diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/gpu/drm/mgag200/mgag200_drv.h | 6 | ||||
-rw-r--r-- | drivers/gpu/drm/mgag200/mgag200_g200er.c | 50 | ||||
-rw-r--r-- | drivers/gpu/drm/mgag200/mgag200_g200ev.c | 39 | ||||
-rw-r--r-- | drivers/gpu/drm/mgag200/mgag200_g200se.c | 80 | ||||
-rw-r--r-- | drivers/gpu/drm/mgag200/mgag200_mode.c | 82 |
5 files changed, 172 insertions, 85 deletions
diff --git a/drivers/gpu/drm/mgag200/mgag200_drv.h b/drivers/gpu/drm/mgag200/mgag200_drv.h index 1e7de8b12e75..26038fa3cf09 100644 --- a/drivers/gpu/drm/mgag200/mgag200_drv.h +++ b/drivers/gpu/drm/mgag200/mgag200_drv.h @@ -210,8 +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; @@ -438,7 +436,9 @@ int mgag200_vga_connector_helper_get_modes(struct drm_connector *connector); .atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state, \ .atomic_destroy_state = drm_atomic_helper_connector_destroy_state -resource_size_t mgag200_device_probe_vram(struct mga_device *mdev); +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); diff --git a/drivers/gpu/drm/mgag200/mgag200_g200er.c b/drivers/gpu/drm/mgag200/mgag200_g200er.c index 399f2443cb47..ae9bb38c1ac0 100644 --- a/drivers/gpu/drm/mgag200/mgag200_g200er.c +++ b/drivers/gpu/drm/mgag200/mgag200_g200er.c @@ -36,6 +36,22 @@ static void mgag200_g200er_init_registers(struct mga_device *mdev) WREG_ECRT(0x24, 0x5); /* G200ER specific */ } +static void mgag200_g200er_reset_tagfifo(struct mga_device *mdev) +{ + static const uint32_t RESET_FLAG = 0x00200000; /* undocumented magic value */ + u32 memctl; + + memctl = RREG32(MGAREG_MEMCTL); + + memctl |= RESET_FLAG; + WREG32(MGAREG_MEMCTL, memctl); + + udelay(1000); + + memctl &= ~RESET_FLAG; + WREG32(MGAREG_MEMCTL, memctl); +} + /* * PIXPLLC */ @@ -164,8 +180,40 @@ static const struct drm_plane_funcs mgag200_g200er_primary_plane_funcs = { MGAG200_PRIMARY_PLANE_FUNCS, }; +static void mgag200_g200er_crtc_helper_atomic_enable(struct drm_crtc *crtc, + struct drm_atomic_state *old_state) +{ + struct drm_device *dev = crtc->dev; + struct mga_device *mdev = to_mga_device(dev); + const struct mgag200_device_funcs *funcs = mdev->funcs; + struct drm_crtc_state *crtc_state = crtc->state; + struct drm_display_mode *adjusted_mode = &crtc_state->adjusted_mode; + struct mgag200_crtc_state *mgag200_crtc_state = to_mgag200_crtc_state(crtc_state); + const struct drm_format_info *format = mgag200_crtc_state->format; + + if (funcs->disable_vidrst) + funcs->disable_vidrst(mdev); + + mgag200_set_format_regs(mdev, format); + mgag200_set_mode_regs(mdev, adjusted_mode); + + if (funcs->pixpllc_atomic_update) + funcs->pixpllc_atomic_update(crtc, old_state); + + mgag200_g200er_reset_tagfifo(mdev); + + mgag200_enable_display(mdev); + + if (funcs->enable_vidrst) + funcs->enable_vidrst(mdev); +} + static const struct drm_crtc_helper_funcs mgag200_g200er_crtc_helper_funcs = { - 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_g200er_crtc_helper_atomic_enable, + .atomic_disable = mgag200_crtc_helper_atomic_disable }; static const struct drm_crtc_funcs mgag200_g200er_crtc_funcs = { diff --git a/drivers/gpu/drm/mgag200/mgag200_g200ev.c b/drivers/gpu/drm/mgag200/mgag200_g200ev.c index 2165ec7d63e8..ec324d942b47 100644 --- a/drivers/gpu/drm/mgag200/mgag200_g200ev.c +++ b/drivers/gpu/drm/mgag200/mgag200_g200ev.c @@ -36,6 +36,11 @@ static void mgag200_g200ev_init_registers(struct mga_device *mdev) mgag200_init_registers(mdev); } +static void mgag200_g200ev_set_hiprilvl(struct mga_device *mdev) +{ + WREG_ECRT(0x06, 0x00); +} + /* * PIXPLLC */ @@ -176,8 +181,40 @@ static const struct drm_plane_funcs mgag200_g200ev_primary_plane_funcs = { MGAG200_PRIMARY_PLANE_FUNCS, }; +static void mgag200_g200ev_crtc_helper_atomic_enable(struct drm_crtc *crtc, + struct drm_atomic_state *old_state) +{ + struct drm_device *dev = crtc->dev; + struct mga_device *mdev = to_mga_device(dev); + const struct mgag200_device_funcs *funcs = mdev->funcs; + struct drm_crtc_state *crtc_state = crtc->state; + struct drm_display_mode *adjusted_mode = &crtc_state->adjusted_mode; + struct mgag200_crtc_state *mgag200_crtc_state = to_mgag200_crtc_state(crtc_state); + const struct drm_format_info *format = mgag200_crtc_state->format; + + if (funcs->disable_vidrst) + funcs->disable_vidrst(mdev); + + mgag200_set_format_regs(mdev, format); + mgag200_set_mode_regs(mdev, adjusted_mode); + + if (funcs->pixpllc_atomic_update) + funcs->pixpllc_atomic_update(crtc, old_state); + + mgag200_g200ev_set_hiprilvl(mdev); + + mgag200_enable_display(mdev); + + if (funcs->enable_vidrst) + funcs->enable_vidrst(mdev); +} + static const struct drm_crtc_helper_funcs mgag200_g200ev_crtc_helper_funcs = { - 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_g200ev_crtc_helper_atomic_enable, + .atomic_disable = mgag200_crtc_helper_atomic_disable }; static const struct drm_crtc_funcs mgag200_g200ev_crtc_funcs = { diff --git a/drivers/gpu/drm/mgag200/mgag200_g200se.c b/drivers/gpu/drm/mgag200/mgag200_g200se.c index a28f5203a95a..0addc3750413 100644 --- a/drivers/gpu/drm/mgag200/mgag200_g200se.c +++ b/drivers/gpu/drm/mgag200/mgag200_g200se.c @@ -61,6 +61,52 @@ static void mgag200_g200se_init_registers(struct mgag200_g200se_device *g200se) mgag200_init_registers(mdev); } +static void mgag200_g200se_set_hiprilvl(struct mga_device *mdev, + const struct drm_display_mode *mode, + const struct drm_format_info *format) +{ + struct mgag200_g200se_device *g200se = to_mgag200_g200se_device(&mdev->base); + unsigned int hiprilvl; + u8 crtcext6; + + if (g200se->unique_rev_id >= 0x04) { + hiprilvl = 0; + } else if (g200se->unique_rev_id >= 0x02) { + unsigned int bpp; + unsigned long mb; + + if (format->cpp[0] * 8 > 16) + bpp = 32; + else if (format->cpp[0] * 8 > 8) + bpp = 16; + else + bpp = 8; + + mb = (mode->clock * bpp) / 1000; + if (mb > 3100) + hiprilvl = 0; + else if (mb > 2600) + hiprilvl = 1; + else if (mb > 1900) + hiprilvl = 2; + else if (mb > 1160) + hiprilvl = 3; + else if (mb > 440) + hiprilvl = 4; + else + hiprilvl = 5; + + } else if (g200se->unique_rev_id >= 0x01) { + hiprilvl = 3; + } else { + hiprilvl = 4; + } + + crtcext6 = hiprilvl; /* implicitly sets maxhipri to 0 */ + + WREG_ECRT(0x06, crtcext6); +} + /* * PIXPLLC */ @@ -265,8 +311,40 @@ static const struct drm_plane_funcs mgag200_g200se_primary_plane_funcs = { MGAG200_PRIMARY_PLANE_FUNCS, }; +static void mgag200_g200se_crtc_helper_atomic_enable(struct drm_crtc *crtc, + struct drm_atomic_state *old_state) +{ + struct drm_device *dev = crtc->dev; + struct mga_device *mdev = to_mga_device(dev); + const struct mgag200_device_funcs *funcs = mdev->funcs; + struct drm_crtc_state *crtc_state = crtc->state; + struct drm_display_mode *adjusted_mode = &crtc_state->adjusted_mode; + struct mgag200_crtc_state *mgag200_crtc_state = to_mgag200_crtc_state(crtc_state); + const struct drm_format_info *format = mgag200_crtc_state->format; + + if (funcs->disable_vidrst) + funcs->disable_vidrst(mdev); + + mgag200_set_format_regs(mdev, format); + mgag200_set_mode_regs(mdev, adjusted_mode); + + if (funcs->pixpllc_atomic_update) + funcs->pixpllc_atomic_update(crtc, old_state); + + mgag200_g200se_set_hiprilvl(mdev, adjusted_mode, format); + + mgag200_enable_display(mdev); + + if (funcs->enable_vidrst) + funcs->enable_vidrst(mdev); +} + static const struct drm_crtc_helper_funcs mgag200_g200se_crtc_helper_funcs = { - 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_g200se_crtc_helper_atomic_enable, + .atomic_disable = mgag200_crtc_helper_atomic_disable }; static const struct drm_crtc_funcs mgag200_g200se_crtc_funcs = { diff --git a/drivers/gpu/drm/mgag200/mgag200_mode.c b/drivers/gpu/drm/mgag200/mgag200_mode.c index 789ea77b94ae..1f26d4716679 100644 --- a/drivers/gpu/drm/mgag200/mgag200_mode.c +++ b/drivers/gpu/drm/mgag200/mgag200_mode.c @@ -199,8 +199,7 @@ void mgag200_init_registers(struct mga_device *mdev) WREG8(MGA_MISC_OUT, misc); } -static void mgag200_set_mode_regs(struct mga_device *mdev, - const struct drm_display_mode *mode) +void mgag200_set_mode_regs(struct mga_device *mdev, const struct drm_display_mode *mode) { const struct mgag200_device_info *info = mdev->info; unsigned int hdisplay, hsyncstart, hsyncend, htotal; @@ -324,7 +323,7 @@ static void mgag200_set_offset(struct mga_device *mdev, WREG_ECRT(0x00, crtcext0); } -static void mgag200_set_format_regs(struct mga_device *mdev, const struct drm_format_info *format) +void mgag200_set_format_regs(struct mga_device *mdev, const struct drm_format_info *format) { struct drm_device *dev = &mdev->base; unsigned int bpp, bppshift, scale; @@ -387,74 +386,7 @@ static void mgag200_set_format_regs(struct mga_device *mdev, const struct drm_fo WREG_ECRT(3, crtcext3); } -static void mgag200_g200er_reset_tagfifo(struct mga_device *mdev) -{ - static uint32_t RESET_FLAG = 0x00200000; /* undocumented magic value */ - u32 memctl; - - memctl = RREG32(MGAREG_MEMCTL); - - memctl |= RESET_FLAG; - WREG32(MGAREG_MEMCTL, memctl); - - udelay(1000); - - memctl &= ~RESET_FLAG; - WREG32(MGAREG_MEMCTL, memctl); -} - -static void mgag200_g200se_set_hiprilvl(struct mga_device *mdev, - const struct drm_display_mode *mode, - const struct drm_format_info *format) -{ - struct mgag200_g200se_device *g200se = to_mgag200_g200se_device(&mdev->base); - unsigned int hiprilvl; - u8 crtcext6; - - if (g200se->unique_rev_id >= 0x04) { - hiprilvl = 0; - } else if (g200se->unique_rev_id >= 0x02) { - unsigned int bpp; - unsigned long mb; - - if (format->cpp[0] * 8 > 16) - bpp = 32; - else if (format->cpp[0] * 8 > 8) - bpp = 16; - else - bpp = 8; - - mb = (mode->clock * bpp) / 1000; - if (mb > 3100) - hiprilvl = 0; - else if (mb > 2600) - hiprilvl = 1; - else if (mb > 1900) - hiprilvl = 2; - else if (mb > 1160) - hiprilvl = 3; - else if (mb > 440) - hiprilvl = 4; - else - hiprilvl = 5; - - } else if (g200se->unique_rev_id >= 0x01) { - hiprilvl = 3; - } else { - hiprilvl = 4; - } - - crtcext6 = hiprilvl; /* implicitly sets maxhipri to 0 */ - - WREG_ECRT(0x06, crtcext6); -} - -static void mgag200_g200ev_set_hiprilvl(struct mga_device *mdev) -{ - WREG_ECRT(0x06, 0x00); -} - -static void mgag200_enable_display(struct mga_device *mdev) +void mgag200_enable_display(struct mga_device *mdev) { u8 seq0, crtcext1; @@ -709,14 +641,6 @@ void mgag200_crtc_helper_atomic_enable(struct drm_crtc *crtc, struct drm_atomic_ if (funcs->pixpllc_atomic_update) funcs->pixpllc_atomic_update(crtc, old_state); - if (mdev->type == G200_ER) - mgag200_g200er_reset_tagfifo(mdev); - - if (IS_G200_SE(mdev)) - mgag200_g200se_set_hiprilvl(mdev, adjusted_mode, format); - else if (mdev->type == G200_EV) - mgag200_g200ev_set_hiprilvl(mdev); - mgag200_enable_display(mdev); if (funcs->enable_vidrst) |