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drm/i915: Add HAS_PCH_LPT_LP() macro 

Make LPT:LP checks look neater by wrapping the details in a
new HAS_PCH_LPT_LP() macro.

Reviewed-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Ville Syrjälä 2015-08-27 23:55:59 +03:00 committed by Daniel Vetter
parent d9dc34f1a1
commit c2699524d6
3 changed files with 8 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/gpu/drm/i915/i915_drv.h
View File

@ -2599,6 +2599,7 @@ struct drm_i915_cmd_table {
#define INTEL_PCH_TYPE(dev) (__I915__(dev)->pch_type)
#define HAS_PCH_SPT(dev) (INTEL_PCH_TYPE(dev) == PCH_SPT)
#define HAS_PCH_LPT(dev) (INTEL_PCH_TYPE(dev) == PCH_LPT)
#define HAS_PCH_LPT_LP(dev) (__I915__(dev)->pch_id == INTEL_PCH_LPT_LP_DEVICE_ID_TYPE)
#define HAS_PCH_CPT(dev) (INTEL_PCH_TYPE(dev) == PCH_CPT)
#define HAS_PCH_IBX(dev) (INTEL_PCH_TYPE(dev) == PCH_IBX)
#define HAS_PCH_NOP(dev) (INTEL_PCH_TYPE(dev) == PCH_NOP)

13
drivers/gpu/drm/i915/intel_display.c
View File

@ -8359,8 +8359,7 @@ static void lpt_enable_clkout_dp(struct drm_device *dev, bool with_spread,
if (WARN(with_fdi && !with_spread, "FDI requires downspread\n"))
with_spread = true;
if (WARN(dev_priv->pch_id == INTEL_PCH_LPT_LP_DEVICE_ID_TYPE &&
with_fdi, "LP PCH doesn't have FDI\n"))
if (WARN(HAS_PCH_LPT_LP(dev) && with_fdi, "LP PCH doesn't have FDI\n"))
with_fdi = false;
mutex_lock(&dev_priv->sb_lock);
@ -8383,8 +8382,7 @@ static void lpt_enable_clkout_dp(struct drm_device *dev, bool with_spread,
}
}
reg = (dev_priv->pch_id == INTEL_PCH_LPT_LP_DEVICE_ID_TYPE) ?
SBI_GEN0 : SBI_DBUFF0;
reg = HAS_PCH_LPT_LP(dev) ? SBI_GEN0 : SBI_DBUFF0;
tmp = intel_sbi_read(dev_priv, reg, SBI_ICLK);
tmp |= SBI_GEN0_CFG_BUFFENABLE_DISABLE;
intel_sbi_write(dev_priv, reg, tmp, SBI_ICLK);
@ -8400,8 +8398,7 @@ static void lpt_disable_clkout_dp(struct drm_device *dev)
mutex_lock(&dev_priv->sb_lock);
reg = (dev_priv->pch_id == INTEL_PCH_LPT_LP_DEVICE_ID_TYPE) ?
SBI_GEN0 : SBI_DBUFF0;
reg = HAS_PCH_LPT_LP(dev) ? SBI_GEN0 : SBI_DBUFF0;
tmp = intel_sbi_read(dev_priv, reg, SBI_ICLK);
tmp &= ~SBI_GEN0_CFG_BUFFENABLE_DISABLE;
intel_sbi_write(dev_priv, reg, tmp, SBI_ICLK);
@ -9413,7 +9410,7 @@ void hsw_enable_pc8(struct drm_i915_private *dev_priv)
DRM_DEBUG_KMS("Enabling package C8+\n");
if (dev_priv->pch_id == INTEL_PCH_LPT_LP_DEVICE_ID_TYPE) {
if (HAS_PCH_LPT_LP(dev)) {
val = I915_READ(SOUTH_DSPCLK_GATE_D);
val &= ~PCH_LP_PARTITION_LEVEL_DISABLE;
I915_WRITE(SOUTH_DSPCLK_GATE_D, val);
@ -9433,7 +9430,7 @@ void hsw_disable_pc8(struct drm_i915_private *dev_priv)
hsw_restore_lcpll(dev_priv);
lpt_init_pch_refclk(dev);
if (dev_priv->pch_id == INTEL_PCH_LPT_LP_DEVICE_ID_TYPE) {
if (HAS_PCH_LPT_LP(dev)) {
val = I915_READ(SOUTH_DSPCLK_GATE_D);
val |= PCH_LP_PARTITION_LEVEL_DISABLE;
I915_WRITE(SOUTH_DSPCLK_GATE_D, val);

4
drivers/gpu/drm/i915/intel_pm.c
View File

@ -6588,7 +6588,7 @@ static void lpt_init_clock_gating(struct drm_device *dev)
* TODO: this bit should only be enabled when really needed, then
* disabled when not needed anymore in order to save power.
*/
if (dev_priv->pch_id == INTEL_PCH_LPT_LP_DEVICE_ID_TYPE)
if (HAS_PCH_LPT_LP(dev))
I915_WRITE(SOUTH_DSPCLK_GATE_D,
I915_READ(SOUTH_DSPCLK_GATE_D) |
PCH_LP_PARTITION_LEVEL_DISABLE);
@ -6603,7 +6603,7 @@ static void lpt_suspend_hw(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
if (dev_priv->pch_id == INTEL_PCH_LPT_LP_DEVICE_ID_TYPE) {
if (HAS_PCH_LPT_LP(dev)) {
uint32_t val = I915_READ(SOUTH_DSPCLK_GATE_D);
val &= ~PCH_LP_PARTITION_LEVEL_DISABLE;