diff options
Diffstat (limited to 'drivers/gpu/drm/ast/ast_mode.c')
| -rw-r--r-- | drivers/gpu/drm/ast/ast_mode.c | 576 |
1 files changed, 0 insertions, 576 deletions
diff --git a/drivers/gpu/drm/ast/ast_mode.c b/drivers/gpu/drm/ast/ast_mode.c index 049ee1477c33..ed496fb32bf3 100644 --- a/drivers/gpu/drm/ast/ast_mode.c +++ b/drivers/gpu/drm/ast/ast_mode.c @@ -34,10 +34,8 @@ #include <drm/drm_atomic.h> #include <drm/drm_atomic_helper.h> -#include <drm/drm_atomic_state_helper.h> #include <drm/drm_crtc.h> #include <drm/drm_damage_helper.h> -#include <drm/drm_edid.h> #include <drm/drm_format_helper.h> #include <drm/drm_fourcc.h> #include <drm/drm_gem_atomic_helper.h> @@ -47,7 +45,6 @@ #include <drm/drm_panic.h> #include <drm/drm_probe_helper.h> -#include "ast_ddc.h" #include "ast_drv.h" #include "ast_tables.h" @@ -1311,571 +1308,6 @@ static int ast_crtc_init(struct drm_device *dev) } /* - * VGA Encoder - */ - -static const struct drm_encoder_funcs ast_vga_encoder_funcs = { - .destroy = drm_encoder_cleanup, -}; - -/* - * VGA Connector - */ - -static const struct drm_connector_helper_funcs ast_vga_connector_helper_funcs = { - .get_modes = drm_connector_helper_get_modes, - .detect_ctx = drm_connector_helper_detect_from_ddc, -}; - -static const struct drm_connector_funcs ast_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, -}; - -static int ast_vga_connector_init(struct drm_device *dev, struct drm_connector *connector) -{ - struct ast_device *ast = to_ast_device(dev); - struct i2c_adapter *ddc; - int ret; - - ddc = ast_ddc_create(ast); - if (IS_ERR(ddc)) { - ret = PTR_ERR(ddc); - drm_err(dev, "failed to add DDC bus for connector; ret=%d\n", ret); - return ret; - } - - ret = drm_connector_init_with_ddc(dev, connector, &ast_vga_connector_funcs, - DRM_MODE_CONNECTOR_VGA, ddc); - if (ret) - return ret; - - drm_connector_helper_add(connector, &ast_vga_connector_helper_funcs); - - connector->interlace_allowed = 0; - connector->doublescan_allowed = 0; - - connector->polled = DRM_CONNECTOR_POLL_CONNECT | DRM_CONNECTOR_POLL_DISCONNECT; - - return 0; -} - -static int ast_vga_output_init(struct ast_device *ast) -{ - struct drm_device *dev = &ast->base; - struct drm_crtc *crtc = &ast->crtc; - struct drm_encoder *encoder = &ast->output.vga.encoder; - struct drm_connector *connector = &ast->output.vga.connector; - int ret; - - ret = drm_encoder_init(dev, encoder, &ast_vga_encoder_funcs, - DRM_MODE_ENCODER_DAC, NULL); - if (ret) - return ret; - encoder->possible_crtcs = drm_crtc_mask(crtc); - - ret = ast_vga_connector_init(dev, connector); - if (ret) - return ret; - - ret = drm_connector_attach_encoder(connector, encoder); - if (ret) - return ret; - - return 0; -} - -/* - * SIL164 Encoder - */ - -static const struct drm_encoder_funcs ast_sil164_encoder_funcs = { - .destroy = drm_encoder_cleanup, -}; - -/* - * SIL164 Connector - */ - -static const struct drm_connector_helper_funcs ast_sil164_connector_helper_funcs = { - .get_modes = drm_connector_helper_get_modes, - .detect_ctx = drm_connector_helper_detect_from_ddc, -}; - -static const struct drm_connector_funcs ast_sil164_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, -}; - -static int ast_sil164_connector_init(struct drm_device *dev, struct drm_connector *connector) -{ - struct ast_device *ast = to_ast_device(dev); - struct i2c_adapter *ddc; - int ret; - - ddc = ast_ddc_create(ast); - if (IS_ERR(ddc)) { - ret = PTR_ERR(ddc); - drm_err(dev, "failed to add DDC bus for connector; ret=%d\n", ret); - return ret; - } - - ret = drm_connector_init_with_ddc(dev, connector, &ast_sil164_connector_funcs, - DRM_MODE_CONNECTOR_DVII, ddc); - if (ret) - return ret; - - drm_connector_helper_add(connector, &ast_sil164_connector_helper_funcs); - - connector->interlace_allowed = 0; - connector->doublescan_allowed = 0; - - connector->polled = DRM_CONNECTOR_POLL_CONNECT | DRM_CONNECTOR_POLL_DISCONNECT; - - return 0; -} - -static int ast_sil164_output_init(struct ast_device *ast) -{ - struct drm_device *dev = &ast->base; - struct drm_crtc *crtc = &ast->crtc; - struct drm_encoder *encoder = &ast->output.sil164.encoder; - struct drm_connector *connector = &ast->output.sil164.connector; - int ret; - - ret = drm_encoder_init(dev, encoder, &ast_sil164_encoder_funcs, - DRM_MODE_ENCODER_TMDS, NULL); - if (ret) - return ret; - encoder->possible_crtcs = drm_crtc_mask(crtc); - - ret = ast_sil164_connector_init(dev, connector); - if (ret) - return ret; - - ret = drm_connector_attach_encoder(connector, encoder); - if (ret) - return ret; - - return 0; -} - -/* - * DP501 Encoder - */ - -static const struct drm_encoder_funcs ast_dp501_encoder_funcs = { - .destroy = drm_encoder_cleanup, -}; - -static void ast_dp501_encoder_helper_atomic_enable(struct drm_encoder *encoder, - struct drm_atomic_state *state) -{ - struct drm_device *dev = encoder->dev; - - ast_set_dp501_video_output(dev, 1); -} - -static void ast_dp501_encoder_helper_atomic_disable(struct drm_encoder *encoder, - struct drm_atomic_state *state) -{ - struct drm_device *dev = encoder->dev; - - ast_set_dp501_video_output(dev, 0); -} - -static const struct drm_encoder_helper_funcs ast_dp501_encoder_helper_funcs = { - .atomic_enable = ast_dp501_encoder_helper_atomic_enable, - .atomic_disable = ast_dp501_encoder_helper_atomic_disable, -}; - -/* - * DP501 Connector - */ - -static int ast_dp501_connector_helper_get_modes(struct drm_connector *connector) -{ - void *edid; - bool succ; - int count; - - edid = kmalloc(EDID_LENGTH, GFP_KERNEL); - if (!edid) - goto err_drm_connector_update_edid_property; - - succ = ast_dp501_read_edid(connector->dev, edid); - if (!succ) - goto err_kfree; - - drm_connector_update_edid_property(connector, edid); - count = drm_add_edid_modes(connector, edid); - kfree(edid); - - return count; - -err_kfree: - kfree(edid); -err_drm_connector_update_edid_property: - drm_connector_update_edid_property(connector, NULL); - return 0; -} - -static int ast_dp501_connector_helper_detect_ctx(struct drm_connector *connector, - struct drm_modeset_acquire_ctx *ctx, - bool force) -{ - struct ast_device *ast = to_ast_device(connector->dev); - - if (ast_dp501_is_connected(ast)) - return connector_status_connected; - return connector_status_disconnected; -} - -static const struct drm_connector_helper_funcs ast_dp501_connector_helper_funcs = { - .get_modes = ast_dp501_connector_helper_get_modes, - .detect_ctx = ast_dp501_connector_helper_detect_ctx, -}; - -static const struct drm_connector_funcs ast_dp501_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, -}; - -static int ast_dp501_connector_init(struct drm_device *dev, struct drm_connector *connector) -{ - int ret; - - ret = drm_connector_init(dev, connector, &ast_dp501_connector_funcs, - DRM_MODE_CONNECTOR_DisplayPort); - if (ret) - return ret; - - drm_connector_helper_add(connector, &ast_dp501_connector_helper_funcs); - - connector->interlace_allowed = 0; - connector->doublescan_allowed = 0; - - connector->polled = DRM_CONNECTOR_POLL_CONNECT | DRM_CONNECTOR_POLL_DISCONNECT; - - return 0; -} - -static int ast_dp501_output_init(struct ast_device *ast) -{ - struct drm_device *dev = &ast->base; - struct drm_crtc *crtc = &ast->crtc; - struct drm_encoder *encoder = &ast->output.dp501.encoder; - struct drm_connector *connector = &ast->output.dp501.connector; - int ret; - - ret = drm_encoder_init(dev, encoder, &ast_dp501_encoder_funcs, - DRM_MODE_ENCODER_TMDS, NULL); - if (ret) - return ret; - drm_encoder_helper_add(encoder, &ast_dp501_encoder_helper_funcs); - - encoder->possible_crtcs = drm_crtc_mask(crtc); - - ret = ast_dp501_connector_init(dev, connector); - if (ret) - return ret; - - ret = drm_connector_attach_encoder(connector, encoder); - if (ret) - return ret; - - return 0; -} - -/* - * ASPEED Display-Port Encoder - */ - -static const struct drm_encoder_funcs ast_astdp_encoder_funcs = { - .destroy = drm_encoder_cleanup, -}; - -static void ast_astdp_encoder_helper_atomic_mode_set(struct drm_encoder *encoder, - struct drm_crtc_state *crtc_state, - struct drm_connector_state *conn_state) -{ - struct drm_crtc *crtc = crtc_state->crtc; - struct ast_crtc_state *ast_crtc_state = to_ast_crtc_state(crtc_state); - struct ast_vbios_mode_info *vbios_mode_info = &ast_crtc_state->vbios_mode_info; - - ast_dp_set_mode(crtc, vbios_mode_info); -} - -static void ast_astdp_encoder_helper_atomic_enable(struct drm_encoder *encoder, - struct drm_atomic_state *state) -{ - struct drm_device *dev = encoder->dev; - struct ast_device *ast = to_ast_device(dev); - - ast_dp_power_on_off(dev, AST_DP_POWER_ON); - ast_wait_for_vretrace(ast); - ast_dp_set_on_off(dev, 1); -} - -static void ast_astdp_encoder_helper_atomic_disable(struct drm_encoder *encoder, - struct drm_atomic_state *state) -{ - struct drm_device *dev = encoder->dev; - - ast_dp_set_on_off(dev, 0); - ast_dp_power_on_off(dev, AST_DP_POWER_OFF); -} - -static const struct drm_encoder_helper_funcs ast_astdp_encoder_helper_funcs = { - .atomic_mode_set = ast_astdp_encoder_helper_atomic_mode_set, - .atomic_enable = ast_astdp_encoder_helper_atomic_enable, - .atomic_disable = ast_astdp_encoder_helper_atomic_disable, -}; - -/* - * ASPEED Display-Port Connector - */ - -static int ast_astdp_connector_helper_get_modes(struct drm_connector *connector) -{ - void *edid; - struct drm_device *dev = connector->dev; - struct ast_device *ast = to_ast_device(dev); - - int succ; - int count; - - edid = kmalloc(EDID_LENGTH, GFP_KERNEL); - if (!edid) - goto err_drm_connector_update_edid_property; - - /* - * Protect access to I/O registers from concurrent modesetting - * by acquiring the I/O-register lock. - */ - mutex_lock(&ast->modeset_lock); - - succ = ast_astdp_read_edid(connector->dev, edid); - if (succ < 0) - goto err_mutex_unlock; - - mutex_unlock(&ast->modeset_lock); - - drm_connector_update_edid_property(connector, edid); - count = drm_add_edid_modes(connector, edid); - kfree(edid); - - return count; - -err_mutex_unlock: - mutex_unlock(&ast->modeset_lock); - kfree(edid); -err_drm_connector_update_edid_property: - drm_connector_update_edid_property(connector, NULL); - return 0; -} - -static int ast_astdp_connector_helper_detect_ctx(struct drm_connector *connector, - struct drm_modeset_acquire_ctx *ctx, - bool force) -{ - struct drm_device *dev = connector->dev; - struct ast_device *ast = to_ast_device(connector->dev); - enum drm_connector_status status = connector_status_disconnected; - struct drm_connector_state *connector_state = connector->state; - bool is_active = false; - - mutex_lock(&ast->modeset_lock); - - if (connector_state && connector_state->crtc) { - struct drm_crtc_state *crtc_state = connector_state->crtc->state; - - if (crtc_state && crtc_state->active) - is_active = true; - } - - if (!is_active && !ast_dp_power_is_on(ast)) { - ast_dp_power_on_off(dev, true); - msleep(50); - } - - if (ast_astdp_is_connected(ast)) - status = connector_status_connected; - - if (!is_active && status == connector_status_disconnected) - ast_dp_power_on_off(dev, false); - - mutex_unlock(&ast->modeset_lock); - - return status; -} - -static const struct drm_connector_helper_funcs ast_astdp_connector_helper_funcs = { - .get_modes = ast_astdp_connector_helper_get_modes, - .detect_ctx = ast_astdp_connector_helper_detect_ctx, -}; - -static const struct drm_connector_funcs ast_astdp_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, -}; - -static int ast_astdp_connector_init(struct drm_device *dev, struct drm_connector *connector) -{ - int ret; - - ret = drm_connector_init(dev, connector, &ast_astdp_connector_funcs, - DRM_MODE_CONNECTOR_DisplayPort); - if (ret) - return ret; - - drm_connector_helper_add(connector, &ast_astdp_connector_helper_funcs); - - connector->interlace_allowed = 0; - connector->doublescan_allowed = 0; - - connector->polled = DRM_CONNECTOR_POLL_CONNECT | DRM_CONNECTOR_POLL_DISCONNECT; - - return 0; -} - -static int ast_astdp_output_init(struct ast_device *ast) -{ - struct drm_device *dev = &ast->base; - struct drm_crtc *crtc = &ast->crtc; - struct drm_encoder *encoder = &ast->output.astdp.encoder; - struct drm_connector *connector = &ast->output.astdp.connector; - int ret; - - ret = drm_encoder_init(dev, encoder, &ast_astdp_encoder_funcs, - DRM_MODE_ENCODER_TMDS, NULL); - if (ret) - return ret; - drm_encoder_helper_add(encoder, &ast_astdp_encoder_helper_funcs); - - encoder->possible_crtcs = drm_crtc_mask(crtc); - - ret = ast_astdp_connector_init(dev, connector); - if (ret) - return ret; - - ret = drm_connector_attach_encoder(connector, encoder); - if (ret) - return ret; - - return 0; -} - -/* - * BMC virtual Connector - */ - -static const struct drm_encoder_funcs ast_bmc_encoder_funcs = { - .destroy = drm_encoder_cleanup, -}; - -static int ast_bmc_connector_helper_detect_ctx(struct drm_connector *connector, - struct drm_modeset_acquire_ctx *ctx, - bool force) -{ - struct ast_bmc_connector *bmc_connector = to_ast_bmc_connector(connector); - struct drm_connector *physical_connector = bmc_connector->physical_connector; - - /* - * Most user-space compositors cannot handle more than one connected - * connector per CRTC. Hence, we only mark the BMC as connected if the - * physical connector is disconnected. If the physical connector's status - * is connected or unknown, the BMC remains disconnected. This has no - * effect on the output of the BMC. - * - * FIXME: Remove this logic once user-space compositors can handle more - * than one connector per CRTC. The BMC should always be connected. - */ - - if (physical_connector && physical_connector->status == connector_status_disconnected) - return connector_status_connected; - - return connector_status_disconnected; -} - -static int ast_bmc_connector_helper_get_modes(struct drm_connector *connector) -{ - return drm_add_modes_noedid(connector, 4096, 4096); -} - -static const struct drm_connector_helper_funcs ast_bmc_connector_helper_funcs = { - .get_modes = ast_bmc_connector_helper_get_modes, - .detect_ctx = ast_bmc_connector_helper_detect_ctx, -}; - -static const struct drm_connector_funcs ast_bmc_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, -}; - -static int ast_bmc_connector_init(struct drm_device *dev, - struct ast_bmc_connector *bmc_connector, - struct drm_connector *physical_connector) -{ - struct drm_connector *connector = &bmc_connector->base; - int ret; - - ret = drm_connector_init(dev, connector, &ast_bmc_connector_funcs, - DRM_MODE_CONNECTOR_VIRTUAL); - if (ret) - return ret; - - drm_connector_helper_add(connector, &ast_bmc_connector_helper_funcs); - - bmc_connector->physical_connector = physical_connector; - - return 0; -} - -static int ast_bmc_output_init(struct ast_device *ast, - struct drm_connector *physical_connector) -{ - struct drm_device *dev = &ast->base; - struct drm_crtc *crtc = &ast->crtc; - struct drm_encoder *encoder = &ast->output.bmc.encoder; - struct ast_bmc_connector *bmc_connector = &ast->output.bmc.bmc_connector; - struct drm_connector *connector = &bmc_connector->base; - int ret; - - ret = drm_encoder_init(dev, encoder, - &ast_bmc_encoder_funcs, - DRM_MODE_ENCODER_VIRTUAL, "ast_bmc"); - if (ret) - return ret; - encoder->possible_crtcs = drm_crtc_mask(crtc); - - ret = ast_bmc_connector_init(dev, bmc_connector, physical_connector); - if (ret) - return ret; - - ret = drm_connector_attach_encoder(connector, encoder); - if (ret) - return ret; - - return 0; -} - -/* * Mode config */ @@ -1926,7 +1358,6 @@ static const struct drm_mode_config_funcs ast_mode_config_funcs = { int ast_mode_config_init(struct ast_device *ast) { struct drm_device *dev = &ast->base; - struct drm_connector *physical_connector = NULL; int ret; ret = drmm_mutex_init(dev, &ast->modeset_lock); @@ -1971,29 +1402,22 @@ int ast_mode_config_init(struct ast_device *ast) ret = ast_vga_output_init(ast); if (ret) return ret; - physical_connector = &ast->output.vga.connector; } if (ast->tx_chip_types & AST_TX_SIL164_BIT) { ret = ast_sil164_output_init(ast); if (ret) return ret; - physical_connector = &ast->output.sil164.connector; } if (ast->tx_chip_types & AST_TX_DP501_BIT) { ret = ast_dp501_output_init(ast); if (ret) return ret; - physical_connector = &ast->output.dp501.connector; } if (ast->tx_chip_types & AST_TX_ASTDP_BIT) { ret = ast_astdp_output_init(ast); if (ret) return ret; - physical_connector = &ast->output.astdp.connector; } - ret = ast_bmc_output_init(ast, physical_connector); - if (ret) - return ret; drm_mode_config_reset(dev); |