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