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[213.112.60.36]) by smtp.gmail.com with ESMTPSA id k124sm8319427lfd.60.2019.07.26.04.28.11 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Fri, 26 Jul 2019 04:28:11 -0700 (PDT) From: Anders Roxell To: airlied@linux.ie, daniel@ffwll.ch, wens@csie.org Subject: [PATCH 2/2] drm: sun4i: tcon: Mark expected switch fall-through Date: Fri, 26 Jul 2019 13:28:07 +0200 Message-Id: <20190726112807.19615-1-anders.roxell@linaro.org> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190726_042813_729494_8E0588AC X-CRM114-Status: UNSURE ( 9.82 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Anders Roxell , linux-arm-kernel@lists.infradead.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP When fall-through warnings was enabled by default the following warning was starting to show up: ../drivers/gpu/drm/sun4i/sun4i_tcon.c: In function ‘sun4i_tcon0_mode_set_dithering’: ../drivers/gpu/drm/sun4i/sun4i_tcon.c:316:7: warning: this statement may fall through [-Wimplicit-fallthrough=] val |= SUN4I_TCON0_FRM_CTL_MODE_B; ../drivers/gpu/drm/sun4i/sun4i_tcon.c:317:2: note: here case MEDIA_BUS_FMT_RGB666_1X18: ^~~~ Rework so that the compiler doesn't warn about fall-through. Fixes: d93512ef0f0e ("Makefile: Globally enable fall-through warning") Signed-off-by: Anders Roxell --- drivers/gpu/drm/sun4i/sun4i_tcon.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/sun4i/sun4i_tcon.c b/drivers/gpu/drm/sun4i/sun4i_tcon.c index 690aeb822704..04c721d0d3b9 100644 --- a/drivers/gpu/drm/sun4i/sun4i_tcon.c +++ b/drivers/gpu/drm/sun4i/sun4i_tcon.c @@ -316,6 +316,7 @@ static void sun4i_tcon0_mode_set_dithering(struct sun4i_tcon *tcon, /* R and B components are only 5 bits deep */ val |= SUN4I_TCON0_FRM_CTL_MODE_R; val |= SUN4I_TCON0_FRM_CTL_MODE_B; + /* Fall through */ case MEDIA_BUS_FMT_RGB666_1X18: case MEDIA_BUS_FMT_RGB666_1X7X3_SPWG: /* Fall through: enable dithering */