From fa90ecefdc656b1e25af18251707907dbc1e7609 Mon Sep 17 00:00:00 2001 From: Paulo Zanoni Date: Fri, 26 Oct 2012 19:05:44 -0200 Subject: [PATCH] drm/i915: simplify assignments inside intel_dp.c - Replace container_of with enc_to_intel_dp. - Walk through less structures when making assignments. - Rename some variables to keep our naming standards. As a bonus, this will reduce the usage of "struct intel_dp", making the future patch that introduces intel_digital_port smaller and easier to review. Signed-off-by: Paulo Zanoni Reviewed-by: Damien Lespiau Signed-off-by: Daniel Vetter --- drivers/gpu/drm/i915/intel_dp.c | 41 +++++++++++++++++++++-------------------- 1 file changed, 21 insertions(+), 20 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 79a5181..5c03e66 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -76,8 +76,7 @@ static bool is_cpu_edp(struct intel_dp *intel_dp) static struct intel_dp *intel_attached_dp(struct drm_connector *connector) { - return container_of(intel_attached_encoder(connector), - struct intel_dp, base); + return enc_to_intel_dp(&intel_attached_encoder(connector)->base); } /** @@ -105,7 +104,7 @@ void intel_edp_link_config(struct intel_encoder *intel_encoder, int *lane_num, int *link_bw) { - struct intel_dp *intel_dp = container_of(intel_encoder, struct intel_dp, base); + struct intel_dp *intel_dp = enc_to_intel_dp(&intel_encoder->base); *lane_num = intel_dp->lane_count; *link_bw = drm_dp_bw_code_to_link_rate(intel_dp->link_bw); @@ -115,7 +114,7 @@ int intel_edp_target_clock(struct intel_encoder *intel_encoder, struct drm_display_mode *mode) { - struct intel_dp *intel_dp = container_of(intel_encoder, struct intel_dp, base); + struct intel_dp *intel_dp = enc_to_intel_dp(&intel_encoder->base); struct intel_connector *intel_connector = intel_dp->attached_connector; if (intel_connector->panel.fixed_mode) @@ -771,7 +770,8 @@ intel_dp_set_m_n(struct drm_crtc *crtc, struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode) { struct drm_device *dev = crtc->dev; - struct intel_encoder *encoder; + struct intel_encoder *intel_encoder; + struct intel_dp *intel_dp; struct drm_i915_private *dev_priv = dev->dev_private; struct intel_crtc *intel_crtc = to_intel_crtc(crtc); int lane_count = 4; @@ -782,11 +782,11 @@ intel_dp_set_m_n(struct drm_crtc *crtc, struct drm_display_mode *mode, /* * Find the lane count in the intel_encoder private */ - for_each_encoder_on_crtc(dev, crtc, encoder) { - struct intel_dp *intel_dp = enc_to_intel_dp(&encoder->base); + for_each_encoder_on_crtc(dev, crtc, intel_encoder) { + intel_dp = enc_to_intel_dp(&intel_encoder->base); - if (intel_dp->base.type == INTEL_OUTPUT_DISPLAYPORT || - intel_dp->base.type == INTEL_OUTPUT_EDP) + if (intel_encoder->type == INTEL_OUTPUT_DISPLAYPORT || + intel_encoder->type == INTEL_OUTPUT_EDP) { lane_count = intel_dp->lane_count; break; @@ -848,7 +848,7 @@ intel_dp_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode, struct drm_device *dev = encoder->dev; struct drm_i915_private *dev_priv = dev->dev_private; struct intel_dp *intel_dp = enc_to_intel_dp(encoder); - struct drm_crtc *crtc = intel_dp->base.base.crtc; + struct drm_crtc *crtc = encoder->crtc; struct intel_crtc *intel_crtc = to_intel_crtc(crtc); /* @@ -2278,7 +2278,7 @@ static enum drm_connector_status intel_dp_detect(struct drm_connector *connector, bool force) { struct intel_dp *intel_dp = intel_attached_dp(connector); - struct drm_device *dev = intel_dp->base.base.dev; + struct drm_device *dev = connector->dev; enum drm_connector_status status; struct edid *edid = NULL; char dpcd_hex_dump[sizeof(intel_dp->dpcd) * 3]; @@ -2316,7 +2316,7 @@ static int intel_dp_get_modes(struct drm_connector *connector) { struct intel_dp *intel_dp = intel_attached_dp(connector); struct intel_connector *intel_connector = to_intel_connector(connector); - struct drm_device *dev = intel_dp->base.base.dev; + struct drm_device *dev = connector->dev; int ret; /* We should parse the EDID data and find out if it has an audio sink @@ -2492,7 +2492,7 @@ static const struct drm_encoder_funcs intel_dp_enc_funcs = { static void intel_dp_hot_plug(struct intel_encoder *intel_encoder) { - struct intel_dp *intel_dp = container_of(intel_encoder, struct intel_dp, base); + struct intel_dp *intel_dp = enc_to_intel_dp(&intel_encoder->base); intel_dp_check_link_status(intel_dp); } @@ -2502,13 +2502,14 @@ int intel_trans_dp_port_sel(struct drm_crtc *crtc) { struct drm_device *dev = crtc->dev; - struct intel_encoder *encoder; + struct intel_encoder *intel_encoder; + struct intel_dp *intel_dp; - for_each_encoder_on_crtc(dev, crtc, encoder) { - struct intel_dp *intel_dp = enc_to_intel_dp(&encoder->base); + for_each_encoder_on_crtc(dev, crtc, intel_encoder) { + intel_dp = enc_to_intel_dp(&intel_encoder->base); - if (intel_dp->base.type == INTEL_OUTPUT_DISPLAYPORT || - intel_dp->base.type == INTEL_OUTPUT_EDP) + if (intel_encoder->type == INTEL_OUTPUT_DISPLAYPORT || + intel_encoder->type == INTEL_OUTPUT_EDP) return intel_dp->output_reg; } @@ -2802,8 +2803,8 @@ intel_dp_init(struct drm_device *dev, int output_reg, enum port port) } else { /* if this fails, presume the device is a ghost */ DRM_INFO("failed to retrieve link info, disabling eDP\n"); - intel_dp_encoder_destroy(&intel_dp->base.base); - intel_dp_destroy(&intel_connector->base); + intel_dp_encoder_destroy(&intel_encoder->base); + intel_dp_destroy(connector); return; } -- 2.7.4