video: tegra: use public APIs exposed by host1x driver

Bug 961009

Change-Id: Ifdcc7bc8a40d270e70a63329f46caff541bf01e2
Signed-off-by: Mayuresh Kulkarni <mkulkarni@nvidia.com>
Reviewed-on: http://git-master/r/109461
Reviewed-by: Rohan Somvanshi <rsomvanshi@nvidia.com>
Tested-by: Rohan Somvanshi <rsomvanshi@nvidia.com>

4 files changed, 23 insertions, 35 deletions

diff --git a/drivers/video/tegra/dc/bandwidth.c b/drivers/video/tegra/dc/bandwidth.c
index 5d0e5ee68bd6..785ec7cedfbd 100644
--- a/drivers/video/tegra/dc/bandwidth.c
+++ b/drivers/video/tegra/dc/bandwidth.c
@@ -16,6 +16,7 @@
 
 #include <linux/module.h>
 #include <linux/kernel.h>
+#include <linux/clk.h>
 
 #include <mach/clk.h>
 #include <mach/dc.h>
diff --git a/drivers/video/tegra/dc/dc.c b/drivers/video/tegra/dc/dc.c
index 834637db0f3a..39470e18215e 100644
--- a/drivers/video/tegra/dc/dc.c
+++ b/drivers/video/tegra/dc/dc.c
@@ -34,13 +34,13 @@
 #include <linux/seq_file.h>
 #include <linux/backlight.h>
 #include <linux/gpio.h>
+#include <linux/nvhost.h>
 #include <video/tegrafb.h>
 #include <drm/drm_fixed.h>
 #ifdef CONFIG_SWITCH
 #include <linux/switch.h>
 #endif
 
-
 #include <mach/clk.h>
 #include <mach/dc.h>
 #include <mach/fb.h>
@@ -51,8 +51,6 @@
 #include "dc_reg.h"
 #include "dc_config.h"
 #include "dc_priv.h"
-#include "host1x/host1x.h"
-#include "host1x/host1x_syncpt.h"
 #include "nvsd.h"
 
 #define TEGRA_CRC_LATCHED_DELAY		34
@@ -1109,7 +1107,7 @@ u32 tegra_dc_incr_syncpt_max(struct tegra_dc *dc, int i)
 	u32 max;
 
 	mutex_lock(&dc->lock);
-	max = nvhost_syncpt_incr_max(&nvhost_get_host(dc->ndev)->syncpt,
+	max = nvhost_syncpt_incr_max_ext(dc->ndev,
 		dc->syncpt[i].id, ((dc->enabled) ? 1 : 0));
 	dc->syncpt[i].max = max;
 	mutex_unlock(&dc->lock);
@@ -1123,9 +1121,7 @@ void tegra_dc_incr_syncpt_min(struct tegra_dc *dc, int i, u32 val)
 	if ( dc->enabled )
 		while (dc->syncpt[i].min < val) {
 			dc->syncpt[i].min++;
-			nvhost_syncpt_cpu_incr(
-					&nvhost_get_host(dc->ndev)->syncpt,
-					dc->syncpt[i].id);
+			nvhost_syncpt_cpu_incr_ext(dc->ndev, dc->syncpt[i].id);
 		}
 	mutex_unlock(&dc->lock);
 }
@@ -2076,7 +2072,7 @@ static irqreturn_t tegra_dc_irq(int irq, void *ptr)
 	unsigned long underflow_mask;
 	u32 val;
 
-	if (!nvhost_module_powered(nvhost_get_host(dc->ndev)->dev)) {
+	if (!nvhost_module_powered_ext(nvhost_get_parent(dc->ndev))) {
 		WARN(1, "IRQ when DC not powered!\n");
 		tegra_dc_io_start(dc);
 		status = tegra_dc_readl(dc, DC_CMD_INT_STATUS);
@@ -2286,8 +2282,7 @@ static int tegra_dc_init(struct tegra_dc *dc)
 		dc->syncpt[i].id = syncpt;
 
 		dc->syncpt[i].min = dc->syncpt[i].max =
-			nvhost_syncpt_read(&nvhost_get_host(dc->ndev)->syncpt,
-					syncpt);
+			nvhost_syncpt_read_ext(dc->ndev, syncpt);
 	}
 
 	print_mode(dc, &dc->mode, __func__);
@@ -2487,9 +2482,7 @@ static void _tegra_dc_controller_disable(struct tegra_dc *dc)
 			trace_printk("%s:syncpt flush id=%d\n", dc->ndev->name,
 				dc->syncpt[i].id);
 			dc->syncpt[i].min++;
-			nvhost_syncpt_cpu_incr(
-				&nvhost_get_host(dc->ndev)->syncpt,
-				dc->syncpt[i].id);
+			nvhost_syncpt_cpu_incr_ext(dc->ndev, dc->syncpt[i].id);
 		}
 	}
 	trace_printk("%s:disabled\n", dc->ndev->name);
diff --git a/drivers/video/tegra/dc/dc_priv.h b/drivers/video/tegra/dc/dc_priv.h
index ac3a5d341e18..19c8656689d1 100644
--- a/drivers/video/tegra/dc/dc_priv.h
+++ b/drivers/video/tegra/dc/dc_priv.h
@@ -24,11 +24,10 @@
 #include <linux/fb.h>
 #include <linux/completion.h>
 #include <linux/switch.h>
+#include <linux/nvhost.h>
 
 #include <mach/dc.h>
 
-#include "../host/nvhost_acm.h"
-
 #include <mach/tegra_dc_ext.h>
 #include <mach/clk.h>
 
@@ -150,12 +149,12 @@ struct tegra_dc {
 
 static inline void tegra_dc_io_start(struct tegra_dc *dc)
 {
-	nvhost_module_busy(to_nvhost_device(dc->ndev->dev.parent));
+	nvhost_module_busy_ext(nvhost_get_parent(dc->ndev));
 }
 
 static inline void tegra_dc_io_end(struct tegra_dc *dc)
 {
-	nvhost_module_idle(to_nvhost_device(dc->ndev->dev.parent));
+	nvhost_module_idle_ext(nvhost_get_parent(dc->ndev));
 }
 
 static inline unsigned long tegra_dc_readl(struct tegra_dc *dc,
@@ -163,7 +162,7 @@ static inline unsigned long tegra_dc_readl(struct tegra_dc *dc,
 {
 	unsigned long ret;
 
-	BUG_ON(!nvhost_module_powered(to_nvhost_device(dc->ndev->dev.parent)));
+	BUG_ON(!nvhost_module_powered_ext(nvhost_get_parent(dc->ndev)));
 	if (!tegra_is_clk_enabled(dc->clk))
 		WARN(1, "DC is clock-gated.\n");
 
@@ -175,7 +174,7 @@ static inline unsigned long tegra_dc_readl(struct tegra_dc *dc,
 static inline void tegra_dc_writel(struct tegra_dc *dc, unsigned long val,
 				   unsigned long reg)
 {
-	BUG_ON(!nvhost_module_powered(to_nvhost_device(dc->ndev->dev.parent)));
+	BUG_ON(!nvhost_module_powered_ext(nvhost_get_parent(dc->ndev)));
 	if (!tegra_is_clk_enabled(dc->clk))
 		WARN(1, "DC is clock-gated.\n");
 
@@ -206,7 +205,7 @@ static inline void *tegra_dc_get_outdata(struct tegra_dc *dc)
 }
 
 static inline unsigned long tegra_dc_get_default_emc_clk_rate(
-							struct tegra_dc *dc)
+	struct tegra_dc *dc)
 {
 	return dc->pdata->emc_clk_rate ? dc->pdata->emc_clk_rate : ULONG_MAX;
 }
diff --git a/drivers/video/tegra/dc/dsi.c b/drivers/video/tegra/dc/dsi.c
index 26301abe4222..ff80aac7149d 100644
--- a/drivers/video/tegra/dc/dsi.c
+++ b/drivers/video/tegra/dc/dsi.c
@@ -14,18 +14,19 @@
  *
  */
 
+#include <linux/kernel.h>
 #include <linux/clk.h>
 #include <linux/delay.h>
 #include <linux/err.h>
 #include <linux/fb.h>
 #include <linux/gpio.h>
 #include <linux/interrupt.h>
-#include <linux/kernel.h>
 #include <linux/slab.h>
 #include <linux/spinlock.h>
 #include <linux/workqueue.h>
 #include <linux/debugfs.h>
 #include <linux/seq_file.h>
+#include <linux/nvhost.h>
 
 #include <mach/clk.h>
 #include <mach/dc.h>
@@ -36,8 +37,6 @@
 
 #include "dc_reg.h"
 #include "dc_priv.h"
-#include "host1x/host1x.h"
-#include "host1x/host1x_syncpt.h"
 #include "dsi_regs.h"
 #include "dsi.h"
 
@@ -298,7 +297,7 @@ inline unsigned long tegra_dsi_readl(struct tegra_dc_dsi_data *dsi, u32 reg)
 {
 	unsigned long ret;
 
-	BUG_ON(!nvhost_module_powered(nvhost_get_host(dsi->dc->ndev)->dev));
+	BUG_ON(!nvhost_module_powered_ext(nvhost_get_parent(dsi->dc->ndev)));
 	ret = readl(dsi->base + reg * 4);
 	trace_printk("readl %p=%#08lx\n", dsi->base + reg * 4, ret);
 	return ret;
@@ -307,7 +306,7 @@ EXPORT_SYMBOL(tegra_dsi_readl);
 
 inline void tegra_dsi_writel(struct tegra_dc_dsi_data *dsi, u32 val, u32 reg)
 {
-	BUG_ON(!nvhost_module_powered(nvhost_get_host(dsi->dc->ndev)->dev));
+	BUG_ON(!nvhost_module_powered_ext(nvhost_get_parent(dsi->dc->ndev)));
 	trace_printk("writel %p=%#08x\n", dsi->base + reg * 4, val);
 	writel(val, dsi->base + reg * 4);
 }
@@ -441,17 +440,15 @@ static int tegra_dsi_syncpt(struct tegra_dc_dsi_data *dsi)
 
 	ret = 0;
 
-	dsi->syncpt_val = nvhost_syncpt_read(
-			&nvhost_get_host(dsi->dc->ndev)->syncpt,
-			dsi->syncpt_id);
+	dsi->syncpt_val = nvhost_syncpt_read_ext(dsi->dc->ndev, dsi->syncpt_id);
 
 	val = DSI_INCR_SYNCPT_COND(OP_DONE) |
 		DSI_INCR_SYNCPT_INDX(dsi->syncpt_id);
 	tegra_dsi_writel(dsi, val, DSI_INCR_SYNCPT);
 
 	/* TODO: Use interrupt rather than polling */
-	ret = nvhost_syncpt_wait(&nvhost_get_host(dsi->dc->ndev)->syncpt,
-		dsi->syncpt_id, dsi->syncpt_val + 1);
+	ret = nvhost_syncpt_wait_timeout_ext(dsi->dc->ndev, dsi->syncpt_id,
+		dsi->syncpt_val + 1, MAX_SCHEDULE_TIMEOUT, NULL);
 	if (ret < 0) {
 		dev_err(&dsi->dc->ndev->dev, "DSI sync point failure\n");
 		goto fail;
@@ -2277,9 +2274,7 @@ static int tegra_dsi_bta(struct tegra_dc_dsi_data *dsi)
 	tegra_dsi_writel(dsi, val, DSI_HOST_DSI_CONTROL);
 
 #if DSI_USE_SYNC_POINTS
-	/* FIXME: Workaround for nvhost_syncpt_read */
-	dsi->syncpt_val = nvhost_syncpt_update_min(
-			&nvhost_get_host(dsi->dc->ndev)->syncpt,
+	dsi->syncpt_val = nvhost_syncpt_read_ext(dsi->dc->ndev,
 			dsi->syncpt_id);
 
 	val = DSI_INCR_SYNCPT_COND(OP_DONE) |
@@ -2287,8 +2282,8 @@ static int tegra_dsi_bta(struct tegra_dc_dsi_data *dsi)
 	tegra_dsi_writel(dsi, val, DSI_INCR_SYNCPT);
 
 	/* TODO: Use interrupt rather than polling */
-	err = nvhost_syncpt_wait(&nvhost_get_host(dsi->dc->ndev)->syncpt,
-		dsi->syncpt_id, dsi->syncpt_val + 1);
+	err = nvhost_syncpt_wait_timeout_ext(dsi->dc->ndev, dsi->syncpt_id,
+		dsi->syncpt_val + 1, MAX_SCHEDULE_TIMEOUT, NULL);
 	if (err < 0)
 		dev_err(&dsi->dc->ndev->dev,
 			"DSI sync point failure\n");