From 25da442779041e5fac7ceba552264fda55106e3f Mon Sep 17 00:00:00 2001 From: Chunming Zhou Date: Fri, 22 May 2015 12:14:04 -0400 Subject: [PATCH] drm/amdgpu: add atom interfaces for CGS This implements the interface for atombios command and data table access. Reviewed-by: Jammy Zhou Signed-off-by: Chunming Zhou Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c | 28 +++++++++++++++++++------ 1 file changed, 22 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c index 93fbf3551111..c1ee39ec1ca0 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c @@ -24,6 +24,7 @@ #include #include "amdgpu.h" #include "cgs_linux.h" +#include "atom.h" struct amdgpu_cgs_device { struct cgs_device base; @@ -221,24 +222,39 @@ static const void *amdgpu_cgs_atom_get_data_table(void *cgs_device, unsigned table, uint16_t *size, uint8_t *frev, uint8_t *crev) { - /* TODO */ + CGS_FUNC_ADEV; + uint16_t data_start; + + if (amdgpu_atom_parse_data_header( + adev->mode_info.atom_context, table, size, + frev, crev, &data_start)) + return (uint8_t*)adev->mode_info.atom_context->bios + + data_start; + return NULL; } static int amdgpu_cgs_atom_get_cmd_table_revs(void *cgs_device, unsigned table, uint8_t *frev, uint8_t *crev) { - /* TODO */ - return 0; + CGS_FUNC_ADEV; + + if (amdgpu_atom_parse_cmd_header( + adev->mode_info.atom_context, table, + frev, crev)) + return 0; + + return -EINVAL; } static int amdgpu_cgs_atom_exec_cmd_table(void *cgs_device, unsigned table, void *args) { - /* TODO */ - return 0; -} + CGS_FUNC_ADEV; + return amdgpu_atom_execute_table( + adev->mode_info.atom_context, table, args); +} static int amdgpu_cgs_create_pm_request(void *cgs_device, cgs_handle_t *request) { -- 2.34.1