1 files changed, 129 insertions, 20 deletions

diff --git a/drivers/gpu/drm/radeon/radeon_mode.h b/drivers/gpu/drm/radeon/radeon_mode.h
index ace726aa0d76..44d4b652ea12 100644
--- a/drivers/gpu/drm/radeon/radeon_mode.h
+++ b/drivers/gpu/drm/radeon/radeon_mode.h
@@ -33,6 +33,7 @@
 #include <drm_crtc.h>
 #include <drm_mode.h>
 #include <drm_edid.h>
+#include <drm_dp_helper.h>
 #include <linux/i2c.h>
 #include <linux/i2c-id.h>
 #include <linux/i2c-algo-bit.h>
@@ -89,24 +90,45 @@ enum radeon_tv_std {
         TV_STD_PAL_CN,
 };
 
+/* radeon gpio-based i2c
+ * 1. "mask" reg and bits
+ *    grabs the gpio pins for software use
+ *    0=not held  1=held
+ * 2. "a" reg and bits
+ *    output pin value
+ *    0=low 1=high
+ * 3. "en" reg and bits
+ *    sets the pin direction
+ *    0=input 1=output
+ * 4. "y" reg and bits
+ *    input pin value
+ *    0=low 1=high
+ */
 struct radeon_i2c_bus_rec {
         bool valid;
+        /* id used by atom */
+        uint8_t i2c_id;
+        /* can be used with hw i2c engine */
+        bool hw_capable;
+        /* uses multi-media i2c engine */
+        bool mm_i2c;
+        /* regs and bits */
         uint32_t mask_clk_reg;
         uint32_t mask_data_reg;
         uint32_t a_clk_reg;
         uint32_t a_data_reg;
-        uint32_t put_clk_reg;
-        uint32_t put_data_reg;
-        uint32_t get_clk_reg;
-        uint32_t get_data_reg;
+        uint32_t en_clk_reg;
+        uint32_t en_data_reg;
+        uint32_t y_clk_reg;
+        uint32_t y_data_reg;
         uint32_t mask_clk_mask;
         uint32_t mask_data_mask;
-        uint32_t put_clk_mask;
-        uint32_t put_data_mask;
-        uint32_t get_clk_mask;
-        uint32_t get_data_mask;
         uint32_t a_clk_mask;
         uint32_t a_data_mask;
+        uint32_t en_clk_mask;
+        uint32_t en_data_mask;
+        uint32_t y_clk_mask;
+        uint32_t y_data_mask;
 };
 
 struct radeon_tmds_pll {
@@ -150,9 +172,12 @@ struct radeon_pll {
 };
 
 struct radeon_i2c_chan {
-        struct drm_device *dev;
         struct i2c_adapter adapter;
-        struct i2c_algo_bit_data algo;
+        struct drm_device *dev;
+        union {
+                struct i2c_algo_dp_aux_data dp;
+                struct i2c_algo_bit_data bit;
+        } algo;
         struct radeon_i2c_bus_rec rec;
 };
 
@@ -170,6 +195,11 @@ enum radeon_connector_table {
         CT_EMAC,
 };
 
+enum radeon_dvo_chip {
+        DVO_SIL164,
+        DVO_SIL1178,
+};
+
 struct radeon_mode_info {
         struct atom_context *atom_context;
         struct card_info *atom_card_info;
@@ -261,6 +291,13 @@ struct radeon_encoder_int_tmds {
         struct radeon_tmds_pll tmds_pll[4];
 };
 
+struct radeon_encoder_ext_tmds {
+        /* tmds over dvo */
+        struct radeon_i2c_chan *i2c_bus;
+        uint8_t slave_addr;
+        enum radeon_dvo_chip dvo_chip;
+};
+
 /* spread spectrum */
 struct radeon_atom_ss {
         uint16_t percentage;
@@ -302,6 +339,35 @@ struct radeon_encoder {
 struct radeon_connector_atom_dig {
         uint32_t igp_lane_info;
         bool linkb;
+        /* displayport */
+        struct radeon_i2c_chan *dp_i2c_bus;
+        u8 dpcd[8];
+        u8 dp_sink_type;
+        int dp_clock;
+        int dp_lane_count;
+};
+
+struct radeon_gpio_rec {
+        bool valid;
+        u8 id;
+        u32 reg;
+        u32 mask;
+};
+
+enum radeon_hpd_id {
+        RADEON_HPD_NONE = 0,
+        RADEON_HPD_1,
+        RADEON_HPD_2,
+        RADEON_HPD_3,
+        RADEON_HPD_4,
+        RADEON_HPD_5,
+        RADEON_HPD_6,
+};
+
+struct radeon_hpd {
+        enum radeon_hpd_id hpd;
+        u8 plugged_state;
+        struct radeon_gpio_rec gpio;
 };
 
 struct radeon_connector {
@@ -318,6 +384,7 @@ struct radeon_connector {
         void *con_priv;
         bool dac_load_detect;
         uint16_t connector_object_id;
+        struct radeon_hpd hpd;
 };
 
 struct radeon_framebuffer {
@@ -325,10 +392,37 @@ struct radeon_framebuffer {
         struct drm_gem_object *obj;
 };
 
+extern void radeon_connector_hotplug(struct drm_connector *connector);
+extern bool radeon_dp_needs_link_train(struct radeon_connector *radeon_connector);
+extern int radeon_dp_mode_valid_helper(struct radeon_connector *radeon_connector,
+                                       struct drm_display_mode *mode);
+extern void radeon_dp_set_link_config(struct drm_connector *connector,
+                                      struct drm_display_mode *mode);
+extern void dp_link_train(struct drm_encoder *encoder,
+                          struct drm_connector *connector);
+extern u8 radeon_dp_getsinktype(struct radeon_connector *radeon_connector);
+extern bool radeon_dp_getdpcd(struct radeon_connector *radeon_connector);
+extern void atombios_dig_transmitter_setup(struct drm_encoder *encoder,
+                                           int action, uint8_t lane_num,
+                                           uint8_t lane_set);
+extern int radeon_dp_i2c_aux_ch(struct i2c_adapter *adapter, int mode,
+                                uint8_t write_byte, uint8_t *read_byte);
+
+extern struct radeon_i2c_chan *radeon_i2c_create_dp(struct drm_device *dev,
+                                                    struct radeon_i2c_bus_rec *rec,
+                                                    const char *name);
 extern struct radeon_i2c_chan *radeon_i2c_create(struct drm_device *dev,
                                                  struct radeon_i2c_bus_rec *rec,
                                                  const char *name);
 extern void radeon_i2c_destroy(struct radeon_i2c_chan *i2c);
+extern void radeon_i2c_sw_get_byte(struct radeon_i2c_chan *i2c_bus,
+                                   u8 slave_addr,
+                                   u8 addr,
+                                   u8 *val);
+extern void radeon_i2c_sw_put_byte(struct radeon_i2c_chan *i2c,
+                                   u8 slave_addr,
+                                   u8 addr,
+                                   u8 val);
 extern bool radeon_ddc_probe(struct radeon_connector *radeon_connector);
 extern int radeon_ddc_get_modes(struct radeon_connector *radeon_connector);
 
@@ -343,12 +437,24 @@ extern void radeon_compute_pll(struct radeon_pll *pll,
                                uint32_t *post_div_p,
                                int flags);
 
+extern void radeon_compute_pll_avivo(struct radeon_pll *pll,
+                                     uint64_t freq,
+                                     uint32_t *dot_clock_p,
+                                     uint32_t *fb_div_p,
+                                     uint32_t *frac_fb_div_p,
+                                     uint32_t *ref_div_p,
+                                     uint32_t *post_div_p,
+                                     int flags);
+
+extern void radeon_setup_encoder_clones(struct drm_device *dev);
+
 struct drm_encoder *radeon_encoder_legacy_lvds_add(struct drm_device *dev, int bios_index);
 struct drm_encoder *radeon_encoder_legacy_primary_dac_add(struct drm_device *dev, int bios_index, int with_tv);
 struct drm_encoder *radeon_encoder_legacy_tv_dac_add(struct drm_device *dev, int bios_index, int with_tv);
 struct drm_encoder *radeon_encoder_legacy_tmds_int_add(struct drm_device *dev, int bios_index);
 struct drm_encoder *radeon_encoder_legacy_tmds_ext_add(struct drm_device *dev, int bios_index);
 extern void atombios_external_tmds_setup(struct drm_encoder *encoder, int action);
+extern void atombios_digital_setup(struct drm_encoder *encoder, int action);
 extern int atombios_get_encoder_mode(struct drm_encoder *encoder);
 extern void radeon_encoder_set_active_device(struct drm_encoder *encoder);
 
@@ -378,12 +484,16 @@ extern bool radeon_atom_get_clock_info(struct drm_device *dev);
 extern bool radeon_combios_get_clock_info(struct drm_device *dev);
 extern struct radeon_encoder_atom_dig *
 radeon_atombios_get_lvds_info(struct radeon_encoder *encoder);
-bool radeon_atombios_get_tmds_info(struct radeon_encoder *encoder,
-                                   struct radeon_encoder_int_tmds *tmds);
-bool radeon_legacy_get_tmds_info_from_combios(struct radeon_encoder *encoder,
-                                           struct radeon_encoder_int_tmds *tmds);
-bool radeon_legacy_get_tmds_info_from_table(struct radeon_encoder *encoder,
-                                            struct radeon_encoder_int_tmds *tmds);
+extern bool radeon_atombios_get_tmds_info(struct radeon_encoder *encoder,
+                                          struct radeon_encoder_int_tmds *tmds);
+extern bool radeon_legacy_get_tmds_info_from_combios(struct radeon_encoder *encoder,
+                                                     struct radeon_encoder_int_tmds *tmds);
+extern bool radeon_legacy_get_tmds_info_from_table(struct radeon_encoder *encoder,
+                                                   struct radeon_encoder_int_tmds *tmds);
+extern bool radeon_legacy_get_ext_tmds_info_from_combios(struct radeon_encoder *encoder,
+                                                         struct radeon_encoder_ext_tmds *tmds);
+extern bool radeon_legacy_get_ext_tmds_info_from_table(struct radeon_encoder *encoder,
+                                                       struct radeon_encoder_ext_tmds *tmds);
 extern struct radeon_encoder_primary_dac *
 radeon_atombios_get_primary_dac_info(struct radeon_encoder *encoder);
 extern struct radeon_encoder_tv_dac *
@@ -395,6 +505,8 @@ extern struct radeon_encoder_tv_dac *
 radeon_combios_get_tv_dac_info(struct radeon_encoder *encoder);
 extern struct radeon_encoder_primary_dac *
 radeon_combios_get_primary_dac_info(struct radeon_encoder *encoder);
+extern bool radeon_combios_external_tmds_setup(struct drm_encoder *encoder);
+extern void radeon_external_tmds_setup(struct drm_encoder *encoder);
 extern void radeon_combios_output_lock(struct drm_encoder *encoder, bool lock);
 extern void radeon_combios_initialize_bios_scratch_regs(struct drm_device *dev);
 extern void radeon_atom_output_lock(struct drm_encoder *encoder, bool lock);
@@ -426,16 +538,13 @@ void radeon_atombios_init_crtc(struct drm_device *dev,
                                struct radeon_crtc *radeon_crtc);
 void radeon_legacy_init_crtc(struct drm_device *dev,
                              struct radeon_crtc *radeon_crtc);
-void radeon_i2c_do_lock(struct radeon_connector *radeon_connector, int lock_state);
+extern void radeon_i2c_do_lock(struct radeon_i2c_chan *i2c, int lock_state);
 
 void radeon_get_clock_info(struct drm_device *dev);
 
 extern bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev);
 extern bool radeon_get_atom_connector_info_from_supported_devices_table(struct drm_device *dev);
 
-void radeon_rmx_mode_fixup(struct drm_encoder *encoder,
-                           struct drm_display_mode *mode,
-                           struct drm_display_mode *adjusted_mode);
 void radeon_enc_destroy(struct drm_encoder *encoder);
 void radeon_copy_fb(struct drm_device *dev, struct drm_gem_object *dst_obj);
 void radeon_combios_asic_init(struct drm_device *dev);