[PATCH] drm/amd/display: remove gcc warning Wunused-but-set-variable

From: Chen Wandun
Date: Fri Oct 18 2019 - 23:18:01 EST


From: Chenwandun <chenwandun@xxxxxxxxxx>

drivers/gpu/drm/amd/display/dc/dce/dce_aux.c: In function dce_aux_configure_timeout:
drivers/gpu/drm/amd/display/dc/dce/dce_aux.c: warning: variable timeout set but not used [-Wunused-but-set-variable]

Signed-off-by: Chenwandun <chenwandun@xxxxxxxxxx>
---
drivers/gpu/drm/amd/display/dc/dce/dce_aux.c | 5 -----
1 file changed, 5 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_aux.c b/drivers/gpu/drm/amd/display/dc/dce/dce_aux.c
index 976bd49..739f8e2 100644
--- a/drivers/gpu/drm/amd/display/dc/dce/dce_aux.c
+++ b/drivers/gpu/drm/amd/display/dc/dce/dce_aux.c
@@ -432,7 +432,6 @@ static bool dce_aux_configure_timeout(struct ddc_service *ddc,
{
uint32_t multiplier = 0;
uint32_t length = 0;
- uint32_t timeout = 0;
struct ddc *ddc_pin = ddc->ddc_pin;
struct dce_aux *aux_engine = ddc->ctx->dc->res_pool->engines[ddc_pin->pin_data->en];
struct aux_engine_dce110 *aux110 = FROM_AUX_ENGINE(aux_engine);
@@ -446,25 +445,21 @@ static bool dce_aux_configure_timeout(struct ddc_service *ddc,
length = timeout_in_us/TIME_OUT_MULTIPLIER_8;
if (timeout_in_us % TIME_OUT_MULTIPLIER_8 != 0)
length++;
- timeout = length * TIME_OUT_MULTIPLIER_8;
} else if (timeout_in_us <= 2 * TIME_OUT_INCREMENT) {
multiplier = 1;
length = timeout_in_us/TIME_OUT_MULTIPLIER_16;
if (timeout_in_us % TIME_OUT_MULTIPLIER_16 != 0)
length++;
- timeout = length * TIME_OUT_MULTIPLIER_16;
} else if (timeout_in_us <= 4 * TIME_OUT_INCREMENT) {
multiplier = 2;
length = timeout_in_us/TIME_OUT_MULTIPLIER_32;
if (timeout_in_us % TIME_OUT_MULTIPLIER_32 != 0)
length++;
- timeout = length * TIME_OUT_MULTIPLIER_32;
} else if (timeout_in_us > 4 * TIME_OUT_INCREMENT) {
multiplier = 3;
length = timeout_in_us/TIME_OUT_MULTIPLIER_64;
if (timeout_in_us % TIME_OUT_MULTIPLIER_64 != 0)
length++;
- timeout = length * TIME_OUT_MULTIPLIER_64;
}

length = (length < MAX_TIMEOUT_LENGTH) ? length : MAX_TIMEOUT_LENGTH;
--
2.7.4