diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dml2/dml2_wrapper.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dml2/dml2_wrapper.c | 29 |
1 files changed, 28 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dml2/dml2_wrapper.c b/drivers/gpu/drm/amd/display/dc/dml2/dml2_wrapper.c index 8f231418870f..9d354fde6908 100644 --- a/drivers/gpu/drm/amd/display/dc/dml2/dml2_wrapper.c +++ b/drivers/gpu/drm/amd/display/dc/dml2/dml2_wrapper.c @@ -691,10 +691,15 @@ bool dml2_validate(const struct dc *in_dc, struct dc_state *context, bool fast_v return out; } +static inline struct dml2_context *dml2_allocate_memory(void) +{ + return (struct dml2_context *) kzalloc(sizeof(struct dml2_context), GFP_KERNEL); +} + bool dml2_create(const struct dc *in_dc, const struct dml2_configuration_options *config, struct dml2_context **dml2) { // Allocate Mode Lib Ctx - *dml2 = (struct dml2_context *) kzalloc(sizeof(struct dml2_context), GFP_KERNEL); + *dml2 = dml2_allocate_memory(); if (!(*dml2)) return false; @@ -745,3 +750,25 @@ void dml2_extract_dram_and_fclk_change_support(struct dml2_context *dml2, *fclk_change_support = (unsigned int) dml2->v20.dml_core_ctx.ms.support.FCLKChangeSupport[0]; *dram_clk_change_support = (unsigned int) dml2->v20.dml_core_ctx.ms.support.DRAMClockChangeSupport[0]; } + +void dml2_copy(struct dml2_context *dst_dml2, + struct dml2_context *src_dml2) +{ + /* copy Mode Lib Ctx */ + memcpy(dst_dml2, src_dml2, sizeof(struct dml2_context)); +} + +bool dml2_create_copy(struct dml2_context **dst_dml2, + struct dml2_context *src_dml2) +{ + /* Allocate Mode Lib Ctx */ + *dst_dml2 = dml2_allocate_memory(); + + if (!(*dst_dml2)) + return false; + + /* copy Mode Lib Ctx */ + dml2_copy(*dst_dml2, src_dml2); + + return true; +} |