linux-kernel - [PATCH 1/4] drm/msm/adreno: move a6xx CP

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Message-Id: <20220327202643.4053-2-jonathan@marek.ca>
Date:   Sun, 27 Mar 2022 16:25:54 -0400
From:   Jonathan Marek <jonathan@...ek.ca>
To:     freedreno@...ts.freedesktop.org
Cc:     Rob Clark <robdclark@...il.com>, Sean Paul <sean@...rly.run>,
        Abhinav Kumar <quic_abhinavk@...cinc.com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Akhil P Oommen <quic_akhilpo@...cinc.com>,
        Yangtao Li <tiny.windzz@...il.com>,
        Dmitry Osipenko <digetx@...il.com>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Emma Anholt <emma@...olt.net>,
        Vladimir Lypak <vladimir.lypak@...il.com>,
        linux-arm-msm@...r.kernel.org (open list:DRM DRIVER FOR MSM ADRENO GPU),
        dri-devel@...ts.freedesktop.org (open list:DRM DRIVER FOR MSM ADRENO
        GPU), linux-kernel@...r.kernel.org (open list)
Subject: [PATCH 1/4] drm/msm/adreno: move a6xx CP_PROTECT macros to common code

These will be used by a7xx, so move them to common code. A6XX_ prefix is
kept because the generic ADRENO_ is already in use.

Signed-off-by: Jonathan Marek <jonathan@...ek.ca>
---
 drivers/gpu/drm/msm/adreno/a6xx_gpu.h   | 17 -----------------
 drivers/gpu/drm/msm/adreno/adreno_gpu.h |  6 ++++++
 2 files changed, 6 insertions(+), 17 deletions(-)

diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.h b/drivers/gpu/drm/msm/adreno/a6xx_gpu.h
index 86e0a7c3fe6df..d117c1589f2af 100644
--- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.h
+++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.h
@@ -36,23 +36,6 @@ struct a6xx_gpu {
 
 #define to_a6xx_gpu(x) container_of(x, struct a6xx_gpu, base)
 
-/*
- * Given a register and a count, return a value to program into
- * REG_CP_PROTECT_REG(n) - this will block both reads and writes for _len
- * registers starting at _reg.
- */
-#define A6XX_PROTECT_NORDWR(_reg, _len) \
-	((1 << 31) | \
-	(((_len) & 0x3FFF) << 18) | ((_reg) & 0x3FFFF))
-
-/*
- * Same as above, but allow reads over the range. For areas of mixed use (such
- * as performance counters) this allows us to protect a much larger range with a
- * single register
- */
-#define A6XX_PROTECT_RDONLY(_reg, _len) \
-	((((_len) & 0x3FFF) << 18) | ((_reg) & 0x3FFFF))
-
 static inline bool a6xx_has_gbif(struct adreno_gpu *gpu)
 {
 	if(adreno_is_a630(gpu))
diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.h b/drivers/gpu/drm/msm/adreno/adreno_gpu.h
index 0490c5fbb7803..55c5433a4ea18 100644
--- a/drivers/gpu/drm/msm/adreno/adreno_gpu.h
+++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.h
@@ -416,6 +416,10 @@ static inline uint32_t get_wptr(struct msm_ringbuffer *ring)
 	((1 << 30) | (1 << 29) | \
 	((ilog2((_len)) & 0x1F) << 24) | (((_reg) << 2) & 0xFFFFF))
 
+#define A6XX_PROTECT_NORDWR(_reg, _len) \
+	((1 << 31) | \
+	(((_len) & 0x3FFF) << 18) | ((_reg) & 0x3FFFF))
+
 /*
  * Same as above, but allow reads over the range. For areas of mixed use (such
  * as performance counters) this allows us to protect a much larger range with a
@@ -425,6 +429,8 @@ static inline uint32_t get_wptr(struct msm_ringbuffer *ring)
 	((1 << 29) \
 	((ilog2((_len)) & 0x1F) << 24) | (((_reg) << 2) & 0xFFFFF))
 
+#define A6XX_PROTECT_RDONLY(_reg, _len) \
+	((((_len) & 0x3FFF) << 18) | ((_reg) & 0x3FFFF))
 
 #define gpu_poll_timeout(gpu, addr, val, cond, interval, timeout) \
 	readl_poll_timeout((gpu)->mmio + ((addr) << 2), val, cond, \
-- 
2.26.1