gpu: nvgpu: resolve signed/unsigned mismatch

JIRA DNVGPU-143

Change-Id: I0536aff4f994efc3dbd2db949068f8e1345ece9c
Signed-off-by: David Nieto <dmartineznie@nvidia.com>
Reviewed-on: http://git-master/r/1268107
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>

1 files changed, 6 insertions, 6 deletions

diff --git a/drivers/gpu/nvgpu/clk/clk_arb.c b/drivers/gpu/nvgpu/clk/clk_arb.c
index aea32cb8..1b974d17 100644
--- a/drivers/gpu/nvgpu/clk/clk_arb.c
+++ b/drivers/gpu/nvgpu/clk/clk_arb.c
@@ -461,7 +461,7 @@ static int nvgpu_clk_arb_update_vf_table(struct nvgpu_clk_arb *arb)
         struct gk20a *g = arb->g;
         struct nvgpu_clk_vf_table *table;
 
-        int i, j;
+        u32 i, j;
         int status = 0;
         u32 gpc2clk_voltuv = 0, mclk_voltuv = 0;
         u32 gpc2clk_voltuv_sram = 0, mclk_voltuv_sram = 0;
@@ -484,14 +484,14 @@ static int nvgpu_clk_arb_update_vf_table(struct nvgpu_clk_arb *arb)
                                                 &mclk_min, &mclk_max) < 0)
                 goto exit_vf_table;
 
-        if (!clk_domain_get_f_points(arb->g, NVGPU_GPU_CLK_DOMAIN_GPC2CLK,
-                &table->gpc2clk_num_points, arb->gpc2clk_f_points) < 0) {
+        if (clk_domain_get_f_points(arb->g, NVGPU_GPU_CLK_DOMAIN_GPC2CLK,
+                &table->gpc2clk_num_points, arb->gpc2clk_f_points)) {
                 gk20a_err(dev_from_gk20a(g),
                         "failed to fetch GPC2CLK frequency points");
                 goto exit_vf_table;
         }
         if (clk_domain_get_f_points(arb->g, NVGPU_GPU_CLK_DOMAIN_MCLK,
-                &table->mclk_num_points, arb->mclk_f_points) < 0) {
+                &table->mclk_num_points, arb->mclk_f_points)) {
                 gk20a_err(dev_from_gk20a(g),
                         "failed to fetch MCLK frequency points");
                 goto exit_vf_table;
@@ -767,7 +767,7 @@ static void nvgpu_clk_arb_run_arbiter_cb(struct work_struct *work)
                 debug->switch_std = 0;
         } else {
                 s64 prev_avg;
-                u64 curr = (t1-t0)/1000;
+                s64 curr = (t1-t0)/1000;
 
                 debug->switch_max = curr > debug->switch_max ?
                         curr : debug->switch_max;
@@ -1014,7 +1014,7 @@ static void nvgpu_clk_arb_find_vf_point(struct nvgpu_clk_arb *arb,
         u32 gpc2clk_voltuv, gpc2clk_voltuv_sram;
         u32 mclk_voltuv, mclk_voltuv_sram;
         struct nvgpu_clk_vf_table *table;
-        int index;
+        u32 index;
 
         gpc2clk_target = *gpc2clk;
         mclk_target = *mclk;