From: Alex Deucher Date: Fri, 17 Jul 2020 13:32:04 +0000 (-0400) Subject: drm/amdgpu: remove eeprom from the smu i2c handlers X-Git-Tag: v5.10.7~1332^2~30^2~374 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=a519fd83cf3094088de736c9f02f2b3ed36d72e2;p=platform%2Fkernel%2Flinux-rpi.git drm/amdgpu: remove eeprom from the smu i2c handlers The driver uses it for EEPROM access, but it's just an i2c bus. Reviewed-by: Andrey Grodzovsky Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/smu_v11_0_i2c.c b/drivers/gpu/drm/amd/amdgpu/smu_v11_0_i2c.c index f3d0324..d55bf64 100644 --- a/drivers/gpu/drm/amd/amdgpu/smu_v11_0_i2c.c +++ b/drivers/gpu/drm/amd/amdgpu/smu_v11_0_i2c.c @@ -536,12 +536,12 @@ Fail: return false; } -/***************************** EEPROM I2C GLUE ****************************/ +/***************************** I2C GLUE ****************************/ -static uint32_t smu_v11_0_i2c_eeprom_read_data(struct i2c_adapter *control, - uint8_t address, - uint8_t *data, - uint32_t numbytes) +static uint32_t smu_v11_0_i2c_read_data(struct i2c_adapter *control, + uint8_t address, + uint8_t *data, + uint32_t numbytes) { uint32_t ret = 0; @@ -561,10 +561,10 @@ Fail: return ret; } -static uint32_t smu_v11_0_i2c_eeprom_write_data(struct i2c_adapter *control, - uint8_t address, - uint8_t *data, - uint32_t numbytes) +static uint32_t smu_v11_0_i2c_write_data(struct i2c_adapter *control, + uint8_t address, + uint8_t *data, + uint32_t numbytes) { uint32_t ret; @@ -624,7 +624,7 @@ static const struct i2c_lock_operations smu_v11_0_i2c_i2c_lock_ops = { .unlock_bus = unlock_bus, }; -static int smu_v11_0_i2c_eeprom_i2c_xfer(struct i2c_adapter *i2c_adap, +static int smu_v11_0_i2c_xfer(struct i2c_adapter *i2c_adap, struct i2c_msg *msgs, int num) { int i, ret; @@ -639,13 +639,13 @@ static int smu_v11_0_i2c_eeprom_i2c_xfer(struct i2c_adapter *i2c_adap, for (i = 0; i < num; i++) { if (msgs[i].flags & I2C_M_RD) - ret = smu_v11_0_i2c_eeprom_read_data(i2c_adap, - (uint8_t)msgs[i].addr, - msgs[i].buf, msgs[i].len); + ret = smu_v11_0_i2c_read_data(i2c_adap, + (uint8_t)msgs[i].addr, + msgs[i].buf, msgs[i].len); else - ret = smu_v11_0_i2c_eeprom_write_data(i2c_adap, - (uint8_t)msgs[i].addr, - msgs[i].buf, msgs[i].len); + ret = smu_v11_0_i2c_write_data(i2c_adap, + (uint8_t)msgs[i].addr, + msgs[i].buf, msgs[i].len); if (ret != I2C_OK) { num = -EIO; @@ -657,18 +657,18 @@ static int smu_v11_0_i2c_eeprom_i2c_xfer(struct i2c_adapter *i2c_adap, return num; } -static u32 smu_v11_0_i2c_eeprom_i2c_func(struct i2c_adapter *adap) +static u32 smu_v11_0_i2c_func(struct i2c_adapter *adap) { return I2C_FUNC_I2C | I2C_FUNC_SMBUS_EMUL; } -static const struct i2c_algorithm smu_v11_0_i2c_eeprom_i2c_algo = { - .master_xfer = smu_v11_0_i2c_eeprom_i2c_xfer, - .functionality = smu_v11_0_i2c_eeprom_i2c_func, +static const struct i2c_algorithm smu_v11_0_i2c_algo = { + .master_xfer = smu_v11_0_i2c_xfer, + .functionality = smu_v11_0_i2c_func, }; -int smu_v11_0_i2c_eeprom_control_init(struct i2c_adapter *control) +int smu_v11_0_i2c_control_init(struct i2c_adapter *control) { struct amdgpu_device *adev = to_amdgpu_device(control); int res; @@ -676,8 +676,8 @@ int smu_v11_0_i2c_eeprom_control_init(struct i2c_adapter *control) control->owner = THIS_MODULE; control->class = I2C_CLASS_SPD; control->dev.parent = &adev->pdev->dev; - control->algo = &smu_v11_0_i2c_eeprom_i2c_algo; - snprintf(control->name, sizeof(control->name), "AMDGPU EEPROM"); + control->algo = &smu_v11_0_i2c_algo; + snprintf(control->name, sizeof(control->name), "AMDGPU SMU"); control->lock_ops = &smu_v11_0_i2c_i2c_lock_ops; res = i2c_add_adapter(control); @@ -687,7 +687,7 @@ int smu_v11_0_i2c_eeprom_control_init(struct i2c_adapter *control) return res; } -void smu_v11_0_i2c_eeprom_control_fini(struct i2c_adapter *control) +void smu_v11_0_i2c_control_fini(struct i2c_adapter *control) { i2c_del_adapter(control); } @@ -715,9 +715,9 @@ bool smu_v11_0_i2c_test_bus(struct i2c_adapter *control) smu_v11_0_i2c_init(control); /* Write 0xde to address 0x0000 on the EEPROM */ - ret = smu_v11_0_i2c_eeprom_write_data(control, I2C_TARGET_ADDR, data, 6); + ret = smu_v11_0_i2c_write_data(control, I2C_TARGET_ADDR, data, 6); - ret = smu_v11_0_i2c_eeprom_read_data(control, I2C_TARGET_ADDR, data, 6); + ret = smu_v11_0_i2c_read_data(control, I2C_TARGET_ADDR, data, 6); smu_v11_0_i2c_fini(control); diff --git a/drivers/gpu/drm/amd/amdgpu/smu_v11_0_i2c.h b/drivers/gpu/drm/amd/amdgpu/smu_v11_0_i2c.h index 973f28d..44467c0 100644 --- a/drivers/gpu/drm/amd/amdgpu/smu_v11_0_i2c.h +++ b/drivers/gpu/drm/amd/amdgpu/smu_v11_0_i2c.h @@ -28,7 +28,7 @@ struct i2c_adapter; -int smu_v11_0_i2c_eeprom_control_init(struct i2c_adapter *control); -void smu_v11_0_i2c_eeprom_control_fini(struct i2c_adapter *control); +int smu_v11_0_i2c_control_init(struct i2c_adapter *control); +void smu_v11_0_i2c_control_fini(struct i2c_adapter *control); #endif diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/vega20_smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/vega20_smumgr.c index c2e0fbb..d1b7955 100644 --- a/drivers/gpu/drm/amd/powerplay/smumgr/vega20_smumgr.c +++ b/drivers/gpu/drm/amd/powerplay/smumgr/vega20_smumgr.c @@ -523,7 +523,7 @@ static int vega20_smu_init(struct pp_hwmgr *hwmgr) priv->smu_tables.entry[TABLE_ACTIVITY_MONITOR_COEFF].size = sizeof(DpmActivityMonitorCoeffInt_t); if (adev->psp.ras.ras) { - ret = smu_v11_0_i2c_eeprom_control_init(&adev->pm.smu_i2c); + ret = smu_v11_0_i2c_control_init(&adev->pm.smu_i2c); if (ret) goto err4; } @@ -563,7 +563,7 @@ static int vega20_smu_fini(struct pp_hwmgr *hwmgr) struct amdgpu_device *adev = hwmgr->adev; if (adev->psp.ras.ras) - smu_v11_0_i2c_eeprom_control_fini(&adev->pm.smu_i2c); + smu_v11_0_i2c_control_fini(&adev->pm.smu_i2c); if (priv) { amdgpu_bo_free_kernel(&priv->smu_tables.entry[TABLE_PPTABLE].handle,