From 65513bc33d65c921cd556a72e4e9263565dca4bf Mon Sep 17 00:00:00 2001 From: seshendra Gadagottu Date: Tue, 12 Dec 2017 11:36:42 -0800 Subject: gpu: nvgpu: gv11b: update thermal settings For gv11b, update thermal settings as per hw POR: 1.Created gv11b specific HAL for init_therm_setup_hw 2.Update steps for gradual slowdown to 1x,1.5x,2x,4x,8x,16x,32x. 3.Modified gradual step duration cycles to 4. Bug 200365110 Change-Id: I93c28a3394857aacdf3d304103c9e7c25d4ad344 Signed-off-by: seshendra Gadagottu Reviewed-on: https://git-master.nvidia.com/r/1616600 Reviewed-by: mobile promotions Tested-by: mobile promotions --- drivers/gpu/nvgpu/gv11b/therm_gv11b.c | 62 +++++++++++++++++++++++++++++++++++ 1 file changed, 62 insertions(+) (limited to 'drivers/gpu/nvgpu/gv11b/therm_gv11b.c') diff --git a/drivers/gpu/nvgpu/gv11b/therm_gv11b.c b/drivers/gpu/nvgpu/gv11b/therm_gv11b.c index 18987119..f2d929fa 100644 --- a/drivers/gpu/nvgpu/gv11b/therm_gv11b.c +++ b/drivers/gpu/nvgpu/gv11b/therm_gv11b.c @@ -28,6 +28,68 @@ #include +int gv11b_init_therm_setup_hw(struct gk20a *g) +{ + u32 v; + + gk20a_dbg_fn(""); + + /* program NV_THERM registers */ + gk20a_writel(g, therm_use_a_r(), therm_use_a_ext_therm_0_enable_f() | + therm_use_a_ext_therm_1_enable_f() | + therm_use_a_ext_therm_2_enable_f()); + gk20a_writel(g, therm_evt_ext_therm_0_r(), + therm_evt_ext_therm_0_slow_factor_f(0x2)); + gk20a_writel(g, therm_evt_ext_therm_1_r(), + therm_evt_ext_therm_1_slow_factor_f(0x6)); + gk20a_writel(g, therm_evt_ext_therm_2_r(), + therm_evt_ext_therm_2_slow_factor_f(0xe)); + + gk20a_writel(g, therm_grad_stepping_table_r(0), + therm_grad_stepping_table_slowdown_factor0_f( + therm_grad_stepping_table_slowdown_factor0_fpdiv_by1_f()) | + therm_grad_stepping_table_slowdown_factor1_f( + therm_grad_stepping_table_slowdown_factor0_fpdiv_by1p5_f()) | + therm_grad_stepping_table_slowdown_factor2_f( + therm_grad_stepping_table_slowdown_factor0_fpdiv_by2_f()) | + therm_grad_stepping_table_slowdown_factor3_f( + therm_grad_stepping_table_slowdown_factor0_fpdiv_by4_f()) | + therm_grad_stepping_table_slowdown_factor4_f( + therm_grad_stepping_table_slowdown_factor0_fpdiv_by8_f())); + + gk20a_writel(g, therm_grad_stepping_table_r(1), + therm_grad_stepping_table_slowdown_factor0_f( + therm_grad_stepping_table_slowdown_factor0_fpdiv_by16_f()) | + therm_grad_stepping_table_slowdown_factor1_f( + therm_grad_stepping_table_slowdown_factor0_fpdiv_by32_f()) | + therm_grad_stepping_table_slowdown_factor2_f( + therm_grad_stepping_table_slowdown_factor0_fpdiv_by32_f()) | + therm_grad_stepping_table_slowdown_factor3_f( + therm_grad_stepping_table_slowdown_factor0_fpdiv_by32_f()) | + therm_grad_stepping_table_slowdown_factor4_f( + therm_grad_stepping_table_slowdown_factor0_fpdiv_by32_f())); + + v = gk20a_readl(g, therm_clk_timing_r(0)); + v |= therm_clk_timing_grad_slowdown_enabled_f(); + gk20a_writel(g, therm_clk_timing_r(0), v); + + v = gk20a_readl(g, therm_config2_r()); + v |= therm_config2_grad_enable_f(1); + v |= therm_config2_slowdown_factor_extended_f(1); + v = set_field(v, therm_config2_grad_step_duration_m(), + therm_config2_grad_step_duration_f(0)); + gk20a_writel(g, therm_config2_r(), v); + + gk20a_writel(g, therm_grad_stepping1_r(), + therm_grad_stepping1_pdiv_duration_f(0x40)); + + v = gk20a_readl(g, therm_grad_stepping0_r()); + v |= therm_grad_stepping0_feature_enable_f(); + gk20a_writel(g, therm_grad_stepping0_r(), v); + + return 0; +} + int gv11b_elcg_init_idle_filters(struct gk20a *g) { u32 gate_ctrl, idle_filter; -- cgit v1.2.2