From c6e14f40ba1c2d23be03f09ace4b4d78bfc066e4 Mon Sep 17 00:00:00 2001 From: Emily Deng Date: Mon, 8 Aug 2016 11:30:50 +0800 Subject: [PATCH] drm/amdgpu: Initialize dce_virtual_ip_funcs For virtual display feature, first need to initialize dce_virtual_ip_funcs, which will be used when set ip blocks. Signed-off-by: Emily Deng Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/Makefile | 3 +- drivers/gpu/drm/amd/amdgpu/amdgpu_display.c | 5 +- drivers/gpu/drm/amd/amdgpu/dce_virtual.c | 308 ++++++++++++++++++++ drivers/gpu/drm/amd/amdgpu/dce_virtual.h | 29 ++ 4 files changed, 343 insertions(+), 2 deletions(-) create mode 100644 drivers/gpu/drm/amd/amdgpu/dce_virtual.c create mode 100644 drivers/gpu/drm/amd/amdgpu/dce_virtual.h diff --git a/drivers/gpu/drm/amd/amdgpu/Makefile b/drivers/gpu/drm/amd/amdgpu/Makefile index c7fcdcedaadb..21dd7c00da15 100644 --- a/drivers/gpu/drm/amd/amdgpu/Makefile +++ b/drivers/gpu/drm/amd/amdgpu/Makefile @@ -58,7 +58,8 @@ amdgpu-y += \ # add DCE block amdgpu-y += \ dce_v10_0.o \ - dce_v11_0.o + dce_v11_0.o \ + dce_virtual.o # add GFX block amdgpu-y += \ diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c index 76f96028313d..abeb6aaf89a9 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c @@ -335,7 +335,7 @@ int amdgpu_crtc_set_config(struct drm_mode_set *set) return ret; } -static const char *encoder_names[38] = { +static const char *encoder_names[41] = { "NONE", "INTERNAL_LVDS", "INTERNAL_TMDS1", @@ -374,6 +374,9 @@ static const char *encoder_names[38] = { "TRAVIS", "INTERNAL_VCE", "INTERNAL_UNIPHY3", + "HDMI_ANX9805", + "INTERNAL_AMCLK", + "VIRTUAL", }; static const char *hpd_names[6] = { diff --git a/drivers/gpu/drm/amd/amdgpu/dce_virtual.c b/drivers/gpu/drm/amd/amdgpu/dce_virtual.c new file mode 100644 index 000000000000..953ee1a501a5 --- /dev/null +++ b/drivers/gpu/drm/amd/amdgpu/dce_virtual.c @@ -0,0 +1,308 @@ +/* + * Copyright 2014 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + */ +#include "drmP.h" +#include "amdgpu.h" +#include "amdgpu_pm.h" +#include "amdgpu_i2c.h" +#include "atom.h" +#include "amdgpu_atombios.h" +#include "atombios_crtc.h" +#include "atombios_encoders.h" +#include "amdgpu_pll.h" +#include "amdgpu_connectors.h" + +static void dce_virtual_set_display_funcs(struct amdgpu_device *adev); +static void dce_virtual_set_irq_funcs(struct amdgpu_device *adev); + +static const struct drm_crtc_funcs dce_virtual_crtc_funcs = { + .cursor_set2 = NULL, + .cursor_move = NULL, + .gamma_set = NULL, + .set_config = NULL, + .destroy = NULL, + .page_flip = NULL, +}; + +static const struct drm_crtc_helper_funcs dce_virtual_crtc_helper_funcs = { + .dpms = NULL, + .mode_fixup = NULL, + .mode_set = NULL, + .mode_set_base = NULL, + .mode_set_base_atomic = NULL, + .prepare = NULL, + .commit = NULL, + .load_lut = NULL, + .disable = NULL, +}; + +static int dce_virtual_crtc_init(struct amdgpu_device *adev, int index) +{ + struct amdgpu_crtc *amdgpu_crtc; + int i; + + amdgpu_crtc = kzalloc(sizeof(struct amdgpu_crtc) + + (AMDGPUFB_CONN_LIMIT * sizeof(struct drm_connector *)), GFP_KERNEL); + if (amdgpu_crtc == NULL) + return -ENOMEM; + + drm_crtc_init(adev->ddev, &amdgpu_crtc->base, &dce_virtual_crtc_funcs); + + drm_mode_crtc_set_gamma_size(&amdgpu_crtc->base, 256); + amdgpu_crtc->crtc_id = index; + adev->mode_info.crtcs[index] = amdgpu_crtc; + + for (i = 0; i < 256; i++) { + amdgpu_crtc->lut_r[i] = i << 2; + amdgpu_crtc->lut_g[i] = i << 2; + amdgpu_crtc->lut_b[i] = i << 2; + } + + amdgpu_crtc->pll_id = ATOM_PPLL_INVALID; + amdgpu_crtc->encoder = NULL; + amdgpu_crtc->connector = NULL; + drm_crtc_helper_add(&amdgpu_crtc->base, &dce_virtual_crtc_helper_funcs); + + return 0; +} + +static int dce_virtual_early_init(void *handle) +{ + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + + dce_virtual_set_display_funcs(adev); + dce_virtual_set_irq_funcs(adev); + + adev->mode_info.num_crtc = 1; + adev->mode_info.num_hpd = 1; + adev->mode_info.num_dig = 1; + return 0; +} + +static bool dce_virtual_get_connector_info(struct amdgpu_device *adev) +{ + struct amdgpu_i2c_bus_rec ddc_bus; + struct amdgpu_router router; + struct amdgpu_hpd hpd; + + /* look up gpio for ddc, hpd */ + ddc_bus.valid = false; + hpd.hpd = AMDGPU_HPD_NONE; + /* needed for aux chan transactions */ + ddc_bus.hpd = hpd.hpd; + + memset(&router, 0, sizeof(router)); + router.ddc_valid = false; + router.cd_valid = false; + amdgpu_display_add_connector(adev, + 0, + ATOM_DEVICE_CRT1_SUPPORT, + DRM_MODE_CONNECTOR_VIRTUAL, &ddc_bus, + CONNECTOR_OBJECT_ID_VIRTUAL, + &hpd, + &router); + + amdgpu_display_add_encoder(adev, ENCODER_VIRTUAL_ENUM_VIRTUAL, + ATOM_DEVICE_CRT1_SUPPORT, + 0); + + amdgpu_link_encoder_connector(adev->ddev); + + return true; +} + +static int dce_virtual_sw_init(void *handle) +{ + int r, i; + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + + r = amdgpu_irq_add_id(adev, 229, &adev->crtc_irq); + if (r) + return r; + + adev->ddev->mode_config.funcs = &amdgpu_mode_funcs; + + adev->ddev->mode_config.max_width = 16384; + adev->ddev->mode_config.max_height = 16384; + + adev->ddev->mode_config.preferred_depth = 24; + adev->ddev->mode_config.prefer_shadow = 1; + + adev->ddev->mode_config.fb_base = adev->mc.aper_base; + + r = amdgpu_modeset_create_props(adev); + if (r) + return r; + + adev->ddev->mode_config.max_width = 16384; + adev->ddev->mode_config.max_height = 16384; + + /* allocate crtcs */ + for (i = 0; i < adev->mode_info.num_crtc; i++) { + r = dce_virtual_crtc_init(adev, i); + if (r) + return r; + } + + dce_virtual_get_connector_info(adev); + amdgpu_print_display_setup(adev->ddev); + + drm_kms_helper_poll_init(adev->ddev); + + adev->mode_info.mode_config_initialized = true; + return 0; +} + +static int dce_virtual_sw_fini(void *handle) +{ + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + + kfree(adev->mode_info.bios_hardcoded_edid); + + drm_kms_helper_poll_fini(adev->ddev); + + drm_mode_config_cleanup(adev->ddev); + adev->mode_info.mode_config_initialized = false; + return 0; +} + +static int dce_virtual_hw_init(void *handle) +{ + return 0; +} + +static int dce_virtual_hw_fini(void *handle) +{ + return 0; +} + +static int dce_virtual_suspend(void *handle) +{ + return dce_virtual_hw_fini(handle); +} + +static int dce_virtual_resume(void *handle) +{ + int ret; + + ret = dce_virtual_hw_init(handle); + + return ret; +} + +static bool dce_virtual_is_idle(void *handle) +{ + return true; +} + +static int dce_virtual_wait_for_idle(void *handle) +{ + return 0; +} + +static int dce_virtual_soft_reset(void *handle) +{ + return 0; +} + +static int dce_virtual_set_clockgating_state(void *handle, + enum amd_clockgating_state state) +{ + return 0; +} + +static int dce_virtual_set_powergating_state(void *handle, + enum amd_powergating_state state) +{ + return 0; +} + +const struct amd_ip_funcs dce_virtual_ip_funcs = { + .name = "dce_virtual", + .early_init = dce_virtual_early_init, + .late_init = NULL, + .sw_init = dce_virtual_sw_init, + .sw_fini = dce_virtual_sw_fini, + .hw_init = dce_virtual_hw_init, + .hw_fini = dce_virtual_hw_fini, + .suspend = dce_virtual_suspend, + .resume = dce_virtual_resume, + .is_idle = dce_virtual_is_idle, + .wait_for_idle = dce_virtual_wait_for_idle, + .soft_reset = dce_virtual_soft_reset, + .set_clockgating_state = dce_virtual_set_clockgating_state, + .set_powergating_state = dce_virtual_set_powergating_state, +}; + +static const struct amdgpu_display_funcs dce_virtual_display_funcs = { + .set_vga_render_state = NULL, + .bandwidth_update = NULL, + .vblank_get_counter = NULL, + .vblank_wait = NULL, + .is_display_hung = NULL, + .backlight_set_level = NULL, + .backlight_get_level = NULL, + .hpd_sense = NULL, + .hpd_set_polarity = NULL, + .hpd_get_gpio_reg = NULL, + .page_flip = NULL, + .page_flip_get_scanoutpos = NULL, + .add_encoder = NULL, + .add_connector = &amdgpu_connector_add, + .stop_mc_access = NULL, + .resume_mc_access = NULL, +}; + +static void dce_virtual_set_display_funcs(struct amdgpu_device *adev) +{ + if (adev->mode_info.funcs == NULL) + adev->mode_info.funcs = &dce_virtual_display_funcs; +} + +static const struct amdgpu_irq_src_funcs dce_virtual_crtc_irq_funcs = { + .set = NULL, + .process = NULL, +}; + +static const struct amdgpu_irq_src_funcs dce_virtual_pageflip_irq_funcs = { + .set = NULL, + .process = NULL, +}; + +static const struct amdgpu_irq_src_funcs dce_virtual_hpd_irq_funcs = { + .set = NULL, + .process = NULL, +}; + +static void dce_virtual_set_irq_funcs(struct amdgpu_device *adev) +{ + adev->crtc_irq.num_types = AMDGPU_CRTC_IRQ_LAST; + adev->crtc_irq.funcs = &dce_virtual_crtc_irq_funcs; + + adev->pageflip_irq.num_types = AMDGPU_PAGEFLIP_IRQ_LAST; + adev->pageflip_irq.funcs = &dce_virtual_pageflip_irq_funcs; + + adev->hpd_irq.num_types = AMDGPU_HPD_LAST; + adev->hpd_irq.funcs = &dce_virtual_hpd_irq_funcs; +} + + diff --git a/drivers/gpu/drm/amd/amdgpu/dce_virtual.h b/drivers/gpu/drm/amd/amdgpu/dce_virtual.h new file mode 100644 index 000000000000..d205d7f6f6ab --- /dev/null +++ b/drivers/gpu/drm/amd/amdgpu/dce_virtual.h @@ -0,0 +1,29 @@ +/* + * Copyright 2014 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + */ + +#ifndef __DCE_VIRTUAL_H__ +#define __DCE_VIRTUAL_H__ + +extern const struct amd_ip_funcs dce_virtual_ip_funcs; +#endif + -- 2.30.2