diff options
author | Thomas Zimmermann <tzimmermann@suse.de> | 2024-08-05 15:05:57 +0200 |
---|---|---|
committer | Thomas Zimmermann <tzimmermann@suse.de> | 2024-08-09 08:13:45 +0200 |
commit | f5510726608fa035bdd2f1fc167cf4a0f7bee22b (patch) | |
tree | 2946cb6d72b2f48c6aedd572506e4df14d71f570 | |
parent | drm/vkms: Fix cpu_to_le16()/le16_to_cpu() warnings (diff) | |
download | linux-f5510726608fa035bdd2f1fc167cf4a0f7bee22b.tar.xz linux-f5510726608fa035bdd2f1fc167cf4a0f7bee22b.zip |
drm/mgag200: Add VGA-BMC output
Duplicate VGA output to VGA-BMC output and update all code for Matrox
server chips. The new output represents a VGA output that has a BMC
attached to it. No functional changes so far.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Jocelyn Falempe <jfalempe@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240805130622.63458-2-tzimmermann@suse.de
-rw-r--r-- | drivers/gpu/drm/mgag200/Makefile | 1 | ||||
-rw-r--r-- | drivers/gpu/drm/mgag200/mgag200_drv.h | 3 | ||||
-rw-r--r-- | drivers/gpu/drm/mgag200/mgag200_g200eh.c | 2 | ||||
-rw-r--r-- | drivers/gpu/drm/mgag200/mgag200_g200eh3.c | 2 | ||||
-rw-r--r-- | drivers/gpu/drm/mgag200/mgag200_g200er.c | 2 | ||||
-rw-r--r-- | drivers/gpu/drm/mgag200/mgag200_g200ev.c | 2 | ||||
-rw-r--r-- | drivers/gpu/drm/mgag200/mgag200_g200ew3.c | 2 | ||||
-rw-r--r-- | drivers/gpu/drm/mgag200/mgag200_g200se.c | 2 | ||||
-rw-r--r-- | drivers/gpu/drm/mgag200/mgag200_g200wb.c | 2 | ||||
-rw-r--r-- | drivers/gpu/drm/mgag200/mgag200_vga_bmc.c | 72 |
10 files changed, 83 insertions, 7 deletions
diff --git a/drivers/gpu/drm/mgag200/Makefile b/drivers/gpu/drm/mgag200/Makefile index d1b25f9f6586..5a02203fad12 100644 --- a/drivers/gpu/drm/mgag200/Makefile +++ b/drivers/gpu/drm/mgag200/Makefile @@ -12,6 +12,7 @@ mgag200-y := \ mgag200_g200se.o \ mgag200_g200wb.o \ mgag200_mode.o \ + mgag200_vga_bmc.o \ mgag200_vga.o obj-$(CONFIG_DRM_MGAG200) += mgag200.o diff --git a/drivers/gpu/drm/mgag200/mgag200_drv.h b/drivers/gpu/drm/mgag200/mgag200_drv.h index 8df3c84d2405..1301d3066a49 100644 --- a/drivers/gpu/drm/mgag200/mgag200_drv.h +++ b/drivers/gpu/drm/mgag200/mgag200_drv.h @@ -437,6 +437,9 @@ 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_vga_bmc.c */ +int mgag200_vga_bmc_output_init(struct mga_device *mdev); + /* mgag200_vga.c */ int mgag200_vga_output_init(struct mga_device *mdev); diff --git a/drivers/gpu/drm/mgag200/mgag200_g200eh.c b/drivers/gpu/drm/mgag200/mgag200_g200eh.c index 72bd8e3421c2..1824c0e59c03 100644 --- a/drivers/gpu/drm/mgag200/mgag200_g200eh.c +++ b/drivers/gpu/drm/mgag200/mgag200_g200eh.c @@ -215,7 +215,7 @@ static int mgag200_g200eh_pipeline_init(struct mga_device *mdev) drm_mode_crtc_set_gamma_size(crtc, MGAG200_LUT_SIZE); drm_crtc_enable_color_mgmt(crtc, 0, false, MGAG200_LUT_SIZE); - ret = mgag200_vga_output_init(mdev); + ret = mgag200_vga_bmc_output_init(mdev); if (ret) return ret; diff --git a/drivers/gpu/drm/mgag200/mgag200_g200eh3.c b/drivers/gpu/drm/mgag200/mgag200_g200eh3.c index 1bbb0745b84a..9cb2a165e460 100644 --- a/drivers/gpu/drm/mgag200/mgag200_g200eh3.c +++ b/drivers/gpu/drm/mgag200/mgag200_g200eh3.c @@ -119,7 +119,7 @@ static int mgag200_g200eh3_pipeline_init(struct mga_device *mdev) drm_mode_crtc_set_gamma_size(crtc, MGAG200_LUT_SIZE); drm_crtc_enable_color_mgmt(crtc, 0, false, MGAG200_LUT_SIZE); - ret = mgag200_vga_output_init(mdev); + ret = mgag200_vga_bmc_output_init(mdev); if (ret) return ret; diff --git a/drivers/gpu/drm/mgag200/mgag200_g200er.c b/drivers/gpu/drm/mgag200/mgag200_g200er.c index e65d59173939..e0f7816ad87a 100644 --- a/drivers/gpu/drm/mgag200/mgag200_g200er.c +++ b/drivers/gpu/drm/mgag200/mgag200_g200er.c @@ -258,7 +258,7 @@ static int mgag200_g200er_pipeline_init(struct mga_device *mdev) drm_mode_crtc_set_gamma_size(crtc, MGAG200_LUT_SIZE); drm_crtc_enable_color_mgmt(crtc, 0, false, MGAG200_LUT_SIZE); - ret = mgag200_vga_output_init(mdev); + ret = mgag200_vga_bmc_output_init(mdev); if (ret) return ret; diff --git a/drivers/gpu/drm/mgag200/mgag200_g200ev.c b/drivers/gpu/drm/mgag200/mgag200_g200ev.c index a4890b496050..a2c683f82127 100644 --- a/drivers/gpu/drm/mgag200/mgag200_g200ev.c +++ b/drivers/gpu/drm/mgag200/mgag200_g200ev.c @@ -259,7 +259,7 @@ static int mgag200_g200ev_pipeline_init(struct mga_device *mdev) drm_mode_crtc_set_gamma_size(crtc, MGAG200_LUT_SIZE); drm_crtc_enable_color_mgmt(crtc, 0, false, MGAG200_LUT_SIZE); - ret = mgag200_vga_output_init(mdev); + ret = mgag200_vga_bmc_output_init(mdev); if (ret) return ret; diff --git a/drivers/gpu/drm/mgag200/mgag200_g200ew3.c b/drivers/gpu/drm/mgag200/mgag200_g200ew3.c index fbaa97c7e0da..7a2806be2d2e 100644 --- a/drivers/gpu/drm/mgag200/mgag200_g200ew3.c +++ b/drivers/gpu/drm/mgag200/mgag200_g200ew3.c @@ -128,7 +128,7 @@ static int mgag200_g200ew3_pipeline_init(struct mga_device *mdev) drm_mode_crtc_set_gamma_size(crtc, MGAG200_LUT_SIZE); drm_crtc_enable_color_mgmt(crtc, 0, false, MGAG200_LUT_SIZE); - ret = mgag200_vga_output_init(mdev); + ret = mgag200_vga_bmc_output_init(mdev); if (ret) return ret; diff --git a/drivers/gpu/drm/mgag200/mgag200_g200se.c b/drivers/gpu/drm/mgag200/mgag200_g200se.c index fcb97e4253c4..b83f3f31ed0e 100644 --- a/drivers/gpu/drm/mgag200/mgag200_g200se.c +++ b/drivers/gpu/drm/mgag200/mgag200_g200se.c @@ -390,7 +390,7 @@ static int mgag200_g200se_pipeline_init(struct mga_device *mdev) drm_mode_crtc_set_gamma_size(crtc, MGAG200_LUT_SIZE); drm_crtc_enable_color_mgmt(crtc, 0, false, MGAG200_LUT_SIZE); - ret = mgag200_vga_output_init(mdev); + ret = mgag200_vga_bmc_output_init(mdev); if (ret) return ret; diff --git a/drivers/gpu/drm/mgag200/mgag200_g200wb.c b/drivers/gpu/drm/mgag200/mgag200_g200wb.c index 33ef35c95acb..cb971ca5e306 100644 --- a/drivers/gpu/drm/mgag200/mgag200_g200wb.c +++ b/drivers/gpu/drm/mgag200/mgag200_g200wb.c @@ -262,7 +262,7 @@ static int mgag200_g200wb_pipeline_init(struct mga_device *mdev) drm_mode_crtc_set_gamma_size(crtc, MGAG200_LUT_SIZE); drm_crtc_enable_color_mgmt(crtc, 0, false, MGAG200_LUT_SIZE); - ret = mgag200_vga_output_init(mdev); + ret = mgag200_vga_bmc_output_init(mdev); if (ret) return ret; diff --git a/drivers/gpu/drm/mgag200/mgag200_vga_bmc.c b/drivers/gpu/drm/mgag200/mgag200_vga_bmc.c new file mode 100644 index 000000000000..b6b90632b3c6 --- /dev/null +++ b/drivers/gpu/drm/mgag200/mgag200_vga_bmc.c @@ -0,0 +1,72 @@ +// SPDX-License-Identifier: GPL-2.0-only + +#include <drm/drm_atomic_helper.h> +#include <drm/drm_modeset_helper_vtables.h> +#include <drm/drm_probe_helper.h> + +#include "mgag200_ddc.h" +#include "mgag200_drv.h" + +static const struct drm_encoder_funcs mgag200_dac_encoder_funcs = { + .destroy = drm_encoder_cleanup +}; + +static const struct drm_connector_helper_funcs mgag200_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 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 +}; + +int mgag200_vga_bmc_output_init(struct mga_device *mdev) +{ + struct drm_device *dev = &mdev->base; + struct drm_crtc *crtc = &mdev->crtc; + struct drm_encoder *encoder; + struct drm_connector *connector; + struct i2c_adapter *ddc; + int ret; + + encoder = &mdev->output.vga.encoder; + ret = drm_encoder_init(dev, encoder, &mgag200_dac_encoder_funcs, + DRM_MODE_ENCODER_DAC, NULL); + if (ret) { + drm_err(dev, "drm_encoder_init() failed: %d\n", ret); + return ret; + } + encoder->possible_crtcs = drm_crtc_mask(crtc); + + ddc = mgag200_ddc_create(mdev); + if (IS_ERR(ddc)) { + ret = PTR_ERR(ddc); + drm_err(dev, "failed to add DDC bus: %d\n", ret); + return ret; + } + + connector = &mdev->output.vga.connector; + ret = drm_connector_init_with_ddc(dev, connector, + &mgag200_vga_connector_funcs, + DRM_MODE_CONNECTOR_VGA, ddc); + if (ret) { + drm_err(dev, "drm_connector_init_with_ddc() failed: %d\n", ret); + return ret; + } + drm_connector_helper_add(connector, &mgag200_vga_connector_helper_funcs); + + connector->polled = DRM_CONNECTOR_POLL_CONNECT | + DRM_CONNECTOR_POLL_DISCONNECT; + + ret = drm_connector_attach_encoder(connector, encoder); + if (ret) { + drm_err(dev, "drm_connector_attach_encoder() failed: %d\n", ret); + return ret; + } + + return 0; +} |