diff options
Diffstat (limited to 'drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c')
| -rw-r--r-- | drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c | 68 |
1 files changed, 50 insertions, 18 deletions
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c index 84834c24a7e9..16a5d4d35981 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c @@ -27,6 +27,7 @@ #include <linux/pci.h> #include <linux/i2c.h> #include "amdgpu.h" +#include "amdgpu_dpm.h" #include "amdgpu_smu.h" #include "atomfirmware.h" #include "amdgpu_atomfirmware.h" @@ -57,8 +58,6 @@ #undef pr_info #undef pr_debug -#define to_amdgpu_device(x) (container_of(x, struct amdgpu_device, pm.smu_i2c)) - #define FEATURE_MASK(feature) (1ULL << feature) #define SMC_DPM_FEATURE ( \ FEATURE_MASK(FEATURE_DPM_PREFETCHER_BIT) | \ @@ -2746,7 +2745,8 @@ static ssize_t navi10_get_legacy_gpu_metrics(struct smu_context *smu, static int navi10_i2c_xfer(struct i2c_adapter *i2c_adap, struct i2c_msg *msg, int num_msgs) { - struct amdgpu_device *adev = to_amdgpu_device(i2c_adap); + struct amdgpu_smu_i2c_bus *smu_i2c = i2c_get_adapdata(i2c_adap); + struct amdgpu_device *adev = smu_i2c->adev; struct smu_context *smu = adev->powerplay.pp_handle; struct smu_table_context *smu_table = &smu->smu_table; struct smu_table *table = &smu_table->driver_table; @@ -2758,7 +2758,7 @@ static int navi10_i2c_xfer(struct i2c_adapter *i2c_adap, if (!req) return -ENOMEM; - req->I2CcontrollerPort = 0; + req->I2CcontrollerPort = smu_i2c->port; req->I2CSpeed = I2C_SPEED_FAST_400K; req->SlaveAddress = msg[0].addr << 1; /* wants an 8-bit address */ dir = msg[0].flags & I2C_M_RD; @@ -2836,28 +2836,60 @@ static const struct i2c_adapter_quirks navi10_i2c_control_quirks = { .max_comb_2nd_msg_len = MAX_SW_I2C_COMMANDS - 2, }; -static int navi10_i2c_control_init(struct smu_context *smu, struct i2c_adapter *control) +static int navi10_i2c_control_init(struct smu_context *smu) { - struct amdgpu_device *adev = to_amdgpu_device(control); - int res; + struct amdgpu_device *adev = smu->adev; + int res, i; + + for (i = 0; i < MAX_SMU_I2C_BUSES; i++) { + struct amdgpu_smu_i2c_bus *smu_i2c = &adev->pm.smu_i2c[i]; + struct i2c_adapter *control = &smu_i2c->adapter; + + smu_i2c->adev = adev; + smu_i2c->port = i; + mutex_init(&smu_i2c->mutex); + control->owner = THIS_MODULE; + control->class = I2C_CLASS_HWMON; + control->dev.parent = &adev->pdev->dev; + control->algo = &navi10_i2c_algo; + snprintf(control->name, sizeof(control->name), "AMDGPU SMU %d", i); + control->quirks = &navi10_i2c_control_quirks; + i2c_set_adapdata(control, smu_i2c); + + res = i2c_add_adapter(control); + if (res) { + DRM_ERROR("Failed to register hw i2c, err: %d\n", res); + goto Out_err; + } + } - control->owner = THIS_MODULE; - control->class = I2C_CLASS_HWMON; - control->dev.parent = &adev->pdev->dev; - control->algo = &navi10_i2c_algo; - snprintf(control->name, sizeof(control->name), "AMDGPU SMU"); - control->quirks = &navi10_i2c_control_quirks; + adev->pm.ras_eeprom_i2c_bus = &adev->pm.smu_i2c[0].adapter; + adev->pm.fru_eeprom_i2c_bus = &adev->pm.smu_i2c[1].adapter; - res = i2c_add_adapter(control); - if (res) - DRM_ERROR("Failed to register hw i2c, err: %d\n", res); + return 0; +Out_err: + for ( ; i >= 0; i--) { + struct amdgpu_smu_i2c_bus *smu_i2c = &adev->pm.smu_i2c[i]; + struct i2c_adapter *control = &smu_i2c->adapter; + i2c_del_adapter(control); + } return res; } -static void navi10_i2c_control_fini(struct smu_context *smu, struct i2c_adapter *control) +static void navi10_i2c_control_fini(struct smu_context *smu) { - i2c_del_adapter(control); + struct amdgpu_device *adev = smu->adev; + int i; + + for (i = 0; i < MAX_SMU_I2C_BUSES; i++) { + struct amdgpu_smu_i2c_bus *smu_i2c = &adev->pm.smu_i2c[i]; + struct i2c_adapter *control = &smu_i2c->adapter; + + i2c_del_adapter(control); + } + adev->pm.ras_eeprom_i2c_bus = NULL; + adev->pm.fru_eeprom_i2c_bus = NULL; } static ssize_t navi10_get_gpu_metrics(struct smu_context *smu, |