diff options
Diffstat (limited to 'drivers/gpu/drm/mgag200/mgag200_drv.h')
| -rw-r--r-- | drivers/gpu/drm/mgag200/mgag200_drv.h | 208 |
1 files changed, 167 insertions, 41 deletions
diff --git a/drivers/gpu/drm/mgag200/mgag200_drv.h b/drivers/gpu/drm/mgag200/mgag200_drv.h index 301c4ab46539..f0c2349404b4 100644 --- a/drivers/gpu/drm/mgag200/mgag200_drv.h +++ b/drivers/gpu/drm/mgag200/mgag200_drv.h @@ -15,11 +15,13 @@ #include <video/vga.h> +#include <drm/drm_connector.h> +#include <drm/drm_crtc.h> #include <drm/drm_encoder.h> #include <drm/drm_fb_helper.h> #include <drm/drm_gem.h> #include <drm/drm_gem_shmem_helper.h> -#include <drm/drm_simple_kms_helper.h> +#include <drm/drm_plane.h> #include "mgag200_reg.h" @@ -123,11 +125,39 @@ #define MGA_MISC_OUT 0x1fc2 #define MGA_MISC_IN 0x1fcc +/* + * TODO: This is a pretty large set of default values for all kinds of + * settings. It should be split and set in the various DRM helpers, + * such as the CRTC reset or atomic_enable helpers. The PLL values + * probably belong to each model's PLL code. + */ +#define MGAG200_DAC_DEFAULT(xvrefctrl, xpixclkctrl, xmiscctrl, xsyspllm, xsysplln, xsyspllp) \ + /* 0x00: */ 0, 0, 0, 0, 0, 0, 0x00, 0, \ + /* 0x08: */ 0, 0, 0, 0, 0, 0, 0, 0, \ + /* 0x10: */ 0, 0, 0, 0, 0, 0, 0, 0, \ + /* 0x18: */ (xvrefctrl), \ + /* 0x19: */ 0, \ + /* 0x1a: */ (xpixclkctrl), \ + /* 0x1b: */ 0xff, 0xbf, 0x20, \ + /* 0x1e: */ (xmiscctrl), \ + /* 0x1f: */ 0x20, \ + /* 0x20: */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \ + /* 0x28: */ 0x00, 0x00, 0x00, 0x00, \ + /* 0x2c: */ (xsyspllm), \ + /* 0x2d: */ (xsysplln), \ + /* 0x2e: */ (xsyspllp), \ + /* 0x2f: */ 0x40, \ + /* 0x30: */ 0x00, 0xb0, 0x00, 0xc2, 0x34, 0x14, 0x02, 0x83, \ + /* 0x38: */ 0x00, 0x93, 0x00, 0x77, 0x00, 0x00, 0x00, 0x3a, \ + /* 0x40: */ 0, 0, 0, 0, 0, 0, 0, 0, \ + /* 0x48: */ 0, 0, 0, 0, 0, 0, 0, 0 \ + +#define MGAG200_LUT_SIZE 256 + #define MGAG200_MAX_FB_HEIGHT 4096 #define MGAG200_MAX_FB_WIDTH 4096 struct mga_device; -struct mgag200_pll; /* * Stores parameters for programming the PLLs @@ -146,20 +176,12 @@ struct mgag200_pll_values { unsigned int s; }; -struct mgag200_pll_funcs { - int (*compute)(struct mgag200_pll *pll, long clock, struct mgag200_pll_values *pllc); - void (*update)(struct mgag200_pll *pll, const struct mgag200_pll_values *pllc); -}; - -struct mgag200_pll { - struct mga_device *mdev; - - const struct mgag200_pll_funcs *funcs; -}; - struct mgag200_crtc_state { struct drm_crtc_state base; + /* Primary-plane format; required for modesetting and color mgmt. */ + const struct drm_format_info *format; + struct mgag200_pll_values pixpllc; }; @@ -188,8 +210,6 @@ enum mga_type { G200_EW3, }; -#define IS_G200_SE(mdev) (mdev->type == G200_SE_A || mdev->type == G200_SE_B) - struct mgag200_device_info { u16 max_hdisplay; u16 max_vdisplay; @@ -230,10 +250,39 @@ struct mgag200_device_info { .bug_no_startadd = (_bug_no_startadd), \ } +struct mgag200_device_funcs { + /* + * Disables an external reset source (i.e., BMC) before programming + * a new display mode. + */ + void (*disable_vidrst)(struct mga_device *mdev); + + /* + * Enables an external reset source (i.e., BMC) after programming + * a new display mode. + */ + void (*enable_vidrst)(struct mga_device *mdev); + + /* + * Validate that the given state can be programmed into PIXPLLC. On + * success, the calculated parameters should be stored in the CRTC's + * state in struct @mgag200_crtc_state.pixpllc. + */ + int (*pixpllc_atomic_check)(struct drm_crtc *crtc, struct drm_atomic_state *new_state); + + /* + * Program PIXPLLC from the CRTC state. The parameters should have been + * stored in struct @mgag200_crtc_state.pixpllc by the corresponding + * implementation of @pixpllc_atomic_check. + */ + void (*pixpllc_atomic_update)(struct drm_crtc *crtc, struct drm_atomic_state *old_state); +}; + struct mga_device { struct drm_device base; const struct mgag200_device_info *info; + const struct mgag200_device_funcs *funcs; struct resource *rmmio_res; void __iomem *rmmio; @@ -243,12 +292,11 @@ struct mga_device { void __iomem *vram; resource_size_t vram_available; - enum mga_type type; - - struct mgag200_pll pixpll; + struct drm_plane primary_plane; + struct drm_crtc crtc; + struct drm_encoder encoder; struct mga_i2c_chan i2c; struct drm_connector connector; - struct drm_simple_display_pipe display_pipe; }; static inline struct mga_device *to_mga_device(struct drm_device *dev) @@ -287,35 +335,113 @@ int mgag200_init_pci_options(struct pci_dev *pdev, u32 option, u32 option2); resource_size_t mgag200_probe_vram(void __iomem *mem, resource_size_t size); resource_size_t mgag200_device_probe_vram(struct mga_device *mdev); int mgag200_device_preinit(struct mga_device *mdev); -int mgag200_device_init(struct mga_device *mdev, enum mga_type type, - const struct mgag200_device_info *info); +int mgag200_device_init(struct mga_device *mdev, + const struct mgag200_device_info *info, + const struct mgag200_device_funcs *funcs); /* mgag200_<device type>.c */ -struct mga_device *mgag200_g200_device_create(struct pci_dev *pdev, const struct drm_driver *drv, - enum mga_type type); +struct mga_device *mgag200_g200_device_create(struct pci_dev *pdev, const struct drm_driver *drv); struct mga_device *mgag200_g200se_device_create(struct pci_dev *pdev, const struct drm_driver *drv, enum mga_type type); -struct mga_device *mgag200_g200wb_device_create(struct pci_dev *pdev, const struct drm_driver *drv, - enum mga_type type); -struct mga_device *mgag200_g200ev_device_create(struct pci_dev *pdev, const struct drm_driver *drv, - enum mga_type type); -struct mga_device *mgag200_g200eh_device_create(struct pci_dev *pdev, const struct drm_driver *drv, - enum mga_type type); -struct mga_device *mgag200_g200eh3_device_create(struct pci_dev *pdev, const struct drm_driver *drv, - enum mga_type type); -struct mga_device *mgag200_g200er_device_create(struct pci_dev *pdev, const struct drm_driver *drv, - enum mga_type type); -struct mga_device *mgag200_g200ew3_device_create(struct pci_dev *pdev, const struct drm_driver *drv, - enum mga_type type); +void mgag200_g200wb_init_registers(struct mga_device *mdev); +void mgag200_g200wb_pixpllc_atomic_update(struct drm_crtc *crtc, struct drm_atomic_state *old_state); +struct mga_device *mgag200_g200wb_device_create(struct pci_dev *pdev, const struct drm_driver *drv); +struct mga_device *mgag200_g200ev_device_create(struct pci_dev *pdev, const struct drm_driver *drv); +void mgag200_g200eh_init_registers(struct mga_device *mdev); +void mgag200_g200eh_pixpllc_atomic_update(struct drm_crtc *crtc, struct drm_atomic_state *old_state); +struct mga_device *mgag200_g200eh_device_create(struct pci_dev *pdev, + const struct drm_driver *drv); +struct mga_device *mgag200_g200eh3_device_create(struct pci_dev *pdev, + const struct drm_driver *drv); +struct mga_device *mgag200_g200er_device_create(struct pci_dev *pdev, + const struct drm_driver *drv); +struct mga_device *mgag200_g200ew3_device_create(struct pci_dev *pdev, + const struct drm_driver *drv); - /* mgag200_mode.c */ -resource_size_t mgag200_device_probe_vram(struct mga_device *mdev); -int mgag200_modeset_init(struct mga_device *mdev, resource_size_t vram_fb_available); +/* + * mgag200_mode.c + */ + +struct drm_crtc; +struct drm_crtc_state; +struct drm_display_mode; +struct drm_plane; +struct drm_atomic_state; + +extern const uint32_t mgag200_primary_plane_formats[]; +extern const size_t mgag200_primary_plane_formats_size; +extern const uint64_t mgag200_primary_plane_fmtmods[]; + +int mgag200_primary_plane_helper_atomic_check(struct drm_plane *plane, + struct drm_atomic_state *new_state); +void mgag200_primary_plane_helper_atomic_update(struct drm_plane *plane, + struct drm_atomic_state *old_state); +void mgag200_primary_plane_helper_atomic_disable(struct drm_plane *plane, + struct drm_atomic_state *old_state); +#define MGAG200_PRIMARY_PLANE_HELPER_FUNCS \ + DRM_GEM_SHADOW_PLANE_HELPER_FUNCS, \ + .atomic_check = mgag200_primary_plane_helper_atomic_check, \ + .atomic_update = mgag200_primary_plane_helper_atomic_update, \ + .atomic_disable = mgag200_primary_plane_helper_atomic_disable + +#define MGAG200_PRIMARY_PLANE_FUNCS \ + .update_plane = drm_atomic_helper_update_plane, \ + .disable_plane = drm_atomic_helper_disable_plane, \ + .destroy = drm_plane_cleanup, \ + DRM_GEM_SHADOW_PLANE_FUNCS + +enum drm_mode_status mgag200_crtc_helper_mode_valid(struct drm_crtc *crtc, + const struct drm_display_mode *mode); +int mgag200_crtc_helper_atomic_check(struct drm_crtc *crtc, struct drm_atomic_state *new_state); +void mgag200_crtc_helper_atomic_flush(struct drm_crtc *crtc, struct drm_atomic_state *old_state); +void mgag200_crtc_helper_atomic_enable(struct drm_crtc *crtc, struct drm_atomic_state *old_state); +void mgag200_crtc_helper_atomic_disable(struct drm_crtc *crtc, struct drm_atomic_state *old_state); + +#define MGAG200_CRTC_HELPER_FUNCS \ + .mode_valid = mgag200_crtc_helper_mode_valid, \ + .atomic_check = mgag200_crtc_helper_atomic_check, \ + .atomic_flush = mgag200_crtc_helper_atomic_flush, \ + .atomic_enable = mgag200_crtc_helper_atomic_enable, \ + .atomic_disable = mgag200_crtc_helper_atomic_disable + +void mgag200_crtc_reset(struct drm_crtc *crtc); +struct drm_crtc_state *mgag200_crtc_atomic_duplicate_state(struct drm_crtc *crtc); +void mgag200_crtc_atomic_destroy_state(struct drm_crtc *crtc, struct drm_crtc_state *crtc_state); + +#define MGAG200_CRTC_FUNCS \ + .reset = mgag200_crtc_reset, \ + .destroy = drm_crtc_cleanup, \ + .set_config = drm_atomic_helper_set_config, \ + .page_flip = drm_atomic_helper_page_flip, \ + .atomic_duplicate_state = mgag200_crtc_atomic_duplicate_state, \ + .atomic_destroy_state = mgag200_crtc_atomic_destroy_state + +#define MGAG200_DAC_ENCODER_FUNCS \ + .destroy = drm_encoder_cleanup + +int mgag200_vga_connector_helper_get_modes(struct drm_connector *connector); + +#define MGAG200_VGA_CONNECTOR_HELPER_FUNCS \ + .get_modes = mgag200_vga_connector_helper_get_modes + +#define MGAG200_VGA_CONNECTOR_FUNCS \ + .reset = drm_atomic_helper_connector_reset, \ + .fill_modes = drm_helper_probe_single_connector_modes, \ + .destroy = drm_connector_cleanup, \ + .atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state, \ + .atomic_destroy_state = drm_atomic_helper_connector_destroy_state + +void mgag200_set_mode_regs(struct mga_device *mdev, const struct drm_display_mode *mode); +void mgag200_set_format_regs(struct mga_device *mdev, const struct drm_format_info *format); +void mgag200_enable_display(struct mga_device *mdev); +void mgag200_init_registers(struct mga_device *mdev); +int mgag200_mode_config_init(struct mga_device *mdev, resource_size_t vram_available); + + /* mgag200_bmc.c */ +void mgag200_bmc_disable_vidrst(struct mga_device *mdev); +void mgag200_bmc_enable_vidrst(struct mga_device *mdev); /* mgag200_i2c.c */ int mgag200_i2c_init(struct mga_device *mdev, struct mga_i2c_chan *i2c); - /* mgag200_pll.c */ -int mgag200_pixpll_init(struct mgag200_pll *pixpll, struct mga_device *mdev); - #endif /* __MGAG200_DRV_H__ */ |