Should we not get the HuC patches merged before we amend them?
Peter.
-----Original Message-----
From: Gordon, David S
Sent: Wednesday, August 10, 2016 4:25 PM
To: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxxxxxxxx>; Intel-gfx@xxxxxxxxxxxxxxxxxxxxx
Cc: Ursulin, Tvrtko <tvrtko.ursulin@xxxxxxxxx>; Vivi, Rodrigo <rodrigo.vivi@xxxxxxxxx>; Antoine, Peter <peter.antoine@xxxxxxxxx>; Thierry, Michel <michel.thierry@xxxxxxxxx>
Subject: Re: [PATCH v2] drm/i915/guc: Consolidate firmware major-minor to one place
On 10/08/16 16:16, Tvrtko Ursulin wrote:
> From: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
>
> Currently to change the firmware one has to update the exported module
> firmware string and the major-minor versions used for verification
> after load. Consolidate that to a single place defining correct major
> and minor versions per platform.
>
> v2: Rebased for KBL.
>
> Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
> Cc: Dave Gordon <david.s.gordon@xxxxxxxxx>
> Cc: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
> Cc: Peter Antoine <peter.antoine@xxxxxxxxx>
> Cc: Michel Thierry <michel.thierry@xxxxxxxxx>
> Reviewed-by: Dave Gordon <david.s.gordon@xxxxxxxxx> (v1)
You can carry the R-b over to v2 too :)
But wouldn't it be even nicer to unify with the HuC and DMC loaders too?
.Dave.
> ---
> drivers/gpu/drm/i915/intel_guc_loader.c | 30
> +++++++++++++++++++++---------
> 1 file changed, 21 insertions(+), 9 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_guc_loader.c
> b/drivers/gpu/drm/i915/intel_guc_loader.c
> index 3763e30cc165..bfcf6b5d29ad 100644
> --- a/drivers/gpu/drm/i915/intel_guc_loader.c
> +++ b/drivers/gpu/drm/i915/intel_guc_loader.c
> @@ -59,13 +59,25 @@
> *
> */
>
> -#define I915_SKL_GUC_UCODE "i915/skl_guc_ver6_1.bin"
> +#define SKL_FW_MAJOR 6
> +#define SKL_FW_MINOR 1
> +
> +#define BXT_FW_MAJOR 8
> +#define BXT_FW_MINOR 7
> +
> +#define KBL_FW_MAJOR 9
> +#define KBL_FW_MINOR 14
> +
> +#define GUC_FW_PATH(platform, major, minor) \
> + "i915/" __stringify(platform) "_guc_ver" __stringify(major) "_" __stringify(minor) ".bin"
> +
> +#define I915_SKL_GUC_UCODE GUC_FW_PATH(skl, SKL_FW_MAJOR,
> +SKL_FW_MINOR)
> MODULE_FIRMWARE(I915_SKL_GUC_UCODE);
>
> -#define I915_BXT_GUC_UCODE "i915/bxt_guc_ver8_7.bin"
> +#define I915_BXT_GUC_UCODE GUC_FW_PATH(bxt, BXT_FW_MAJOR,
> +BXT_FW_MINOR)
> MODULE_FIRMWARE(I915_BXT_GUC_UCODE);
>
> -#define I915_KBL_GUC_UCODE "i915/kbl_guc_ver9_14.bin"
> +#define I915_KBL_GUC_UCODE GUC_FW_PATH(kbl, KBL_FW_MAJOR,
> +KBL_FW_MINOR)
> MODULE_FIRMWARE(I915_KBL_GUC_UCODE);
>
> /* User-friendly representation of an enum */ @@ -697,16 +709,16 @@
> void intel_guc_init(struct drm_device *dev)
> fw_path = NULL;
> } else if (IS_SKYLAKE(dev)) {
> fw_path = I915_SKL_GUC_UCODE;
> - guc_fw->guc_fw_major_wanted = 6;
> - guc_fw->guc_fw_minor_wanted = 1;
> + guc_fw->guc_fw_major_wanted = SKL_FW_MAJOR;
> + guc_fw->guc_fw_minor_wanted = SKL_FW_MINOR;
> } else if (IS_BROXTON(dev)) {
> fw_path = I915_BXT_GUC_UCODE;
> - guc_fw->guc_fw_major_wanted = 8;
> - guc_fw->guc_fw_minor_wanted = 7;
> + guc_fw->guc_fw_major_wanted = BXT_FW_MAJOR;
> + guc_fw->guc_fw_minor_wanted = BXT_FW_MINOR;
> } else if (IS_KABYLAKE(dev)) {
> fw_path = I915_KBL_GUC_UCODE;
> - guc_fw->guc_fw_major_wanted = 9;
> - guc_fw->guc_fw_minor_wanted = 14;
> + guc_fw->guc_fw_major_wanted = KBL_FW_MAJOR;
> + guc_fw->guc_fw_minor_wanted = KBL_FW_MINOR;
> } else {
> fw_path = ""; /* unknown device */
> }
>
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