Patch "drm/amd/powerplay: fix the incorrect return value" has been added to the 4.7-stable tree

Patch "drm/amd/powerplay: fix the incorrect return value" has been added to the 4.7-stable tree

[gregkh]

This is a note to let you know that I've just added the patch titled

    drm/amd/powerplay: fix the incorrect return value

to the 4.7-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     drm-amd-powerplay-fix-the-incorrect-return-value.patch
and it can be found in the queue-4.7 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.


>From bec5f70dad45f7ad63f97aa0988821532ebeade7 Mon Sep 17 00:00:00 2001
From: Huang Rui <ray.huang@amd.com>
Date: Tue, 12 Jul 2016 14:31:23 +0800
Subject: drm/amd/powerplay: fix the incorrect return value

From: Huang Rui <ray.huang@amd.com>

commit bec5f70dad45f7ad63f97aa0988821532ebeade7 upstream.

The return value 0 (false) means fail to find GPIO in
atomctrl_get_pp_assign_pin. "-1" returns true as bool actually.

Signed-off-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- a/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.c
@@ -592,12 +592,12 @@ bool atomctrl_get_pp_assign_pin(
 		const uint32_t pinId,
 		pp_atomctrl_gpio_pin_assignment *gpio_pin_assignment)
 {
-	bool bRet = 0;
+	bool bRet = false;
 	ATOM_GPIO_PIN_LUT *gpio_lookup_table =
 		get_gpio_lookup_table(hwmgr->device);
 
 	PP_ASSERT_WITH_CODE((NULL != gpio_lookup_table),
-			"Could not find GPIO lookup Table in BIOS.", return -1);
+			"Could not find GPIO lookup Table in BIOS.", return false);
 
 	bRet = atomctrl_lookup_gpio_pin(gpio_lookup_table, pinId,
 		gpio_pin_assignment);


Patches currently in stable-queue which might be from ray.huang@amd.com are

queue-4.7/drm-amd-powerplay-fix-the-incorrect-return-value.patch