/*
* 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.
*
* Authors: AMD
*
*/
#include <linux/irqdomain.h>
#include <linux/pci.h>
#include <linux/pm_domain.h>
#include <linux/platform_device.h>
#include <sound/designware_i2s.h>
#include <sound/pcm.h>
#include <linux/acpi.h>
#include <linux/dmi.h>
#include "amdgpu.h"
#include "atom.h"
#include "amdgpu_acp.h"
#include "acp_gfx_if.h"
#define ST_JADEITE 1
#define ACP_TILE_ON_MASK 0 x03
#define ACP_TILE_OFF_MASK 0 x02
#define ACP_TILE_ON_RETAIN_REG_MASK 0 x1f
#define ACP_TILE_OFF_RETAIN_REG_MASK 0 x20
#define ACP_TILE_P1_MASK 0 x3e
#define ACP_TILE_P2_MASK 0 x3d
#define ACP_TILE_DSP0_MASK 0 x3b
#define ACP_TILE_DSP1_MASK 0 x37
#define ACP_TILE_DSP2_MASK 0 x2f
#define ACP_DMA_REGS_END 0 x146c0
#define ACP_I2S_PLAY_REGS_START 0 x14840
#define ACP_I2S_PLAY_REGS_END 0 x148b4
#define ACP_I2S_CAP_REGS_START 0 x148b8
#define ACP_I2S_CAP_REGS_END 0 x1496c
#define ACP_I2S_COMP1_CAP_REG_OFFSET 0 xac
#define ACP_I2S_COMP2_CAP_REG_OFFSET 0 xa8
#define ACP_I2S_COMP1_PLAY_REG_OFFSET 0 x6c
#define ACP_I2S_COMP2_PLAY_REG_OFFSET 0 x68
#define ACP_BT_PLAY_REGS_START 0 x14970
#define ACP_BT_PLAY_REGS_END 0 x14a24
#define ACP_BT_COMP1_REG_OFFSET 0 xac
#define ACP_BT_COMP2_REG_OFFSET 0 xa8
#define mmACP_PGFSM_RETAIN_REG 0 x51c9
#define mmACP_PGFSM_CONFIG_REG 0 x51ca
#define mmACP_PGFSM_READ_REG_0 0 x51cc
#define mmACP_MEM_SHUT_DOWN_REQ_LO 0 x51f8
#define mmACP_MEM_SHUT_DOWN_REQ_HI 0 x51f9
#define mmACP_MEM_SHUT_DOWN_STS_LO 0 x51fa
#define mmACP_MEM_SHUT_DOWN_STS_HI 0 x51fb
#define mmACP_CONTROL 0 x5131
#define mmACP_STATUS 0 x5133
#define mmACP_SOFT_RESET 0 x5134
#define ACP_CONTROL__ClkEn_MASK 0 x1
#define ACP_SOFT_RESET__SoftResetAud_MASK 0 x100
#define ACP_SOFT_RESET__SoftResetAudDone_MASK 0 x1000000
#define ACP_CLOCK_EN_TIME_OUT_VALUE 0 x000000FF
#define ACP_SOFT_RESET_DONE_TIME_OUT_VALUE 0 x000000FF
#define ACP_TIMEOUT_LOOP 0 x000000FF
#define ACP_DEVS 4
#define ACP_SRC_ID 162
static unsigned long acp_machine_id;
enum {
ACP_TILE_P1 = 0 ,
ACP_TILE_P2,
ACP_TILE_DSP0,
ACP_TILE_DSP1,
ACP_TILE_DSP2,
};
static int acp_sw_init(struct amdgpu_ip_block *ip_block)
{
struct amdgpu_device *adev = ip_block->adev;
adev->acp.parent = adev->dev;
adev->acp.cgs_device =
amdgpu_cgs_create_device(adev);
if (!adev->acp.cgs_device)
return -EINVAL;
return 0 ;
}
static int acp_sw_fini(struct amdgpu_ip_block *ip_block)
{
struct amdgpu_device *adev = ip_block->adev;
if (adev->acp.cgs_device)
amdgpu_cgs_destroy_device(adev->acp.cgs_device);
return 0 ;
}
struct acp_pm_domain {
void *adev;
struct generic_pm_domain gpd;
};
static int acp_poweroff(struct generic_pm_domain *genpd)
{
struct acp_pm_domain *apd;
struct amdgpu_device *adev;
apd = container_of(genpd, struct acp_pm_domain, gpd);
adev = apd->adev;
/* call smu to POWER GATE ACP block
* smu will
* 1. turn off the acp clock
* 2. power off the acp tiles
* 3. check and enter ulv state
*/
amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_ACP, true , 0 );
return 0 ;
}
static int acp_poweron(struct generic_pm_domain *genpd)
{
struct acp_pm_domain *apd;
struct amdgpu_device *adev;
apd = container_of(genpd, struct acp_pm_domain, gpd);
adev = apd->adev;
/* call smu to UNGATE ACP block
* smu will
* 1. exit ulv
* 2. turn on acp clock
* 3. power on acp tiles
*/
amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_ACP, false , 0 );
return 0 ;
}
static int acp_genpd_add_device(struct device *dev, void *data)
{
struct generic_pm_domain *gpd = data;
int ret;
ret = pm_genpd_add_device(gpd, dev);
if (ret)
dev_err(dev, "Failed to add dev to genpd %d\n" , ret);
return ret;
}
static int acp_genpd_remove_device(struct device *dev, void *data)
{
int ret;
ret = pm_genpd_remove_device(dev);
if (ret)
dev_err(dev, "Failed to remove dev from genpd %d\n" , ret);
/* Continue to remove */
return 0 ;
}
static int acp_quirk_cb(const struct dmi_system_id *id)
{
acp_machine_id = ST_JADEITE;
return 1 ;
}
static const struct dmi_system_id acp_quirk_table[] = {
{
.callback = acp_quirk_cb,
.matches = {
DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "AMD" ),
DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Jadeite" ),
}
},
{
.callback = acp_quirk_cb,
.matches = {
DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "IP3 Technology CO.,Ltd." ),
DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "ASN1D" ),
},
},
{
.callback = acp_quirk_cb,
.matches = {
DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "Standard" ),
DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "ASN10" ),
},
},
{}
};
/**
* acp_hw_init - start and test ACP block
*
* @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
*
*/
static int acp_hw_init(struct amdgpu_ip_block *ip_block)
{
int r;
u64 acp_base;
u32 val = 0 ;
u32 count = 0 ;
struct i2s_platform_data *i2s_pdata = NULL;
struct amdgpu_device *adev = ip_block->adev;
r = amd_acp_hw_init(adev->acp.cgs_device,
ip_block->version->major, ip_block->version->minor);
/* -ENODEV means board uses AZ rather than ACP */
if (r == -ENODEV) {
amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_ACP, true , 0 );
return 0 ;
} else if (r) {
return r;
}
if (adev->rmmio_size == 0 || adev->rmmio_size < 0 x5289)
return -EINVAL;
acp_base = adev->rmmio_base;
adev->acp.acp_genpd = kzalloc(sizeof (struct acp_pm_domain), GFP_KERNEL);
if (!adev->acp.acp_genpd)
return -ENOMEM;
adev->acp.acp_genpd->gpd.name = "ACP_AUDIO" ;
adev->acp.acp_genpd->gpd.power_off = acp_poweroff;
adev->acp.acp_genpd->gpd.power_on = acp_poweron;
adev->acp.acp_genpd->adev = adev;
pm_genpd_init(&adev->acp.acp_genpd->gpd, NULL, false );
dmi_check_system(acp_quirk_table);
switch (acp_machine_id) {
case ST_JADEITE:
{
adev->acp.acp_cell = kcalloc(2 , sizeof (struct mfd_cell),
GFP_KERNEL);
if (!adev->acp.acp_cell) {
r = -ENOMEM;
goto failure;
}
adev->acp.acp_res = kcalloc(3 , sizeof (struct resource), GFP_KERNEL);
if (!adev->acp.acp_res) {
r = -ENOMEM;
goto failure;
}
i2s_pdata = kcalloc(1 , sizeof (struct i2s_platform_data), GFP_KERNEL);
if (!i2s_pdata) {
r = -ENOMEM;
goto failure;
}
i2s_pdata[0 ].quirks = DW_I2S_QUIRK_COMP_REG_OFFSET |
DW_I2S_QUIRK_16BIT_IDX_OVERRIDE;
i2s_pdata[0 ].cap = DWC_I2S_PLAY | DWC_I2S_RECORD;
i2s_pdata[0 ].snd_rates = SNDRV_PCM_RATE_8000_96000;
i2s_pdata[0 ].i2s_reg_comp1 = ACP_I2S_COMP1_CAP_REG_OFFSET;
i2s_pdata[0 ].i2s_reg_comp2 = ACP_I2S_COMP2_CAP_REG_OFFSET;
adev->acp.acp_res[0 ].name = "acp2x_dma" ;
adev->acp.acp_res[0 ].flags = IORESOURCE_MEM;
adev->acp.acp_res[0 ].start = acp_base;
adev->acp.acp_res[0 ].end = acp_base + ACP_DMA_REGS_END;
adev->acp.acp_res[1 ].name = "acp2x_dw_i2s_play_cap" ;
adev->acp.acp_res[1 ].flags = IORESOURCE_MEM;
adev->acp.acp_res[1 ].start = acp_base + ACP_I2S_CAP_REGS_START;
adev->acp.acp_res[1 ].end = acp_base + ACP_I2S_CAP_REGS_END;
adev->acp.acp_res[2 ].name = "acp2x_dma_irq" ;
adev->acp.acp_res[2 ].flags = IORESOURCE_IRQ;
adev->acp.acp_res[2 ].start = amdgpu_irq_create_mapping(adev, 162 );
adev->acp.acp_res[2 ].end = adev->acp.acp_res[2 ].start;
adev->acp.acp_cell[0 ].name = "acp_audio_dma" ;
adev->acp.acp_cell[0 ].num_resources = 3 ;
adev->acp.acp_cell[0 ].resources = &adev->acp.acp_res[0 ];
adev->acp.acp_cell[0 ].platform_data = &adev->asic_type;
adev->acp.acp_cell[0 ].pdata_size = sizeof (adev->asic_type);
adev->acp.acp_cell[1 ].name = "designware-i2s" ;
adev->acp.acp_cell[1 ].num_resources = 1 ;
adev->acp.acp_cell[1 ].resources = &adev->acp.acp_res[1 ];
adev->acp.acp_cell[1 ].platform_data = &i2s_pdata[0 ];
adev->acp.acp_cell[1 ].pdata_size = sizeof (struct i2s_platform_data);
r = mfd_add_hotplug_devices(adev->acp.parent, adev->acp.acp_cell, 2 );
if (r)
goto failure;
r = device_for_each_child(adev->acp.parent, &adev->acp.acp_genpd->gpd,
acp_genpd_add_device);
if (r)
goto failure;
break ;
}
default :
adev->acp.acp_cell = kcalloc(ACP_DEVS, sizeof (struct mfd_cell),
GFP_KERNEL);
if (!adev->acp.acp_cell) {
r = -ENOMEM;
goto failure;
}
adev->acp.acp_res = kcalloc(5 , sizeof (struct resource), GFP_KERNEL);
if (!adev->acp.acp_res) {
r = -ENOMEM;
goto failure;
}
i2s_pdata = kcalloc(3 , sizeof (struct i2s_platform_data), GFP_KERNEL);
if (!i2s_pdata) {
r = -ENOMEM;
goto failure;
}
switch (adev->asic_type) {
case CHIP_STONEY:
i2s_pdata[0 ].quirks = DW_I2S_QUIRK_COMP_REG_OFFSET |
DW_I2S_QUIRK_16BIT_IDX_OVERRIDE;
break ;
default :
i2s_pdata[0 ].quirks = DW_I2S_QUIRK_COMP_REG_OFFSET;
}
i2s_pdata[0 ].cap = DWC_I2S_PLAY;
i2s_pdata[0 ].snd_rates = SNDRV_PCM_RATE_8000_96000;
i2s_pdata[0 ].i2s_reg_comp1 = ACP_I2S_COMP1_PLAY_REG_OFFSET;
i2s_pdata[0 ].i2s_reg_comp2 = ACP_I2S_COMP2_PLAY_REG_OFFSET;
switch (adev->asic_type) {
case CHIP_STONEY:
i2s_pdata[1 ].quirks = DW_I2S_QUIRK_COMP_REG_OFFSET |
DW_I2S_QUIRK_COMP_PARAM1 |
DW_I2S_QUIRK_16BIT_IDX_OVERRIDE;
break ;
default :
i2s_pdata[1 ].quirks = DW_I2S_QUIRK_COMP_REG_OFFSET |
DW_I2S_QUIRK_COMP_PARAM1;
}
i2s_pdata[1 ].cap = DWC_I2S_RECORD;
i2s_pdata[1 ].snd_rates = SNDRV_PCM_RATE_8000_96000;
i2s_pdata[1 ].i2s_reg_comp1 = ACP_I2S_COMP1_CAP_REG_OFFSET;
i2s_pdata[1 ].i2s_reg_comp2 = ACP_I2S_COMP2_CAP_REG_OFFSET;
i2s_pdata[2 ].quirks = DW_I2S_QUIRK_COMP_REG_OFFSET;
switch (adev->asic_type) {
case CHIP_STONEY:
i2s_pdata[2 ].quirks |= DW_I2S_QUIRK_16BIT_IDX_OVERRIDE;
break ;
default :
break ;
}
i2s_pdata[2 ].cap = DWC_I2S_PLAY | DWC_I2S_RECORD;
i2s_pdata[2 ].snd_rates = SNDRV_PCM_RATE_8000_96000;
i2s_pdata[2 ].i2s_reg_comp1 = ACP_BT_COMP1_REG_OFFSET;
i2s_pdata[2 ].i2s_reg_comp2 = ACP_BT_COMP2_REG_OFFSET;
adev->acp.acp_res[0 ].name = "acp2x_dma" ;
adev->acp.acp_res[0 ].flags = IORESOURCE_MEM;
adev->acp.acp_res[0 ].start = acp_base;
adev->acp.acp_res[0 ].end = acp_base + ACP_DMA_REGS_END;
adev->acp.acp_res[1 ].name = "acp2x_dw_i2s_play" ;
adev->acp.acp_res[1 ].flags = IORESOURCE_MEM;
adev->acp.acp_res[1 ].start = acp_base + ACP_I2S_PLAY_REGS_START;
adev->acp.acp_res[1 ].end = acp_base + ACP_I2S_PLAY_REGS_END;
adev->acp.acp_res[2 ].name = "acp2x_dw_i2s_cap" ;
adev->acp.acp_res[2 ].flags = IORESOURCE_MEM;
adev->acp.acp_res[2 ].start = acp_base + ACP_I2S_CAP_REGS_START;
adev->acp.acp_res[2 ].end = acp_base + ACP_I2S_CAP_REGS_END;
adev->acp.acp_res[3 ].name = "acp2x_dw_bt_i2s_play_cap" ;
adev->acp.acp_res[3 ].flags = IORESOURCE_MEM;
adev->acp.acp_res[3 ].start = acp_base + ACP_BT_PLAY_REGS_START;
adev->acp.acp_res[3 ].end = acp_base + ACP_BT_PLAY_REGS_END;
adev->acp.acp_res[4 ].name = "acp2x_dma_irq" ;
adev->acp.acp_res[4 ].flags = IORESOURCE_IRQ;
adev->acp.acp_res[4 ].start = amdgpu_irq_create_mapping(adev, 162 );
adev->acp.acp_res[4 ].end = adev->acp.acp_res[4 ].start;
adev->acp.acp_cell[0 ].name = "acp_audio_dma" ;
adev->acp.acp_cell[0 ].num_resources = 5 ;
adev->acp.acp_cell[0 ].resources = &adev->acp.acp_res[0 ];
adev->acp.acp_cell[0 ].platform_data = &adev->asic_type;
adev->acp.acp_cell[0 ].pdata_size = sizeof (adev->asic_type);
adev->acp.acp_cell[1 ].name = "designware-i2s" ;
adev->acp.acp_cell[1 ].num_resources = 1 ;
adev->acp.acp_cell[1 ].resources = &adev->acp.acp_res[1 ];
adev->acp.acp_cell[1 ].platform_data = &i2s_pdata[0 ];
adev->acp.acp_cell[1 ].pdata_size = sizeof (struct i2s_platform_data);
adev->acp.acp_cell[2 ].name = "designware-i2s" ;
adev->acp.acp_cell[2 ].num_resources = 1 ;
adev->acp.acp_cell[2 ].resources = &adev->acp.acp_res[2 ];
adev->acp.acp_cell[2 ].platform_data = &i2s_pdata[1 ];
adev->acp.acp_cell[2 ].pdata_size = sizeof (struct i2s_platform_data);
adev->acp.acp_cell[3 ].name = "designware-i2s" ;
adev->acp.acp_cell[3 ].num_resources = 1 ;
adev->acp.acp_cell[3 ].resources = &adev->acp.acp_res[3 ];
adev->acp.acp_cell[3 ].platform_data = &i2s_pdata[2 ];
adev->acp.acp_cell[3 ].pdata_size = sizeof (struct i2s_platform_data);
r = mfd_add_hotplug_devices(adev->acp.parent, adev->acp.acp_cell, ACP_DEVS);
if (r)
goto failure;
r = device_for_each_child(adev->acp.parent, &adev->acp.acp_genpd->gpd,
acp_genpd_add_device);
if (r)
goto failure;
}
/* Assert Soft reset of ACP */
val = cgs_read_register(adev->acp.cgs_device, mmACP_SOFT_RESET);
val |= ACP_SOFT_RESET__SoftResetAud_MASK;
cgs_write_register(adev->acp.cgs_device, mmACP_SOFT_RESET, val);
count = ACP_SOFT_RESET_DONE_TIME_OUT_VALUE;
while (true ) {
val = cgs_read_register(adev->acp.cgs_device, mmACP_SOFT_RESET);
if (ACP_SOFT_RESET__SoftResetAudDone_MASK ==
(val & ACP_SOFT_RESET__SoftResetAudDone_MASK))
break ;
if (--count == 0 ) {
dev_err(&adev->pdev->dev, "Failed to reset ACP\n" );
r = -ETIMEDOUT;
goto failure;
}
udelay(100 );
}
/* Enable clock to ACP and wait until the clock is enabled */
val = cgs_read_register(adev->acp.cgs_device, mmACP_CONTROL);
val = val | ACP_CONTROL__ClkEn_MASK;
cgs_write_register(adev->acp.cgs_device, mmACP_CONTROL, val);
count = ACP_CLOCK_EN_TIME_OUT_VALUE;
while (true ) {
val = cgs_read_register(adev->acp.cgs_device, mmACP_STATUS);
if (val & (u32) 0 x1)
break ;
if (--count == 0 ) {
dev_err(&adev->pdev->dev, "Failed to reset ACP\n" );
r = -ETIMEDOUT;
goto failure;
}
udelay(100 );
}
/* Deassert the SOFT RESET flags */
val = cgs_read_register(adev->acp.cgs_device, mmACP_SOFT_RESET);
val &= ~ACP_SOFT_RESET__SoftResetAud_MASK;
cgs_write_register(adev->acp.cgs_device, mmACP_SOFT_RESET, val);
return 0 ;
failure:
kfree(i2s_pdata);
kfree(adev->acp.acp_res);
kfree(adev->acp.acp_cell);
kfree(adev->acp.acp_genpd);
return r;
}
/**
* acp_hw_fini - stop the hardware block
*
* @ip_block: Pointer to the amdgpu_ip_block for this hw instance.
*
*/
static int acp_hw_fini(struct amdgpu_ip_block *ip_block)
{
u32 val = 0 ;
u32 count = 0 ;
struct amdgpu_device *adev = ip_block->adev;
/* return early if no ACP */
if (!adev->acp.acp_genpd) {
amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_ACP, false , 0 );
return 0 ;
}
/* Assert Soft reset of ACP */
val = cgs_read_register(adev->acp.cgs_device, mmACP_SOFT_RESET);
val |= ACP_SOFT_RESET__SoftResetAud_MASK;
cgs_write_register(adev->acp.cgs_device, mmACP_SOFT_RESET, val);
count = ACP_SOFT_RESET_DONE_TIME_OUT_VALUE;
while (true ) {
val = cgs_read_register(adev->acp.cgs_device, mmACP_SOFT_RESET);
if (ACP_SOFT_RESET__SoftResetAudDone_MASK ==
(val & ACP_SOFT_RESET__SoftResetAudDone_MASK))
break ;
if (--count == 0 ) {
dev_err(&adev->pdev->dev, "Failed to reset ACP\n" );
return -ETIMEDOUT;
}
udelay(100 );
}
/* Disable ACP clock */
val = cgs_read_register(adev->acp.cgs_device, mmACP_CONTROL);
val &= ~ACP_CONTROL__ClkEn_MASK;
cgs_write_register(adev->acp.cgs_device, mmACP_CONTROL, val);
count = ACP_CLOCK_EN_TIME_OUT_VALUE;
while (true ) {
val = cgs_read_register(adev->acp.cgs_device, mmACP_STATUS);
if (val & (u32) 0 x1)
break ;
if (--count == 0 ) {
dev_err(&adev->pdev->dev, "Failed to reset ACP\n" );
return -ETIMEDOUT;
}
udelay(100 );
}
device_for_each_child(adev->acp.parent, NULL,
acp_genpd_remove_device);
mfd_remove_devices(adev->acp.parent);
kfree(adev->acp.acp_res);
kfree(adev->acp.acp_genpd);
kfree(adev->acp.acp_cell);
return 0 ;
}
static int acp_suspend(struct amdgpu_ip_block *ip_block)
{
struct amdgpu_device *adev = ip_block->adev;
/* power up on suspend */
if (!adev->acp.acp_cell)
amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_ACP, false , 0 );
return 0 ;
}
static int acp_resume(struct amdgpu_ip_block *ip_block)
{
struct amdgpu_device *adev = ip_block->adev;
/* power down again on resume */
if (!adev->acp.acp_cell)
amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_ACP, true , 0 );
return 0 ;
}
static bool acp_is_idle(struct amdgpu_ip_block *ip_block)
{
return true ;
}
static int acp_set_clockgating_state(struct amdgpu_ip_block *ip_block,
enum amd_clockgating_state state)
{
return 0 ;
}
static int acp_set_powergating_state(struct amdgpu_ip_block *ip_block,
enum amd_powergating_state state)
{
struct amdgpu_device *adev = ip_block->adev;
bool enable = (state == AMD_PG_STATE_GATE);
amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_ACP, enable, 0 );
return 0 ;
}
static const struct amd_ip_funcs acp_ip_funcs = {
.name = "acp_ip" ,
.sw_init = acp_sw_init,
.sw_fini = acp_sw_fini,
.hw_init = acp_hw_init,
.hw_fini = acp_hw_fini,
.suspend = acp_suspend,
.resume = acp_resume,
.is_idle = acp_is_idle,
.set_clockgating_state = acp_set_clockgating_state,
.set_powergating_state = acp_set_powergating_state,
};
const struct amdgpu_ip_block_version acp_ip_block = {
.type = AMD_IP_BLOCK_TYPE_ACP,
.major = 2 ,
.minor = 2 ,
.rev = 0 ,
.funcs = &acp_ip_funcs,
};
Messung V0.5 in Prozent C=96 H=93 G=94
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(vorverarbeitet am 2026-06-07)
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