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authorKrzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>2026-03-17 15:36:54 +0300
committerBjorn Andersson <andersson@kernel.org>2026-04-06 17:40:34 +0300
commit3e2fa997d1e2b651993ae7e81646aadd55470bce (patch)
treefdfa3201895a816c9fcc640accb37983ec7bc1a4
parent66ec83627902d2585e14911692b317496731767a (diff)
downloadlinux-3e2fa997d1e2b651993ae7e81646aadd55470bce.tar.xz
media: platform: mtk-mdp3: Constify buffer passed to mdp_vpu_sendmsg()
mdp_vpu_sendmsg() passes the buffer to scp_ipi_send(), which takes now pointer to const, so adjust this interface as well for increased code safety and code readability. Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com> Link: https://lore.kernel.org/r/20260317-rpmsg-send-const-v3-5-4d7fd27f037f@oss.qualcomm.com Signed-off-by: Bjorn Andersson <andersson@kernel.org>
-rw-r--r--drivers/media/platform/mediatek/mdp3/mtk-mdp3-vpu.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-vpu.c b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-vpu.c
index fae3e1ad2df7..67f3001153ae 100644
--- a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-vpu.c
+++ b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-vpu.c
@@ -163,7 +163,7 @@ void mdp_vpu_unregister(struct mdp_dev *mdp)
}
static int mdp_vpu_sendmsg(struct mdp_vpu_dev *vpu, enum scp_ipi_id id,
- void *buf, unsigned int len)
+ const void *buf, unsigned int len)
{
struct mdp_dev *mdp = vpu_to_mdp(vpu);
unsigned int t = MDP_VPU_MESSAGE_TIMEOUT;