[Mesa-dev] [PATCH 2/2] vulkan/wsi/radv: add initial prime support

Mike Lothian mike at fireburn.co.uk
Tue Feb 21 02:51:19 UTC 2017


Feel free to add my "Tested by" to these

Tested with vulkaninfo, vulkancube, vulkanscene and The Talos
Principle 32bit & 64bit

Cheers

Mike

On 21 February 2017 at 02:26, Dave Airlie <airlied at gmail.com> wrote:
> From: Dave Airlie <airlied at redhat.com>
>
> This is a complete rewrite of my previous rfc patches.
>
> This adds the ability to present to a different GPU that rendering
> using a driver side operation that can copy from the tiled to
> linear shared image.
>
> This does prime support completely in the swapchain present code,
> and each queue has a precreated command buffer for each image
> and for the each queue family. This means presenting should work
> on graphics and compute queues and transfer in the future.
>
> Signed-off-by: Dave Airlie <airlied at redhat.com>
> ---
>  src/amd/vulkan/radv_meta.h          |   3 +
>  src/amd/vulkan/radv_meta_copy.c     |  20 ++++++
>  src/amd/vulkan/radv_wsi.c           | 136 +++++++++++++++++++++++++++++++++---
>  src/amd/vulkan/radv_wsi_x11.c       |   4 +-
>  src/intel/vulkan/anv_wsi.c          |   5 +-
>  src/intel/vulkan/anv_wsi_x11.c      |   4 +-
>  src/vulkan/wsi/wsi_common.h         |   8 +++
>  src/vulkan/wsi/wsi_common_wayland.c |   4 ++
>  src/vulkan/wsi/wsi_common_x11.c     |  59 ++++++++++++++--
>  src/vulkan/wsi/wsi_common_x11.h     |   1 +
>  10 files changed, 223 insertions(+), 21 deletions(-)
>
> diff --git a/src/amd/vulkan/radv_meta.h b/src/amd/vulkan/radv_meta.h
> index 8eb3df3..d70fef1 100644
> --- a/src/amd/vulkan/radv_meta.h
> +++ b/src/amd/vulkan/radv_meta.h
> @@ -208,6 +208,9 @@ void radv_meta_resolve_compute_image(struct radv_cmd_buffer *cmd_buffer,
>                                      uint32_t region_count,
>                                      const VkImageResolve *regions);
>
> +void radv_blit_to_prime_linear(struct radv_cmd_buffer *cmd_buffer,
> +                              struct radv_image *image,
> +                              struct radv_image *linear_image);
>  #ifdef __cplusplus
>  }
>  #endif
> diff --git a/src/amd/vulkan/radv_meta_copy.c b/src/amd/vulkan/radv_meta_copy.c
> index 2bd20b5..5473764 100644
> --- a/src/amd/vulkan/radv_meta_copy.c
> +++ b/src/amd/vulkan/radv_meta_copy.c
> @@ -430,3 +430,23 @@ void radv_CmdCopyImage(
>         meta_copy_image(cmd_buffer, src_image, dest_image,
>                         regionCount, pRegions);
>  }
> +
> +void radv_blit_to_prime_linear(struct radv_cmd_buffer *cmd_buffer,
> +                              struct radv_image *image,
> +                              struct radv_image *linear_image)
> +{
> +       struct VkImageCopy image_copy = { 0 };
> +
> +       image_copy.srcSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
> +       image_copy.srcSubresource.layerCount = 1;
> +
> +       image_copy.dstSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
> +       image_copy.dstSubresource.layerCount = 1;
> +
> +       image_copy.extent.width = image->extent.width;
> +       image_copy.extent.height = image->extent.height;
> +       image_copy.extent.depth = 1;
> +
> +       meta_copy_image(cmd_buffer, image, linear_image,
> +                       1, &image_copy);
> +}
> diff --git a/src/amd/vulkan/radv_wsi.c b/src/amd/vulkan/radv_wsi.c
> index ea8e784..4d0168f 100644
> --- a/src/amd/vulkan/radv_wsi.c
> +++ b/src/amd/vulkan/radv_wsi.c
> @@ -24,6 +24,7 @@
>   */
>
>  #include "radv_private.h"
> +#include "radv_meta.h"
>  #include "wsi_common.h"
>
>  static const struct wsi_callbacks wsi_cbs = {
> @@ -92,7 +93,7 @@ VkResult radv_GetPhysicalDeviceSurfaceSupportKHR(
>
>         return iface->get_support(surface, &device->wsi_device,
>                                   &device->instance->alloc,
> -                                 queueFamilyIndex, device->local_fd, pSupported);
> +                                 queueFamilyIndex, device->local_fd, true, pSupported);
>  }
>
>  VkResult radv_GetPhysicalDeviceSurfaceCapabilitiesKHR(
> @@ -139,6 +140,8 @@ static VkResult
>  radv_wsi_image_create(VkDevice device_h,
>                       const VkSwapchainCreateInfoKHR *pCreateInfo,
>                       const VkAllocationCallbacks* pAllocator,
> +                     bool needs_linear_copy,
> +                     bool linear,
>                       VkImage *image_p,
>                       VkDeviceMemory *memory_p,
>                       uint32_t *size,
> @@ -169,7 +172,7 @@ radv_wsi_image_create(VkDevice device_h,
>                                                    .arrayLayers = 1,
>                                                    .samples = 1,
>                                                    /* FIXME: Need a way to use X tiling to allow scanout */
> -                                                  .tiling = VK_IMAGE_TILING_OPTIMAL,
> +                                                  .tiling = linear ? VK_IMAGE_TILING_LINEAR : VK_IMAGE_TILING_OPTIMAL,
>                                                    .usage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT,
>                                                    .flags = 0,
>                                            },
> @@ -180,14 +183,14 @@ radv_wsi_image_create(VkDevice device_h,
>                 return result;
>
>         image = radv_image_from_handle(image_h);
> -
>         VkDeviceMemory memory_h;
>         struct radv_device_memory *memory;
> +
>         result = radv_AllocateMemory(device_h,
>                                      &(VkMemoryAllocateInfo) {
>                                              .sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO,
>                                                      .allocationSize = image->size,
> -                                                    .memoryTypeIndex = 0,
> +                                                    .memoryTypeIndex = linear ? 1 : 0,
>                                                      },
>                                      NULL /* XXX: pAllocator */,
>                                      &memory_h);
> @@ -198,21 +201,28 @@ radv_wsi_image_create(VkDevice device_h,
>
>         radv_BindImageMemory(VK_NULL_HANDLE, image_h, memory_h, 0);
>
> -       bret = device->ws->buffer_get_fd(device->ws,
> -                                        memory->bo, &fd);
> -       if (bret == false)
> -               goto fail_alloc_memory;
> +       /*
> +        * return the fd for the image in the no copy mode,
> +        * or the fd for the linear image if a copy is required.
> +        */
> +       if (!needs_linear_copy || (needs_linear_copy && linear)) {
> +               bret = device->ws->buffer_get_fd(device->ws,
> +                                                memory->bo, &fd);
> +               if (bret == false)
> +                       goto fail_alloc_memory;
> +               *fd_p = fd;
> +       }
>
>         {
>                 struct radeon_bo_metadata metadata;
>                 radv_init_metadata(device, image, &metadata);
>                 device->ws->buffer_set_metadata(memory->bo, &metadata);
>         }
> +
>         surface = &image->surface;
>
>         *image_p = image_h;
>         *memory_p = memory_h;
> -       *fd_p = fd;
>         *size = image->size;
>         *offset = image->offset;
>         *row_pitch = surface->level[0].pitch_bytes;
> @@ -242,6 +252,94 @@ static const struct wsi_image_fns radv_wsi_image_fns = {
>     .free_wsi_image = radv_wsi_image_free,
>  };
>
> +#define NUM_PRIME_POOLS RADV_QUEUE_TRANSFER
> +static void
> +radv_wsi_free_prime_command_buffers(struct radv_device *device,
> +                                   struct wsi_swapchain *swapchain)
> +{
> +       const int num_pools = NUM_PRIME_POOLS;
> +       const int num_images = swapchain->image_count;
> +       int i;
> +       for (i = 0; i < num_pools; i++) {
> +               radv_FreeCommandBuffers(radv_device_to_handle(device),
> +                                    swapchain->cmd_pools[i],
> +                                    swapchain->image_count,
> +                                    &swapchain->cmd_buffers[i * num_images]);
> +
> +               radv_DestroyCommandPool(radv_device_to_handle(device),
> +                                    swapchain->cmd_pools[i],
> +                                    &swapchain->alloc);
> +       }
> +}
> +
> +static VkResult
> +radv_wsi_create_prime_command_buffers(struct radv_device *device,
> +                                     const VkAllocationCallbacks *alloc,
> +                                     struct wsi_swapchain *swapchain)
> +{
> +       const int num_pools = NUM_PRIME_POOLS;
> +       const int num_images = swapchain->image_count;
> +       int num_cmd_buffers = num_images * num_pools; //TODO bump to MAX_QUEUE_FAMILIES
> +       VkResult result;
> +       int i, j;
> +
> +       swapchain->cmd_buffers = vk_alloc(alloc, (sizeof(VkCommandBuffer) * num_cmd_buffers), 8,
> +                                         VK_SYSTEM_ALLOCATION_SCOPE_DEVICE);
> +       if (!swapchain->cmd_buffers)
> +               return VK_ERROR_OUT_OF_HOST_MEMORY;
> +
> +       memset(swapchain->cmd_buffers, 0, sizeof(VkCommandBuffer) * num_cmd_buffers);
> +       memset(swapchain->cmd_pools, 0, sizeof(VkCommandPool) * num_pools);
> +       for (i = 0; i < num_pools; i++) {
> +               VkCommandPoolCreateInfo pool_create_info;
> +
> +               pool_create_info.sType = VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO;
> +               pool_create_info.pNext = NULL;
> +               pool_create_info.flags = 0;
> +               pool_create_info.queueFamilyIndex = i;
> +
> +               result = radv_CreateCommandPool(radv_device_to_handle(device),
> +                                               &pool_create_info, alloc,
> +                                               &swapchain->cmd_pools[i]);
> +               if (result != VK_SUCCESS)
> +                       goto fail;
> +
> +               VkCommandBufferAllocateInfo cmd_buffer_info;
> +               cmd_buffer_info.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO;
> +               cmd_buffer_info.pNext = NULL;
> +               cmd_buffer_info.commandPool = swapchain->cmd_pools[i];
> +               cmd_buffer_info.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY;
> +               cmd_buffer_info.commandBufferCount = num_images;
> +
> +               result = radv_AllocateCommandBuffers(radv_device_to_handle(device),
> +                                                    &cmd_buffer_info,
> +                                                    &swapchain->cmd_buffers[i * num_images]);
> +               if (result != VK_SUCCESS)
> +                       goto fail;
> +               for (j = 0; j < num_images; j++) {
> +                       VkImage image, linear_image;
> +                       int idx = (i * num_images) + j;
> +
> +                       swapchain->get_image_and_linear(swapchain, j, &image, &linear_image);
> +                       VkCommandBufferBeginInfo begin_info = {0};
> +
> +                       begin_info.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO;
> +
> +                       radv_BeginCommandBuffer(swapchain->cmd_buffers[idx], &begin_info);
> +
> +                       radv_blit_to_prime_linear(radv_cmd_buffer_from_handle(swapchain->cmd_buffers[idx]),
> +                                                 radv_image_from_handle(image),
> +                                                 radv_image_from_handle(linear_image));
> +
> +                       radv_EndCommandBuffer(swapchain->cmd_buffers[idx]);
> +               }
> +       }
> +       return VK_SUCCESS;
> +fail:
> +       radv_wsi_free_prime_command_buffers(device, swapchain);
> +       return result;
> +}
> +
>  VkResult radv_CreateSwapchainKHR(
>         VkDevice                                     _device,
>         const VkSwapchainCreateInfoKHR*              pCreateInfo,
> @@ -260,6 +358,7 @@ VkResult radv_CreateSwapchainKHR(
>                 alloc = &device->alloc;
>         VkResult result = iface->create_swapchain(surface, _device,
>                                                   &device->physical_device->wsi_device,
> +                                                 device->physical_device->local_fd,
>                                                   pCreateInfo,
>                                                   alloc, &radv_wsi_image_fns,
>                                                   &swapchain);
> @@ -274,6 +373,13 @@ VkResult radv_CreateSwapchainKHR(
>         for (unsigned i = 0; i < ARRAY_SIZE(swapchain->fences); i++)
>                 swapchain->fences[i] = VK_NULL_HANDLE;
>
> +       if (swapchain->needs_linear_copy) {
> +               result = radv_wsi_create_prime_command_buffers(device, alloc,
> +                                                              swapchain);
> +               if (result != VK_SUCCESS)
> +                       return result;
> +       }
> +
>         *pSwapchain = wsi_swapchain_to_handle(swapchain);
>
>         return VK_SUCCESS;
> @@ -301,6 +407,9 @@ void radv_DestroySwapchainKHR(
>                         radv_DestroyFence(_device, swapchain->fences[i], pAllocator);
>         }
>
> +       if (swapchain->needs_linear_copy)
> +               radv_wsi_free_prime_command_buffers(device, swapchain);
> +
>         swapchain->destroy(swapchain, alloc);
>  }
>
> @@ -347,7 +456,7 @@ VkResult radv_QueuePresentKHR(
>
>         for (uint32_t i = 0; i < pPresentInfo->swapchainCount; i++) {
>                 RADV_FROM_HANDLE(wsi_swapchain, swapchain, pPresentInfo->pSwapchains[i]);
> -
> +               struct radeon_winsys_cs *cs;
>                 assert(radv_device_from_handle(swapchain->device) == queue->device);
>                 if (swapchain->fences[0] == VK_NULL_HANDLE) {
>                         result = radv_CreateFence(radv_device_to_handle(queue->device),
> @@ -362,11 +471,16 @@ VkResult radv_QueuePresentKHR(
>                                          1, &swapchain->fences[0]);
>                 }
>
> +               if (swapchain->needs_linear_copy) {
> +                       int idx = (queue->queue_family_index * swapchain->image_count) + pPresentInfo->pImageIndices[i];
> +                       cs = radv_cmd_buffer_from_handle(swapchain->cmd_buffers[idx])->cs;
> +               } else
> +                       cs = queue->device->empty_cs[queue->queue_family_index];
>                 RADV_FROM_HANDLE(radv_fence, fence, swapchain->fences[0]);
>                 struct radeon_winsys_fence *base_fence = fence->fence;
>                 struct radeon_winsys_ctx *ctx = queue->hw_ctx;
>                 queue->device->ws->cs_submit(ctx, queue->queue_idx,
> -                                            &queue->device->empty_cs[queue->queue_family_index],
> +                                            &cs,
>                                              1, NULL,
>                                              (struct radeon_winsys_sem **)pPresentInfo->pWaitSemaphores,
>                                              pPresentInfo->waitSemaphoreCount, NULL, 0, false, base_fence);
> diff --git a/src/amd/vulkan/radv_wsi_x11.c b/src/amd/vulkan/radv_wsi_x11.c
> index 97d4277..c65ac93 100644
> --- a/src/amd/vulkan/radv_wsi_x11.c
> +++ b/src/amd/vulkan/radv_wsi_x11.c
> @@ -46,7 +46,7 @@ VkBool32 radv_GetPhysicalDeviceXcbPresentationSupportKHR(
>        &device->wsi_device,
>        &device->instance->alloc,
>        queueFamilyIndex,
> -      device->local_fd,
> +      device->local_fd, true,
>        connection, visual_id);
>  }
>
> @@ -62,7 +62,7 @@ VkBool32 radv_GetPhysicalDeviceXlibPresentationSupportKHR(
>        &device->wsi_device,
>        &device->instance->alloc,
>        queueFamilyIndex,
> -      device->local_fd,
> +      device->local_fd, true,
>        XGetXCBConnection(dpy), visualID);
>  }
>
> diff --git a/src/intel/vulkan/anv_wsi.c b/src/intel/vulkan/anv_wsi.c
> index a69a741..4236ee1 100644
> --- a/src/intel/vulkan/anv_wsi.c
> +++ b/src/intel/vulkan/anv_wsi.c
> @@ -94,7 +94,7 @@ VkResult anv_GetPhysicalDeviceSurfaceSupportKHR(
>
>     return iface->get_support(surface, &device->wsi_device,
>                               &device->instance->alloc,
> -                             queueFamilyIndex, device->local_fd, pSupported);
> +                             queueFamilyIndex, device->local_fd, false, pSupported);
>  }
>
>  VkResult anv_GetPhysicalDeviceSurfaceCapabilitiesKHR(
> @@ -142,6 +142,8 @@ static VkResult
>  x11_anv_wsi_image_create(VkDevice device_h,
>                           const VkSwapchainCreateInfoKHR *pCreateInfo,
>                           const VkAllocationCallbacks* pAllocator,
> +                         bool different_gpu,
> +                         bool linear,
>                           VkImage *image_p,
>                           VkDeviceMemory *memory_p,
>                           uint32_t *size,
> @@ -272,6 +274,7 @@ VkResult anv_CreateSwapchainKHR(
>       alloc = &device->alloc;
>     VkResult result = iface->create_swapchain(surface, _device,
>                                               &device->instance->physicalDevice.wsi_device,
> +                                             device->instance->physicalDevice.local_fd,
>                                               pCreateInfo,
>                                               alloc, &anv_wsi_image_fns,
>                                               &swapchain);
> diff --git a/src/intel/vulkan/anv_wsi_x11.c b/src/intel/vulkan/anv_wsi_x11.c
> index 3042509..2feb5f1 100644
> --- a/src/intel/vulkan/anv_wsi_x11.c
> +++ b/src/intel/vulkan/anv_wsi_x11.c
> @@ -42,7 +42,7 @@ VkBool32 anv_GetPhysicalDeviceXcbPresentationSupportKHR(
>        &device->wsi_device,
>        &device->instance->alloc,
>        queueFamilyIndex,
> -      device->local_fd,
> +      device->local_fd, false,
>        connection, visual_id);
>  }
>
> @@ -58,7 +58,7 @@ VkBool32 anv_GetPhysicalDeviceXlibPresentationSupportKHR(
>        &device->wsi_device,
>        &device->instance->alloc,
>        queueFamilyIndex,
> -      device->local_fd,
> +      device->local_fd, false,
>        XGetXCBConnection(dpy), visualID);
>  }
>
> diff --git a/src/vulkan/wsi/wsi_common.h b/src/vulkan/wsi/wsi_common.h
> index 1a22935..498e0e4 100644
> --- a/src/vulkan/wsi/wsi_common.h
> +++ b/src/vulkan/wsi/wsi_common.h
> @@ -35,6 +35,8 @@ struct wsi_image_fns {
>     VkResult (*create_wsi_image)(VkDevice device_h,
>                                  const VkSwapchainCreateInfoKHR *pCreateInfo,
>                                  const VkAllocationCallbacks *pAllocator,
> +                                bool needs_linear_copy,
> +                                bool linear,
>                                  VkImage *image_p,
>                                  VkDeviceMemory *memory_p,
>                                  uint32_t *size_p,
> @@ -53,8 +55,11 @@ struct wsi_swapchain {
>     VkAllocationCallbacks alloc;
>     const struct wsi_image_fns *image_fns;
>     VkFence fences[3];
> +   VkCommandBuffer *cmd_buffers;
> +   VkCommandPool cmd_pools[3];
>     VkPresentModeKHR present_mode;
>     int image_count;
> +   bool needs_linear_copy;
>
>     VkResult (*destroy)(struct wsi_swapchain *swapchain,
>                         const VkAllocationCallbacks *pAllocator);
> @@ -65,6 +70,7 @@ struct wsi_swapchain {
>                                    uint32_t *image_index);
>     VkResult (*queue_present)(struct wsi_swapchain *swap_chain,
>                               uint32_t image_index);
> +   void (*get_image_and_linear)(struct wsi_swapchain *swapchain, int imageIndex, VkImage *image, VkImage *linear_image);
>  };
>
>  struct wsi_interface {
> @@ -73,6 +79,7 @@ struct wsi_interface {
>                             const VkAllocationCallbacks *alloc,
>                             uint32_t queueFamilyIndex,
>                             int local_fd,
> +                           bool can_handle_different_gpu,
>                             VkBool32* pSupported);
>     VkResult (*get_capabilities)(VkIcdSurfaceBase *surface,
>                                  VkSurfaceCapabilitiesKHR* pSurfaceCapabilities);
> @@ -86,6 +93,7 @@ struct wsi_interface {
>     VkResult (*create_swapchain)(VkIcdSurfaceBase *surface,
>                                  VkDevice device,
>                                  struct wsi_device *wsi_device,
> +                                int local_fd,
>                                  const VkSwapchainCreateInfoKHR* pCreateInfo,
>                                  const VkAllocationCallbacks* pAllocator,
>                                  const struct wsi_image_fns *image_fns,
> diff --git a/src/vulkan/wsi/wsi_common_wayland.c b/src/vulkan/wsi/wsi_common_wayland.c
> index e6490ee..1d6f28c 100644
> --- a/src/vulkan/wsi/wsi_common_wayland.c
> +++ b/src/vulkan/wsi/wsi_common_wayland.c
> @@ -352,6 +352,7 @@ wsi_wl_surface_get_support(VkIcdSurfaceBase *surface,
>                             const VkAllocationCallbacks *alloc,
>                             uint32_t queueFamilyIndex,
>                             int local_fd,
> +                           bool can_handle_different_gpu,
>                             VkBool32* pSupported)
>  {
>     *pSupported = true;
> @@ -637,6 +638,8 @@ wsi_wl_image_init(struct wsi_wl_swapchain *chain,
>     result = chain->base.image_fns->create_wsi_image(vk_device,
>                                                      pCreateInfo,
>                                                      pAllocator,
> +                                                    false,
> +                                                    false,
>                                                      &image->image,
>                                                      &image->memory,
>                                                      &size,
> @@ -694,6 +697,7 @@ static VkResult
>  wsi_wl_surface_create_swapchain(VkIcdSurfaceBase *icd_surface,
>                                  VkDevice device,
>                                  struct wsi_device *wsi_device,
> +                                int local_fd,
>                                  const VkSwapchainCreateInfoKHR* pCreateInfo,
>                                  const VkAllocationCallbacks* pAllocator,
>                                  const struct wsi_image_fns *image_fns,
> diff --git a/src/vulkan/wsi/wsi_common_x11.c b/src/vulkan/wsi/wsi_common_x11.c
> index 9e19b10..f3dfb67 100644
> --- a/src/vulkan/wsi/wsi_common_x11.c
> +++ b/src/vulkan/wsi/wsi_common_x11.c
> @@ -317,6 +317,7 @@ VkBool32 wsi_get_physical_device_xcb_presentation_support(
>      VkAllocationCallbacks *alloc,
>      uint32_t                                    queueFamilyIndex,
>      int fd,
> +    bool can_handle_different_gpu,
>      xcb_connection_t*                           connection,
>      xcb_visualid_t                              visual_id)
>  {
> @@ -332,8 +333,9 @@ VkBool32 wsi_get_physical_device_xcb_presentation_support(
>        return false;
>     }
>
> -   if (!wsi_x11_check_dri3_compatible(connection, fd))
> -      return false;
> +   if (!can_handle_different_gpu)
> +      if (!wsi_x11_check_dri3_compatible(connection, fd))
> +         return false;
>
>     unsigned visual_depth;
>     if (!connection_get_visualtype(connection, visual_id, &visual_depth))
> @@ -369,6 +371,7 @@ x11_surface_get_support(VkIcdSurfaceBase *icd_surface,
>                          const VkAllocationCallbacks *alloc,
>                          uint32_t queueFamilyIndex,
>                          int local_fd,
> +                        bool can_handle_different_gpu,
>                          VkBool32* pSupported)
>  {
>     xcb_connection_t *conn = x11_surface_get_connection(icd_surface);
> @@ -386,8 +389,9 @@ x11_surface_get_support(VkIcdSurfaceBase *icd_surface,
>        return VK_SUCCESS;
>     }
>
> -   if (!wsi_x11_check_dri3_compatible(conn, local_fd))
> -      return false;
> +   if (!can_handle_different_gpu)
> +      if (!wsi_x11_check_dri3_compatible(conn, local_fd))
> +         return false;
>
>     unsigned visual_depth;
>     if (!get_visualtype_for_window(conn, window, &visual_depth)) {
> @@ -550,7 +554,9 @@ VkResult wsi_create_xlib_surface(const VkAllocationCallbacks *pAllocator,
>
>  struct x11_image {
>     VkImage image;
> +   VkImage linear_image; // for prime
>     VkDeviceMemory memory;
> +   VkDeviceMemory linear_memory; // for prime
>     xcb_pixmap_t                              pixmap;
>     bool                                      busy;
>     struct xshmfence *                        shm_fence;
> @@ -607,6 +613,15 @@ x11_get_images(struct wsi_swapchain *anv_chain,
>     return result;
>  }
>
> +static void
> +x11_get_image_and_linear(struct wsi_swapchain *drv_chain,
> +                         int imageIndex, VkImage *image, VkImage *linear_image)
> +{
> +   struct x11_swapchain *chain = (struct x11_swapchain *)drv_chain;
> +   *image = chain->images[imageIndex].image;
> +   *linear_image = chain->images[imageIndex].linear_image;
> +}
> +
>  static VkResult
>  x11_handle_dri3_present_event(struct x11_swapchain *chain,
>                                xcb_present_generic_event_t *event)
> @@ -890,6 +905,8 @@ x11_image_init(VkDevice device_h, struct x11_swapchain *chain,
>     result = chain->base.image_fns->create_wsi_image(device_h,
>                                                      pCreateInfo,
>                                                      pAllocator,
> +                                                    chain->base.needs_linear_copy,
> +                                                    false,
>                                                      &image->image,
>                                                      &image->memory,
>                                                      &size,
> @@ -899,6 +916,25 @@ x11_image_init(VkDevice device_h, struct x11_swapchain *chain,
>     if (result != VK_SUCCESS)
>        return result;
>
> +   if (chain->base.needs_linear_copy) {
> +      result = chain->base.image_fns->create_wsi_image(device_h,
> +                                                       pCreateInfo,
> +                                                       pAllocator,
> +                                                       chain->base.needs_linear_copy,
> +                                                       true,
> +                                                       &image->linear_image,
> +                                                       &image->linear_memory,
> +                                                       &size,
> +                                                       &offset,
> +                                                       &row_pitch,
> +                                                       &fd);
> +      if (result != VK_SUCCESS) {
> +         chain->base.image_fns->free_wsi_image(device_h, pAllocator,
> +                                               image->image, image->memory);
> +         return result;
> +      }
> +   }
> +
>     image->pixmap = xcb_generate_id(chain->conn);
>
>     cookie =
> @@ -939,8 +975,12 @@ fail_pixmap:
>     cookie = xcb_free_pixmap(chain->conn, image->pixmap);
>     xcb_discard_reply(chain->conn, cookie.sequence);
>
> +   if (chain->base.needs_linear_copy) {
> +      chain->base.image_fns->free_wsi_image(device_h, pAllocator,
> +                                            image->linear_image, image->linear_memory);
> +   }
>     chain->base.image_fns->free_wsi_image(device_h, pAllocator,
> -                                        image->image, image->memory);
> +                                         image->image, image->memory);
>
>     return result;
>  }
> @@ -959,6 +999,10 @@ x11_image_finish(struct x11_swapchain *chain,
>     cookie = xcb_free_pixmap(chain->conn, image->pixmap);
>     xcb_discard_reply(chain->conn, cookie.sequence);
>
> +   if (chain->base.needs_linear_copy) {
> +      chain->base.image_fns->free_wsi_image(chain->base.device, pAllocator,
> +                                            image->linear_image, image->linear_memory);
> +   }
>     chain->base.image_fns->free_wsi_image(chain->base.device, pAllocator,
>                                          image->image, image->memory);
>  }
> @@ -997,6 +1041,7 @@ static VkResult
>  x11_surface_create_swapchain(VkIcdSurfaceBase *icd_surface,
>                               VkDevice device,
>                               struct wsi_device *wsi_device,
> +                             int local_fd,
>                               const VkSwapchainCreateInfoKHR *pCreateInfo,
>                               const VkAllocationCallbacks* pAllocator,
>                               const struct wsi_image_fns *image_fns,
> @@ -1027,6 +1072,7 @@ x11_surface_create_swapchain(VkIcdSurfaceBase *icd_surface,
>     chain->base.device = device;
>     chain->base.destroy = x11_swapchain_destroy;
>     chain->base.get_images = x11_get_images;
> +   chain->base.get_image_and_linear = x11_get_image_and_linear;
>     chain->base.acquire_next_image = x11_acquire_next_image;
>     chain->base.queue_present = x11_queue_present;
>     chain->base.image_fns = image_fns;
> @@ -1043,6 +1089,9 @@ x11_surface_create_swapchain(VkIcdSurfaceBase *icd_surface,
>
>     free(geometry);
>
> +   if (!wsi_x11_check_dri3_compatible(conn, local_fd))
> +       chain->base.needs_linear_copy = true;
> +
>     chain->event_id = xcb_generate_id(chain->conn);
>     xcb_present_select_input(chain->conn, chain->event_id, chain->window,
>                              XCB_PRESENT_EVENT_MASK_CONFIGURE_NOTIFY |
> diff --git a/src/vulkan/wsi/wsi_common_x11.h b/src/vulkan/wsi/wsi_common_x11.h
> index 01f1d66..b335408 100644
> --- a/src/vulkan/wsi/wsi_common_x11.h
> +++ b/src/vulkan/wsi/wsi_common_x11.h
> @@ -30,6 +30,7 @@ VkBool32 wsi_get_physical_device_xcb_presentation_support(
>      VkAllocationCallbacks *alloc,
>      uint32_t                                    queueFamilyIndex,
>      int local_fd,
> +    bool can_handle_different_gpu,
>      xcb_connection_t*                           connection,
>      xcb_visualid_t                              visual_id);
>
> --
> 2.9.3
>
> _______________________________________________
> mesa-dev mailing list
> mesa-dev at lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/mesa-dev


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