diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2015-02-06 12:53:27 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-03-18 13:31:24 +0100 |
| commit | 083619feef6d690b1592217a8e47c9386395c4ac (patch) | |
| tree | 7cd9f26a110c3f4aec8be4c69a33f6368ab1b325 /drivers/gpu/drm | |
| parent | 9db79db105f2316229803a85eec7db665f7d276c (diff) | |
drm/radeon: only enable kv/kb dpm interrupts once v3
commit 410af8d7285a0b96314845c75c39fd612b755688 upstream.
Enable at init and disable on fini. Workaround for hardware problems.
v2 (chk): extend commit message
v3: add new function
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com> (v2)
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/radeon/cik.c | 21 | ||||
| -rw-r--r-- | drivers/gpu/drm/radeon/kv_dpm.c | 17 |
2 files changed, 15 insertions, 23 deletions
diff --git a/drivers/gpu/drm/radeon/cik.c b/drivers/gpu/drm/radeon/cik.c index 8ef67cb4ef1e..40cb7280157d 100644 --- a/drivers/gpu/drm/radeon/cik.c +++ b/drivers/gpu/drm/radeon/cik.c @@ -6809,7 +6809,6 @@ int cik_irq_set(struct radeon_device *rdev) u32 hpd1, hpd2, hpd3, hpd4, hpd5, hpd6; u32 grbm_int_cntl = 0; u32 dma_cntl, dma_cntl1; - u32 thermal_int; if (!rdev->irq.installed) { WARN(1, "Can't enable IRQ/MSI because no handler is installed\n"); @@ -6846,13 +6845,6 @@ int cik_irq_set(struct radeon_device *rdev) cp_m2p2 = RREG32(CP_ME2_PIPE2_INT_CNTL) & ~TIME_STAMP_INT_ENABLE; cp_m2p3 = RREG32(CP_ME2_PIPE3_INT_CNTL) & ~TIME_STAMP_INT_ENABLE; - if (rdev->flags & RADEON_IS_IGP) - thermal_int = RREG32_SMC(CG_THERMAL_INT_CTRL) & - ~(THERM_INTH_MASK | THERM_INTL_MASK); - else - thermal_int = RREG32_SMC(CG_THERMAL_INT) & - ~(THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW); - /* enable CP interrupts on all rings */ if (atomic_read(&rdev->irq.ring_int[RADEON_RING_TYPE_GFX_INDEX])) { DRM_DEBUG("cik_irq_set: sw int gfx\n"); @@ -7010,14 +7002,6 @@ int cik_irq_set(struct radeon_device *rdev) hpd6 |= DC_HPDx_INT_EN; } - if (rdev->irq.dpm_thermal) { - DRM_DEBUG("dpm thermal\n"); - if (rdev->flags & RADEON_IS_IGP) - thermal_int |= THERM_INTH_MASK | THERM_INTL_MASK; - else - thermal_int |= THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW; - } - WREG32(CP_INT_CNTL_RING0, cp_int_cntl); WREG32(SDMA0_CNTL + SDMA0_REGISTER_OFFSET, dma_cntl); @@ -7071,11 +7055,6 @@ int cik_irq_set(struct radeon_device *rdev) WREG32(DC_HPD5_INT_CONTROL, hpd5); WREG32(DC_HPD6_INT_CONTROL, hpd6); - if (rdev->flags & RADEON_IS_IGP) - WREG32_SMC(CG_THERMAL_INT_CTRL, thermal_int); - else - WREG32_SMC(CG_THERMAL_INT, thermal_int); - return 0; } diff --git a/drivers/gpu/drm/radeon/kv_dpm.c b/drivers/gpu/drm/radeon/kv_dpm.c index 351db361239d..c7c7bc5d573f 100644 --- a/drivers/gpu/drm/radeon/kv_dpm.c +++ b/drivers/gpu/drm/radeon/kv_dpm.c @@ -1121,6 +1121,19 @@ void kv_dpm_enable_bapm(struct radeon_device *rdev, bool enable) } } +static void kv_enable_thermal_int(struct radeon_device *rdev, bool enable) +{ + u32 thermal_int; + + thermal_int = RREG32_SMC(CG_THERMAL_INT_CTRL); + if (enable) + thermal_int |= THERM_INTH_MASK | THERM_INTL_MASK; + else + thermal_int &= ~(THERM_INTH_MASK | THERM_INTL_MASK); + WREG32_SMC(CG_THERMAL_INT_CTRL, thermal_int); + +} + int kv_dpm_enable(struct radeon_device *rdev) { struct kv_power_info *pi = kv_get_pi(rdev); @@ -1232,8 +1245,7 @@ int kv_dpm_late_enable(struct radeon_device *rdev) DRM_ERROR("kv_set_thermal_temperature_range failed\n"); return ret; } - rdev->irq.dpm_thermal = true; - radeon_irq_set(rdev); + kv_enable_thermal_int(rdev, true); } /* powerdown unused blocks for now */ @@ -1261,6 +1273,7 @@ void kv_dpm_disable(struct radeon_device *rdev) kv_stop_dpm(rdev); kv_enable_ulv(rdev, false); kv_reset_am(rdev); + kv_enable_thermal_int(rdev, false); kv_update_current_ps(rdev, rdev->pm.dpm.boot_ps); } |