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Sun, 23 Aug 2026 04:20:35 -0700 (PDT) From: Amit Barzilai To: javierm@redhat.com, airlied@gmail.com, simona@ffwll.ch, maarten.lankhorst@linux.intel.com, mripard@kernel.org, tzimmermann@suse.de, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org Cc: andriy.shevchenko@intel.com, holofermes@gmail.com, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org, Amit Barzilai Subject: [PATCH v5 3/6] drm/ssd130x: Constify ssd130x_write_data() 'values' parameter Date: Sun, 23 Aug 2026 14:19:56 +0300 Message-ID: <20260823111959.17029-4-amit.barzilai22@gmail.com> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260823111959.17029-1-amit.barzilai22@gmail.com> References: <20260823111959.17029-1-amit.barzilai22@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit At no point does ssd130x_write_data() change the bytes it receives via the 'values' parameter. Constify the parameter so const-qualified buffers pass through without casting away const. Signed-off-by: Amit Barzilai Reviewed-by: Javier Martinez Canillas Reviewed-by: Andy Shevchenko --- drivers/gpu/drm/solomon/ssd130x.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/solomon/ssd130x.c b/drivers/gpu/drm/solomon/ssd130x.c index 8cf1e9c84a81..73e7f2a8b730 100644 --- a/drivers/gpu/drm/solomon/ssd130x.c +++ b/drivers/gpu/drm/solomon/ssd130x.c @@ -252,7 +252,7 @@ static inline struct ssd130x_device *drm_to_ssd130x(struct drm_device *drm) /* * Helper to write data (SSD13XX_DATA) to the device. */ -static int ssd130x_write_data(struct ssd130x_device *ssd130x, u8 *values, int count) +static int ssd130x_write_data(struct ssd130x_device *ssd130x, const u8 *values, int count) { return regmap_bulk_write(ssd130x->regmap, SSD13XX_DATA, values, count); } -- 2.55.0