This is a note to let you know that I've just added the patch titled
drm/mgag200: Store flags from PCI driver data in device structure
to the 5.4-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-mgag200-store-flags-from-pci-driver-data-in-device-structure.patch
and it can be found in the queue-5.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From d6d437d97d54c85a1a93967b2745e31dff03365a Mon Sep 17 00:00:00 2001
From: Thomas Zimmermann <tzimmermann@xxxxxxx>
Date: Tue, 26 Nov 2019 11:15:28 +0100
Subject: drm/mgag200: Store flags from PCI driver data in device structure
MIME-Version: 1.0
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From: Thomas Zimmermann <tzimmermann@xxxxxxx>
commit d6d437d97d54c85a1a93967b2745e31dff03365a upstream.
The flags field in struct mga_device has been unused so far. We now
use it to store flag bits from the PCI driver.
Signed-off-by: Thomas Zimmermann <tzimmermann@xxxxxxx>
Reviewed-by: Daniel Vetter <daniel.vetter@xxxxxxxx>
Fixes: 81da87f63a1e ("drm: Replace drm_gem_vram_push_to_system() with kunmap + unpin")
Cc: John Donnelly <john.p.donnelly@xxxxxxxxxx>
Cc: Gerd Hoffmann <kraxel@xxxxxxxxxx>
Cc: Dave Airlie <airlied@xxxxxxxxxx>
Cc: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxxxx>
Cc: Maxime Ripard <mripard@xxxxxxxxxx>
Cc: David Airlie <airlied@xxxxxxxx>
Cc: Sam Ravnborg <sam@xxxxxxxxxxxx>
Cc: "Y.C. Chen" <yc_chen@xxxxxxxxxxxxxx>
Cc: Neil Armstrong <narmstrong@xxxxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: "José Roberto de Souza" <jose.souza@xxxxxxxxx>
Cc: Andrzej Pietrasiewicz <andrzej.p@xxxxxxxxxxxxx>
Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx
Cc: <stable@xxxxxxxxxxxxxxx> # v5.3+
Link: https://patchwork.freedesktop.org/patch/msgid/20191126101529.20356-3-tzimmermann@xxxxxxx
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/mgag200/mgag200_drv.h | 8 ++++++++
drivers/gpu/drm/mgag200/mgag200_main.c | 1 +
2 files changed, 9 insertions(+)
--- a/drivers/gpu/drm/mgag200/mgag200_drv.h
+++ b/drivers/gpu/drm/mgag200/mgag200_drv.h
@@ -160,6 +160,7 @@ enum mga_type {
};
#define MGAG200_TYPE_MASK (0x000000ff)
+#define MGAG200_FLAG_MASK (0x00ffff00)
#define IS_G200_SE(mdev) (mdev->type == G200_SE_A || mdev->type == G200_SE_B)
@@ -195,6 +196,13 @@ mgag200_type_from_driver_data(kernel_ulo
{
return (enum mga_type)(driver_data & MGAG200_TYPE_MASK);
}
+
+static inline unsigned long
+mgag200_flags_from_driver_data(kernel_ulong_t driver_data)
+{
+ return driver_data & MGAG200_FLAG_MASK;
+}
+
/* mgag200_mode.c */
int mgag200_modeset_init(struct mga_device *mdev);
void mgag200_modeset_fini(struct mga_device *mdev);
--- a/drivers/gpu/drm/mgag200/mgag200_main.c
+++ b/drivers/gpu/drm/mgag200/mgag200_main.c
@@ -94,6 +94,7 @@ static int mgag200_device_init(struct dr
struct mga_device *mdev = dev->dev_private;
int ret, option;
+ mdev->flags = mgag200_flags_from_driver_data(flags);
mdev->type = mgag200_type_from_driver_data(flags);
/* Hardcode the number of CRTCs to 1 */
Patches currently in stable-queue which might be from tzimmermann@xxxxxxx are
queue-5.4/drm-mgag200-flag-all-g200-se-a-machines-as-broken-wrt-startadd.patch
queue-5.4/drm-mgag200-store-flags-from-pci-driver-data-in-device-structure.patch
queue-5.4/drm-mgag200-add-workaround-for-hw-that-does-not-support-startadd.patch
queue-5.4/drm-mgag200-extract-device-type-from-flags.patch
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