On Fri, Mar 17, 2017 at 10:37 AM, Colin King <colin.king@xxxxxxxxxxxxx> wrote:
> From: Colin Ian King <colin.king@xxxxxxxxxxxxx>
>
> The outer loop is redundant and can be removed as it is doing nothing
> useful. Also remove some commented out code that is not being used.
>
> Detected by CoverityScan, CID#1402073
>
> Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>
Applied. thanks!
Alex
> ---
> drivers/gpu/drm/amd/amdgpu/vce_v2_0.c | 27 +++++++--------------------
> 1 file changed, 7 insertions(+), 20 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c b/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c
> index 9ea99348e493..72dea663f113 100644
> --- a/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c
> @@ -273,24 +273,14 @@ static int vce_v2_0_start(struct amdgpu_device *adev)
>
> static int vce_v2_0_stop(struct amdgpu_device *adev)
> {
> - int i, j;
> + int i;
> int status;
>
> if (vce_v2_0_lmi_clean(adev)) {
> DRM_INFO("vce is not idle \n");
> return 0;
> }
> -/*
> - for (i = 0; i < 10; ++i) {
> - for (j = 0; j < 100; ++j) {
> - status = RREG32(mmVCE_FW_REG_STATUS);
> - if (!(status & 1))
> - break;
> - mdelay(1);
> - }
> - break;
> - }
> -*/
> +
> if (vce_v2_0_wait_for_idle(adev)) {
> DRM_INFO("VCE is busy, Can't set clock gateing");
> return 0;
> @@ -299,14 +289,11 @@ static int vce_v2_0_stop(struct amdgpu_device *adev)
> /* Stall UMC and register bus before resetting VCPU */
> WREG32_P(mmVCE_LMI_CTRL2, 1 << 8, ~(1 << 8));
>
> - for (i = 0; i < 10; ++i) {
> - for (j = 0; j < 100; ++j) {
> - status = RREG32(mmVCE_LMI_STATUS);
> - if (status & 0x240)
> - break;
> - mdelay(1);
> - }
> - break;
> + for (i = 0; i < 100; ++i) {
> + status = RREG32(mmVCE_LMI_STATUS);
> + if (status & 0x240)
> + break;
> + mdelay(1);
> }
>
> WREG32_P(mmVCE_VCPU_CNTL, 0, ~0x80001);
> --
> 2.11.0
>
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