diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.14.71/4831-drm-amdgpu-pp-fix-endian-swapping-in-atomctrl_get_vo.patch')
| -rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.14.71/4831-drm-amdgpu-pp-fix-endian-swapping-in-atomctrl_get_vo.patch | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.14.71/4831-drm-amdgpu-pp-fix-endian-swapping-in-atomctrl_get_vo.patch b/common/recipes-kernel/linux/linux-yocto-4.14.71/4831-drm-amdgpu-pp-fix-endian-swapping-in-atomctrl_get_vo.patch new file mode 100644 index 00000000..d2fca01b --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.14.71/4831-drm-amdgpu-pp-fix-endian-swapping-in-atomctrl_get_vo.patch @@ -0,0 +1,41 @@ +From 4ce0e11ee202b80a4a188875a46444323acdcf44 Mon Sep 17 00:00:00 2001 +From: Alex Deucher <alexander.deucher@amd.com> +Date: Thu, 28 Jun 2018 12:51:06 -0500 +Subject: [PATCH 4831/5725] drm/amdgpu/pp: fix endian swapping in + atomctrl_get_voltage_range + +Need to swap before doing arthimetic on the values. + +Reviewed-by: Rex Zhu <Rex.Zhu@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +Signed-off-by: Raveendra Talabattula <raveendra.talabattula@amd.com> +--- + drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.c | 8 ++++---- + 1 file changed, 4 insertions(+), 4 deletions(-) + +diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.c b/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.c +index c7927595..e2158fc 100644 +--- a/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.c ++++ b/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.c +@@ -1549,14 +1549,14 @@ void atomctrl_get_voltage_range(struct pp_hwmgr *hwmgr, uint32_t *max_vddc, + switch (hwmgr->chip_id) { + case CHIP_TONGA: + case CHIP_FIJI: +- *max_vddc = le32_to_cpu(((ATOM_ASIC_PROFILING_INFO_V3_3 *)profile)->ulMaxVddc/4); +- *min_vddc = le32_to_cpu(((ATOM_ASIC_PROFILING_INFO_V3_3 *)profile)->ulMinVddc/4); ++ *max_vddc = le32_to_cpu(((ATOM_ASIC_PROFILING_INFO_V3_3 *)profile)->ulMaxVddc) / 4; ++ *min_vddc = le32_to_cpu(((ATOM_ASIC_PROFILING_INFO_V3_3 *)profile)->ulMinVddc) / 4; + break; + case CHIP_POLARIS11: + case CHIP_POLARIS10: + case CHIP_POLARIS12: +- *max_vddc = le32_to_cpu(((ATOM_ASIC_PROFILING_INFO_V3_6 *)profile)->ulMaxVddc/100); +- *min_vddc = le32_to_cpu(((ATOM_ASIC_PROFILING_INFO_V3_6 *)profile)->ulMinVddc/100); ++ *max_vddc = le32_to_cpu(((ATOM_ASIC_PROFILING_INFO_V3_6 *)profile)->ulMaxVddc) / 100; ++ *min_vddc = le32_to_cpu(((ATOM_ASIC_PROFILING_INFO_V3_6 *)profile)->ulMinVddc) / 100; + break; + default: + return; +-- +2.7.4 + |