diff mbox series

[v2,8/8] drm/kmb: Enable support for fbcon (framebuffer console)

Message ID 20210803220452.52379-8-anitha.chrisanthus@intel.com (mailing list archive)
State New, archived
Headers show
Series [v2,1/8] drm/kmb: Work around for higher system clock | expand

Commit Message

Chrisanthus, Anitha Aug. 3, 2021, 10:04 p.m. UTC 
From: Edmund Dea <edmund.j.dea@intel.com>

Enable support for fbcon (framebuffer console).
The user can initialize fbcon by loading kmb-drm with the parameter
console=1.

v2: added missing static clk_enable

Signed-off-by: Edmund Dea <edmund.j.dea@intel.com>
Signed-off-by: Anitha Chrisanthus <anitha.chrisanthus@intel.com>
---
 drivers/gpu/drm/kmb/kmb_drv.c | 11 +++++++++++
 1 file changed, 11 insertions(+)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/kmb/kmb_drv.c b/drivers/gpu/drm/kmb/kmb_drv.c
index bb7eca9e13ae..b4c29ae297c8 100644
--- a/drivers/gpu/drm/kmb/kmb_drv.c
+++ b/drivers/gpu/drm/kmb/kmb_drv.c
@@ -5,6 +5,7 @@ 
 
 #include <linux/clk.h>
 #include <linux/module.h>
+#include <linux/moduleparam.h>
 #include <linux/of_graph.h>
 #include <linux/of_platform.h>
 #include <linux/of_reserved_mem.h>
@@ -15,6 +16,7 @@ 
 
 #include <drm/drm_atomic_helper.h>
 #include <drm/drm_drv.h>
+#include <drm/drm_fb_helper.h>
 #include <drm/drm_gem_cma_helper.h>
 #include <drm/drm_gem_framebuffer_helper.h>
 #include <drm/drm_irq.h>
@@ -25,6 +27,12 @@ 
 #include "kmb_dsi.h"
 #include "kmb_regs.h"
 
+/* Module Parameters */
+static bool console;
+module_param(console, bool, 0400);
+MODULE_PARM_DESC(console,
+		 "Enable framebuffer console support (0=disable [default], 1=on)");
+
 static int kmb_display_clk_enable(struct kmb_drm_private *kmb)
 {
 	int ret = 0;
@@ -545,6 +553,9 @@  static int kmb_probe(struct platform_device *pdev)
 	if (ret)
 		goto err_register;
 
+	if (console)
+		drm_fbdev_generic_setup(&kmb->drm, 32);
+
 	return 0;
 
  err_register: