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authorJonathan Marek <[email protected]>2020-02-27 15:35:54 -0500
committerMarge Bot <[email protected]>2020-02-28 12:48:11 +0000
commit0f0662a5515d04f46dac332b69ec324bad16d812 (patch)
tree85cd215175a322c9bd116ee9257236834f1024a5 /src
parent80ceebcdd10450d5d465f4a0917196da006ba479 (diff)
turnip: add r5g5b5a1_unorm/b5g5r5a1_unorm formats
r5g5b5a1/b5g5r5a1 tiled/ubwc is the same as a1r5g5b5 (in memory), but linear is read as 1_5_5_5 and written with 5_5_5_1 with swap. Signed-off-by: Jonathan Marek <[email protected]> Reviewed-by: Eric Anholt <[email protected]> Tested-by: Marge Bot <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/3806> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/3806>
Diffstat (limited to 'src')
-rw-r--r--src/freedreno/registers/a6xx.xml1
-rw-r--r--src/freedreno/vulkan/tu_formats.c13
2 files changed, 11 insertions, 3 deletions
diff --git a/src/freedreno/registers/a6xx.xml b/src/freedreno/registers/a6xx.xml
index 23373b94bdd..94dfb36e9c0 100644
--- a/src/freedreno/registers/a6xx.xml
+++ b/src/freedreno/registers/a6xx.xml
@@ -22,6 +22,7 @@ xsi:schemaLocation="http://nouveau.freedesktop.org/ rules-ng.xsd">
<value value="0x08" name="FMT6_4_4_4_4_UNORM"/>
<value value="0x0a" name="FMT6_5_5_5_1_UNORM"/>
+ <value value="0x0c" name="FMT6_1_5_5_5_UNORM"/> <!-- read only -->
<value value="0x0e" name="FMT6_5_6_5_UNORM"/>
<value value="0x0f" name="FMT6_8_8_UNORM"/>
diff --git a/src/freedreno/vulkan/tu_formats.c b/src/freedreno/vulkan/tu_formats.c
index 05dd0e87f02..021618ee8f4 100644
--- a/src/freedreno/vulkan/tu_formats.c
+++ b/src/freedreno/vulkan/tu_formats.c
@@ -62,8 +62,8 @@ static const struct tu_native_format tu6_format_table[] = {
TU6_xTC(B4G4R4A4_UNORM_PACK16, 4_4_4_4_UNORM, ZYXW), /* 3 */
TU6_xTC(R5G6B5_UNORM_PACK16, 5_6_5_UNORM, WXYZ), /* 4 */
TU6_xTC(B5G6R5_UNORM_PACK16, 5_6_5_UNORM, WZYX), /* 5 */
- TU6_xxx(R5G5B5A1_UNORM_PACK16, 1_5_5_5_UNORM, XYZW), /* 6 */
- TU6_xxx(B5G5R5A1_UNORM_PACK16, 1_5_5_5_UNORM, XYZW), /* 7 */
+ TU6_xTC(R5G5B5A1_UNORM_PACK16, 5_5_5_1_UNORM, XYZW), /* 6 */
+ TU6_xTC(B5G5R5A1_UNORM_PACK16, 5_5_5_1_UNORM, ZYXW), /* 7 */
TU6_xTC(A1R5G5B5_UNORM_PACK16, 5_5_5_1_UNORM, WXYZ), /* 8 */
/* 8-bit R */
@@ -347,8 +347,15 @@ tu6_format_texture(VkFormat format, bool tiled)
struct tu_native_format fmt = tu6_get_native_format(format);
assert(fmt.supported & FMT_TEXTURE);
- if (tiled)
+ if (!tiled) {
+ /* different from format table when used as linear src */
+ if (format == VK_FORMAT_R5G5B5A1_UNORM_PACK16)
+ fmt.fmt = FMT6_1_5_5_5_UNORM, fmt.swap = WXYZ;
+ if (format == VK_FORMAT_B5G5R5A1_UNORM_PACK16)
+ fmt.fmt = FMT6_1_5_5_5_UNORM, fmt.swap = WZYX;
+ } else {
fmt.swap = WZYX;
+ }
return fmt;
}