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

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@huawei.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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 22abb345ddc12732a5063f3cb9b9782f6ab18ab2..e472608faf3351ba112a1968792be6f6e4aa207a 100644 (file)
--- 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;