/* SPDX-License-Identifier: MIT */
/*
* Copyright ( C ) 2024 Advanced Micro Devices , Inc . All rights reserved .
* All Rights Reserved .
*
* 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 , sub license , 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 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 NON - INFRINGEMENT . IN NO EVENT SHALL
* THE COPYRIGHT HOLDERS , AUTHORS AND / OR ITS SUPPLIERS 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 .
*
* The above copyright notice and this permission notice ( including the
* next paragraph ) shall be included in all copies or substantial portions
* of the Software .
*
*/
#include <linux/gpio/machine.h>
#include "amdgpu.h"
#include "isp_v4_1_1.h"
MODULE_FIRMWARE("amdgpu/isp_4_1_1.bin" );
#define ISP_PERFORMANCE_STATE_LOW 0
#define ISP_PERFORMANCE_STATE_HIGH 1
#define ISP_HIGH_PERFORMANC_XCLK 788
#define ISP_HIGH_PERFORMANC_ICLK 788
static const unsigned int isp_4_1_1_int_srcid[MAX_ISP411_INT_SRC] = {
ISP_4_1__SRCID__ISP_RINGBUFFER_WPT9,
ISP_4_1__SRCID__ISP_RINGBUFFER_WPT10,
ISP_4_1__SRCID__ISP_RINGBUFFER_WPT11,
ISP_4_1__SRCID__ISP_RINGBUFFER_WPT12,
ISP_4_1__SRCID__ISP_RINGBUFFER_WPT13,
ISP_4_1__SRCID__ISP_RINGBUFFER_WPT14,
ISP_4_1__SRCID__ISP_RINGBUFFER_WPT15,
ISP_4_1__SRCID__ISP_RINGBUFFER_WPT16
};
static struct gpiod_lookup_table isp_gpio_table = {
.dev_id = "amd_isp_capture" ,
.table = {
GPIO_LOOKUP("AMDI0030:00" , 85 , "enable_isp" , GPIO_ACTIVE_HIGH),
{ }
},
};
static struct gpiod_lookup_table isp_sensor_gpio_table = {
.dev_id = "i2c-ov05c10" ,
.table = {
GPIO_LOOKUP("amdisp-pinctrl" , 0 , "enable" , GPIO_ACTIVE_HIGH),
{ }
},
};
static int isp_poweroff(struct generic_pm_domain *genpd)
{
struct amdgpu_isp *isp = container_of(genpd, struct amdgpu_isp, ispgpd);
struct amdgpu_device *adev = isp->adev;
return amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_ISP, true , 0 );
}
static int isp_poweron(struct generic_pm_domain *genpd)
{
struct amdgpu_isp *isp = container_of(genpd, struct amdgpu_isp, ispgpd);
struct amdgpu_device *adev = isp->adev;
return amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_ISP, false , 0 );
}
static int isp_set_performance_state(struct generic_pm_domain *genpd,
unsigned int state)
{
struct amdgpu_isp *isp = container_of(genpd, struct amdgpu_isp, ispgpd);
struct amdgpu_device *adev = isp->adev;
u32 iclk, xclk;
int ret;
switch (state) {
case ISP_PERFORMANCE_STATE_HIGH:
xclk = ISP_HIGH_PERFORMANC_XCLK;
iclk = ISP_HIGH_PERFORMANC_ICLK;
break ;
case ISP_PERFORMANCE_STATE_LOW:
/* isp runs at default lowest clock-rate on power-on, do nothing */
return 0 ;
default :
return -EINVAL;
}
ret = amdgpu_dpm_set_soft_freq_range(adev, PP_ISPXCLK, xclk, 0 );
if (ret) {
drm_err(&adev->ddev, "failed to set xclk %u to %u: %d\n" ,
xclk, state, ret);
return ret;
}
ret = amdgpu_dpm_set_soft_freq_range(adev, PP_ISPICLK, iclk, 0 );
if (ret) {
drm_err(&adev->ddev, "failed to set iclk %u to %u: %d\n" ,
iclk, state, ret);
return ret;
}
return 0 ;
}
static int isp_genpd_add_device(struct device *dev, void *data)
{
struct generic_pm_domain *gpd = data;
struct platform_device *pdev = container_of(dev, struct platform_device, dev);
struct amdgpu_isp *isp = container_of(gpd, struct amdgpu_isp, ispgpd);
struct amdgpu_device *adev = isp->adev;
int ret;
if (!pdev)
return -EINVAL;
if (!dev->type->name) {
drm_dbg(&adev->ddev, "Invalid device type to add\n" );
goto exit ;
}
if (strcmp(dev->type->name, "mfd_device" )) {
drm_dbg(&adev->ddev, "Invalid isp mfd device %s to add\n" , pdev->mfd_cell->name);
goto exit ;
}
ret = pm_genpd_add_device(gpd, dev);
if (ret) {
drm_err(&adev->ddev, "Failed to add dev %s to genpd %d\n" ,
pdev->mfd_cell->name, ret);
return -ENODEV;
}
exit :
/* Continue to add */
return 0 ;
}
static int isp_genpd_remove_device(struct device *dev, void *data)
{
struct generic_pm_domain *gpd = data;
struct platform_device *pdev = container_of(dev, struct platform_device, dev);
struct amdgpu_isp *isp = container_of(gpd, struct amdgpu_isp, ispgpd);
struct amdgpu_device *adev = isp->adev;
int ret;
if (!pdev)
return -EINVAL;
if (!dev->type->name) {
drm_dbg(&adev->ddev, "Invalid device type to remove\n" );
goto exit ;
}
if (strcmp(dev->type->name, "mfd_device" )) {
drm_dbg(&adev->ddev, "Invalid isp mfd device %s to remove\n" ,
pdev->mfd_cell->name);
goto exit ;
}
ret = pm_genpd_remove_device(dev);
if (ret) {
drm_err(&adev->ddev, "Failed to remove dev from genpd %d\n" , ret);
return -ENODEV;
}
exit :
/* Continue to remove */
return 0 ;
}
static int isp_v4_1_1_hw_init(struct amdgpu_isp *isp)
{
const struct software_node *amd_camera_node, *isp4_node;
struct amdgpu_device *adev = isp->adev;
struct acpi_device *acpi_dev;
int idx, int_idx, num_res, r;
u64 isp_base;
if (adev->rmmio_size == 0 || adev->rmmio_size < 0 x5289)
return -EINVAL;
r = amdgpu_acpi_get_isp4_dev(&acpi_dev);
if (r) {
drm_dbg(&adev->ddev, "Invalid isp platform detected (%d)" , r);
/* allow GPU init to progress */
return 0 ;
}
/* add GPIO resources required for OMNI5C10 sensor */
if (!strcmp("OMNI5C10" , acpi_device_hid(acpi_dev))) {
gpiod_add_lookup_table(&isp_gpio_table);
gpiod_add_lookup_table(&isp_sensor_gpio_table);
}
isp_base = adev->rmmio_base;
isp->ispgpd.name = "ISP_v_4_1_1" ;
isp->ispgpd.power_off = isp_poweroff;
isp->ispgpd.power_on = isp_poweron;
isp->ispgpd.set_performance_state = isp_set_performance_state;
r = pm_genpd_init(&isp->ispgpd, NULL, true );
if (r) {
drm_err(&adev->ddev, "failed to initialize genpd (%d)\n" , r);
return -EINVAL;
}
isp->isp_cell = kcalloc(3 , sizeof (struct mfd_cell), GFP_KERNEL);
if (!isp->isp_cell) {
r = -ENOMEM;
drm_err(&adev->ddev, "isp mfd cell alloc failed (%d)\n" , r);
goto failure;
}
num_res = MAX_ISP411_MEM_RES + MAX_ISP411_INT_SRC;
isp->isp_res = kcalloc(num_res, sizeof (struct resource),
GFP_KERNEL);
if (!isp->isp_res) {
r = -ENOMEM;
drm_err(&adev->ddev, "isp mfd resource alloc failed (%d)\n" , r);
goto failure;
}
isp->isp_pdata = kzalloc(sizeof (*isp->isp_pdata), GFP_KERNEL);
if (!isp->isp_pdata) {
r = -ENOMEM;
drm_err(&adev->ddev, "isp platform data alloc failed (%d)\n" , r);
goto failure;
}
amd_camera_node = (const struct software_node *)acpi_dev->driver_data;
isp4_node = software_node_find_by_name(amd_camera_node, "isp4" );
/* initialize isp platform data */
isp->isp_pdata->adev = (void *)adev;
isp->isp_pdata->asic_type = adev->asic_type;
isp->isp_pdata->base_rmmio_size = adev->rmmio_size;
isp->isp_res[0 ].name = "isp_4_1_1_reg" ;
isp->isp_res[0 ].flags = IORESOURCE_MEM;
isp->isp_res[0 ].start = isp_base;
isp->isp_res[0 ].end = isp_base + ISP_REGS_OFFSET_END;
isp->isp_res[1 ].name = "isp_4_1_1_phy0_reg" ;
isp->isp_res[1 ].flags = IORESOURCE_MEM;
isp->isp_res[1 ].start = isp_base + ISP411_PHY0_OFFSET;
isp->isp_res[1 ].end = isp_base + ISP411_PHY0_OFFSET + ISP411_PHY0_SIZE;
for (idx = MAX_ISP411_MEM_RES, int_idx = 0 ; idx < num_res; idx++, int_idx++) {
isp->isp_res[idx].name = "isp_4_1_1_irq" ;
isp->isp_res[idx].flags = IORESOURCE_IRQ;
isp->isp_res[idx].start =
amdgpu_irq_create_mapping(adev, isp_4_1_1_int_srcid[int_idx]);
isp->isp_res[idx].end =
isp->isp_res[idx].start;
}
isp->isp_cell[0 ].name = "amd_isp_capture" ;
isp->isp_cell[0 ].num_resources = num_res;
isp->isp_cell[0 ].resources = &isp->isp_res[0 ];
isp->isp_cell[0 ].platform_data = isp->isp_pdata;
isp->isp_cell[0 ].swnode = isp4_node;
isp->isp_cell[0 ].pdata_size = sizeof (struct isp_platform_data);
/* initialize isp i2c platform data */
isp->isp_i2c_res = kcalloc(1 , sizeof (struct resource), GFP_KERNEL);
if (!isp->isp_i2c_res) {
r = -ENOMEM;
drm_err(&adev->ddev, "isp mfd res alloc failed (%d)\n" , r);
goto failure;
}
isp->isp_i2c_res[0 ].name = "isp_i2c0_reg" ;
isp->isp_i2c_res[0 ].flags = IORESOURCE_MEM;
isp->isp_i2c_res[0 ].start = isp_base + ISP411_I2C0_OFFSET;
isp->isp_i2c_res[0 ].end = isp_base + ISP411_I2C0_OFFSET + ISP411_I2C0_SIZE;
isp->isp_cell[1 ].name = "amd_isp_i2c_designware" ;
isp->isp_cell[1 ].num_resources = 1 ;
isp->isp_cell[1 ].resources = &isp->isp_i2c_res[0 ];
isp->isp_cell[1 ].platform_data = isp->isp_pdata;
isp->isp_cell[1 ].pdata_size = sizeof (struct isp_platform_data);
/* initialize isp gpiochip platform data */
isp->isp_gpio_res = kcalloc(1 , sizeof (struct resource), GFP_KERNEL);
if (!isp->isp_gpio_res) {
r = -ENOMEM;
drm_err(&adev->ddev, "isp gpio resource alloc failed (%d)\n" , r);
goto failure;
}
isp->isp_gpio_res[0 ].name = "isp_gpio_reg" ;
isp->isp_gpio_res[0 ].flags = IORESOURCE_MEM;
isp->isp_gpio_res[0 ].start = isp_base + ISP411_GPIO_SENSOR_OFFSET;
isp->isp_gpio_res[0 ].end = isp_base + ISP411_GPIO_SENSOR_OFFSET +
ISP411_GPIO_SENSOR_SIZE;
isp->isp_cell[2 ].name = "amdisp-pinctrl" ;
isp->isp_cell[2 ].num_resources = 1 ;
isp->isp_cell[2 ].resources = &isp->isp_gpio_res[0 ];
isp->isp_cell[2 ].platform_data = isp->isp_pdata;
isp->isp_cell[2 ].pdata_size = sizeof (struct isp_platform_data);
/* add only amd_isp_capture and amd_isp_i2c_designware to genpd */
r = mfd_add_hotplug_devices(isp->parent, isp->isp_cell, 2 );
if (r) {
drm_err(&adev->ddev, "add mfd hotplug device failed (%d)\n" , r);
goto failure;
}
r = device_for_each_child(isp->parent, &isp->ispgpd,
isp_genpd_add_device);
if (r) {
drm_err(&adev->ddev, "failed to add devices to genpd (%d)\n" , r);
goto failure;
}
r = mfd_add_hotplug_devices(isp->parent, &isp->isp_cell[2 ], 1 );
if (r) {
drm_err(&adev->ddev, "add pinctl hotplug device failed (%d)\n" , r);
goto failure;
}
return 0 ;
failure:
kfree(isp->isp_pdata);
kfree(isp->isp_res);
kfree(isp->isp_cell);
kfree(isp->isp_i2c_res);
kfree(isp->isp_gpio_res);
return r;
}
static int isp_v4_1_1_hw_fini(struct amdgpu_isp *isp)
{
device_for_each_child(isp->parent, NULL,
isp_genpd_remove_device);
mfd_remove_devices(isp->parent);
kfree(isp->isp_res);
kfree(isp->isp_cell);
kfree(isp->isp_pdata);
kfree(isp->isp_i2c_res);
kfree(isp->isp_gpio_res);
return 0 ;
}
static const struct isp_funcs isp_v4_1_1_funcs = {
.hw_init = isp_v4_1_1_hw_init,
.hw_fini = isp_v4_1_1_hw_fini,
};
void isp_v4_1_1_set_isp_funcs(struct amdgpu_isp *isp)
{
isp->funcs = &isp_v4_1_1_funcs;
}
Messung V0.5 in Prozent C=93 H=93 G=92
¤ Dauer der Verarbeitung: 0.8 Sekunden
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