Re: [Intel-xe] [PATCH v2 2/4] drm/xe/gsc: add has_heci_gscfi indication to device

From: Rodrigo Vivi
Date: Mon Sep 18 2023 - 12:19:59 EST


On Thu, Sep 14, 2023 at 11:01:36AM +0300, Alexander Usyskin wrote:
> From: Vitaly Lubart <vitaly.lubart@xxxxxxxxx>
>
> Mark support of MEI-GSC interaction per device.
> Add has_heci_gscfi indication to xe_device and xe_pci structures.
> Mark DG1 and DG2 devices as supported.
>
> Signed-off-by: Vitaly Lubart <vitaly.lubart@xxxxxxxxx>
> Signed-off-by: Alexander Usyskin <alexander.usyskin@xxxxxxxxx>

Reviewed-by: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>

> ---
> drivers/gpu/drm/xe/xe_device_types.h | 3 +++
> drivers/gpu/drm/xe/xe_pci.c | 9 +++++++--
> 2 files changed, 10 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/xe/xe_device_types.h b/drivers/gpu/drm/xe/xe_device_types.h
> index 750e1f0d3339..1d1fe53fc30d 100644
> --- a/drivers/gpu/drm/xe/xe_device_types.h
> +++ b/drivers/gpu/drm/xe/xe_device_types.h
> @@ -32,6 +32,7 @@ struct xe_ggtt;
> #define GRAPHICS_VERx100(xe) ((xe)->info.graphics_verx100)
> #define MEDIA_VERx100(xe) ((xe)->info.media_verx100)
> #define IS_DGFX(xe) ((xe)->info.is_dgfx)
> +#define HAS_HECI_GSCFI(xe) ((xe)->info.has_heci_gscfi)
>
> #define XE_VRAM_FLAGS_NEED64K BIT(0)
>
> @@ -237,6 +238,8 @@ struct xe_device {
> u8 has_link_copy_engine:1;
> /** @enable_display: display enabled */
> u8 enable_display:1;
> + /** @has_heci_gscfi: device has heci gscfi */
> + u8 has_heci_gscfi:1;
>
> #if IS_ENABLED(CONFIG_DRM_XE_DISPLAY)
> const struct intel_display_device_info *display;
> diff --git a/drivers/gpu/drm/xe/xe_pci.c b/drivers/gpu/drm/xe/xe_pci.c
> index dc233a1226bd..145eaa430d74 100644
> --- a/drivers/gpu/drm/xe/xe_pci.c
> +++ b/drivers/gpu/drm/xe/xe_pci.c
> @@ -57,6 +57,7 @@ struct xe_device_desc {
> u8 require_force_probe:1;
> u8 is_dgfx:1;
> u8 has_display:1;
> + u8 has_heci_gscfi:1;
>
> u8 has_llc:1;
> };
> @@ -265,6 +266,7 @@ static const struct xe_device_desc dg1_desc = {
> PLATFORM(XE_DG1),
> .has_display = true,
> .require_force_probe = true,
> + .has_heci_gscfi = 1,
> };
>
> static const u16 dg2_g10_ids[] = { XE_DG2_G10_IDS(NOP), XE_ATS_M150_IDS(NOP), 0 };
> @@ -274,6 +276,7 @@ static const u16 dg2_g12_ids[] = { XE_DG2_G12_IDS(NOP), 0 };
> #define DG2_FEATURES \
> DGFX_FEATURES, \
> PLATFORM(XE_DG2), \
> + .has_heci_gscfi = 1, \
> .subplatforms = (const struct xe_subplatform_desc[]) { \
> { XE_SUBPLATFORM_DG2_G10, "G10", dg2_g10_ids }, \
> { XE_SUBPLATFORM_DG2_G11, "G11", dg2_g11_ids }, \
> @@ -562,6 +565,7 @@ static int xe_info_init(struct xe_device *xe,
> return -ENODEV;
>
> xe->info.is_dgfx = desc->is_dgfx;
> + xe->info.has_heci_gscfi = desc->has_heci_gscfi;
> xe->info.graphics_name = graphics_desc->name;
> xe->info.media_name = media_desc ? media_desc->name : "none";
> xe->info.has_llc = desc->has_llc;
> @@ -703,7 +707,7 @@ static int xe_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
>
> xe_display_info_init(xe);
>
> - drm_dbg(&xe->drm, "%s %s %04x:%04x dgfx:%d gfx:%s (%d.%02d) media:%s (%d.%02d) display:%s dma_m_s:%d tc:%d",
> + drm_dbg(&xe->drm, "%s %s %04x:%04x dgfx:%d gfx:%s (%d.%02d) media:%s (%d.%02d) display:%s dma_m_s:%d tc:%d gscfi:%d",
> desc->platform_name,
> subplatform_desc ? subplatform_desc->name : "",
> xe->info.devid, xe->info.revid,
> @@ -715,7 +719,8 @@ static int xe_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
> xe->info.media_verx100 / 100,
> xe->info.media_verx100 % 100,
> str_yes_no(xe->info.enable_display),
> - xe->info.dma_mask_size, xe->info.tile_count);
> + xe->info.dma_mask_size, xe->info.tile_count,
> + xe->info.has_heci_gscfi);
>
> drm_dbg(&xe->drm, "Stepping = (G:%s, M:%s, D:%s, B:%s)\n",
> xe_step_name(xe->info.step.graphics),
> --
> 2.34.1
>