summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/msm/adreno/a3xx_gpu.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/msm/adreno/a3xx_gpu.c')
-rw-r--r--drivers/gpu/drm/msm/adreno/a3xx_gpu.c502
1 files changed, 502 insertions, 0 deletions
diff --git a/drivers/gpu/drm/msm/adreno/a3xx_gpu.c b/drivers/gpu/drm/msm/adreno/a3xx_gpu.c
new file mode 100644
index 000000000000..035bd13dc8bd
--- /dev/null
+++ b/drivers/gpu/drm/msm/adreno/a3xx_gpu.c
@@ -0,0 +1,502 @@
+/*
+ * Copyright (C) 2013 Red Hat
+ * Author: Rob Clark <robdclark@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "a3xx_gpu.h"
+
+#define A3XX_INT0_MASK \
+ (A3XX_INT0_RBBM_AHB_ERROR | \
+ A3XX_INT0_RBBM_ATB_BUS_OVERFLOW | \
+ A3XX_INT0_CP_T0_PACKET_IN_IB | \
+ A3XX_INT0_CP_OPCODE_ERROR | \
+ A3XX_INT0_CP_RESERVED_BIT_ERROR | \
+ A3XX_INT0_CP_HW_FAULT | \
+ A3XX_INT0_CP_IB1_INT | \
+ A3XX_INT0_CP_IB2_INT | \
+ A3XX_INT0_CP_RB_INT | \
+ A3XX_INT0_CP_REG_PROTECT_FAULT | \
+ A3XX_INT0_CP_AHB_ERROR_HALT | \
+ A3XX_INT0_UCHE_OOB_ACCESS)
+
+static struct platform_device *a3xx_pdev;
+
+static void a3xx_me_init(struct msm_gpu *gpu)
+{
+ struct msm_ringbuffer *ring = gpu->rb;
+
+ OUT_PKT3(ring, CP_ME_INIT, 17);
+ OUT_RING(ring, 0x000003f7);
+ OUT_RING(ring, 0x00000000);
+ OUT_RING(ring, 0x00000000);
+ OUT_RING(ring, 0x00000000);
+ OUT_RING(ring, 0x00000080);
+ OUT_RING(ring, 0x00000100);
+ OUT_RING(ring, 0x00000180);
+ OUT_RING(ring, 0x00006600);
+ OUT_RING(ring, 0x00000150);
+ OUT_RING(ring, 0x0000014e);
+ OUT_RING(ring, 0x00000154);
+ OUT_RING(ring, 0x00000001);
+ OUT_RING(ring, 0x00000000);
+ OUT_RING(ring, 0x00000000);
+ OUT_RING(ring, 0x00000000);
+ OUT_RING(ring, 0x00000000);
+ OUT_RING(ring, 0x00000000);
+
+ gpu->funcs->flush(gpu);
+ gpu->funcs->idle(gpu);
+}
+
+static int a3xx_hw_init(struct msm_gpu *gpu)
+{
+ struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu);
+ uint32_t *ptr, len;
+ int i, ret;
+
+ DBG("%s", gpu->name);
+
+ if (adreno_is_a305(adreno_gpu)) {
+ /* Set up 16 deep read/write request queues: */
+ gpu_write(gpu, REG_A3XX_VBIF_IN_RD_LIM_CONF0, 0x10101010);
+ gpu_write(gpu, REG_A3XX_VBIF_IN_RD_LIM_CONF1, 0x10101010);
+ gpu_write(gpu, REG_A3XX_VBIF_OUT_RD_LIM_CONF0, 0x10101010);
+ gpu_write(gpu, REG_A3XX_VBIF_OUT_WR_LIM_CONF0, 0x10101010);
+ gpu_write(gpu, REG_A3XX_VBIF_DDR_OUT_MAX_BURST, 0x0000303);
+ gpu_write(gpu, REG_A3XX_VBIF_IN_WR_LIM_CONF0, 0x10101010);
+ gpu_write(gpu, REG_A3XX_VBIF_IN_WR_LIM_CONF1, 0x10101010);
+ /* Enable WR-REQ: */
+ gpu_write(gpu, REG_A3XX_VBIF_GATE_OFF_WRREQ_EN, 0x0000ff);
+ /* Set up round robin arbitration between both AXI ports: */
+ gpu_write(gpu, REG_A3XX_VBIF_ARB_CTL, 0x00000030);
+ /* Set up AOOO: */
+ gpu_write(gpu, REG_A3XX_VBIF_OUT_AXI_AOOO_EN, 0x0000003c);
+ gpu_write(gpu, REG_A3XX_VBIF_OUT_AXI_AOOO, 0x003c003c);
+
+ } else if (adreno_is_a320(adreno_gpu)) {
+ /* Set up 16 deep read/write request queues: */
+ gpu_write(gpu, REG_A3XX_VBIF_IN_RD_LIM_CONF0, 0x10101010);
+ gpu_write(gpu, REG_A3XX_VBIF_IN_RD_LIM_CONF1, 0x10101010);
+ gpu_write(gpu, REG_A3XX_VBIF_OUT_RD_LIM_CONF0, 0x10101010);
+ gpu_write(gpu, REG_A3XX_VBIF_OUT_WR_LIM_CONF0, 0x10101010);
+ gpu_write(gpu, REG_A3XX_VBIF_DDR_OUT_MAX_BURST, 0x0000303);
+ gpu_write(gpu, REG_A3XX_VBIF_IN_WR_LIM_CONF0, 0x10101010);
+ gpu_write(gpu, REG_A3XX_VBIF_IN_WR_LIM_CONF1, 0x10101010);
+ /* Enable WR-REQ: */
+ gpu_write(gpu, REG_A3XX_VBIF_GATE_OFF_WRREQ_EN, 0x0000ff);
+ /* Set up round robin arbitration between both AXI ports: */
+ gpu_write(gpu, REG_A3XX_VBIF_ARB_CTL, 0x00000030);
+ /* Set up AOOO: */
+ gpu_write(gpu, REG_A3XX_VBIF_OUT_AXI_AOOO_EN, 0x0000003c);
+ gpu_write(gpu, REG_A3XX_VBIF_OUT_AXI_AOOO, 0x003c003c);
+ /* Enable 1K sort: */
+ gpu_write(gpu, REG_A3XX_VBIF_ABIT_SORT, 0x000000ff);
+ gpu_write(gpu, REG_A3XX_VBIF_ABIT_SORT_CONF, 0x000000a4);
+
+ } else if (adreno_is_a330(adreno_gpu)) {
+ /* Set up 16 deep read/write request queues: */
+ gpu_write(gpu, REG_A3XX_VBIF_IN_RD_LIM_CONF0, 0x18181818);
+ gpu_write(gpu, REG_A3XX_VBIF_IN_RD_LIM_CONF1, 0x18181818);
+ gpu_write(gpu, REG_A3XX_VBIF_OUT_RD_LIM_CONF0, 0x18181818);
+ gpu_write(gpu, REG_A3XX_VBIF_OUT_WR_LIM_CONF0, 0x18181818);
+ gpu_write(gpu, REG_A3XX_VBIF_DDR_OUT_MAX_BURST, 0x0000303);
+ gpu_write(gpu, REG_A3XX_VBIF_IN_WR_LIM_CONF0, 0x18181818);
+ gpu_write(gpu, REG_A3XX_VBIF_IN_WR_LIM_CONF1, 0x18181818);
+ /* Enable WR-REQ: */
+ gpu_write(gpu, REG_A3XX_VBIF_GATE_OFF_WRREQ_EN, 0x00003f);
+ /* Set up round robin arbitration between both AXI ports: */
+ gpu_write(gpu, REG_A3XX_VBIF_ARB_CTL, 0x00000030);
+ /* Set up VBIF_ROUND_ROBIN_QOS_ARB: */
+ gpu_write(gpu, REG_A3XX_VBIF_ROUND_ROBIN_QOS_ARB, 0x0001);
+ /* Set up AOOO: */
+ gpu_write(gpu, REG_A3XX_VBIF_OUT_AXI_AOOO_EN, 0x0000ffff);
+ gpu_write(gpu, REG_A3XX_VBIF_OUT_AXI_AOOO, 0xffffffff);
+ /* Enable 1K sort: */
+ gpu_write(gpu, REG_A3XX_VBIF_ABIT_SORT, 0x0001ffff);
+ gpu_write(gpu, REG_A3XX_VBIF_ABIT_SORT_CONF, 0x000000a4);
+ /* Disable VBIF clock gating. This is to enable AXI running
+ * higher frequency than GPU:
+ */
+ gpu_write(gpu, REG_A3XX_VBIF_CLKON, 0x00000001);
+
+ } else {
+ BUG();
+ }
+
+ /* Make all blocks contribute to the GPU BUSY perf counter: */
+ gpu_write(gpu, REG_A3XX_RBBM_GPU_BUSY_MASKED, 0xffffffff);
+
+ /* Tune the hystersis counters for SP and CP idle detection: */
+ gpu_write(gpu, REG_A3XX_RBBM_SP_HYST_CNT, 0x10);
+ gpu_write(gpu, REG_A3XX_RBBM_WAIT_IDLE_CLOCKS_CTL, 0x10);
+
+ /* Enable the RBBM error reporting bits. This lets us get
+ * useful information on failure:
+ */
+ gpu_write(gpu, REG_A3XX_RBBM_AHB_CTL0, 0x00000001);
+
+ /* Enable AHB error reporting: */
+ gpu_write(gpu, REG_A3XX_RBBM_AHB_CTL1, 0xa6ffffff);
+
+ /* Turn on the power counters: */
+ gpu_write(gpu, REG_A3XX_RBBM_RBBM_CTL, 0x00030000);
+
+ /* Turn on hang detection - this spews a lot of useful information
+ * into the RBBM registers on a hang:
+ */
+ gpu_write(gpu, REG_A3XX_RBBM_INTERFACE_HANG_INT_CTL, 0x00010fff);
+
+ /* Enable 64-byte cacheline size. HW Default is 32-byte (0x000000E0): */
+ gpu_write(gpu, REG_A3XX_UCHE_CACHE_MODE_CONTROL_REG, 0x00000001);
+
+ /* Enable Clock gating: */
+ gpu_write(gpu, REG_A3XX_RBBM_CLOCK_CTL, 0xbfffffff);
+
+ /* Set the OCMEM base address for A330 */
+//TODO:
+// if (adreno_is_a330(adreno_gpu)) {
+// gpu_write(gpu, REG_A3XX_RB_GMEM_BASE_ADDR,
+// (unsigned int)(a3xx_gpu->ocmem_base >> 14));
+// }
+
+ /* Turn on performance counters: */
+ gpu_write(gpu, REG_A3XX_RBBM_PERFCTR_CTL, 0x01);
+
+ /* Set SP perfcounter 7 to count SP_FS_FULL_ALU_INSTRUCTIONS
+ * we will use this to augment our hang detection:
+ */
+ gpu_write(gpu, REG_A3XX_SP_PERFCOUNTER7_SELECT,
+ SP_FS_FULL_ALU_INSTRUCTIONS);
+
+ gpu_write(gpu, REG_A3XX_RBBM_INT_0_MASK, A3XX_INT0_MASK);
+
+ ret = adreno_hw_init(gpu);
+ if (ret)
+ return ret;
+
+ /* setup access protection: */
+ gpu_write(gpu, REG_A3XX_CP_PROTECT_CTRL, 0x00000007);
+
+ /* RBBM registers */
+ gpu_write(gpu, REG_A3XX_CP_PROTECT(0), 0x63000040);
+ gpu_write(gpu, REG_A3XX_CP_PROTECT(1), 0x62000080);
+ gpu_write(gpu, REG_A3XX_CP_PROTECT(2), 0x600000cc);
+ gpu_write(gpu, REG_A3XX_CP_PROTECT(3), 0x60000108);
+ gpu_write(gpu, REG_A3XX_CP_PROTECT(4), 0x64000140);
+ gpu_write(gpu, REG_A3XX_CP_PROTECT(5), 0x66000400);
+
+ /* CP registers */
+ gpu_write(gpu, REG_A3XX_CP_PROTECT(6), 0x65000700);
+ gpu_write(gpu, REG_A3XX_CP_PROTECT(7), 0x610007d8);
+ gpu_write(gpu, REG_A3XX_CP_PROTECT(8), 0x620007e0);
+ gpu_write(gpu, REG_A3XX_CP_PROTECT(9), 0x61001178);
+ gpu_write(gpu, REG_A3XX_CP_PROTECT(10), 0x64001180);
+
+ /* RB registers */
+ gpu_write(gpu, REG_A3XX_CP_PROTECT(11), 0x60003300);
+
+ /* VBIF registers */
+ gpu_write(gpu, REG_A3XX_CP_PROTECT(12), 0x6b00c000);
+
+ /* NOTE: PM4/micro-engine firmware registers look to be the same
+ * for a2xx and a3xx.. we could possibly push that part down to
+ * adreno_gpu base class. Or push both PM4 and PFP but
+ * parameterize the pfp ucode addr/data registers..
+ */
+
+ /* Load PM4: */
+ ptr = (uint32_t *)(adreno_gpu->pm4->data);
+ len = adreno_gpu->pm4->size / 4;
+ DBG("loading PM4 ucode version: %u", ptr[0]);
+
+ gpu_write(gpu, REG_AXXX_CP_DEBUG,
+ AXXX_CP_DEBUG_DYNAMIC_CLK_DISABLE |
+ AXXX_CP_DEBUG_MIU_128BIT_WRITE_ENABLE);
+ gpu_write(gpu, REG_AXXX_CP_ME_RAM_WADDR, 0);
+ for (i = 1; i < len; i++)
+ gpu_write(gpu, REG_AXXX_CP_ME_RAM_DATA, ptr[i]);
+
+ /* Load PFP: */
+ ptr = (uint32_t *)(adreno_gpu->pfp->data);
+ len = adreno_gpu->pfp->size / 4;
+ DBG("loading PFP ucode version: %u", ptr[0]);
+
+ gpu_write(gpu, REG_A3XX_CP_PFP_UCODE_ADDR, 0);
+ for (i = 1; i < len; i++)
+ gpu_write(gpu, REG_A3XX_CP_PFP_UCODE_DATA, ptr[i]);
+
+ /* CP ROQ queue sizes (bytes) - RB:16, ST:16, IB1:32, IB2:64 */
+ if (adreno_is_a305(adreno_gpu) || adreno_is_a320(adreno_gpu))
+ gpu_write(gpu, REG_AXXX_CP_QUEUE_THRESHOLDS,
+ AXXX_CP_QUEUE_THRESHOLDS_CSQ_IB1_START(2) |
+ AXXX_CP_QUEUE_THRESHOLDS_CSQ_IB2_START(6) |
+ AXXX_CP_QUEUE_THRESHOLDS_CSQ_ST_START(14));
+
+
+ /* clear ME_HALT to start micro engine */
+ gpu_write(gpu, REG_AXXX_CP_ME_CNTL, 0);
+
+ a3xx_me_init(gpu);
+
+ return 0;
+}
+
+static void a3xx_destroy(struct msm_gpu *gpu)
+{
+ struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu);
+ struct a3xx_gpu *a3xx_gpu = to_a3xx_gpu(adreno_gpu);
+
+ DBG("%s", gpu->name);
+
+ adreno_gpu_cleanup(adreno_gpu);
+ put_device(&a3xx_gpu->pdev->dev);
+ kfree(a3xx_gpu);
+}
+
+static void a3xx_idle(struct msm_gpu *gpu)
+{
+ unsigned long t;
+
+ /* wait for ringbuffer to drain: */
+ adreno_idle(gpu);
+
+ t = jiffies + ADRENO_IDLE_TIMEOUT;
+
+ /* then wait for GPU to finish: */
+ do {
+ uint32_t rbbm_status = gpu_read(gpu, REG_A3XX_RBBM_STATUS);
+ if (!(rbbm_status & A3XX_RBBM_STATUS_GPU_BUSY))
+ return;
+ } while(time_before(jiffies, t));
+
+ DRM_ERROR("timeout waiting for %s to idle!\n", gpu->name);
+
+ /* TODO maybe we need to reset GPU here to recover from hang? */
+}
+
+static irqreturn_t a3xx_irq(struct msm_gpu *gpu)
+{
+ uint32_t status;
+
+ status = gpu_read(gpu, REG_A3XX_RBBM_INT_0_STATUS);
+ DBG("%s: %08x", gpu->name, status);
+
+ // TODO
+
+ gpu_write(gpu, REG_A3XX_RBBM_INT_CLEAR_CMD, status);
+
+ msm_gpu_retire(gpu);
+
+ return IRQ_HANDLED;
+}
+
+#ifdef CONFIG_DEBUG_FS
+static const unsigned int a3xx_registers[] = {
+ 0x0000, 0x0002, 0x0010, 0x0012, 0x0018, 0x0018, 0x0020, 0x0027,
+ 0x0029, 0x002b, 0x002e, 0x0033, 0x0040, 0x0042, 0x0050, 0x005c,
+ 0x0060, 0x006c, 0x0080, 0x0082, 0x0084, 0x0088, 0x0090, 0x00e5,
+ 0x00ea, 0x00ed, 0x0100, 0x0100, 0x0110, 0x0123, 0x01c0, 0x01c1,
+ 0x01c3, 0x01c5, 0x01c7, 0x01c7, 0x01d5, 0x01d9, 0x01dc, 0x01dd,
+ 0x01ea, 0x01ea, 0x01ee, 0x01f1, 0x01f5, 0x01f5, 0x01fc, 0x01ff,
+ 0x0440, 0x0440, 0x0443, 0x0443, 0x0445, 0x0445, 0x044d, 0x044f,
+ 0x0452, 0x0452, 0x0454, 0x046f, 0x047c, 0x047c, 0x047f, 0x047f,
+ 0x0578, 0x057f, 0x0600, 0x0602, 0x0605, 0x0607, 0x060a, 0x060e,
+ 0x0612, 0x0614, 0x0c01, 0x0c02, 0x0c06, 0x0c1d, 0x0c3d, 0x0c3f,
+ 0x0c48, 0x0c4b, 0x0c80, 0x0c80, 0x0c88, 0x0c8b, 0x0ca0, 0x0cb7,
+ 0x0cc0, 0x0cc1, 0x0cc6, 0x0cc7, 0x0ce4, 0x0ce5, 0x0e00, 0x0e05,
+ 0x0e0c, 0x0e0c, 0x0e22, 0x0e23, 0x0e41, 0x0e45, 0x0e64, 0x0e65,
+ 0x0e80, 0x0e82, 0x0e84, 0x0e89, 0x0ea0, 0x0ea1, 0x0ea4, 0x0ea7,
+ 0x0ec4, 0x0ecb, 0x0ee0, 0x0ee0, 0x0f00, 0x0f01, 0x0f03, 0x0f09,
+ 0x2040, 0x2040, 0x2044, 0x2044, 0x2048, 0x204d, 0x2068, 0x2069,
+ 0x206c, 0x206d, 0x2070, 0x2070, 0x2072, 0x2072, 0x2074, 0x2075,
+ 0x2079, 0x207a, 0x20c0, 0x20d3, 0x20e4, 0x20ef, 0x2100, 0x2109,
+ 0x210c, 0x210c, 0x210e, 0x210e, 0x2110, 0x2111, 0x2114, 0x2115,
+ 0x21e4, 0x21e4, 0x21ea, 0x21ea, 0x21ec, 0x21ed, 0x21f0, 0x21f0,
+ 0x2200, 0x2212, 0x2214, 0x2217, 0x221a, 0x221a, 0x2240, 0x227e,
+ 0x2280, 0x228b, 0x22c0, 0x22c0, 0x22c4, 0x22ce, 0x22d0, 0x22d8,
+ 0x22df, 0x22e6, 0x22e8, 0x22e9, 0x22ec, 0x22ec, 0x22f0, 0x22f7,
+ 0x22ff, 0x22ff, 0x2340, 0x2343, 0x2348, 0x2349, 0x2350, 0x2356,
+ 0x2360, 0x2360, 0x2440, 0x2440, 0x2444, 0x2444, 0x2448, 0x244d,
+ 0x2468, 0x2469, 0x246c, 0x246d, 0x2470, 0x2470, 0x2472, 0x2472,
+ 0x2474, 0x2475, 0x2479, 0x247a, 0x24c0, 0x24d3, 0x24e4, 0x24ef,
+ 0x2500, 0x2509, 0x250c, 0x250c, 0x250e, 0x250e, 0x2510, 0x2511,
+ 0x2514, 0x2515, 0x25e4, 0x25e4, 0x25ea, 0x25ea, 0x25ec, 0x25ed,
+ 0x25f0, 0x25f0, 0x2600, 0x2612, 0x2614, 0x2617, 0x261a, 0x261a,
+ 0x2640, 0x267e, 0x2680, 0x268b, 0x26c0, 0x26c0, 0x26c4, 0x26ce,
+ 0x26d0, 0x26d8, 0x26df, 0x26e6, 0x26e8, 0x26e9, 0x26ec, 0x26ec,
+ 0x26f0, 0x26f7, 0x26ff, 0x26ff, 0x2740, 0x2743, 0x2748, 0x2749,
+ 0x2750, 0x2756, 0x2760, 0x2760, 0x300c, 0x300e, 0x301c, 0x301d,
+ 0x302a, 0x302a, 0x302c, 0x302d, 0x3030, 0x3031, 0x3034, 0x3036,
+ 0x303c, 0x303c, 0x305e, 0x305f,
+};
+
+static void a3xx_show(struct msm_gpu *gpu, struct seq_file *m)
+{
+ int i;
+
+ adreno_show(gpu, m);
+ seq_printf(m, "status: %08x\n",
+ gpu_read(gpu, REG_A3XX_RBBM_STATUS));
+
+ /* dump these out in a form that can be parsed by demsm: */
+ seq_printf(m, "IO:region %s 00000000 00020000\n", gpu->name);
+ for (i = 0; i < ARRAY_SIZE(a3xx_registers); i += 2) {
+ uint32_t start = a3xx_registers[i];
+ uint32_t end = a3xx_registers[i+1];
+ uint32_t addr;
+
+ for (addr = start; addr <= end; addr++) {
+ uint32_t val = gpu_read(gpu, addr);
+ seq_printf(m, "IO:R %08x %08x\n", addr<<2, val);
+ }
+ }
+}
+#endif
+
+static const struct adreno_gpu_funcs funcs = {
+ .base = {
+ .get_param = adreno_get_param,
+ .hw_init = a3xx_hw_init,
+ .pm_suspend = msm_gpu_pm_suspend,
+ .pm_resume = msm_gpu_pm_resume,
+ .recover = adreno_recover,
+ .last_fence = adreno_last_fence,
+ .submit = adreno_submit,
+ .flush = adreno_flush,
+ .idle = a3xx_idle,
+ .irq = a3xx_irq,
+ .destroy = a3xx_destroy,
+#ifdef CONFIG_DEBUG_FS
+ .show = a3xx_show,
+#endif
+ },
+};
+
+struct msm_gpu *a3xx_gpu_init(struct drm_device *dev)
+{
+ struct a3xx_gpu *a3xx_gpu = NULL;
+ struct msm_gpu *gpu;
+ struct platform_device *pdev = a3xx_pdev;
+ struct adreno_platform_config *config;
+ int ret;
+
+ if (!pdev) {
+ dev_err(dev->dev, "no a3xx device\n");
+ ret = -ENXIO;
+ goto fail;
+ }
+
+ config = pdev->dev.platform_data;
+
+ a3xx_gpu = kzalloc(sizeof(*a3xx_gpu), GFP_KERNEL);
+ if (!a3xx_gpu) {
+ ret = -ENOMEM;
+ goto fail;
+ }
+
+ gpu = &a3xx_gpu->base.base;
+
+ get_device(&pdev->dev);
+ a3xx_gpu->pdev = pdev;
+
+ gpu->fast_rate = config->fast_rate;
+ gpu->slow_rate = config->slow_rate;
+ gpu->bus_freq = config->bus_freq;
+
+ DBG("fast_rate=%u, slow_rate=%u, bus_freq=%u",
+ gpu->fast_rate, gpu->slow_rate, gpu->bus_freq);
+
+ ret = adreno_gpu_init(dev, pdev, &a3xx_gpu->base,
+ &funcs, config->rev);
+ if (ret)
+ goto fail;
+
+ return &a3xx_gpu->base.base;
+
+fail:
+ if (a3xx_gpu)
+ a3xx_destroy(&a3xx_gpu->base.base);
+
+ return ERR_PTR(ret);
+}
+
+/*
+ * The a3xx device:
+ */
+
+static int a3xx_probe(struct platform_device *pdev)
+{
+ static struct adreno_platform_config config = {};
+#ifdef CONFIG_OF
+ /* TODO */
+#else
+ uint32_t version = socinfo_get_version();
+ if (cpu_is_apq8064ab()) {
+ config.fast_rate = 450000000;
+ config.slow_rate = 27000000;
+ config.bus_freq = 4;
+ config.rev = ADRENO_REV(3, 2, 1, 0);
+ } else if (cpu_is_apq8064() || cpu_is_msm8960ab()) {
+ config.fast_rate = 400000000;
+ config.slow_rate = 27000000;
+ config.bus_freq = 4;
+
+ if (SOCINFO_VERSION_MAJOR(version) == 2)
+ config.rev = ADRENO_REV(3, 2, 0, 2);
+ else if ((SOCINFO_VERSION_MAJOR(version) == 1) &&
+ (SOCINFO_VERSION_MINOR(version) == 1))
+ config.rev = ADRENO_REV(3, 2, 0, 1);
+ else
+ config.rev = ADRENO_REV(3, 2, 0, 0);
+
+ } else if (cpu_is_msm8930()) {
+ config.fast_rate = 400000000;
+ config.slow_rate = 27000000;
+ config.bus_freq = 3;
+
+ if ((SOCINFO_VERSION_MAJOR(version) == 1) &&
+ (SOCINFO_VERSION_MINOR(version) == 2))
+ config.rev = ADRENO_REV(3, 0, 5, 2);
+ else
+ config.rev = ADRENO_REV(3, 0, 5, 0);
+
+ }
+#endif
+ pdev->dev.platform_data = &config;
+ a3xx_pdev = pdev;
+ return 0;
+}
+
+static int a3xx_remove(struct platform_device *pdev)
+{
+ a3xx_pdev = NULL;
+ return 0;
+}
+
+static struct platform_driver a3xx_driver = {
+ .probe = a3xx_probe,
+ .remove = a3xx_remove,
+ .driver.name = "kgsl-3d0",
+};
+
+void __init a3xx_register(void)
+{
+ platform_driver_register(&a3xx_driver);
+}
+
+void __exit a3xx_unregister(void)
+{
+ platform_driver_unregister(&a3xx_driver);
+}