diff options
Diffstat (limited to 'drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.h')
| -rw-r--r-- | drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.h | 213 |
1 files changed, 213 insertions, 0 deletions
diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.h b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.h new file mode 100644 index 000000000000..c8b1a2522c25 --- /dev/null +++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.h @@ -0,0 +1,213 @@ +/* + * 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" +#include "mdp5.xml.h" +#include "mdp5_smp.h" + +struct mdp5_kms { + struct mdp_kms base; + + struct drm_device *dev; + + int rev; + + /* mapper-id used to request GEM buffer mapped for scanout: */ + int id; + + /* 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 hdmi *hdmi; + + 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), +#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; + default: return 0; + } +} + +static inline int pipe2nclients(enum mdp5_pipe pipe) +{ + switch (pipe) { + case SSPP_RGB0: + case SSPP_RGB1: + case SSPP_RGB2: + 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; + 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__ */ |