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intel/l3: Define helper for obtaining the size of an L3 partition in KB.

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Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/25493>
This commit is contained in:
Francisco Jerez 2023-09-29 01:07:34 -07:00
parent 19e62e8fba
commit f36027f389
2 changed files with 17 additions and 1 deletions
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13
src/intel/common/intel_l3_config.c
View file

@ -368,10 +368,21 @@ intel_get_l3_config_urb_size(const struct intel_device_info *devinfo,
* only 1008KB of this will be used."
*/
const unsigned max = (devinfo->ver == 9 ? 1008 : ~0);
return MIN2(max, cfg->n[INTEL_L3P_URB] * get_l3_way_size(devinfo)) /
return MIN2(max, intel_get_l3_partition_size(devinfo, cfg, INTEL_L3P_URB)) /
get_urb_size_scale(devinfo);
}
/**
* Return the size of the specified L3 partition in KB.
*/
unsigned
intel_get_l3_partition_size(const struct intel_device_info *devinfo,
const struct intel_l3_config *cfg,
enum intel_l3_partition i)
{
return cfg->n[i] * get_l3_way_size(devinfo);
}
/**
* Print out the specified L3 configuration.
*/

5
src/intel/common/intel_l3_config.h
View file

@ -92,6 +92,11 @@ unsigned
intel_get_l3_config_urb_size(const struct intel_device_info *devinfo,
const struct intel_l3_config *cfg);
unsigned
intel_get_l3_partition_size(const struct intel_device_info *devinfo,
const struct intel_l3_config *cfg,
enum intel_l3_partition i);
void intel_dump_l3_config(const struct intel_l3_config *cfg, FILE *fp);
enum intel_urb_deref_block_size {