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path: root/drivers/gpu/nvgpu/clk/clk_prog.c
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Diffstat (limited to 'drivers/gpu/nvgpu/clk/clk_prog.c')
-rw-r--r--drivers/gpu/nvgpu/clk/clk_prog.c19
1 files changed, 11 insertions, 8 deletions
diff --git a/drivers/gpu/nvgpu/clk/clk_prog.c b/drivers/gpu/nvgpu/clk/clk_prog.c
index 22add3b0..d4876da8 100644
--- a/drivers/gpu/nvgpu/clk/clk_prog.c
+++ b/drivers/gpu/nvgpu/clk/clk_prog.c
@@ -1,5 +1,5 @@
1/* 1/*
2 * Copyright (c) 2017, NVIDIA CORPORATION. All rights reserved. 2 * Copyright (c) 2016-2017, NVIDIA CORPORATION. All rights reserved.
3 * 3 *
4 * This program is free software; you can redistribute it and/or modify it 4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms and conditions of the GNU General Public License, 5 * under the terms and conditions of the GNU General Public License,
@@ -182,13 +182,16 @@ static u32 devinit_get_clk_prog_table(struct gk20a *g,
182 182
183 gk20a_dbg_info(""); 183 gk20a_dbg_info("");
184 184
185 if (g->ops.bios.get_perf_table_ptrs) { 185 if (!g->ops.bios.get_perf_table_ptrs) {
186 clkprogs_tbl_ptr = (u8 *)g->ops.bios.get_perf_table_ptrs(g, 186 status = -EINVAL;
187 g->bios.clock_token, CLOCK_PROGRAMMING_TABLE); 187 goto done;
188 if (clkprogs_tbl_ptr == NULL) { 188 }
189 status = -EINVAL; 189
190 goto done; 190 clkprogs_tbl_ptr = (u8 *)g->ops.bios.get_perf_table_ptrs(g,
191 } 191 g->bios.clock_token, CLOCK_PROGRAMMING_TABLE);
192 if (clkprogs_tbl_ptr == NULL) {
193 status = -EINVAL;
194 goto done;
192 } 195 }
193 196
194 memcpy(&header, clkprogs_tbl_ptr, hszfmt); 197 memcpy(&header, clkprogs_tbl_ptr, hszfmt);