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Thu, 16 Apr 2026 09:47:14 -0700 (PDT) Received: from lucifer-Victus-by-HP-Gaming-Laptop-15-fa1xxx.iitbhu.local ([103.151.209.194]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-82f88a57cd1sm28808b3a.34.2026.04.16.09.47.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 16 Apr 2026 09:47:13 -0700 (PDT) From: Sachin Kumar To: andy@kernel.org, gregkh@linuxfoundation.org Cc: dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org, Sachin Kumar Subject: [PATCH] staging: fbtft: clarify TODO comment in fbtft-core Date: Thu, 16 Apr 2026 22:16:43 +0530 Message-ID: <20260416164643.153765-1-sachinkumar905846@gmail.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-fbdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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 --- drivers/staging/fbtft/fbtft-core.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/staging/fbtft/fbtft-core.c b/drivers/staging/fbtft/fbtft-core.c index f427c0914..4984aad9c 100644 --- a/drivers/staging/fbtft/fbtft-core.c +++ b/drivers/staging/fbtft/fbtft-core.c @@ -414,7 +414,9 @@ 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: Optimize to update only the changed area instead of + * refreshing the entire display + */ par->fbtftops.mkdirty(info, -1, 0); } -- 2.43.0