diff options
Diffstat (limited to 'drivers/gpu/drm/ast')
| -rw-r--r-- | drivers/gpu/drm/ast/Makefile | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/ast/ast_cursor.c | 309 | ||||
| -rw-r--r-- | drivers/gpu/drm/ast/ast_dp.c | 265 | ||||
| -rw-r--r-- | drivers/gpu/drm/ast/ast_drv.c | 8 | ||||
| -rw-r--r-- | drivers/gpu/drm/ast/ast_drv.h | 73 | ||||
| -rw-r--r-- | drivers/gpu/drm/ast/ast_main.c | 215 | ||||
| -rw-r--r-- | drivers/gpu/drm/ast/ast_mode.c | 588 | ||||
| -rw-r--r-- | drivers/gpu/drm/ast/ast_post.c | 51 | ||||
| -rw-r--r-- | drivers/gpu/drm/ast/ast_reg.h | 31 | ||||
| -rw-r--r-- | drivers/gpu/drm/ast/ast_tables.h | 187 | ||||
| -rw-r--r-- | drivers/gpu/drm/ast/ast_vbios.c | 241 | ||||
| -rw-r--r-- | drivers/gpu/drm/ast/ast_vbios.h | 108 |
12 files changed, 1172 insertions, 906 deletions
diff --git a/drivers/gpu/drm/ast/Makefile b/drivers/gpu/drm/ast/Makefile index 47da848fa3fc..8d09ba5d5889 100644 --- a/drivers/gpu/drm/ast/Makefile +++ b/drivers/gpu/drm/ast/Makefile @@ -4,6 +4,7 @@ # Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher. ast-y := \ + ast_cursor.o \ ast_ddc.o \ ast_dp501.o \ ast_dp.o \ @@ -13,6 +14,7 @@ ast-y := \ ast_mode.o \ ast_post.o \ ast_sil164.o \ + ast_vbios.o \ ast_vga.o obj-$(CONFIG_DRM_AST) := ast.o diff --git a/drivers/gpu/drm/ast/ast_cursor.c b/drivers/gpu/drm/ast/ast_cursor.c new file mode 100644 index 000000000000..139ab00dee8f --- /dev/null +++ b/drivers/gpu/drm/ast/ast_cursor.c @@ -0,0 +1,309 @@ +// SPDX-License-Identifier: MIT +/* + * 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, sub license, 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 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 NON-INFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS 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. + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + */ + +#include <linux/bits.h> +#include <linux/sizes.h> + +#include <drm/drm_atomic.h> +#include <drm/drm_damage_helper.h> +#include <drm/drm_format_helper.h> +#include <drm/drm_gem_atomic_helper.h> +#include <drm/drm_print.h> + +#include "ast_drv.h" + +/* + * Hardware cursor + */ + +/* define for signature structure */ +#define AST_HWC_SIGNATURE_CHECKSUM 0x00 +#define AST_HWC_SIGNATURE_SizeX 0x04 +#define AST_HWC_SIGNATURE_SizeY 0x08 +#define AST_HWC_SIGNATURE_X 0x0C +#define AST_HWC_SIGNATURE_Y 0x10 +#define AST_HWC_SIGNATURE_HOTSPOTX 0x14 +#define AST_HWC_SIGNATURE_HOTSPOTY 0x18 + +static u32 ast_cursor_calculate_checksum(const void *src, unsigned int width, unsigned int height) +{ + u32 csum = 0; + unsigned int one_pixel_copy = width & BIT(0); + unsigned int two_pixel_copy = width - one_pixel_copy; + unsigned int trailing_bytes = (AST_MAX_HWC_WIDTH - width) * sizeof(u16); + unsigned int x, y; + + for (y = 0; y < height; y++) { + for (x = 0; x < two_pixel_copy; x += 2) { + const u32 *src32 = (const u32 *)src; + + csum += *src32; + src += SZ_4; + } + if (one_pixel_copy) { + const u16 *src16 = (const u16 *)src; + + csum += *src16; + src += SZ_2; + } + src += trailing_bytes; + } + + return csum; +} + +static void ast_set_cursor_image(struct ast_device *ast, const u8 *src, + unsigned int width, unsigned int height) +{ + u8 __iomem *dst = ast->cursor_plane.base.vaddr; + u32 csum; + + csum = ast_cursor_calculate_checksum(src, width, height); + + /* write pixel data */ + memcpy_toio(dst, src, AST_HWC_SIZE); + + /* write checksum + signature */ + dst += AST_HWC_SIZE; + writel(csum, dst); + writel(width, dst + AST_HWC_SIGNATURE_SizeX); + writel(height, dst + AST_HWC_SIGNATURE_SizeY); + writel(0, dst + AST_HWC_SIGNATURE_HOTSPOTX); + writel(0, dst + AST_HWC_SIGNATURE_HOTSPOTY); +} + +static void ast_set_cursor_base(struct ast_device *ast, u64 address) +{ + u8 addr0 = (address >> 3) & 0xff; + u8 addr1 = (address >> 11) & 0xff; + u8 addr2 = (address >> 19) & 0xff; + + ast_set_index_reg(ast, AST_IO_VGACRI, 0xc8, addr0); + ast_set_index_reg(ast, AST_IO_VGACRI, 0xc9, addr1); + ast_set_index_reg(ast, AST_IO_VGACRI, 0xca, addr2); +} + +static void ast_set_cursor_location(struct ast_device *ast, u16 x, u16 y, + u8 x_offset, u8 y_offset) +{ + u8 x0 = (x & 0x00ff); + u8 x1 = (x & 0x0f00) >> 8; + u8 y0 = (y & 0x00ff); + u8 y1 = (y & 0x0700) >> 8; + + ast_set_index_reg(ast, AST_IO_VGACRI, 0xc2, x_offset); + ast_set_index_reg(ast, AST_IO_VGACRI, 0xc3, y_offset); + ast_set_index_reg(ast, AST_IO_VGACRI, 0xc4, x0); + ast_set_index_reg(ast, AST_IO_VGACRI, 0xc5, x1); + ast_set_index_reg(ast, AST_IO_VGACRI, 0xc6, y0); + ast_set_index_reg(ast, AST_IO_VGACRI, 0xc7, y1); +} + +static void ast_set_cursor_enabled(struct ast_device *ast, bool enabled) +{ + static const u8 mask = (u8)~(AST_IO_VGACRCB_HWC_16BPP | + AST_IO_VGACRCB_HWC_ENABLED); + + u8 vgacrcb = AST_IO_VGACRCB_HWC_16BPP; + + if (enabled) + vgacrcb |= AST_IO_VGACRCB_HWC_ENABLED; + + ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xcb, mask, vgacrcb); +} + +/* + * Cursor plane + */ + +static const uint32_t ast_cursor_plane_formats[] = { + DRM_FORMAT_ARGB4444, + DRM_FORMAT_ARGB8888, +}; + +static int ast_cursor_plane_helper_atomic_check(struct drm_plane *plane, + struct drm_atomic_state *state) +{ + struct drm_plane_state *new_plane_state = drm_atomic_get_new_plane_state(state, plane); + struct drm_framebuffer *new_fb = new_plane_state->fb; + struct drm_crtc_state *new_crtc_state = NULL; + int ret; + + if (new_plane_state->crtc) + new_crtc_state = drm_atomic_get_new_crtc_state(state, new_plane_state->crtc); + + ret = drm_atomic_helper_check_plane_state(new_plane_state, new_crtc_state, + DRM_PLANE_NO_SCALING, + DRM_PLANE_NO_SCALING, + true, true); + if (ret || !new_plane_state->visible) + return ret; + + if (new_fb->width > AST_MAX_HWC_WIDTH || new_fb->height > AST_MAX_HWC_HEIGHT) + return -EINVAL; + + return 0; +} + +static void ast_cursor_plane_helper_atomic_update(struct drm_plane *plane, + struct drm_atomic_state *state) +{ + struct ast_cursor_plane *ast_cursor_plane = to_ast_cursor_plane(plane); + struct ast_plane *ast_plane = to_ast_plane(plane); + struct drm_plane_state *plane_state = drm_atomic_get_new_plane_state(state, plane); + struct drm_shadow_plane_state *shadow_plane_state = to_drm_shadow_plane_state(plane_state); + struct drm_framebuffer *fb = plane_state->fb; + struct drm_plane_state *old_plane_state = drm_atomic_get_old_plane_state(state, plane); + struct ast_device *ast = to_ast_device(plane->dev); + struct drm_rect damage; + u64 dst_off = ast_plane->offset; + u8 __iomem *dst = ast_plane->vaddr; /* TODO: Use mapping abstraction properly */ + u8 __iomem *sig = dst + AST_HWC_SIZE; /* TODO: Use mapping abstraction properly */ + unsigned int offset_x, offset_y; + u16 x, y; + u8 x_offset, y_offset; + + /* + * Do data transfer to hardware buffer and point the scanout + * engine to the offset. + */ + + if (drm_atomic_helper_damage_merged(old_plane_state, plane_state, &damage)) { + u8 *argb4444; + + switch (fb->format->format) { + case DRM_FORMAT_ARGB4444: + argb4444 = shadow_plane_state->data[0].vaddr; + break; + default: + argb4444 = ast_cursor_plane->argb4444; + { + struct iosys_map argb4444_dst[DRM_FORMAT_MAX_PLANES] = { + IOSYS_MAP_INIT_VADDR(argb4444), + }; + unsigned int argb4444_dst_pitch[DRM_FORMAT_MAX_PLANES] = { + AST_HWC_PITCH, + }; + + drm_fb_argb8888_to_argb4444(argb4444_dst, argb4444_dst_pitch, + shadow_plane_state->data, fb, &damage, + &shadow_plane_state->fmtcnv_state); + } + break; + } + ast_set_cursor_image(ast, argb4444, fb->width, fb->height); + ast_set_cursor_base(ast, dst_off); + } + + /* + * Update location in HWC signature and registers. + */ + + writel(plane_state->crtc_x, sig + AST_HWC_SIGNATURE_X); + writel(plane_state->crtc_y, sig + AST_HWC_SIGNATURE_Y); + + offset_x = AST_MAX_HWC_WIDTH - fb->width; + offset_y = AST_MAX_HWC_HEIGHT - fb->height; + + if (plane_state->crtc_x < 0) { + x_offset = (-plane_state->crtc_x) + offset_x; + x = 0; + } else { + x_offset = offset_x; + x = plane_state->crtc_x; + } + if (plane_state->crtc_y < 0) { + y_offset = (-plane_state->crtc_y) + offset_y; + y = 0; + } else { + y_offset = offset_y; + y = plane_state->crtc_y; + } + + ast_set_cursor_location(ast, x, y, x_offset, y_offset); + + /* Dummy write to enable HWC and make the HW pick-up the changes. */ + ast_set_cursor_enabled(ast, true); +} + +static void ast_cursor_plane_helper_atomic_disable(struct drm_plane *plane, + struct drm_atomic_state *state) +{ + struct ast_device *ast = to_ast_device(plane->dev); + + ast_set_cursor_enabled(ast, false); +} + +static const struct drm_plane_helper_funcs ast_cursor_plane_helper_funcs = { + DRM_GEM_SHADOW_PLANE_HELPER_FUNCS, + .atomic_check = ast_cursor_plane_helper_atomic_check, + .atomic_update = ast_cursor_plane_helper_atomic_update, + .atomic_disable = ast_cursor_plane_helper_atomic_disable, +}; + +static const struct drm_plane_funcs ast_cursor_plane_funcs = { + .update_plane = drm_atomic_helper_update_plane, + .disable_plane = drm_atomic_helper_disable_plane, + .destroy = drm_plane_cleanup, + DRM_GEM_SHADOW_PLANE_FUNCS, +}; + +int ast_cursor_plane_init(struct ast_device *ast) +{ + struct drm_device *dev = &ast->base; + struct ast_cursor_plane *ast_cursor_plane = &ast->cursor_plane; + struct ast_plane *ast_plane = &ast_cursor_plane->base; + struct drm_plane *cursor_plane = &ast_plane->base; + size_t size; + void __iomem *vaddr; + u64 offset; + int ret; + + /* + * Allocate backing storage for cursors. The BOs are permanently + * pinned to the top end of the VRAM. + */ + + size = roundup(AST_HWC_SIZE + AST_HWC_SIGNATURE_SIZE, PAGE_SIZE); + + if (ast->vram_fb_available < size) + return -ENOMEM; + + vaddr = ast->vram + ast->vram_fb_available - size; + offset = ast->vram_fb_available - size; + + ret = ast_plane_init(dev, ast_plane, vaddr, offset, size, + 0x01, &ast_cursor_plane_funcs, + ast_cursor_plane_formats, ARRAY_SIZE(ast_cursor_plane_formats), + NULL, DRM_PLANE_TYPE_CURSOR); + if (ret) { + drm_err(dev, "ast_plane_init() failed: %d\n", ret); + return ret; + } + drm_plane_helper_add(cursor_plane, &ast_cursor_plane_helper_funcs); + drm_plane_enable_fb_damage_clips(cursor_plane); + + ast->vram_fb_available -= size; + + return 0; +} diff --git a/drivers/gpu/drm/ast/ast_dp.c b/drivers/gpu/drm/ast/ast_dp.c index b9eb67e3fa90..19c04687b0fe 100644 --- a/drivers/gpu/drm/ast/ast_dp.c +++ b/drivers/gpu/drm/ast/ast_dp.c @@ -5,6 +5,7 @@ #include <linux/firmware.h> #include <linux/delay.h> +#include <drm/drm_atomic.h> #include <drm/drm_atomic_state_helper.h> #include <drm/drm_edid.h> #include <drm/drm_modeset_helper_vtables.h> @@ -12,11 +13,71 @@ #include <drm/drm_probe_helper.h> #include "ast_drv.h" +#include "ast_vbios.h" + +struct ast_astdp_mode_index_table_entry { + unsigned int hdisplay; + unsigned int vdisplay; + unsigned int mode_index; +}; + +/* FIXME: Do refresh rate and flags actually matter? */ +static const struct ast_astdp_mode_index_table_entry ast_astdp_mode_index_table[] = { + { 320, 240, ASTDP_320x240_60 }, + { 400, 300, ASTDP_400x300_60 }, + { 512, 384, ASTDP_512x384_60 }, + { 640, 480, ASTDP_640x480_60 }, + { 800, 600, ASTDP_800x600_56 }, + { 1024, 768, ASTDP_1024x768_60 }, + { 1152, 864, ASTDP_1152x864_75 }, + { 1280, 800, ASTDP_1280x800_60_RB }, + { 1280, 1024, ASTDP_1280x1024_60 }, + { 1360, 768, ASTDP_1366x768_60 }, // same as 1366x786 + { 1366, 768, ASTDP_1366x768_60 }, + { 1440, 900, ASTDP_1440x900_60_RB }, + { 1600, 900, ASTDP_1600x900_60_RB }, + { 1600, 1200, ASTDP_1600x1200_60 }, + { 1680, 1050, ASTDP_1680x1050_60_RB }, + { 1920, 1080, ASTDP_1920x1080_60 }, + { 1920, 1200, ASTDP_1920x1200_60 }, + { 0 } +}; + +struct ast_astdp_connector_state { + struct drm_connector_state base; + + int mode_index; +}; + +static struct ast_astdp_connector_state * +to_ast_astdp_connector_state(const struct drm_connector_state *state) +{ + return container_of(state, struct ast_astdp_connector_state, base); +} + +static int ast_astdp_get_mode_index(unsigned int hdisplay, unsigned int vdisplay) +{ + const struct ast_astdp_mode_index_table_entry *entry = ast_astdp_mode_index_table; + + while (entry->hdisplay && entry->vdisplay) { + if (entry->hdisplay == hdisplay && entry->vdisplay == vdisplay) + return entry->mode_index; + ++entry; + } + + return -EINVAL; +} static bool ast_astdp_is_connected(struct ast_device *ast) { if (!ast_get_index_reg_mask(ast, AST_IO_VGACRI, 0xDF, AST_IO_VGACRDF_HPD)) return false; + /* + * HPD might be set even if no monitor is connected, so also check that + * the link training was successful. + */ + if (!ast_get_index_reg_mask(ast, AST_IO_VGACRI, 0xDC, AST_IO_VGACRDC_LINK_SUCCESS)) + return false; return true; } @@ -221,80 +282,6 @@ static void ast_dp_set_enable(struct ast_device *ast, bool enabled) drm_WARN_ON(dev, !__ast_dp_wait_enable(ast, enabled)); } -static void ast_dp_set_mode(struct drm_crtc *crtc, struct ast_vbios_mode_info *vbios_mode) -{ - struct ast_device *ast = to_ast_device(crtc->dev); - - u32 ulRefreshRateIndex; - u8 ModeIdx; - - ulRefreshRateIndex = vbios_mode->enh_table->refresh_rate_index - 1; - - switch (crtc->mode.crtc_hdisplay) { - case 320: - ModeIdx = ASTDP_320x240_60; - break; - case 400: - ModeIdx = ASTDP_400x300_60; - break; - case 512: - ModeIdx = ASTDP_512x384_60; - break; - case 640: - ModeIdx = (ASTDP_640x480_60 + (u8) ulRefreshRateIndex); - break; - case 800: - ModeIdx = (ASTDP_800x600_56 + (u8) ulRefreshRateIndex); - break; - case 1024: - ModeIdx = (ASTDP_1024x768_60 + (u8) ulRefreshRateIndex); - break; - case 1152: - ModeIdx = ASTDP_1152x864_75; - break; - case 1280: - if (crtc->mode.crtc_vdisplay == 800) - ModeIdx = (ASTDP_1280x800_60_RB - (u8) ulRefreshRateIndex); - else // 1024 - ModeIdx = (ASTDP_1280x1024_60 + (u8) ulRefreshRateIndex); - break; - case 1360: - case 1366: - ModeIdx = ASTDP_1366x768_60; - break; - case 1440: - ModeIdx = (ASTDP_1440x900_60_RB - (u8) ulRefreshRateIndex); - break; - case 1600: - if (crtc->mode.crtc_vdisplay == 900) - ModeIdx = (ASTDP_1600x900_60_RB - (u8) ulRefreshRateIndex); - else //1200 - ModeIdx = ASTDP_1600x1200_60; - break; - case 1680: - ModeIdx = (ASTDP_1680x1050_60_RB - (u8) ulRefreshRateIndex); - break; - case 1920: - if (crtc->mode.crtc_vdisplay == 1080) - ModeIdx = ASTDP_1920x1080_60; - else //1200 - ModeIdx = ASTDP_1920x1200_60; - break; - default: - return; - } - - /* - * CRE0[7:0]: MISC0 ((0x00: 18-bpp) or (0x20: 24-bpp) - * CRE1[7:0]: MISC1 (default: 0x00) - * CRE2[7:0]: video format index (0x00 ~ 0x20 or 0x40 ~ 0x50) - */ - ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xE0, ASTDP_AND_CLEAR_MASK, - ASTDP_MISC0_24bpp); - ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xE1, ASTDP_AND_CLEAR_MASK, ASTDP_MISC1); - ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xE2, ASTDP_AND_CLEAR_MASK, ModeIdx); -} - static void ast_wait_for_vretrace(struct ast_device *ast) { unsigned long timeout = jiffies + HZ; @@ -313,15 +300,62 @@ static const struct drm_encoder_funcs ast_astdp_encoder_funcs = { .destroy = drm_encoder_cleanup, }; +static enum drm_mode_status +ast_astdp_encoder_helper_mode_valid(struct drm_encoder *encoder, + const struct drm_display_mode *mode) +{ + int res; + + res = ast_astdp_get_mode_index(mode->hdisplay, mode->vdisplay); + if (res < 0) + return MODE_NOMODE; + + return MODE_OK; +} + 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 drm_device *dev = encoder->dev; + struct ast_device *ast = to_ast_device(dev); 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; + const struct ast_vbios_enhtable *vmode = ast_crtc_state->vmode; + struct ast_astdp_connector_state *astdp_conn_state = + to_ast_astdp_connector_state(conn_state); + int mode_index = astdp_conn_state->mode_index; + u8 refresh_rate_index; + u8 vgacre0, vgacre1, vgacre2; + + if (drm_WARN_ON(dev, vmode->refresh_rate_index < 1 || vmode->refresh_rate_index > 255)) + return; + refresh_rate_index = vmode->refresh_rate_index - 1; + + /* FIXME: Why are we doing this? */ + switch (mode_index) { + case ASTDP_1280x800_60_RB: + case ASTDP_1440x900_60_RB: + case ASTDP_1600x900_60_RB: + case ASTDP_1680x1050_60_RB: + mode_index = (u8)(mode_index - (u8)refresh_rate_index); + break; + default: + mode_index = (u8)(mode_index + (u8)refresh_rate_index); + break; + } - ast_dp_set_mode(crtc, vbios_mode_info); + /* + * CRE0[7:0]: MISC0 ((0x00: 18-bpp) or (0x20: 24-bpp) + * CRE1[7:0]: MISC1 (default: 0x00) + * CRE2[7:0]: video format index (0x00 ~ 0x20 or 0x40 ~ 0x50) + */ + vgacre0 = AST_IO_VGACRE0_24BPP; + vgacre1 = 0x00; + vgacre2 = mode_index & 0xff; + + ast_set_index_reg(ast, AST_IO_VGACRI, 0xe0, vgacre0); + ast_set_index_reg(ast, AST_IO_VGACRI, 0xe1, vgacre1); + ast_set_index_reg(ast, AST_IO_VGACRI, 0xe2, vgacre2); } static void ast_astdp_encoder_helper_atomic_enable(struct drm_encoder *encoder, @@ -348,10 +382,31 @@ static void ast_astdp_encoder_helper_atomic_disable(struct drm_encoder *encoder, ast_dp_set_phy_sleep(ast, true); } +static int ast_astdp_encoder_helper_atomic_check(struct drm_encoder *encoder, + struct drm_crtc_state *crtc_state, + struct drm_connector_state *conn_state) +{ + const struct drm_display_mode *mode = &crtc_state->mode; + struct ast_astdp_connector_state *astdp_conn_state = + to_ast_astdp_connector_state(conn_state); + int res; + + if (drm_atomic_crtc_needs_modeset(crtc_state)) { + res = ast_astdp_get_mode_index(mode->hdisplay, mode->vdisplay); + if (res < 0) + return res; + astdp_conn_state->mode_index = res; + } + + return 0; +} + static const struct drm_encoder_helper_funcs ast_astdp_encoder_helper_funcs = { + .mode_valid = ast_astdp_encoder_helper_mode_valid, .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, + .atomic_check = ast_astdp_encoder_helper_atomic_check, }; /* @@ -422,18 +477,62 @@ static const struct drm_connector_helper_funcs ast_astdp_connector_helper_funcs .detect_ctx = ast_astdp_connector_helper_detect_ctx, }; -/* - * Output - */ +static void ast_astdp_connector_reset(struct drm_connector *connector) +{ + struct ast_astdp_connector_state *astdp_state = + kzalloc(sizeof(*astdp_state), GFP_KERNEL); + + if (connector->state) + connector->funcs->atomic_destroy_state(connector, connector->state); + + if (astdp_state) + __drm_atomic_helper_connector_reset(connector, &astdp_state->base); + else + __drm_atomic_helper_connector_reset(connector, NULL); +} + +static struct drm_connector_state * +ast_astdp_connector_atomic_duplicate_state(struct drm_connector *connector) +{ + struct ast_astdp_connector_state *new_astdp_state, *astdp_state; + struct drm_device *dev = connector->dev; + + if (drm_WARN_ON(dev, !connector->state)) + return NULL; + + new_astdp_state = kmalloc(sizeof(*new_astdp_state), GFP_KERNEL); + if (!new_astdp_state) + return NULL; + __drm_atomic_helper_connector_duplicate_state(connector, &new_astdp_state->base); + + astdp_state = to_ast_astdp_connector_state(connector->state); + + new_astdp_state->mode_index = astdp_state->mode_index; + + return &new_astdp_state->base; +} + +static void ast_astdp_connector_atomic_destroy_state(struct drm_connector *connector, + struct drm_connector_state *state) +{ + struct ast_astdp_connector_state *astdp_state = to_ast_astdp_connector_state(state); + + __drm_atomic_helper_connector_destroy_state(&astdp_state->base); + kfree(astdp_state); +} static const struct drm_connector_funcs ast_astdp_connector_funcs = { - .reset = drm_atomic_helper_connector_reset, + .reset = ast_astdp_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, + .atomic_duplicate_state = ast_astdp_connector_atomic_duplicate_state, + .atomic_destroy_state = ast_astdp_connector_atomic_destroy_state, }; +/* + * Output + */ + int ast_astdp_output_init(struct ast_device *ast) { struct drm_device *dev = &ast->base; diff --git a/drivers/gpu/drm/ast/ast_drv.c b/drivers/gpu/drm/ast/ast_drv.c index ff3bcdd1cff2..6fbf62a99c48 100644 --- a/drivers/gpu/drm/ast/ast_drv.c +++ b/drivers/gpu/drm/ast/ast_drv.c @@ -170,7 +170,7 @@ static int ast_detect_chip(struct pci_dev *pdev, /* Patch AST2500/AST2510 */ if ((pdev->revision & 0xf0) == 0x40) { - if (!(vgacrd0 & AST_VRAM_INIT_STATUS_MASK)) + if (!(vgacrd0 & AST_IO_VGACRD0_VRAM_INIT_STATUS_MASK)) ast_patch_ahb_2500(regs); } @@ -393,11 +393,15 @@ static int ast_drm_freeze(struct drm_device *dev) static int ast_drm_thaw(struct drm_device *dev) { struct ast_device *ast = to_ast_device(dev); + int ret; ast_enable_vga(ast->ioregs); ast_open_key(ast->ioregs); ast_enable_mmio(dev->dev, ast->ioregs); - ast_post_gpu(ast); + + ret = ast_post_gpu(ast); + if (ret) + return ret; return drm_mode_config_helper_resume(dev); } diff --git a/drivers/gpu/drm/ast/ast_drv.h b/drivers/gpu/drm/ast/ast_drv.h index 6b4305ac07d4..d2c2605d2728 100644 --- a/drivers/gpu/drm/ast/ast_drv.h +++ b/drivers/gpu/drm/ast/ast_drv.h @@ -39,6 +39,8 @@ #include "ast_reg.h" +struct ast_vbios_enhtable; + #define DRIVER_AUTHOR "Dave Airlie" #define DRIVER_NAME "ast" @@ -111,17 +113,10 @@ enum ast_config_mode { #define AST_MAX_HWC_WIDTH 64 #define AST_MAX_HWC_HEIGHT 64 -#define AST_HWC_SIZE (AST_MAX_HWC_WIDTH * AST_MAX_HWC_HEIGHT * 2) -#define AST_HWC_SIGNATURE_SIZE 32 +#define AST_HWC_PITCH (AST_MAX_HWC_WIDTH * SZ_2) +#define AST_HWC_SIZE (AST_MAX_HWC_HEIGHT * AST_HWC_PITCH) -/* define for signature structure */ -#define AST_HWC_SIGNATURE_CHECKSUM 0x00 -#define AST_HWC_SIGNATURE_SizeX 0x04 -#define AST_HWC_SIGNATURE_SizeY 0x08 -#define AST_HWC_SIGNATURE_X 0x0C -#define AST_HWC_SIGNATURE_Y 0x10 -#define AST_HWC_SIGNATURE_HOTSPOTX 0x14 -#define AST_HWC_SIGNATURE_HOTSPOTY 0x18 +#define AST_HWC_SIGNATURE_SIZE 32 /* * Planes @@ -140,6 +135,17 @@ static inline struct ast_plane *to_ast_plane(struct drm_plane *plane) return container_of(plane, struct ast_plane, base); } +struct ast_cursor_plane { + struct ast_plane base; + + u8 argb4444[AST_HWC_SIZE]; +}; + +static inline struct ast_cursor_plane *to_ast_cursor_plane(struct drm_plane *plane) +{ + return container_of(to_ast_plane(plane), struct ast_cursor_plane, base); +} + /* * Connector */ @@ -184,7 +190,7 @@ struct ast_device { enum ast_tx_chip tx_chip; struct ast_plane primary_plane; - struct ast_plane cursor_plane; + struct ast_cursor_plane cursor_plane; struct drm_crtc crtc; union { struct { @@ -205,7 +211,9 @@ struct ast_device { } astdp; } output; - bool support_wide_screen; + bool support_wsxga_p; /* 1680x1050 */ + bool support_fullhd; /* 1920x1080 */ + bool support_wuxga; /* 1920x1200 */ u8 *dp501_fw_addr; const struct firmware *dp501_fw; /* dp501 fw */ @@ -348,46 +356,24 @@ struct ast_vbios_stdtable { u8 gr[9]; }; -struct ast_vbios_enhtable { - u32 ht; - u32 hde; - u32 hfp; - u32 hsync; - u32 vt; - u32 vde; - u32 vfp; - u32 vsync; - u32 dclk_index; - u32 flags; - u32 refresh_rate; - u32 refresh_rate_index; - u32 mode_id; -}; - struct ast_vbios_dclk_info { u8 param1; u8 param2; u8 param3; }; -struct ast_vbios_mode_info { - const struct ast_vbios_stdtable *std_table; - const struct ast_vbios_enhtable *enh_table; -}; - struct ast_crtc_state { struct drm_crtc_state base; /* Last known format of primary plane */ const struct drm_format_info *format; - struct ast_vbios_mode_info vbios_mode_info; + const struct ast_vbios_stdtable *std_table; + const struct ast_vbios_enhtable *vmode; }; #define to_ast_crtc_state(state) container_of(state, struct ast_crtc_state, base) -int ast_mode_config_init(struct ast_device *ast); - #define AST_MM_ALIGN_SHIFT 4 #define AST_MM_ALIGN_MASK ((1 << AST_MM_ALIGN_SHIFT) - 1) @@ -445,7 +431,7 @@ int ast_mode_config_init(struct ast_device *ast); int ast_mm_init(struct ast_device *ast); /* ast post */ -void ast_post_gpu(struct ast_device *ast); +int ast_post_gpu(struct ast_device *ast); u32 ast_mindwm(struct ast_device *ast, u32 r); void ast_moutdwm(struct ast_device *ast, u32 r, u32 v); void ast_patch_ahb_2500(void __iomem *regs); @@ -453,6 +439,9 @@ void ast_patch_ahb_2500(void __iomem *regs); int ast_vga_output_init(struct ast_device *ast); int ast_sil164_output_init(struct ast_device *ast); +/* ast_cursor.c */ +int ast_cursor_plane_init(struct ast_device *ast); + /* ast dp501 */ bool ast_backup_fw(struct ast_device *ast, u8 *addr, u32 size); void ast_init_3rdtx(struct ast_device *ast); @@ -462,4 +451,14 @@ int ast_dp501_output_init(struct ast_device *ast); int ast_dp_launch(struct ast_device *ast); int ast_astdp_output_init(struct ast_device *ast); +/* ast_mode.c */ +int ast_mode_config_init(struct ast_device *ast); +int ast_plane_init(struct drm_device *dev, struct ast_plane *ast_plane, + void __iomem *vaddr, u64 offset, unsigned long size, + uint32_t possible_crtcs, + const struct drm_plane_funcs *funcs, + const uint32_t *formats, unsigned int format_count, + const uint64_t *format_modifiers, + enum drm_plane_type type); + #endif diff --git a/drivers/gpu/drm/ast/ast_main.c b/drivers/gpu/drm/ast/ast_main.c index bc37c65305d4..44b9b5f659fc 100644 --- a/drivers/gpu/drm/ast/ast_main.c +++ b/drivers/gpu/drm/ast/ast_main.c @@ -36,33 +36,89 @@ #include "ast_drv.h" +/* Try to detect WSXGA+ on Gen2+ */ +static bool __ast_2100_detect_wsxga_p(struct ast_device *ast) +{ + u8 vgacrd0 = ast_get_index_reg(ast, AST_IO_VGACRI, 0xd0); + + if (!(vgacrd0 & AST_IO_VGACRD0_VRAM_INIT_BY_BMC)) + return true; + if (vgacrd0 & AST_IO_VGACRD0_IKVM_WIDESCREEN) + return true; + + return false; +} + +/* Try to detect WUXGA on Gen2+ */ +static bool __ast_2100_detect_wuxga(struct ast_device *ast) +{ + u8 vgacrd1; + + if (ast->support_fullhd) { + vgacrd1 = ast_get_index_reg(ast, AST_IO_VGACRI, 0xd1); + if (!(vgacrd1 & AST_IO_VGACRD1_SUPPORTS_WUXGA)) + return true; + } + + return false; +} + static void ast_detect_widescreen(struct ast_device *ast) { - u8 jreg; + ast->support_wsxga_p = false; + ast->support_fullhd = false; + ast->support_wuxga = false; - /* Check if we support wide screen */ - switch (AST_GEN(ast)) { - case 1: - ast->support_wide_screen = false; - break; - default: - jreg = ast_get_index_reg_mask(ast, AST_IO_VGACRI, 0xd0, 0xff); - if (!(jreg & 0x80)) - ast->support_wide_screen = true; - else if (jreg & 0x01) - ast->support_wide_screen = true; - else { - ast->support_wide_screen = false; - if (ast->chip == AST1300) - ast->support_wide_screen = true; - if (ast->chip == AST1400) - ast->support_wide_screen = true; - if (ast->chip == AST2510) - ast->support_wide_screen = true; - if (IS_AST_GEN7(ast)) - ast->support_wide_screen = true; + if (AST_GEN(ast) >= 7) { + ast->support_wsxga_p = true; + ast->support_fullhd = true; + if (__ast_2100_detect_wuxga(ast)) + ast->support_wuxga = true; + } else if (AST_GEN(ast) >= 6) { + if (__ast_2100_detect_wsxga_p(ast)) + ast->support_wsxga_p = true; + else if (ast->chip == AST2510) + ast->support_wsxga_p = true; + if (ast->support_wsxga_p) + ast->support_fullhd = true; + if (__ast_2100_detect_wuxga(ast)) + ast->support_wuxga = true; + } else if (AST_GEN(ast) >= 5) { + if (__ast_2100_detect_wsxga_p(ast)) + ast->support_wsxga_p = true; + else if (ast->chip == AST1400) + ast->support_wsxga_p = true; + if (ast->support_wsxga_p) + ast->support_fullhd = true; + if (__ast_2100_detect_wuxga(ast)) + ast->support_wuxga = true; + } else if (AST_GEN(ast) >= 4) { + if (__ast_2100_detect_wsxga_p(ast)) + ast->support_wsxga_p = true; + else if (ast->chip == AST1300) + ast->support_wsxga_p = true; + if (ast->support_wsxga_p) + ast->support_fullhd = true; + if (__ast_2100_detect_wuxga(ast)) + ast->support_wuxga = true; + } else if (AST_GEN(ast) >= 3) { + if (__ast_2100_detect_wsxga_p(ast)) + ast->support_wsxga_p = true; + if (ast->support_wsxga_p) { + if (ast->chip == AST2200) + ast->support_fullhd = true; } - break; + if (__ast_2100_detect_wuxga(ast)) + ast->support_wuxga = true; + } else if (AST_GEN(ast) >= 2) { + if (__ast_2100_detect_wsxga_p(ast)) + ast->support_wsxga_p = true; + if (ast->support_wsxga_p) { + if (ast->chip == AST2100) + ast->support_fullhd = true; + } + if (__ast_2100_detect_wuxga(ast)) + ast->support_wuxga = true; } } @@ -76,49 +132,37 @@ static void ast_detect_tx_chip(struct ast_device *ast, bool need_post) }; struct drm_device *dev = &ast->base; - u8 jreg, vgacrd1; - - /* - * Several of the listed TX chips are not explicitly supported - * by the ast driver. If these exist in real-world devices, they - * are most likely reported as VGA or SIL164 outputs. We warn here - * to get bug reports for these devices. If none come in for some - * time, we can begin to fail device probing on these values. - */ - vgacrd1 = ast_get_index_reg_mask(ast, AST_IO_VGACRI, 0xd1, AST_IO_VGACRD1_TX_TYPE_MASK); - drm_WARN(dev, vgacrd1 == AST_IO_VGACRD1_TX_ITE66121_VBIOS, - "ITE IT66121 detected, 0x%x, Gen%lu\n", vgacrd1, AST_GEN(ast)); - drm_WARN(dev, vgacrd1 == AST_IO_VGACRD1_TX_CH7003_VBIOS, - "Chrontel CH7003 detected, 0x%x, Gen%lu\n", vgacrd1, AST_GEN(ast)); - drm_WARN(dev, vgacrd1 == AST_IO_VGACRD1_TX_ANX9807_VBIOS, - "Analogix ANX9807 detected, 0x%x, Gen%lu\n", vgacrd1, AST_GEN(ast)); + u8 vgacra3, vgacrd1; /* Check 3rd Tx option (digital output afaik) */ ast->tx_chip = AST_TX_NONE; - /* - * VGACRA3 Enhanced Color Mode Register, check if DVO is already - * enabled, in that case, assume we have a SIL164 TMDS transmitter - * - * Don't make that assumption if we the chip wasn't enabled and - * is at power-on reset, otherwise we'll incorrectly "detect" a - * SIL164 when there is none. - */ - if (!need_post) { - jreg = ast_get_index_reg_mask(ast, AST_IO_VGACRI, 0xa3, 0xff); - if (jreg & 0x80) - ast->tx_chip = AST_TX_SIL164; - } - - if (IS_AST_GEN4(ast) || IS_AST_GEN5(ast) || IS_AST_GEN6(ast)) { + if (AST_GEN(ast) <= 3) { /* - * On AST GEN4+, look the configuration set by the SoC in + * VGACRA3 Enhanced Color Mode Register, check if DVO is already + * enabled, in that case, assume we have a SIL164 TMDS transmitter + * + * Don't make that assumption if we the chip wasn't enabled and + * is at power-on reset, otherwise we'll incorrectly "detect" a + * SIL164 when there is none. + */ + if (!need_post) { + vgacra3 = ast_get_index_reg_mask(ast, AST_IO_VGACRI, 0xa3, 0xff); + if (vgacra3 & AST_IO_VGACRA3_DVO_ENABLED) + ast->tx_chip = AST_TX_SIL164; + } + } else { + /* + * On AST GEN4+, look at the configuration set by the SoC in * the SOC scratch register #1 bits 11:8 (interestingly marked * as "reserved" in the spec) */ - jreg = ast_get_index_reg_mask(ast, AST_IO_VGACRI, 0xd1, - AST_IO_VGACRD1_TX_TYPE_MASK); - switch (jreg) { + vgacrd1 = ast_get_index_reg_mask(ast, AST_IO_VGACRI, 0xd1, + AST_IO_VGACRD1_TX_TYPE_MASK); + switch (vgacrd1) { + /* + * GEN4 to GEN6 + */ case AST_IO_VGACRD1_TX_SIL164_VBIOS: ast->tx_chip = AST_TX_SIL164; break; @@ -134,14 +178,32 @@ static void ast_detect_tx_chip(struct ast_device *ast, bool need_post) fallthrough; case AST_IO_VGACRD1_TX_FW_EMBEDDED_FW: ast->tx_chip = AST_TX_DP501; - } - } else if (IS_AST_GEN7(ast)) { - if (ast_get_index_reg_mask(ast, AST_IO_VGACRI, 0xd1, AST_IO_VGACRD1_TX_TYPE_MASK) == - AST_IO_VGACRD1_TX_ASTDP) { - int ret = ast_dp_launch(ast); - - if (!ret) - ast->tx_chip = AST_TX_ASTDP; + break; + /* + * GEN7+ + */ + case AST_IO_VGACRD1_TX_ASTDP: + ast->tx_chip = AST_TX_ASTDP; + break; + /* + * Several of the listed TX chips are not explicitly supported + * by the ast driver. If these exist in real-world devices, they + * are most likely reported as VGA or SIL164 outputs. We warn here + * to get bug reports for these devices. If none come in for some + * time, we can begin to fail device probing on these values. + */ + case AST_IO_VGACRD1_TX_ITE66121_VBIOS: + drm_warn(dev, "ITE IT66121 detected, 0x%x, Gen%lu\n", + vgacrd1, AST_GEN(ast)); + break; + case AST_IO_VGACRD1_TX_CH7003_VBIOS: + drm_warn(dev, "Chrontel CH7003 detected, 0x%x, Gen%lu\n", + vgacrd1, AST_GEN(ast)); + break; + case AST_IO_VGACRD1_TX_ANX9807_VBIOS: + drm_warn(dev, "Analogix ANX9807 detected, 0x%x, Gen%lu\n", + vgacrd1, AST_GEN(ast)); + break; } } @@ -290,18 +352,25 @@ struct drm_device *ast_device_create(struct pci_dev *pdev, ast->regs = regs; ast->ioregs = ioregs; - ast_detect_widescreen(ast); - ast_detect_tx_chip(ast, need_post); - ret = ast_get_dram_info(ast); if (ret) return ERR_PTR(ret); - drm_info(dev, "dram MCLK=%u Mhz type=%d bus_width=%d\n", ast->mclk, ast->dram_type, ast->dram_bus_width); - if (need_post) - ast_post_gpu(ast); + ast_detect_tx_chip(ast, need_post); + switch (ast->tx_chip) { + case AST_TX_ASTDP: + ret = ast_post_gpu(ast); + break; + default: + ret = 0; + if (need_post) + ret = ast_post_gpu(ast); + break; + } + if (ret) + return ERR_PTR(ret); ret = ast_mm_init(ast); if (ret) @@ -315,6 +384,8 @@ struct drm_device *ast_device_create(struct pci_dev *pdev, drm_info(dev, "failed to map reserved buffer!\n"); } + ast_detect_widescreen(ast); + ret = ast_mode_config_init(ast); if (ret) return ERR_PTR(ret); diff --git a/drivers/gpu/drm/ast/ast_mode.c b/drivers/gpu/drm/ast/ast_mode.c index 9d5321c81e68..c3b950675485 100644 --- a/drivers/gpu/drm/ast/ast_mode.c +++ b/drivers/gpu/drm/ast/ast_mode.c @@ -47,6 +47,7 @@ #include "ast_drv.h" #include "ast_tables.h" +#include "ast_vbios.h" #define AST_LUT_SIZE 256 @@ -106,134 +107,9 @@ static void ast_crtc_set_gamma(struct ast_device *ast, } } -static bool ast_get_vbios_mode_info(const struct drm_format_info *format, - const struct drm_display_mode *mode, - struct drm_display_mode *adjusted_mode, - struct ast_vbios_mode_info *vbios_mode) -{ - u32 refresh_rate_index = 0, refresh_rate; - const struct ast_vbios_enhtable *best = NULL; - u32 hborder, vborder; - bool check_sync; - - switch (format->cpp[0] * 8) { - case 8: - vbios_mode->std_table = &vbios_stdtable[VGAModeIndex]; - break; - case 16: - vbios_mode->std_table = &vbios_stdtable[HiCModeIndex]; - break; - case 24: - case 32: - vbios_mode->std_table = &vbios_stdtable[TrueCModeIndex]; - break; - default: - return false; - } - - switch (mode->crtc_hdisplay) { - case 640: - vbios_mode->enh_table = &res_640x480[refresh_rate_index]; - break; - case 800: - vbios_mode->enh_table = &res_800x600[refresh_rate_index]; - break; - case 1024: - vbios_mode->enh_table = &res_1024x768[refresh_rate_index]; - break; - case 1152: - vbios_mode->enh_table = &res_1152x864[refresh_rate_index]; - break; - case 1280: - if (mode->crtc_vdisplay == 800) - vbios_mode->enh_table = &res_1280x800[refresh_rate_index]; - else - vbios_mode->enh_table = &res_1280x1024[refresh_rate_index]; - break; - case 1360: - vbios_mode->enh_table = &res_1360x768[refresh_rate_index]; - break; - case 1440: - vbios_mode->enh_table = &res_1440x900[refresh_rate_index]; - break; - case 1600: - if (mode->crtc_vdisplay == 900) - vbios_mode->enh_table = &res_1600x900[refresh_rate_index]; - else - vbios_mode->enh_table = &res_1600x1200[refresh_rate_index]; - break; - case 1680: - vbios_mode->enh_table = &res_1680x1050[refresh_rate_index]; - break; - case 1920: - if (mode->crtc_vdisplay == 1080) - vbios_mode->enh_table = &res_1920x1080[refresh_rate_index]; - else - vbios_mode->enh_table = &res_1920x1200[refresh_rate_index]; - break; - default: - return false; - } - - refresh_rate = drm_mode_vrefresh(mode); - check_sync = vbios_mode->enh_table->flags & WideScreenMode; - - while (1) { - const struct ast_vbios_enhtable *loop = vbios_mode->enh_table; - - while (loop->refresh_rate != 0xff) { - if ((check_sync) && - (((mode->flags & DRM_MODE_FLAG_NVSYNC) && - (loop->flags & PVSync)) || - ((mode->flags & DRM_MODE_FLAG_PVSYNC) && - (loop->flags & NVSync)) || - ((mode->flags & DRM_MODE_FLAG_NHSYNC) && - (loop->flags & PHSync)) || - ((mode->flags & DRM_MODE_FLAG_PHSYNC) && - (loop->flags & NHSync)))) { - loop++; - continue; - } - if (loop->refresh_rate <= refresh_rate - && (!best || loop->refresh_rate > best->refresh_rate)) - best = loop; - loop++; - } - if (best || !check_sync) - break; - check_sync = 0; - } - - if (best) - vbios_mode->enh_table = best; - - hborder = (vbios_mode->enh_table->flags & HBorder) ? 8 : 0; - vborder = (vbios_mode->enh_table->flags & VBorder) ? 8 : 0; - - adjusted_mode->crtc_htotal = vbios_mode->enh_table->ht; - adjusted_mode->crtc_hblank_start = vbios_mode->enh_table->hde + hborder; - adjusted_mode->crtc_hblank_end = vbios_mode->enh_table->ht - hborder; - adjusted_mode->crtc_hsync_start = vbios_mode->enh_table->hde + hborder + - vbios_mode->enh_table->hfp; - adjusted_mode->crtc_hsync_end = (vbios_mode->enh_table->hde + hborder + - vbios_mode->enh_table->hfp + - vbios_mode->enh_table->hsync); - - adjusted_mode->crtc_vtotal = vbios_mode->enh_table->vt; - adjusted_mode->crtc_vblank_start = vbios_mode->enh_table->vde + vborder; - adjusted_mode->crtc_vblank_end = vbios_mode->enh_table->vt - vborder; - adjusted_mode->crtc_vsync_start = vbios_mode->enh_table->vde + vborder + - vbios_mode->enh_table->vfp; - adjusted_mode->crtc_vsync_end = (vbios_mode->enh_table->vde + vborder + - vbios_mode->enh_table->vfp + - vbios_mode->enh_table->vsync); - - return true; -} - static void ast_set_vbios_color_reg(struct ast_device *ast, const struct drm_format_info *format, - const struct ast_vbios_mode_info *vbios_mode) + const struct ast_vbios_enhtable *vmode) { u32 color_index; @@ -256,7 +132,7 @@ static void ast_set_vbios_color_reg(struct ast_device *ast, ast_set_index_reg(ast, AST_IO_VGACRI, 0x91, 0x00); - if (vbios_mode->enh_table->flags & NewModeInfo) { + if (vmode->flags & NewModeInfo) { ast_set_index_reg(ast, AST_IO_VGACRI, 0x91, 0xa8); ast_set_index_reg(ast, AST_IO_VGACRI, 0x92, format->cpp[0] * 8); } @@ -264,19 +140,19 @@ static void ast_set_vbios_color_reg(struct ast_device *ast, static void ast_set_vbios_mode_reg(struct ast_device *ast, const struct drm_display_mode *adjusted_mode, - const struct ast_vbios_mode_info *vbios_mode) + const struct ast_vbios_enhtable *vmode) { u32 refresh_rate_index, mode_id; - refresh_rate_index = vbios_mode->enh_table->refresh_rate_index; - mode_id = vbios_mode->enh_table->mode_id; + refresh_rate_index = vmode->refresh_rate_index; + mode_id = vmode->mode_id; ast_set_index_reg(ast, AST_IO_VGACRI, 0x8d, refresh_rate_index & 0xff); ast_set_index_reg(ast, AST_IO_VGACRI, 0x8e, mode_id & 0xff); ast_set_index_reg(ast, AST_IO_VGACRI, 0x91, 0x00); - if (vbios_mode->enh_table->flags & NewModeInfo) { + if (vmode->flags & NewModeInfo) { ast_set_index_reg(ast, AST_IO_VGACRI, 0x91, 0xa8); ast_set_index_reg(ast, AST_IO_VGACRI, 0x93, adjusted_mode->clock / 1000); ast_set_index_reg(ast, AST_IO_VGACRI, 0x94, adjusted_mode->crtc_hdisplay); @@ -288,14 +164,11 @@ static void ast_set_vbios_mode_reg(struct ast_device *ast, static void ast_set_std_reg(struct ast_device *ast, struct drm_display_mode *mode, - struct ast_vbios_mode_info *vbios_mode) + const struct ast_vbios_stdtable *stdtable) { - const struct ast_vbios_stdtable *stdtable; u32 i; u8 jreg; - stdtable = vbios_mode->std_table; - jreg = stdtable->misc; ast_io_write8(ast, AST_IO_VGAMR_W, jreg); @@ -336,13 +209,13 @@ static void ast_set_std_reg(struct ast_device *ast, static void ast_set_crtc_reg(struct ast_device *ast, struct drm_display_mode *mode, - struct ast_vbios_mode_info *vbios_mode) + const struct ast_vbios_enhtable *vmode) { u8 jreg05 = 0, jreg07 = 0, jreg09 = 0, jregAC = 0, jregAD = 0, jregAE = 0; u16 temp, precache = 0; if ((IS_AST_GEN6(ast) || IS_AST_GEN7(ast)) && - (vbios_mode->enh_table->flags & AST2500PreCatchCRT)) + (vmode->flags & AST2500PreCatchCRT)) precache = 40; ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0x11, 0x7f, 0x00); @@ -461,14 +334,14 @@ static void ast_set_offset_reg(struct ast_device *ast, static void ast_set_dclk_reg(struct ast_device *ast, struct drm_display_mode *mode, - struct ast_vbios_mode_info *vbios_mode) + const struct ast_vbios_enhtable *vmode) { const struct ast_vbios_dclk_info *clk_info; if (IS_AST_GEN6(ast) || IS_AST_GEN7(ast)) - clk_info = &dclk_table_ast2500[vbios_mode->enh_table->dclk_index]; + clk_info = &dclk_table_ast2500[vmode->dclk_index]; else - clk_info = &dclk_table[vbios_mode->enh_table->dclk_index]; + clk_info = &dclk_table[vmode->dclk_index]; ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xc0, 0x00, clk_info->param1); ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xc1, 0x00, clk_info->param2); @@ -526,15 +399,15 @@ static void ast_set_crtthd_reg(struct ast_device *ast) static void ast_set_sync_reg(struct ast_device *ast, struct drm_display_mode *mode, - struct ast_vbios_mode_info *vbios_mode) + const struct ast_vbios_enhtable *vmode) { u8 jreg; jreg = ast_io_read8(ast, AST_IO_VGAMR_R); jreg &= ~0xC0; - if (vbios_mode->enh_table->flags & NVSync) + if (vmode->flags & NVSync) jreg |= 0x80; - if (vbios_mode->enh_table->flags & NHSync) + if (vmode->flags & NHSync) jreg |= 0x40; ast_io_write8(ast, AST_IO_VGAMR_W, jreg); } @@ -565,13 +438,13 @@ static void ast_wait_for_vretrace(struct ast_device *ast) * Planes */ -static int ast_plane_init(struct drm_device *dev, struct ast_plane *ast_plane, - void __iomem *vaddr, u64 offset, unsigned long size, - uint32_t possible_crtcs, - const struct drm_plane_funcs *funcs, - const uint32_t *formats, unsigned int format_count, - const uint64_t *format_modifiers, - enum drm_plane_type type) +int ast_plane_init(struct drm_device *dev, struct ast_plane *ast_plane, + void __iomem *vaddr, u64 offset, unsigned long size, + uint32_t possible_crtcs, + const struct drm_plane_funcs *funcs, + const uint32_t *formats, unsigned int format_count, + const uint64_t *format_modifiers, + enum drm_plane_type type) { struct drm_plane *plane = &ast_plane->base; @@ -654,10 +527,9 @@ static void ast_primary_plane_helper_atomic_update(struct drm_plane *plane, if (!old_fb || (fb->format != old_fb->format) || crtc_state->mode_changed) { 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_set_color_reg(ast, fb->format); - ast_set_vbios_color_reg(ast, fb->format, vbios_mode_info); + ast_set_vbios_color_reg(ast, fb->format, ast_crtc_state->vmode); } drm_atomic_helper_damage_iter_init(&iter, old_plane_state, plane_state); @@ -757,263 +629,6 @@ static int ast_primary_plane_init(struct ast_device *ast) } /* - * Cursor plane - */ - -static void ast_update_cursor_image(u8 __iomem *dst, const u8 *src, int width, int height) -{ - union { - u32 ul; - u8 b[4]; - } srcdata32[2], data32; - union { - u16 us; - u8 b[2]; - } data16; - u32 csum = 0; - s32 alpha_dst_delta, last_alpha_dst_delta; - u8 __iomem *dstxor; - const u8 *srcxor; - int i, j; - u32 per_pixel_copy, two_pixel_copy; - - alpha_dst_delta = AST_MAX_HWC_WIDTH << 1; - last_alpha_dst_delta = alpha_dst_delta - (width << 1); - - srcxor = src; - dstxor = (u8 *)dst + last_alpha_dst_delta + (AST_MAX_HWC_HEIGHT - height) * alpha_dst_delta; - per_pixel_copy = width & 1; - two_pixel_copy = width >> 1; - - for (j = 0; j < height; j++) { - for (i = 0; i < two_pixel_copy; i++) { - srcdata32[0].ul = *((u32 *)srcxor) & 0xf0f0f0f0; - srcdata32[1].ul = *((u32 *)(srcxor + 4)) & 0xf0f0f0f0; - data32.b[0] = srcdata32[0].b[1] | (srcdata32[0].b[0] >> 4); - data32.b[1] = srcdata32[0].b[3] | (srcdata32[0].b[2] >> 4); - data32.b[2] = srcdata32[1].b[1] | (srcdata32[1].b[0] >> 4); - data32.b[3] = srcdata32[1].b[3] | (srcdata32[1].b[2] >> 4); - - writel(data32.ul, dstxor); - csum += data32.ul; - - dstxor += 4; - srcxor += 8; - - } - - for (i = 0; i < per_pixel_copy; i++) { - srcdata32[0].ul = *((u32 *)srcxor) & 0xf0f0f0f0; - data16.b[0] = srcdata32[0].b[1] | (srcdata32[0].b[0] >> 4); - data16.b[1] = srcdata32[0].b[3] | (srcdata32[0].b[2] >> 4); - writew(data16.us, dstxor); - csum += (u32)data16.us; - - dstxor += 2; - srcxor += 4; - } - dstxor += last_alpha_dst_delta; - } - - /* write checksum + signature */ - dst += AST_HWC_SIZE; - writel(csum, dst); - writel(width, dst + AST_HWC_SIGNATURE_SizeX); - writel(height, dst + AST_HWC_SIGNATURE_SizeY); - writel(0, dst + AST_HWC_SIGNATURE_HOTSPOTX); - writel(0, dst + AST_HWC_SIGNATURE_HOTSPOTY); -} - -static void ast_set_cursor_base(struct ast_device *ast, u64 address) -{ - u8 addr0 = (address >> 3) & 0xff; - u8 addr1 = (address >> 11) & 0xff; - u8 addr2 = (address >> 19) & 0xff; - - ast_set_index_reg(ast, AST_IO_VGACRI, 0xc8, addr0); - ast_set_index_reg(ast, AST_IO_VGACRI, 0xc9, addr1); - ast_set_index_reg(ast, AST_IO_VGACRI, 0xca, addr2); -} - -static void ast_set_cursor_location(struct ast_device *ast, u16 x, u16 y, - u8 x_offset, u8 y_offset) -{ - u8 x0 = (x & 0x00ff); - u8 x1 = (x & 0x0f00) >> 8; - u8 y0 = (y & 0x00ff); - u8 y1 = (y & 0x0700) >> 8; - - ast_set_index_reg(ast, AST_IO_VGACRI, 0xc2, x_offset); - ast_set_index_reg(ast, AST_IO_VGACRI, 0xc3, y_offset); - ast_set_index_reg(ast, AST_IO_VGACRI, 0xc4, x0); - ast_set_index_reg(ast, AST_IO_VGACRI, 0xc5, x1); - ast_set_index_reg(ast, AST_IO_VGACRI, 0xc6, y0); - ast_set_index_reg(ast, AST_IO_VGACRI, 0xc7, y1); -} - -static void ast_set_cursor_enabled(struct ast_device *ast, bool enabled) -{ - static const u8 mask = (u8)~(AST_IO_VGACRCB_HWC_16BPP | - AST_IO_VGACRCB_HWC_ENABLED); - - u8 vgacrcb = AST_IO_VGACRCB_HWC_16BPP; - - if (enabled) - vgacrcb |= AST_IO_VGACRCB_HWC_ENABLED; - - ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xcb, mask, vgacrcb); -} - -static const uint32_t ast_cursor_plane_formats[] = { - DRM_FORMAT_ARGB8888, -}; - -static int ast_cursor_plane_helper_atomic_check(struct drm_plane *plane, - struct drm_atomic_state *state) -{ - struct drm_plane_state *new_plane_state = drm_atomic_get_new_plane_state(state, plane); - struct drm_framebuffer *new_fb = new_plane_state->fb; - struct drm_crtc_state *new_crtc_state = NULL; - int ret; - - if (new_plane_state->crtc) - new_crtc_state = drm_atomic_get_new_crtc_state(state, new_plane_state->crtc); - - ret = drm_atomic_helper_check_plane_state(new_plane_state, new_crtc_state, - DRM_PLANE_NO_SCALING, - DRM_PLANE_NO_SCALING, - true, true); - if (ret || !new_plane_state->visible) - return ret; - - if (new_fb->width > AST_MAX_HWC_WIDTH || new_fb->height > AST_MAX_HWC_HEIGHT) - return -EINVAL; - - return 0; -} - -static void ast_cursor_plane_helper_atomic_update(struct drm_plane *plane, - struct drm_atomic_state *state) -{ - struct ast_plane *ast_plane = to_ast_plane(plane); - struct drm_plane_state *plane_state = drm_atomic_get_new_plane_state(state, plane); - struct drm_shadow_plane_state *shadow_plane_state = to_drm_shadow_plane_state(plane_state); - struct drm_framebuffer *fb = plane_state->fb; - struct drm_plane_state *old_plane_state = drm_atomic_get_old_plane_state(state, plane); - struct ast_device *ast = to_ast_device(plane->dev); - struct iosys_map src_map = shadow_plane_state->data[0]; - struct drm_rect damage; - const u8 *src = src_map.vaddr; /* TODO: Use mapping abstraction properly */ - u64 dst_off = ast_plane->offset; - u8 __iomem *dst = ast_plane->vaddr; /* TODO: Use mapping abstraction properly */ - u8 __iomem *sig = dst + AST_HWC_SIZE; /* TODO: Use mapping abstraction properly */ - unsigned int offset_x, offset_y; - u16 x, y; - u8 x_offset, y_offset; - - /* - * Do data transfer to hardware buffer and point the scanout - * engine to the offset. - */ - - if (drm_atomic_helper_damage_merged(old_plane_state, plane_state, &damage)) { - ast_update_cursor_image(dst, src, fb->width, fb->height); - ast_set_cursor_base(ast, dst_off); - } - - /* - * Update location in HWC signature and registers. - */ - - writel(plane_state->crtc_x, sig + AST_HWC_SIGNATURE_X); - writel(plane_state->crtc_y, sig + AST_HWC_SIGNATURE_Y); - - offset_x = AST_MAX_HWC_WIDTH - fb->width; - offset_y = AST_MAX_HWC_HEIGHT - fb->height; - - if (plane_state->crtc_x < 0) { - x_offset = (-plane_state->crtc_x) + offset_x; - x = 0; - } else { - x_offset = offset_x; - x = plane_state->crtc_x; - } - if (plane_state->crtc_y < 0) { - y_offset = (-plane_state->crtc_y) + offset_y; - y = 0; - } else { - y_offset = offset_y; - y = plane_state->crtc_y; - } - - ast_set_cursor_location(ast, x, y, x_offset, y_offset); - - /* Dummy write to enable HWC and make the HW pick-up the changes. */ - ast_set_cursor_enabled(ast, true); -} - -static void ast_cursor_plane_helper_atomic_disable(struct drm_plane *plane, - struct drm_atomic_state *state) -{ - struct ast_device *ast = to_ast_device(plane->dev); - - ast_set_cursor_enabled(ast, false); -} - -static const struct drm_plane_helper_funcs ast_cursor_plane_helper_funcs = { - DRM_GEM_SHADOW_PLANE_HELPER_FUNCS, - .atomic_check = ast_cursor_plane_helper_atomic_check, - .atomic_update = ast_cursor_plane_helper_atomic_update, - .atomic_disable = ast_cursor_plane_helper_atomic_disable, -}; - -static const struct drm_plane_funcs ast_cursor_plane_funcs = { - .update_plane = drm_atomic_helper_update_plane, - .disable_plane = drm_atomic_helper_disable_plane, - .destroy = drm_plane_cleanup, - DRM_GEM_SHADOW_PLANE_FUNCS, -}; - -static int ast_cursor_plane_init(struct ast_device *ast) -{ - struct drm_device *dev = &ast->base; - struct ast_plane *ast_cursor_plane = &ast->cursor_plane; - struct drm_plane *cursor_plane = &ast_cursor_plane->base; - size_t size; - void __iomem *vaddr; - u64 offset; - int ret; - - /* - * Allocate backing storage for cursors. The BOs are permanently - * pinned to the top end of the VRAM. - */ - - size = roundup(AST_HWC_SIZE + AST_HWC_SIGNATURE_SIZE, PAGE_SIZE); - - if (ast->vram_fb_available < size) - return -ENOMEM; - - vaddr = ast->vram + ast->vram_fb_available - size; - offset = ast->vram_fb_available - size; - - ret = ast_plane_init(dev, ast_cursor_plane, vaddr, offset, size, - 0x01, &ast_cursor_plane_funcs, - ast_cursor_plane_formats, ARRAY_SIZE(ast_cursor_plane_formats), - NULL, DRM_PLANE_TYPE_CURSOR); - if (ret) { - drm_err(dev, "ast_plane_init() failed: %d\n", ret); - return ret; - } - drm_plane_helper_add(cursor_plane, &ast_cursor_plane_helper_funcs); - drm_plane_enable_fb_damage_clips(cursor_plane); - - ast->vram_fb_available -= size; - - return 0; -} - -/* * CRTC */ @@ -1021,72 +636,13 @@ static enum drm_mode_status ast_crtc_helper_mode_valid(struct drm_crtc *crtc, const struct drm_display_mode *mode) { struct ast_device *ast = to_ast_device(crtc->dev); - enum drm_mode_status status; - uint32_t jtemp; - - if (ast->support_wide_screen) { - if ((mode->hdisplay == 1680) && (mode->vdisplay == 1050)) - return MODE_OK; - if ((mode->hdisplay == 1280) && (mode->vdisplay == 800)) - return MODE_OK; - if ((mode->hdisplay == 1440) && (mode->vdisplay == 900)) - return MODE_OK; - if ((mode->hdisplay == 1360) && (mode->vdisplay == 768)) - return MODE_OK; - if ((mode->hdisplay == 1600) && (mode->vdisplay == 900)) - return MODE_OK; - if ((mode->hdisplay == 1152) && (mode->vdisplay == 864)) - return MODE_OK; - - if ((ast->chip == AST2100) || // GEN2, but not AST1100 (?) - (ast->chip == AST2200) || // GEN3, but not AST2150 (?) - IS_AST_GEN4(ast) || IS_AST_GEN5(ast) || - IS_AST_GEN6(ast) || IS_AST_GEN7(ast)) { - if ((mode->hdisplay == 1920) && (mode->vdisplay == 1080)) - return MODE_OK; - - if ((mode->hdisplay == 1920) && (mode->vdisplay == 1200)) { - jtemp = ast_get_index_reg_mask(ast, AST_IO_VGACRI, 0xd1, 0xff); - if (jtemp & 0x01) - return MODE_NOMODE; - else - return MODE_OK; - } - } - } + const struct ast_vbios_enhtable *vmode; - status = MODE_NOMODE; + vmode = ast_vbios_find_mode(ast, mode); + if (!vmode) + return MODE_NOMODE; - switch (mode->hdisplay) { - case 640: - if (mode->vdisplay == 480) - status = MODE_OK; - break; - case 800: - if (mode->vdisplay == 600) - status = MODE_OK; - break; - case 1024: - if (mode->vdisplay == 768) - status = MODE_OK; - break; - case 1152: - if (mode->vdisplay == 864) - status = MODE_OK; - break; - case 1280: - if (mode->vdisplay == 1024) - status = MODE_OK; - break; - case 1600: - if (mode->vdisplay == 1200) - status = MODE_OK; - break; - default: - break; - } - - return status; + return MODE_OK; } static void ast_crtc_helper_mode_set_nofb(struct drm_crtc *crtc) @@ -1095,8 +651,8 @@ static void ast_crtc_helper_mode_set_nofb(struct drm_crtc *crtc) struct ast_device *ast = to_ast_device(dev); struct drm_crtc_state *crtc_state = crtc->state; 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; + const struct ast_vbios_stdtable *std_table = ast_crtc_state->std_table; + const struct ast_vbios_enhtable *vmode = ast_crtc_state->vmode; struct drm_display_mode *adjusted_mode = &crtc_state->adjusted_mode; /* @@ -1107,25 +663,29 @@ static void ast_crtc_helper_mode_set_nofb(struct drm_crtc *crtc) */ ast_wait_for_vretrace(ast); - ast_set_vbios_mode_reg(ast, adjusted_mode, vbios_mode_info); + ast_set_vbios_mode_reg(ast, adjusted_mode, vmode); ast_set_index_reg(ast, AST_IO_VGACRI, 0xa1, 0x06); - ast_set_std_reg(ast, adjusted_mode, vbios_mode_info); - ast_set_crtc_reg(ast, adjusted_mode, vbios_mode_info); - ast_set_dclk_reg(ast, adjusted_mode, vbios_mode_info); + ast_set_std_reg(ast, adjusted_mode, std_table); + ast_set_crtc_reg(ast, adjusted_mode, vmode); + ast_set_dclk_reg(ast, adjusted_mode, vmode); ast_set_crtthd_reg(ast); - ast_set_sync_reg(ast, adjusted_mode, vbios_mode_info); + ast_set_sync_reg(ast, adjusted_mode, vmode); } static int ast_crtc_helper_atomic_check(struct drm_crtc *crtc, struct drm_atomic_state *state) { struct drm_crtc_state *crtc_state = drm_atomic_get_new_crtc_state(state, crtc); + struct drm_display_mode *adjusted_mode = &crtc_state->adjusted_mode; struct drm_crtc_state *old_crtc_state = drm_atomic_get_old_crtc_state(state, crtc); struct ast_crtc_state *old_ast_crtc_state = to_ast_crtc_state(old_crtc_state); struct drm_device *dev = crtc->dev; + struct ast_device *ast = to_ast_device(dev); struct ast_crtc_state *ast_state; const struct drm_format_info *format; - bool succ; + const struct ast_vbios_enhtable *vmode; + unsigned int hborder = 0; + unsigned int vborder = 0; int ret; if (!crtc_state->enable) @@ -1157,11 +717,56 @@ static int ast_crtc_helper_atomic_check(struct drm_crtc *crtc, } } - succ = ast_get_vbios_mode_info(format, &crtc_state->mode, - &crtc_state->adjusted_mode, - &ast_state->vbios_mode_info); - if (!succ) + /* + * Set register tables. + * + * TODO: These tables mix all kinds of fields and should + * probably be resolved into various helper functions. + */ + switch (format->format) { + case DRM_FORMAT_C8: + ast_state->std_table = &vbios_stdtable[VGAModeIndex]; + break; + case DRM_FORMAT_RGB565: + ast_state->std_table = &vbios_stdtable[HiCModeIndex]; + break; + case DRM_FORMAT_RGB888: + case DRM_FORMAT_XRGB8888: + ast_state->std_table = &vbios_stdtable[TrueCModeIndex]; + break; + default: return -EINVAL; + } + + /* + * Find the VBIOS mode and adjust the DRM display mode accordingly + * if a full modeset is required. Otherwise keep the existing values. + */ + if (drm_atomic_crtc_needs_modeset(crtc_state)) { + vmode = ast_vbios_find_mode(ast, &crtc_state->mode); + if (!vmode) + return -EINVAL; + ast_state->vmode = vmode; + + if (vmode->flags & HBorder) + hborder = 8; + if (vmode->flags & VBorder) + vborder = 8; + + adjusted_mode->crtc_hdisplay = vmode->hde; + adjusted_mode->crtc_hblank_start = vmode->hde + hborder; + adjusted_mode->crtc_hblank_end = vmode->ht - hborder; + adjusted_mode->crtc_hsync_start = vmode->hde + hborder + vmode->hfp; + adjusted_mode->crtc_hsync_end = vmode->hde + hborder + vmode->hfp + vmode->hsync; + adjusted_mode->crtc_htotal = vmode->ht; + + adjusted_mode->crtc_vdisplay = vmode->vde; + adjusted_mode->crtc_vblank_start = vmode->vde + vborder; + adjusted_mode->crtc_vblank_end = vmode->vt - vborder; + adjusted_mode->crtc_vsync_start = vmode->vde + vborder + vmode->vfp; + adjusted_mode->crtc_vsync_end = vmode->vde + vborder + vmode->vfp + vmode->vsync; + adjusted_mode->crtc_vtotal = vmode->vt; + } return 0; } @@ -1263,8 +868,8 @@ ast_crtc_atomic_duplicate_state(struct drm_crtc *crtc) ast_state = to_ast_crtc_state(crtc->state); new_ast_state->format = ast_state->format; - memcpy(&new_ast_state->vbios_mode_info, &ast_state->vbios_mode_info, - sizeof(new_ast_state->vbios_mode_info)); + new_ast_state->std_table = ast_state->std_table; + new_ast_state->vmode = ast_state->vmode; return &new_ast_state->base; } @@ -1294,7 +899,7 @@ static int ast_crtc_init(struct ast_device *ast) int ret; ret = drm_crtc_init_with_planes(dev, crtc, &ast->primary_plane.base, - &ast->cursor_plane.base, &ast_crtc_funcs, + &ast->cursor_plane.base.base, &ast_crtc_funcs, NULL); if (ret) return ret; @@ -1373,12 +978,7 @@ int ast_mode_config_init(struct ast_device *ast) dev->mode_config.min_height = 0; dev->mode_config.preferred_depth = 24; - if (ast->chip == AST2100 || // GEN2, but not AST1100 (?) - ast->chip == AST2200 || // GEN3, but not AST2150 (?) - IS_AST_GEN7(ast) || - IS_AST_GEN6(ast) || - IS_AST_GEN5(ast) || - IS_AST_GEN4(ast)) { + if (ast->support_fullhd) { dev->mode_config.max_width = 1920; dev->mode_config.max_height = 2048; } else { diff --git a/drivers/gpu/drm/ast/ast_post.c b/drivers/gpu/drm/ast/ast_post.c index 364030f97571..91e85e457bdf 100644 --- a/drivers/gpu/drm/ast/ast_post.c +++ b/drivers/gpu/drm/ast/ast_post.c @@ -340,26 +340,49 @@ static void ast_init_dram_reg(struct ast_device *ast) } while ((j & 0x40) == 0); } -void ast_post_gpu(struct ast_device *ast) +int ast_post_gpu(struct ast_device *ast) { + int ret; + ast_set_def_ext_reg(ast); - if (IS_AST_GEN7(ast)) { - if (ast->tx_chip == AST_TX_ASTDP) - ast_dp_launch(ast); - } else if (ast->config_mode == ast_use_p2a) { - if (IS_AST_GEN6(ast)) + if (AST_GEN(ast) >= 7) { + if (ast->tx_chip == AST_TX_ASTDP) { + ret = ast_dp_launch(ast); + if (ret) + return ret; + } + } else if (AST_GEN(ast) >= 6) { + if (ast->config_mode == ast_use_p2a) { ast_post_chip_2500(ast); - else if (IS_AST_GEN5(ast) || IS_AST_GEN4(ast)) + } else { + if (ast->tx_chip == AST_TX_SIL164) { + /* Enable DVO */ + ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xa3, 0xcf, 0x80); + } + } + } else if (AST_GEN(ast) >= 4) { + if (ast->config_mode == ast_use_p2a) { ast_post_chip_2300(ast); - else + ast_init_3rdtx(ast); + } else { + if (ast->tx_chip == AST_TX_SIL164) { + /* Enable DVO */ + ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xa3, 0xcf, 0x80); + } + } + } else { + if (ast->config_mode == ast_use_p2a) { ast_init_dram_reg(ast); - - ast_init_3rdtx(ast); - } else { - if (ast->tx_chip == AST_TX_SIL164) - ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xa3, 0xcf, 0x80); /* Enable DVO */ + } else { + if (ast->tx_chip == AST_TX_SIL164) { + /* Enable DVO */ + ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xa3, 0xcf, 0x80); + } + } } + + return 0; } /* AST 2300 DRAM settings */ @@ -2039,7 +2062,7 @@ void ast_post_chip_2500(struct ast_device *ast) u8 reg; reg = ast_get_index_reg_mask(ast, AST_IO_VGACRI, 0xd0, 0xff); - if ((reg & AST_VRAM_INIT_STATUS_MASK) == 0) {/* vga only */ + if ((reg & AST_IO_VGACRD0_VRAM_INIT_STATUS_MASK) == 0) {/* vga only */ /* Clear bus lock condition */ ast_patch_ahb_2500(ast->regs); diff --git a/drivers/gpu/drm/ast/ast_reg.h b/drivers/gpu/drm/ast/ast_reg.h index 2aadf07d135a..bb2cc1d8b84e 100644 --- a/drivers/gpu/drm/ast/ast_reg.h +++ b/drivers/gpu/drm/ast/ast_reg.h @@ -32,11 +32,18 @@ #define AST_IO_VGACR80_PASSWORD (0xa8) #define AST_IO_VGACRA1_VGAIO_DISABLED BIT(1) #define AST_IO_VGACRA1_MMIO_ENABLED BIT(2) +#define AST_IO_VGACRA3_DVO_ENABLED BIT(7) #define AST_IO_VGACRB6_HSYNC_OFF BIT(0) #define AST_IO_VGACRB6_VSYNC_OFF BIT(1) #define AST_IO_VGACRCB_HWC_16BPP BIT(0) /* set: ARGB4444, cleared: 2bpp palette */ #define AST_IO_VGACRCB_HWC_ENABLED BIT(1) +/* mirrors SCU100[7:0] */ +#define AST_IO_VGACRD0_VRAM_INIT_STATUS_MASK GENMASK(7, 6) +#define AST_IO_VGACRD0_VRAM_INIT_BY_BMC BIT(7) +#define AST_IO_VGACRD0_VRAM_INIT_READY BIT(6) +#define AST_IO_VGACRD0_IKVM_WIDESCREEN BIT(0) + #define AST_IO_VGACRD1_MCU_FW_EXECUTING BIT(5) /* Display Transmitter Type */ #define AST_IO_VGACRD1_TX_TYPE_MASK GENMASK(3, 1) @@ -48,11 +55,16 @@ #define AST_IO_VGACRD1_TX_ANX9807_VBIOS 0x0a #define AST_IO_VGACRD1_TX_FW_EMBEDDED_FW 0x0c /* special case of DP501 */ #define AST_IO_VGACRD1_TX_ASTDP 0x0e +#define AST_IO_VGACRD1_SUPPORTS_WUXGA BIT(0) +/* + * AST DisplayPort + */ #define AST_IO_VGACRD7_EDID_VALID_FLAG BIT(0) #define AST_IO_VGACRDC_LINK_SUCCESS BIT(0) #define AST_IO_VGACRDF_HPD BIT(0) #define AST_IO_VGACRDF_DP_VIDEO_ENABLE BIT(4) /* mirrors AST_IO_VGACRE3_DP_VIDEO_ENABLE */ +#define AST_IO_VGACRE0_24BPP BIT(5) /* 18 bpp, if unset */ #define AST_IO_VGACRE3_DP_VIDEO_ENABLE BIT(0) #define AST_IO_VGACRE3_DP_PHY_SLEEP BIT(4) #define AST_IO_VGACRE5_EDID_READ_DONE BIT(0) @@ -60,23 +72,4 @@ #define AST_IO_VGAIR1_R (0x5A) #define AST_IO_VGAIR1_VREFRESH BIT(3) - -#define AST_VRAM_INIT_STATUS_MASK GENMASK(7, 6) -//#define AST_VRAM_INIT_BY_BMC BIT(7) -//#define AST_VRAM_INIT_READY BIT(6) - -/* - * AST DisplayPort - */ - -/* - * ASTDP setmode registers: - * CRE0[7:0]: MISC0 ((0x00: 18-bpp) or (0x20: 24-bpp) - * CRE1[7:0]: MISC1 (default: 0x00) - * CRE2[7:0]: video format index (0x00 ~ 0x20 or 0x40 ~ 0x50) - */ -#define ASTDP_MISC0_24bpp BIT(5) -#define ASTDP_MISC1 0 -#define ASTDP_AND_CLEAR_MASK 0x00 - #endif diff --git a/drivers/gpu/drm/ast/ast_tables.h b/drivers/gpu/drm/ast/ast_tables.h index 0378c9bc079b..f1c9f7e1f1fc 100644 --- a/drivers/gpu/drm/ast/ast_tables.h +++ b/drivers/gpu/drm/ast/ast_tables.h @@ -24,6 +24,8 @@ #ifndef AST_TABLES_H #define AST_TABLES_H +#include "ast_drv.h" + /* Std. Table Index Definition */ #define TextModeIndex 0 #define EGAModeIndex 1 @@ -31,54 +33,6 @@ #define HiCModeIndex 3 #define TrueCModeIndex 4 -#define Charx8Dot 0x00000001 -#define HalfDCLK 0x00000002 -#define DoubleScanMode 0x00000004 -#define LineCompareOff 0x00000008 -#define HBorder 0x00000020 -#define VBorder 0x00000010 -#define WideScreenMode 0x00000100 -#define NewModeInfo 0x00000200 -#define NHSync 0x00000400 -#define PHSync 0x00000800 -#define NVSync 0x00001000 -#define PVSync 0x00002000 -#define SyncPP (PVSync | PHSync) -#define SyncPN (PVSync | NHSync) -#define SyncNP (NVSync | PHSync) -#define SyncNN (NVSync | NHSync) -#define AST2500PreCatchCRT 0x00004000 - -/* DCLK Index */ -#define VCLK25_175 0x00 -#define VCLK28_322 0x01 -#define VCLK31_5 0x02 -#define VCLK36 0x03 -#define VCLK40 0x04 -#define VCLK49_5 0x05 -#define VCLK50 0x06 -#define VCLK56_25 0x07 -#define VCLK65 0x08 -#define VCLK75 0x09 -#define VCLK78_75 0x0A -#define VCLK94_5 0x0B -#define VCLK108 0x0C -#define VCLK135 0x0D -#define VCLK157_5 0x0E -#define VCLK162 0x0F -/* #define VCLK193_25 0x10 */ -#define VCLK154 0x10 -#define VCLK83_5 0x11 -#define VCLK106_5 0x12 -#define VCLK146_25 0x13 -#define VCLK148_5 0x14 -#define VCLK71 0x15 -#define VCLK88_75 0x16 -#define VCLK119 0x17 -#define VCLK85_5 0x18 -#define VCLK97_75 0x19 -#define VCLK118_25 0x1A - static const struct ast_vbios_dclk_info dclk_table[] = { {0x2C, 0xE7, 0x03}, /* 00: VCLK25_175 */ {0x95, 0x62, 0x03}, /* 01: VCLK28_322 */ @@ -212,141 +166,4 @@ static const struct ast_vbios_stdtable vbios_stdtable[] = { }, }; -static const struct ast_vbios_enhtable res_640x480[] = { - { 800, 640, 8, 96, 525, 480, 2, 2, VCLK25_175, /* 60Hz */ - (SyncNN | HBorder | VBorder | Charx8Dot), 60, 1, 0x2E }, - { 832, 640, 16, 40, 520, 480, 1, 3, VCLK31_5, /* 72Hz */ - (SyncNN | HBorder | VBorder | Charx8Dot), 72, 2, 0x2E }, - { 840, 640, 16, 64, 500, 480, 1, 3, VCLK31_5, /* 75Hz */ - (SyncNN | Charx8Dot) , 75, 3, 0x2E }, - { 832, 640, 56, 56, 509, 480, 1, 3, VCLK36, /* 85Hz */ - (SyncNN | Charx8Dot) , 85, 4, 0x2E }, - { 832, 640, 56, 56, 509, 480, 1, 3, VCLK36, /* end */ - (SyncNN | Charx8Dot) , 0xFF, 4, 0x2E }, -}; - -static const struct ast_vbios_enhtable res_800x600[] = { - {1024, 800, 24, 72, 625, 600, 1, 2, VCLK36, /* 56Hz */ - (SyncPP | Charx8Dot), 56, 1, 0x30 }, - {1056, 800, 40, 128, 628, 600, 1, 4, VCLK40, /* 60Hz */ - (SyncPP | Charx8Dot), 60, 2, 0x30 }, - {1040, 800, 56, 120, 666, 600, 37, 6, VCLK50, /* 72Hz */ - (SyncPP | Charx8Dot), 72, 3, 0x30 }, - {1056, 800, 16, 80, 625, 600, 1, 3, VCLK49_5, /* 75Hz */ - (SyncPP | Charx8Dot), 75, 4, 0x30 }, - {1048, 800, 32, 64, 631, 600, 1, 3, VCLK56_25, /* 85Hz */ - (SyncPP | Charx8Dot), 84, 5, 0x30 }, - {1048, 800, 32, 64, 631, 600, 1, 3, VCLK56_25, /* end */ - (SyncPP | Charx8Dot), 0xFF, 5, 0x30 }, -}; - - -static const struct ast_vbios_enhtable res_1024x768[] = { - {1344, 1024, 24, 136, 806, 768, 3, 6, VCLK65, /* 60Hz */ - (SyncNN | Charx8Dot), 60, 1, 0x31 }, - {1328, 1024, 24, 136, 806, 768, 3, 6, VCLK75, /* 70Hz */ - (SyncNN | Charx8Dot), 70, 2, 0x31 }, - {1312, 1024, 16, 96, 800, 768, 1, 3, VCLK78_75, /* 75Hz */ - (SyncPP | Charx8Dot), 75, 3, 0x31 }, - {1376, 1024, 48, 96, 808, 768, 1, 3, VCLK94_5, /* 85Hz */ - (SyncPP | Charx8Dot), 84, 4, 0x31 }, - {1376, 1024, 48, 96, 808, 768, 1, 3, VCLK94_5, /* end */ - (SyncPP | Charx8Dot), 0xFF, 4, 0x31 }, -}; - -static const struct ast_vbios_enhtable res_1280x1024[] = { - {1688, 1280, 48, 112, 1066, 1024, 1, 3, VCLK108, /* 60Hz */ - (SyncPP | Charx8Dot), 60, 1, 0x32 }, - {1688, 1280, 16, 144, 1066, 1024, 1, 3, VCLK135, /* 75Hz */ - (SyncPP | Charx8Dot), 75, 2, 0x32 }, - {1728, 1280, 64, 160, 1072, 1024, 1, 3, VCLK157_5, /* 85Hz */ - (SyncPP | Charx8Dot), 85, 3, 0x32 }, - {1728, 1280, 64, 160, 1072, 1024, 1, 3, VCLK157_5, /* end */ - (SyncPP | Charx8Dot), 0xFF, 3, 0x32 }, -}; - -static const struct ast_vbios_enhtable res_1600x1200[] = { - {2160, 1600, 64, 192, 1250, 1200, 1, 3, VCLK162, /* 60Hz */ - (SyncPP | Charx8Dot), 60, 1, 0x33 }, - {2160, 1600, 64, 192, 1250, 1200, 1, 3, VCLK162, /* end */ - (SyncPP | Charx8Dot), 0xFF, 1, 0x33 }, -}; - -static const struct ast_vbios_enhtable res_1152x864[] = { - {1600, 1152, 64, 128, 900, 864, 1, 3, VCLK108, /* 75Hz */ - (SyncPP | Charx8Dot | NewModeInfo), 75, 1, 0x3B }, - {1600, 1152, 64, 128, 900, 864, 1, 3, VCLK108, /* end */ - (SyncPP | Charx8Dot | NewModeInfo), 0xFF, 1, 0x3B }, -}; - -/* 16:9 */ -static const struct ast_vbios_enhtable res_1360x768[] = { - {1792, 1360, 64, 112, 795, 768, 3, 6, VCLK85_5, /* 60Hz */ - (SyncPP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 1, 0x39 }, - {1792, 1360, 64, 112, 795, 768, 3, 6, VCLK85_5, /* end */ - (SyncPP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo | - AST2500PreCatchCRT), 0xFF, 1, 0x39 }, -}; - -static const struct ast_vbios_enhtable res_1600x900[] = { - {1760, 1600, 48, 32, 926, 900, 3, 5, VCLK97_75, /* 60Hz CVT RB */ - (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo | - AST2500PreCatchCRT), 60, 1, 0x3A }, - {2112, 1600, 88, 168, 934, 900, 3, 5, VCLK118_25, /* 60Hz CVT */ - (SyncPN | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 2, 0x3A }, - {2112, 1600, 88, 168, 934, 900, 3, 5, VCLK118_25, /* 60Hz CVT */ - (SyncPN | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 0xFF, 2, 0x3A }, -}; - -static const struct ast_vbios_enhtable res_1920x1080[] = { - {2200, 1920, 88, 44, 1125, 1080, 4, 5, VCLK148_5, /* 60Hz */ - (SyncPP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo | - AST2500PreCatchCRT), 60, 1, 0x38 }, - {2200, 1920, 88, 44, 1125, 1080, 4, 5, VCLK148_5, /* 60Hz */ - (SyncPP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo | - AST2500PreCatchCRT), 0xFF, 1, 0x38 }, -}; - - -/* 16:10 */ -static const struct ast_vbios_enhtable res_1280x800[] = { - {1440, 1280, 48, 32, 823, 800, 3, 6, VCLK71, /* 60Hz RB */ - (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo | - AST2500PreCatchCRT), 60, 1, 0x35 }, - {1680, 1280, 72,128, 831, 800, 3, 6, VCLK83_5, /* 60Hz */ - (SyncPN | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 2, 0x35 }, - {1680, 1280, 72,128, 831, 800, 3, 6, VCLK83_5, /* 60Hz */ - (SyncPN | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 0xFF, 2, 0x35 }, - -}; - -static const struct ast_vbios_enhtable res_1440x900[] = { - {1600, 1440, 48, 32, 926, 900, 3, 6, VCLK88_75, /* 60Hz RB */ - (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo | - AST2500PreCatchCRT), 60, 1, 0x36 }, - {1904, 1440, 80,152, 934, 900, 3, 6, VCLK106_5, /* 60Hz */ - (SyncPN | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 2, 0x36 }, - {1904, 1440, 80,152, 934, 900, 3, 6, VCLK106_5, /* 60Hz */ - (SyncPN | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 0xFF, 2, 0x36 }, -}; - -static const struct ast_vbios_enhtable res_1680x1050[] = { - {1840, 1680, 48, 32, 1080, 1050, 3, 6, VCLK119, /* 60Hz RB */ - (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo | - AST2500PreCatchCRT), 60, 1, 0x37 }, - {2240, 1680,104,176, 1089, 1050, 3, 6, VCLK146_25, /* 60Hz */ - (SyncPN | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 2, 0x37 }, - {2240, 1680,104,176, 1089, 1050, 3, 6, VCLK146_25, /* 60Hz */ - (SyncPN | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 0xFF, 2, 0x37 }, -}; - -static const struct ast_vbios_enhtable res_1920x1200[] = { - {2080, 1920, 48, 32, 1235, 1200, 3, 6, VCLK154, /* 60Hz RB*/ - (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo | - AST2500PreCatchCRT), 60, 1, 0x34 }, - {2080, 1920, 48, 32, 1235, 1200, 3, 6, VCLK154, /* 60Hz RB */ - (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo | - AST2500PreCatchCRT), 0xFF, 1, 0x34 }, -}; - #endif diff --git a/drivers/gpu/drm/ast/ast_vbios.c b/drivers/gpu/drm/ast/ast_vbios.c new file mode 100644 index 000000000000..0953e6dd3976 --- /dev/null +++ b/drivers/gpu/drm/ast/ast_vbios.c @@ -0,0 +1,241 @@ +// SPDX-License-Identifier: MIT +/* + * Copyright (c) 2005 ASPEED Technology Inc. + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of the authors not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. The authors makes no representations + * about the suitability of this software for any purpose. It is provided + * "as is" without express or implied warranty. + * + * THE AUTHORS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL THE AUTHORS BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ + +#include "ast_drv.h" +#include "ast_vbios.h" + +/* 4:3 */ + +static const struct ast_vbios_enhtable res_640x480[] = { + { 800, 640, 8, 96, 525, 480, 2, 2, VCLK25_175, /* 60 Hz */ + (SyncNN | HBorder | VBorder | Charx8Dot), 60, 1, 0x2e }, + { 832, 640, 16, 40, 520, 480, 1, 3, VCLK31_5, /* 72 Hz */ + (SyncNN | HBorder | VBorder | Charx8Dot), 72, 2, 0x2e }, + { 840, 640, 16, 64, 500, 480, 1, 3, VCLK31_5, /* 75 Hz */ + (SyncNN | Charx8Dot), 75, 3, 0x2e }, + { 832, 640, 56, 56, 509, 480, 1, 3, VCLK36, /* 85 Hz */ + (SyncNN | Charx8Dot), 85, 4, 0x2e }, + AST_VBIOS_INVALID_MODE, /* end */ +}; + +static const struct ast_vbios_enhtable res_800x600[] = { + { 1024, 800, 24, 72, 625, 600, 1, 2, VCLK36, /* 56 Hz */ + (SyncPP | Charx8Dot), 56, 1, 0x30 }, + { 1056, 800, 40, 128, 628, 600, 1, 4, VCLK40, /* 60 Hz */ + (SyncPP | Charx8Dot), 60, 2, 0x30 }, + { 1040, 800, 56, 120, 666, 600, 37, 6, VCLK50, /* 72 Hz */ + (SyncPP | Charx8Dot), 72, 3, 0x30 }, + { 1056, 800, 16, 80, 625, 600, 1, 3, VCLK49_5, /* 75 Hz */ + (SyncPP | Charx8Dot), 75, 4, 0x30 }, + { 1048, 800, 32, 64, 631, 600, 1, 3, VCLK56_25, /* 85 Hz */ + (SyncPP | Charx8Dot), 84, 5, 0x30 }, + AST_VBIOS_INVALID_MODE, /* end */ +}; + +static const struct ast_vbios_enhtable res_1024x768[] = { + { 1344, 1024, 24, 136, 806, 768, 3, 6, VCLK65, /* 60 Hz */ + (SyncNN | Charx8Dot), 60, 1, 0x31 }, + { 1328, 1024, 24, 136, 806, 768, 3, 6, VCLK75, /* 70 Hz */ + (SyncNN | Charx8Dot), 70, 2, 0x31 }, + { 1312, 1024, 16, 96, 800, 768, 1, 3, VCLK78_75, /* 75 Hz */ + (SyncPP | Charx8Dot), 75, 3, 0x31 }, + { 1376, 1024, 48, 96, 808, 768, 1, 3, VCLK94_5, /* 85 Hz */ + (SyncPP | Charx8Dot), 84, 4, 0x31 }, + AST_VBIOS_INVALID_MODE, /* end */ +}; + +static const struct ast_vbios_enhtable res_1152x864[] = { + { 1600, 1152, 64, 128, 900, 864, 1, 3, VCLK108, /* 75 Hz */ + (SyncPP | Charx8Dot | NewModeInfo), 75, 1, 0x3b }, + AST_VBIOS_INVALID_MODE, /* end */ +}; + +static const struct ast_vbios_enhtable res_1280x1024[] = { + { 1688, 1280, 48, 112, 1066, 1024, 1, 3, VCLK108, /* 60 Hz */ + (SyncPP | Charx8Dot), 60, 1, 0x32 }, + { 1688, 1280, 16, 144, 1066, 1024, 1, 3, VCLK135, /* 75 Hz */ + (SyncPP | Charx8Dot), 75, 2, 0x32 }, + { 1728, 1280, 64, 160, 1072, 1024, 1, 3, VCLK157_5, /* 85 Hz */ + (SyncPP | Charx8Dot), 85, 3, 0x32 }, + AST_VBIOS_INVALID_MODE, /* end */ +}; + +static const struct ast_vbios_enhtable res_1600x1200[] = { + { 2160, 1600, 64, 192, 1250, 1200, 1, 3, VCLK162, /* 60 Hz */ + (SyncPP | Charx8Dot), 60, 1, 0x33 }, + AST_VBIOS_INVALID_MODE, /* end */ +}; + +/* 16:9 */ + +static const struct ast_vbios_enhtable res_1360x768[] = { + { 1792, 1360, 64, 112, 795, 768, 3, 6, VCLK85_5, /* 60 Hz */ + (SyncPP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 1, 0x39 }, + AST_VBIOS_INVALID_MODE, /* end */ +}; + +static const struct ast_vbios_enhtable res_1600x900[] = { + { 1760, 1600, 48, 32, 926, 900, 3, 5, VCLK97_75, /* 60 Hz CVT RB */ + (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo | + AST2500PreCatchCRT), 60, 1, 0x3a }, + { 2112, 1600, 88, 168, 934, 900, 3, 5, VCLK118_25, /* 60 Hz CVT */ + (SyncPN | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 2, 0x3a }, + AST_VBIOS_INVALID_MODE, /* end */ +}; + +static const struct ast_vbios_enhtable res_1920x1080[] = { + { 2200, 1920, 88, 44, 1125, 1080, 4, 5, VCLK148_5, /* 60 Hz */ + (SyncPP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo | + AST2500PreCatchCRT), 60, 1, 0x38 }, + AST_VBIOS_INVALID_MODE, /* end */ +}; + +/* 16:10 */ + +static const struct ast_vbios_enhtable res_1280x800[] = { + { 1440, 1280, 48, 32, 823, 800, 3, 6, VCLK71, /* 60 Hz RB */ + (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo | + AST2500PreCatchCRT), 60, 1, 0x35 }, + { 1680, 1280, 72, 128, 831, 800, 3, 6, VCLK83_5, /* 60 Hz */ + (SyncPN | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 2, 0x35 }, + AST_VBIOS_INVALID_MODE, /* end */ +}; + +static const struct ast_vbios_enhtable res_1440x900[] = { + { 1600, 1440, 48, 32, 926, 900, 3, 6, VCLK88_75, /* 60 Hz RB */ + (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo | + AST2500PreCatchCRT), 60, 1, 0x36 }, + { 1904, 1440, 80, 152, 934, 900, 3, 6, VCLK106_5, /* 60 Hz */ + (SyncPN | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 2, 0x36 }, + AST_VBIOS_INVALID_MODE, /* end */ +}; + +static const struct ast_vbios_enhtable res_1680x1050[] = { + { 1840, 1680, 48, 32, 1080, 1050, 3, 6, VCLK119, /* 60 Hz RB */ + (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo | + AST2500PreCatchCRT), 60, 1, 0x37 }, + { 2240, 1680, 104, 176, 1089, 1050, 3, 6, VCLK146_25, /* 60 Hz */ + (SyncPN | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo), 60, 2, 0x37 }, + AST_VBIOS_INVALID_MODE, /* end */ +}; + +static const struct ast_vbios_enhtable res_1920x1200[] = { + { 2080, 1920, 48, 32, 1235, 1200, 3, 6, VCLK154, /* 60 Hz RB*/ + (SyncNP | Charx8Dot | LineCompareOff | WideScreenMode | NewModeInfo | + AST2500PreCatchCRT), 60, 1, 0x34 }, + AST_VBIOS_INVALID_MODE, /* end */ +}; + +/* + * VBIOS mode tables + */ + +static const struct ast_vbios_enhtable *res_table_wuxga[] = { + &res_1920x1200[0], + NULL, +}; + +static const struct ast_vbios_enhtable *res_table_fullhd[] = { + &res_1920x1080[0], + NULL, +}; + +static const struct ast_vbios_enhtable *res_table_wsxga_p[] = { + &res_1280x800[0], + &res_1360x768[0], + &res_1440x900[0], + &res_1600x900[0], + &res_1680x1050[0], + NULL, +}; + +static const struct ast_vbios_enhtable *res_table[] = { + &res_640x480[0], + &res_800x600[0], + &res_1024x768[0], + &res_1152x864[0], + &res_1280x1024[0], + &res_1600x1200[0], + NULL, +}; + +static const struct ast_vbios_enhtable * +__ast_vbios_find_mode_table(const struct ast_vbios_enhtable **vmode_tables, + unsigned int hdisplay, + unsigned int vdisplay) +{ + while (*vmode_tables) { + if ((*vmode_tables)->hde == hdisplay && (*vmode_tables)->vde == vdisplay) + return *vmode_tables; + ++vmode_tables; + } + + return NULL; +} + +static const struct ast_vbios_enhtable *ast_vbios_find_mode_table(const struct ast_device *ast, + unsigned int hdisplay, + unsigned int vdisplay) +{ + const struct ast_vbios_enhtable *vmode_table = NULL; + + if (ast->support_wuxga) + vmode_table = __ast_vbios_find_mode_table(res_table_wuxga, hdisplay, vdisplay); + if (!vmode_table && ast->support_fullhd) + vmode_table = __ast_vbios_find_mode_table(res_table_fullhd, hdisplay, vdisplay); + if (!vmode_table && ast->support_wsxga_p) + vmode_table = __ast_vbios_find_mode_table(res_table_wsxga_p, hdisplay, vdisplay); + if (!vmode_table) + vmode_table = __ast_vbios_find_mode_table(res_table, hdisplay, vdisplay); + + return vmode_table; +} + +const struct ast_vbios_enhtable *ast_vbios_find_mode(const struct ast_device *ast, + const struct drm_display_mode *mode) +{ + const struct ast_vbios_enhtable *best_vmode = NULL; + const struct ast_vbios_enhtable *vmode_table; + const struct ast_vbios_enhtable *vmode; + u32 refresh_rate; + + vmode_table = ast_vbios_find_mode_table(ast, mode->hdisplay, mode->vdisplay); + if (!vmode_table) + return NULL; + + refresh_rate = drm_mode_vrefresh(mode); + + for (vmode = vmode_table; ast_vbios_mode_is_valid(vmode); ++vmode) { + if (((mode->flags & DRM_MODE_FLAG_NVSYNC) && (vmode->flags & PVSync)) || + ((mode->flags & DRM_MODE_FLAG_PVSYNC) && (vmode->flags & NVSync)) || + ((mode->flags & DRM_MODE_FLAG_NHSYNC) && (vmode->flags & PHSync)) || + ((mode->flags & DRM_MODE_FLAG_PHSYNC) && (vmode->flags & NHSync))) { + continue; + } + if (vmode->refresh_rate <= refresh_rate && + (!best_vmode || vmode->refresh_rate > best_vmode->refresh_rate)) + best_vmode = vmode; + } + + return best_vmode; +} diff --git a/drivers/gpu/drm/ast/ast_vbios.h b/drivers/gpu/drm/ast/ast_vbios.h new file mode 100644 index 000000000000..8cf025010594 --- /dev/null +++ b/drivers/gpu/drm/ast/ast_vbios.h @@ -0,0 +1,108 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Copyright (c) 2005 ASPEED Technology Inc. + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of the authors not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. The authors makes no representations + * about the suitability of this software for any purpose. It is provided + * "as is" without express or implied warranty. + * + * THE AUTHORS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL THE AUTHORS BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ +/* Ported from xf86-video-ast driver */ + +#ifndef AST_VBIOS_H +#define AST_VBIOS_H + +#include <linux/types.h> + +struct ast_device; +struct drm_display_mode; + +#define Charx8Dot 0x00000001 +#define HalfDCLK 0x00000002 +#define DoubleScanMode 0x00000004 +#define LineCompareOff 0x00000008 +#define HBorder 0x00000020 +#define VBorder 0x00000010 +#define WideScreenMode 0x00000100 +#define NewModeInfo 0x00000200 +#define NHSync 0x00000400 +#define PHSync 0x00000800 +#define NVSync 0x00001000 +#define PVSync 0x00002000 +#define SyncPP (PVSync | PHSync) +#define SyncPN (PVSync | NHSync) +#define SyncNP (NVSync | PHSync) +#define SyncNN (NVSync | NHSync) +#define AST2500PreCatchCRT 0x00004000 + +/* DCLK Index */ +#define VCLK25_175 0x00 +#define VCLK28_322 0x01 +#define VCLK31_5 0x02 +#define VCLK36 0x03 +#define VCLK40 0x04 +#define VCLK49_5 0x05 +#define VCLK50 0x06 +#define VCLK56_25 0x07 +#define VCLK65 0x08 +#define VCLK75 0x09 +#define VCLK78_75 0x0a +#define VCLK94_5 0x0b +#define VCLK108 0x0c +#define VCLK135 0x0d +#define VCLK157_5 0x0e +#define VCLK162 0x0f +/* #define VCLK193_25 0x10 */ +#define VCLK154 0x10 +#define VCLK83_5 0x11 +#define VCLK106_5 0x12 +#define VCLK146_25 0x13 +#define VCLK148_5 0x14 +#define VCLK71 0x15 +#define VCLK88_75 0x16 +#define VCLK119 0x17 +#define VCLK85_5 0x18 +#define VCLK97_75 0x19 +#define VCLK118_25 0x1a + +struct ast_vbios_enhtable { + u32 ht; + u32 hde; + u32 hfp; + u32 hsync; + u32 vt; + u32 vde; + u32 vfp; + u32 vsync; + u32 dclk_index; + u32 flags; + u32 refresh_rate; + u32 refresh_rate_index; + u32 mode_id; +}; + +#define AST_VBIOS_INVALID_MODE \ + {0u, 0u, 0u, 0u, 0u, 0u, 0u, 0u, 0u, 0u, 0u, 0u} + +static inline bool ast_vbios_mode_is_valid(const struct ast_vbios_enhtable *vmode) +{ + return vmode->ht && vmode->vt && vmode->refresh_rate; +} + +const struct ast_vbios_enhtable *ast_vbios_find_mode(const struct ast_device *ast, + const struct drm_display_mode *mode); + +#endif |