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authorPrasanna Kumar T S M <ptsm@linux.microsoft.com>2025-10-02 21:10:36 +0000
committerWei Liu <wei.liu@kernel.org>2025-10-02 21:15:29 +0000
commit34b4620349fe4776babf9c735e1c68e620784763 (patch)
treebeb071c8b667f148e72a035526888e8080612be4
parente3ec97c3abaf2fb68cc755cae3229288696b9f3d (diff)
fbdev/hyperv_fb: deprecate this in favor of Hyper-V DRM driver
The Hyper-V DRM driver is available since kernel version 5.14 and it provides full KMS support and fbdev emulation via the DRM fbdev helpers. Deprecate this driver in favor of Hyper-V DRM driver. Signed-off-by: Prasanna Kumar T S M <ptsm@linux.microsoft.com> Acked-by: Thomas Zimmermann <tzimmermann@suse.de> Reviewed-by: Michael Kelley <mhklinux@outlook.com> Reviewed-by: Saurabh Sengar <ssengar@linux.microsoft.com> Signed-off-by: Wei Liu <wei.liu@kernel.org>
-rw-r--r--drivers/video/fbdev/Kconfig5
-rw-r--r--drivers/video/fbdev/hyperv_fb.c2
2 files changed, 6 insertions, 1 deletions
diff --git a/drivers/video/fbdev/Kconfig b/drivers/video/fbdev/Kconfig
index 72c63eaeb983..c3b9954df804 100644
--- a/drivers/video/fbdev/Kconfig
+++ b/drivers/video/fbdev/Kconfig
@@ -1773,13 +1773,16 @@ config FB_BROADSHEET
a bridge adapter.
config FB_HYPERV
- tristate "Microsoft Hyper-V Synthetic Video support"
+ tristate "Microsoft Hyper-V Synthetic Video support (DEPRECATED)"
depends on FB && HYPERV_VMBUS
select DMA_CMA if HAVE_DMA_CONTIGUOUS && CMA
select FB_IOMEM_HELPERS_DEFERRED
help
This framebuffer driver supports Microsoft Hyper-V Synthetic Video.
+ This driver is deprecated, please use the Hyper-V DRM driver at
+ drivers/gpu/drm/hyperv (CONFIG_DRM_HYPERV) instead.
+
config FB_SIMPLE
tristate "Simple framebuffer support"
depends on FB
diff --git a/drivers/video/fbdev/hyperv_fb.c b/drivers/video/fbdev/hyperv_fb.c
index 75338ffc703f..c99e2ea4b3de 100644
--- a/drivers/video/fbdev/hyperv_fb.c
+++ b/drivers/video/fbdev/hyperv_fb.c
@@ -1357,6 +1357,8 @@ static int __init hvfb_drv_init(void)
{
int ret;
+ pr_warn("Deprecated: use Hyper-V DRM driver instead\n");
+
if (fb_modesetting_disabled("hyper_fb"))
return -ENODEV;