFX_IF_H
>   
>   #include <linux/types.h>
> -#include "cgs_linux.h"
>   #include "cgs_common.h"
>   
>   int amd_acp_hw_init(struct cgs_device *cgs_device,
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
> index 5b37c1a..0f2b376 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
> @@ -28,7 +28,6 @@
>   #include <linux/firmware.h>
>   #include <drm/amdgpu_drm.h>
>   #include "amdgpu.h"
> -#include "cgs_linux.h"
>   #include "atom.h"
>   #include "amdgpu_ucode.h"
>   
> @@ -182,109 +181,6 @@ static int amdgpu_cgs_atom_exec_cmd_table(struct cgs_device *cgs_device, unsigne
>   		adev->mode_info.atom_context, table, args);
>   }
>   
> -struct cgs_irq_params {
> -	unsigned src_id;
> -	cgs_irq_source_set_func_t set;
> -	cgs_irq_handler_func_t handler;
> -	void *private_data;
> -};
> -
> -static int cgs_set_irq_state(struct amdgpu_device *adev,
> -			     struct amdgpu_irq_src *src,
> -			     unsigned type,
> -			     enum amdgpu_interrupt_state state)
> -{
> -	struct cgs_irq_params *irq_params =
> -		(struct cgs_irq_params *)src->data;
> -	if (!irq_params)
> -		return -EINVAL;
> -	if (!irq_params->set)
> -		return -EINVAL;
> -	return irq_params->set(irq_params->private_data,
> -			       irq_params->src_id,
> -			       type,
> -			       (int)state);
> -}
> -
> -static int cgs_process_irq(struct amdgpu_device *adev,
> -			   struct amdgpu_irq_src *source,
> -			   struct amdgpu_iv_entry *entry)
> -{
> -	struct cgs_irq_params *irq_params =
> -		(struct cgs_irq_params *)source->data;
> -	if (!irq_params)
> -		return -EINVAL;
> -	if (!irq_params->handler)
> -		return -EINVAL;
> -	return irq_params->handler(irq_params->private_data,
> -				   irq_params->src_id,
> -				   entry->iv_entry);
> -}
> -
> -static const struct amdgpu_irq_src_funcs cgs_irq_funcs = {
> -	.set = cgs_set_irq_state,
> -	.process = cgs_process_irq,
> -};
> -
> -static int amdgpu_cgs_add_irq_source(void *cgs_device,
> -				     unsigned client_id,
> -				     unsigned src_id,
> -				     unsigned num_types,
> -				     cgs_irq_source_set_func_t set,
> -				     cgs_irq_handler_func_t handler,
> -				     void *private_data)
> -{
> -	CGS_FUNC_ADEV;
> -	int ret = 0;
> -	struct cgs_irq_params *irq_params;
> -	struct amdgpu_irq_src *source =
> -		kzalloc(sizeof(struct amdgpu_irq_src), GFP_KERNEL);
> -	if (!source)
> -		return -ENOMEM;
> -	irq_params =
> -		kzalloc(sizeof(struct cgs_irq_params), GFP_KERNEL);
> -	if (!irq_params) {
> -		kfree(source);
> -		return -ENOMEM;
> -	}
> -	source->num_types = num_types;
> -	source->funcs = &cgs_irq_funcs;
> -	irq_params->src_id = src_id;
> -	irq_params->set = set;
> -	irq_params->handler = handler;
> -	irq_params->private_data = private_data;
> -	source->data = (void *)irq_params;
> -	ret = amdgpu_irq_add_id(adev, client_id, src_id, source);
> -	if (ret) {
> -		kfree(irq_params);
> -		kfree(source);
> -	}
> -
> -	return ret;
> -}
> -
> -static int amdgpu_cgs_irq_get(void *cgs_device, unsigned client_id,
> -			      unsigned src_id, unsigned type)
> -{
> -	CGS_FUNC_ADEV;
> -
> -	if (!adev->irq.client[client_id].sources)
> -		return -EINVAL;
> -
> -	return amdgpu_irq_get(adev, adev->irq.client[client_id].sources[src_id], type);
> -}
> -
> -static int amdgpu_cgs_irq_put(void *cgs_device, unsigned client_id,
> -			      unsigned src_id, unsigned type)
> -{
> -	CGS_FUNC_ADEV;
> -
> -	if (!adev->irq.client[client_id].sources)
> -		return -EINVAL;
> -
> -	return amdgpu_irq_put(adev, adev->irq.client[client_id].sources[src_id], type);
> -}
> -
>   static int amdgpu_cgs_set_clockgating_state(struct cgs_device *cgs_device,
>   				  enum amd_ip_block_type block_type,
>   				  enum amd_clockgating_state state)
> @@ -792,12 +688,6 @@ static int amdgpu_cgs_notify_dpm_enabled(struct cgs_device *cgs_device, bool ena
>   	.lock_grbm_idx = amdgpu_cgs_lock_grbm_idx,
>   };
>   
> -static const struct cgs_os_ops amdgpu_cgs_os_ops = {
> -	.add_irq_source = amdgpu_cgs_add_irq_source,
> -	.irq_get = amdgpu_cgs_irq_get,
> -	.irq_put = amdgpu_cgs_irq_put
> -};
> -
>   struct cgs_device *amdgpu_cgs_create_device(struct amdgpu_device *adev)
>   {
>   	struct amdgpu_cgs_device *cgs_device =
> @@ -809,7 +699,6 @@ struct cgs_device *amdgpu_cgs_create_device(struct amdgpu_device *adev)
>   	}
>   
>   	cgs_device->base.ops = &amdgpu_cgs_ops;
> -	cgs_device->base.os_ops = &amdgpu_cgs_os_ops;
>   	cgs_device->adev = adev;
>   
>   	return (struct cgs_device *)cgs_device;
> diff --git a/drivers/gpu/drm/amd/display/dc/os_types.h b/drivers/gpu/drm/amd/display/dc/os_types.h
> index 1fcbc99..a407892 100644
> --- a/drivers/gpu/drm/amd/display/dc/os_types.h
> +++ b/drivers/gpu/drm/amd/display/dc/os_types.h
> @@ -32,7 +32,7 @@
>   
>   #include <linux/kref.h>
>   
> -#include "cgs_linux.h"
> +#include "cgs_common.h"
>   
>   #if defined(__BIG_ENDIAN) && !defined(BIGENDIAN_CPU)
>   #define BIGENDIAN_CPU
> diff --git a/drivers/gpu/drm/amd/include/cgs_common.h b/drivers/gpu/drm/amd/include/cgs_common.h
> index 6ff8f35..f2814ae 100644
> --- a/drivers/gpu/drm/amd/include/cgs_common.h
> +++ b/drivers/gpu/drm/amd/include/cgs_common.h
> @@ -290,7 +290,6 @@ struct cgs_ops {
>   struct cgs_device
>   {
>   	const struct cgs_ops *ops;
> -	const struct cgs_os_ops *os_ops;
>   	/* to be embedded at the start of driver private structure */
>   };
>   
> diff --git a/drivers/gpu/drm/amd/include/cgs_linux.h b/drivers/gpu/drm/amd/include/cgs_linux.h
> deleted file mode 100644
> index bc7446c..0000000
> --- a/drivers/gpu/drm/amd/include/cgs_linux.h
> +++ /dev/null
> @@ -1,119 +0,0 @@
> -/*
> - * Copyright 2015 Advanced Micro Devices, Inc.
> - *
> - * Permission is hereby granted, free of charge, to any person obtaining a
> - * copy of this software and associated documentation files (the "Software"),
> - * to deal in the Software without restriction, including without limitation
> - * the rights to use, copy, modify, merge, publish, distribute, sublicense,
> - * and/or sell copies of the Software, and to permit persons to whom the
> - * Software is furnished to do so, subject to the following conditions:
> - *
> - * The above copyright notice and this permission notice shall be included in
> - * all copies or substantial portions of the Software.
> - *
> - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
> - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
> - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
> - * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
> - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
> - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
> - * OTHER DEALINGS IN THE SOFTWARE.
> - *
> - *
> - */
> -#ifndef _CGS_LINUX_H
> -#define _CGS_LINUX_H
> -
> -#include "cgs_common.h"
> -
> -/**
> - * cgs_irq_source_set_func() - Callback for enabling/disabling interrupt sources
> - * @private_data:  private data provided to cgs_add_irq_source
> - * @src_id:        interrupt source ID
> - * @type:          interrupt type
> - * @enabled:       0 = disable source, non-0 = enable source
> - *
> - * Return:  0 on success, -errno otherwise
> - */
> -typedef int (*cgs_irq_source_set_func_t)(void *private_data,
> -					 unsigned src_id, unsigned type,
> -					 int enabled);
> -
> -/**
> - * cgs_irq_handler_func() - Interrupt handler callback
> - * @private_data:  private data provided to cgs_add_irq_source
> - * @src_id:        interrupt source ID
> - * @iv_entry:      pointer to raw ih ring entry
> - *
> - * This callback runs in interrupt context.
> - *
> - * Return:  0 on success, -errno otherwise
> - */
> -typedef int (*cgs_irq_handler_func_t)(void *private_data,
> -				      unsigned src_id, const uint32_t *iv_entry);
> -
> -/**
> - * cgs_add_irq_source() - Add an IRQ source
> - * @cgs_device:    opaque device handle
> - * @src_id:        interrupt source ID
> - * @num_types:     number of interrupt types that can be independently enabled
> - * @set:           callback function to enable/disable an interrupt type
> - * @handler:       interrupt handler callback
> - * @private_data:  private data to pass to callback functions
> - *
> - * The same IRQ source can be added only once. Adding an IRQ source
> - * indicates ownership of that IRQ source and all its IRQ types.
> - *
> - * Return:  0 on success, -errno otherwise
> - */
> -typedef int (*cgs_add_irq_source_t)(void *cgs_device, unsigned client_id,
> -				    unsigned src_id,
> -				    unsigned num_types,
> -				    cgs_irq_source_set_func_t set,
> -				    cgs_irq_handler_func_t handler,
> -				    void *private_data);
> -
> -/**
> - * cgs_irq_get() - Request enabling an IRQ source and type
> - * @cgs_device:  opaque device handle
> - * @src_id:      interrupt source ID
> - * @type:        interrupt type
> - *
> - * cgs_irq_get and cgs_irq_put calls must be balanced. They count
> - * "references" to IRQ sources.
> - *
> - * Return:  0 on success, -errno otherwise
> - */
> -typedef int (*cgs_irq_get_t)(void *cgs_device, unsigned client_id, unsigned src_id, unsigned type);
> -
> -/**
> - * cgs_irq_put() - Indicate IRQ source is no longer needed
> - * @cgs_device:  opaque device handle
> - * @src_id:      interrupt source ID
> - * @type:        interrupt type
> - *
> - * cgs_irq_get and cgs_irq_put calls must be balanced. They count
> - * "references" to IRQ sources. Even after cgs_irq_put is called, the
> - * IRQ handler may still be called if there are more refecences to
> - * the IRQ source.
> - *
> - * Return:  0 on success, -errno otherwise
> - */
> -typedef int (*cgs_irq_put_t)(void *cgs_device, unsigned client_id, unsigned src_id, unsigned type);
> -
> -struct cgs_os_ops {
> -	/* IRQ handling */
> -	cgs_add_irq_source_t add_irq_source;
> -	cgs_irq_get_t irq_get;
> -	cgs_irq_put_t irq_put;
> -};
> -
> -#define cgs_add_irq_source(dev,client_id,src_id,num_types,set,handler,private_data) \
> -	CGS_OS_CALL(add_irq_source,dev,client_id,src_id,num_types,set,handler, \
> -		    private_data)
> -#define cgs_irq_get(dev,client_id,src_id,type)	\
> -	CGS_OS_CALL(irq_get,dev,client_id,src_id,type)
> -#define cgs_irq_put(dev,client_id,src_id,type)	\
> -	CGS_OS_CALL(irq_put,dev,client_id,src_id,type)
> -
> -#endif /* _CGS_LINUX_H */
> diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c
> index 2290300..fbcdda5 100644
> --- a/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c
> +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c
> @@ -56,50 +56,6 @@
>   static int topaz_set_asic_special_caps(struct pp_hwmgr *hwmgr);
>   static int ci_set_asic_special_caps(struct pp_hwmgr *hwmgr);
>   
> -static int phm_thermal_l2h_irq(void *private_data,
> -		 unsigned src_id, const uint32_t *iv_entry)
> -{
> -	struct pp_hwmgr *hwmgr = (struct pp_hwmgr *)private_data;
> -	struct amdgpu_device *adev = hwmgr->adev;
> -
> -	pr_warn("GPU over temperature range detected on PCIe %d:%d.%d!\n",
> -			PCI_BUS_NUM(adev->pdev->devfn),
> -			PCI_SLOT(adev->pdev->devfn),
> -			PCI_FUNC(adev->pdev->devfn));
> -	return 0;
> -}
> -
> -static int phm_thermal_h2l_irq(void *private_data,
> -		 unsigned src_id, const uint32_t *iv_entry)
> -{
> -	struct pp_hwmgr *hwmgr = (struct pp_hwmgr *)private_data;
> -	struct amdgpu_device *adev = hwmgr->adev;
> -
> -	pr_warn("GPU under temperature range detected on PCIe %d:%d.%d!\n",
> -			PCI_BUS_NUM(adev->pdev->devfn),
> -			PCI_SLOT(adev->pdev->devfn),
> -			PCI_FUNC(adev->pdev->devfn));
> -	return 0;
> -}
> -
> -static int phm_ctf_irq(void *private_data,
> -		 unsigned src_id, const uint32_t *iv_entry)
> -{
> -	struct pp_hwmgr *hwmgr = (struct pp_hwmgr *)private_data;
> -	struct amdgpu_device *adev = hwmgr->adev;
> -
> -	pr_warn("GPU Critical Temperature Fault detected on PCIe %d:%d.%d!\n",
> -			PCI_BUS_NUM(adev->pdev->devfn),
> -			PCI_SLOT(adev->pdev->devfn),
> -			PCI_FUNC(adev->pdev->devfn));
> -	return 0;
> -}
> -
> -static const struct cgs_irq_src_funcs thermal_irq_src[3] = {
> -	{ .handler = phm_thermal_l2h_irq },
> -	{ .handler = phm_thermal_h2l_irq },
> -	{ .handler = phm_ctf_irq }
> -};
>   
>   static void hwmgr_init_workload_prority(struct pp_hwmgr *hwmgr)
>   {
> @@ -244,7 +200,7 @@ int hwmgr_hw_init(struct pp_hwmgr *hwmgr)
>   	if (ret)
>   		goto err2;
>   
> -	ret = phm_register_thermal_interrupt(hwmgr, &thermal_irq_src);
> +	ret = phm_register_thermal_interrupt(hwmgr, NULL);
>   	if (ret)
>   		goto err2;
>   
> diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu_helper.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu_helper.c
> index e11daf5..dc1fe3b 100644
> --- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu_helper.c
> +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu_helper.c
> @@ -534,3 +534,31 @@ int phm_get_voltage_evv_on_sclk(struct pp_hwmgr *hwmgr, uint8_t voltage_type,
>   }
>   
>   
> +extern int phm_irq_process(struct amdgpu_device *adev,
> +			   struct amdgpu_irq_src *source,
> +			   struct amdgpu_iv_entry *entry)
> +{
> +	uint32_t client_id = entry->client_id;
> +	uint32_t src_id = entry->src_id;
> +
> +	if (client_id == SOC15_IH_CLIENTID_THM) {
> +		if (src_id == 0)
> +			pr_warn("GPU over temperature range detected on PCIe %d:%d.%d!\n",
> +						PCI_BUS_NUM(adev->pdev->devfn),
> +						PCI_SLOT(adev->pdev->devfn),
> +						PCI_FUNC(adev->pdev->devfn));
> +		else
> +			pr_warn("GPU under temperature range detected on PCIe %d:%d.%d!\n",
> +					PCI_BUS_NUM(adev->pdev->devfn),
> +					PCI_SLOT(adev->pdev->devfn),
> +					PCI_FUNC(adev->pdev->devfn));
> +	}
> +
> +	if (client_id == SOC15_IH_CLIENTID_ROM_SMUIO)
> +		pr_warn("GPU Critical Temperature Fault detected on PCIe %d:%d.%d!\n",
> +				PCI_BUS_NUM(adev->pdev->devfn),
> +				PCI_SLOT(adev->pdev->devfn),
> +				PCI_FUNC(adev->pdev->devfn));
> +
> +	return 0;
> +}
> diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu_helper.h b/drivers/gpu/drm/amd/powerplay/hwmgr/smu_helper.h
> index a1a4913..8e84760 100644
> --- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu_helper.h
> +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu_helper.h
> @@ -73,6 +73,11 @@ extern int phm_wait_on_indirect_register(struct pp_hwmgr *hwmgr,
>   				uint32_t value,
>   				uint32_t mask);
>   
> +extern int phm_irq_process(struct amdgpu_device *adev,
> +			   struct amdgpu_irq_src *source,
> +			   struct amdgpu_iv_entry *entry);
> +
> +
>   #define PHM_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT
>   #define PHM_FIELD_MASK(reg, field) reg##__##field##_MASK
>   
> diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
> index 5521137..f9c9f42 100644
> --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
> +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
> @@ -44,7 +44,6 @@
>   #include "vega10_thermal.h"
>   #include "pp_debug.h"
>   #include "amd_pcie_helpers.h"
> -#include "cgs_linux.h"
>   #include "ppinterrupt.h"
>   #include "pp_overdriver.h"
>   #include "pp_thermal.h"
> @@ -4816,34 +4815,41 @@ static int vega10_get_thermal_temperature_range(struct pp_hwmgr *hwmgr,
>   	return 0;
>   }
>   
> +static const struct amdgpu_irq_src_funcs smu9_irq_funcs = {
> +	.process = phm_irq_process,
> +};
> +
>   static int vega10_register_thermal_interrupt(struct pp_hwmgr *hwmgr,
>   		const void *info)
>   {
> -	struct cgs_irq_src_funcs *irq_src =
> -			(struct cgs_irq_src_funcs *)info;
> +	struct amdgpu_irq_src *source =
> +		kzalloc(sizeof(struct amdgpu_irq_src), GFP_KERNEL);
> +
> +	if (!source)
> +		return -ENOMEM;
> +
> +	source->funcs = &smu9_irq_funcs;
>   
>   	if (hwmgr->thermal_controller.ucType ==
>   			ATOM_VEGA10_PP_THERMALCONTROLLER_VEGA10 ||
>   		hwmgr->thermal_controller.ucType ==
>   			ATOM_VEGA10_PP_THERMALCONTROLLER_EMC2103_WITH_INTERNAL) {
> -		PP_ASSERT_WITH_CODE(!cgs_add_irq_source(hwmgr->device,
> +
> +		amdgpu_irq_add_id((struct amdgpu_device *)(hwmgr->adev),
>   				SOC15_IH_CLIENTID_THM,
> -				0, 0, irq_src[0].set, irq_src[0].handler, hwmgr),
> -				"Failed to register high thermal interrupt!",
> -				return -EINVAL);
> -		PP_ASSERT_WITH_CODE(!cgs_add_irq_source(hwmgr->device,
> +				0,
> +				source);
> +		amdgpu_irq_add_id((struct amdgpu_device *)(hwmgr->adev),
>   				SOC15_IH_CLIENTID_THM,
> -				1, 0, irq_src[1].set, irq_src[1].handler, hwmgr),
> -				"Failed to register low thermal interrupt!",
> -				return -EINVAL);
> +				1,
> +				source);
>   	}
>   
>   	/* Register CTF(GPIO_19) interrupt */
> -	PP_ASSERT_WITH_CODE(!cgs_add_irq_source(hwmgr->device,
> +	amdgpu_irq_add_id((struct amdgpu_device *)(hwmgr->adev),
>   			SOC15_IH_CLIENTID_ROM_SMUIO,
> -			83, 0, irq_src[2].set, irq_src[2].handler, hwmgr),
> -			"Failed to register CTF thermal interrupt!",
> -			return -EINVAL);
> +			83,
> +			source);
>   
>   	return 0;
>   }
> diff --git a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
> index 85b46ad..2667775 100644
> --- a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
> +++ b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
> @@ -764,11 +764,6 @@ struct pp_hwmgr {
>   	uint32_t workload_setting[Workload_Policy_Max];
>   };
>   
> -struct cgs_irq_src_funcs {
> -	cgs_irq_source_set_func_t set;
> -	cgs_irq_handler_func_t handler;
> -};
> -
>   extern int hwmgr_early_init(struct pp_hwmgr *hwmgr);
>   extern int hwmgr_hw_init(struct pp_hwmgr *hwmgr);
>   extern int hwmgr_hw_fini(struct pp_hwmgr *hwmgr);



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