[Mesa-dev] [PATCH 24.5/24] i965/cnl: Add a preliminary device for Cannonlake

[Jason Ekstrand]

I sent out a Vulkan patch (and CCd you) that needs to land before this one
so that we don't accidentally start advertising Vulkan support once the PCI
IDs land.

This seems to match the docs.

Reviewed-by: Jason Ekstrand <jason at jlekstrand.net>

On Fri, Jun 2, 2017 at 6:21 PM, Anuj Phogat <anuj.phogat at gmail.com> wrote:

> From: Ben Widawsky <benjamin.widawsky at intel.com>
>
> v2 (Anuj):
> Rebased on master and updated pci ids
> Remove redundant initialization of max_wm_threads to 64 * 12.
> For gen9+ max_wm_threads are initialized in gen_get_device_info().
>
> v3 (Anuj):
> Move the patch to end of series.
> Remove unused gt1, gt2, gt3 functions.
> Remove l3_banks variable. Variable is now available on master.
>
> Signed-off-by: Anuj Phogat <anuj.phogat at gmail.com>
> Signed-off-by: Ben Widawsky <benjamin.widawsky at intel.com>
> Cc: Jason Ekstrand <jason at jlekstrand.net>
> ---
>  include/pci_ids/i965_pci_ids.h     | 12 ++++++++++
>  src/intel/common/gen_device_info.c | 46 ++++++++++++++++++++++++++++++
> ++++++++
>  2 files changed, 58 insertions(+)
>
> diff --git a/include/pci_ids/i965_pci_ids.h b/include/pci_ids/i965_pci_
> ids.h
> index 17504f5..b296359 100644
> --- a/include/pci_ids/i965_pci_ids.h
> +++ b/include/pci_ids/i965_pci_ids.h
> @@ -165,3 +165,15 @@ CHIPSET(0x5927, kbl_gt3, "Intel(R) Iris Plus Graphics
> 650 (Kaby Lake GT3)")
>  CHIPSET(0x593B, kbl_gt4, "Intel(R) Kabylake GT4")
>  CHIPSET(0x3184, glk,     "Intel(R) HD Graphics (Geminilake)")
>  CHIPSET(0x3185, glk_2x6, "Intel(R) HD Graphics (Geminilake 2x6)")
> +CHIPSET(0x5A49, cnl_2x8, "Intel(R) HD Graphics (Cannonlake 2x8 GT0.5)")
> +CHIPSET(0x5A4A, cnl_2x8, "Intel(R) HD Graphics (Cannonlake 2x8 GT0.5)")
> +CHIPSET(0x5A41, cnl_3x8, "Intel(R) HD Graphics (Cannonlake 3x8 GT1)")
> +CHIPSET(0x5A42, cnl_3x8, "Intel(R) HD Graphics (Cannonlake 3x8 GT1)")
> +CHIPSET(0x5A44, cnl_3x8, "Intel(R) HD Graphics (Cannonlake 3x8 GT1)")
> +CHIPSET(0x5A59, cnl_4x8, "Intel(R) HD Graphics (Cannonlake 4x8 GT1.5)")
> +CHIPSET(0x5A5A, cnl_4x8, "Intel(R) HD Graphics (Cannonlake 4x8 GT1.5)")
> +CHIPSET(0x5A5C, cnl_4x8, "Intel(R) HD Graphics (Cannonlake 4x8 GT1.5)")
> +CHIPSET(0x5A50, cnl_5x8, "Intel(R) HD Graphics (Cannonlake 5x8 GT2)")
> +CHIPSET(0x5A51, cnl_5x8, "Intel(R) HD Graphics (Cannonlake 5x8 GT2)")
> +CHIPSET(0x5A52, cnl_5x8, "Intel(R) HD Graphics (Cannonlake 5x8 GT2)")
> +CHIPSET(0x5A54, cnl_5x8, "Intel(R) HD Graphics (Cannonlake 5x8 GT2)")
> diff --git a/src/intel/common/gen_device_info.c
> b/src/intel/common/gen_device_info.c
> index 47aed9d..f62fccb 100644
> --- a/src/intel/common/gen_device_info.c
> +++ b/src/intel/common/gen_device_info.c
> @@ -555,6 +555,52 @@ static const struct gen_device_info
> gen_device_info_glk_2x6 = {
>     GEN9_LP_FEATURES_2X6
>  };
>
> +#define GEN10_HW_INFO                               \
> +   .gen = 10,                                       \
> +   .max_vs_threads = 728,                           \
> +   .max_gs_threads = 432,                           \
> +   .max_tcs_threads = 432,                          \
> +   .max_tes_threads = 624,                          \
> +   .max_cs_threads = 56,                            \
> +   .urb = {                                         \
> +      .size = 256,                                  \
> +      .min_entries = {                              \
> +         [MESA_SHADER_VERTEX]    = 64,              \
> +         [MESA_SHADER_TESS_EVAL] = 34,              \
> +      },                                            \
> +      .max_entries = {                              \
> +      [MESA_SHADER_VERTEX]       = 3936,            \
> +      [MESA_SHADER_TESS_CTRL]    = 896,             \
> +      [MESA_SHADER_TESS_EVAL]    = 2064,            \
> +      [MESA_SHADER_GEOMETRY]     = 832,             \
> +      },                                            \
> +   }
> +
> +#define GEN10_FEATURES(_gt, _slices, _l3)           \
> +   GEN8_FEATURES,                                   \
> +   GEN10_HW_INFO,                                   \
> +   .gt = _gt, .num_slices = _slices, .l3_banks = _l3
> +
> +static const struct gen_device_info gen_device_info_cnl_2x8 = {
> +   /* GT0.5 */
> +   GEN10_FEATURES(1, 1, 2)
> +};
> +
> +static const struct gen_device_info gen_device_info_cnl_3x8 = {
> +   /* GT1 */
> +   GEN10_FEATURES(1, 1, 3)
> +};
> +
> +static const struct gen_device_info gen_device_info_cnl_4x8 = {
> +   /* GT 1.5 */
> +   GEN10_FEATURES(1, 2, 6)
> +};
> +
> +static const struct gen_device_info gen_device_info_cnl_5x8 = {
> +   /* GT2 */
> +   GEN10_FEATURES(2, 2, 6)
> +};
> +
>  bool
>  gen_get_device_info(int devid, struct gen_device_info *devinfo)
>  {
> --
> 2.9.3
>
>
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