diff options
| author | Dave Airlie <airlied@redhat.com> | 2014-03-28 01:05:12 (GMT) |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2014-05-19 01:13:57 (GMT) |
| commit | 83c6620bae3f14adb2430fdcc367980fe3b7bee2 (patch) | |
| tree | b7d9d9d1d70c2ae5fb5479bdd16b7f04d9282892 /drivers/gpu/drm/ast/ast_drv.h | |
| parent | 0e5ce92438146655d60447802d2c11bdbc089329 (diff) | |
| download | linux-83c6620bae3f14adb2430fdcc367980fe3b7bee2.tar.xz | |
drm/ast: initial DP501 support (v0.2)
This is the initial attempt at porting the DP501 code from the userspace
driver,
the firmware file is in
http://people.freedesktop.org/~airlied/ast_dp501_fw.bin
this should really be exposed as another encoder/connector that is cloneable
v0.2:
init 3rd tx properly,
add scratch reduction of VRAM size
backup firmware properly.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/ast/ast_drv.h')
| -rw-r--r-- | drivers/gpu/drm/ast/ast_drv.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/gpu/drm/ast/ast_drv.h b/drivers/gpu/drm/ast/ast_drv.h index 5617427..5d6a875 100644 --- a/drivers/gpu/drm/ast/ast_drv.h +++ b/drivers/gpu/drm/ast/ast_drv.h @@ -65,6 +65,13 @@ enum ast_chip { AST1180, }; +enum ast_tx_chip { + AST_TX_NONE, + AST_TX_SIL164, + AST_TX_ITE66121, + AST_TX_DP501, +}; + #define AST_DRAM_512Mx16 0 #define AST_DRAM_1Gx16 1 #define AST_DRAM_512Mx32 2 @@ -104,6 +111,11 @@ struct ast_private { struct ttm_bo_kmap_obj cache_kmap; int next_cursor; bool support_wide_screen; + + enum ast_tx_chip tx_chip_type; + u8 dp501_maxclk; + u8 *dp501_fw_addr; + const struct firmware *dp501_fw; /* dp501 fw */ }; int ast_driver_load(struct drm_device *dev, unsigned long flags); @@ -370,4 +382,14 @@ int ast_mmap(struct file *filp, struct vm_area_struct *vma); /* ast post */ void ast_post_gpu(struct drm_device *dev); +u32 ast_mindwm(struct ast_private *ast, u32 r); +void ast_moutdwm(struct ast_private *ast, u32 r, u32 v); +/* ast dp501 */ +int ast_load_dp501_microcode(struct drm_device *dev); +void ast_set_dp501_video_output(struct drm_device *dev, u8 mode); +bool ast_launch_m68k(struct drm_device *dev); +bool ast_backup_fw(struct drm_device *dev, u8 *addr, u32 size); +bool ast_dp501_read_edid(struct drm_device *dev, u8 *ediddata); +u8 ast_get_dp501_max_clk(struct drm_device *dev); +void ast_init_3rdtx(struct drm_device *dev); #endif |