diff options
| author |   Chunming Zhou <David1.Zhou@amd.com> | 2015-05-22 12:14:04 -0400 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2015-08-17 16:50:09 -0400 |
| commit | 25da442779041e5fac7ceba552264fda55106e3f (patch) | |
| tree | ab2c49258638cfb7cf0f590e8f5366f9d6a856be /drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c | |
| parent | drm/amdgpu: Implement irq interfaces for CGS (diff) | |
| download | linux-dev-25da442779041e5fac7ceba552264fda55106e3f.tar.xz linux-dev-25da442779041e5fac7ceba552264fda55106e3f.zip | |
drm/amdgpu: add atom interfaces for CGS
This implements the interface for atombios command
and data table access.
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c | 28 |
1 files 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 <linux/pci.h> #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) { |