diff options
| author | Karol Wachowski <karol.wachowski@intel.com> | 2025-02-04 11:46:22 +0300 |
|---|---|---|
| committer | Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com> | 2025-02-10 12:45:43 +0300 |
| commit | 011529fe81121e2d343522ecbb149e9b2d1e5931 (patch) | |
| tree | cad39d4287b39aadf457f05ee049486477a97a6b | |
| parent | 55e856c344b0473e78729e59e501b28d3c238b51 (diff) | |
| download | linux-011529fe81121e2d343522ecbb149e9b2d1e5931.tar.xz | |
accel/ivpu: Implement D0i2 disable test mode
Add power_profile firmware boot param and set it to 0 by default
which is default FW power profile.
Implement IVPU_TEST_MODE_D0I2_DISABLE which is used for setting
power profile boot param value to 1 which prevents NPU from entering
d0i2 power state.
Reviewed-by: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Signed-off-by: Karol Wachowski <karol.wachowski@intel.com>
Signed-off-by: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20250204084622.2422544-7-jacek.lawrynowicz@linux.intel.com
| -rw-r--r-- | drivers/accel/ivpu/ivpu_drv.h | 2 | ||||
| -rw-r--r-- | drivers/accel/ivpu/ivpu_fw.c | 4 | ||||
| -rw-r--r-- | drivers/accel/ivpu/ivpu_hw.c | 4 |
3 files changed, 10 insertions, 0 deletions
diff --git a/drivers/accel/ivpu/ivpu_drv.h b/drivers/accel/ivpu/ivpu_drv.h index 73d808068c8b..92753effb1c9 100644 --- a/drivers/accel/ivpu/ivpu_drv.h +++ b/drivers/accel/ivpu/ivpu_drv.h @@ -111,6 +111,7 @@ struct ivpu_wa_table { bool disable_clock_relinquish; bool disable_d0i3_msg; bool wp0_during_power_up; + bool disable_d0i2; }; struct ivpu_hw_info; @@ -208,6 +209,7 @@ extern bool ivpu_force_snoop; #define IVPU_TEST_MODE_TURBO BIT(9) #define IVPU_TEST_MODE_CLK_RELINQ_DISABLE BIT(10) #define IVPU_TEST_MODE_CLK_RELINQ_ENABLE BIT(11) +#define IVPU_TEST_MODE_D0I2_DISABLE BIT(12) extern int ivpu_test_mode; struct ivpu_file_priv *ivpu_file_priv_get(struct ivpu_file_priv *file_priv); diff --git a/drivers/accel/ivpu/ivpu_fw.c b/drivers/accel/ivpu/ivpu_fw.c index cfe8f79ec5a6..7a1bb92d8c81 100644 --- a/drivers/accel/ivpu/ivpu_fw.c +++ b/drivers/accel/ivpu/ivpu_fw.c @@ -534,6 +534,8 @@ static void ivpu_fw_boot_params_print(struct ivpu_device *vdev, struct vpu_boot_ boot_params->d0i3_entry_vpu_ts); ivpu_dbg(vdev, FW_BOOT, "boot_params.system_time_us = %llu\n", boot_params->system_time_us); + ivpu_dbg(vdev, FW_BOOT, "boot_params.power_profile = %u\n", + boot_params->power_profile); } void ivpu_fw_boot_params_setup(struct ivpu_device *vdev, struct vpu_boot_params *boot_params) @@ -634,6 +636,8 @@ void ivpu_fw_boot_params_setup(struct ivpu_device *vdev, struct vpu_boot_params boot_params->d0i3_delayed_entry = 1; boot_params->d0i3_residency_time_us = 0; boot_params->d0i3_entry_vpu_ts = 0; + if (IVPU_WA(disable_d0i2)) + boot_params->power_profile = 1; boot_params->system_time_us = ktime_to_us(ktime_get_real()); wmb(); /* Flush WC buffers after writing bootparams */ diff --git a/drivers/accel/ivpu/ivpu_hw.c b/drivers/accel/ivpu/ivpu_hw.c index 4d9f30e3b505..ec9a3629da3a 100644 --- a/drivers/accel/ivpu/ivpu_hw.c +++ b/drivers/accel/ivpu/ivpu_hw.c @@ -77,11 +77,15 @@ static void wa_init(struct ivpu_device *vdev) if (ivpu_hw_ip_gen(vdev) == IVPU_HW_IP_37XX) vdev->wa.wp0_during_power_up = true; + if (ivpu_test_mode & IVPU_TEST_MODE_D0I2_DISABLE) + vdev->wa.disable_d0i2 = true; + IVPU_PRINT_WA(punit_disabled); IVPU_PRINT_WA(clear_runtime_mem); IVPU_PRINT_WA(interrupt_clear_with_0); IVPU_PRINT_WA(disable_clock_relinquish); IVPU_PRINT_WA(wp0_during_power_up); + IVPU_PRINT_WA(disable_d0i2); } static void timeouts_init(struct ivpu_device *vdev) |