diff options
Diffstat (limited to 'drivers/gpu/drm/mgag200/mgag200_mode.c')
| -rw-r--r-- | drivers/gpu/drm/mgag200/mgag200_mode.c | 127 |
1 files changed, 77 insertions, 50 deletions
diff --git a/drivers/gpu/drm/mgag200/mgag200_mode.c b/drivers/gpu/drm/mgag200/mgag200_mode.c index d90e83959fca..5f4ac36a9776 100644 --- a/drivers/gpu/drm/mgag200/mgag200_mode.c +++ b/drivers/gpu/drm/mgag200/mgag200_mode.c @@ -13,6 +13,7 @@ #include <drm/drm_crtc_helper.h> #include <drm/drm_fourcc.h> +#include <drm/drm_gem_framebuffer_helper.h> #include <drm/drm_plane_helper.h> #include <drm/drm_probe_helper.h> #include <drm/drm_simple_kms_helper.h> @@ -28,7 +29,7 @@ static void mga_crtc_load_lut(struct drm_crtc *crtc) { struct drm_device *dev = crtc->dev; - struct mga_device *mdev = dev->dev_private; + struct mga_device *mdev = to_mga_device(dev); struct drm_framebuffer *fb = crtc->primary->fb; u16 *r_ptr, *g_ptr, *b_ptr; int i; @@ -728,7 +729,7 @@ static int mga_crtc_set_plls(struct mga_device *mdev, long clock) static void mga_g200wb_prepare(struct drm_crtc *crtc) { - struct mga_device *mdev = crtc->dev->dev_private; + struct mga_device *mdev = to_mga_device(crtc->dev); u8 tmp; int iter_max; @@ -783,7 +784,7 @@ static void mga_g200wb_prepare(struct drm_crtc *crtc) static void mga_g200wb_commit(struct drm_crtc *crtc) { u8 tmp; - struct mga_device *mdev = crtc->dev->dev_private; + struct mga_device *mdev = to_mga_device(crtc->dev); /* 1- The first step is to ensure that the vrsten and hrsten are set */ WREG8(MGAREG_CRTCEXT_INDEX, 1); @@ -833,7 +834,7 @@ static void mga_g200wb_commit(struct drm_crtc *crtc) */ static void mga_set_start_address(struct drm_crtc *crtc, unsigned offset) { - struct mga_device *mdev = crtc->dev->dev_private; + struct mga_device *mdev = to_mga_device(crtc->dev); u32 addr; int count; u8 crtcext0; @@ -902,7 +903,7 @@ static int mga_crtc_mode_set(struct drm_crtc *crtc, int x, int y, struct drm_framebuffer *old_fb) { struct drm_device *dev = crtc->dev; - struct mga_device *mdev = dev->dev_private; + struct mga_device *mdev = to_mga_device(dev); const struct drm_framebuffer *fb = crtc->primary->fb; int hdisplay, hsyncstart, hsyncend, htotal; int vdisplay, vsyncstart, vsyncend, vtotal; @@ -1135,9 +1136,6 @@ static int mga_crtc_mode_set(struct drm_crtc *crtc, WREG8(MGA_MISC_OUT, misc); - if (adjusted_mode) - memcpy(&mdev->mode, mode, sizeof(struct drm_display_mode)); - mga_crtc_do_set_base(crtc, old_fb, x, y, 0); /* reset tagfifo */ @@ -1263,7 +1261,7 @@ static int mga_resume(struct drm_crtc *crtc) static void mga_crtc_dpms(struct drm_crtc *crtc, int mode) { struct drm_device *dev = crtc->dev; - struct mga_device *mdev = dev->dev_private; + struct mga_device *mdev = to_mga_device(dev); u8 seq1 = 0, crtcext1 = 0; switch (mode) { @@ -1317,7 +1315,7 @@ static void mga_crtc_dpms(struct drm_crtc *crtc, int mode) static void mga_crtc_prepare(struct drm_crtc *crtc) { struct drm_device *dev = crtc->dev; - struct mga_device *mdev = dev->dev_private; + struct mga_device *mdev = to_mga_device(dev); u8 tmp; /* mga_resume(crtc);*/ @@ -1353,7 +1351,7 @@ static void mga_crtc_prepare(struct drm_crtc *crtc) static void mga_crtc_commit(struct drm_crtc *crtc) { struct drm_device *dev = crtc->dev; - struct mga_device *mdev = dev->dev_private; + struct mga_device *mdev = to_mga_device(dev); const struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private; u8 tmp; @@ -1433,6 +1431,7 @@ static const struct drm_crtc_helper_funcs mga_helper_funcs = { /* CRTC setup */ static void mga_crtc_init(struct mga_device *mdev) { + struct drm_device *dev = mdev->dev; struct mga_crtc *mga_crtc; mga_crtc = kzalloc(sizeof(struct mga_crtc) + @@ -1442,14 +1441,17 @@ static void mga_crtc_init(struct mga_device *mdev) if (mga_crtc == NULL) return; - drm_crtc_init(mdev->dev, &mga_crtc->base, &mga_crtc_funcs); + drm_crtc_init(dev, &mga_crtc->base, &mga_crtc_funcs); drm_mode_crtc_set_gamma_size(&mga_crtc->base, MGAG200_LUT_SIZE); - mdev->mode_info.crtc = mga_crtc; drm_crtc_helper_add(&mga_crtc->base, &mga_helper_funcs); } +/* + * Connector + */ + static int mga_vga_get_modes(struct drm_connector *connector) { struct mga_connector *mga_connector = to_mga_connector(connector); @@ -1495,7 +1497,7 @@ static enum drm_mode_status mga_vga_mode_valid(struct drm_connector *connector, struct drm_display_mode *mode) { struct drm_device *dev = connector->dev; - struct mga_device *mdev = (struct mga_device*)dev->dev_private; + struct mga_device *mdev = to_mga_device(dev); int bpp = 32; if (IS_G200_SE(mdev)) { @@ -1574,7 +1576,6 @@ static void mga_connector_destroy(struct drm_connector *connector) struct mga_connector *mga_connector = to_mga_connector(connector); mgag200_i2c_destroy(mga_connector->i2c); drm_connector_cleanup(connector); - kfree(connector); } static const struct drm_connector_helper_funcs mga_vga_connector_helper_funcs = { @@ -1588,70 +1589,96 @@ static const struct drm_connector_funcs mga_vga_connector_funcs = { .destroy = mga_connector_destroy, }; -static struct drm_connector *mga_vga_init(struct drm_device *dev) +static int mgag200_vga_connector_init(struct mga_device *mdev) { - struct drm_connector *connector; - struct mga_connector *mga_connector; - - mga_connector = kzalloc(sizeof(struct mga_connector), GFP_KERNEL); - if (!mga_connector) - return NULL; - - connector = &mga_connector->base; - mga_connector->i2c = mgag200_i2c_create(dev); - if (!mga_connector->i2c) - DRM_ERROR("failed to add ddc bus\n"); + struct drm_device *dev = mdev->dev; + struct mga_connector *mconnector = &mdev->connector; + struct drm_connector *connector = &mconnector->base; + struct mga_i2c_chan *i2c; + int ret; - drm_connector_init_with_ddc(dev, connector, - &mga_vga_connector_funcs, - DRM_MODE_CONNECTOR_VGA, - &mga_connector->i2c->adapter); + i2c = mgag200_i2c_create(dev); + if (!i2c) + drm_warn(dev, "failed to add DDC bus\n"); + ret = drm_connector_init_with_ddc(dev, connector, + &mga_vga_connector_funcs, + DRM_MODE_CONNECTOR_VGA, + &i2c->adapter); + if (ret) + goto err_mgag200_i2c_destroy; drm_connector_helper_add(connector, &mga_vga_connector_helper_funcs); - drm_connector_register(connector); + mconnector->i2c = i2c; - return connector; + return 0; + +err_mgag200_i2c_destroy: + mgag200_i2c_destroy(i2c); + return ret; } +static const struct drm_mode_config_funcs mgag200_mode_config_funcs = { + .fb_create = drm_gem_fb_create +}; + +static unsigned int mgag200_preferred_depth(struct mga_device *mdev) +{ + if (IS_G200_SE(mdev) && mdev->vram_fb_available < (2048*1024)) + return 16; + else + return 32; +} int mgag200_modeset_init(struct mga_device *mdev) { + struct drm_device *dev = mdev->dev; struct drm_encoder *encoder = &mdev->encoder; - struct drm_connector *connector; + struct drm_connector *connector = &mdev->connector.base; int ret; - mdev->mode_info.mode_config_initialized = true; + mdev->bpp_shifts[0] = 0; + mdev->bpp_shifts[1] = 1; + mdev->bpp_shifts[2] = 0; + mdev->bpp_shifts[3] = 2; + + ret = drmm_mode_config_init(dev); + if (ret) { + drm_err(dev, "drmm_mode_config_init() failed, error %d\n", + ret); + return ret; + } + + dev->mode_config.max_width = MGAG200_MAX_FB_WIDTH; + dev->mode_config.max_height = MGAG200_MAX_FB_HEIGHT; - mdev->dev->mode_config.max_width = MGAG200_MAX_FB_WIDTH; - mdev->dev->mode_config.max_height = MGAG200_MAX_FB_HEIGHT; + dev->mode_config.preferred_depth = mgag200_preferred_depth(mdev); + dev->mode_config.prefer_shadow = 1; - mdev->dev->mode_config.fb_base = mdev->mc.vram_base; + dev->mode_config.fb_base = mdev->mc.vram_base; + + dev->mode_config.funcs = &mgag200_mode_config_funcs; mga_crtc_init(mdev); - ret = drm_simple_encoder_init(mdev->dev, encoder, - DRM_MODE_ENCODER_DAC); + ret = drm_simple_encoder_init(dev, encoder, DRM_MODE_ENCODER_DAC); if (ret) { - drm_err(mdev->dev, + drm_err(dev, "drm_simple_encoder_init() failed, error %d\n", ret); return ret; } encoder->possible_crtcs = 0x1; - connector = mga_vga_init(mdev->dev); - if (!connector) { - DRM_ERROR("mga_vga_init failed\n"); - return -1; + ret = mgag200_vga_connector_init(mdev); + if (ret) { + drm_err(dev, + "mgag200_vga_connector_init() failed, error %d\n", + ret); + return ret; } drm_connector_attach_encoder(connector, encoder); return 0; } - -void mgag200_modeset_fini(struct mga_device *mdev) -{ - -} |