diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2458-drm-amd-display-dc-fix-azalia-workaround-sw-implemen.patch')
-rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2458-drm-amd-display-dc-fix-azalia-workaround-sw-implemen.patch | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2458-drm-amd-display-dc-fix-azalia-workaround-sw-implemen.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2458-drm-amd-display-dc-fix-azalia-workaround-sw-implemen.patch new file mode 100644 index 00000000..de4c3cb4 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2458-drm-amd-display-dc-fix-azalia-workaround-sw-implemen.patch @@ -0,0 +1,36 @@ +From 483d62aaddeb7e4a4f5ac4cc524c05681a829cc5 Mon Sep 17 00:00:00 2001 +From: hersen wu <hersenxs.wu@amd.com> +Date: Sat, 1 Jun 2019 18:23:38 -0400 +Subject: [PATCH 2458/2940] drm/amd/display/dc: fix azalia workaround sw + implementation bug + +caller of pp_nv_set_pme_wa_enable pass incorrect pp_smu: +dc->res_pool->pp_smu. it should be dc->res_pool->pp_smu->nv_funcs.pp_smu. +with incorrect input, pp->dm = NULL. This causes system crash. + +Signed-off-by: hersen wu <hersenxs.wu@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c | 4 ++-- + 1 file changed, 2 insertions(+), 2 deletions(-) + +diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c +index e7cc58ef6a5e..edda426e32b4 100644 +--- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c ++++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c +@@ -969,10 +969,10 @@ static void set_pme_wa_enable_by_version(struct dc *dc) + + if (pp_smu) { + if (pp_smu->ctx.ver == PP_SMU_VER_RV && pp_smu->rv_funcs.set_pme_wa_enable) +- pp_smu->rv_funcs.set_pme_wa_enable(&(pp_smu->ctx)); ++ pp_smu->rv_funcs.set_pme_wa_enable(&(pp_smu->rv_funcs.pp_smu)); + #ifdef CONFIG_DRM_AMD_DC_DCN2_0 + else if (pp_smu->ctx.ver == PP_SMU_VER_NV && pp_smu->nv_funcs.set_pme_wa_enable) +- pp_smu->nv_funcs.set_pme_wa_enable(&(pp_smu->ctx)); ++ pp_smu->nv_funcs.set_pme_wa_enable(&(pp_smu->nv_funcs.pp_smu)); + #endif + } + } +-- +2.17.1 + |