54821fe3a2
This change extends MDP composition to support upto 4 layers by making border fill as base pipe and using all MDP h/w pipes in overlay mode. Conflicts: libhwcomposer/hwc.cpp libhwcomposer/hwc_utils.cpp libhwcomposer/hwc_utils.h Bug: 7626586 Change-Id: I01a0e53ddfbcf3ed46734f6f3bb0ef7d912ceac6 Signed-off-by: Jeykumar Sankaran <jsanka@codeaurora.org> Signed-off-by: Iliyan Malchev <malchev@google.com>
135 lines
4.0 KiB
C++
135 lines
4.0 KiB
C++
/*
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* Copyright (C) 2012, Code Aurora Forum. All rights reserved.
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* Not a Contribution, Apache license notifications and license are retained
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* for attribution purposes only.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef HWC_MDP_COMP
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#define HWC_MDP_COMP
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#include <hwc_utils.h>
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#include <idle_invalidator.h>
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#include <cutils/properties.h>
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#include <overlay.h>
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#define DEFAULT_IDLE_TIME 2000
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namespace qhwc {
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namespace ovutils = overlay::utils;
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class MDPComp {
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enum eState {
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MDPCOMP_ON = 0,
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MDPCOMP_OFF,
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};
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enum ePipeType {
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MDPCOMP_OV_RGB = ovutils::OV_MDP_PIPE_RGB,
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MDPCOMP_OV_VG = ovutils::OV_MDP_PIPE_VG,
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MDPCOMP_OV_ANY,
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};
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struct MdpPipeInfo {
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int index;
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int zOrder;
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};
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struct PipeLayerPair {
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MdpPipeInfo pipeIndex;
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native_handle_t* handle;
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};
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struct FrameInfo {
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int count;
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struct PipeLayerPair* pipeLayer;
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};
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static eState sMDPCompState;
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static IdleInvalidator *idleInvalidator;
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static struct FrameInfo sCurrentFrame;
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static bool sEnabled;
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static bool sDebugLogs;
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static bool sIdleFallBack;
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static int sActiveMax;
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static bool sSecuredVid;
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public:
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/* Handler to invoke frame redraw on Idle Timer expiry */
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static void timeout_handler(void *udata);
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/* configure/tear-down MDPComp params*/
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static bool init(hwc_context_t *ctx);
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static bool deinit();
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static bool isUsed() { return (sMDPCompState == MDPCOMP_ON); };
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/*sets up mdp comp for the current frame */
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static bool configure(hwc_context_t *ctx,
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hwc_display_contents_1_t* list);
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/* draw */
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static bool draw(hwc_context_t *ctx, hwc_display_contents_1_t *list);
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private:
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/* set/reset flags for MDPComp */
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static void setMDPCompLayerFlags(hwc_context_t *ctx,
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hwc_display_contents_1_t* list);
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static void unsetMDPCompLayerFlags(hwc_context_t* ctx,
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hwc_display_contents_1_t* list);
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static void print_info(hwc_layer_1_t* layer);
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/* configure's overlay pipes for the frame */
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static int prepare(hwc_context_t *ctx, hwc_layer_1_t *layer,
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MdpPipeInfo& mdp_info);
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/* checks for conditions where mdpcomp is not possible */
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static bool isDoable(hwc_context_t *ctx, hwc_display_contents_1_t* list);
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static bool setup(hwc_context_t* ctx, hwc_display_contents_1_t* list);
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/* allocates pipes to selected candidates */
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static bool allocLayerPipes(hwc_context_t *ctx,
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hwc_display_contents_1_t* list,
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FrameInfo& current_frame);
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/* get/set states */
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static eState getState() { return sMDPCompState; };
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/* reset state */
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static void reset( hwc_context_t *ctx, hwc_display_contents_1_t* list );
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/* Is feature enabled */
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static bool isEnabled() { return sEnabled; };
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/* Is debug enabled */
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static bool isDebug() { return sDebugLogs ? true : false; };
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/* check layer state */
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static bool isSkipPresent (hwc_context_t *ctx);
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static bool isYuvPresent (hwc_context_t *ctx);
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/* configure MDP flags for video buffers */
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static void setVidInfo(hwc_layer_1_t *layer, ovutils::eMdpFlags &mdpFlags);
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/* set up Border fill as Base pipe */
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static bool setupBasePipe(hwc_context_t*);
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/* allocate MDP pipes from overlay */
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static int getMdpPipe(hwc_context_t *ctx, ePipeType type);
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};
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}; //namespace
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#endif
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