leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

drm/radeon: update radeon_atom_get_clock_dividers for CIK

Browse Source 
CIK uses a slightly different variant of the table structs
and params.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2013-02-19 14:35:34 -05:00
parent 360b1f5e62
commit 9219ed65d3
2 changed files with 22 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
drivers/gpu/drm/radeon/radeon_atombios.c
View File

@ -2700,6 +2700,8 @@ union get_clock_dividers {
struct _COMPUTE_MEMORY_ENGINE_PLL_PARAMETERS_V3 v3;
struct _COMPUTE_MEMORY_ENGINE_PLL_PARAMETERS_V4 v4;
struct _COMPUTE_MEMORY_ENGINE_PLL_PARAMETERS_V5 v5;
struct _COMPUTE_GPU_CLOCK_INPUT_PARAMETERS_V1_6 v6_in;
struct _COMPUTE_GPU_CLOCK_OUTPUT_PARAMETERS_V1_6 v6_out;
};
int radeon_atom_get_clock_dividers(struct radeon_device *rdev,
@ -2794,9 +2796,25 @@ int radeon_atom_get_clock_dividers(struct radeon_device *rdev,
atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
dividers->post_div = args.v4.ucPostDiv;
dividers->post_divider = dividers->post_div = args.v4.ucPostDiv;
dividers->real_clock = le32_to_cpu(args.v4.ulClock);
break;
case 6:
/* CI */
/* COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK, COMPUTE_GPUCLK_INPUT_FLAG_SCLK */
args.v6_in.ulClock.ulComputeClockFlag = clock_type;
args.v6_in.ulClock.ulClockFreq = cpu_to_le32(clock); /* 10 khz */
atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
dividers->whole_fb_div = le16_to_cpu(args.v6_out.ulFbDiv.usFbDiv);
dividers->frac_fb_div = le16_to_cpu(args.v6_out.ulFbDiv.usFbDivFrac);
dividers->ref_div = args.v6_out.ucPllRefDiv;
dividers->post_div = args.v6_out.ucPllPostDiv;
dividers->flags = args.v6_out.ucPllCntlFlag;
dividers->real_clock = le32_to_cpu(args.v6_out.ulClock.ulClock);
dividers->post_divider = args.v6_out.ulClock.ucPostDiv;
break;
default:
return -EINVAL;
}

3
drivers/gpu/drm/radeon/radeon_mode.h
View File

@ -514,6 +514,9 @@ struct atom_clock_dividers {
bool enable_dithen;
u32 vco_mode;
u32 real_clock;
/* added for CI */
u32 post_divider;
u32 flags;
};
extern enum radeon_tv_std