The patch below does not apply to the 6.6-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to stable@vger.kernel.org.

To reproduce the conflict and resubmit, you may use the following commands:

git fetch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ linux-6.6.y git checkout FETCH_HEAD git cherry-pick -x adcd67e0bbea5fb504d6de50e5ccf74ebf96bc29 # <resolve conflicts, build, test, etc.> git commit -s git send-email --to 'stable@vger.kernel.org' --in-reply-to '2024081234-streak-spectator-8acc@gregkh' --subject-prefix 'PATCH 6.6.y' HEAD^..

Possible dependencies:

adcd67e0bbea ("drm/amd/display: Fix cursor issues with ODMs and magnification") 70839da63605 ("drm/amd/display: Add new DCN401 sources")

thanks,

greg k-h

------------------ original commit in Linus's tree ------------------

From adcd67e0bbea5fb504d6de50e5ccf74ebf96bc29 Mon Sep 17 00:00:00 2001 From: Nevenko Stupar nevenko.stupar@amd.com Date: Thu, 13 Jun 2024 17:19:42 -0400 Subject: [PATCH] drm/amd/display: Fix cursor issues with ODMs and magnification

[WHY & HOW] Adjust hot spot positions between ODM slices when cursor magnification is used.

Reviewed-by: Sridevi Arvindekar sridevi.arvindekar@amd.com Cc: Mario Limonciello mario.limonciello@amd.com Cc: Alex Deucher alexander.deucher@amd.com Cc: stable@vger.kernel.org Signed-off-by: Alex Hung alex.hung@amd.com Signed-off-by: Nevenko Stupar nevenko.stupar@amd.com Tested-by: Daniel Wheeler daniel.wheeler@amd.com Signed-off-by: Alex Deucher alexander.deucher@amd.com

diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c index 79a911e1a09a..5306c8c170c5 100644 --- a/drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c @@ -1177,6 +1177,15 @@ void dcn401_set_cursor_position(struct pipe_ctx *pipe_ctx)

if (x_pos < 0) { pos_cpy.x_hotspot -= x_pos; + if ((odm_combine_on) && (hubp->curs_attr.attribute_flags.bits.ENABLE_MAGNIFICATION)) { + if (hubp->curs_attr.width <= 128) { + pos_cpy.x_hotspot /= 2; + pos_cpy.x_hotspot += 1; + } else { + pos_cpy.x_hotspot /= 2; + pos_cpy.x_hotspot += 2; + } + } x_pos = 0; }