diff options
Diffstat (limited to 'drivers/gpu/drm/i915/vlv_dsi_pll.c')
| -rw-r--r-- | drivers/gpu/drm/i915/vlv_dsi_pll.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/drivers/gpu/drm/i915/vlv_dsi_pll.c b/drivers/gpu/drm/i915/vlv_dsi_pll.c index 5e7b1fb2db5d..99cc3e2e9c2c 100644 --- a/drivers/gpu/drm/i915/vlv_dsi_pll.c +++ b/drivers/gpu/drm/i915/vlv_dsi_pll.c @@ -26,9 +26,11 @@ */ #include <linux/kernel.h> -#include "intel_drv.h" + #include "i915_drv.h" +#include "intel_drv.h" #include "intel_dsi.h" +#include "intel_sideband.h" static const u16 lfsr_converts[] = { 426, 469, 234, 373, 442, 221, 110, 311, 411, /* 62 - 70 */ @@ -149,7 +151,7 @@ void vlv_dsi_pll_enable(struct intel_encoder *encoder, DRM_DEBUG_KMS("\n"); - mutex_lock(&dev_priv->sb_lock); + vlv_cck_get(dev_priv); vlv_cck_write(dev_priv, CCK_REG_DSI_PLL_CONTROL, 0); vlv_cck_write(dev_priv, CCK_REG_DSI_PLL_DIVIDER, config->dsi_pll.div); @@ -166,11 +168,11 @@ void vlv_dsi_pll_enable(struct intel_encoder *encoder, if (wait_for(vlv_cck_read(dev_priv, CCK_REG_DSI_PLL_CONTROL) & DSI_PLL_LOCK, 20)) { - mutex_unlock(&dev_priv->sb_lock); + vlv_cck_put(dev_priv); DRM_ERROR("DSI PLL lock failed\n"); return; } - mutex_unlock(&dev_priv->sb_lock); + vlv_cck_put(dev_priv); DRM_DEBUG_KMS("DSI PLL locked\n"); } @@ -182,14 +184,14 @@ void vlv_dsi_pll_disable(struct intel_encoder *encoder) DRM_DEBUG_KMS("\n"); - mutex_lock(&dev_priv->sb_lock); + vlv_cck_get(dev_priv); tmp = vlv_cck_read(dev_priv, CCK_REG_DSI_PLL_CONTROL); tmp &= ~DSI_PLL_VCO_EN; tmp |= DSI_PLL_LDO_GATE; vlv_cck_write(dev_priv, CCK_REG_DSI_PLL_CONTROL, tmp); - mutex_unlock(&dev_priv->sb_lock); + vlv_cck_put(dev_priv); } bool bxt_dsi_pll_is_enabled(struct drm_i915_private *dev_priv) @@ -266,10 +268,10 @@ u32 vlv_dsi_get_pclk(struct intel_encoder *encoder, DRM_DEBUG_KMS("\n"); - mutex_lock(&dev_priv->sb_lock); + vlv_cck_get(dev_priv); pll_ctl = vlv_cck_read(dev_priv, CCK_REG_DSI_PLL_CONTROL); pll_div = vlv_cck_read(dev_priv, CCK_REG_DSI_PLL_DIVIDER); - mutex_unlock(&dev_priv->sb_lock); + vlv_cck_put(dev_priv); config->dsi_pll.ctrl = pll_ctl & ~DSI_PLL_LOCK; config->dsi_pll.div = pll_div; |