diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2013-04-12 21:52:52 +0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2013-06-27 18:49:18 +0400 |
| commit | 2948f5e6c211eccd58b81c15a410d9f3d9cda657 (patch) | |
| tree | 86324d51dc6edbd9f279a4c955d6444aed23c1c1 /drivers/gpu/drm/radeon/r600.c | |
| parent | 138e4e16f0e1d7dee8e6d0534147e15c0a3d94d5 (diff) | |
| download | linux-2948f5e6c211eccd58b81c15a410d9f3d9cda657.tar.xz | |
drm/radeon: properly set up the RLC on ON/LN/TN (v3)
This is required for certain advanced functionality.
v2: save/restore list takes dword offsets
v3: rebase on gpu reset changes
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/r600.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/r600.c | 43 |
1 files changed, 12 insertions, 31 deletions
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c index 608926180e0c..4678ed102af6 100644 --- a/drivers/gpu/drm/radeon/r600.c +++ b/drivers/gpu/drm/radeon/r600.c @@ -97,6 +97,7 @@ static void r600_gpu_init(struct radeon_device *rdev); void r600_fini(struct radeon_device *rdev); void r600_irq_disable(struct radeon_device *rdev); static void r600_pcie_gen2_enable(struct radeon_device *rdev); +extern int evergreen_rlc_resume(struct radeon_device *rdev); /** * r600_get_xclk - get the xclk @@ -3778,7 +3779,7 @@ static void r600_rlc_start(struct radeon_device *rdev) WREG32(RLC_CNTL, RLC_ENABLE); } -static int r600_rlc_init(struct radeon_device *rdev) +static int r600_rlc_resume(struct radeon_device *rdev) { u32 i; const __be32 *fw_data; @@ -3790,39 +3791,16 @@ static int r600_rlc_init(struct radeon_device *rdev) WREG32(RLC_HB_CNTL, 0); - if (rdev->family == CHIP_ARUBA) { - WREG32(TN_RLC_SAVE_AND_RESTORE_BASE, rdev->rlc.save_restore_gpu_addr >> 8); - WREG32(TN_RLC_CLEAR_STATE_RESTORE_BASE, rdev->rlc.clear_state_gpu_addr >> 8); - } - if (rdev->family <= CHIP_CAYMAN) { - WREG32(RLC_HB_BASE, 0); - WREG32(RLC_HB_RPTR, 0); - WREG32(RLC_HB_WPTR, 0); - } - if (rdev->family <= CHIP_CAICOS) { - WREG32(RLC_HB_WPTR_LSB_ADDR, 0); - WREG32(RLC_HB_WPTR_MSB_ADDR, 0); - } + WREG32(RLC_HB_BASE, 0); + WREG32(RLC_HB_RPTR, 0); + WREG32(RLC_HB_WPTR, 0); + WREG32(RLC_HB_WPTR_LSB_ADDR, 0); + WREG32(RLC_HB_WPTR_MSB_ADDR, 0); WREG32(RLC_MC_CNTL, 0); WREG32(RLC_UCODE_CNTL, 0); fw_data = (const __be32 *)rdev->rlc_fw->data; - if (rdev->family >= CHIP_ARUBA) { - for (i = 0; i < ARUBA_RLC_UCODE_SIZE; i++) { - WREG32(RLC_UCODE_ADDR, i); - WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++)); - } - } else if (rdev->family >= CHIP_CAYMAN) { - for (i = 0; i < CAYMAN_RLC_UCODE_SIZE; i++) { - WREG32(RLC_UCODE_ADDR, i); - WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++)); - } - } else if (rdev->family >= CHIP_CEDAR) { - for (i = 0; i < EVERGREEN_RLC_UCODE_SIZE; i++) { - WREG32(RLC_UCODE_ADDR, i); - WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++)); - } - } else if (rdev->family >= CHIP_RV770) { + if (rdev->family >= CHIP_RV770) { for (i = 0; i < R700_RLC_UCODE_SIZE; i++) { WREG32(RLC_UCODE_ADDR, i); WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++)); @@ -3936,7 +3914,10 @@ int r600_irq_init(struct radeon_device *rdev) r600_disable_interrupts(rdev); /* init rlc */ - ret = r600_rlc_init(rdev); + if (rdev->family >= CHIP_CEDAR) + ret = evergreen_rlc_resume(rdev); + else + ret = r600_rlc_resume(rdev); if (ret) { r600_ih_ring_fini(rdev); return ret; |