[PATCH] drm/i915/intel_sdvo: mark expected switch fall-throughs

From: Gustavo A. R. Silva
Date: Wed Nov 08 2017 - 15:27:38 EST


In preparation to enabling -Wimplicit-fallthrough, mark switch cases
where we are expecting to fall through.

Addresses-Coverity-ID: 141432
Addresses-Coverity-ID: 141433
Addresses-Coverity-ID: 141434
Addresses-Coverity-ID: 141435
Addresses-Coverity-ID: 141436
Signed-off-by: Gustavo A. R. Silva <garsilva@xxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/intel_sdvo.c | 11 ++++++-----
1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
index 7437944..921e372 100644
--- a/drivers/gpu/drm/i915/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/intel_sdvo.c
@@ -1327,6 +1327,7 @@ static void intel_sdvo_pre_enable(struct intel_encoder *intel_encoder,
switch (crtc_state->pixel_multiplier) {
default:
WARN(1, "unknown pixel multiplier specified\n");
+ /* fall through */
case 1: rate = SDVO_CLOCK_RATE_MULT_1X; break;
case 2: rate = SDVO_CLOCK_RATE_MULT_2X; break;
case 4: rate = SDVO_CLOCK_RATE_MULT_4X; break;
@@ -2274,15 +2275,15 @@ intel_sdvo_guess_ddc_bus(struct intel_sdvo *sdvo)
*/
switch (sdvo->controlled_output) {
case SDVO_OUTPUT_LVDS1:
- mask |= SDVO_OUTPUT_LVDS1;
+ mask |= SDVO_OUTPUT_LVDS1; /* fall through */
case SDVO_OUTPUT_LVDS0:
- mask |= SDVO_OUTPUT_LVDS0;
+ mask |= SDVO_OUTPUT_LVDS0; /* fall through */
case SDVO_OUTPUT_TMDS1:
- mask |= SDVO_OUTPUT_TMDS1;
+ mask |= SDVO_OUTPUT_TMDS1; /* fall through */
case SDVO_OUTPUT_TMDS0:
- mask |= SDVO_OUTPUT_TMDS0;
+ mask |= SDVO_OUTPUT_TMDS0; /* fall through */
case SDVO_OUTPUT_RGB1:
- mask |= SDVO_OUTPUT_RGB1;
+ mask |= SDVO_OUTPUT_RGB1; /* fall through */
case SDVO_OUTPUT_RGB0:
mask |= SDVO_OUTPUT_RGB0;
break;
--
2.7.4