From: Apoorva Singh Date: Thu, 7 Nov 2024 08:21:58 +0000 (+0530) Subject: drm/xe/xe3lpg: Add Wa_16024792527 X-Git-Tag: microblaze-v6.16~14^2~22^2~38 X-Git-Url: http://git.monstr.eu/?a=commitdiff_plain;h=f8c91d966372d7796b9908d4dd933f6900f27b76;p=linux-2.6-microblaze.git drm/xe/xe3lpg: Add Wa_16024792527 Force Sampler Tile64 Overfetch via MMIO Signed-off-by: Apoorva Singh Reviewed-by: Gustavo Sousa Link: https://patchwork.freedesktop.org/patch/msgid/20241107082158.1436637-1-apoorva.singh@intel.com Signed-off-by: Himal Prasad Ghimiray Signed-off-by: Rodrigo Vivi --- diff --git a/drivers/gpu/drm/xe/regs/xe_gt_regs.h b/drivers/gpu/drm/xe/regs/xe_gt_regs.h index 0c9e4b2fafab..162f18e975da 100644 --- a/drivers/gpu/drm/xe/regs/xe_gt_regs.h +++ b/drivers/gpu/drm/xe/regs/xe_gt_regs.h @@ -445,6 +445,8 @@ #define SAMPLER_MODE XE_REG_MCR(0xe18c, XE_REG_OPTION_MASKED) #define ENABLE_SMALLPL REG_BIT(15) +#define SMP_WAIT_FETCH_MERGING_COUNTER REG_GENMASK(11, 10) +#define SMP_FORCE_128B_OVERFETCH REG_FIELD_PREP(SMP_WAIT_FETCH_MERGING_COUNTER, 1) #define SC_DISABLE_POWER_OPTIMIZATION_EBB REG_BIT(9) #define SAMPLER_ENABLE_HEADLESS_MSG REG_BIT(5) #define INDIRECT_STATE_BASE_ADDR_OVERRIDE REG_BIT(0) diff --git a/drivers/gpu/drm/xe/xe_wa.c b/drivers/gpu/drm/xe/xe_wa.c index 02cf647f86d8..570fe0376402 100644 --- a/drivers/gpu/drm/xe/xe_wa.c +++ b/drivers/gpu/drm/xe/xe_wa.c @@ -607,6 +607,12 @@ static const struct xe_rtp_entry_sr engine_was[] = { FUNC(xe_rtp_match_first_render_or_compute)), XE_RTP_ACTIONS(SET(ROW_CHICKEN4, DISABLE_TDL_PUSH)) }, + { XE_RTP_NAME("16024792527"), + XE_RTP_RULES(GRAPHICS_VERSION(3000), GRAPHICS_STEP(A0, B0), + FUNC(xe_rtp_match_first_render_or_compute)), + XE_RTP_ACTIONS(FIELD_SET(SAMPLER_MODE, SMP_WAIT_FETCH_MERGING_COUNTER, + SMP_FORCE_128B_OVERFETCH)) + }, {} };