Merge remote-tracking branch 'origin/develop-3.10' into develop-3.10-next

[firefly-linux-kernel-4.4.55.git] / drivers / video / rockchip / transmitter / rk32_dp.c

diff --git a/drivers/video/rockchip/transmitter/rk32_dp.c b/drivers/video/rockchip/transmitter/rk32_dp.c
index 83310b2bc3bf379ece81c5a7dd253435f6a5aab8..51461f1af80b8724e3b889e889ffee0400eb7da5 100644 (file)
--- a/drivers/video/rockchip/transmitter/rk32_dp.c
+++ b/drivers/video/rockchip/transmitter/rk32_dp.c
@@ -38,7 +38,7 @@
 #endif
 
 /*#define EDP_BIST_MODE*/
-
+/*#define SW_LT*/
 static struct rk32_edp *rk32_edp;
 
 static int rk32_edp_clk_enable(struct rk32_edp *edp)
@@ -110,6 +110,7 @@ static int rk32_edp_init_edp(struct rk32_edp *edp)
        return 0;
 }
 
+#if 0
 static int rk32_edp_detect_hpd(struct rk32_edp *edp)
 {
        int timeout_loop = 0;
@@ -129,7 +130,7 @@ static int rk32_edp_detect_hpd(struct rk32_edp *edp)
 
        return 0;
 }
-
+#endif
 static int rk32_edp_read_edid(struct rk32_edp *edp)
 {
        unsigned char edid[EDID_LENGTH * 2];
@@ -252,6 +253,7 @@ static int rk32_edp_read_edid(struct rk32_edp *edp)
        return 0;
 }
 
+#if 0
 static int rk32_edp_handle_edid(struct rk32_edp *edp)
 {
        u8 buf[12];
@@ -275,6 +277,7 @@ static int rk32_edp_handle_edid(struct rk32_edp *edp)
        return retval;
 }
 
+
 static int rk32_edp_enable_rx_to_enhanced_mode(struct rk32_edp *edp,
                                                bool enable)
 {
@@ -316,6 +319,7 @@ void rk32_edp_rx_control(struct rk32_edp *edp, bool enable)
        }*/
 }
 
+
 static int rk32_edp_is_enhanced_mode_available(struct rk32_edp *edp)
 {
        u8 data;
@@ -329,6 +333,7 @@ static int rk32_edp_is_enhanced_mode_available(struct rk32_edp *edp)
        return DPCD_ENHANCED_FRAME_CAP(data);
 }
 
+
 static void rk32_edp_disable_rx_zmux(struct rk32_edp *edp)
 {
        /*rk32_edp_write_byte_to_dpcd(edp,
@@ -357,7 +362,9 @@ static int rk32_edp_set_enhanced_mode(struct rk32_edp *edp)
 
        return 0;
 }
+#endif
 
+#if defined(SW_LT)
 static int rk32_edp_training_pattern_dis(struct rk32_edp *edp)
 {
        int retval;
@@ -832,7 +839,7 @@ reduce_link_rate:
        rk32_edp_reduce_link_rate(edp);
        return -EIO;
 }
-
+#endif
 static int rk32_edp_get_max_rx_bandwidth(struct rk32_edp *edp,
                                        u8 *bandwidth)
 {
@@ -916,6 +923,7 @@ static int rk32_edp_init_training(struct rk32_edp *edp)
        return 0;
 }
 
+#if defined(SW_LT)
 static int rk32_edp_sw_link_training(struct rk32_edp *edp)
 {
        int retval = 0;
@@ -952,7 +960,7 @@ static int rk32_edp_sw_link_training(struct rk32_edp *edp)
        return retval;
 }
 
-
+#else
 static int rk32_edp_hw_link_training(struct rk32_edp *edp)
 {
        u32 cnt = 50;
@@ -977,6 +985,8 @@ static int rk32_edp_hw_link_training(struct rk32_edp *edp)
        return val;
 
 }
+#endif
+
 static int rk32_edp_set_link_train(struct rk32_edp *edp)
 {
        int retval;
@@ -984,7 +994,7 @@ static int rk32_edp_set_link_train(struct rk32_edp *edp)
        retval = rk32_edp_init_training(edp);
        if (retval < 0)
                dev_err(edp->dev, "DP LT init failed!\n");
-#if 0
+#if defined(SW_LT)
        retval = rk32_edp_sw_link_training(edp);
 #else
        retval = rk32_edp_hw_link_training(edp);
@@ -1065,6 +1075,7 @@ static int rk32_edp_config_video(struct rk32_edp *edp,
        return retval;
 }
 
+#if 0
 static int rk32_edp_enable_scramble(struct rk32_edp *edp, bool enable)
 {
        u8 data;
@@ -1102,6 +1113,7 @@ static int rk32_edp_enable_scramble(struct rk32_edp *edp, bool enable)
 
        return 0;
 }
+#endif
 
 static irqreturn_t rk32_edp_isr(int irq, void *arg)
 {