[PATCH v3] staging: fbtft: clarify TODO comment in fbtft-core

[Sachin Kumar]

Improve wording of a TODO comment to better describe the
intended optimization. The comment now clearly states that
only the changed display area should be updated instead of
refreshing the entire screen.

Signed-off-by: Sachin Kumar <sachinkumar905846@xxxxxxxxx>
---
v3:
- add missing changelog for previous version
- simplify TODO comment to match kernel style

 drivers/staging/fbtft/fbtft-core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/fbtft/fbtft-core.c b/drivers/staging/fbtft/fbtft-core.c
index f427c0914..cff838955 100644
--- a/drivers/staging/fbtft/fbtft-core.c
+++ b/drivers/staging/fbtft/fbtft-core.c
@@ -414,7 +414,7 @@ static void fbtft_ops_damage_range(struct fb_info *info, off_t off, size_t len)
 {
 	struct fbtft_par *par = info->par;
 
-	/* TODO: only mark changed area update all for now */
+	/* TODO: update only changed area, not entire display */
 	par->fbtftops.mkdirty(info, -1, 0);
 }
 
-- 
2.43.0