240 lines
6.5 KiB
C
240 lines
6.5 KiB
C
/*
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* Copyright (C) 2013 Red Hat
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* Author: Rob Clark <robdclark@gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published by
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* the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __MDP5_KMS_H__
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#define __MDP5_KMS_H__
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#include "msm_drv.h"
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#include "msm_kms.h"
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#include "mdp/mdp_kms.h"
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/* dynamic offsets used by mdp5.xml.h (initialized in mdp5_kms.c) */
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#define MDP5_MAX_BASES 8
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struct mdp5_sub_block {
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int count;
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uint32_t base[MDP5_MAX_BASES];
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};
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struct mdp5_config {
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char *name;
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struct mdp5_sub_block ctl;
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struct mdp5_sub_block pipe_vig;
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struct mdp5_sub_block pipe_rgb;
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struct mdp5_sub_block pipe_dma;
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struct mdp5_sub_block lm;
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struct mdp5_sub_block dspp;
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struct mdp5_sub_block ad;
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struct mdp5_sub_block intf;
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};
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extern const struct mdp5_config *mdp5_cfg;
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#include "mdp5.xml.h"
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#include "mdp5_smp.h"
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struct mdp5_kms {
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struct mdp_kms base;
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struct drm_device *dev;
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int rev;
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const struct mdp5_config *hw_cfg;
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/* mapper-id used to request GEM buffer mapped for scanout: */
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int id;
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struct msm_mmu *mmu;
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/* for tracking smp allocation amongst pipes: */
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mdp5_smp_state_t smp_state;
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struct mdp5_client_smp_state smp_client_state[CID_MAX];
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int smp_blk_cnt;
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/* io/register spaces: */
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void __iomem *mmio, *vbif;
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struct regulator *vdd;
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struct clk *axi_clk;
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struct clk *ahb_clk;
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struct clk *src_clk;
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struct clk *core_clk;
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struct clk *lut_clk;
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struct clk *vsync_clk;
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struct hdmi *hdmi;
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struct mdp_irq error_handler;
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};
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#define to_mdp5_kms(x) container_of(x, struct mdp5_kms, base)
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/* platform config data (ie. from DT, or pdata) */
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struct mdp5_platform_config {
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struct iommu_domain *iommu;
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uint32_t max_clk;
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int smp_blk_cnt;
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};
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static inline void mdp5_write(struct mdp5_kms *mdp5_kms, u32 reg, u32 data)
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{
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msm_writel(data, mdp5_kms->mmio + reg);
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}
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static inline u32 mdp5_read(struct mdp5_kms *mdp5_kms, u32 reg)
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{
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return msm_readl(mdp5_kms->mmio + reg);
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}
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static inline const char *pipe2name(enum mdp5_pipe pipe)
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{
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static const char *names[] = {
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#define NAME(n) [SSPP_ ## n] = #n
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NAME(VIG0), NAME(VIG1), NAME(VIG2),
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NAME(RGB0), NAME(RGB1), NAME(RGB2),
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NAME(DMA0), NAME(DMA1),
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NAME(VIG3), NAME(RGB3),
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#undef NAME
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};
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return names[pipe];
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}
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static inline uint32_t pipe2flush(enum mdp5_pipe pipe)
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{
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switch (pipe) {
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case SSPP_VIG0: return MDP5_CTL_FLUSH_VIG0;
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case SSPP_VIG1: return MDP5_CTL_FLUSH_VIG1;
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case SSPP_VIG2: return MDP5_CTL_FLUSH_VIG2;
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case SSPP_RGB0: return MDP5_CTL_FLUSH_RGB0;
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case SSPP_RGB1: return MDP5_CTL_FLUSH_RGB1;
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case SSPP_RGB2: return MDP5_CTL_FLUSH_RGB2;
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case SSPP_DMA0: return MDP5_CTL_FLUSH_DMA0;
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case SSPP_DMA1: return MDP5_CTL_FLUSH_DMA1;
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case SSPP_VIG3: return MDP5_CTL_FLUSH_VIG3;
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case SSPP_RGB3: return MDP5_CTL_FLUSH_RGB3;
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default: return 0;
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}
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}
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static inline int pipe2nclients(enum mdp5_pipe pipe)
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{
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switch (pipe) {
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case SSPP_RGB0:
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case SSPP_RGB1:
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case SSPP_RGB2:
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case SSPP_RGB3:
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return 1;
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default:
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return 3;
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}
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}
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static inline enum mdp5_client_id pipe2client(enum mdp5_pipe pipe, int plane)
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{
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WARN_ON(plane >= pipe2nclients(pipe));
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switch (pipe) {
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case SSPP_VIG0: return CID_VIG0_Y + plane;
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case SSPP_VIG1: return CID_VIG1_Y + plane;
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case SSPP_VIG2: return CID_VIG2_Y + plane;
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case SSPP_RGB0: return CID_RGB0;
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case SSPP_RGB1: return CID_RGB1;
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case SSPP_RGB2: return CID_RGB2;
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case SSPP_DMA0: return CID_DMA0_Y + plane;
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case SSPP_DMA1: return CID_DMA1_Y + plane;
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case SSPP_VIG3: return CID_VIG3_Y + plane;
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case SSPP_RGB3: return CID_RGB3;
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default: return CID_UNUSED;
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}
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}
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static inline uint32_t mixer2flush(int lm)
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{
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switch (lm) {
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case 0: return MDP5_CTL_FLUSH_LM0;
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case 1: return MDP5_CTL_FLUSH_LM1;
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case 2: return MDP5_CTL_FLUSH_LM2;
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default: return 0;
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}
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}
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static inline uint32_t intf2err(int intf)
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{
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switch (intf) {
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case 0: return MDP5_IRQ_INTF0_UNDER_RUN;
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case 1: return MDP5_IRQ_INTF1_UNDER_RUN;
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case 2: return MDP5_IRQ_INTF2_UNDER_RUN;
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case 3: return MDP5_IRQ_INTF3_UNDER_RUN;
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default: return 0;
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}
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}
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static inline uint32_t intf2vblank(int intf)
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{
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switch (intf) {
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case 0: return MDP5_IRQ_INTF0_VSYNC;
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case 1: return MDP5_IRQ_INTF1_VSYNC;
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case 2: return MDP5_IRQ_INTF2_VSYNC;
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case 3: return MDP5_IRQ_INTF3_VSYNC;
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default: return 0;
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}
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}
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int mdp5_disable(struct mdp5_kms *mdp5_kms);
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int mdp5_enable(struct mdp5_kms *mdp5_kms);
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void mdp5_set_irqmask(struct mdp_kms *mdp_kms, uint32_t irqmask);
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void mdp5_irq_preinstall(struct msm_kms *kms);
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int mdp5_irq_postinstall(struct msm_kms *kms);
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void mdp5_irq_uninstall(struct msm_kms *kms);
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irqreturn_t mdp5_irq(struct msm_kms *kms);
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int mdp5_enable_vblank(struct msm_kms *kms, struct drm_crtc *crtc);
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void mdp5_disable_vblank(struct msm_kms *kms, struct drm_crtc *crtc);
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static inline
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uint32_t mdp5_get_formats(enum mdp5_pipe pipe, uint32_t *pixel_formats,
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uint32_t max_formats)
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{
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/* TODO when we have YUV, we need to filter supported formats
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* based on pipe id..
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*/
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return mdp_get_formats(pixel_formats, max_formats);
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}
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void mdp5_plane_install_properties(struct drm_plane *plane,
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struct drm_mode_object *obj);
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void mdp5_plane_set_scanout(struct drm_plane *plane,
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struct drm_framebuffer *fb);
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int mdp5_plane_mode_set(struct drm_plane *plane,
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struct drm_crtc *crtc, struct drm_framebuffer *fb,
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int crtc_x, int crtc_y,
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unsigned int crtc_w, unsigned int crtc_h,
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uint32_t src_x, uint32_t src_y,
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uint32_t src_w, uint32_t src_h);
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void mdp5_plane_complete_flip(struct drm_plane *plane);
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enum mdp5_pipe mdp5_plane_pipe(struct drm_plane *plane);
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struct drm_plane *mdp5_plane_init(struct drm_device *dev,
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enum mdp5_pipe pipe, bool private_plane);
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uint32_t mdp5_crtc_vblank(struct drm_crtc *crtc);
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void mdp5_crtc_cancel_pending_flip(struct drm_crtc *crtc, struct drm_file *file);
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void mdp5_crtc_set_intf(struct drm_crtc *crtc, int intf,
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enum mdp5_intf intf_id);
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void mdp5_crtc_attach(struct drm_crtc *crtc, struct drm_plane *plane);
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void mdp5_crtc_detach(struct drm_crtc *crtc, struct drm_plane *plane);
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struct drm_crtc *mdp5_crtc_init(struct drm_device *dev,
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struct drm_plane *plane, int id);
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struct drm_encoder *mdp5_encoder_init(struct drm_device *dev, int intf,
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enum mdp5_intf intf_id);
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#endif /* __MDP5_KMS_H__ */
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