diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_display.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_display.c | 34 |
1 files changed, 23 insertions, 11 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c index 74dac9635d70..5764f4d3b4f1 100644 --- a/drivers/gpu/drm/radeon/radeon_display.c +++ b/drivers/gpu/drm/radeon/radeon_display.c @@ -161,17 +161,13 @@ void radeon_crtc_fb_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green, } static void radeon_crtc_gamma_set(struct drm_crtc *crtc, u16 *red, u16 *green, - u16 *blue, uint32_t size) + u16 *blue, uint32_t start, uint32_t size) { struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); - int i; - - if (size != 256) { - return; - } + int end = (start + size > 256) ? 256 : start + size, i; /* userspace palettes are always correct as is */ - for (i = 0; i < 256; i++) { + for (i = start; i < end; i++) { radeon_crtc->lut_r[i] = red[i] >> 6; radeon_crtc->lut_g[i] = green[i] >> 6; radeon_crtc->lut_b[i] = blue[i] >> 6; @@ -319,6 +315,10 @@ static void radeon_print_display_setup(struct drm_device *dev) radeon_connector->ddc_bus->rec.en_data_reg, radeon_connector->ddc_bus->rec.y_clk_reg, radeon_connector->ddc_bus->rec.y_data_reg); + if (radeon_connector->router_bus) + DRM_INFO(" DDC Router 0x%x/0x%x\n", + radeon_connector->router.mux_control_pin, + radeon_connector->router.mux_state); } else { if (connector->connector_type == DRM_MODE_CONNECTOR_VGA || connector->connector_type == DRM_MODE_CONNECTOR_DVII || @@ -395,6 +395,10 @@ int radeon_ddc_get_modes(struct radeon_connector *radeon_connector) struct radeon_device *rdev = dev->dev_private; int ret = 0; + /* on hw with routers, select right port */ + if (radeon_connector->router.valid) + radeon_router_select_port(radeon_connector); + if ((radeon_connector->base.connector_type == DRM_MODE_CONNECTOR_DisplayPort) || (radeon_connector->base.connector_type == DRM_MODE_CONNECTOR_eDP)) { struct radeon_connector_atom_dig *dig = radeon_connector->con_priv; @@ -425,6 +429,10 @@ static int radeon_ddc_dump(struct drm_connector *connector) struct radeon_connector *radeon_connector = to_radeon_connector(connector); int ret = 0; + /* on hw with routers, select right port */ + if (radeon_connector->router.valid) + radeon_router_select_port(radeon_connector); + if (!radeon_connector->ddc_bus) return -1; edid = drm_get_edid(connector, &radeon_connector->ddc_bus->adapter); @@ -876,13 +884,12 @@ radeon_user_framebuffer_create(struct drm_device *dev, if (obj == NULL) { dev_err(&dev->pdev->dev, "No GEM object associated to handle 0x%08X, " "can't create framebuffer\n", mode_cmd->handle); - return NULL; + return ERR_PTR(-ENOENT); } radeon_fb = kzalloc(sizeof(*radeon_fb), GFP_KERNEL); - if (radeon_fb == NULL) { - return NULL; - } + if (radeon_fb == NULL) + return ERR_PTR(-ENOMEM); radeon_framebuffer_init(dev, radeon_fb, mode_cmd, obj); @@ -1040,6 +1047,9 @@ int radeon_modeset_init(struct radeon_device *rdev) return ret; } + /* init i2c buses */ + radeon_i2c_init(rdev); + /* check combios for a valid hardcoded EDID - Sun servers */ if (!rdev->is_atom_bios) { /* check for hardcoded EDID in BIOS */ @@ -1080,6 +1090,8 @@ void radeon_modeset_fini(struct radeon_device *rdev) drm_mode_config_cleanup(rdev->ddev); rdev->mode_info.mode_config_initialized = false; } + /* free i2c buses */ + radeon_i2c_fini(rdev); } bool radeon_crtc_scaling_mode_fixup(struct drm_crtc *crtc, |