ipts: Remove no_feedback quirk

Since the previous commit appears to fix the crashes on gen4 that
required no_feedback, quirking these devices is not neccessary anymore.

Signed-off-by: Dorian Stoll <dorian.stoll@tmsp.io>

Author: StollD

drivers/misc/ipts/companion/ipts-surface.c

@@ -34,13 +34,13 @@ struct ipts_surface_data {
 // Surface Book 1 / Surface Studio
 static const struct ipts_surface_data ipts_surface_mshw0076 = {
 	.hid = "MSHW0076",
-	.quirks = IPTS_QUIRK_NO_FEEDBACK,
+	.quirks = IPTS_QUIRK_NONE,
 };
 
 // Surface Pro 4
 static const struct ipts_surface_data ipts_surface_mshw0078 = {
 	.hid = "MSHW0078",
-	.quirks = IPTS_QUIRK_NO_FEEDBACK,
+	.quirks = IPTS_QUIRK_NONE,
 };
 
 // Surface Laptop 1 / 2

drivers/misc/ipts/params.c

@@ -18,7 +18,6 @@ struct ipts_params ipts_modparams = {
 	.ignore_fw_fallback = false,
 	.ignore_config_fallback = false,
 	.ignore_companion = false,
-	.no_feedback = -1,
 
 	.debug = false,
 	.debug_thread = false,
@@ -33,9 +32,6 @@ IPTS_PARAM(ignore_config_fallback, bool, 0400,
 IPTS_PARAM(ignore_companion, bool, 0400,
 	"Don't use a companion driver to load firmware. (default: false)"
 );
-IPTS_PARAM(no_feedback, int, 0644,
-	"Disable sending feedback to ME (can prevent crashes on Skylake). (-1=auto [default], 0=false, 1=true)"
-);
 
 IPTS_PARAM(debug, bool, 0400,
 	"Enable IPTS debugging output. (default: false)"

drivers/misc/ipts/params.h

@@ -15,7 +15,6 @@ struct ipts_params {
 	bool ignore_fw_fallback;
 	bool ignore_config_fallback;
 	bool ignore_companion;
-	int no_feedback;
 
 	bool debug;
 	bool debug_thread;

include/linux/ipts.h

@@ -15,6 +15,5 @@
 #define MAX_IOCL_FILE_PATH_LEN 256
 
 #define IPTS_QUIRK_NONE        0
-#define IPTS_QUIRK_NO_FEEDBACK BIT(0)
 
 #endif // IPTS_H