From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from outbound7-blu-R.bigfish.com (outbound-blu.frontbridge.com [65.55.251.16]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "*.bigfish.com", Issuer "*.bigfish.com" (not verified)) by ozlabs.org (Postfix) with ESMTP id C1FEEDE629 for ; Sat, 27 Jan 2007 14:08:18 +1100 (EST) Message-ID: <45BAC21C.7000104@am.sony.com> Date: Fri, 26 Jan 2007 19:08:12 -0800 From: Geoff Levand MIME-Version: 1.0 To: Paul Mackerras Subject: [PATCH 10/16] ps3: add interrupt alloc for outlets Content-Type: text/plain; charset=UTF-8 Cc: linuxppc-dev@ozlabs.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Geert Uytterhoeven PS3 interrupt core update: - Add ps3_alloc_irq() and ps3_free_irq(), to allocate a virtual interrupt number for an interrupt outlet, which is needed by the PS3 GPU frame buffer device and audio drivers Signed-off-by: Geert Uytterhoeven Signed-off-by: Geoff Levand --- Got rid of the redundent symbols ps3_connect_irq & ps3_disconnect_irq as requested by Ben and Geert. arch/powerpc/platforms/ps3/interrupt.c | 24 ++++++++++++++---------- include/asm-powerpc/ps3.h | 3 +++ 2 files changed, 17 insertions(+), 10 deletions(-) --- ps3-linux-dev.orig/arch/powerpc/platforms/ps3/interrupt.c +++ ps3-linux-dev/arch/powerpc/platforms/ps3/interrupt.c @@ -85,7 +85,7 @@ struct ps3_private { static DEFINE_PER_CPU(struct ps3_private, ps3_private); -static int ps3_connect_irq(enum ps3_cpu_binding cpu, unsigned long outlet, +int ps3_alloc_irq(enum ps3_cpu_binding cpu, unsigned long outlet, unsigned int *virq) { int result; @@ -138,8 +138,9 @@ fail_connect: fail_create: return result; } +EXPORT_SYMBOL_GPL(ps3_alloc_irq); -static void ps3_disconnect_irq(unsigned int virq) +int ps3_free_irq(unsigned int virq) { int result; const struct ps3_private *pd = get_irq_chip_data(virq); @@ -155,7 +156,9 @@ static void ps3_disconnect_irq(unsigned set_irq_chip_data(virq, NULL); irq_dispose_mapping(virq); + return result; } +EXPORT_SYMBOL_GPL(ps3_free_irq); /** * ps3_alloc_io_irq - Assign a virq to a system bus device. @@ -182,7 +185,7 @@ int ps3_alloc_io_irq(enum ps3_cpu_bindin return result; } - result = ps3_connect_irq(cpu, outlet, virq); + result = ps3_alloc_irq(cpu, outlet, virq); BUG_ON(result); return result; @@ -198,7 +201,7 @@ int ps3_free_io_irq(unsigned int virq) pr_debug("%s:%d: lv1_destruct_io_irq_outlet failed: %s\n", __func__, __LINE__, ps3_result(result)); - ps3_disconnect_irq(virq); + ps3_free_irq(virq); return result; } @@ -228,7 +231,7 @@ int ps3_alloc_event_irq(enum ps3_cpu_bin return result; } - result = ps3_connect_irq(cpu, outlet, virq); + result = ps3_alloc_irq(cpu, outlet, virq); BUG_ON(result); return result; @@ -246,7 +249,7 @@ int ps3_free_event_irq(unsigned int virq pr_debug("%s:%d: lv1_destruct_event_receive_port failed: %s\n", __func__, __LINE__, ps3_result(result)); - ps3_disconnect_irq(virq); + ps3_free_irq(virq); pr_debug(" <- %s:%d\n", __func__, __LINE__); return result; @@ -350,7 +353,7 @@ int ps3_alloc_vuart_irq(enum ps3_cpu_bin return result; } - result = ps3_connect_irq(cpu, outlet, virq); + result = ps3_alloc_irq(cpu, outlet, virq); BUG_ON(result); return result; @@ -368,7 +371,7 @@ int ps3_free_vuart_irq(unsigned int virq return result; } - ps3_disconnect_irq(virq); + ps3_free_irq(virq); return result; } @@ -399,7 +402,7 @@ int ps3_alloc_spe_irq(enum ps3_cpu_bindi return result; } - result = ps3_connect_irq(cpu, outlet, virq); + result = ps3_alloc_irq(cpu, outlet, virq); BUG_ON(result); return result; @@ -407,10 +410,11 @@ int ps3_alloc_spe_irq(enum ps3_cpu_bindi int ps3_free_spe_irq(unsigned int virq) { - ps3_disconnect_irq(virq); + ps3_free_irq(virq); return 0; } + #define PS3_INVALID_OUTLET ((irq_hw_number_t)-1) #define PS3_PLUG_MAX 63 --- ps3-linux-dev.orig/include/asm-powerpc/ps3.h +++ ps3-linux-dev/include/asm-powerpc/ps3.h @@ -163,6 +163,9 @@ int ps3_free_vuart_irq(unsigned int virq int ps3_alloc_spe_irq(enum ps3_cpu_binding cpu, unsigned long spe_id, unsigned int class, unsigned int *virq); int ps3_free_spe_irq(unsigned int virq); +int ps3_alloc_irq(enum ps3_cpu_binding cpu, unsigned long outlet, + unsigned int *virq); +int ps3_free_irq(unsigned int virq); /* lv1 result codes */