diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2013-06-07 11:50:12 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2013-06-26 16:11:49 -0400 |
| commit | 360b1f5e6241932dcfe767389d262d155a04b0b0 (patch) | |
| tree | e922e3a69f9e9a6adcbd92505246e10185ee3487 /drivers/gpu/drm/radeon/radeon_atombios.c | |
| parent | 6e2c3c0ae70ccac2e8d8f2c932e72fe9866930ca (diff) | |
drm/radeon: update radeon_atom_get_clock_dividers() for SI
SI uses v5 of the command table and uses a different table
for memory PLLs.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_atombios.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_atombios.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c index 3236755857a8..774e3549b527 100644 --- a/drivers/gpu/drm/radeon/radeon_atombios.c +++ b/drivers/gpu/drm/radeon/radeon_atombios.c @@ -2732,7 +2732,8 @@ int radeon_atom_get_clock_dividers(struct radeon_device *rdev, break; case 2: case 3: - /* r6xx, r7xx, evergreen, ni */ + case 5: + /* r6xx, r7xx, evergreen, ni, si */ if (rdev->family <= CHIP_RV770) { args.v2.ucAction = clock_type; args.v2.ulClock = cpu_to_le32(clock); /* 10 khz */ @@ -2765,6 +2766,9 @@ int radeon_atom_get_clock_dividers(struct radeon_device *rdev, dividers->vco_mode = (args.v3.ucCntlFlag & ATOM_PLL_CNTL_FLAG_MPLL_VCO_MODE) ? 1 : 0; } else { + /* for SI we use ComputeMemoryClockParam for memory plls */ + if (rdev->family >= CHIP_TAHITI) + return -EINVAL; args.v5.ulClockParams = cpu_to_le32((clock_type << 24) | clock); if (strobe_mode) args.v5.ucInputFlag = ATOM_PLL_INPUT_FLAG_PLL_STROBE_MODE_EN; |