diff options
Diffstat (limited to 'common/recipes-kernel/linux/files/0945-drm-amd-amdgpu-add-power-gating-init-for-Baffin.patch')
-rw-r--r-- | common/recipes-kernel/linux/files/0945-drm-amd-amdgpu-add-power-gating-init-for-Baffin.patch | 81 |
1 files changed, 0 insertions, 81 deletions
diff --git a/common/recipes-kernel/linux/files/0945-drm-amd-amdgpu-add-power-gating-init-for-Baffin.patch b/common/recipes-kernel/linux/files/0945-drm-amd-amdgpu-add-power-gating-init-for-Baffin.patch deleted file mode 100644 index 92939e18..00000000 --- a/common/recipes-kernel/linux/files/0945-drm-amd-amdgpu-add-power-gating-init-for-Baffin.patch +++ /dev/null @@ -1,81 +0,0 @@ -From 3ea4bbeab61e874a7c1577f0528c23dc1c33bd6b Mon Sep 17 00:00:00 2001 -From: Eric Huang <JinHuiEric.Huang@amd.com> -Date: Tue, 16 Feb 2016 17:33:14 -0500 -Subject: [PATCH 0945/1110] drm/amd/amdgpu: add power gating init for Baffin - -Reviewed-by: Alex Deucher <alexander.deucher@amd.com> -Signed-off-by: Eric Huang <JinHuiEric.Huang@amd.com> ---- - drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 39 +++++++++++++++++++++++++++++++++++ - 1 file changed, 39 insertions(+) - -diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c -index 3fdce2d..4cd0d19 100644 ---- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c -+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c -@@ -1092,9 +1092,14 @@ static void gfx_v8_0_get_csb_buffer(struct amdgpu_device *adev, - PACKET3_SET_CONTEXT_REG_START); - switch (adev->asic_type) { - case CHIP_TONGA: -+ case CHIP_ELLESMERE: - buffer[count++] = cpu_to_le32(0x16000012); - buffer[count++] = cpu_to_le32(0x0000002A); - break; -+ case CHIP_BAFFIN: -+ buffer[count++] = cpu_to_le32(0x16000012); -+ buffer[count++] = cpu_to_le32(0x00000000); -+ break; - case CHIP_FIJI: - buffer[count++] = cpu_to_le32(0x3a00161a); - buffer[count++] = cpu_to_le32(0x0000002e); -@@ -3653,6 +3658,37 @@ static void gfx_v8_0_enable_save_restore_machine(struct amdgpu_device *adev) - WREG32(mmRLC_SRM_CNTL, data); - } - -+static void baffin_init_power_gating(struct amdgpu_device *adev) -+{ -+ uint32_t data; -+ -+ if (adev->pg_flags & (AMD_PG_SUPPORT_GFX_PG | -+ AMD_PG_SUPPORT_GFX_SMG | -+ AMD_PG_SUPPORT_GFX_DMG)) { -+ data = RREG32(mmCP_RB_WPTR_POLL_CNTL); -+ data &= ~CP_RB_WPTR_POLL_CNTL__IDLE_POLL_COUNT_MASK; -+ data |= (0x60 << CP_RB_WPTR_POLL_CNTL__IDLE_POLL_COUNT__SHIFT); -+ WREG32(mmCP_RB_WPTR_POLL_CNTL, data); -+ -+ data = 0; -+ data |= (0x10 << RLC_PG_DELAY__POWER_UP_DELAY__SHIFT); -+ data |= (0x10 << RLC_PG_DELAY__POWER_DOWN_DELAY__SHIFT); -+ data |= (0x10 << RLC_PG_DELAY__CMD_PROPAGATE_DELAY__SHIFT); -+ data |= (0x10 << RLC_PG_DELAY__MEM_SLEEP_DELAY__SHIFT); -+ WREG32(mmRLC_PG_DELAY, data); -+ -+ data = RREG32(mmRLC_PG_DELAY_2); -+ data &= ~RLC_PG_DELAY_2__SERDES_CMD_DELAY_MASK; -+ data |= (0x3 << RLC_PG_DELAY_2__SERDES_CMD_DELAY__SHIFT); -+ WREG32(mmRLC_PG_DELAY_2, data); -+ -+ data = RREG32(mmRLC_AUTO_PG_CTRL); -+ data &= ~RLC_AUTO_PG_CTRL__GRBM_REG_SAVE_GFX_IDLE_THRESHOLD_MASK; -+ data |= (0x55f0 << RLC_AUTO_PG_CTRL__GRBM_REG_SAVE_GFX_IDLE_THRESHOLD__SHIFT); -+ WREG32(mmRLC_AUTO_PG_CTRL, data); -+ } -+} -+ - static void gfx_v8_0_init_pg(struct amdgpu_device *adev) - { - if (adev->pg_flags & (AMD_PG_SUPPORT_GFX_PG | -@@ -3664,6 +3700,9 @@ static void gfx_v8_0_init_pg(struct amdgpu_device *adev) - gfx_v8_0_init_csb(adev); - gfx_v8_0_init_save_restore_list(adev); - gfx_v8_0_enable_save_restore_machine(adev); -+ -+ if (adev->asic_type == CHIP_BAFFIN) -+ baffin_init_power_gating(adev); - } - } - --- -2.7.4 - |