Configure SQ watchdog timer setting. Signed-off-by: Tao Zhou <tao.zhou1@xxxxxxx> --- drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c | 38 +++++++++++++++++++++++++ 1 file changed, 38 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c index 9e3b835bdbb2..590b0fa62ccc 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c @@ -2197,6 +2197,10 @@ static int gfx_v9_4_3_late_init(void *handle) if (r) return r; + if (adev->gfx.ras && + adev->gfx.ras->enable_watchdog_timer) + adev->gfx.ras->enable_watchdog_timer(adev); + return 0; } @@ -4043,6 +4047,34 @@ static void gfx_v9_4_3_inst_reset_ras_err_status(struct amdgpu_device *adev, gfx_v9_4_3_inst_reset_sq_timeout_status(adev, xcc_id); } +static void gfx_v9_4_3_inst_enable_watchdog_timer(struct amdgpu_device *adev, + void *ras_error_status, int xcc_id) +{ + uint32_t i; + uint32_t data; + + data = REG_SET_FIELD(0, SQ_TIMEOUT_CONFIG, TIMEOUT_FATAL_DISABLE, + amdgpu_watchdog_timer.timeout_fatal_disable ? 1 : 0); + + if (amdgpu_watchdog_timer.timeout_fatal_disable && + (amdgpu_watchdog_timer.period < 1 || + amdgpu_watchdog_timer.period > 0x23)) { + dev_warn(adev->dev, "Watchdog period range is 1 to 0x23\n"); + amdgpu_watchdog_timer.period = 0x23; + } + data = REG_SET_FIELD(data, SQ_TIMEOUT_CONFIG, PERIOD_SEL, + amdgpu_watchdog_timer.period); + + mutex_lock(&adev->grbm_idx_mutex); + for (i = 0; i < adev->gfx.config.max_shader_engines; i++) { + gfx_v9_4_3_xcc_select_se_sh(adev, i, 0xffffffff, 0xffffffff, xcc_id); + WREG32_SOC15(GC, GET_INST(GC, xcc_id), regSQ_TIMEOUT_CONFIG, data); + } + gfx_v9_4_3_xcc_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff, + xcc_id); + mutex_unlock(&adev->grbm_idx_mutex); +} + static void gfx_v9_4_3_query_ras_error_count(struct amdgpu_device *adev, void *ras_error_status) { @@ -4065,6 +4097,11 @@ static void gfx_v9_4_3_reset_ras_error_status(struct amdgpu_device *adev) amdgpu_gfx_ras_error_func(adev, NULL, gfx_v9_4_3_inst_reset_ras_err_status); } +static void gfx_v9_4_3_enable_watchdog_timer(struct amdgpu_device *adev) +{ + amdgpu_gfx_ras_error_func(adev, NULL, gfx_v9_4_3_inst_enable_watchdog_timer); +} + static const struct amd_ip_funcs gfx_v9_4_3_ip_funcs = { .name = "gfx_v9_4_3", .early_init = gfx_v9_4_3_early_init, @@ -4393,4 +4430,5 @@ struct amdgpu_gfx_ras gfx_v9_4_3_ras = { .ras_block = { .hw_ops = &gfx_v9_4_3_ras_ops, }, + .enable_watchdog_timer = &gfx_v9_4_3_enable_watchdog_timer, }; -- 2.35.1