From 23faf5694ff8054b847e9733297727be4a641132 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Date: Thu, 3 Sep 2020 09:37:43 +0200 Subject: dma: Let dma_memory_rw() take MemTxAttrs argument MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Let devices specify transaction attributes when calling dma_memory_rw(). Reviewed-by: Richard Henderson Reviewed-by: Li Qiang Reviewed-by: Edgar E. Iglesias Signed-off-by: Philippe Mathieu-Daudé Acked-by: Stefan Hajnoczi Message-Id: <20211223115554.3155328-5-philmd@redhat.com> --- hw/intc/spapr_xive.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'hw/intc') diff --git a/hw/intc/spapr_xive.c b/hw/intc/spapr_xive.c index 4ec659b93e..eae95c716f 100644 --- a/hw/intc/spapr_xive.c +++ b/hw/intc/spapr_xive.c @@ -1684,7 +1684,8 @@ static target_ulong h_int_esb(PowerPCCPU *cpu, mmio_addr = xive->vc_base + xive_source_esb_mgmt(xsrc, lisn) + offset; if (dma_memory_rw(&address_space_memory, mmio_addr, &data, 8, - (flags & SPAPR_XIVE_ESB_STORE))) { + (flags & SPAPR_XIVE_ESB_STORE), + MEMTXATTRS_UNSPECIFIED)) { qemu_log_mask(LOG_GUEST_ERROR, "XIVE: failed to access ESB @0x%" HWADDR_PRIx "\n", mmio_addr); return H_HARDWARE; -- cgit v1.2.3 From ba06fe8add5b788956a7317246c6280dfc157040 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Date: Thu, 3 Sep 2020 10:08:29 +0200 Subject: dma: Let dma_memory_read/write() take MemTxAttrs argument MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Let devices specify transaction attributes when calling dma_memory_read() or dma_memory_write(). Patch created mechanically using spatch with this script: @@ expression E1, E2, E3, E4; @@ ( - dma_memory_read(E1, E2, E3, E4) + dma_memory_read(E1, E2, E3, E4, MEMTXATTRS_UNSPECIFIED) | - dma_memory_write(E1, E2, E3, E4) + dma_memory_write(E1, E2, E3, E4, MEMTXATTRS_UNSPECIFIED) ) Reviewed-by: Richard Henderson Reviewed-by: Li Qiang Reviewed-by: Edgar E. Iglesias Signed-off-by: Philippe Mathieu-Daudé Acked-by: Stefan Hajnoczi Message-Id: <20211223115554.3155328-6-philmd@redhat.com> --- hw/intc/xive.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) (limited to 'hw/intc') diff --git a/hw/intc/xive.c b/hw/intc/xive.c index 190194d27f..f15f98588a 100644 --- a/hw/intc/xive.c +++ b/hw/intc/xive.c @@ -1246,8 +1246,8 @@ void xive_end_queue_pic_print_info(XiveEND *end, uint32_t width, Monitor *mon) uint64_t qaddr = qaddr_base + (qindex << 2); uint32_t qdata = -1; - if (dma_memory_read(&address_space_memory, qaddr, &qdata, - sizeof(qdata))) { + if (dma_memory_read(&address_space_memory, qaddr, + &qdata, sizeof(qdata), MEMTXATTRS_UNSPECIFIED)) { qemu_log_mask(LOG_GUEST_ERROR, "XIVE: failed to read EQ @0x%" HWADDR_PRIx "\n", qaddr); return; @@ -1311,7 +1311,8 @@ static void xive_end_enqueue(XiveEND *end, uint32_t data) uint32_t qdata = cpu_to_be32((qgen << 31) | (data & 0x7fffffff)); uint32_t qentries = 1 << (qsize + 10); - if (dma_memory_write(&address_space_memory, qaddr, &qdata, sizeof(qdata))) { + if (dma_memory_write(&address_space_memory, qaddr, + &qdata, sizeof(qdata), MEMTXATTRS_UNSPECIFIED)) { qemu_log_mask(LOG_GUEST_ERROR, "XIVE: failed to write END data @0x%" HWADDR_PRIx "\n", qaddr); return; -- cgit v1.2.3 From 34cdea1db600540a5261dc474e986f28b637c8e6 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Date: Fri, 17 Dec 2021 22:18:07 +0100 Subject: dma: Let ld*_dma() take MemTxAttrs argument MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Let devices specify transaction attributes when calling ld*_dma(). Keep the default MEMTXATTRS_UNSPECIFIED in the few callers. Reviewed-by: Richard Henderson Reviewed-by: Cédric Le Goater Signed-off-by: Philippe Mathieu-Daudé Message-Id: <20211223115554.3155328-17-philmd@redhat.com> --- hw/intc/pnv_xive.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) (limited to 'hw/intc') diff --git a/hw/intc/pnv_xive.c b/hw/intc/pnv_xive.c index ad43483612..d9249bbc0c 100644 --- a/hw/intc/pnv_xive.c +++ b/hw/intc/pnv_xive.c @@ -172,7 +172,7 @@ static uint64_t pnv_xive_vst_addr_indirect(PnvXive *xive, uint32_t type, /* Get the page size of the indirect table. */ vsd_addr = vsd & VSD_ADDRESS_MASK; - vsd = ldq_be_dma(&address_space_memory, vsd_addr); + vsd = ldq_be_dma(&address_space_memory, vsd_addr, MEMTXATTRS_UNSPECIFIED); if (!(vsd & VSD_ADDRESS_MASK)) { #ifdef XIVE_DEBUG @@ -195,7 +195,8 @@ static uint64_t pnv_xive_vst_addr_indirect(PnvXive *xive, uint32_t type, /* Load the VSD we are looking for, if not already done */ if (vsd_idx) { vsd_addr = vsd_addr + vsd_idx * XIVE_VSD_SIZE; - vsd = ldq_be_dma(&address_space_memory, vsd_addr); + vsd = ldq_be_dma(&address_space_memory, vsd_addr, + MEMTXATTRS_UNSPECIFIED); if (!(vsd & VSD_ADDRESS_MASK)) { #ifdef XIVE_DEBUG @@ -542,7 +543,7 @@ static uint64_t pnv_xive_vst_per_subpage(PnvXive *xive, uint32_t type) /* Get the page size of the indirect table. */ vsd_addr = vsd & VSD_ADDRESS_MASK; - vsd = ldq_be_dma(&address_space_memory, vsd_addr); + vsd = ldq_be_dma(&address_space_memory, vsd_addr, MEMTXATTRS_UNSPECIFIED); if (!(vsd & VSD_ADDRESS_MASK)) { #ifdef XIVE_DEBUG -- cgit v1.2.3 From cd1db8df7431edd2210ed0123e2e09b9b6d1e621 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Date: Fri, 17 Dec 2021 22:31:11 +0100 Subject: dma: Let ld*_dma() propagate MemTxResult MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit dma_memory_read() returns a MemTxResult type. Do not discard it, return it to the caller. Update the few callers. Reviewed-by: Richard Henderson Reviewed-by: Cédric Le Goater Signed-off-by: Philippe Mathieu-Daudé Message-Id: <20211223115554.3155328-19-philmd@redhat.com> --- hw/intc/pnv_xive.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'hw/intc') diff --git a/hw/intc/pnv_xive.c b/hw/intc/pnv_xive.c index d9249bbc0c..bb207514f2 100644 --- a/hw/intc/pnv_xive.c +++ b/hw/intc/pnv_xive.c @@ -172,7 +172,7 @@ static uint64_t pnv_xive_vst_addr_indirect(PnvXive *xive, uint32_t type, /* Get the page size of the indirect table. */ vsd_addr = vsd & VSD_ADDRESS_MASK; - vsd = ldq_be_dma(&address_space_memory, vsd_addr, MEMTXATTRS_UNSPECIFIED); + ldq_be_dma(&address_space_memory, vsd_addr, &vsd, MEMTXATTRS_UNSPECIFIED); if (!(vsd & VSD_ADDRESS_MASK)) { #ifdef XIVE_DEBUG @@ -195,8 +195,8 @@ static uint64_t pnv_xive_vst_addr_indirect(PnvXive *xive, uint32_t type, /* Load the VSD we are looking for, if not already done */ if (vsd_idx) { vsd_addr = vsd_addr + vsd_idx * XIVE_VSD_SIZE; - vsd = ldq_be_dma(&address_space_memory, vsd_addr, - MEMTXATTRS_UNSPECIFIED); + ldq_be_dma(&address_space_memory, vsd_addr, &vsd, + MEMTXATTRS_UNSPECIFIED); if (!(vsd & VSD_ADDRESS_MASK)) { #ifdef XIVE_DEBUG @@ -543,7 +543,7 @@ static uint64_t pnv_xive_vst_per_subpage(PnvXive *xive, uint32_t type) /* Get the page size of the indirect table. */ vsd_addr = vsd & VSD_ADDRESS_MASK; - vsd = ldq_be_dma(&address_space_memory, vsd_addr, MEMTXATTRS_UNSPECIFIED); + ldq_be_dma(&address_space_memory, vsd_addr, &vsd, MEMTXATTRS_UNSPECIFIED); if (!(vsd & VSD_ADDRESS_MASK)) { #ifdef XIVE_DEBUG -- cgit v1.2.3