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authorDan Carpenter <dan.carpenter@linaro.org>2023-05-26 14:51:59 +0300
committerDmitry Baryshkov <dmitry.baryshkov@linaro.org>2023-06-04 05:16:18 +0300
commit025e3d97867c55e4519edde2fda9363b9a4da795 (patch)
treec1e2845f364a8ecb25e8d802aa28733fe3f9a9f8 /drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
parent997ed53dd69379d266fee206774e1c6b1244c178 (diff)
downloadlinux-025e3d97867c55e4519edde2fda9363b9a4da795.tar.xz
drm/msm/dpu: clean up dpu_kms_get_clk_rate() returns
Static analysis tools complain about the -EINVAL error code being stored in an unsigned variable. Let's change this to match the clk_get_rate() function which is type unsigned long and returns zero on error. Fixes: 25fdd5933e4c ("drm/msm: Add SDM845 DPU support") Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org> Reviewed-by: Abhinav Kumar <quic_abhinavk@quicinc.com> Patchwork: https://patchwork.freedesktop.org/patch/539626/ Link: https://lore.kernel.org/r/28644c5e-950e-41cd-8389-67f37b067bdc@kili.mountain Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Diffstat (limited to 'drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c')
-rw-r--r--drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
index 8ce057cc9374..7f87ac6d68ac 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
@@ -1023,13 +1023,13 @@ static int _dpu_kms_mmu_init(struct dpu_kms *dpu_kms)
return 0;
}
-u64 dpu_kms_get_clk_rate(struct dpu_kms *dpu_kms, char *clock_name)
+unsigned long dpu_kms_get_clk_rate(struct dpu_kms *dpu_kms, char *clock_name)
{
struct clk *clk;
clk = msm_clk_bulk_get_clock(dpu_kms->clocks, dpu_kms->num_clocks, clock_name);
if (!clk)
- return -EINVAL;
+ return 0;
return clk_get_rate(clk);
}