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[PATCH 02/11] ui/pixman: Add qemu_pixman_to_drm_format()
From: |
Vivek Kasireddy |
Subject: |
[PATCH 02/11] ui/pixman: Add qemu_pixman_to_drm_format() |
Date: |
Tue, 30 Mar 2021 20:09:52 -0700 |
This new function to get the drm_format associated with a pixman
format will be useful while creating a dmabuf.
Based-on-patch-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Vivek Kasireddy <vivek.kasireddy@intel.com>
---
include/ui/qemu-pixman.h | 1 +
ui/qemu-pixman.c | 35 ++++++++++++++++++++++++-----------
2 files changed, 25 insertions(+), 11 deletions(-)
diff --git a/include/ui/qemu-pixman.h b/include/ui/qemu-pixman.h
index 87737a6f16..806ddcd7cd 100644
--- a/include/ui/qemu-pixman.h
+++ b/include/ui/qemu-pixman.h
@@ -62,6 +62,7 @@ typedef struct PixelFormat {
PixelFormat qemu_pixelformat_from_pixman(pixman_format_code_t format);
pixman_format_code_t qemu_default_pixman_format(int bpp, bool native_endian);
pixman_format_code_t qemu_drm_format_to_pixman(uint32_t drm_format);
+uint32_t qemu_pixman_to_drm_format(pixman_format_code_t pixman);
int qemu_pixman_get_type(int rshift, int gshift, int bshift);
pixman_format_code_t qemu_pixman_get_format(PixelFormat *pf);
bool qemu_pixman_check_format(DisplayChangeListener *dcl,
diff --git a/ui/qemu-pixman.c b/ui/qemu-pixman.c
index 85f2945e88..3ab7e2e958 100644
--- a/ui/qemu-pixman.c
+++ b/ui/qemu-pixman.c
@@ -89,21 +89,34 @@ pixman_format_code_t qemu_default_pixman_format(int bpp,
bool native_endian)
}
/* Note: drm is little endian, pixman is native endian */
+static const struct {
+ uint32_t drm_format;
+ pixman_format_code_t pixman_format;
+} drm_format_pixman_map[] = {
+ { DRM_FORMAT_RGB888, PIXMAN_LE_r8g8b8 },
+ { DRM_FORMAT_ARGB8888, PIXMAN_LE_a8r8g8b8 },
+ { DRM_FORMAT_XRGB8888, PIXMAN_LE_x8r8g8b8 }
+};
+
pixman_format_code_t qemu_drm_format_to_pixman(uint32_t drm_format)
{
- static const struct {
- uint32_t drm_format;
- pixman_format_code_t pixman;
- } map[] = {
- { DRM_FORMAT_RGB888, PIXMAN_LE_r8g8b8 },
- { DRM_FORMAT_ARGB8888, PIXMAN_LE_a8r8g8b8 },
- { DRM_FORMAT_XRGB8888, PIXMAN_LE_x8r8g8b8 }
- };
int i;
- for (i = 0; i < ARRAY_SIZE(map); i++) {
- if (drm_format == map[i].drm_format) {
- return map[i].pixman;
+ for (i = 0; i < ARRAY_SIZE(drm_format_pixman_map); i++) {
+ if (drm_format == drm_format_pixman_map[i].drm_format) {
+ return drm_format_pixman_map[i].pixman_format;
+ }
+ }
+ return 0;
+}
+
+uint32_t qemu_pixman_to_drm_format(pixman_format_code_t pixman_format)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(drm_format_pixman_map); i++) {
+ if (pixman_format == drm_format_pixman_map[i].pixman_format) {
+ return drm_format_pixman_map[i].drm_format;
}
}
return 0;
--
2.26.2
- [PATCH 00/11] Add support for Blob resources feature, Vivek Kasireddy, 2021/03/30
- [PATCH 01/11] ui: Get the fd associated with udmabuf driver, Vivek Kasireddy, 2021/03/30
- [PATCH 02/11] ui/pixman: Add qemu_pixman_to_drm_format(),
Vivek Kasireddy <=
- [PATCH 03/11] virtio-gpu: Add udmabuf helpers, Vivek Kasireddy, 2021/03/30
- [PATCH 05/11] virtio-gpu: Refactor virtio_gpu_set_scanout, Vivek Kasireddy, 2021/03/30
- [PATCH 06/11] virtio-gpu: Refactor virtio_gpu_create_mapping_iov, Vivek Kasireddy, 2021/03/30
- [PATCH 04/11] virtio-gpu: Add virtio_gpu_find_check_resource, Vivek Kasireddy, 2021/03/30
- [PATCH 07/11] virtio-gpu: Add initial definitions for blob resources, Vivek Kasireddy, 2021/03/30
- [PATCH 08/11] virtio-gpu: Add virtio_gpu_resource_create_blob, Vivek Kasireddy, 2021/03/30
- [PATCH 09/11] virtio-gpu: Add helpers to create and destroy dmabuf objects, Vivek Kasireddy, 2021/03/30
- [PATCH 11/11] virtio-gpu: Update cursor data using blob, Vivek Kasireddy, 2021/03/30
- [PATCH 10/11] virtio-gpu: Add virtio_gpu_set_scanout_blob, Vivek Kasireddy, 2021/03/30
- Re: [PATCH 00/11] Add support for Blob resources feature, no-reply, 2021/03/30