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drm/vc4: Add some missing HVS register definitions.

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At least the RGBA expand field we should have been setting, because we
aren't expanding correctly for 565 -> 8888.  Other registers are ones
that may be interesting for various projects that have been discussed.

Signed-off-by: Eric Anholt <eric@anholt.net>
Acked-by: Stefan Schake <stschake@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/1523479755-20812-2-git-send-email-stschake@gmail.com
This commit is contained in:
Eric Anholt 2018-04-11 22:49:12 +02:00
parent 2d078c2d04
commit aa80844042
1 changed files with 96 additions and 0 deletions
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96
drivers/gpu/drm/vc4/vc4_regs.h
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@ -330,6 +330,21 @@
#define SCALER_DISPCTRL0 0x00000040
# define SCALER_DISPCTRLX_ENABLE BIT(31)
# define SCALER_DISPCTRLX_RESET BIT(30)
/* Generates a single frame when VSTART is seen and stops at the last
* pixel read from the FIFO.
*/
# define SCALER_DISPCTRLX_ONESHOT BIT(29)
/* Processes a single context in the dlist and then task switch,
* instead of an entire line.
*/
# define SCALER_DISPCTRLX_ONECTX BIT(28)
/* Set to have DISPSLAVE return 2 16bpp pixels and no status data. */
# define SCALER_DISPCTRLX_FIFO32 BIT(27)
/* Turns on output to the DISPSLAVE register instead of the normal
* FIFO.
*/
# define SCALER_DISPCTRLX_FIFOREG BIT(26)
# define SCALER_DISPCTRLX_WIDTH_MASK VC4_MASK(23, 12)
# define SCALER_DISPCTRLX_WIDTH_SHIFT 12
# define SCALER_DISPCTRLX_HEIGHT_MASK VC4_MASK(11, 0)
@ -402,6 +417,68 @@
*/
# define SCALER_GAMADDR_SRAMENB BIT(30)
#define SCALER_OLEDOFFS 0x00000080
/* Clamps R to [16,235] and G/B to [16,240]. */
# define SCALER_OLEDOFFS_YUVCLAMP BIT(31)
/* Chooses which display FIFO the matrix applies to. */
# define SCALER_OLEDOFFS_DISPFIFO_MASK VC4_MASK(25, 24)
# define SCALER_OLEDOFFS_DISPFIFO_SHIFT 24
# define SCALER_OLEDOFFS_DISPFIFO_DISABLED 0
# define SCALER_OLEDOFFS_DISPFIFO_0 1
# define SCALER_OLEDOFFS_DISPFIFO_1 2
# define SCALER_OLEDOFFS_DISPFIFO_2 3
/* Offsets are 8-bit 2s-complement. */
# define SCALER_OLEDOFFS_RED_MASK VC4_MASK(23, 16)
# define SCALER_OLEDOFFS_RED_SHIFT 16
# define SCALER_OLEDOFFS_GREEN_MASK VC4_MASK(15, 8)
# define SCALER_OLEDOFFS_GREEN_SHIFT 8
# define SCALER_OLEDOFFS_BLUE_MASK VC4_MASK(7, 0)
# define SCALER_OLEDOFFS_BLUE_SHIFT 0
/* The coefficients are S0.9 fractions. */
#define SCALER_OLEDCOEF0 0x00000084
# define SCALER_OLEDCOEF0_B_TO_R_MASK VC4_MASK(29, 20)
# define SCALER_OLEDCOEF0_B_TO_R_SHIFT 20
# define SCALER_OLEDCOEF0_B_TO_G_MASK VC4_MASK(19, 10)
# define SCALER_OLEDCOEF0_B_TO_G_SHIFT 10
# define SCALER_OLEDCOEF0_B_TO_B_MASK VC4_MASK(9, 0)
# define SCALER_OLEDCOEF0_B_TO_B_SHIFT 0
#define SCALER_OLEDCOEF1 0x00000088
# define SCALER_OLEDCOEF1_G_TO_R_MASK VC4_MASK(29, 20)
# define SCALER_OLEDCOEF1_G_TO_R_SHIFT 20
# define SCALER_OLEDCOEF1_G_TO_G_MASK VC4_MASK(19, 10)
# define SCALER_OLEDCOEF1_G_TO_G_SHIFT 10
# define SCALER_OLEDCOEF1_G_TO_B_MASK VC4_MASK(9, 0)
# define SCALER_OLEDCOEF1_G_TO_B_SHIFT 0
#define SCALER_OLEDCOEF2 0x0000008c
# define SCALER_OLEDCOEF2_R_TO_R_MASK VC4_MASK(29, 20)
# define SCALER_OLEDCOEF2_R_TO_R_SHIFT 20
# define SCALER_OLEDCOEF2_R_TO_G_MASK VC4_MASK(19, 10)
# define SCALER_OLEDCOEF2_R_TO_G_SHIFT 10
# define SCALER_OLEDCOEF2_R_TO_B_MASK VC4_MASK(9, 0)
# define SCALER_OLEDCOEF2_R_TO_B_SHIFT 0
/* Slave addresses for DMAing from HVS composition output to other
* devices. The top bits are valid only in !FIFO32 mode.
*/
#define SCALER_DISPSLAVE0 0x000000c0
#define SCALER_DISPSLAVE1 0x000000c9
#define SCALER_DISPSLAVE2 0x000000d0
# define SCALER_DISPSLAVE_ISSUE_VSTART BIT(31)
# define SCALER_DISPSLAVE_ISSUE_HSTART BIT(30)
/* Set when the current line has been read and an HSTART is required. */
# define SCALER_DISPSLAVE_EOL BIT(26)
/* Set when the display FIFO is empty. */
# define SCALER_DISPSLAVE_EMPTY BIT(25)
/* Set when there is RGB data ready to read. */
# define SCALER_DISPSLAVE_VALID BIT(24)
# define SCALER_DISPSLAVE_RGB_MASK VC4_MASK(23, 0)
# define SCALER_DISPSLAVE_RGB_SHIFT 0
#define SCALER_GAMDATA 0x000000e0
#define SCALER_DLIST_START 0x00002000
#define SCALER_DLIST_SIZE 0x00004000
@ -767,6 +844,10 @@ enum hvs_pixel_format {
HVS_PIXEL_FORMAT_YCBCR_YUV420_2PLANE = 9,
HVS_PIXEL_FORMAT_YCBCR_YUV422_3PLANE = 10,
HVS_PIXEL_FORMAT_YCBCR_YUV422_2PLANE = 11,
HVS_PIXEL_FORMAT_H264 = 12,
HVS_PIXEL_FORMAT_PALETTE = 13,
HVS_PIXEL_FORMAT_YUV444_RGB = 14,
HVS_PIXEL_FORMAT_AYUV444_RGB = 15,
};
/* Note: the LSB is the rightmost character shown. Only valid for
@ -800,12 +881,27 @@ enum hvs_pixel_format {
#define SCALER_CTL0_TILING_128B 2
#define SCALER_CTL0_TILING_256B_OR_T 3
#define SCALER_CTL0_ALPHA_MASK BIT(19)
#define SCALER_CTL0_HFLIP BIT(16)
#define SCALER_CTL0_VFLIP BIT(15)
#define SCALER_CTL0_KEY_MODE_MASK VC4_MASK(18, 17)
#define SCALER_CTL0_KEY_MODE_SHIFT 17
#define SCALER_CTL0_KEY_DISABLED 0
#define SCALER_CTL0_KEY_LUMA_OR_COMMON_RGB 1
#define SCALER_CTL0_KEY_MATCH 2 /* turn transparent */
#define SCALER_CTL0_KEY_REPLACE 3 /* replace with value from key mask word 2 */
#define SCALER_CTL0_ORDER_MASK VC4_MASK(14, 13)
#define SCALER_CTL0_ORDER_SHIFT 13
#define SCALER_CTL0_RGBA_EXPAND_MASK VC4_MASK(12, 11)
#define SCALER_CTL0_RGBA_EXPAND_SHIFT 11
#define SCALER_CTL0_RGBA_EXPAND_ZERO 0
#define SCALER_CTL0_RGBA_EXPAND_LSB 1
#define SCALER_CTL0_RGBA_EXPAND_MSB 2
#define SCALER_CTL0_RGBA_EXPAND_ROUND 3
#define SCALER_CTL0_SCL1_MASK VC4_MASK(10, 8)
#define SCALER_CTL0_SCL1_SHIFT 8