[Intel-gfx] [PATCH v2 28/59] drm/kmb: Changed MMIO size

Anitha Chrisanthus anitha.chrisanthus at intel.com
Tue Jul 14 20:57:14 UTC 2020


Also added debug messages

Signed-off-by: Anitha Chrisanthus <anitha.chrisanthus at intel.com>
---
 drivers/gpu/drm/kmb/kmb_drv.c  | 16 ++++++++++++++--
 drivers/gpu/drm/kmb/kmb_regs.h |  6 +++---
 2 files changed, 17 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/kmb/kmb_drv.c b/drivers/gpu/drm/kmb/kmb_drv.c
index 4afdb9c..d13552a 100644
--- a/drivers/gpu/drm/kmb/kmb_drv.c
+++ b/drivers/gpu/drm/kmb/kmb_drv.c
@@ -29,6 +29,7 @@
 #include "kmb_plane.h"
 #include "kmb_regs.h"
 
+#define DEBUG
 /*IRQ handler*/
 static irqreturn_t kmb_isr(int irq, void *arg);
 
@@ -327,6 +328,7 @@ static int kmb_drm_bind(struct device *dev)
 	dev_set_drvdata(dev, drm);
 
 	kmb_setup_mode_config(drm);
+	DRM_DEBUG("kmb_bind : after kmb_setup_mode_config\n");
 	ret = kmb_load(drm, 0);
 	if (ret)
 		goto err_free;
@@ -439,17 +441,27 @@ static int kmb_probe(struct platform_device *pdev)
 {
 	struct device_node *port;
 	struct component_match *match = NULL;
+	int ret;
 
 	/* there is only one output port inside each device, find it */
+	DRM_DEBUG("%s : ENTER", __func__);
+
 	port = of_graph_get_remote_node(pdev->dev.of_node, 0, 0);
+	DRM_DEBUG("%s : port = 0x%pOF\n", __func__, port);
 	if (!port)
 		return -ENODEV;
 
+	DRM_DEBUG("%s : after get_remote", __func__);
+	DRM_DEBUG("Adding component %pOF\n", port);
 	drm_of_component_match_add(&pdev->dev, &match, compare_dev, port);
+	DRM_DEBUG("%s : after get_match", __func__);
 	of_node_put(port);
 
-	return component_master_add_with_match(&pdev->dev, &kmb_master_ops,
-					       match);
+	 ret = component_master_add_with_match(&pdev->dev, &kmb_master_ops,
+					match);
+
+	DRM_DEBUG("%s : EXIT ret=%d\n", __func__, ret);
+	return ret;
 }
 
 static int kmb_remove(struct platform_device *pdev)
diff --git a/drivers/gpu/drm/kmb/kmb_regs.h b/drivers/gpu/drm/kmb/kmb_regs.h
index 85b55cb..e98e144 100644
--- a/drivers/gpu/drm/kmb/kmb_regs.h
+++ b/drivers/gpu/drm/kmb/kmb_regs.h
@@ -13,9 +13,9 @@
 /*from Data Book section 12.11.6.1 page 4972 */
 #define LCD_BASE_ADDR                           (0x20930000)
 #define MSS_CAM_BASE_ADDR			(MIPI_BASE_ADDR + 0x10000)
-#define LCD_MMIO_SIZE				(0x10000)
-#define MIPI_MMIO_SIZE				(0x10000)
-#define MSS_CAM_MMIO_SIZE			(0x10000)
+#define LCD_MMIO_SIZE				(0x3000)
+#define MIPI_MMIO_SIZE				(0x4000)
+#define MSS_CAM_MMIO_SIZE			(0x10)
 
 /***************************************************************************
  *		   LCD controller control register defines
-- 
2.7.4



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