diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_sideband.c')
-rw-r--r-- | drivers/gpu/drm/i915/intel_sideband.c | 29 |
1 files changed, 18 insertions, 11 deletions
diff --git a/drivers/gpu/drm/i915/intel_sideband.c b/drivers/gpu/drm/i915/intel_sideband.c index 9944d8135e8..cc6fbcde7d3 100644 --- a/drivers/gpu/drm/i915/intel_sideband.c +++ b/drivers/gpu/drm/i915/intel_sideband.c @@ -90,6 +90,22 @@ void vlv_punit_write(struct drm_i915_private *dev_priv, u8 addr, u32 val) mutex_unlock(&dev_priv->dpio_lock); } +u32 vlv_bunit_read(struct drm_i915_private *dev_priv, u32 reg) +{ + u32 val = 0; + + vlv_sideband_rw(dev_priv, PCI_DEVFN(2, 0), IOSF_PORT_BUNIT, + PUNIT_OPCODE_REG_READ, reg, &val); + + return val; +} + +void vlv_bunit_write(struct drm_i915_private *dev_priv, u32 reg, u32 val) +{ + vlv_sideband_rw(dev_priv, PCI_DEVFN(2, 0), IOSF_PORT_BUNIT, + PUNIT_OPCODE_REG_WRITE, reg, &val); +} + u32 vlv_nc_read(struct drm_i915_private *dev_priv, u8 addr) { u32 val = 0; @@ -160,27 +176,18 @@ void vlv_gps_core_write(struct drm_i915_private *dev_priv, u32 reg, u32 val) PUNIT_OPCODE_REG_WRITE, reg, &val); } -static u32 vlv_get_phy_port(enum pipe pipe) -{ - u32 port = IOSF_PORT_DPIO; - - WARN_ON ((pipe != PIPE_A) && (pipe != PIPE_B)); - - return port; -} - u32 vlv_dpio_read(struct drm_i915_private *dev_priv, enum pipe pipe, int reg) { u32 val = 0; - vlv_sideband_rw(dev_priv, DPIO_DEVFN, vlv_get_phy_port(pipe), + vlv_sideband_rw(dev_priv, DPIO_DEVFN, DPIO_PHY_IOSF_PORT(DPIO_PHY(pipe)), DPIO_OPCODE_REG_READ, reg, &val); return val; } void vlv_dpio_write(struct drm_i915_private *dev_priv, enum pipe pipe, int reg, u32 val) { - vlv_sideband_rw(dev_priv, DPIO_DEVFN, vlv_get_phy_port(pipe), + vlv_sideband_rw(dev_priv, DPIO_DEVFN, DPIO_PHY_IOSF_PORT(DPIO_PHY(pipe)), DPIO_OPCODE_REG_WRITE, reg, &val); } |