drm/i915: Simplify pipe_mask setup even further

Just set pipe_mask=~0 for the non-special cases where any pipe
will do. intel_encoder_possible_crtcs() will anyway drop out
anything that doesn't exist.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191002162505.30716-5-ville.syrjala@linux.intel.com
Reviewed-by: Juha-Pekka Heikkila <juhapekka.heikkila@gmail.com>

diff --git a/drivers/gpu/drm/i915/display/icl_dsi.c b/drivers/gpu/drm/i915/display/icl_dsi.c
index 99a75c6..325df29 100644 (file)
--- a/drivers/gpu/drm/i915/display/icl_dsi.c
+++ b/drivers/gpu/drm/i915/display/icl_dsi.c
@@ -1552,7 +1552,6 @@ void icl_dsi_init(struct drm_i915_private *dev_priv)
        struct drm_connector *connector;
        struct drm_display_mode *fixed_mode;
        enum port port;
-       enum pipe pipe;
 
        if (!intel_bios_is_dsi_present(dev_priv, &port))
                return;
@@ -1585,8 +1584,7 @@ void icl_dsi_init(struct drm_i915_private *dev_priv)
        encoder->get_hw_state = gen11_dsi_get_hw_state;
        encoder->type = INTEL_OUTPUT_DSI;
        encoder->cloneable = 0;
-       for_each_pipe(dev_priv, pipe)
-               encoder->pipe_mask |= BIT(pipe);
+       encoder->pipe_mask = ~0;
        encoder->power_domain = POWER_DOMAIN_PORT_DSI;
        encoder->get_power_domains = gen11_dsi_get_power_domains;
 

diff --git a/drivers/gpu/drm/i915/display/intel_crt.c b/drivers/gpu/drm/i915/display/intel_crt.c
index b704d2f..39cc6d7 100644 (file)
--- a/drivers/gpu/drm/i915/display/intel_crt.c
+++ b/drivers/gpu/drm/i915/display/intel_crt.c
@@ -1003,7 +1003,7 @@ void intel_crt_init(struct drm_i915_private *dev_priv)
        if (IS_I830(dev_priv))
                crt->base.pipe_mask = BIT(PIPE_A);
        else
-               crt->base.pipe_mask = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_C);
+               crt->base.pipe_mask = ~0;
 
        if (IS_GEN(dev_priv, 2))
                connector->interlace_allowed = 0;

diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c
index e4f9868..b51f244 100644 (file)
--- a/drivers/gpu/drm/i915/display/intel_ddi.c
+++ b/drivers/gpu/drm/i915/display/intel_ddi.c
@@ -4688,7 +4688,6 @@ void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port)
        struct intel_encoder *intel_encoder;
        struct drm_encoder *encoder;
        bool init_hdmi, init_dp, init_lspcon = false;
-       enum pipe pipe;
        enum phy phy = intel_port_to_phy(dev_priv, port);
 
        init_hdmi = port_info->supports_dvi || port_info->supports_hdmi;
@@ -4740,8 +4739,7 @@ void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port)
        intel_encoder->power_domain = intel_port_to_power_domain(port);
        intel_encoder->port = port;
        intel_encoder->cloneable = 0;
-       for_each_pipe(dev_priv, pipe)
-               intel_encoder->pipe_mask |= BIT(pipe);
+       intel_encoder->pipe_mask = ~0;
 
        if (INTEL_GEN(dev_priv) >= 11)
                intel_dig_port->saved_port_bits = I915_READ(DDI_BUF_CTL(port)) &

diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index ec3b37f..c80621a 100644 (file)
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -7575,7 +7575,7 @@ bool intel_dp_init(struct drm_i915_private *dev_priv,
                else
                        intel_encoder->pipe_mask = BIT(PIPE_A) | BIT(PIPE_B);
        } else {
-               intel_encoder->pipe_mask = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_C);
+               intel_encoder->pipe_mask = ~0;
        }
        intel_encoder->cloneable = 0;
        intel_encoder->port = port;

diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c
index 17f3693..7370c9d 100644 (file)
--- a/drivers/gpu/drm/i915/display/intel_dp_mst.c
+++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c
@@ -598,8 +598,6 @@ intel_dp_create_fake_mst_encoder(struct intel_digital_port *intel_dig_port, enum
        struct intel_dp_mst_encoder *intel_mst;
        struct intel_encoder *intel_encoder;
        struct drm_device *dev = intel_dig_port->base.base.dev;
-       struct drm_i915_private *dev_priv = to_i915(dev);
-       enum pipe pipe_iter;
 
        intel_mst = kzalloc(sizeof(*intel_mst), GFP_KERNEL);
 
@@ -617,8 +615,7 @@ intel_dp_create_fake_mst_encoder(struct intel_digital_port *intel_dig_port, enum
        intel_encoder->power_domain = intel_dig_port->base.power_domain;
        intel_encoder->port = intel_dig_port->base.port;
        intel_encoder->cloneable = 0;
-       for_each_pipe(dev_priv, pipe_iter)
-               intel_encoder->pipe_mask |= BIT(pipe_iter);
+       intel_encoder->pipe_mask = ~0;
 
        intel_encoder->compute_config = intel_dp_mst_compute_config;
        intel_encoder->disable = intel_mst_disable_dp;

diff --git a/drivers/gpu/drm/i915/display/intel_dvo.c b/drivers/gpu/drm/i915/display/intel_dvo.c
index a6c165d..bcfbcb7 100644 (file)
--- a/drivers/gpu/drm/i915/display/intel_dvo.c
+++ b/drivers/gpu/drm/i915/display/intel_dvo.c
@@ -505,7 +505,7 @@ void intel_dvo_init(struct drm_i915_private *dev_priv)
                intel_encoder->type = INTEL_OUTPUT_DVO;
                intel_encoder->power_domain = POWER_DOMAIN_PORT_OTHER;
                intel_encoder->port = port;
-               intel_encoder->pipe_mask = BIT(PIPE_A) | BIT(PIPE_B);
+               intel_encoder->pipe_mask = ~0;
 
                switch (dvo->type) {
                case INTEL_DVO_CHIP_TMDS:

diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c b/drivers/gpu/drm/i915/display/intel_hdmi.c
index 7605337..f6f5312 100644 (file)
--- a/drivers/gpu/drm/i915/display/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/display/intel_hdmi.c
@@ -3287,7 +3287,7 @@ void intel_hdmi_init(struct drm_i915_private *dev_priv,
                else
                        intel_encoder->pipe_mask = BIT(PIPE_A) | BIT(PIPE_B);
        } else {
-               intel_encoder->pipe_mask = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_C);
+               intel_encoder->pipe_mask = ~0;
        }
        intel_encoder->cloneable = 1 << INTEL_OUTPUT_ANALOG;
        /*

diff --git a/drivers/gpu/drm/i915/display/intel_lvds.c b/drivers/gpu/drm/i915/display/intel_lvds.c
index e358a6d..b1bc786 100644 (file)
--- a/drivers/gpu/drm/i915/display/intel_lvds.c
+++ b/drivers/gpu/drm/i915/display/intel_lvds.c
@@ -902,7 +902,7 @@ void intel_lvds_init(struct drm_i915_private *dev_priv)
        if (INTEL_GEN(dev_priv) < 4)
                intel_encoder->pipe_mask = BIT(PIPE_B);
        else
-               intel_encoder->pipe_mask = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_C);
+               intel_encoder->pipe_mask = ~0;
 
        drm_connector_helper_add(connector, &intel_lvds_connector_helper_funcs);
        connector->display_info.subpixel_order = SubPixelHorizontalRGB;

diff --git a/drivers/gpu/drm/i915/display/intel_sdvo.c b/drivers/gpu/drm/i915/display/intel_sdvo.c
index fed738e..5b7f4ba 100644 (file)
--- a/drivers/gpu/drm/i915/display/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/display/intel_sdvo.c
@@ -2921,7 +2921,7 @@ intel_sdvo_output_setup(struct intel_sdvo *intel_sdvo, u16 flags)
                              bytes[0], bytes[1]);
                return false;
        }
-       intel_sdvo->base.pipe_mask = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_C);
+       intel_sdvo->base.pipe_mask = ~0;
 
        return true;
 }

diff --git a/drivers/gpu/drm/i915/display/intel_tv.c b/drivers/gpu/drm/i915/display/intel_tv.c
index a329cfc..9983fad 100644 (file)
--- a/drivers/gpu/drm/i915/display/intel_tv.c
+++ b/drivers/gpu/drm/i915/display/intel_tv.c
@@ -1947,7 +1947,7 @@ intel_tv_init(struct drm_i915_private *dev_priv)
        intel_encoder->type = INTEL_OUTPUT_TVOUT;
        intel_encoder->power_domain = POWER_DOMAIN_PORT_OTHER;
        intel_encoder->port = PORT_NONE;
-       intel_encoder->pipe_mask = BIT(PIPE_A) | BIT(PIPE_B);
+       intel_encoder->pipe_mask = ~0;
        intel_encoder->cloneable = 0;
        intel_tv->type = DRM_MODE_CONNECTOR_Unknown;
 

diff --git a/drivers/gpu/drm/i915/display/vlv_dsi.c b/drivers/gpu/drm/i915/display/vlv_dsi.c
index 11a7c77..0ca49b1 100644 (file)
--- a/drivers/gpu/drm/i915/display/vlv_dsi.c
+++ b/drivers/gpu/drm/i915/display/vlv_dsi.c
@@ -1870,7 +1870,7 @@ void vlv_dsi_init(struct drm_i915_private *dev_priv)
         * port C. BXT isn't limited like this.
         */
        if (IS_GEN9_LP(dev_priv))
-               intel_encoder->pipe_mask = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_C);
+               intel_encoder->pipe_mask = ~0;
        else if (port == PORT_A)
                intel_encoder->pipe_mask = BIT(PIPE_A);
        else