diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/vlv_dsi_pll.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/vlv_dsi_pll.c | 18 |
1 files changed, 4 insertions, 14 deletions
diff --git a/drivers/gpu/drm/i915/display/vlv_dsi_pll.c b/drivers/gpu/drm/i915/display/vlv_dsi_pll.c index af7402127cd9..b697badbbe71 100644 --- a/drivers/gpu/drm/i915/display/vlv_dsi_pll.c +++ b/drivers/gpu/drm/i915/display/vlv_dsi_pll.c @@ -302,13 +302,10 @@ bool bxt_dsi_pll_is_enabled(struct drm_i915_private *dev_priv) void bxt_dsi_pll_disable(struct intel_encoder *encoder) { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); - u32 val; drm_dbg_kms(&dev_priv->drm, "\n"); - val = intel_de_read(dev_priv, BXT_DSI_PLL_ENABLE); - val &= ~BXT_DSI_PLL_DO_ENABLE; - intel_de_write(dev_priv, BXT_DSI_PLL_ENABLE, val); + intel_de_rmw(dev_priv, BXT_DSI_PLL_ENABLE, BXT_DSI_PLL_DO_ENABLE, 0); /* * PLL lock should deassert within 200us. @@ -542,7 +539,6 @@ void bxt_dsi_pll_enable(struct intel_encoder *encoder, struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder); enum port port; - u32 val; drm_dbg_kms(&dev_priv->drm, "\n"); @@ -559,9 +555,7 @@ void bxt_dsi_pll_enable(struct intel_encoder *encoder, } /* Enable DSI PLL */ - val = intel_de_read(dev_priv, BXT_DSI_PLL_ENABLE); - val |= BXT_DSI_PLL_DO_ENABLE; - intel_de_write(dev_priv, BXT_DSI_PLL_ENABLE, val); + intel_de_rmw(dev_priv, BXT_DSI_PLL_ENABLE, 0, BXT_DSI_PLL_DO_ENABLE); /* Timeout and fail if PLL not locked */ if (intel_de_wait_for_set(dev_priv, BXT_DSI_PLL_ENABLE, @@ -589,13 +583,9 @@ void bxt_dsi_reset_clocks(struct intel_encoder *encoder, enum port port) tmp &= ~(BXT_MIPI_RX_ESCLK_LOWER_FIXDIV_MASK(port)); intel_de_write(dev_priv, BXT_MIPI_CLOCK_CTL, tmp); } else { - tmp = intel_de_read(dev_priv, MIPIO_TXESC_CLK_DIV1); - tmp &= ~GLK_TX_ESC_CLK_DIV1_MASK; - intel_de_write(dev_priv, MIPIO_TXESC_CLK_DIV1, tmp); + intel_de_rmw(dev_priv, MIPIO_TXESC_CLK_DIV1, GLK_TX_ESC_CLK_DIV1_MASK, 0); - tmp = intel_de_read(dev_priv, MIPIO_TXESC_CLK_DIV2); - tmp &= ~GLK_TX_ESC_CLK_DIV2_MASK; - intel_de_write(dev_priv, MIPIO_TXESC_CLK_DIV2, tmp); + intel_de_rmw(dev_priv, MIPIO_TXESC_CLK_DIV2, GLK_TX_ESC_CLK_DIV2_MASK, 0); } intel_de_write(dev_priv, MIPI_EOT_DISABLE(port), CLOCKSTOP); } |