From 7800549716f48ea585be9694633ec02bbc8c32a3 Mon Sep 17 00:00:00 2001 From: Mahesh Kumar Date: Tue, 30 Jan 2018 11:49:14 -0200 Subject: [PATCH] drm/i915/icl: Introduce MBus related registers This patch introduce MBus control registers and their bit-fields MBUS_ABOX_CTL MBUS_BBOX_CTL MBUS_DBOX_CTL MBUS_UBOX_CTL Changes Since V1: - Use function like macros (Paulo) - fix copy-paste error (Paulo) Reviewed-by: Paulo Zanoni Reviewed-by: James Ausmus Signed-off-by: Mahesh Kumar Signed-off-by: Paulo Zanoni Link: https://patchwork.freedesktop.org/patch/msgid/20180130134918.32283-6-paulo.r.zanoni@intel.com --- drivers/gpu/drm/i915/i915_reg.h | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index cf28698..54468b9 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -2650,6 +2650,31 @@ enum i915_power_well_id { #define LM_FIFO_WATERMARK 0x0000001F #define MI_ARB_STATE _MMIO(0x20e4) /* 915+ only */ +#define MBUS_ABOX_CTL _MMIO(0x45038) +#define MBUS_ABOX_BW_CREDIT_MASK (3 << 20) +#define MBUS_ABOX_BW_CREDIT(x) ((x) << 20) +#define MBUS_ABOX_B_CREDIT_MASK (0xF << 16) +#define MBUS_ABOX_B_CREDIT(x) ((x) << 16) +#define MBUS_ABOX_BT_CREDIT_POOL2_MASK (0x1F << 8) +#define MBUS_ABOX_BT_CREDIT_POOL2(x) ((x) << 8) +#define MBUS_ABOX_BT_CREDIT_POOL1_MASK (0x1F << 0) +#define MBUS_ABOX_BT_CREDIT_POOL1(x) ((x) << 0) + +#define _PIPEA_MBUS_DBOX_CTL 0x7003C +#define _PIPEB_MBUS_DBOX_CTL 0x7103C +#define PIPE_MBUS_DBOX_CTL(pipe) _MMIO_PIPE(pipe, _PIPEA_MBUS_DBOX_CTL, \ + _PIPEB_MBUS_DBOX_CTL) +#define MBUS_DBOX_BW_CREDIT_MASK (3 << 14) +#define MBUS_DBOX_BW_CREDIT(x) ((x) << 14) +#define MBUS_DBOX_B_CREDIT_MASK (0x1F << 8) +#define MBUS_DBOX_B_CREDIT(x) ((x) << 8) +#define MBUS_DBOX_A_CREDIT_MASK (0xF << 0) +#define MBUS_DBOX_A_CREDIT(x) ((x) << 0) + +#define MBUS_UBOX_CTL _MMIO(0x4503C) +#define MBUS_BBOX_CTL_S1 _MMIO(0x45040) +#define MBUS_BBOX_CTL_S2 _MMIO(0x45044) + /* Make render/texture TLB fetches lower priorty than associated data * fetches. This is not turned on by default */ -- 2.7.4