diff options
| author | Kevin Huang <kevinh@nvidia.com> | 2013-05-09 09:37:48 -0700 |
|---|---|---|
| committer | Chao Xu <cxu@nvidia.com> | 2013-10-29 17:45:49 -0700 |
| commit | 7517cb33620ea6bc953f70412712149ab211b57e (patch) | |
| tree | d759b592cefc1d00055c319a7142e537e84dd2c3 /include/video | |
| parent | aa097956f074cda160a3eb82aa273c8db5c68dfe (diff) | |
video: tegra: dc: add asynchronous bw negotiation.
Add asynchronous bandwidth negotiation support for display.
Bug 1197598.
Change-Id: I16c1ba1dcbe790cec0f6b907c5d4071dc3840629
Signed-off-by: Kevin Huang <kevinh@nvidia.com>
Signed-off-by: Jon Mayo <jmayo@nvidia.com>
Reviewed-on: http://git-master/r/299599
Tested-by: Xue Dong <xdong@nvidia.com>
Reviewed-by: Chao Xu <cxu@nvidia.com>
Diffstat (limited to 'include/video')
| -rw-r--r-- | include/video/tegra_dc_ext.h | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/include/video/tegra_dc_ext.h b/include/video/tegra_dc_ext.h index 828791314b0e..44f9bdf180b7 100644 --- a/include/video/tegra_dc_ext.h +++ b/include/video/tegra_dc_ext.h @@ -1,5 +1,5 @@ /* - * Copyright (C) 2011-2013, NVIDIA Corporation + * Copyright (C) 2011-2013, NVIDIA Corporation. All rights reserved. * * Author: Robert Morell <rmorell@nvidia.com> * Some code based on fbdev extensions written by: @@ -392,6 +392,9 @@ struct tegra_dc_ext_feature { #define TEGRA_DC_EXT_SET_CURSOR_LOW_LATENCY \ _IOW('D', 0x12, struct tegra_dc_ext_cursor_image) +#define TEGRA_DC_EXT_SET_PROPOSED_BW \ + _IOR('D', 0x13, struct tegra_dc_ext_flip_2) + enum tegra_dc_ext_control_output_type { TEGRA_DC_EXT_DSI, TEGRA_DC_EXT_LVDS, @@ -447,9 +450,13 @@ struct tegra_dc_ext_control_event_hotplug { __u32 handle; }; -#define TEGRA_DC_EXT_EVENT_BANDWIDTH 0x2 +#define TEGRA_DC_EXT_EVENT_BANDWIDTH_INC 0x3 +#define TEGRA_DC_EXT_EVENT_BANDWIDTH_DEC 0x4 struct tegra_dc_ext_control_event_bandwidth { __u32 handle; + __u32 total_bw; + __u32 avail_bw; + __u32 resvd_bw; }; #define TEGRA_DC_EXT_CAPABILITIES_CURSOR_MODE (1 << 0) |