diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/dce_v6_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/dce_v6_0.c | 57 |
1 files changed, 0 insertions, 57 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c index 58d0da5c2a74..c68de0fe1d7d 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c @@ -378,35 +378,6 @@ static u32 dce_v6_0_hpd_get_gpio_reg(struct amdgpu_device *adev) return mmDC_GPIO_HPD_A; } -static bool dce_v6_0_is_display_hung(struct amdgpu_device *adev) -{ - u32 crtc_hung = 0; - u32 crtc_status[6]; - u32 i, j, tmp; - - for (i = 0; i < adev->mode_info.num_crtc; i++) { - if (RREG32(mmCRTC_CONTROL + crtc_offsets[i]) & CRTC_CONTROL__CRTC_MASTER_EN_MASK) { - crtc_status[i] = RREG32(mmCRTC_STATUS_HV_COUNT + crtc_offsets[i]); - crtc_hung |= (1 << i); - } - } - - for (j = 0; j < 10; j++) { - for (i = 0; i < adev->mode_info.num_crtc; i++) { - if (crtc_hung & (1 << i)) { - tmp = RREG32(mmCRTC_STATUS_HV_COUNT + crtc_offsets[i]); - if (tmp != crtc_status[i]) - crtc_hung &= ~(1 << i); - } - } - if (crtc_hung == 0) - return false; - udelay(100); - } - - return true; -} - static void dce_v6_0_set_vga_render_state(struct amdgpu_device *adev, bool render) { @@ -2901,33 +2872,6 @@ static bool dce_v6_0_is_idle(struct amdgpu_ip_block *ip_block) return true; } -static int dce_v6_0_soft_reset(struct amdgpu_ip_block *ip_block) -{ - u32 srbm_soft_reset = 0, tmp; - struct amdgpu_device *adev = ip_block->adev; - - if (dce_v6_0_is_display_hung(adev)) - srbm_soft_reset |= SRBM_SOFT_RESET__SOFT_RESET_DC_MASK; - - if (srbm_soft_reset) { - tmp = RREG32(mmSRBM_SOFT_RESET); - tmp |= srbm_soft_reset; - dev_info(adev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp); - WREG32(mmSRBM_SOFT_RESET, tmp); - tmp = RREG32(mmSRBM_SOFT_RESET); - - udelay(50); - - tmp &= ~srbm_soft_reset; - WREG32(mmSRBM_SOFT_RESET, tmp); - tmp = RREG32(mmSRBM_SOFT_RESET); - - /* Wait a little for things to settle down */ - udelay(50); - } - return 0; -} - static void dce_v6_0_set_crtc_vblank_interrupt_state(struct amdgpu_device *adev, int crtc, enum amdgpu_interrupt_state state) @@ -3224,7 +3168,6 @@ static const struct amd_ip_funcs dce_v6_0_ip_funcs = { .suspend = dce_v6_0_suspend, .resume = dce_v6_0_resume, .is_idle = dce_v6_0_is_idle, - .soft_reset = dce_v6_0_soft_reset, .set_clockgating_state = dce_v6_0_set_clockgating_state, .set_powergating_state = dce_v6_0_set_powergating_state, }; |